Index: trunk/minix/drivers/dpeth/.depend =================================================================== --- trunk/minix/drivers/dpeth/.depend (revision 9) +++ (revision ) @@ -1,293 +1,0 @@ - -3c501.o: ../drivers.h -3c501.o: /usr/include/ansi.h -3c501.o: /usr/include/errno.h -3c501.o: /usr/include/ibm/bios.h -3c501.o: /usr/include/ibm/interrupt.h -3c501.o: /usr/include/ibm/ports.h -3c501.o: /usr/include/limits.h -3c501.o: /usr/include/minix/bitmap.h -3c501.o: /usr/include/minix/callnr.h -3c501.o: /usr/include/minix/com.h -3c501.o: /usr/include/minix/config.h -3c501.o: /usr/include/minix/const.h -3c501.o: /usr/include/minix/devio.h -3c501.o: /usr/include/minix/dmap.h -3c501.o: /usr/include/minix/ipc.h -3c501.o: /usr/include/minix/sys_config.h -3c501.o: /usr/include/minix/syslib.h -3c501.o: /usr/include/minix/sysutil.h -3c501.o: /usr/include/minix/type.h -3c501.o: /usr/include/net/gen/eth_io.h -3c501.o: /usr/include/net/gen/ether.h -3c501.o: /usr/include/net/hton.h -3c501.o: /usr/include/signal.h -3c501.o: /usr/include/stddef.h -3c501.o: /usr/include/stdlib.h -3c501.o: /usr/include/string.h -3c501.o: /usr/include/sys/dir.h -3c501.o: /usr/include/sys/types.h -3c501.o: /usr/include/unistd.h -3c501.o: 3c501.c -3c501.o: 3c501.h -3c501.o: dp.h - -3c503.o: ../drivers.h -3c503.o: /usr/include/ansi.h -3c503.o: /usr/include/errno.h -3c503.o: /usr/include/ibm/bios.h -3c503.o: /usr/include/ibm/interrupt.h -3c503.o: /usr/include/ibm/ports.h -3c503.o: /usr/include/limits.h -3c503.o: /usr/include/minix/bitmap.h -3c503.o: /usr/include/minix/callnr.h -3c503.o: /usr/include/minix/com.h -3c503.o: /usr/include/minix/config.h -3c503.o: /usr/include/minix/const.h -3c503.o: /usr/include/minix/devio.h -3c503.o: /usr/include/minix/dmap.h -3c503.o: /usr/include/minix/ipc.h -3c503.o: /usr/include/minix/sys_config.h -3c503.o: /usr/include/minix/syslib.h -3c503.o: /usr/include/minix/sysutil.h -3c503.o: /usr/include/minix/type.h -3c503.o: /usr/include/net/gen/eth_io.h -3c503.o: /usr/include/net/gen/ether.h -3c503.o: /usr/include/signal.h -3c503.o: /usr/include/stddef.h -3c503.o: /usr/include/stdlib.h -3c503.o: /usr/include/string.h -3c503.o: /usr/include/sys/dir.h -3c503.o: /usr/include/sys/types.h -3c503.o: /usr/include/unistd.h -3c503.o: 3c503.c -3c503.o: 3c503.h -3c503.o: 8390.h -3c503.o: dp.h - -3c509.o: ../drivers.h -3c509.o: /usr/include/ansi.h -3c509.o: /usr/include/errno.h -3c509.o: /usr/include/ibm/bios.h -3c509.o: /usr/include/ibm/interrupt.h -3c509.o: /usr/include/ibm/ports.h -3c509.o: /usr/include/limits.h -3c509.o: /usr/include/minix/bitmap.h -3c509.o: /usr/include/minix/callnr.h -3c509.o: /usr/include/minix/com.h -3c509.o: /usr/include/minix/config.h -3c509.o: /usr/include/minix/const.h -3c509.o: /usr/include/minix/devio.h -3c509.o: /usr/include/minix/dmap.h -3c509.o: /usr/include/minix/ipc.h -3c509.o: /usr/include/minix/sys_config.h -3c509.o: /usr/include/minix/syslib.h -3c509.o: /usr/include/minix/sysutil.h -3c509.o: /usr/include/minix/type.h -3c509.o: /usr/include/net/gen/eth_io.h -3c509.o: /usr/include/net/gen/ether.h -3c509.o: /usr/include/net/hton.h -3c509.o: /usr/include/signal.h -3c509.o: /usr/include/stddef.h -3c509.o: /usr/include/stdlib.h -3c509.o: /usr/include/string.h -3c509.o: /usr/include/sys/dir.h -3c509.o: /usr/include/sys/types.h -3c509.o: /usr/include/unistd.h -3c509.o: 3c509.c -3c509.o: 3c509.h -3c509.o: dp.h - -8390.o: ../drivers.h -8390.o: /usr/include/ansi.h -8390.o: /usr/include/errno.h -8390.o: /usr/include/ibm/bios.h -8390.o: /usr/include/ibm/interrupt.h -8390.o: /usr/include/ibm/ports.h -8390.o: /usr/include/limits.h -8390.o: /usr/include/minix/bitmap.h -8390.o: /usr/include/minix/callnr.h -8390.o: /usr/include/minix/com.h -8390.o: /usr/include/minix/config.h -8390.o: /usr/include/minix/const.h -8390.o: /usr/include/minix/devio.h -8390.o: /usr/include/minix/dmap.h -8390.o: /usr/include/minix/ipc.h -8390.o: /usr/include/minix/sys_config.h -8390.o: /usr/include/minix/syslib.h -8390.o: /usr/include/minix/sysutil.h -8390.o: /usr/include/minix/type.h -8390.o: /usr/include/net/gen/eth_io.h -8390.o: /usr/include/net/gen/ether.h -8390.o: /usr/include/net/hton.h -8390.o: /usr/include/signal.h -8390.o: /usr/include/stddef.h -8390.o: /usr/include/stdlib.h -8390.o: /usr/include/string.h -8390.o: /usr/include/sys/dir.h -8390.o: /usr/include/sys/types.h -8390.o: /usr/include/unistd.h -8390.o: 8390.c -8390.o: 8390.h -8390.o: dp.h - -devio.o: ../drivers.h -devio.o: /usr/include/ansi.h -devio.o: /usr/include/errno.h -devio.o: /usr/include/ibm/bios.h -devio.o: /usr/include/ibm/interrupt.h -devio.o: /usr/include/ibm/ports.h -devio.o: /usr/include/limits.h -devio.o: /usr/include/minix/bitmap.h -devio.o: /usr/include/minix/callnr.h -devio.o: /usr/include/minix/com.h -devio.o: /usr/include/minix/config.h -devio.o: /usr/include/minix/const.h -devio.o: /usr/include/minix/devio.h -devio.o: /usr/include/minix/dmap.h -devio.o: /usr/include/minix/ipc.h -devio.o: /usr/include/minix/sys_config.h -devio.o: /usr/include/minix/syslib.h -devio.o: /usr/include/minix/sysutil.h -devio.o: /usr/include/minix/type.h -devio.o: /usr/include/net/gen/eth_io.h -devio.o: /usr/include/net/gen/ether.h -devio.o: /usr/include/signal.h -devio.o: /usr/include/stddef.h -devio.o: /usr/include/stdlib.h -devio.o: /usr/include/string.h -devio.o: /usr/include/sys/dir.h -devio.o: /usr/include/sys/types.h -devio.o: /usr/include/unistd.h -devio.o: devio.c -devio.o: dp.h - -dp.o: ../drivers.h -dp.o: /usr/include/ansi.h -dp.o: /usr/include/errno.h -dp.o: /usr/include/ibm/bios.h -dp.o: /usr/include/ibm/interrupt.h -dp.o: /usr/include/ibm/ports.h -dp.o: /usr/include/limits.h -dp.o: /usr/include/minix/bitmap.h -dp.o: /usr/include/minix/callnr.h -dp.o: /usr/include/minix/com.h -dp.o: /usr/include/minix/config.h -dp.o: /usr/include/minix/const.h -dp.o: /usr/include/minix/devio.h -dp.o: /usr/include/minix/dmap.h -dp.o: /usr/include/minix/ipc.h -dp.o: /usr/include/minix/keymap.h -dp.o: /usr/include/minix/sys_config.h -dp.o: /usr/include/minix/syslib.h -dp.o: /usr/include/minix/sysutil.h -dp.o: /usr/include/minix/type.h -dp.o: /usr/include/net/gen/eth_io.h -dp.o: /usr/include/net/gen/ether.h -dp.o: /usr/include/net/hton.h -dp.o: /usr/include/signal.h -dp.o: /usr/include/stddef.h -dp.o: /usr/include/stdlib.h -dp.o: /usr/include/string.h -dp.o: /usr/include/sys/dir.h -dp.o: /usr/include/sys/types.h -dp.o: /usr/include/unistd.h -dp.o: dp.c -dp.o: dp.h - -ne.o: ../drivers.h -ne.o: /usr/include/ansi.h -ne.o: /usr/include/errno.h -ne.o: /usr/include/ibm/bios.h -ne.o: /usr/include/ibm/interrupt.h -ne.o: /usr/include/ibm/ports.h -ne.o: /usr/include/limits.h -ne.o: /usr/include/minix/bitmap.h -ne.o: /usr/include/minix/callnr.h -ne.o: /usr/include/minix/com.h -ne.o: /usr/include/minix/config.h -ne.o: /usr/include/minix/const.h -ne.o: /usr/include/minix/devio.h -ne.o: /usr/include/minix/dmap.h -ne.o: /usr/include/minix/ipc.h -ne.o: /usr/include/minix/sys_config.h -ne.o: /usr/include/minix/syslib.h -ne.o: /usr/include/minix/sysutil.h -ne.o: /usr/include/minix/type.h -ne.o: /usr/include/net/gen/eth_io.h -ne.o: /usr/include/net/gen/ether.h -ne.o: /usr/include/signal.h -ne.o: /usr/include/stddef.h -ne.o: /usr/include/stdlib.h -ne.o: /usr/include/string.h -ne.o: /usr/include/sys/dir.h -ne.o: /usr/include/sys/types.h -ne.o: /usr/include/unistd.h -ne.o: 8390.h -ne.o: dp.h -ne.o: ne.c -ne.o: ne.h - -netbuff.o: ../drivers.h -netbuff.o: /usr/include/ansi.h -netbuff.o: /usr/include/errno.h -netbuff.o: /usr/include/ibm/bios.h -netbuff.o: /usr/include/ibm/interrupt.h -netbuff.o: /usr/include/ibm/ports.h -netbuff.o: /usr/include/limits.h -netbuff.o: /usr/include/minix/bitmap.h -netbuff.o: /usr/include/minix/callnr.h -netbuff.o: /usr/include/minix/com.h -netbuff.o: /usr/include/minix/config.h -netbuff.o: /usr/include/minix/const.h -netbuff.o: /usr/include/minix/devio.h -netbuff.o: /usr/include/minix/dmap.h -netbuff.o: /usr/include/minix/ipc.h -netbuff.o: /usr/include/minix/sys_config.h -netbuff.o: /usr/include/minix/syslib.h -netbuff.o: /usr/include/minix/sysutil.h -netbuff.o: /usr/include/minix/type.h -netbuff.o: /usr/include/net/gen/eth_io.h -netbuff.o: /usr/include/net/gen/ether.h -netbuff.o: /usr/include/signal.h -netbuff.o: /usr/include/stddef.h -netbuff.o: /usr/include/stdlib.h -netbuff.o: /usr/include/string.h -netbuff.o: /usr/include/sys/dir.h -netbuff.o: /usr/include/sys/types.h -netbuff.o: /usr/include/unistd.h -netbuff.o: dp.h -netbuff.o: netbuff.c - -wd.o: ../drivers.h -wd.o: /usr/include/ansi.h -wd.o: /usr/include/errno.h -wd.o: /usr/include/ibm/bios.h -wd.o: /usr/include/ibm/interrupt.h -wd.o: /usr/include/ibm/ports.h -wd.o: /usr/include/limits.h -wd.o: /usr/include/minix/bitmap.h -wd.o: /usr/include/minix/callnr.h -wd.o: /usr/include/minix/com.h -wd.o: /usr/include/minix/config.h -wd.o: /usr/include/minix/const.h -wd.o: /usr/include/minix/devio.h -wd.o: /usr/include/minix/dmap.h -wd.o: /usr/include/minix/ipc.h -wd.o: /usr/include/minix/sys_config.h -wd.o: /usr/include/minix/syslib.h -wd.o: /usr/include/minix/sysutil.h -wd.o: /usr/include/minix/type.h -wd.o: /usr/include/net/gen/eth_io.h -wd.o: /usr/include/net/gen/ether.h -wd.o: /usr/include/signal.h -wd.o: /usr/include/stddef.h -wd.o: /usr/include/stdlib.h -wd.o: /usr/include/string.h -wd.o: /usr/include/sys/dir.h -wd.o: /usr/include/sys/types.h -wd.o: /usr/include/unistd.h -wd.o: 8390.h -wd.o: dp.h -wd.o: wd.c -wd.o: wd.h Index: trunk/minix/drivers/dpeth/3c501.c =================================================================== --- trunk/minix/drivers/dpeth/3c501.c (revision 9) +++ (revision ) @@ -1,420 +1,0 @@ -/* -** File: 3c501.c Jan. 14, 1997 -** -** Author: Giovanni Falzoni -** -** This file contains specific implementation of the ethernet -** device driver for 3Com Etherlink (3c501) boards. This is a -** very old board and its performances are very poor for today -** network environments. -** -** $Id: 3c501.c,v 1.3 2005/08/05 19:08:43 beng Exp $ -*/ - -#include "drivers.h" -#include -#include -#include -#include -#include "dp.h" - -#if (ENABLE_3C501 == 1) - -#include "3c501.h" - -static unsigned char StationAddress[SA_ADDR_LEN] = {0, 0, 0, 0, 0, 0,}; -static buff_t *TxBuff = NULL; - -/* -** Name: void el1_getstats(dpeth_t *dep) -** Function: Reads statistics counters from board. -**/ -static void el1_getstats(dpeth_t * dep) -{ - - return; /* Nothing to do */ -} - -/* -** Name: void el1_reset(dpeth_t *dep) -** Function: Reset function specific for Etherlink hardware. -*/ -static void el1_reset(dpeth_t * dep) -{ - int ix; - - for (ix = 0; ix < 8; ix += 1) /* Resets the board */ - outb_el1(dep, EL1_CSR, ECSR_RESET); - outb_el1(dep, EL1_CSR, ECSR_RIDE | ECSR_SYS); - - /* Set Ethernet Address on controller */ - outb_el1(dep, EL1_CSR, ECSR_LOOP); /* Loopback mode */ - for (ix = EL1_ADDRESS; ix < SA_ADDR_LEN; ix += 1) - outb_el1(dep, ix, StationAddress[ix]); - - lock(); - /* Enable DMA/Interrupt, gain control of Buffer */ - outb_el1(dep, EL1_CSR, ECSR_RIDE | ECSR_SYS); - /* Clear RX packet area */ - outw_el1(dep, EL1_RECVPTR, 0); - /* Enable transmit/receive configuration and flush pending interrupts */ - outb_el1(dep, EL1_XMIT, EXSR_IDLE | EXSR_16JAM | EXSR_JAM | EXSR_UNDER); - outb_el1(dep, EL1_RECV, dep->de_recv_mode); - inb_el1(dep, EL1_RECV); - inb_el1(dep, EL1_XMIT); - dep->de_flags &= NOT(DEF_XMIT_BUSY); - unlock(); - return; /* Done */ -} - -/* -** Name: void el1_dumpstats(dpeth_t *dep, int port, vir_bytes size) -** Function: Dumps counter on screen (support for console display). -*/ -static void el1_dumpstats(dpeth_t * dep) -{ - - return; -} - -/* -** Name: void el1_mode_init(dpeth_t *dep) -** Function: Initializes receicer mode -*/ -static void el1_mode_init(dpeth_t * dep) -{ - - if (dep->de_flags & DEF_BROAD) { - dep->de_recv_mode = ERSR_BROAD | ERSR_RMASK; - - } else if (dep->de_flags & DEF_PROMISC) { - dep->de_recv_mode = ERSR_ALL | ERSR_RMASK; - - } else if (dep->de_flags & DEF_MULTI) { - dep->de_recv_mode = ERSR_MULTI | ERSR_RMASK; - - } else { - dep->de_recv_mode = ERSR_NONE | ERSR_RMASK; - } - outb_el1(dep, EL1_RECV, dep->de_recv_mode); - inb_el1(dep, EL1_RECV); - return; -} - -/* -** Name: void el1_recv(dpeth_t *dep, int from, int size) -** Function: Receive function. Called from interrupt handler to -** unload recv. buffer or from main (packet to client) -*/ -static void el1_recv(dpeth_t * dep, int from, int size) -{ - buff_t *rxptr; - - while ((dep->de_flags & DEF_READING) && (rxptr = dep->de_recvq_head)) { - - /* Remove buffer from queue and free buffer */ - lock(); - if (dep->de_recvq_tail == dep->de_recvq_head) - dep->de_recvq_head = dep->de_recvq_tail = NULL; - else - dep->de_recvq_head = rxptr->next; - unlock(); - - /* Copy buffer to user area */ - mem2user(dep, rxptr); - - /* Reply information */ - dep->de_read_s = rxptr->size; - dep->de_flags |= DEF_ACK_RECV; - dep->de_flags &= NOT(DEF_READING); - - /* Return buffer to the idle pool */ - free_buff(dep, rxptr); - } - return; -} - -/* -** Name: void el1_send(dpeth_t *dep, int from_int, int pktsize) -** Function: Send function. Called from main to transit a packet or -** from interrupt handler when a new packet was queued. -*/ -static void el1_send(dpeth_t * dep, int from_int, int pktsize) -{ - buff_t *txbuff; - clock_t now; - - if (from_int == FALSE) { - - if ((txbuff = alloc_buff(dep, pktsize + sizeof(buff_t))) != NULL) { - - /* Fill transmit buffer from user area */ - txbuff->next = NULL; - txbuff->size = pktsize; - txbuff->client = dep->de_client; - user2mem(dep, txbuff); - } else - panic(dep->de_name, "out of memory for Tx", NO_NUM); - - } else if ((txbuff = dep->de_xmitq_head) != NULL) { - - /* Get first packet in queue */ - lock(); - if (dep->de_xmitq_tail == dep->de_xmitq_head) - dep->de_xmitq_head = dep->de_xmitq_tail = NULL; - else - dep->de_xmitq_head = txbuff->next; - unlock(); - pktsize = txbuff->size; - - } else - panic(dep->de_name, "should not be sending ", NO_NUM); - - if ((dep->de_flags & DEF_XMIT_BUSY)) { - if (from_int) panic(dep->de_name, "should not be sending ", NO_NUM); - getuptime(&now); - if ((now - dep->de_xmit_start) > 4) { - /* Transmitter timed out */ - DEBUG(printf("3c501: transmitter timed out ... \n")); - dep->de_stat.ets_sendErr += 1; - dep->de_flags &= NOT(DEF_XMIT_BUSY); - el1_reset(dep); - } - - /* Queue packet */ - lock(); /* Queue packet to receive queue */ - if (dep->de_xmitq_head == NULL) - dep->de_xmitq_head = txbuff; - else - dep->de_xmitq_tail->next = txbuff; - dep->de_xmitq_tail = txbuff; - unlock(); - } else { - /* Save for retransmission */ - TxBuff = txbuff; - dep->de_flags |= (DEF_XMIT_BUSY | DEF_ACK_SEND); - - /* Setup board for packet loading */ - lock(); /* Buffer to processor */ - outb_el1(dep, EL1_CSR, ECSR_RIDE | ECSR_SYS); - inb_el1(dep, EL1_RECV); /* Clears any spurious interrupt */ - inb_el1(dep, EL1_XMIT); - outw_el1(dep, EL1_RECVPTR, 0); /* Clears RX packet area */ - - /* Loads packet */ - outw_el1(dep, EL1_XMITPTR, (EL1_BFRSIZ - pktsize)); - outsb(dep->de_data_port, SELF, txbuff->buffer, pktsize); - /* Starts transmitter */ - outw_el1(dep, EL1_XMITPTR, (EL1_BFRSIZ - pktsize)); - outb_el1(dep, EL1_CSR, ECSR_RIDE | ECSR_XMIT); /* There it goes... */ - unlock(); - - getuptime(&dep->de_xmit_start); - dep->de_flags &= NOT(DEF_SENDING); - } - return; -} - -/* -** Name: void el1_stop(dpeth_t *dep) -** Function: Stops board and disable interrupts. -*/ -static void el1_stop(dpeth_t * dep) -{ - int ix; - - DEBUG(printf("%s: stopping Etherlink ....\n", dep->de_name)); - for (ix = 0; ix < 8; ix += 1) /* Reset board */ - outb_el1(dep, EL1_CSR, ECSR_RESET); - outb_el1(dep, EL1_CSR, ECSR_SYS); - sys_irqdisable(&dep->de_hook); /* Disable interrupt */ - return; -} - -/* -** Name: void el1_interrupt(dpeth_t *dep) -** Function: Interrupt handler. Acknwledges transmit interrupts -** or unloads receive buffer to memory queue. -*/ -static void el1_interrupt(dpeth_t * dep) -{ - u16_t csr, isr; - int pktsize; - buff_t *rxptr; - - csr = inb_el1(dep, EL1_CSR); - if ((csr & ECSR_XMIT) && (dep->de_flags & DEF_XMIT_BUSY)) { - - /* Got a transmit interrupt */ - isr = inb_el1(dep, EL1_XMIT); - if ((isr & (EXSR_16JAM | EXSR_UNDER | EXSR_JAM)) || !(isr & EXSR_IDLE)) { - DEBUG(printf("3c501: got xmit interrupt (ASR=0x%02X XSR=0x%02X)\n", csr, isr)); - if (isr & EXSR_JAM) { - /* Sending, packet got a collision */ - dep->de_stat.ets_collision += 1; - /* Put pointer back to beginning of packet */ - outb_el1(dep, EL1_CSR, ECSR_RIDE | ECSR_SYS); - outw_el1(dep, EL1_XMITPTR, (EL1_BFRSIZ - TxBuff->size)); - /* And retrigger transmission */ - outb_el1(dep, EL1_CSR, ECSR_RIDE | ECSR_XMIT); - return; - - } else if ((isr & EXSR_16JAM) || !(isr & EXSR_IDLE)) { - dep->de_stat.ets_sendErr += 1; - - } else if (isr & EXSR_UNDER) { - dep->de_stat.ets_fifoUnder += 1; - } - DEBUG(printf("3c501: got xmit interrupt (0x%02X)\n", isr)); - el1_reset(dep); - - } else { - /** if (inw_el1(dep, EL1_XMITPTR) == EL1_BFRSIZ) **/ - /* Packet transmitted successfully */ - dep->de_stat.ets_packetT += 1; - dep->bytes_Tx += (long) (TxBuff->size); - free_buff(dep, TxBuff); - dep->de_flags &= NOT(DEF_XMIT_BUSY); - if ((dep->de_flags & DEF_SENDING) && dep->de_xmitq_head) { - /* Pending transmit request available in queue */ - el1_send(dep, TRUE, 0); - if (dep->de_flags & (DEF_XMIT_BUSY | DEF_ACK_SEND)) - return; - } - } - - } else if ((csr & (ECSR_RECV | ECSR_XMTBSY)) == (ECSR_RECV | ECSR_XMTBSY)) { - - /* Got a receive interrupt */ - isr = inb_el1(dep, EL1_RECV); - pktsize = inw_el1(dep, EL1_RECVPTR); - if ((isr & ERSR_RERROR) || (isr & ERSR_STALE)) { - DEBUG(printf("Rx0 (ASR=0x%02X RSR=0x%02X size=%d)\n", csr, isr, pktsize)); - dep->de_stat.ets_recvErr += 1; - - } else if (pktsize < ETH_MIN_PACK_SIZE || pktsize > ETH_MAX_PACK_SIZE) { - DEBUG(printf("Rx1 (ASR=0x%02X RSR=0x%02X size=%d)\n", csr, isr, pktsize)); - dep->de_stat.ets_recvErr += 1; - - } else if ((rxptr = alloc_buff(dep, pktsize + sizeof(buff_t))) == NULL) { - /* Memory not available. Drop packet */ - dep->de_stat.ets_fifoOver += 1; - - } else if (isr & (ERSR_GOOD | ERSR_ANY)) { - /* Got a good packet. Read it from buffer */ - outb_el1(dep, EL1_CSR, ECSR_RIDE | ECSR_SYS); - outw_el1(dep, EL1_XMITPTR, 0); - insb(dep->de_data_port, SELF, rxptr->buffer, pktsize); - rxptr->next = NULL; - rxptr->size = pktsize; - dep->de_stat.ets_packetR += 1; - dep->bytes_Rx += (long) pktsize; - lock(); /* Queue packet to receive queue */ - if (dep->de_recvq_head == NULL) - dep->de_recvq_head = rxptr; - else - dep->de_recvq_tail->next = rxptr; - dep->de_recvq_tail = rxptr; - unlock(); - - /* Reply to pending Receive requests, if any */ - el1_recv(dep, TRUE, 0); - } - } else { /* Nasty condition, should never happen */ - DEBUG( - printf("3c501: got interrupt with status 0x%02X\n" - " de_flags=0x%04X XSR=0x%02X RSR=0x%02X \n" - " xmit buffer = 0x%4X recv buffer = 0x%4X\n", - csr, dep->de_flags, - inb_el1(dep, EL1_RECV), - inb_el1(dep, EL1_XMIT), - inw_el1(dep, EL1_XMITPTR), - inw_el1(dep, EL1_RECVPTR)) - ); - el1_reset(dep); - } - - /* Move into receive mode */ - outb_el1(dep, EL1_CSR, ECSR_RIDE | ECSR_RECV); - outw_el1(dep, EL1_RECVPTR, 0); - /* Be sure that interrupts are cleared */ - inb_el1(dep, EL1_RECV); - inb_el1(dep, EL1_XMIT); - return; -} - -/* -** Name: void el1_init(dpeth_t *dep) -** Function: Initalizes board hardware and driver data structures. -*/ -static void el1_init(dpeth_t * dep) -{ - int ix; - - dep->de_irq &= NOT(DEI_DEFAULT); /* Strip the default flag. */ - dep->de_offset_page = 0; - dep->de_data_port = dep->de_base_port + EL1_DATAPORT; - - el1_reset(dep); /* Reset and initialize board */ - - /* Start receiver (default mode) */ - outw_el1(dep, EL1_RECVPTR, 0); - outb_el1(dep, EL1_CSR, ECSR_RIDE | ECSR_RECV); - - /* Initializes buffer pool */ - init_buff(dep, NULL); - el1_mode_init(dep); - - printf("%s: Etherlink (%s) at %X:%d - ", - dep->de_name, "3c501", dep->de_base_port, dep->de_irq); - for (ix = 0; ix < SA_ADDR_LEN; ix += 1) - printf("%02X%c", (dep->de_address.ea_addr[ix] = StationAddress[ix]), - ix < SA_ADDR_LEN - 1 ? ':' : '\n'); - - /* Device specific functions */ - dep->de_recvf = el1_recv; - dep->de_sendf = el1_send; - dep->de_flagsf = el1_mode_init; - dep->de_resetf = el1_reset; - dep->de_getstatsf = el1_getstats; - dep->de_dumpstatsf = el1_dumpstats; - dep->de_interruptf = el1_interrupt; - - return; /* Done */ -} - -/* -** Name: int el1_probe(dpeth_t *dep) -** Function: Checks for presence of the board. -*/ -PUBLIC int el1_probe(dpeth_t * dep) -{ - int ix; - - for (ix = 0; ix < 8; ix += 1) /* Reset the board */ - outb_el1(dep, EL1_CSR, ECSR_RESET); - outb_el1(dep, EL1_CSR, ECSR_SYS); /* Leaves buffer to system */ - - /* Check station address */ - for (ix = 0; ix < SA_ADDR_LEN; ix += 1) { - outw_el1(dep, EL1_XMITPTR, ix); - StationAddress[ix] = inb_el1(dep, EL1_SAPROM); - } - if (StationAddress[0] != 0x02 || /* Etherlink Station address */ - StationAddress[1] != 0x60 || /* MUST be 02:60:8c:xx:xx:xx */ - StationAddress[2] != 0x8C) - return FALSE; /* No Etherlink board at this address */ - - dep->de_ramsize = 0; /* RAM size is meaningless */ - dep->de_linmem = 0L; /* Access is via I/O port */ - - /* Device specific functions */ - dep->de_initf = el1_init; - dep->de_stopf = el1_stop; - - return TRUE; /* Etherlink board found */ -} - -#endif /* ENABLE_3C501 */ - -/** 3c501.c **/ Index: trunk/minix/drivers/dpeth/3c501.h =================================================================== --- trunk/minix/drivers/dpeth/3c501.h (revision 9) +++ (revision ) @@ -1,71 +1,0 @@ -/* -** File: 3c501.h Jan. 14, 1997 -** -** Author: Giovanni Falzoni -** -** Interface description for 3Com Etherlink boards -** -** $Log: 3c501.h,v $ -** Revision 1.1 2005/06/29 10:16:46 beng -** Import of dpeth 3c501/3c509b/.. ethernet driver by -** Giovanni Falzoni . -** -** Revision 2.0 2005/06/26 16:16:46 lsodgf0 -** Initial revision for Minix 3.0.6 -** -** $Id: 3c501.h,v 1.1 2005/06/29 10:16:46 beng Exp $ -*/ - -/* The various board command registers */ -#define EL1_ADDRESS 0x00 /* Board station address, 6 bytes */ -#define EL1_RECV 0x06 /* Board Receive Config/Status Reg. */ -#define EL1_XMIT 0x07 /* Board Transmit Config/Status Reg. */ -#define EL1_XMITPTR 0x08 /* Transmit buffer pointer (word access) */ -#define EL1_RECVPTR 0x0A /* Receive buffer pointer (word access) */ -#define EL1_SAPROM 0x0C /* Window on Station Addr prom */ -#define EL1_CSR 0x0E /* Board Command/Status Register */ -#define EL1_DATAPORT 0x0F /* Window on packet buffer (Data Port) */ - -/* Bits in EL1_RECV, interrupt enable on write, status when read */ -#define ERSR_NONE 0x00 /* Match mode in bits 5-6 (wo) */ -#define ERSR_ALL 0x40 /* Promiscuous receive (wo) */ -#define ERSR_BROAD 0x80 /* Station address plus broadcast (wo) */ -#define ERSR_MULTI 0x80 /* Station address plus multicast 0xC0 */ -#define ERSR_STALE 0x80 /* Receive status previously read (ro) */ -#define ERSR_GOOD 0x20 /* Well formed packets only (rw) */ -#define ERSR_ANY 0x10 /* Any packet, even with errors (rw) */ -#define ERSR_SHORT 0x08 /* Short frame (rw) */ -#define ERSR_DRIBBLE 0x04 /* Dribble error (rw) */ -#define ERSR_FCS 0x02 /* CRC error (rw) */ -#define ERSR_OVER 0x01 /* Data overflow (rw) */ - -#define ERSR_RERROR (ERSR_SHORT|ERSR_DRIBBLE|ERSR_FCS|ERSR_OVER) -#define ERSR_RMASK (ERSR_GOOD|ERSR_RERROR)/*(ERSR_GOOD|ERSR_ANY|ERSR_RERROR)*/ - -/* Bits in EL1_XMIT, interrupt enable on write, status when read */ -#define EXSR_IDLE 0x08 /* Transmit idle (send completed) */ -#define EXSR_16JAM 0x04 /* Packet sending got 16 collisions */ -#define EXSR_JAM 0x02 /* Packet sending got a collision */ -#define EXSR_UNDER 0x01 /* Data underflow in sending */ - -/* Bits in EL1_CSR (Configuration Status Register) */ -#define ECSR_RESET 0x80 /* Reset the controller (wo) */ -#define ECSR_XMTBSY 0x80 /* Transmitter busy (ro) */ -#define ECSR_RIDE 0x01 /* Request interrupt/DMA enable (rw) */ -#define ECSR_DMA 0x20 /* DMA request (rw) */ -#define ECSR_EDMA 0x10 /* DMA done (ro) */ -#define ECSR_CRC 0x02 /* Causes CRC error on transmit (wo) */ -#define ECSR_RCVBSY 0x01 /* Receive in progress (ro) */ -#define ECSR_LOOP (3<<2) /* 2 bit field in bits 2,3, loopback */ -#define ECSR_RECV (2<<2) /* Gives buffer to receiver (rw) */ -#define ECSR_XMIT (1<<2) /* Gives buffer to transmit (rw) */ -#define ECSR_SYS (0<<2) /* Gives buffer to processor (wo) */ - -#define EL1_BFRSIZ 2048 /* Number of bytes in board buffer */ - -#define inb_el1(dep,reg) (inb(dep->de_base_port+(reg))) -#define inw_el1(dep,reg) (inw(dep->de_base_port+(reg))) -#define outb_el1(dep,reg,data) (outb(dep->de_base_port+(reg),data)) -#define outw_el1(dep,reg,data) (outw(dep->de_base_port+(reg),data)) - -/** 3c501.h **/ Index: trunk/minix/drivers/dpeth/3c503.c =================================================================== --- trunk/minix/drivers/dpeth/3c503.c (revision 9) +++ (revision ) @@ -1,167 +1,0 @@ -/* -** File: 3c503.c Dec. 20, 1996 -** -** Author: Giovanni Falzoni -** -** Driver for the Etherlink II boards. Works in shared memory mode. -** Programmed I/O could be used as well but would result in poor -** performances. This file contains only the board specific code, -** the rest is in 8390.c Code specific for ISA bus only -** -** $Id: 3c503.c,v 1.3 2005/08/05 19:08:43 beng Exp $ -*/ - -#include "drivers.h" -#include -#include -#include "dp.h" - -#if (ENABLE_3C503 == 1) - -#include "8390.h" -#include "3c503.h" - -/* -** Name: void el2_init(dpeth_t *dep); -** Function: Initalize hardware and data structures. -*/ -static void el2_init(dpeth_t * dep) -{ - int ix, irq; - int sendq_nr; - int cntr; - - /* Map the address PROM to lower I/O address range */ - cntr = inb_el2(dep, EL2_CNTR); - outb_el2(dep, EL2_CNTR, cntr | ECNTR_SAPROM); - - /* Read station address from PROM */ - for (ix = EL2_EA0; ix <= EL2_EA5; ix += 1) - dep->de_address.ea_addr[ix] = inb_el2(dep, ix); - - /* Map the 8390 back to lower I/O address range */ - outb_el2(dep, EL2_CNTR, cntr); - - /* Enable memory, but turn off interrupts until we are ready */ - outb_el2(dep, EL2_CFGR, ECFGR_IRQOFF); - - dep->de_data_port = dep->de_dp8390_port = dep->de_base_port; - dep->de_prog_IO = FALSE; /* Programmed I/O not yet available */ - - /* Check width of data bus */ - outb_el2(dep, DP_CR, CR_PS_P0 | CR_NO_DMA | CR_STP); - outb_el2(dep, DP_DCR, 0); - outb_el2(dep, DP_CR, CR_PS_P2 | CR_NO_DMA | CR_STP); - dep->de_16bit = (inb_el2(dep, DP_DCR) & DCR_WTS) != 0; - outb_el2(dep, DP_CR, CR_PS_P0 | CR_NO_DMA | CR_STP); - - /* Allocate one send buffer (1.5kb) per 8kb of on board memory. */ - /* Only 8kb of 3c503/16 boards are used to avoid specific routines */ - sendq_nr = dep->de_ramsize / 0x2000; - if (sendq_nr < 1) - sendq_nr = 1; - else if (sendq_nr > SENDQ_NR) - sendq_nr = SENDQ_NR; - - dep->de_sendq_nr = sendq_nr; - for (ix = 0; ix < sendq_nr; ix++) - dep->de_sendq[ix].sq_sendpage = (ix * SENDQ_PAGES) + EL2_SM_START_PG; - - dep->de_startpage = (ix * SENDQ_PAGES) + EL2_SM_START_PG; - dep->de_stoppage = EL2_SM_STOP_PG; - - outb_el2(dep, EL2_STARTPG, dep->de_startpage); - outb_el2(dep, EL2_STOPPG, dep->de_stoppage); - - /* Point the vector pointer registers somewhere ?harmless?. */ - outb_el2(dep, EL2_VP2, 0xFF); /* Point at the ROM restart location */ - outb_el2(dep, EL2_VP1, 0xFF); /* 0xFFFF:0000 (from original sources) */ - outb_el2(dep, EL2_VP0, 0x00); /* - What for protected mode? */ - - /* Set interrupt level for 3c503 */ - irq = (dep->de_irq &= ~DEI_DEFAULT); /* Strip the default flag. */ - if (irq == 9) irq = 2; - if (irq < 2 || irq > 5) panic(dep->de_name, "bad 3c503 irq configuration", irq); - outb_el2(dep, EL2_IDCFG, (0x04 << irq)); - - outb_el2(dep, EL2_DRQCNT, 0x08); /* Set burst size to 8 */ - outb_el2(dep, EL2_DMAAH, EL2_SM_START_PG); /* Put start of TX */ - outb_el2(dep, EL2_DMAAL, 0x00); /* buffer in the GA DMA reg */ - - outb_el2(dep, EL2_CFGR, ECFGR_NORM); /* Enable shared memory */ - - ns_init(dep); /* Initialize DP controller */ - - printf("%s: Etherlink II%s (%s) at %X:%d:%05lX - ", - dep->de_name, dep->de_16bit ? "/16" : "", "3c503", - dep->de_base_port, dep->de_irq, - dep->de_linmem + dep->de_offset_page); - for (ix = 0; ix < SA_ADDR_LEN; ix += 1) - printf("%02X%c", dep->de_address.ea_addr[ix], - ix < SA_ADDR_LEN - 1 ? ':' : '\n'); - return; -} - -/* -** Name: void el2_stop(dpeth_t *dep); -** Function: Stops board by disabling interrupts. -*/ -static void el2_stop(dpeth_t * dep) -{ - - outb_el2(dep, EL2_CFGR, ECFGR_IRQOFF); - sys_irqdisable(&dep->de_hook); /* disable interrupts */ - return; -} - -/* -** Name: void el2_probe(dpeth_t *dep); -** Function: Probe for the presence of an EtherLink II card. -** Initialize memory addressing if card detected. -*/ -int el2_probe(dpeth_t * dep) -{ - int iobase, membase; - int thin; - - /* Thin ethernet or AUI? */ - thin = (dep->de_linmem & 1) ? ECNTR_AUI : ECNTR_THIN; - - /* Location registers should have 1 bit set */ - if (!(iobase = inb_el2(dep, EL2_IOBASE))) return FALSE; - if (!((membase = inb_el2(dep, EL2_MEMBASE)) & 0xF0)) return FALSE; - if ((iobase & (iobase - 1)) || (membase & (membase - 1))) return FALSE; - - /* Resets board */ - outb_el2(dep, EL2_CNTR, ECNTR_RESET | thin); - milli_delay(1); - outb_el2(dep, EL2_CNTR, thin); - milli_delay(5); - - /* Map the address PROM to lower I/O address range */ - outb_el2(dep, EL2_CNTR, ECNTR_SAPROM | thin); - if (inb_el2(dep, EL2_EA0) != 0x02 || /* Etherlink II Station address */ - inb_el2(dep, EL2_EA1) != 0x60 || /* MUST be 02:60:8c:xx:xx:xx */ - inb_el2(dep, EL2_EA2) != 0x8C) - return FALSE; /* No Etherlink board at this address */ - - /* Map the 8390 back to lower I/O address range */ - outb_el2(dep, EL2_CNTR, thin); - - /* Setup shared memory addressing for 3c503 */ - dep->de_linmem = ((membase & 0xC0) ? EL2_BASE_0D8000 : EL2_BASE_0C8000) + - ((membase & 0xA0) ? (EL2_BASE_0CC000 - EL2_BASE_0C8000) : 0x0000); - - /* Shared memory starts at 0x2000 (8kb window) */ - dep->de_offset_page = (EL2_SM_START_PG * DP_PAGESIZE); - dep->de_linmem -= dep->de_offset_page; - dep->de_ramsize = (EL2_SM_STOP_PG - EL2_SM_START_PG) * DP_PAGESIZE; - - /* Board initialization and stop functions */ - dep->de_initf = el2_init; - dep->de_stopf = el2_stop; - return TRUE; -} -#endif /* ENABLE_3C503 */ - -/** 3c503.c **/ Index: trunk/minix/drivers/dpeth/3c503.h =================================================================== --- trunk/minix/drivers/dpeth/3c503.h (revision 9) +++ (revision ) @@ -1,72 +1,0 @@ -/* -** File: 3c503.h Dec. 20, 1996 -** -** Author: Giovanni Falzoni -** -** Interface description for 3Com Etherlink II boards -** -** $Log: 3c503.h,v $ -** Revision 1.1 2005/06/29 10:16:46 beng -** Import of dpeth 3c501/3c509b/.. ethernet driver by -** Giovanni Falzoni . -** -** Revision 2.0 2005/06/26 16:16:46 lsodgf0 -** Initial revision for Minix 3.0.6 -** -** $Id: 3c503.h,v 1.1 2005/06/29 10:16:46 beng Exp $ -*/ - -#define EL2_MEMTEST 0 /* Set to 1 for on board memory test */ - -#define EL2_GA 0x0400 /* Offset of registers in Gate Array */ - -/* EtherLink II card */ - -#define EL2_STARTPG (EL2_GA+0x00) /* Start page matching DP_PSTARTPG */ -#define EL2_STOPPG (EL2_GA+0x01) /* Stop page matching DP_PSTOPPG */ -#define EL2_DRQCNT (EL2_GA+0x02) /* DMA burst count */ -#define EL2_IOBASE (EL2_GA+0x03) /* I/O base jumpers (bit coded) */ -#define EL2_MEMBASE (EL2_GA+0x04) /* Memory base jumpers (bit coded) */ -#define EL2_CFGR (EL2_GA+0x05) /* Configuration Register for GA */ -#define EL2_CNTR (EL2_GA+0x06) /* Control(write) and status(read) */ -#define EL2_STATUS (EL2_GA+0x07) -#define EL2_IDCFG (EL2_GA+0x08) /* Interrupt/DMA configuration reg */ -#define EL2_DMAAH (EL2_GA+0x09) /* DMA address register (High byte) */ -#define EL2_DMAAL (EL2_GA+0x0A) /* DMA address register (Low byte) */ -#define EL2_VP2 (EL2_GA+0x0B) /* Vector pointer - set to */ -#define EL2_VP1 (EL2_GA+0x0C) /* reset address (0xFFFF:0) */ -#define EL2_VP0 (EL2_GA+0x0D) /* */ -#define EL2_FIFOH (EL2_GA+0x0E) /* FIFO for progr. I/O (High byte) */ -#define EL2_FIFOL (EL2_GA+0x0F) /* FIFO for progr. I/O (Low byte) */ - -#define EL2_EA0 0x00 /* Most significant byte of ethernet address */ -#define EL2_EA1 0x01 -#define EL2_EA2 0x02 -#define EL2_EA3 0x03 -#define EL2_EA4 0x04 -#define EL2_EA5 0x05 /* Least significant byte of ethernet address */ - -/* Bits in EL2_CNTR register */ -#define ECNTR_RESET 0x01 /* Software Reset */ -#define ECNTR_THIN 0x02 /* Onboard transceiver enable */ -#define ECNTR_AUI 0x00 /* Onboard transceiver disable */ -#define ECNTR_SAPROM 0x04 /* Map the station address prom */ - -/* Bits in EL2_CFGR register */ -#define ECFGR_NORM 0x49 /* Enable 8k shared memory, no DMA, TC int */ -#define ECFGR_IRQOFF 0xC9 /* As above, disable 8390 IRQ */ - -/* Shared memory management parameters */ -#define EL2_SM_START_PG 0x20 /* First page of TX buffer */ -#define EL2_SM_STOP_PG 0x40 /* Last page +1 of RX ring */ - -/* Physical addresses where an Etherlink board can be configured */ -#define EL2_BASE_0C8000 0x0C8000 -#define EL2_BASE_0CC000 0x0CC000 -#define EL2_BASE_0D8000 0x0D8000 -#define EL2_BASE_0DC000 0x0DC000 - -#define inb_el2(dep,reg) (inb((dep)->de_base_port+(reg))) -#define outb_el2(dep,reg,data) (outb((dep)->de_base_port+(reg),(data))) - -/** 3c503.h **/ Index: trunk/minix/drivers/dpeth/3c509.c =================================================================== --- trunk/minix/drivers/dpeth/3c509.c (revision 9) +++ (revision ) @@ -1,595 +1,0 @@ -/* -** File: 3c509.c Jun. 01, 2000 -** -** Author: Giovanni Falzoni -** -** This file contains specific implementation of the ethernet -** device driver for 3Com Etherlink III (3c509) boards. -** NOTE: The board has to be setup to disable PnP and to assign -** I/O base and IRQ. The driver is for ISA bus only -** -** $Id: 3c509.c,v 1.3 2005/08/05 19:08:43 beng Exp $ -*/ - -#include "drivers.h" -#include -#include -#include -#include - -#include "dp.h" - -#if (ENABLE_3C509 == 1) - -#include "3c509.h" - -static const char *const IfNamesMsg[] = { - "10BaseT", "AUI", "unknown", "BNC", -}; - -/* -** Name: void el3_update_stats(dpeth_t *dep) -** Function: Reads statistic counters from board -** and updates local counters. -*/ -static void el3_update_stats(dpeth_t * dep) -{ - - /* Disables statistics while reading and switches to the correct window */ - outw_el3(dep, REG_CmdStatus, CMD_StatsDisable); - SetWindow(WNO_Statistics); - - /* Reads everything, adding values to the local counters */ - dep->de_stat.ets_sendErr += inb_el3(dep, REG_TxCarrierLost); /* Reg. 00 */ - dep->de_stat.ets_sendErr += inb_el3(dep, REG_TxNoCD); /* Reg. 01 */ - dep->de_stat.ets_collision += inb_el3(dep, REG_TxMultColl); /* Reg. 02 */ - dep->de_stat.ets_collision += inb_el3(dep, REG_TxSingleColl); /* Reg. 03 */ - dep->de_stat.ets_collision += inb_el3(dep, REG_TxLate); /* Reg. 04 */ - dep->de_stat.ets_recvErr += inb_el3(dep, REG_RxDiscarded); /* Reg. 05 */ - dep->de_stat.ets_packetT += inb_el3(dep, REG_TxFrames); /* Reg. 06 */ - dep->de_stat.ets_packetR += inb_el3(dep, REG_RxFrames); /* Reg. 07 */ - dep->de_stat.ets_transDef += inb_el3(dep, REG_TxDefer); /* Reg. 08 */ - dep->bytes_Rx += (unsigned) inw_el3(dep, REG_RxBytes); /* Reg. 10 */ - dep->bytes_Tx += (unsigned) inw_el3(dep, REG_TxBytes); /* Reg. 12 */ - - /* Goes back to operating window and enables statistics */ - SetWindow(WNO_Operating); - outw_el3(dep, REG_CmdStatus, CMD_StatsEnable); - - return; -} - -/* -** Name: void el3_getstats(dpeth_t *dep) -** Function: Reads statistics counters from board. -*/ -static void el3_getstats(dpeth_t * dep) -{ - - lock(); - el3_update_stats(dep); - unlock(); - return; -} - -/* -** Name: void el3_dodump(dpeth_t *dep) -** Function: Dumps counter on screen (support for console display). -*/ -static void el3_dodump(dpeth_t * dep) -{ - - el3_getstats(dep); - return; -} - -/* -** Name: void el3_rx_mode(dpeth_t *dep) -** Function: Initializes receiver mode -*/ -static void el3_rx_mode(dpeth_t * dep) -{ - - dep->de_recv_mode = FilterIndividual; - if (dep->de_flags & DEF_BROAD) dep->de_recv_mode |= FilterBroadcast; - if (dep->de_flags & DEF_MULTI) dep->de_recv_mode |= FilterMulticast; - if (dep->de_flags & DEF_PROMISC) dep->de_recv_mode |= FilterPromiscuous; - - outw_el3(dep, REG_CmdStatus, CMD_RxReset); - outw_el3(dep, REG_CmdStatus, CMD_SetRxFilter | dep->de_recv_mode); - outw_el3(dep, REG_CmdStatus, CMD_RxEnable); - - return; -} - -/* -** Name: void el3_reset(dpeth_t *dep) -** Function: Reset function specific for Etherlink hardware. -*/ -static void el3_reset(dpeth_t * dep) -{ - - return; /* Done */ -} - -/* -** Name: void el3_write_fifo(dpeth_t * dep, int pktsize); -** Function: Writes a packet from user area to board. -** Remark: Writing a word/dword at a time may result faster -** but is a lot more complicated. Let's go simpler way. -*/ -static void el3_write_fifo(dpeth_t * dep, int pktsize) -{ - phys_bytes phys_user; - int bytes, ix = 0; - iovec_dat_t *iovp = &dep->de_write_iovec; - int padding = pktsize; - - do { /* Writes chuncks of packet from user buffers */ - - bytes = iovp->iod_iovec[ix].iov_size; /* Size of buffer */ - if (bytes > pktsize) bytes = pktsize; - /* Writes from user buffer to Tx FIFO */ - outsb(dep->de_data_port, iovp->iod_proc_nr, - (void*)(iovp->iod_iovec[ix].iov_addr), bytes); - if (++ix >= IOVEC_NR) { /* Next buffer of IO vector */ - dp_next_iovec(iovp); - ix = 0; - } - /* Till packet done */ - } while ((pktsize -= bytes) > 0); - while ((padding++ % sizeof(long)) != 0) outb(dep->de_data_port, 0x00); - return; -} - -/* -** Name: void el3_recv(dpeth_t *dep, int fromint, int size) -** Function: Receive function. Called from interrupt handler or -** from main to unload recv. buffer (packet to client) -*/ -static void el3_recv(dpeth_t *dep, int fromint, int size) -{ - buff_t *rxptr; - - while ((dep->de_flags & DEF_READING) && (rxptr = dep->de_recvq_head)) { - - lock(); /* Remove buffer from queue */ - if (dep->de_recvq_tail == dep->de_recvq_head) - dep->de_recvq_head = dep->de_recvq_tail = NULL; - else - dep->de_recvq_head = rxptr->next; - unlock(); - - /* Copy buffer to user area and free it */ - mem2user(dep, rxptr); - - dep->de_read_s = rxptr->size; - dep->de_flags |= DEF_ACK_RECV; - dep->de_flags &= NOT(DEF_READING); - - /* Return buffer to the idle pool */ - free_buff(dep, rxptr); - } - return; -} - -/* -** Name: void el3_rx_complete(dpeth_t * dep); -** Function: Upon receiving a packet, provides status checks -** and if packet is OK copies it to local buffer. -*/ -static void el3_rx_complete(dpeth_t * dep) -{ - short int RxStatus; - int pktsize; - buff_t *rxptr; - - RxStatus = inw_el3(dep, REG_RxStatus); - pktsize = RxStatus & RXS_Length; /* Mask off packet length */ - - if (RxStatus & RXS_Error) { - - /* First checks for receiving errors */ - RxStatus &= RXS_ErrType; - switch (RxStatus) { /* Bad packet (see error type) */ - case RXS_Dribble: - case RXS_Oversize: - case RXS_Runt: dep->de_stat.ets_recvErr += 1; break; - case RXS_Overrun: dep->de_stat.ets_OVW += 1; break; - case RXS_Framing: dep->de_stat.ets_frameAll += 1; break; - case RXS_CRC: dep->de_stat.ets_CRCerr += 1; break; - } - - } else if ((rxptr = alloc_buff(dep, pktsize + sizeof(buff_t))) == NULL) { - /* Memory not available. Drop packet */ - dep->de_stat.ets_fifoOver += 1; - - } else { - /* Good packet. Read it from FIFO */ - insb(dep->de_data_port, SELF, rxptr->buffer, pktsize); - rxptr->next = NULL; - rxptr->size = pktsize; - - lock(); /* Queue packet to receive queue */ - if (dep->de_recvq_head == NULL) - dep->de_recvq_head = rxptr; - else - dep->de_recvq_tail->next = rxptr; - dep->de_recvq_tail = rxptr; - unlock(); - - /* Reply to pending Receive requests, if any */ - el3_recv(dep, TRUE, pktsize); - } - - /* Discard top packet from queue */ - outw_el3(dep, REG_CmdStatus, CMD_RxDiscard); - - return; -} - -/* -** Name: void el3_send(dpeth_t *dep, int count) -** Function: Send function. Called from main to transit a packet or -** from interrupt handler when Tx FIFO gets available. -*/ -static void el3_send(dpeth_t * dep, int from_int, int count) -{ - clock_t now; - int ix; - short int TxStatus; - - getuptime(&now); - if ((dep->de_flags & DEF_XMIT_BUSY) && - (now - dep->de_xmit_start) > 4) { - - DEBUG(printf("3c509: Transmitter timed out. Resetting ....\n");) - dep->de_stat.ets_sendErr += 1; - /* Resets and restars the transmitter */ - outw_el3(dep, REG_CmdStatus, CMD_TxReset); - outw_el3(dep, REG_CmdStatus, CMD_TxEnable); - dep->de_flags &= NOT(DEF_XMIT_BUSY); - } - if (!(dep->de_flags & DEF_XMIT_BUSY)) { - - /* Writes Transmitter preamble 1st Word (packet len, no ints) */ - outw_el3(dep, REG_TxFIFO, count); - /* Writes Transmitter preamble 2nd Word (all zero) */ - outw_el3(dep, REG_TxFIFO, 0); - /* Writes packet */ - el3_write_fifo(dep, count); - - getuptime(&dep->de_xmit_start); - dep->de_flags |= (DEF_XMIT_BUSY | DEF_ACK_SEND); - if (inw_el3(dep, REG_TxFree) > ETH_MAX_PACK_SIZE) { - /* Tx has enough room for a packet of maximum size */ - dep->de_flags &= NOT(DEF_XMIT_BUSY | DEF_SENDING); - } else { - /* Interrupt driver when enough room is available */ - outw_el3(dep, REG_CmdStatus, CMD_SetTxAvailable | ETH_MAX_PACK_SIZE); - dep->de_flags &= NOT(DEF_SENDING); - } - - /* Pops Tx status stack */ - for (ix = 4; --ix && (TxStatus = inb_el3(dep, REG_TxStatus)) > 0;) { - if (TxStatus & 0x38) dep->de_stat.ets_sendErr += 1; - if (TxStatus & 0x30) - outw_el3(dep, REG_CmdStatus, CMD_TxReset); - if (TxStatus & 0x3C) - outw_el3(dep, REG_CmdStatus, CMD_TxEnable); - outb_el3(dep, REG_TxStatus, 0); - } - } - return; -} - -/* -** Name: void el3_close(dpeth_t *dep) -** Function: Stops board and makes it ready to shut down. -*/ -static void el3_close(dpeth_t * dep) -{ - - /* Disables statistics, Receiver and Transmitter */ - outw_el3(dep, REG_CmdStatus, CMD_StatsDisable); - outw_el3(dep, REG_CmdStatus, CMD_RxDisable); - outw_el3(dep, REG_CmdStatus, CMD_TxDisable); - - if (dep->de_if_port == BNC_XCVR) { - outw_el3(dep, REG_CmdStatus, CMD_StopIntXcvr); - /* milli_delay(5); */ - - } else if (dep->de_if_port == TP_XCVR) { - SetWindow(WNO_Diagnostics); - outw_el3(dep, REG_MediaStatus, inw_el3(dep, REG_MediaStatus) & - NOT((MediaLBeatEnable | MediaJabberEnable))); - /* milli_delay(5); */ - } - DEBUG(printf("%s: stopping Etherlink ... \n", dep->de_name)); - /* Issues a global reset - outw_el3(dep, REG_CmdStatus, CMD_GlobalReset); */ - sys_irqdisable(&dep->de_hook); /* Disable interrupt */ - - return; -} - -/* -** Name: void el3_interrupt(dpeth_t *dep) -** Function: Interrupt handler. Acknwledges transmit interrupts -** or unloads receive buffer to memory queue. -*/ -static void el3_interrupt(dpeth_t * dep) -{ - int loop; - unsigned short isr; - - for (loop = 5; loop > 0 && ((isr = inw_el3(dep, REG_CmdStatus)) & - (INT_Latch | INT_RxComplete | INT_UpdateStats)); loop -= 1) { - - if (isr & INT_RxComplete) /* Got a new packet */ - el3_rx_complete(dep); - - if (isr & INT_TxAvailable) { /* Tx has room for big packets */ - DEBUG(printf("3c509: got Tx interrupt, Status=0x%04x\n", isr);) - dep->de_flags &= NOT(DEF_XMIT_BUSY); - outw_el3(dep, REG_CmdStatus, CMD_Acknowledge | INT_TxAvailable); - if (dep->de_flags & DEF_SENDING) /* Send pending */ - el3_send(dep, TRUE, dep->de_send_s); - } - if (isr & (INT_AdapterFail | INT_RxEarly | INT_UpdateStats)) { - - if (isr & INT_UpdateStats) /* Empties statistics */ - el3_getstats(dep); - - if (isr & INT_RxEarly) /* Not really used. Do nothing */ - outw_el3(dep, REG_CmdStatus, CMD_Acknowledge | (INT_RxEarly)); - - if (isr & INT_AdapterFail) { - /* Adapter error. Reset and re-enable receiver */ - DEBUG(printf("3c509: got Rx fail interrupt, Status=0x%04x\n", isr);) - el3_rx_mode(dep); - outw_el3(dep, REG_CmdStatus, CMD_Acknowledge | INT_AdapterFail); - } - } - - /* Acknowledge interrupt */ - outw_el3(dep, REG_CmdStatus, CMD_Acknowledge | (INT_Latch | INT_Requested)); - } - return; -} - -/* -** Name: unsigned el3_read_eeprom(port_t port, unsigned address); -** Function: Reads the EEPROM at specified address -*/ -static unsigned el3_read_eeprom(port_t port, unsigned address) -{ - unsigned int result; - int bit; - - address |= EL3_READ_EEPROM; - outb(port, address); - milli_delay(5); /* Allows EEPROM reads */ - for (result = 0, bit = 16; bit > 0; bit -= 1) { - result = (result << 1) | (inb(port) & 0x0001); - } - return result; -} - -/* -** Name: void el3_read_StationAddress(dpeth_t *dep) -** Function: Reads station address from board -*/ -static void el3_read_StationAddress(dpeth_t * dep) -{ - unsigned int ix, rc; - - for (ix = EE_3COM_NODE_ADDR; ix < SA_ADDR_LEN;) { - /* Accesses with word No. */ - rc = el3_read_eeprom(dep->de_id_port, ix / 2); - /* Swaps bytes of word */ - dep->de_address.ea_addr[ix++] = (rc >> 8) & 0xFF; - dep->de_address.ea_addr[ix++] = rc & 0xFF; - } - return; -} - -/* -** Name: void el3_open(dpeth_t *dep) -** Function: Initalizes board hardware and driver data structures. -*/ -static void el3_open(dpeth_t * dep) -{ - unsigned int AddrCfgReg, ResCfgReg; - unsigned int ix; - - el3_read_StationAddress(dep); /* Get ethernet address */ - - /* Get address and resource configurations */ - AddrCfgReg = el3_read_eeprom(dep->de_id_port, EE_ADDR_CFG); - ResCfgReg = el3_read_eeprom(dep->de_id_port, EE_RESOURCE_CFG); - outb(dep->de_id_port, EL3_ACTIVATE); /* Activate the board */ - - /* Gets xcvr configuration */ - dep->de_if_port = AddrCfgReg & EL3_CONFIG_XCVR_MASK; - - AddrCfgReg = ((AddrCfgReg & EL3_CONFIG_IOBASE_MASK) << 4) + EL3_IO_BASE_ADDR; - if (AddrCfgReg != dep->de_base_port) - panic(dep->de_name, "Bad I/O port for Etherlink board", NO_NUM); - - ResCfgReg >>= 12; - dep->de_irq &= NOT(DEI_DEFAULT); /* Strips the default flag */ - if (ResCfgReg != dep->de_irq) panic(dep->de_name, "Bad IRQ for Etherlink board", NO_NUM); - - SetWindow(WNO_Setup); - - /* Reset transmitter and receiver */ - outw_el3(dep, REG_CmdStatus, CMD_TxReset); - outw_el3(dep, REG_CmdStatus, CMD_RxReset); - - /* Enable the adapter */ - outb_el3(dep, REG_CfgControl, EL3_EnableAdapter); - /* Disable Status bits */ - outw_el3(dep, REG_CmdStatus, CMD_SetStatusEnab + 0x00); - - /* Set "my own" address */ - SetWindow(WNO_StationAddress); - for (ix = 0; ix < 6; ix += 1) - outb_el3(dep, REG_SA0_1 + ix, dep->de_address.ea_addr[ix]); - - /* Start Transceivers as required */ - if (dep->de_if_port == BNC_XCVR) { - /* Start internal transceiver for Coaxial cable */ - outw_el3(dep, REG_CmdStatus, CMD_StartIntXcvr); - milli_delay(5); - - } else if (dep->de_if_port == TP_XCVR) { - /* Start internal transceiver for Twisted pair cable */ - SetWindow(WNO_Diagnostics); - outw_el3(dep, REG_MediaStatus, - inw_el3(dep, REG_MediaStatus) | (MediaLBeatEnable | MediaJabberEnable)); - } - - /* Switch to the statistic window, and clear counts (by reading) */ - SetWindow(WNO_Statistics); - for (ix = REG_TxCarrierLost; ix <= REG_TxDefer; ix += 1) inb_el3(dep, ix); - inw_el3(dep, REG_RxBytes); - inw_el3(dep, REG_TxBytes); - - /* Switch to operating window for normal use */ - SetWindow(WNO_Operating); - - /* Receive individual address & broadcast. (Mofified later by rx_mode) */ - outw_el3(dep, REG_CmdStatus, CMD_SetRxFilter | - (FilterIndividual | FilterBroadcast)); - - /* Turn on statistics */ - outw_el3(dep, REG_CmdStatus, CMD_StatsEnable); - - /* Enable transmitter and receiver */ - outw_el3(dep, REG_CmdStatus, CMD_TxEnable); - outw_el3(dep, REG_CmdStatus, CMD_RxEnable); - - /* Enable all the status bits */ - outw_el3(dep, REG_CmdStatus, CMD_SetStatusEnab | 0xFF); - - /* Acknowledge all interrupts to clear adapter. Enable interrupts */ - outw_el3(dep, REG_CmdStatus, CMD_Acknowledge | 0xFF); - outw_el3(dep, REG_CmdStatus, CMD_SetIntMask | - (INT_Latch | INT_TxAvailable | INT_RxComplete | INT_UpdateStats)); - - /* Ready to operate, sets the environment for eth_task */ - dep->de_data_port = dep->de_base_port; - /* Allocates Rx/Tx buffers */ - init_buff(dep, NULL); - - /* Device specific functions */ - dep->de_recvf = el3_recv; - dep->de_sendf = el3_send; - dep->de_flagsf = el3_rx_mode; - dep->de_resetf = el3_reset; - dep->de_getstatsf = el3_getstats; - dep->de_dumpstatsf = el3_dodump; - dep->de_interruptf = el3_interrupt; - - printf("%s: Etherlink III (%s) at %X:%d, %s port - ", - dep->de_name, "3c509", dep->de_base_port, dep->de_irq, - IfNamesMsg[dep->de_if_port >> 14]); - for (ix = 0; ix < SA_ADDR_LEN; ix += 1) - printf("%02X%c", dep->de_address.ea_addr[ix], - ix < SA_ADDR_LEN - 1 ? ':' : '\n'); - - return; /* Done */ -} - -/* -** Name: unsigned int el3_checksum(port_t port); -** Function: Reads EEPROM and computes checksum. -*/ -static unsigned short el3_checksum(port_t port) -{ - unsigned short rc, checksum, address; - unsigned char lo, hi; - - for (checksum = address = 0; address < 15; address += 1) { - rc = el3_read_eeprom(port, address); - lo = rc & 0xFF; - hi = (rc >> 8) & 0xFF; - if ((address == EE_PROD_ID && (rc & EE_PROD_ID_MASK) != EL3_PRODUCT_ID) || - (address == EE_3COM_CODE && rc != EL3_3COM_CODE)) - return address; - if (address == EE_ADDR_CFG || - address == EE_RESOURCE_CFG || - address == EE_SW_CONFIG_INFO) { - lo ^= hi; - hi = 0; - } else { - hi ^= lo; - lo = 0; - } - rc = ((unsigned) hi << 8) + lo; - checksum ^= rc; - } - rc = el3_read_eeprom(port, address); - return(checksum ^= rc); /* If OK checksum is 0 */ -} - -/* -** Name: void el3_write_id(port_t port); -** Function: Writes the ID sequence to the board. -*/ -static void el3_write_id(port_t port) -{ - int ix, pattern; - - outb(port, 0); /* Selects the ID port */ - outb(port, 0); /* Resets hardware pattern generator */ - for (pattern = ix = 0x00FF; ix > 0; ix -= 1) { - outb(port, pattern); - pattern <<= 1; - pattern = (pattern & 0x0100) ? pattern ^ 0xCF : pattern; - } - return; -} - -/* -** Name: int el3_probe(dpeth_t *dep) -** Function: Checks for presence of the board. -*/ -PUBLIC int el3_probe(dpeth_t * dep) -{ - port_t id_port; - - /* Don't ask me what is this for !! */ - outb(0x0279, 0x02); /* Select PnP config control register. */ - outb(0x0A79, 0x02); /* Return to WaitForKey state. */ - /* Tests I/O ports in the 0x1xF range for a valid ID port */ - for (id_port = 0x110; id_port < 0x200; id_port += 0x10) { - outb(id_port, 0x00); - outb(id_port, 0xFF); - if (inb(id_port) & 0x01) break; - } - if (id_port == 0x200) return 0; /* No board responding */ - - el3_write_id(id_port); - outb(id_port, EL3_ID_GLOBAL_RESET); /* Reset the board */ - milli_delay(5); /* Technical reference says 162 micro sec. */ - el3_write_id(id_port); - outb(id_port, EL3_SET_TAG_REGISTER); - milli_delay(5); - - dep->de_id_port = id_port; /* Stores ID port No. */ - dep->de_ramsize = /* RAM size is meaningless */ - dep->de_offset_page = 0; - dep->de_linmem = 0L; /* Access is via I/O port */ - - /* Device specific functions */ - dep->de_initf = el3_open; - dep->de_stopf = el3_close; - - return(el3_checksum(id_port) == 0); /* Etherlink board found/not found */ -} - -#endif /* ENABLE_3C509 */ - -/** 3c509.c **/ Index: trunk/minix/drivers/dpeth/3c509.h =================================================================== --- trunk/minix/drivers/dpeth/3c509.h (revision 9) +++ (revision ) @@ -1,164 +1,0 @@ -/* -** File: 3c509.h Jun. 01, 2000 -** -** Author: Giovanni Falzoni -** -** Interface description for 3Com Etherlink III board. -** -** $Log: 3c509.h,v $ -** Revision 1.1 2005/06/29 10:16:46 beng -** Import of dpeth 3c501/3c509b/.. ethernet driver by -** Giovanni Falzoni . -** -** Revision 2.0 2005/06/26 16:16:46 lsodgf0 -** Initial revision for Minix 3.0.6 -** -** $Id: 3c509.h,v 1.1 2005/06/29 10:16:46 beng Exp $ -*/ - -/* Command codes */ -#define CMD_GlobalReset 0x0000 /* resets adapter (power up status) */ -#define CMD_SelectWindow (1<<11) /* select register window */ -#define CMD_StartIntXcvr (2<<11) /* start internal transciver */ -#define CMD_RxDisable (3<<11) /* rx disable */ -#define CMD_RxEnable (4<<11) /* rx enable */ -#define CMD_RxReset (5<<11) /* rx reset */ -#define CMD_RxDiscard (8<<11) /* rx discard top packet */ -#define CMD_TxEnable (9<<11) /* tx enable */ -#define CMD_TxDisable (10<<11) /* tx disable */ -#define CMD_TxReset (11<<11) /* tx reset */ -#define CMD_Acknowledge (13<<11) /* acknowledge interrupt */ -#define CMD_SetIntMask (14<<11) /* set interrupt mask */ -#define CMD_SetStatusEnab (15<<11) /* set read zero mask */ -#define CMD_SetRxFilter (16<<11) /* set rx filter */ -#define CMD_SetTxAvailable (18<<11) /* set tx available threshold */ -#define CMD_StatsEnable (21<<11) /* statistics enable */ -#define CMD_StatsDisable (22<<11) /* statistics disable */ -#define CMD_StopIntXcvr (23<<11) /* start internal transciver */ - -/* Status register bits (INT for interrupt sources, ST for the rest) */ -#define INT_Latch 0x0001 /* interrupt latch */ -#define INT_AdapterFail 0x0002 /* adapter failure */ -#define INT_TxComplete 0x0004 /* tx complete */ -#define INT_TxAvailable 0x0008 /* tx available */ -#define INT_RxComplete 0x0010 /* rx complete */ -#define INT_RxEarly 0x0020 /* rx early */ -#define INT_Requested 0x0040 /* interrupt requested */ -#define INT_UpdateStats 0x0080 /* update statistics */ - -/* Rx Status register bits */ -#define RXS_Error 0x4000 /* error in packet */ -#define RXS_Length 0x07FF /* bytes in RxFIFO */ -#define RXS_ErrType 0x3800 /* Rx error type, bit 13-11 */ -#define RXS_Overrun 0x0000 /* overrun error */ -#define RXS_Oversize 0x0800 /* oversize packet error */ -#define RXS_Dribble 0x1000 /* dribble bit (not an error) */ -#define RXS_Runt 0x1800 /* runt packet error */ -#define RXS_Framing 0x2000 /* framing error */ -#define RXS_CRC 0x2800 /* CRC error */ - -/* Tx Status register bits */ - -/* Window Numbers */ -#define WNO_Setup 0x0000 /* setup/configuration */ -#define WNO_Operating 0x0001 /* operating set */ -#define WNO_StationAddress 0x0002 /* station address setup/read */ -#define WNO_Diagnostics 0x0004 /* diagnostics */ -#define WNO_Statistics 0x0006 /* statistics */ - -/* Register offsets - Window 1 (WNO_Operating) */ -#define REG_CmdStatus 0x000E /* command/status */ -#define REG_TxFree 0x000C /* free transmit bytes */ -#define REG_TxStatus 0x000B /* transmit status (byte) */ -#define REG_RxStatus 0x0008 /* receive status */ -#define REG_RxFIFO 0x0000 /* RxFIFO read */ -#define REG_TxFIFO 0x0000 /* TxFIFO write */ - -/* Register offsets - Window 0 (WNO_Setup) */ -#define REG_CfgControl 0x0004 /* configuration control */ - -/* Register offsets - Window 2 (WNO_StationAddress) */ -#define REG_SA0_1 0x0000 /* station address bytes 0,1 */ - -/* Register offsets - Window 3 (WNO_FIFO) */ - -/* Register offsets - Window 4 (WNO_Diagnostics) */ -#define REG_MediaStatus 0x000A /* media type/status */ - -/* Register offsets - Window 5 (WNO_Readable) */ - -/* Register offsets - Window 6 (WNO_Statistics) */ -#define REG_TxBytes 0x000C /* tx bytes ok */ -#define REG_RxBytes 0x000A /* rx bytes ok */ -#define REG_TxDefer 0x0008 /* tx frames deferred (byte) */ -#define REG_RxFrames 0x0007 /* rx frames ok (byte) */ -#define REG_TxFrames 0x0006 /* tx frames ok (byte) */ -#define REG_RxDiscarded 0x0005 /* rx frames discarded (byte) */ -#define REG_TxLate 0x0004 /* tx frames late coll. (byte) */ -#define REG_TxSingleColl 0x0003 /* tx frames one coll. (byte) */ -#define REG_TxMultColl 0x0002 /* tx frames mult. coll. (byte) */ -#define REG_TxNoCD 0x0001 /* tx frames no CDheartbt (byte) */ -#define REG_TxCarrierLost 0x0000 /* tx frames carrier lost (byte) */ - -/* Various command arguments */ - -#define FilterIndividual 0x0001 /* individual address */ -#define FilterMulticast 0x0002 /* multicast/group addresses */ -#define FilterBroadcast 0x0004 /* broadcast address */ -#define FilterPromiscuous 0x0008 /* promiscuous mode */ - -/* Resource Configuration Register bits */ -#define EL3_CONFIG_IRQ_MASK 0xF000 - -/* Address Configuration Register bits */ -#define EL3_CONFIG_XCVR_MASK 0xC000 -#define EL3_CONFIG_IOBASE_MASK 0x001F - -#define TP_XCVR 0x0000 -#define BNC_XCVR 0xC000 -#define AUI_XCVR 0x4000 - -#define EL3_IO_BASE_ADDR 0x200 - -/* Transmit Preamble */ - -/* Bits in various diagnostics registers */ -#define MediaLBeatEnable 0x0080 /* link beat enable (TP) */ -#define MediaJabberEnable 0x0040 /* jabber enable (TP) */ - -/* Board identification codes, byte swapped in Rev 0 */ -#define EL3_3COM_CODE 0x6D50 /* EISA manufacturer code */ -#define EL3_PRODUCT_ID 0x9050 /* Product ID for ISA board */ - -/* EEProm access */ -#define EE_3COM_NODE_ADDR 0x00 -#define EE_PROD_ID 0x03 -#define EE_MANUFACTURING_DATA 0x04 -#define EE_3COM_CODE 0x07 -#define EE_ADDR_CFG 0x08 -#define EE_RESOURCE_CFG 0x09 -#define EE_SW_CONFIG_INFO 0x0D -#define EE_PROD_ID_MASK 0xF0FF /* Mask off revision nibble */ - -/* Contention logic */ -#define EL3_READ_EEPROM 0x80 -#define EL3_ID_GLOBAL_RESET 0xC0 -#define EL3_SET_TAG_REGISTER 0xD0 -#define EL3_ACTIVATE_AND_SET_IO 0xE0 -#define EL3_ACTIVATE 0xFF - -/* Software Configuration Register bits */ - -/* Configuration Control Register bits */ -#define EL3_EnableAdapter 0x01 - -/* EL3 access macros */ -#define inb_el3(dep,reg) (inb((dep)->de_base_port+(reg))) -#define inw_el3(dep,reg) (inw((dep)->de_base_port+(reg))) -#define outb_el3(dep,reg,data) (outb((dep)->de_base_port+(reg),(data))) -#define outw_el3(dep,reg,data) (outw((dep)->de_base_port+(reg),(data))) - -#define SetWindow(win) \ - outw(dep->de_base_port+REG_CmdStatus,CMD_SelectWindow|(win)) - -/** 3c509.h **/ Index: trunk/minix/drivers/dpeth/8390.c =================================================================== --- trunk/minix/drivers/dpeth/8390.c (revision 9) +++ (revision ) @@ -1,737 +1,0 @@ -/* -** File: 8390.c May 02, 2000 -** -** Author: Giovanni Falzoni -** -** This file contains an ethernet device driver for NICs -** equipped with the National Semiconductor NS 8390 chip. -** It has to be associated with the board specific driver. -** Rewritten from Minix 2.0.0 ethernet driver dp8390.c -** to extract the NS 8390 common functions. -** -** $Id: 8390.c,v 1.4 2005/09/04 18:52:16 beng Exp $ -*/ - -#include "drivers.h" -#include -#include -#include -#include -#include "dp.h" - -#if (ENABLE_DP8390 == 1) - -#define PIO16 0 /* NOTE: pio 16 functions missing */ - -#include "8390.h" - -#define sys_nic2mem(srcOffs,dstProc,dstOffs,length) \ - sys_vircopy(SELF,dep->de_memsegm,(vir_bytes)(srcOffs),\ - (dstProc),D,(vir_bytes)(dstOffs),length) -#define sys_user2nic(srcProc,srcOffs,dstOffs,length) \ - sys_vircopy((srcProc),D,(vir_bytes)(srcOffs),\ - SELF,dep->de_memsegm,(vir_bytes)(dstOffs),length) - -static const char RdmaErrMsg[] = "remote dma failed to complete"; - -/* -** Name: void ns_rw_setup(dpeth_t *dep, int mode, int size, u16_t offset); -** Function: Sets the board for reading/writing. -*/ -static void ns_rw_setup(dpeth_t *dep, int mode, int size, u16_t offset) -{ - - if (mode == CR_DM_RW) outb_reg0(dep, DP_ISR, ISR_RDC); - outb_reg0(dep, DP_RBCR0, size & 0xFF); - outb_reg0(dep, DP_RBCR1, (size >> 8) & 0xFF); - outb_reg0(dep, DP_RSAR0, offset & 0xFF); - outb_reg0(dep, DP_RSAR1, (offset >> 8) & 0xFF); - mode |= (CR_PS_P0 | CR_STA); - outb_reg0(dep, DP_CR, mode); - return; -} - -/* -** Name: void ns_start_xmit(dpeth_t *dep, int size, int pageno); -** Function: Sets the board for for transmitting and fires it. -*/ -static void ns_start_xmit(dpeth_t * dep, int size, int pageno) -{ - - outb_reg0(dep, DP_TPSR, pageno); - outb_reg0(dep, DP_TBCR1, size >> 8); - outb_reg0(dep, DP_TBCR0, size & 0xFF); - outb_reg0(dep, DP_CR, CR_NO_DMA | CR_STA | CR_TXP); /* Fires transmission */ - return; -} - -/* -** Name: void mem_getblock(dpeth_t *dep, u16_t offset, -** int size, void *dst) -** Function: Reads a block of packet from board (shared memory). -*/ -static void mem_getblock(dpeth_t *dep, u16_t offset, int size, void *dst) -{ - - sys_nic2mem(dep->de_linmem + offset, SELF, dst, size); - return; -} - -/* -** Name: void mem_nic2user(dpeth_t *dep, int pageno, int pktsize); -** Function: Copies a packet from board to user area (shared memory). -*/ -static void mem_nic2user(dpeth_t * dep, int pageno, int pktsize) -{ - phys_bytes offset, phys_user; - iovec_dat_t *iovp = &dep->de_read_iovec; - int bytes, ix = 0; - - /* Computes shared memory address (skipping receive header) */ - offset = pageno * DP_PAGESIZE + sizeof(dp_rcvhdr_t); - - do { /* Reads chuncks of packet into user area */ - - bytes = iovp->iod_iovec[ix].iov_size; /* Size of a chunck */ - if (bytes > pktsize) bytes = pktsize; - - /* Reads from board to user area */ - if ((offset + bytes) > (dep->de_stoppage * DP_PAGESIZE)) { - - /* Circular buffer wrap-around */ - bytes = dep->de_stoppage * DP_PAGESIZE - offset; - sys_nic2mem(dep->de_linmem + offset, iovp->iod_proc_nr, - iovp->iod_iovec[ix].iov_addr, bytes); - pktsize -= bytes; - phys_user += bytes; - bytes = iovp->iod_iovec[ix].iov_size - bytes; - if (bytes > pktsize) bytes = pktsize; - offset = dep->de_startpage * DP_PAGESIZE; - } - sys_nic2mem(dep->de_linmem + offset, iovp->iod_proc_nr, - iovp->iod_iovec[ix].iov_addr, bytes); - offset += bytes; - - if (++ix >= IOVEC_NR) { /* Next buffer of IO vector */ - dp_next_iovec(iovp); - ix = 0; - } - /* Till packet done */ - } while ((pktsize -= bytes) > 0); - return; -} - -/* -** Name: void mem_user2nic(dpeth_t *dep, int pageno, int pktsize) -** Function: Copies a packet from user area to board (shared memory). -*/ -static void mem_user2nic(dpeth_t *dep, int pageno, int pktsize) -{ - phys_bytes offset, phys_user; - iovec_dat_t *iovp = &dep->de_write_iovec; - int bytes, ix = 0; - - /* Computes shared memory address */ - offset = pageno * DP_PAGESIZE; - - do { /* Reads chuncks of packet from user area */ - - bytes = iovp->iod_iovec[ix].iov_size; /* Size of chunck */ - if (bytes > pktsize) bytes = pktsize; - - /* Reads from user area to board (shared memory) */ - sys_user2nic(iovp->iod_proc_nr, iovp->iod_iovec[ix].iov_addr, - dep->de_linmem + offset, bytes); - offset += bytes; - - if (++ix >= IOVEC_NR) { /* Next buffer of IO vector */ - dp_next_iovec(iovp); - ix = 0; - } - /* Till packet done */ - } while ((pktsize -= bytes) > 0); - return; -} - -/* -** Name: void pio_getblock(dpeth_t *dep, u16_t offset, -** int size, void *dst) -** Function: Reads a block of packet from board (Prog. I/O). -*/ -static void pio_getblock(dpeth_t *dep, u16_t offset, int size, void *dst) -{ - - /* Sets up board for reading */ - ns_rw_setup(dep, CR_DM_RR, size, offset); - -#if PIO16 == 0 - insb(dep->de_data_port, SELF, dst, size); -#else - if (dep->de_16bit == TRUE) { - insw(dep->de_data_port, dst, size); - } else { - insb(dep->de_data_port, dst, size); - } -#endif - return; -} - -/* -** Name: void pio_nic2user(dpeth_t *dep, int pageno, int pktsize) -** Function: Copies a packet from board to user area (Prog. I/O). -*/ -static void pio_nic2user(dpeth_t *dep, int pageno, int pktsize) -{ - phys_bytes phys_user; - iovec_dat_t *iovp = &dep->de_read_iovec; - unsigned offset; int bytes, ix = 0; - - /* Computes memory address (skipping receive header) */ - offset = pageno * DP_PAGESIZE + sizeof(dp_rcvhdr_t); - /* Sets up board for reading */ - ns_rw_setup(dep, CR_DM_RR, ((offset + pktsize) > (dep->de_stoppage * DP_PAGESIZE)) ? - (dep->de_stoppage * DP_PAGESIZE) - offset : pktsize, offset); - - do { /* Reads chuncks of packet into user area */ - - bytes = iovp->iod_iovec[ix].iov_size; /* Size of a chunck */ - if (bytes > pktsize) bytes = pktsize; - - if ((offset + bytes) > (dep->de_stoppage * DP_PAGESIZE)) { - - /* Circular buffer wrap-around */ - bytes = dep->de_stoppage * DP_PAGESIZE - offset; - insb(dep->de_data_port, iovp->iod_proc_nr, (void*)(iovp->iod_iovec[ix].iov_addr), bytes); - pktsize -= bytes; - iovp->iod_iovec[ix].iov_addr += bytes; - bytes = iovp->iod_iovec[ix].iov_size - bytes; - if (bytes > pktsize) bytes = pktsize; - offset = dep->de_startpage * DP_PAGESIZE; - ns_rw_setup(dep, CR_DM_RR, pktsize, offset); - } - insb(dep->de_data_port, iovp->iod_proc_nr, (void*)(iovp->iod_iovec[ix].iov_addr), bytes); - offset += bytes; - - if (++ix >= IOVEC_NR) { /* Next buffer of IO vector */ - dp_next_iovec(iovp); - ix = 0; - } - /* Till packet done */ - } while ((pktsize -= bytes) > 0); - return; -} - -/* -** Name: void pio_user2nic(dpeth_t *dep, int pageno, int pktsize) -** Function: Copies a packet from user area to board (Prog. I/O). -*/ -static void pio_user2nic(dpeth_t *dep, int pageno, int pktsize) -{ - phys_bytes phys_user; - iovec_dat_t *iovp = &dep->de_write_iovec; - int bytes, ix = 0; - - /* Sets up board for writing */ - ns_rw_setup(dep, CR_DM_RW, pktsize, pageno * DP_PAGESIZE); - - do { /* Reads chuncks of packet from user area */ - - bytes = iovp->iod_iovec[ix].iov_size; /* Size of chunck */ - if (bytes > pktsize) bytes = pktsize; - outsb(dep->de_data_port, iovp->iod_proc_nr, - (void*)(iovp->iod_iovec[ix].iov_addr), bytes); - - if (++ix >= IOVEC_NR) { /* Next buffer of I/O vector */ - dp_next_iovec(iovp); - ix = 0; - } - /* Till packet done */ - } while ((pktsize -= bytes) > 0); - - for (ix = 0; ix < 100; ix += 1) { - if (inb_reg0(dep, DP_ISR) & ISR_RDC) break; - } - if (ix == 100) { - panic(dep->de_name, RdmaErrMsg, NO_NUM); - } - return; -} - -/* -** Name: void ns_stats(dpeth_t * dep) -** Function: Updates counters reading from device -*/ -static void ns_stats(dpeth_t * dep) -{ - - dep->de_stat.ets_CRCerr += inb_reg0(dep, DP_CNTR0); - dep->de_stat.ets_recvErr += inb_reg0(dep, DP_CNTR1); - dep->de_stat.ets_fifoOver += inb_reg0(dep, DP_CNTR2); - return; -} - -/* -** Name: void ns_dodump(dpeth_t * dep) -** Function: Displays statistics (a request from F5 key). -*/ -static void ns_dodump(dpeth_t * dep) -{ - - ns_stats(dep); /* Forces reading fo counters from board */ - return; -} - -/* -** Name: void ns_reinit(dpeth_t *dep) -** Function: Updates receiver configuration. -*/ -static void ns_reinit(dpeth_t * dep) -{ - int dp_reg = 0; - - if (dep->de_flags & DEF_PROMISC) dp_reg |= RCR_AB | RCR_PRO | RCR_AM; - if (dep->de_flags & DEF_BROAD) dp_reg |= RCR_AB; - if (dep->de_flags & DEF_MULTI) dp_reg |= RCR_AM; - outb_reg0(dep, DP_CR, CR_PS_P0); - outb_reg0(dep, DP_RCR, dp_reg); - return; -} - -/* -** Name: void ns_send(dpeth_t * dep, int from_int, int size) -** Function: Transfers packet to device and starts sending. -*/ -static void ns_send(dpeth_t * dep, int from_int, int size) -{ - int queue; - - if (queue = dep->de_sendq_head, dep->de_sendq[queue].sq_filled) { - if (from_int) panic(dep->de_name, "should not be sending ", NO_NUM); - dep->de_send_s = size; - return; - } - (dep->de_user2nicf) (dep, dep->de_sendq[queue].sq_sendpage, size); - dep->bytes_Tx += (long) size; - dep->de_sendq[queue].sq_filled = TRUE; - dep->de_flags |= (DEF_XMIT_BUSY | DEF_ACK_SEND); - if (dep->de_sendq_tail == queue) { /* there it goes.. */ - ns_start_xmit(dep, size, dep->de_sendq[queue].sq_sendpage); - } else - dep->de_sendq[queue].sq_size = size; - - if (++queue == dep->de_sendq_nr) queue = 0; - dep->de_sendq_head = queue; - dep->de_flags &= NOT(DEF_SENDING); - - return; -} - -/* -** Name: void ns_reset(dpeth_t *dep) -** Function: Resets device. -*/ -static void ns_reset(dpeth_t * dep) -{ - int ix; - - /* Stop chip */ - outb_reg0(dep, DP_CR, CR_STP | CR_NO_DMA); - outb_reg0(dep, DP_RBCR0, 0); - outb_reg0(dep, DP_RBCR1, 0); - for (ix = 0; ix < 0x1000 && ((inb_reg0(dep, DP_ISR) & ISR_RST) == 0); ix += 1) - /* Do nothing */ ; - outb_reg0(dep, DP_TCR, TCR_1EXTERNAL | TCR_OFST); - outb_reg0(dep, DP_CR, CR_STA | CR_NO_DMA); - outb_reg0(dep, DP_TCR, TCR_NORMAL | TCR_OFST); - - /* Acknowledge the ISR_RDC (remote dma) interrupt. */ - for (ix = 0; ix < 0x1000 && ((inb_reg0(dep, DP_ISR) & ISR_RDC) == 0); ix += 1) - /* Do nothing */ ; - outb_reg0(dep, DP_ISR, inb_reg0(dep, DP_ISR) & NOT(ISR_RDC)); - - /* Reset the transmit ring. If we were transmitting a packet, we - * pretend that the packet is processed. Higher layers will - * retransmit if the packet wasn't actually sent. */ - dep->de_sendq_head = dep->de_sendq_tail = 0; - for (ix = 0; ix < dep->de_sendq_nr; ix++) - dep->de_sendq[ix].sq_filled = FALSE; - ns_send(dep, TRUE, dep->de_send_s); - return; -} - -/* -** Name: void ns_recv(dpeth_t *dep, int fromint, int size) -** Function: Gets a packet from device -*/ -static void ns_recv(dpeth_t *dep, int fromint, int size) -{ - dp_rcvhdr_t header; - dp_rcvhdr_t dummy; - unsigned pageno, curr, next; - vir_bytes length; - int packet_processed = FALSE; -#ifdef ETH_IGN_PROTO - u16_t eth_type; -#endif - - pageno = inb_reg0(dep, DP_BNRY) + 1; - if (pageno == dep->de_stoppage) pageno = dep->de_startpage; - - do { - /* */ - outb_reg0(dep, DP_CR, CR_PS_P1); - curr = inb_reg1(dep, DP_CURR); - outb_reg0(dep, DP_CR, CR_PS_P0 | CR_NO_DMA | CR_STA); - - if (curr == pageno) break; - - (dep->de_getblockf) (dep, pageno * DP_PAGESIZE, sizeof(header), &header); -#ifdef ETH_IGN_PROTO - (dep->de_getblockf) (dep, pageno * DP_PAGESIZE + sizeof(header) + 2 * sizeof(ether_addr_t), sizeof(eth_type), ð_type); -#endif - length = (header.dr_rbcl | (header.dr_rbch << 8)) - sizeof(dp_rcvhdr_t); - next = header.dr_next; - - if (length < ETH_MIN_PACK_SIZE || length > ETH_MAX_PACK_SIZE) { - printf("%s: packet with strange length arrived: %d\n", dep->de_name, length); - dep->de_stat.ets_recvErr += 1; - next = curr; - - } else if (next < dep->de_startpage || next >= dep->de_stoppage) { - printf("%s: strange next page\n", dep->de_name); - dep->de_stat.ets_recvErr += 1; - next = curr; - -#ifdef ETH_IGN_PROTO - } else if (eth_type == eth_ign_proto) { - /* Hack: ignore packets of a given protocol */ - static int first = TRUE; - if (first) { - first = FALSE; - printf("%s: dropping proto %04x packet\n", dep->de_name, ntohs(eth_ign_proto)); - } - next = curr; -#endif - } else if (header.dr_status & RSR_FO) { - /* This is very serious, issue a warning and reset buffers */ - printf("%s: fifo overrun, resetting receive buffer\n", dep->de_name); - dep->de_stat.ets_fifoOver += 1; - next = curr; - - } else if ((header.dr_status & RSR_PRX) && (dep->de_flags & DEF_ENABLED)) { - - if (!(dep->de_flags & DEF_READING)) break; - - (dep->de_nic2userf) (dep, pageno, length); - dep->de_read_s = length; - dep->de_flags |= DEF_ACK_RECV; - dep->de_flags &= NOT(DEF_READING); - packet_processed = TRUE; - } - dep->bytes_Rx += (long) length; - dep->de_stat.ets_packetR += 1; - outb_reg0(dep, DP_BNRY, (next == dep->de_startpage ? dep->de_stoppage : next) - 1); - pageno = next; - - } while (!packet_processed); -#if 0 - if ((dep->de_flags & (DEF_READING | DEF_STOPPED)) == (DEF_READING | DEF_STOPPED)) - /* The chip is stopped, and all arrived packets delivered */ - (*dep->de_resetf) (dep); - dep->de_flags &= NOT(DEF_STOPPED); -#endif - return; -} - -/* -** Name: void ns_interrupt(dpeth_t * dep) -** Function: Handles interrupt. -*/ -static void ns_interrupt(dpeth_t * dep) -{ - int isr, tsr; - int size, queue; - - while ((isr = inb_reg0(dep, DP_ISR)) != 0) { - - outb_reg0(dep, DP_ISR, isr); - if (isr & (ISR_PTX | ISR_TXE)) { - - tsr = inb_reg0(dep, DP_TSR); - if (tsr & TSR_PTX) { - dep->de_stat.ets_packetT++; - } - if (tsr & TSR_COL) dep->de_stat.ets_collision++; - if (tsr & (TSR_ABT | TSR_FU)) { - dep->de_stat.ets_fifoUnder++; - } - if ((isr & ISR_TXE) || (tsr & (TSR_CRS | TSR_CDH | TSR_OWC))) { - printf("%s: got send Error (0x%02X)\n", dep->de_name, tsr); - dep->de_stat.ets_sendErr++; - } - queue = dep->de_sendq_tail; - - if (!(dep->de_sendq[queue].sq_filled)) { /* Hardware bug? */ - printf("%s: transmit interrupt, but not sending\n", dep->de_name); - continue; - } - dep->de_sendq[queue].sq_filled = FALSE; - if (++queue == dep->de_sendq_nr) queue = 0; - dep->de_sendq_tail = queue; - if (dep->de_sendq[queue].sq_filled) { - ns_start_xmit(dep, dep->de_sendq[queue].sq_size, - dep->de_sendq[queue].sq_sendpage); - } - if (dep->de_flags & DEF_SENDING) { - ns_send(dep, TRUE, dep->de_send_s); - } - } - if (isr & ISR_PRX) { - ns_recv(dep, TRUE, 0); - } - if (isr & ISR_RXE) { - printf("%s: got recv Error (0x%04X)\n", dep->de_name, inb_reg0(dep, DP_RSR)); - dep->de_stat.ets_recvErr++; - } - if (isr & ISR_CNT) { - dep->de_stat.ets_CRCerr += inb_reg0(dep, DP_CNTR0); - dep->de_stat.ets_recvErr += inb_reg0(dep, DP_CNTR1); - dep->de_stat.ets_fifoOver += inb_reg0(dep, DP_CNTR2); - } - if (isr & ISR_OVW) { - printf("%s: got overwrite warning\n", dep->de_name); - } - if (isr & ISR_RDC) { - /* Nothing to do */ - } - if (isr & ISR_RST) { - /* This means we got an interrupt but the ethernet - * chip is shutdown. We set the flag DEF_STOPPED, and - * continue processing arrived packets. When the - * receive buffer is empty, we reset the dp8390. */ - printf("%s: network interface stopped\n", dep->de_name); - dep->de_flags |= DEF_STOPPED; - break; - } - } - if ((dep->de_flags & (DEF_READING | DEF_STOPPED)) == (DEF_READING | DEF_STOPPED)) { - - /* The chip is stopped, and all arrived packets delivered */ - ns_reset(dep); - dep->de_flags &= NOT(DEF_STOPPED); - } - return; -} - -/* -** Name: void ns_init(dpeth_t *dep) -** Function: Initializes the NS 8390 -*/ -void ns_init(dpeth_t * dep) -{ - int dp_reg; - int ix; - - /* NS8390 initialization (as recommended in National Semiconductor specs) */ - outb_reg0(dep, DP_CR, CR_PS_P0 | CR_STP | CR_NO_DMA); /* 0x21 */ -#if PIO16 == 0 - outb_reg0(dep, DP_DCR, (DCR_BYTEWIDE | DCR_LTLENDIAN | DCR_8BYTES | DCR_BMS)); -#else - outb_reg0(dep, DP_DCR, (((dep->de_16bit) ? DCR_WORDWIDE : DCR_BYTEWIDE) | - DCR_LTLENDIAN | DCR_8BYTES | DCR_BMS)); -#endif - outb_reg0(dep, DP_RBCR0, 0); - outb_reg0(dep, DP_RBCR1, 0); - outb_reg0(dep, DP_RCR, RCR_MON); /* Sets Monitor mode */ - outb_reg0(dep, DP_TCR, TCR_INTERNAL); /* Sets Loopback mode 1 */ - outb_reg0(dep, DP_PSTART, dep->de_startpage); - outb_reg0(dep, DP_PSTOP, dep->de_stoppage); - outb_reg0(dep, DP_BNRY, dep->de_stoppage - 1); - outb_reg0(dep, DP_ISR, 0xFF); /* Clears Interrupt Status Register */ - outb_reg0(dep, DP_IMR, 0); /* Clears Interrupt Mask Register */ - - /* Copies station address in page 1 registers */ - outb_reg0(dep, DP_CR, CR_PS_P1 | CR_NO_DMA); /* Selects Page 1 */ - for (ix = 0; ix < SA_ADDR_LEN; ix += 1) /* Initializes address */ - outb_reg1(dep, DP_PAR0 + ix, dep->de_address.ea_addr[ix]); - for (ix = DP_MAR0; ix <= DP_MAR7; ix += 1) /* Initializes address */ - outb_reg1(dep, ix, 0xFF); - - outb_reg1(dep, DP_CURR, dep->de_startpage); - outb_reg1(dep, DP_CR, CR_PS_P0 | CR_NO_DMA); /* Selects Page 0 */ - - inb_reg0(dep, DP_CNTR0); /* Resets counters by reading them */ - inb_reg0(dep, DP_CNTR1); - inb_reg0(dep, DP_CNTR2); - - dp_reg = IMR_PRXE | IMR_PTXE | IMR_RXEE | IMR_TXEE | IMR_OVWE | IMR_CNTE; - outb_reg0(dep, DP_ISR, 0xFF); /* Clears Interrupt Status Register */ - outb_reg0(dep, DP_IMR, dp_reg); /* Sets Interrupt Mask register */ - - dp_reg = 0; - if (dep->de_flags & DEF_PROMISC) dp_reg |= RCR_AB | RCR_PRO | RCR_AM; - if (dep->de_flags & DEF_BROAD) dp_reg |= RCR_AB; - if (dep->de_flags & DEF_MULTI) dp_reg |= RCR_AM; - outb_reg0(dep, DP_RCR, dp_reg); /* Sets receive as requested */ - outb_reg0(dep, DP_TCR, TCR_NORMAL); /* Sets transmitter */ - - outb_reg0(dep, DP_CR, CR_STA | CR_NO_DMA); /* Starts board */ - - /* Initializes the send queue. */ - for (ix = 0; ix < dep->de_sendq_nr; ix += 1) - dep->de_sendq[ix].sq_filled = 0; - dep->de_sendq_head = dep->de_sendq_tail = 0; - - /* Device specific functions */ - if (!dep->de_prog_IO) { - dep->de_user2nicf = mem_user2nic; - dep->de_nic2userf = mem_nic2user; - dep->de_getblockf = mem_getblock; - } else { -#if PIO16 == 0 - dep->de_user2nicf = pio_user2nic; - dep->de_nic2userf = pio_nic2user; - dep->de_getblockf = pio_getblock; -#else -#error Missing I/O functions for pio 16 bits -#endif - } - dep->de_recvf = ns_recv; - dep->de_sendf = ns_send; - dep->de_flagsf = ns_reinit; - dep->de_resetf = ns_reset; - dep->de_getstatsf = ns_stats; - dep->de_dumpstatsf = ns_dodump; - dep->de_interruptf = ns_interrupt; - - return; /* Done */ -} - -#if PIO16 == 1 - -/* -** Name: void dp_pio16_user2nic(dpeth_t *dep, int pageno, int pktsize) -** Function: Copies a packet from user area to board (Prog. I/O, 16bits). -*/ -static void dp_pio16_user2nic(dpeth_t *dep, int pageno, int pktsize) -{ - u8_t two_bytes[2]; - phys_bytes phys_user, phys_2bytes = vir2phys(two_bytes); - vir_bytes ecount = (pktsize + 1) & NOT(0x0001); - int bytes, ix = 0, odd_byte = 0; - iovec_dat_t *iovp = &dep->de_write_iovec; - - outb_reg0(dep, DP_ISR, ISR_RDC); - dp_read_setup(dep, ecount, pageno * DP_PAGESIZE); - - do { - bytes = iovp->iod_iovec[ix].iov_size; - if (bytes > pktsize) bytes = pktsize; - - phys_user = numap(iovp->iod_proc_nr, iovp->iod_iovec[ix].iov_addr, bytes); - if (!phys_user) panic(dep->de_name, UmapErrMsg, NO_NUM); - - if (odd_byte) { - phys_copy(phys_user, phys_2bytes + 1, (phys_bytes) 1); - out_word(dep->de_data_port, *(u16_t *)two_bytes); - pktsize--; - bytes--; - phys_user++; - odd_byte = 0; - if (!bytes) continue; - } - ecount = bytes & NOT(0x0001); - if (ecount != 0) { - phys_outsw(dep->de_data_port, phys_user, ecount); - pktsize -= ecount; - bytes -= ecount; - phys_user += ecount; - } - if (bytes) { - phys_copy(phys_user, phys_2bytes, (phys_bytes) 1); - pktsize--; - bytes--; - phys_user++; - odd_byte = 1; - } - if (++ix >= IOVEC_NR) { /* Next buffer of I/O vector */ - dp_next_iovec(iovp); - ix = 0; - } - - } while (bytes > 0); - - if (odd_byte) out_word(dep->de_data_port, *(u16_t *) two_bytes); - for (ix = 0; ix < 100; ix++) { - if (inb_reg0(dep, DP_ISR) & ISR_RDC) break; - } - if (ix == 100) { - panic(dep->de_name, RdmaErrMsg, NO_NUM); - } - return; -} - -/* -** Name: void dp_pio16_nic2user(dpeth_t *dep, int pageno, int pktsize) -** Function: Copies a packet from board to user area (Prog. I/O, 16bits). -*/ -static void dp_pio16_nic2user(dpeth_t * dep, int nic_addr, int count) -{ - phys_bytes phys_user; - vir_bytes ecount; - int bytes, i; - u8_t two_bytes[2]; - phys_bytes phys_2bytes; - int odd_byte; - - ecount = (count + 1) & ~1; - phys_2bytes = vir2phys(two_bytes); - odd_byte = 0; - - dp_read_setup(dep, ecount, nic_addr); - - i = 0; - while (count > 0) { - if (i >= IOVEC_NR) { - dp_next_iovec(iovp); - i = 0; - continue; - } - bytes = iovp->iod_iovec[i].iov_size; - if (bytes > count) bytes = count; - - phys_user = numap(iovp->iod_proc_nr, - iovp->iod_iovec[i].iov_addr, bytes); - if (!phys_user) panic(dep->de_name, UmapErrMsg, NO_NUM); - if (odd_byte) { - phys_copy(phys_2bytes + 1, phys_user, (phys_bytes) 1); - count--; - bytes--; - phys_user++; - odd_byte = 0; - if (!bytes) continue; - } - ecount = bytes & ~1; - if (ecount != 0) { - phys_insw(dep->de_data_port, phys_user, ecount); - count -= ecount; - bytes -= ecount; - phys_user += ecount; - } - if (bytes) { - *(u16_t *) two_bytes = in_word(dep->de_data_port); - phys_copy(phys_2bytes, phys_user, (phys_bytes) 1); - count--; - bytes--; - phys_user++; - odd_byte = 1; - } - } - return; -} - -#endif /* PIO16 == 1 */ - -#endif /* ENABLE_DP8390 */ - -/** end 8390.c **/ Index: trunk/minix/drivers/dpeth/8390.h =================================================================== --- trunk/minix/drivers/dpeth/8390.h (revision 9) +++ (revision ) @@ -1,174 +1,0 @@ -/* -** File: 8390.h May 02, 2000 -** -** Author: Giovanni Falzoni -** -** National Semiconductor NS 8390 Network Interface Controller -** -** $Log: 8390.h,v $ -** Revision 1.2 2005/08/22 15:17:40 beng -** Remove double-blank lines (Al) -** -** Revision 1.1 2005/06/29 10:16:46 beng -** Import of dpeth 3c501/3c509b/.. ethernet driver by -** Giovanni Falzoni . -** -** Revision 2.0 2005/06/26 16:16:46 lsodgf0 -** Initial revision for Minix 3.0.6 -** -** $Id: 8390.h,v 1.2 2005/08/22 15:17:40 beng Exp $ -*/ - -#define DP_PAGESIZE 256 /* NS 8390 page size */ -#define SENDQ_PAGES 6 /* SENDQ_PAGES * DP_PAGESIZE >= 1514 bytes */ - -/* Page 0, read/write ------------- */ -#define DP_CR 0x00 /* Command Register RW */ -#define DP_CLDA0 0x01 /* Current Local Dma Address 0 RO */ -#define DP_PSTART 0x01 /* Page Start Register WO */ -#define DP_CLDA1 0x02 /* Current Local Dma Address 1 RO */ -#define DP_PSTOP 0x02 /* Page Stop Register WO */ -#define DP_BNRY 0x03 /* Boundary Pointer RW */ -#define DP_TSR 0x04 /* Transmit Status Register RO */ -#define DP_TPSR 0x04 /* Transmit Page Start Register WO */ -#define DP_NCR 0x05 /* No. of Collisions Register RO */ -#define DP_TBCR0 0x05 /* Transmit Byte Count Reg. 0 WO */ -#define DP_FIFO 0x06 /* Fifo RO */ -#define DP_TBCR1 0x06 /* Transmit Byte Count Reg. 1 WO */ -#define DP_ISR 0x07 /* Interrupt Status Register RW */ -#define DP_CRDA0 0x08 /* Current Remote Dma Addr.Low RO */ -#define DP_RSAR0 0x08 /* Remote Start Address Low WO */ -#define DP_CRDA1 0x09 /* Current Remote Dma Addr.High RO */ -#define DP_RSAR1 0x09 /* Remote Start Address High WO */ -#define DP_RBCR0 0x0A /* Remote Byte Count Low WO */ -#define DP_RBCR1 0x0B /* Remote Byte Count Hihg WO */ -#define DP_RSR 0x0C /* Receive Status Register RO */ -#define DP_RCR 0x0C /* Receive Config. Register WO */ -#define DP_CNTR0 0x0D /* Tally Counter 0 RO */ -#define DP_TCR 0x0D /* Transmit Config. Register WO */ -#define DP_CNTR1 0x0E /* Tally Counter 1 RO */ -#define DP_DCR 0x0E /* Data Configuration Register WO */ -#define DP_CNTR2 0x0F /* Tally Counter 2 RO */ -#define DP_IMR 0x0F /* Interrupt Mask Register WO */ - - /* Page 1, read/write -------------- */ -/* DP_CR 0x00 Command Register */ -#define DP_PAR0 0x01 /* Physical Address Register 0 */ -#define DP_PAR1 0x02 /* Physical Address Register 1 */ -#define DP_PAR2 0x03 /* Physical Address Register 2 */ -#define DP_PAR3 0x04 /* Physical Address Register 3 */ -#define DP_PAR4 0x05 /* Physical Address Register 4 */ -#define DP_PAR5 0x06 /* Physical Address Register 5 */ -#define DP_CURR 0x07 /* Current Page Register */ -#define DP_MAR0 0x08 /* Multicast Address Register 0 */ -#define DP_MAR1 0x09 /* Multicast Address Register 1 */ -#define DP_MAR2 0x0A /* Multicast Address Register 2 */ -#define DP_MAR3 0x0B /* Multicast Address Register 3 */ -#define DP_MAR4 0x0C /* Multicast Address Register 4 */ -#define DP_MAR5 0x0D /* Multicast Address Register 5 */ -#define DP_MAR6 0x0E /* Multicast Address Register 6 */ -#define DP_MAR7 0x0F /* Multicast Address Register 7 */ - -/* Bits in dp_cr */ -#define CR_STP 0x01 /* Stop: software reset */ -#define CR_STA 0x02 /* Start: activate NIC */ -#define CR_TXP 0x04 /* Transmit Packet */ -#define CR_DMA 0x38 /* Mask for DMA control */ -#define CR_DM_RR 0x08 /* DMA: Remote Read */ -#define CR_DM_RW 0x10 /* DMA: Remote Write */ -#define CR_DM_SP 0x18 /* DMA: Send Packet */ -#define CR_NO_DMA 0x20 /* DMA: Stop Remote DMA Operation */ -#define CR_PS 0xC0 /* Mask for Page Select */ -#define CR_PS_P0 0x00 /* Register Page 0 */ -#define CR_PS_P1 0x40 /* Register Page 1 */ -#define CR_PS_P2 0x80 /* Register Page 2 */ - -/* Bits in dp_isr */ -#define ISR_MASK 0x3F -#define ISR_PRX 0x01 /* Packet Received with no errors */ -#define ISR_PTX 0x02 /* Packet Transmitted with no errors */ -#define ISR_RXE 0x04 /* Receive Error */ -#define ISR_TXE 0x08 /* Transmit Error */ -#define ISR_OVW 0x10 /* Overwrite Warning */ -#define ISR_CNT 0x20 /* Counter Overflow */ -#define ISR_RDC 0x40 /* Remote DMA Complete */ -#define ISR_RST 0x80 /* Reset Status */ - -/* Bits in dp_imr */ -#define IMR_PRXE 0x01 /* Packet Received Enable */ -#define IMR_PTXE 0x02 /* Packet Transmitted Enable */ -#define IMR_RXEE 0x04 /* Receive Error Enable */ -#define IMR_TXEE 0x08 /* Transmit Error Enable */ -#define IMR_OVWE 0x10 /* Overwrite Warning Enable */ -#define IMR_CNTE 0x20 /* Counter Overflow Enable */ -#define IMR_RDCE 0x40 /* DMA Complete Enable */ - -/* Bits in dp_dcr */ -#define DCR_WTS 0x01 /* Word Transfer Select */ -#define DCR_BYTEWIDE 0x00 /* WTS: byte wide transfers */ -#define DCR_WORDWIDE 0x01 /* WTS: word wide transfers */ -#define DCR_BOS 0x02 /* Byte Order Select */ -#define DCR_LTLENDIAN 0x00 /* BOS: Little Endian */ -#define DCR_BIGENDIAN 0x02 /* BOS: Big Endian */ -#define DCR_LAS 0x04 /* Long Address Select */ -#define DCR_BMS 0x08 /* Burst Mode Select */ -#define DCR_AR 0x10 /* Autoinitialize Remote */ -#define DCR_FTS 0x60 /* Fifo Threshold Select */ -#define DCR_2BYTES 0x00 /* Fifo Threshold: 2 bytes */ -#define DCR_4BYTES 0x20 /* Fifo Threshold: 4 bytes */ -#define DCR_8BYTES 0x40 /* Fifo Threshold: 8 bytes */ -#define DCR_12BYTES 0x60 /* Fifo Threshold: 12 bytes */ - -/* Bits in dp_tcr */ -#define TCR_CRC 0x01 /* Inhibit CRC */ -#define TCR_ELC 0x06 /* Encoded Loopback Control */ -#define TCR_NORMAL 0x00 /* ELC: Normal Operation */ -#define TCR_INTERNAL 0x02 /* ELC: Internal Loopback */ -#define TCR_0EXTERNAL 0x04 /* ELC: External Loopback LPBK=0 */ -#define TCR_1EXTERNAL 0x06 /* ELC: External Loopback LPBK=1 */ -#define TCR_ATD 0x08 /* Auto Transmit */ -#define TCR_OFST 0x10 /* Collision Offset Enable */ - -/* Bits in dp_tsr */ -#define TSR_PTX 0x01 /* Packet Transmitted (without error) */ -#define TSR_DFR 0x02 /* Transmit Deferred */ -#define TSR_COL 0x04 /* Transmit Collided */ -#define TSR_ABT 0x08 /* Transmit Aborted */ -#define TSR_CRS 0x10 /* Carrier Sense Lost */ -#define TSR_FU 0x20 /* FIFO Underrun */ -#define TSR_CDH 0x40 /* CD Heartbeat */ -#define TSR_OWC 0x80 /* Out of Window Collision */ - -/* Bits in dp_rcr */ -#define RCR_SEP 0x01 /* Save Errored Packets */ -#define RCR_AR 0x02 /* Accept Runt Packets */ -#define RCR_AB 0x04 /* Accept Broadcast */ -#define RCR_AM 0x08 /* Accept Multicast */ -#define RCR_PRO 0x10 /* Physical Promiscuous */ -#define RCR_MON 0x20 /* Monitor Mode */ - -/* Bits in dp_rsr */ -#define RSR_PRX 0x01 /* Packet Received Intact */ -#define RSR_CRC 0x02 /* CRC Error */ -#define RSR_FAE 0x04 /* Frame Alignment Error */ -#define RSR_FO 0x08 /* FIFO Overrun */ -#define RSR_MPA 0x10 /* Missed Packet */ -#define RSR_PHY 0x20 /* Multicast Address Match !! */ -#define RSR_DIS 0x40 /* Receiver Disabled */ - -/* Some macros to simplify accessing the dp8390 */ -#define inb_reg0(dep,reg) (inb(dep->de_dp8390_port+reg)) -#define outb_reg0(dep,reg,data) (outb(dep->de_dp8390_port+reg,data)) -#define inb_reg1(dep,reg) (inb(dep->de_dp8390_port+reg)) -#define outb_reg1(dep,reg,data) (outb(dep->de_dp8390_port+reg,data)) - -typedef struct dp_rcvhdr { - u8_t dr_status; /* Copy of rsr */ - u8_t dr_next; /* Pointer to next packet */ - u8_t dr_rbcl; /* Receive Byte Count Low */ - u8_t dr_rbch; /* Receive Byte Count High */ -} dp_rcvhdr_t; - -void ns_init(dpeth_t *); - -/** 8390.h **/ Index: trunk/minix/drivers/dpeth/Makefile =================================================================== --- trunk/minix/drivers/dpeth/Makefile (revision 9) +++ (revision ) @@ -1,59 +1,0 @@ -## -## Makefile for ISA ethernet drivers May 02, 2000 -## -## $Log: Makefile,v $ -## Revision 1.3 2005/07/19 13:21:48 jnherder -## Renamed src/lib/utils to src/lib/sysutil --- because of new src/lib/util -## -## Revision 1.2 2005/07/19 12:12:47 jnherder -## Changed Makefiles: drivers are now installed in /usr/sbin. -## TTY now gets SYS_EVENT message with sigset (e.g., SIGKMESS, SIGKSTOP). -## -## Revision 1.1 2005/06/29 10:16:46 beng -## Import of dpeth 3c501/3c509b/.. ethernet driver by -## Giovanni Falzoni . -## -## Revision 2.0 2005/06/26 16:16:46 lsodgf0 -## Initial revision for Minix 3.0.6 -## -## $Id: Makefile,v 1.3 2005/07/19 13:21:48 jnherder Exp $ - -## Programs, flags, etc. -DRIVER = dpeth - -debug = 0 - -CC = exec cc -LD = $(CC) -CPPFLAGS= -I.. -I/usr/include -Ddebug=$(debug) -CFLAGS = -ws $(CPPFLAGS) -LDFLAGS = -i -o $@ - -SRCS = 3c501.c 3c509.c 3c503.c ne.c wd.c 8390.c devio.c netbuff.c dp.c -OBJS = 3c501.o 3c509.o 3c503.o ne.o wd.o 8390.o devio.o netbuff.o dp.o -LIBS = -lsysutil -lsys # -ltimers - -## Build rules -all build: $(DRIVER) - -$(DRIVER): $(OBJS) - $(CC) $(OBJS) $(LIBS) $(LDFLAGS) - install -S 4kw $(DRIVER) - -## Install with other drivers -install: /usr/sbin/$(DRIVER) -/usr/sbin/$(DRIVER): $(DRIVER) - install -o root -cs $? $@ - -## Generate dependencies - -depend: - /usr/bin/mkdep "$(CC) -E $(CPPFLAGS)" *.c > .depend - -## Clean directory -clean: - @rm -f $(DRIVER) *.o *.BAK - -include .depend - -## end Index: trunk/minix/drivers/dpeth/README =================================================================== --- trunk/minix/drivers/dpeth/README (revision 9) +++ (revision ) @@ -1,38 +1,0 @@ - -This is my implementation of a new network task -for the Minix kernel. I did it initially to handle -a 3c501 board (Etherlink), but those board are so -unstable that it is not worth using them except for -learning how to implement a driver. When I got a -3c509b board (Etherlink III) it was easier to -write the code to handle them. - -The Minix code in 'dp8390.c' is too specific for the -National chip set, so what I did was to remove as -much as I needed of the code dependant from the chip -and produce a generic task that, I hope, will be able -to handle many more cards. - -$Log: README,v $ -Revision 1.1 2005/06/29 10:16:46 beng -Import of dpeth 3c501/3c509b/.. ethernet driver by -Giovanni Falzoni . - -Revision 1.3 2004/04/14 12:49:07 lsodgf0 -Changes for porting to Minix 2.0.4 run on BOCHS - -Revision 1.2 2002/03/25 14:16:09 lsodgf0 -The driver for the NEx000 has been rewritten to be -operational with the ACCTON 18xx (an NE1000 clone) -The I/O routines for 16 bit cards are still untested.. - -Revision 1.1 2002/02/09 09:35:09 lsodgf0 -Initial revision -The package is not fully tested, i.e. I had only 3Com -boards (3c501, 3c503, 3c503/16 and 3c509b) and WD8003. -I got also a NE1000 clone but it was not fully -operational and I could not appreciate the results. -For this reason the changes done to the interface -to I/O for 8 and 16 bits are not tested. - -$Id: README,v 1.1 2005/06/29 10:16:46 beng Exp $ Index: trunk/minix/drivers/dpeth/devio.c =================================================================== --- trunk/minix/drivers/dpeth/devio.c (revision 9) +++ (revision ) @@ -1,131 +1,0 @@ -/* -** File: devio.c Jun. 11, 2005 -** -** Author: Giovanni Falzoni -** -** This file contains the routines for readind/writing -** from/to the device registers. -** -** $Id: devio.c,v 1.3 2005/08/05 19:08:43 beng Exp $ -*/ - -#include "drivers.h" -#include -#include -#include "dp.h" - -#if (USE_IOPL == 0) - -static void warning(const char *type, int err) -{ - - printf("Warning: eth#0 sys_%s failed (%d)\n", type, err); - return; -} - -/* -** Name: unsigned int inb(unsigned short int port); -** Function: Reads a byte from specified i/o port. -*/ -PUBLIC unsigned int inb(unsigned short port) -{ - unsigned int value; - int rc; - - if ((rc = sys_inb(port, &value)) != OK) warning("inb", rc); - return value; -} - -/* -** Name: unsigned int inw(unsigned short int port); -** Function: Reads a word from specified i/o port. -*/ -PUBLIC unsigned int inw(unsigned short port) -{ - unsigned int value; - int rc; - - if ((rc = sys_inw(port, &value)) != OK) warning("inw", rc); - return value; -} - -/* -** Name: unsigned int insb(unsigned short int port, int proc_nr, void *buffer, int count); -** Function: Reads a sequence of bytes from specified i/o port to user space buffer. -*/ -PUBLIC void insb(unsigned short int port, int proc_nr, void *buffer, int count) -{ - int rc; - - if ((rc = sys_insb(port, proc_nr, buffer, count)) != OK) - warning("insb", rc); - return; -} - -/* -** Name: unsigned int insw(unsigned short int port, int proc_nr, void *buffer, int count); -** Function: Reads a sequence of words from specified i/o port to user space buffer. -*/ -PUBLIC void insw(unsigned short int port, int proc_nr, void *buffer, int count) -{ - int rc; - - if ((rc = sys_insw(port, proc_nr, buffer, count)) != OK) - warning("insw", rc); - return; -} - -/* -** Name: void outb(unsigned short int port, unsigned long value); -** Function: Writes a byte to specified i/o port. -*/ -PUBLIC void outb(unsigned short port, unsigned long value) -{ - int rc; - - if ((rc = sys_outb(port, value)) != OK) warning("outb", rc); - return; -} - -/* -** Name: void outw(unsigned short int port, unsigned long value); -** Function: Writes a word to specified i/o port. -*/ -PUBLIC void outw(unsigned short port, unsigned long value) -{ - int rc; - - if ((rc = sys_outw(port, value)) != OK) warning("outw", rc); - return; -} - -/* -** Name: void outsb(unsigned short int port, int proc_nr, void *buffer, int count); -** Function: Writes a sequence of bytes from user space to specified i/o port. -*/ -PUBLIC void outsb(unsigned short port, int proc_nr, void *buffer, int count) -{ - int rc; - - if ((rc = sys_outsb(port, proc_nr, buffer, count)) != OK) - warning("outsb", rc); - return; -} - -/* -** Name: void outsw(unsigned short int port, int proc_nr, void *buffer, int count); -** Function: Writes a sequence of bytes from user space to specified i/o port. -*/ -PUBLIC void outsw(unsigned short port, int proc_nr, void *buffer, int count) -{ - int rc; - - if ((rc = sys_outsw(port, proc_nr, buffer, count)) != OK) - warning("outsw", rc); - return; -} - -#else -#error To be implemented -#endif /* USE_IOPL */ -/** devio.c **/ Index: trunk/minix/drivers/dpeth/dp.c =================================================================== --- trunk/minix/drivers/dpeth/dp.c (revision 9) +++ (revision ) @@ -1,661 +1,0 @@ -/* -** File: eth.c Version 1.00, Jan. 14, 1997 -** -** Author: Giovanni Falzoni -** -** This file contains the ethernet device driver main task. -** It has to be integrated with the board specific drivers. -** It is a rewriting of Minix 2.0.0 ethernet driver (dp8390.c) -** to remove bord specific code. It should operate (I hope) -** with any board driver. -** -** The valid messages and their parameters are: -** -** m_type DL_PORT DL_PROC DL_COUNT DL_MODE DL_ADDR -** +------------+---------+---------+--------+-------+---------+ -** | HARD_INT | | | | | | -** +------------+---------+---------+--------+-------+---------+ -** | SYN_ALARM | | | | | | -** +------------+---------+---------+--------+-------+---------+ -** | HARD_STOP | | | | | | -** +------------+---------+---------+--------+-------+---------+ -** | FKEY_PRESSED | | | | | (99) -** +------------+---------+---------+--------+-------+---------+ -** | DL_WRITE | port nr | proc nr | count | mode | address | (3) -** +------------+---------+---------+--------+-------+---------+ -** | DL_WRITEV | port nr | proc nr | count | mode | address | (4) -** +------------+---------+---------+--------+-------+---------+ -** | DL_READ | port nr | proc nr | count | | address | (5) -** +------------+---------+---------+--------+-------+---------+ -** | DL_READV | port nr | proc nr | count | | address | (6) -** +------------+---------+---------+--------+-------+---------+ -** | DL_INIT | port nr | proc nr | | mode | address | (7) -** +------------+---------+---------+--------+-------+---------+ -** | DL_STOP | port_nr | | | | | (8) -** +------------+---------+---------+--------+-------+---------+ -** | DL_GETSTAT | port nr | proc nr | | | address | (9) -** +------------+---------+---------+--------+-------+---------+ -** -** The messages sent are: -** -** m-type DL_PORT DL_PROC DL_COUNT DL_STAT DL_CLCK -** +------------+---------+---------+--------+---------+---------+ -** |DL_TASK_REPL| port nr | proc nr |rd-count| err|stat| clock | (21) -** +------------+---------+---------+--------+---------+---------+ -** -** m_type m3_i1 m3_i2 m3_ca1 -** +------------+---------+---------+---------------+ -** |DL_INIT_REPL| port nr |last port| ethernet addr | (20) -** +------------+---------+---------+---------------+ -** -** $Id: dp.c,v 1.13 2006/03/25 04:49:03 beng Exp $ -*/ - -#include "drivers.h" -#include -#include -#include -#include - -#include "dp.h" - -/* -** Local data -*/ -extern int errno; -static dpeth_t de_table[DE_PORT_NR]; -static char *progname; - -typedef struct dp_conf { /* Configuration description structure */ - port_t dpc_port; - int dpc_irq; - phys_bytes dpc_mem; - char *dpc_envvar; -} dp_conf_t; - -/* Device default configuration */ -static dp_conf_t dp_conf[DE_PORT_NR] = { - /* I/O port, IRQ, Buff addr, Env. var, Buf. selector */ - { 0x300, 5, 0xC8000, "DPETH0", }, - { 0x280, 10, 0xCC000, "DPETH1", }, -}; - -static const char CopyErrMsg[] = "unable to read/write user data"; -static const char PortErrMsg[] = "illegal port"; -static const char RecvErrMsg[] = "receive failed"; -static const char SendErrMsg[] = "send failed"; -static const char SizeErrMsg[] = "illegal packet size"; -static const char TypeErrMsg[] = "illegal message type"; -static const char DevName[] = "eth#?"; - -static void do_getname(message *mp); - -/* -** Name: void reply(dpeth_t *dep, int err) -** Function: Fills a DL_TASK_REPLY reply message and sends it. -*/ -static void reply(dpeth_t * dep, int err) -{ - message reply; - int status = FALSE; - - if (dep->de_flags & DEF_ACK_SEND) status |= DL_PACK_SEND; - if (dep->de_flags & DEF_ACK_RECV) status |= DL_PACK_RECV; - - reply.m_type = DL_TASK_REPLY; - reply.DL_PORT = dep - de_table; - reply.DL_PROC = dep->de_client; - reply.DL_STAT = status /* | ((u32_t) err << 16) */; - reply.DL_COUNT = dep->de_read_s; - getuptime(&reply.DL_CLCK); - - DEBUG(printf("\t reply %d (%ld)\n", reply.m_type, reply.DL_STAT)); - - if ((status = send(dep->de_client, &reply)) == OK) { - dep->de_read_s = 0; - dep->de_flags &= NOT(DEF_ACK_SEND | DEF_ACK_RECV); - - } else if (status != ELOCKED || err == OK) - panic(dep->de_name, SendErrMsg, status); - - return; -} - -/* -** Name: void dp_confaddr(dpeth_t *dep) -** Function: Checks environment for a User defined ethernet address. -*/ -static void dp_confaddr(dpeth_t * dep) -{ - static char ea_fmt[] = "x:x:x:x:x:x"; - char ea_key[16]; - int ix; - long val; - - strcpy(ea_key, dp_conf[dep - de_table].dpc_envvar); - strcat(ea_key, "_EA"); - - for (ix = 0; ix < SA_ADDR_LEN; ix++) { - val = dep->de_address.ea_addr[ix]; - if (env_parse(ea_key, ea_fmt, ix, &val, 0x00L, 0xFFL) != EP_SET) - break; - dep->de_address.ea_addr[ix] = val; - } - - if (ix != 0 && ix != SA_ADDR_LEN) - /* It's all or nothing, force a panic */ - env_parse(ea_key, "?", 0, &val, 0L, 0L); - return; -} - -/* -** Name: void update_conf(dpeth_t *dep, dp_conf_t *dcp) -** Function: Gets the default settings from 'dp_conf' table and -** modifies them from the environment. -*/ -static void update_conf(dpeth_t * dep, dp_conf_t * dcp) -{ - static char dpc_fmt[] = "x:d:x"; - long val; - - dep->de_mode = DEM_SINK; - val = dcp->dpc_port; /* Get I/O port address */ - switch (env_parse(dcp->dpc_envvar, dpc_fmt, 0, &val, 0x000L, 0x3FFL)) { - case EP_OFF: dep->de_mode = DEM_DISABLED; break; - case EP_ON: - case EP_SET: dep->de_mode = DEM_ENABLED; break; - } - dep->de_base_port = val; - - val = dcp->dpc_irq | DEI_DEFAULT; /* Get Interrupt line (IRQ) */ - env_parse(dcp->dpc_envvar, dpc_fmt, 1, &val, 0L, (long) NR_IRQ_VECTORS - 1); - dep->de_irq = val; - - val = dcp->dpc_mem; /* Get shared memory address */ - env_parse(dcp->dpc_envvar, dpc_fmt, 2, &val, 0L, LONG_MAX); - dep->de_linmem = val; - - return; -} - -/* -** Name: void do_dump(message *mp) -** Function: Displays statistics on screen (SFx key from console) -*/ -static void do_dump(message *mp) -{ - dpeth_t *dep; - int port; - - printf("\n\n"); - for (port = 0, dep = de_table; port < DE_PORT_NR; port += 1, dep += 1) { - - if (dep->de_mode == DEM_DISABLED) continue; - - printf("%s statistics:\t\t", dep->de_name); - - /* Network interface status */ - printf("Status: 0x%04x (%d)\n\n", dep->de_flags, dep->de_int_pending); - - (*dep->de_dumpstatsf) (dep); - - /* Transmitted/received bytes */ - printf("Tx bytes:%10ld\t", dep->bytes_Tx); - printf("Rx bytes:%10ld\n", dep->bytes_Rx); - - /* Transmitted/received packets */ - printf("Tx OK: %8ld\t", dep->de_stat.ets_packetT); - printf("Rx OK: %8ld\n", dep->de_stat.ets_packetR); - - /* Transmit/receive errors */ - printf("Tx Err: %8ld\t", dep->de_stat.ets_sendErr); - printf("Rx Err: %8ld\n", dep->de_stat.ets_recvErr); - - /* Transmit unnerruns/receive overrruns */ - printf("Tx Und: %8ld\t", dep->de_stat.ets_fifoUnder); - printf("Rx Ovr: %8ld\n", dep->de_stat.ets_fifoOver); - - /* Transmit collisions/receive CRC errors */ - printf("Tx Coll: %8ld\t", dep->de_stat.ets_collision); - printf("Rx CRC: %8ld\n", dep->de_stat.ets_CRCerr); - } - return; -} - -/* -** Name: void get_userdata(int user_proc, vir_bytes user_addr, int count, void *loc_addr) -** Function: Copies data from user area. -*/ -static void get_userdata(int user_proc, vir_bytes user_addr, int count, void *loc_addr) -{ - int rc; - vir_bytes len; - - len = (count > IOVEC_NR ? IOVEC_NR : count) * sizeof(iovec_t); - if ((rc = sys_datacopy(user_proc, user_addr, SELF, (vir_bytes)loc_addr, len)) != OK) - panic(DevName, CopyErrMsg, rc); - return; -} - -/* -** Name: void do_first_init(dpeth_t *dep, dp_conf_t *dcp); -** Function: Init action to setup task -*/ -static void do_first_init(dpeth_t *dep, dp_conf_t *dcp) -{ - - if (dep->de_linmem != 0) { - dep->de_memsegm = BIOS_SEG; - /* phys2seg(&dep->de_memsegm, &dep->de_memoffs, dep->de_linmem); */ - } else - dep->de_linmem = 0xFFFF0000; - - /* Make sure statisics are cleared */ - memset((void *) &(dep->de_stat), 0, sizeof(eth_stat_t)); - - /* Device specific initialization */ - (*dep->de_initf) (dep); - - /* Set the interrupt handler policy. Request interrupts not to be reenabled - * automatically. Return the IRQ line number when an interrupt occurs. - */ - dep->de_hook = dep->de_irq; - sys_irqsetpolicy(dep->de_irq, 0 /*IRQ_REENABLE*/, &dep->de_hook); - dep->de_int_pending = FALSE; - sys_irqenable(&dep->de_hook); - - return; -} - -/* -** Name: void do_init(message *mp) -** Function: Checks for hardware presence. -** Provides initialization of hardware and data structures -*/ -static void do_init(message * mp) -{ - int port; - dpeth_t *dep; - dp_conf_t *dcp; - message reply_mess; - - port = mp->DL_PORT; - if (port >= 0 && port < DE_PORT_NR) { - - dep = &de_table[port]; - dcp = &dp_conf[port]; - strcpy(dep->de_name, DevName); - dep->de_name[4] = '0' + port; - - if (dep->de_mode == DEM_DISABLED) { - - update_conf(dep, dcp); /* First time thru */ - if (dep->de_mode == DEM_ENABLED && - !el1_probe(dep) && /* Probe for 3c501 */ - !wdeth_probe(dep) && /* Probe for WD80x3 */ - !ne_probe(dep) && /* Probe for NEx000 */ - !el2_probe(dep) && /* Probe for 3c503 */ - !el3_probe(dep)) { /* Probe for 3c509 */ - printf("%s: warning no ethernet card found at 0x%04X\n", - dep->de_name, dep->de_base_port); - dep->de_mode = DEM_DISABLED; - } - } - - /* 'de_mode' may change if probe routines fail, test again */ - switch (dep->de_mode) { - - case DEM_DISABLED: - /* Device is configured OFF or hardware probe failed */ - port = ENXIO; - break; - - case DEM_ENABLED: - /* Device is present and probed */ - if (dep->de_flags == DEF_EMPTY) { - /* These actions only the first time */ - do_first_init(dep, dcp); - dep->de_flags |= DEF_ENABLED; - } - dep->de_flags &= NOT(DEF_PROMISC | DEF_MULTI | DEF_BROAD); - if (mp->DL_MODE & DL_PROMISC_REQ) - dep->de_flags |= DEF_PROMISC | DEF_MULTI | DEF_BROAD; - if (mp->DL_MODE & DL_MULTI_REQ) dep->de_flags |= DEF_MULTI; - if (mp->DL_MODE & DL_BROAD_REQ) dep->de_flags |= DEF_BROAD; - (*dep->de_flagsf) (dep); - dep->de_client = mp->m_source; - break; - - case DEM_SINK: - /* Device not present (sink mode) */ - memset(dep->de_address.ea_addr, 0, sizeof(ether_addr_t)); - dp_confaddr(dep); /* Station address from env. */ - break; - - default: break; - } - *(ether_addr_t *) reply_mess.m3_ca1 = dep->de_address; - - } else /* Port number is out of range */ - port = ENXIO; - - reply_mess.m_type = DL_INIT_REPLY; - reply_mess.m3_i1 = port; - reply_mess.m3_i2 = DE_PORT_NR; - DEBUG(printf("\t reply %d\n", reply_mess.m_type)); - if (send(mp->m_source, &reply_mess) != OK) /* Can't send */ - panic(dep->de_name, SendErrMsg, mp->m_source); - - return; -} - -/* -** Name: void dp_next_iovec(iovec_dat_t *iovp) -** Function: Retrieves data from next iovec element. -*/ -PUBLIC void dp_next_iovec(iovec_dat_t * iovp) -{ - - iovp->iod_iovec_s -= IOVEC_NR; - iovp->iod_iovec_addr += IOVEC_NR * sizeof(iovec_t); - get_userdata(iovp->iod_proc_nr, iovp->iod_iovec_addr, - iovp->iod_iovec_s, iovp->iod_iovec); - return; -} - -/* -** Name: int calc_iovec_size(iovec_dat_t *iovp) -** Function: Compute the size of a request. -*/ -static int calc_iovec_size(iovec_dat_t * iovp) -{ - int size, ix; - - size = ix = 0; - do { - size += iovp->iod_iovec[ix].iov_size; - if (++ix >= IOVEC_NR) { - dp_next_iovec(iovp); - ix = 0; - } - - /* Till all vectors added */ - } while (ix < iovp->iod_iovec_s); - return size; -} - -/* -** Name: void do_vwrite(message *mp, int vectored) -** Function: -*/ -static void do_vwrite(message * mp, int vectored) -{ - int port, size; - dpeth_t *dep; - - port = mp->DL_PORT; - if (port < 0 || port >= DE_PORT_NR) /* Check for illegal port number */ - panic(dep->de_name, PortErrMsg, port); - - dep = &de_table[port]; - dep->de_client = mp->DL_PROC; - - if (dep->de_mode == DEM_ENABLED) { - - if (dep->de_flags & DEF_SENDING) /* Is sending in progress? */ - panic(dep->de_name, "send already in progress ", NO_NUM); - - dep->de_write_iovec.iod_proc_nr = mp->DL_PROC; - if (vectored) { - get_userdata(mp->DL_PROC, (vir_bytes) mp->DL_ADDR, - mp->DL_COUNT, dep->de_write_iovec.iod_iovec); - dep->de_write_iovec.iod_iovec_s = mp->DL_COUNT; - dep->de_write_iovec.iod_iovec_addr = (vir_bytes) mp->DL_ADDR; - size = calc_iovec_size(&dep->de_write_iovec); - } else { - dep->de_write_iovec.iod_iovec[0].iov_addr = (vir_bytes) mp->DL_ADDR; - dep->de_write_iovec.iod_iovec[0].iov_size = size = mp->DL_COUNT; - dep->de_write_iovec.iod_iovec_s = 1; - dep->de_write_iovec.iod_iovec_addr = 0; - } - if (size < ETH_MIN_PACK_SIZE || size > ETH_MAX_PACK_SIZE) - panic(dep->de_name, SizeErrMsg, size); - - dep->de_flags |= DEF_SENDING; - (*dep->de_sendf) (dep, FALSE, size); - - } else if (dep->de_mode == DEM_SINK) - dep->de_flags |= DEF_ACK_SEND; - - reply(dep, OK); - return; -} - -/* -** Name: void do_vread(message *mp, int vectored) -** Function: -*/ -static void do_vread(message * mp, int vectored) -{ - int port, size; - dpeth_t *dep; - - port = mp->DL_PORT; - if (port < 0 || port >= DE_PORT_NR) /* Check for illegal port number */ - panic(dep->de_name, PortErrMsg, port); - - dep = &de_table[port]; - dep->de_client = mp->DL_PROC; - - if (dep->de_mode == DEM_ENABLED) { - - if (dep->de_flags & DEF_READING) /* Reading in progress */ - panic(dep->de_name, "read already in progress", NO_NUM); - - dep->de_read_iovec.iod_proc_nr = mp->DL_PROC; - if (vectored) { - get_userdata(mp->DL_PROC, (vir_bytes) mp->DL_ADDR, - mp->DL_COUNT, dep->de_read_iovec.iod_iovec); - dep->de_read_iovec.iod_iovec_s = mp->DL_COUNT; - dep->de_read_iovec.iod_iovec_addr = (vir_bytes) mp->DL_ADDR; - size = calc_iovec_size(&dep->de_read_iovec); - } else { - dep->de_read_iovec.iod_iovec[0].iov_addr = (vir_bytes) mp->DL_ADDR; - dep->de_read_iovec.iod_iovec[0].iov_size = size = mp->DL_COUNT; - dep->de_read_iovec.iod_iovec_s = 1; - dep->de_read_iovec.iod_iovec_addr = 0; - } - if (size < ETH_MAX_PACK_SIZE) panic(dep->de_name, SizeErrMsg, size); - - dep->de_flags |= DEF_READING; - (*dep->de_recvf) (dep, FALSE, size); -#if 0 - if ((dep->de_flags & (DEF_READING | DEF_STOPPED)) == (DEF_READING | DEF_STOPPED)) - /* The chip is stopped, and all arrived packets delivered */ - (*dep->de_resetf) (dep); - dep->de_flags &= NOT(DEF_STOPPED); -#endif - } - reply(dep, OK); - return; -} - -/* -** Name: void do_getstat(message *mp) -** Function: Reports device statistics. -*/ -static void do_getstat(message * mp) -{ - int port, rc; - dpeth_t *dep; - - port = mp->DL_PORT; - if (port < 0 || port >= DE_PORT_NR) /* Check for illegal port number */ - panic(dep->de_name, PortErrMsg, port); - - dep = &de_table[port]; - dep->de_client = mp->DL_PROC; - - if (dep->de_mode == DEM_ENABLED) (*dep->de_getstatsf) (dep); - if ((rc = sys_datacopy(SELF, (vir_bytes)&dep->de_stat, - mp->DL_PROC, (vir_bytes)mp->DL_ADDR, - (vir_bytes) sizeof(dep->de_stat))) != OK) - panic(DevName, CopyErrMsg, rc); - reply(dep, OK); - return; -} - -static void do_getname(mp) -message *mp; -{ - int r; - - strncpy(mp->DL_NAME, progname, sizeof(mp->DL_NAME)); - mp->DL_NAME[sizeof(mp->DL_NAME)-1]= '\0'; - mp->m_type= DL_NAME_REPLY; - r= send(mp->m_source, mp); - if (r != OK) - panic("dpeth", "do_getname: send failed: %d\n", r); -} - -/* -** Name: void do_stop(message *mp) -** Function: Stops network interface. -*/ -static void do_stop(message * mp) -{ - int port; - dpeth_t *dep; - - port = mp->DL_PORT; - if (port < 0 || port >= DE_PORT_NR) /* Check for illegal port number */ - panic(dep->de_name, PortErrMsg, port); - - dep = &de_table[port]; - if (dep->de_mode == DEM_ENABLED && (dep->de_flags & DEF_ENABLED)) { - - /* Stop device */ - (dep->de_stopf) (dep); - dep->de_flags = DEF_EMPTY; - dep->de_mode = DEM_DISABLED; - } - return; -} - -static void do_watchdog(void *message) -{ - - DEBUG(printf("\t no reply")); - return; -} - -/* -** Name: int dpeth_task(void) -** Function: Main entry for dp task -*/ -PUBLIC int main(int argc, char **argv) -{ - message m; - dpeth_t *dep; - int rc, fkeys, sfkeys, tasknr; - - (progname=strrchr(argv[0],'/')) ? progname++ : (progname=argv[0]); - - env_setargs(argc, argv); - - /* Request function key for debug dumps */ - fkeys = sfkeys = 0; bit_set(sfkeys, 8); - if ((fkey_map(&fkeys, &sfkeys)) != OK) - printf("%s: couldn't program Shift+F8 key (%d)\n", DevName, errno); - -#ifdef ETH_IGN_PROTO - { - static u16_t eth_ign_proto = 0; - long val; - val = 0xFFFF; - env_parse("ETH_IGN_PROTO", "x", 0, &val, 0x0000L, 0xFFFFL); - eth_ign_proto = htons((u16_t) val); - } -#endif - - /* Try to notify inet that we are present (again) */ - rc = _pm_findproc("inet", &tasknr); - if (rc == OK) - notify(tasknr); - - while (TRUE) { - if ((rc = receive(ANY, &m)) != OK) panic(dep->de_name, RecvErrMsg, rc); - - DEBUG(printf("eth: got message %d, ", m.m_type)); - - switch (m.m_type) { - case DEV_PING: /* Status request from RS */ - notify(m.m_source); - continue; - case DL_WRITE: /* Write message to device */ - do_vwrite(&m, FALSE); - break; - case DL_WRITEV: /* Write message to device */ - do_vwrite(&m, TRUE); - break; - case DL_READ: /* Read message from device */ - do_vread(&m, FALSE); - break; - case DL_READV: /* Read message from device */ - do_vread(&m, TRUE); - break; - case DL_INIT: /* Initialize device */ - do_init(&m); - break; - case DL_GETSTAT: /* Get device statistics */ - do_getstat(&m); - break; - case DL_GETNAME: - do_getname(&m); - break; - case SYN_ALARM: /* to be defined */ - do_watchdog(&m); - break; - case DL_STOP: /* Stop device */ - do_stop(&m); - break; - case SYS_SIG: { - sigset_t sigset = m.NOTIFY_ARG; - if (sigismember(&sigset, SIGKSTOP)) { /* Shut down */ - for (rc = 0; rc < DE_PORT_NR; rc += 1) { - if (de_table[rc].de_mode == DEM_ENABLED) { - m.m_type = DL_STOP; - m.DL_PORT = rc; - do_stop(&m); - } - } - } - break; - } - case HARD_INT: /* Interrupt from device */ - for (dep = de_table; dep < &de_table[DE_PORT_NR]; dep += 1) { - /* If device is enabled and interrupt pending */ - if (dep->de_mode == DEM_ENABLED) { - dep->de_int_pending = TRUE; - (*dep->de_interruptf) (dep); - if (dep->de_flags & (DEF_ACK_SEND | DEF_ACK_RECV)) - reply(dep, !OK); - dep->de_int_pending = FALSE; - sys_irqenable(&dep->de_hook); - } - } - break; - case FKEY_PRESSED: /* Function key pressed */ - do_dump(&m); - break; - case PROC_EVENT: - break; - default: /* Invalid message type */ - panic(DevName, TypeErrMsg, m.m_type); - break; - } - } - return OK; /* Never reached, but keeps compiler happy */ -} - -/** dp.c **/ Index: trunk/minix/drivers/dpeth/dp.h =================================================================== --- trunk/minix/drivers/dpeth/dp.h (revision 9) +++ (revision ) @@ -1,281 +1,0 @@ -/* -** File: eth.h Version 1.00, Jan. 14, 1997 -** -** Author: Giovanni Falzoni -** -** Interface description for ethernet device driver -** -** $Log: dp.h,v $ -** Revision 1.4 2005/09/04 18:52:16 beng -** Giovanni's fixes to dpeth: -** Date: Sat, 03 Sep 2005 11:05:22 +0200 -** Subject: Minix 3.0.8 -** -** Revision 1.3 2005/08/03 11:53:34 jnherder -** Miscellaneous cleanups. -** -** Revision 1.2 2005/08/02 15:30:35 jnherder -** Various updates to support dynamically starting drivers. -** Output during initialization should be suppressed. Unless an error occurs. -** Note that main() can now be main(int argc, char **argv) and arguments can -** be passed when bringing up the driver. -** -** Revision 1.1 2005/06/29 10:16:46 beng -** Import of dpeth 3c501/3c509b/.. ethernet driver by -** Giovanni Falzoni . -** -** Revision 2.0 2005/06/26 16:16:46 lsodgf0 -** Initial revision for Minix 3.0.6 -** -** $Id: dp.h,v 1.4 2005/09/04 18:52:16 beng Exp $ -*/ - -#undef ENABLE_3C501 -#undef ENABLE_3C503 -#undef ENABLE_3C509 -#undef ENABLE_NE2000 -#undef ENABLE_WDETH -#undef ENABLE_DP8390 - -#define ENABLE_3C501 1 /* enable 3Com Etherlink I board */ -#define ENABLE_3C503 1 /* enable 3Com Etherlink II board */ -#define ENABLE_3C509 1 /* enable 3Com Etherlink III board */ -#define ENABLE_NE2000 1 /* enable Novell N2000 board */ -#define ENABLE_WDETH 1 /* enable Western Digital WD80x3 */ - -#define ENABLE_DP8390 (ENABLE_3C503|ENABLE_WDETH|ENABLE_NE2000) -#define HAVE_BUFFERS (ENABLE_3C501|ENABLE_3C509) - -#undef NULL -#define NULL ((void *)0) -#define NOT(x) (~(x)) - -#if debug == 1 -# define DEBUG(statm) statm -#else -# define DEBUG(statm) -#endif - -typedef struct _m_hdr_t { /* Buffer handling header */ - struct _m_hdr_t *next; - int size; -} m_hdr_t; - -typedef struct _buff_t { /* Receive/Transmit buffer header */ - struct _buff_t *next; - int size; - int client; - char buffer[2]; -} buff_t; - -struct dpeth; -struct iovec_dat; -typedef void (*dp_eth_t) (struct dpeth *); -typedef void (*dp_send_recv_t) (struct dpeth *, int, int); - -#if ENABLE_DP8390 == 1 -typedef void (*dp_user2nicf_t) (struct dpeth *, int, int); -typedef void (*dp_nic2userf_t) (struct dpeth *, int, int); -typedef void (*dp_getblock_t) (struct dpeth *, u16_t, int, void *); -#endif - -#define DE_PORT_NR 2 /* Number of devices supported */ -#define SENDQ_NR 2 /* Size of the send queue */ -#define IOVEC_NR 16 /* Number of IOVEC entries at a time */ - -typedef struct iovec_dat { - iovec_t iod_iovec[IOVEC_NR]; - int iod_iovec_s; - int iod_proc_nr; - vir_bytes iod_iovec_addr; -} iovec_dat_t; - -typedef struct dpeth { - /* The de_base_port field is the starting point of the probe. The - * conf routine also fills de_linmem and de_irq. If the probe routine - * knows the irq and/or memory address because they are hardwired in - * the board, the probe should modify these fields. Futhermore, the - * probe routine should also fill in de_initf and de_stopf fields - * with the appropriate function pointers and set de_prog_IO iff - * programmed I/O is to be used. - * - * The initf function fills the following fields. Only cards that do - * programmed I/O fill in the de_data_port field. In addition, the - * init routine has to fill in the sendq data structures. */ - - /* Board hardware interface */ - port_t de_base_port; - port_t de_data_port; /* For boards using Prog. I/O for xmit/recv */ - - int de_irq; - int de_int_pending; - int de_hook; /* interrupt hook at kernel */ - - char de_name[8]; - -#define DEI_DEFAULT 0x8000 - - phys_bytes de_linmem; /* For boards using shared memory */ - unsigned short de_memsegm; - vir_bytes de_memoffs; - int de_ramsize; /* Size of on board memory */ - int de_offset_page; /* Offset of shared memory page */ - - /* Board specific functions */ - dp_eth_t de_initf; - dp_eth_t de_stopf; - dp_eth_t de_resetf; - dp_eth_t de_flagsf; - dp_eth_t de_getstatsf; - dp_eth_t de_dumpstatsf; - dp_eth_t de_interruptf; - dp_send_recv_t de_recvf; - dp_send_recv_t de_sendf; - - ether_addr_t de_address; /* Ethernet Address */ - eth_stat_t de_stat; /* Ethernet Statistics */ - unsigned long bytes_Tx; /* Total bytes sent/received */ - unsigned long bytes_Rx; - -#define SA_ADDR_LEN sizeof(ether_addr_t) - - int de_flags; /* Send/Receive mode (Configuration) */ - -#define DEF_EMPTY 0x0000 -#define DEF_READING 0x0001 -#define DEF_RECV_BUSY 0x0002 -#define DEF_ACK_RECV 0x0004 -#define DEF_SENDING 0x0010 -#define DEF_XMIT_BUSY 0x0020 -#define DEF_ACK_SEND 0x0040 -#define DEF_PROMISC 0x0100 -#define DEF_MULTI 0x0200 -#define DEF_BROAD 0x0400 -#define DEF_ENABLED 0x2000 -#define DEF_STOPPED 0x4000 - - int de_mode; /* Status of the Interface */ - -#define DEM_DISABLED 0x0000 -#define DEM_SINK 0x0001 -#define DEM_ENABLED 0x0002 - - /* Temporary storage for RECV/SEND requests */ - iovec_dat_t de_read_iovec; - iovec_dat_t de_write_iovec; - vir_bytes de_read_s; - vir_bytes de_send_s; - int de_client; -/* - message de_sendmsg; - iovec_dat_t de_tmp_iovec; -*/ -#if ENABLE_DP8390 == 1 - /* For use by NS DP8390 driver */ - port_t de_dp8390_port; - int de_prog_IO; - int de_16bit; - int de_startpage; - int de_stoppage; - - /* Do it yourself send queue */ - struct sendq { - int sq_filled; /* This buffer contains a packet */ - int sq_size; /* with this size */ - int sq_sendpage; /* starting page of the buffer */ - } de_sendq[SENDQ_NR]; - int de_sendq_nr; - int de_sendq_head; /* Enqueue at the head */ - int de_sendq_tail; /* Dequeue at the tail */ - - dp_user2nicf_t de_user2nicf; - dp_nic2userf_t de_nic2userf; - dp_getblock_t de_getblockf; -#endif - -#if ENABLE_3C509 == 1 - /* For use by 3Com Etherlink III (3c509) driver */ - port_t de_id_port; - port_t de_if_port; -#endif - -#if ENABLE_3C501 == 1 || ENABLE_3C509 == 1 - /* For use by 3Com Etherlink (3c501 and 3c509) driver */ - buff_t *de_recvq_head; - buff_t *de_recvq_tail; - buff_t *de_xmitq_head; - buff_t *de_xmitq_tail; - u16_t de_recv_mode; - clock_t de_xmit_start; -#endif - -} dpeth_t; - -/* - * Function definitions - */ - -/* dp.c */ -void dp_next_iovec(iovec_dat_t * iovp); - -/* devio.c */ -#if defined USE_IOPL -#include -#else -unsigned int inb(unsigned short int); -unsigned int inw(unsigned short int); -void insb(unsigned short int, int, void *, int); -void insw(unsigned short int, int, void *, int); -void outb(unsigned short int, unsigned long); -void outw(unsigned short int, unsigned long); -void outsb(unsigned short int, int, void *, int); -void outsw(unsigned short int, int, void *, int); -#endif - -/* netbuff.c */ -void *alloc_buff(dpeth_t *, int); -void free_buff(dpeth_t *, void *); -void init_buff(dpeth_t *, buff_t **); -void mem2user(dpeth_t *, buff_t *); -void user2mem(dpeth_t *, buff_t *); - -/* 3c501.c */ -#if ENABLE_3C501 == 1 -int el1_probe(dpeth_t *); -#else -#define el1_probe(x) (0) -#endif - -/* 3c503.c */ -#if ENABLE_3C503 == 1 -int el2_probe(dpeth_t *); -#else -#define el2_probe(x) (0) -#endif - -/* 3c509.c */ -#if ENABLE_3C509 == 1 -int el3_probe(dpeth_t *); -#else -#define el3_probe(x) (0) -#endif - -/* ne.c */ -#if ENABLE_NE2000 == 1 -int ne_probe(dpeth_t * dep); -#else -#define ne_probe(x) (0) -#endif - -/* wd.c */ -#if ENABLE_WDETH == 1 -int wdeth_probe(dpeth_t * dep); -#else -#define wdeth_probe(x) (0) -#endif - -#define lock() (++dep->de_int_pending,sys_irqdisable(&dep->de_hook)) -#define unlock() do{int i=(--dep->de_int_pending)?0:sys_irqenable(&dep->de_hook);}while(0) -#define milli_delay(t) tickdelay(1) - -/** dp.h **/ Index: trunk/minix/drivers/dpeth/ne.c =================================================================== --- trunk/minix/drivers/dpeth/ne.c (revision 9) +++ (revision ) @@ -1,193 +1,0 @@ -/* -** File: ne.c Jun. 08, 2000 -** -** Driver for the NE*000 ethernet cards and derivates. -** This file contains only the ne specific code, -** the rest is in 8390.c Code specific for ISA bus only -** -** Created: March 15, 1994 by Philip Homburg -** PchId: ne2000.c,v 1.4 1996/01/19 23:30:34 philip Exp -** -** Modified: Jun. 08, 2000 by Giovanni Falzoni -** Adapted to interface new main network task. -** -** $Id: ne.c,v 1.3 2005/08/05 19:08:43 beng Exp $ -*/ - -#include "drivers.h" -#include -#include -#include "dp.h" - -#if (ENABLE_NE2000 == 1) - -#include "8390.h" -#include "ne.h" - -/* -** Name: void ne_reset(dpeth_t * dep); -** Function: Resets the board and checks if reset cycle completes -*/ -static int ne_reset(dpeth_t * dep) -{ - int count = 0; - - /* Reset the ethernet card */ - outb_ne(dep, NE_RESET, inb_ne(dep, NE_RESET)); - do { - if (++count > 10) return FALSE; /* 20 mSecs. timeout */ - milli_delay(2); - } while ((inb_ne(dep, DP_ISR) & ISR_RST) == 0); - return TRUE; -} - -/* -** Name: void ne_close(dpeth_t * dep); -** Function: Stops the board by resetting it and masking interrupts. -*/ -static void ne_close(dpeth_t * dep) -{ - - (void)ne_reset(dep); - outb_ne(dep, DP_ISR, 0xFF); - sys_irqdisable(&dep->de_hook); - return; -} - -/* -** Name: void ne_init(dpeth_t * dep); -** Function: Initialize the board making it ready to work. -*/ -static void ne_init(dpeth_t * dep) -{ - int ix; - - dep->de_data_port = dep->de_base_port + NE_DATA; - if (dep->de_16bit) { - dep->de_ramsize = NE2000_SIZE; - dep->de_offset_page = NE2000_START / DP_PAGESIZE; - } else { - dep->de_ramsize = NE1000_SIZE; - dep->de_offset_page = NE1000_START / DP_PAGESIZE; - } - - /* Allocates two send buffers from onboard RAM */ - dep->de_sendq_nr = SENDQ_NR; - for (ix = 0; ix < SENDQ_NR; ix += 1) { - dep->de_sendq[ix].sq_sendpage = dep->de_offset_page + ix * SENDQ_PAGES; - } - - /* Remaining onboard RAM allocated for receiving */ - dep->de_startpage = dep->de_offset_page + ix * SENDQ_PAGES; - dep->de_stoppage = dep->de_offset_page + dep->de_ramsize / DP_PAGESIZE; - - /* Can't override the default IRQ. */ - dep->de_irq &= NOT(DEI_DEFAULT); - - ns_init(dep); /* Initialize DP controller */ - - printf("%s: NE%d000 (%dkB RAM) at %X:%d - ", - dep->de_name, - dep->de_16bit ? 2 : 1, - dep->de_ramsize / 1024, - dep->de_base_port, dep->de_irq); - for (ix = 0; ix < SA_ADDR_LEN; ix += 1) - printf("%02X%c", dep->de_address.ea_addr[ix], ix < SA_ADDR_LEN - 1 ? ':' : '\n'); - return; -} - -/* -** Name: int ne_probe(dpeth_t * dep); -** Function: Probe for the presence of a NE*000 card by testing -** whether the board is reachable through the dp8390. -** Note that the NE1000 is an 8bit card and has a memory -** region distict from the 16bit NE2000. -*/ -PUBLIC int ne_probe(dpeth_t * dep) -{ - int ix, wd, loc1, loc2; - char EPROM[32]; - static const struct { - unsigned char offset; - unsigned char value; - } InitSeq[] = - { - { /* Selects page 0. */ - DP_CR, (CR_NO_DMA | CR_PS_P0 | CR_STP), - }, - { /* Set byte-wide access and 8 bytes burst mode. */ - DP_DCR, (DCR_8BYTES | DCR_BMS), - }, - { /* Clears the count registers. */ - DP_RBCR0, 0x00, }, { DP_RBCR1, 0x00, - }, - { /* Mask completion irq. */ - DP_IMR, 0x00, }, { DP_ISR, 0xFF, - }, - { /* Set receiver to monitor */ - DP_RCR, RCR_MON, - }, - { /* and transmitter to loopback mode. */ - DP_TCR, TCR_INTERNAL, - }, - { /* Transmit 32 bytes */ - DP_RBCR0, 32, }, { DP_RBCR1, 0, - }, - { /* DMA starting at 0x0000. */ - DP_RSAR0, 0x00, }, { DP_RSAR1, 0x00, - }, - { /* Start board (reads) */ - DP_CR, (CR_PS_P0 | CR_DM_RR | CR_STA), - }, - }; - - dep->de_dp8390_port = dep->de_base_port + NE_DP8390; - - if ((loc1 = inb_ne(dep, NE_DP8390)) == 0xFF) return FALSE; - - /* Check if the dp8390 is really there */ - outb_ne(dep, DP_CR, CR_STP | CR_NO_DMA | CR_PS_P1); - loc2 = inb_ne(dep, DP_MAR5); /* Saves one byte of the address */ - outb_ne(dep, DP_MAR5, 0xFF); /* Write 0xFF to it (same offset as DP_CNTR0) */ - outb_ne(dep, DP_CR, CR_NO_DMA | CR_PS_P0); /* Back to page 0 */ - inb_ne(dep, DP_CNTR0); /* Reading counter resets it */ - if (inb_ne(dep, DP_CNTR0) != 0) { - outb_ne(dep, NE_DP8390, loc1); /* Try to restore modified bytes */ - outb_ne(dep, DP_TCR, loc2); - return FALSE; - } - - /* Try to reset the board */ - if (ne_reset(dep) == FALSE) return FALSE; - - /* Checks whether the board is 8/16bits and a real NE*000 or clone */ - for (ix = 0; ix < sizeof(InitSeq)/sizeof(InitSeq[0]); ix += 1) { - outb_ne(dep, InitSeq[ix].offset, InitSeq[ix].value); - } - for (ix = 0, wd = 1; ix < 32; ix += 2) { - EPROM[ix + 0] = inb_ne(dep, NE_DATA); - EPROM[ix + 1] = inb_ne(dep, NE_DATA); - /* NE2000s and clones read same value for even and odd addresses */ - if (EPROM[ix + 0] != EPROM[ix + 1]) wd = 0; - } - if (wd == 1) { /* Normalize EPROM contents for NE2000 */ - for (ix = 0; ix < 16; ix += 1) EPROM[ix] = EPROM[ix * 2]; - } - /* Real NE*000 and good clones have '0x57' at locations 14 and 15 */ - if (EPROM[14] != 0x57 || EPROM[15] != 0x57) return FALSE; - - /* Setup the ethernet address. */ - for (ix = 0; ix < SA_ADDR_LEN; ix += 1) { - dep->de_address.ea_addr[ix] = EPROM[ix]; - } - dep->de_16bit = wd; - dep->de_linmem = 0; /* Uses Programmed I/O only */ - dep->de_prog_IO = 1; - dep->de_initf = ne_init; - dep->de_stopf = ne_close; - return TRUE; -} - -#endif /* ENABLE_NE2000 */ - -/** ne.c **/ Index: trunk/minix/drivers/dpeth/ne.h =================================================================== --- trunk/minix/drivers/dpeth/ne.h (revision 9) +++ (revision ) @@ -1,37 +1,0 @@ -/* -** File: ne.h -** -** Created: March 15, 1994 by Philip Homburg -** $PchId: ne2000.h,v 1.2 1995/12/22 08:42:31 philip Exp $ -** -** $Log: ne.h,v $ -** Revision 1.1 2005/06/29 10:16:46 beng -** Import of dpeth 3c501/3c509b/.. ethernet driver by -** Giovanni Falzoni . -** -** Revision 2.0 2005/06/26 16:16:46 lsodgf0 -** Initial revision for Minix 3.0.6 -** -** $Id: ne.h,v 1.1 2005/06/29 10:16:46 beng Exp $ -*/ - -#ifndef NE2000_H -#define NE2000_H - -#define NE_DP8390 0x00 -#define NE_DATA 0x10 -#define NE_RESET 0x1F - -#define NE1000_START 0x2000 -#define NE1000_SIZE 0x2000 -#define NE2000_START 0x4000 -#define NE2000_SIZE 0x4000 - -#define inb_ne(dep, reg) (inb(dep->de_base_port+reg)) -#define outb_ne(dep, reg, data) (outb(dep->de_base_port+reg, data)) -#define inw_ne(dep, reg) (inw(dep->de_base_port+reg)) -#define outw_ne(dep, reg, data) (outw(dep->de_base_port+reg, data)) - -#endif /* NE2000_H */ - -/** ne.h **/ Index: trunk/minix/drivers/dpeth/netbuff.c =================================================================== --- trunk/minix/drivers/dpeth/netbuff.c (revision 9) +++ (revision ) @@ -1,168 +1,0 @@ -/* -** File: netbuff.c Jun. 10, 2000 -** -** Author: Giovanni Falzoni -** -** This file contains specific implementation of buffering -** for network packets. -** -** $Id: netbuff.c,v 1.3 2005/08/05 19:08:43 beng Exp $ -*/ - -#include "drivers.h" -#include -#include -#include "dp.h" - -#if (HAVE_BUFFERS == 1) - -static m_hdr_t *allocptr = NULL; -static char tx_rx_buff[8192]; - -/* -** Name: void *alloc_buff(dpeth_t *dep, int size) -** Function: Allocates a buffer from the common pool. -*/ -PUBLIC void *alloc_buff(dpeth_t *dep, int size) -{ - m_hdr_t *ptr, *wrk = allocptr; - int units = ((size + sizeof(m_hdr_t) - 1) / sizeof(m_hdr_t)) + 1; - - lock(); - for (ptr = wrk->next;; wrk = ptr, ptr = ptr->next) { - if (ptr->size >= units) { - /* Memory is available, carve requested size from pool */ - if (ptr->size == units) { - wrk->next = ptr->next; - } else { - /* Get memory from top address */ - ptr->size -= units; - ptr += ptr->size; - ptr->size = units; - } - allocptr = wrk; - unlock(); - return ptr + 1; - } - if (ptr == allocptr) break; - } - unlock(); - return NULL; /* No memory available */ -} - -/* -** Name: void free_buff(dpeth_t *dep, void *blk) -** Function: Returns a buffer to the common pool. -*/ -PUBLIC void free_buff(dpeth_t *dep, void *blk) -{ - m_hdr_t *wrk, *ptr = (m_hdr_t *) blk - 1; - - lock(); /* Scan linked list for the correct place */ - for (wrk = allocptr; !(ptr > wrk && ptr < wrk->next); wrk = wrk->next) - if (wrk >= wrk->next && (ptr > wrk || ptr < wrk->next)) break; - - /* Check if adjacent block is free and join blocks */ - if (ptr + ptr->size == wrk->next) { - ptr->size += wrk->next->size; - ptr->next = wrk->next->next; - } else - ptr->next = wrk->next; - if (wrk + wrk->size == ptr) { - wrk->size += ptr->size; - wrk->next = ptr->next; - } else - wrk->next = ptr; - allocptr = wrk; /* Point allocptr to block just released */ - unlock(); - return; -} - -/* -** Name: void init_buff(dpeth_t *dep, buff_t **tx_buff) -** Function: Initalizes driver data structures. -*/ -PUBLIC void init_buff(dpeth_t *dep, buff_t **tx_buff) -{ - - /* Initializes buffer pool */ - if (allocptr == NULL) { - m_hdr_t *rx = (m_hdr_t *) tx_rx_buff; - rx->next = allocptr = rx; - rx->size = 0; - rx += 1; - rx->next = NULL; - rx->size = (sizeof(tx_rx_buff) / sizeof(m_hdr_t)) - 1; - free_buff(dep, rx + 1); - dep->de_recvq_tail = dep->de_recvq_head = NULL; - if (tx_buff != NULL) { - *tx_buff = alloc_buff(dep, ETH_MAX_PACK_SIZE + sizeof(buff_t)); - (*tx_buff)->size = 0; - } - } - return; /* Done */ -} - -/* -** Name: void mem2user(dpeth_t *dep, buff_t *rxbuff); -** Function: Copies a packet from local buffer to user area. -*/ -PUBLIC void mem2user(dpeth_t *dep, buff_t *rxbuff) -{ - phys_bytes phys_user; - int bytes, ix = 0; - iovec_dat_t *iovp = &dep->de_read_iovec; - int pktsize = rxbuff->size; - char *buffer = rxbuff->buffer; - - do { /* Reads chuncks of packet into user buffers */ - - bytes = iovp->iod_iovec[ix].iov_size; /* Size of buffer */ - if (bytes > pktsize) bytes = pktsize; - - /* Reads from Rx buffer to user area */ - sys_datacopy(SELF, (vir_bytes)buffer, iovp->iod_proc_nr, - iovp->iod_iovec[ix].iov_addr, bytes); - buffer += bytes; - - if (++ix >= IOVEC_NR) { /* Next buffer of IO vector */ - dp_next_iovec(iovp); - ix = 0; - } - /* Till packet done */ - } while ((pktsize -= bytes) > 0); - return; -} - -/* -** Name: void user2mem(dpeth_t *dep, buff_t *txbuff) -** Function: Copies a packet from user area to local buffer. -*/ -PUBLIC void user2mem(dpeth_t *dep, buff_t *txbuff) -{ - phys_bytes phys_user; - int bytes, ix = 0; - iovec_dat_t *iovp = &dep->de_write_iovec; - int pktsize = txbuff->size; - char *buffer = txbuff->buffer; - - do { /* Reads chuncks of packet from user buffers */ - - bytes = iovp->iod_iovec[ix].iov_size; /* Size of buffer */ - if (bytes > pktsize) bytes = pktsize; - sys_datacopy(iovp->iod_proc_nr, iovp->iod_iovec[ix].iov_addr, - SELF, (vir_bytes)buffer, bytes); - buffer += bytes; - - if (++ix >= IOVEC_NR) { /* Next buffer of IO vector */ - dp_next_iovec(iovp); - ix = 0; - } - /* Till packet done */ - } while ((pktsize -= bytes) > 0); - return; -} - -#endif /* HAVE_BUFFERS */ - -/** netbuff.c **/ Index: trunk/minix/drivers/dpeth/wd.c =================================================================== --- trunk/minix/drivers/dpeth/wd.c (revision 9) +++ (revision ) @@ -1,314 +1,0 @@ -/* -** File: wd.c -** -** Driver for the Ethercard (WD80x3) and derivates -** This file contains only the wd80x3 specific code, -** the rest is in 8390.c -** -** Created: March 14, 1994 by Philip Homburg -** PchId: -** -** Modified: Jun. 08, 2000 by Giovanni Falzoni -** Adaptation to interfacing new main network task. -** -** $Id: wd.c,v 1.4 2005/08/22 15:17:40 beng Exp $ -*/ - -#include "drivers.h" -#include -#include -#include "dp.h" - -#if (ENABLE_WDETH == 1) - -#include "8390.h" -#include "wd.h" - -#define WET_ETHERNET 0x01 /* Ethernet transceiver */ -#define WET_STARLAN 0x02 /* Starlan transceiver */ -#define WET_INTERF_CHIP 0x04 /* has a WD83C583 interface chip */ -#define WET_BRD_16BIT 0x08 /* 16 bit board */ -#define WET_SLT_16BIT 0x10 /* 16 bit slot */ -#define WET_790 0x20 /* '790 chip */ - -static const int we_int_table[8] = {9, 3, 5, 7, 10, 11, 15, 4}; -static const int we_790int_table[8] = {0, 9, 3, 5, 7, 10, 11, 15}; - -_PROTOTYPE(static void we_init, (dpeth_t * dep)); -_PROTOTYPE(static void we_stop, (dpeth_t * dep)); -_PROTOTYPE(static int we_aliasing, (dpeth_t * dep)); -_PROTOTYPE(static int we_interface_chip, (dpeth_t * dep)); -_PROTOTYPE(static int we_16bitboard, (dpeth_t * dep)); -_PROTOTYPE(static int we_16bitslot, (dpeth_t * dep)); -_PROTOTYPE(static int we_ultra, (dpeth_t * dep)); - -/*===========================================================================* - * wdeth_probe * - *===========================================================================*/ -int wdeth_probe(dep) -dpeth_t *dep; -{ - int sum; - - if (dep->de_linmem == 0) - return FALSE; /* No shared memory, so no WD board */ - - sum = inb_we(dep, EPL_EA0) + inb_we(dep, EPL_EA1) + - inb_we(dep, EPL_EA2) + inb_we(dep, EPL_EA3) + - inb_we(dep, EPL_EA4) + inb_we(dep, EPL_EA5) + - inb_we(dep, EPL_TLB) + inb_we(dep, EPL_CHKSUM); - if ((sum & 0xFF) != 0xFF) - return FALSE; /* No ethernet board at this address */ - - dep->de_initf = we_init; - dep->de_stopf = we_stop; - dep->de_prog_IO = 0; - return TRUE; -} - -/*===========================================================================* - * we_init * - *===========================================================================*/ -static void we_init(dep) -dpeth_t *dep; -{ - int i, int_indx, int_nr; - int tlb, rambit, revision; - int icr, irr, hwr, b, gcr; - int we_type; - int sendq_nr; - - for (i = 0; i < 6; i += 1) { - dep->de_address.ea_addr[i] = inb_we(dep, EPL_EA0 + i); - } - - dep->de_dp8390_port = dep->de_base_port + EPL_DP8390; - - dep->de_16bit = 0; - - we_type = 0; - we_type |= WET_ETHERNET; /* assume ethernet */ - if (we_ultra(dep)) we_type |= WET_790; - if (!we_aliasing(dep)) { - if (we_interface_chip(dep)) we_type |= WET_INTERF_CHIP; - if (we_16bitboard(dep)) { - we_type |= WET_BRD_16BIT; - if (we_16bitslot(dep)) we_type |= WET_SLT_16BIT; - } - } - if (we_type & WET_SLT_16BIT) dep->de_16bit = 1; - - /* Look at the on board ram size. */ - tlb = inb_we(dep, EPL_TLB); - revision = tlb & E_TLB_REV; - rambit = tlb & E_TLB_RAM; - - if (dep->de_ramsize != 0) { - /* Size set from boot environment. */ - } else if (revision < 2) { - dep->de_ramsize = 0x2000; /* 8K */ - if (we_type & WET_BRD_16BIT) - dep->de_ramsize = 0x4000; /* 16K */ - else if ((we_type & WET_INTERF_CHIP) && - inb_we(dep, EPL_ICR) & E_ICR_MEMBIT) { - dep->de_ramsize = 0x8000; /* 32K */ - } - } else { - if (we_type & WET_BRD_16BIT) { - /* 32K or 16K */ - dep->de_ramsize = rambit ? 0x8000 : 0x4000; - } else { - /* 32K or 8K */ - dep->de_ramsize = rambit ? 0x8000 : 0x2000; - } - } - - if (we_type & WET_790) { - outb_we(dep, EPL_MSR, E_MSR_RESET); - if ((we_type & (WET_BRD_16BIT | WET_SLT_16BIT)) == - (WET_BRD_16BIT | WET_SLT_16BIT)) { - outb_we(dep, EPL_LAAR, E_LAAR_LAN16E | E_LAAR_MEM16E); - } - } else if (we_type & WET_BRD_16BIT) { - if (we_type & WET_SLT_16BIT) { - outb_we(dep, EPL_LAAR, E_LAAR_A19 | E_LAAR_SOFTINT | - E_LAAR_LAN16E | E_LAAR_MEM16E); - } else { - outb_we(dep, EPL_LAAR, E_LAAR_A19 | E_LAAR_SOFTINT | - E_LAAR_LAN16E); - } - } - if (we_type & WET_790) { - outb_we(dep, EPL_MSR, E_MSR_MENABLE); - hwr = inb_we(dep, EPL_790_HWR); - outb_we(dep, EPL_790_HWR, hwr | E_790_HWR_SWH); - b = inb_we(dep, EPL_790_B); - outb_we(dep, EPL_790_B, ((dep->de_linmem >> 13) & 0x0f) | - ((dep->de_linmem >> 11) & 0x40) | (b & 0xb0)); - outb_we(dep, EPL_790_HWR, hwr & ~E_790_HWR_SWH); - } else { - outb_we(dep, EPL_MSR, E_MSR_RESET); - outb_we(dep, EPL_MSR, E_MSR_MENABLE | - ((dep->de_linmem >> 13) & E_MSR_MEMADDR)); - } - - if ((we_type & WET_INTERF_CHIP) && !(we_type & WET_790)) { - icr = inb_we(dep, EPL_ICR); - irr = inb_we(dep, EPL_IRR); - int_indx = (icr & E_ICR_IR2) | ((irr & (E_IRR_IR0 | E_IRR_IR1)) >> 5); - int_nr = we_int_table[int_indx]; - DEBUG(printf("%s: encoded irq= %d\n", dep->de_name, int_nr)); - if (dep->de_irq & DEI_DEFAULT) dep->de_irq = int_nr; - outb_we(dep, EPL_IRR, irr | E_IRR_IEN); - } - if (we_type & WET_790) { - hwr = inb_we(dep, EPL_790_HWR); - outb_we(dep, EPL_790_HWR, hwr | E_790_HWR_SWH); - - gcr = inb_we(dep, EPL_790_GCR); - - outb_we(dep, EPL_790_HWR, hwr & ~E_790_HWR_SWH); - - int_indx = ((gcr & E_790_GCR_IR2) >> 4) | - ((gcr & (E_790_GCR_IR1 | E_790_GCR_IR0)) >> 2); - int_nr = we_790int_table[int_indx]; - DEBUG(printf("%s: encoded irq= %d\n", dep->de_name, int_nr)); - if (dep->de_irq & DEI_DEFAULT) dep->de_irq = int_nr; - icr = inb_we(dep, EPL_790_ICR); - outb_we(dep, EPL_790_ICR, icr | E_790_ICR_EIL); - } - - /* Strip the "default flag." */ - dep->de_irq &= ~DEI_DEFAULT; - - dep->de_offset_page = 0; /* Shared memory starts at 0 */ - /* Allocate one send buffer (1.5KB) per 8KB of on board memory. - sendq_nr = dep->de_ramsize / 0x2000; - if (sendq_nr < 1) - sendq_nr = 1; - else if (sendq_nr > SENDQ_NR) */ - sendq_nr = SENDQ_NR; - dep->de_sendq_nr = sendq_nr; - for (i = 0; i < sendq_nr; i++) { - dep->de_sendq[i].sq_sendpage = i * SENDQ_PAGES; - } - dep->de_startpage = i * SENDQ_PAGES; - dep->de_stoppage = dep->de_ramsize / DP_PAGESIZE; - - ns_init(dep); /* Initialize DP controller */ - - printf("%s: WD80%d3 (%dkB RAM) at %X:%d:%lX - ", - dep->de_name, - we_type & WET_BRD_16BIT ? 1 : 0, - dep->de_ramsize / 1024, - dep->de_base_port, - dep->de_irq, - dep->de_linmem); - for (i = 0; i < SA_ADDR_LEN; i += 1) - printf("%02X%c", dep->de_address.ea_addr[i], - i < SA_ADDR_LEN - 1 ? ':' : '\n'); - - return; -} - -/*===========================================================================* - * we_stop * - *===========================================================================*/ -static void we_stop(dep) -dpeth_t *dep; -{ - - if (dep->de_16bit) outb_we(dep, EPL_LAAR, E_LAAR_A19 | E_LAAR_LAN16E); - outb_we(dep, EPL_MSR, E_MSR_RESET); - outb_we(dep, EPL_MSR, 0); - sys_irqdisable(&dep->de_hook); - return; -} - -/*===========================================================================* - * we_aliasing * - *===========================================================================*/ -static int we_aliasing(dep) -dpeth_t *dep; -{ -/* Determine whether wd8003 hardware performs register aliasing. This implies - * an old WD8003E board. */ - - if (inb_we(dep, EPL_REG1) != inb_we(dep, EPL_EA1)) return 0; - if (inb_we(dep, EPL_REG2) != inb_we(dep, EPL_EA2)) return 0; - if (inb_we(dep, EPL_REG3) != inb_we(dep, EPL_EA3)) return 0; - if (inb_we(dep, EPL_REG4) != inb_we(dep, EPL_EA4)) return 0; - if (inb_we(dep, EPL_REG7) != inb_we(dep, EPL_CHKSUM)) return 0; - return 1; -} - -/*===========================================================================* - * we_interface_chip * - *===========================================================================*/ -static int we_interface_chip(dep) -dpeth_t *dep; -{ -/* Determine if the board has an interface chip. */ - - outb_we(dep, EPL_GP2, 0x35); - if (inb_we(dep, EPL_GP2) != 0x35) return 0; - outb_we(dep, EPL_GP2, 0x3A); - if (inb_we(dep, EPL_GP2) != 0x3A) return 0; - return 1; -} - -/*===========================================================================* - * we_16bitboard * - *===========================================================================*/ -static int we_16bitboard(dep) -dpeth_t *dep; -{ -/* Determine whether the board is capable of doing 16 bit memory moves. - * If the 16 bit enable bit is unchangable by software we'll assume an - * 8 bit board. - */ - int icr; - u8_t tlb; - - icr = inb_we(dep, EPL_ICR); - - outb_we(dep, EPL_ICR, icr ^ E_ICR_16BIT); - if (inb_we(dep, EPL_ICR) == icr) { - tlb = inb_we(dep, EPL_TLB); - - DEBUG(printf("%s: tlb= 0x%x\n", dep->de_name, tlb)); - - return tlb == E_TLB_EB || tlb == E_TLB_E || - tlb == E_TLB_SMCE || tlb == E_TLB_SMC8216C; - } - outb_we(dep, EPL_ICR, icr); - return 1; -} - -/*===========================================================================* - * we_16bitslot * - *===========================================================================*/ -static int we_16bitslot(dep) -dpeth_t *dep; -{ -/* Determine if the 16 bit board in plugged into a 16 bit slot. */ - - return !!(inb_we(dep, EPL_ICR) & E_ICR_16BIT); -} - -/*===========================================================================* - * we_ultra * - *===========================================================================*/ -static int we_ultra(dep) -dpeth_t *dep; -{ -/* Determine if we has an '790 chip. */ - u8_t tlb; - - tlb = inb_we(dep, EPL_TLB); - return tlb == E_TLB_SMC8216C; -} - -#endif /* ENABLE_WDETH */ - -/** wd.c **/ Index: trunk/minix/drivers/dpeth/wd.h =================================================================== --- trunk/minix/drivers/dpeth/wd.h (revision 9) +++ (revision ) @@ -1,105 +1,0 @@ -/* -** File: wd.h -** -** Created: before Dec 28, 1992 by Philip Homburg -** $PchId: wdeth.h,v 1.4 1995/12/22 08:36:57 philip Exp $ -** -** $Log: wd.h,v $ -** Revision 1.2 2005/08/22 15:17:40 beng -** Remove double-blank lines (Al) -** -** Revision 1.1 2005/06/29 10:16:46 beng -** Import of dpeth 3c501/3c509b/.. ethernet driver by -** Giovanni Falzoni . -** -** Revision 2.0 2005/06/26 16:16:46 lsodgf0 -** Initial revision for Minix 3.0.6 -** -** $Id: wd.h,v 1.2 2005/08/22 15:17:40 beng Exp $ -*/ - -#ifndef WDETH_H -#define WDETH_H - -/* Western Digital Ethercard Plus, or WD8003E card. */ - -#define EPL_REG0 0x0 /* Control(write) and status(read) */ -#define EPL_REG1 0x1 -#define EPL_REG2 0x2 -#define EPL_REG3 0x3 -#define EPL_REG4 0x4 -#define EPL_REG5 0x5 -#define EPL_REG6 0x6 -#define EPL_REG7 0x7 -#define EPL_EA0 0x8 /* Most significant eaddr byte */ -#define EPL_EA1 0x9 -#define EPL_EA2 0xA -#define EPL_EA3 0xB -#define EPL_EA4 0xC -#define EPL_EA5 0xD /* Least significant eaddr byte */ -#define EPL_TLB 0xE -#define EPL_CHKSUM 0xF /* sum from epl_ea0 upto here is 0xFF */ -#define EPL_DP8390 0x10 /* NatSemi chip */ - -#define EPL_MSR EPL_REG0/* memory select register */ -#define EPL_ICR EPL_REG1/* interface configuration register */ -#define EPL_IRR EPL_REG4/* interrupt request register (IRR) */ -#define EPL_790_HWR EPL_REG4/* '790 hardware support register */ -#define EPL_LAAR EPL_REG5/* LA address register (write only) */ -#define EPL_790_ICR EPL_REG6/* '790 interrupt control register */ -#define EPL_GP2 EPL_REG7/* general purpose register 2 */ -#define EPL_790_B EPL_EA3 /* '790 memory register */ -#define EPL_790_GCR EPL_EA5 /* '790 General Control Register */ - -/* Bits in EPL_MSR */ -#define E_MSR_MEMADDR 0x3F /* Bits SA18-SA13, SA19 implicit 1 */ -#define E_MSR_MENABLE 0x40 /* Memory Enable */ -#define E_MSR_RESET 0x80 /* Software Reset */ - -/* Bits in EPL_ICR */ -#define E_ICR_16BIT 0x01 /* 16 bit bus */ -#define E_ICR_IR2 0x04 /* bit 2 of encoded IRQ */ -#define E_ICR_MEMBIT 0x08 /* 583 mem size mask */ - -/* Bits in EPL_IRR */ -#define E_IRR_IR0 0x20 /* bit 0 of encoded IRQ */ -#define E_IRR_IR1 0x40 /* bit 1 of encoded IRQ */ -#define E_IRR_IEN 0x80 /* enable interrupts */ - -/* Bits in EPL_LAAR */ -#define E_LAAR_A19 0x01 /* address lines for above 1M ram */ -#define E_LAAR_A20 0x02 /* address lines for above 1M ram */ -#define E_LAAR_A21 0x04 /* address lines for above 1M ram */ -#define E_LAAR_A22 0x08 /* address lines for above 1M ram */ -#define E_LAAR_A23 0x10 /* address lines for above 1M ram */ -#define E_LAAR_SOFTINT 0x20 /* enable software interrupt */ -#define E_LAAR_LAN16E 0x40 /* enables 16 bit RAM for LAN */ -#define E_LAAR_MEM16E 0x80 /* enables 16 bit RAM for host */ - -/* Bits and values in EPL_TLB */ -#define E_TLB_EB 0x05 /* WD8013EB */ -#define E_TLB_E 0x27 /* WD8013 Elite */ -#define E_TLB_SMCE 0x29 /* SMC Elite 16 */ -#define E_TLB_SMC8216C 0x2B /* SMC 8216 C */ - -#define E_TLB_REV 0x1F /* revision mask */ -#define E_TLB_SOFT 0x20 /* soft config */ -#define E_TLB_RAM 0x40 /* extra ram bit */ - -/* Bits in EPL_790_HWR */ -#define E_790_HWR_SWH 0x80 /* switch register set */ - -/* Bits in EPL_790_ICR */ -#define E_790_ICR_EIL 0x01 /* enable interrupts */ - -/* Bits in EPL_790_GCR when E_790_HWR_SWH is set in EPL_790_HWR */ -#define E_790_GCR_IR0 0x04 /* bit 0 of encoded IRQ */ -#define E_790_GCR_IR1 0x08 /* bit 1 of encoded IRQ */ -#define E_790_GCR_IR2 0x40 /* bit 2 of encoded IRQ */ - -#define inb_we(dep, reg) (inb(dep->de_base_port+reg)) -#define outb_we(dep, reg, data) (outb(dep->de_base_port+reg, data)) - -#endif /* WDETH_H */ - -/** wd.h **/