Index: trunk/minix/drivers/dp8390/.depend =================================================================== --- trunk/minix/drivers/dp8390/.depend (revision 9) +++ (revision ) @@ -1,169 +1,0 @@ - -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: dp8390.h -3c503.o: local.h - -dp8390.o: ../drivers.h -dp8390.o: /usr/include/ansi.h -dp8390.o: /usr/include/assert.h -dp8390.o: /usr/include/errno.h -dp8390.o: /usr/include/ibm/bios.h -dp8390.o: /usr/include/ibm/interrupt.h -dp8390.o: /usr/include/ibm/ports.h -dp8390.o: /usr/include/limits.h -dp8390.o: /usr/include/minix/bitmap.h -dp8390.o: /usr/include/minix/callnr.h -dp8390.o: /usr/include/minix/com.h -dp8390.o: /usr/include/minix/config.h -dp8390.o: /usr/include/minix/const.h -dp8390.o: /usr/include/minix/devio.h -dp8390.o: /usr/include/minix/dmap.h -dp8390.o: /usr/include/minix/ipc.h -dp8390.o: /usr/include/minix/sys_config.h -dp8390.o: /usr/include/minix/syslib.h -dp8390.o: /usr/include/minix/sysutil.h -dp8390.o: /usr/include/minix/type.h -dp8390.o: /usr/include/net/gen/eth_io.h -dp8390.o: /usr/include/net/gen/ether.h -dp8390.o: /usr/include/net/hton.h -dp8390.o: /usr/include/signal.h -dp8390.o: /usr/include/stddef.h -dp8390.o: /usr/include/stdlib.h -dp8390.o: /usr/include/string.h -dp8390.o: /usr/include/sys/dir.h -dp8390.o: /usr/include/sys/types.h -dp8390.o: /usr/include/unistd.h -dp8390.o: dp8390.c -dp8390.o: dp8390.h -dp8390.o: local.h - -ne2000.o: ../drivers.h -ne2000.o: /usr/include/ansi.h -ne2000.o: /usr/include/errno.h -ne2000.o: /usr/include/ibm/bios.h -ne2000.o: /usr/include/ibm/interrupt.h -ne2000.o: /usr/include/ibm/ports.h -ne2000.o: /usr/include/limits.h -ne2000.o: /usr/include/minix/bitmap.h -ne2000.o: /usr/include/minix/callnr.h -ne2000.o: /usr/include/minix/com.h -ne2000.o: /usr/include/minix/config.h -ne2000.o: /usr/include/minix/const.h -ne2000.o: /usr/include/minix/devio.h -ne2000.o: /usr/include/minix/dmap.h -ne2000.o: /usr/include/minix/ipc.h -ne2000.o: /usr/include/minix/sys_config.h -ne2000.o: /usr/include/minix/syslib.h -ne2000.o: /usr/include/minix/sysutil.h -ne2000.o: /usr/include/minix/type.h -ne2000.o: /usr/include/net/gen/eth_io.h -ne2000.o: /usr/include/net/gen/ether.h -ne2000.o: /usr/include/signal.h -ne2000.o: /usr/include/stddef.h -ne2000.o: /usr/include/stdlib.h -ne2000.o: /usr/include/string.h -ne2000.o: /usr/include/sys/dir.h -ne2000.o: /usr/include/sys/types.h -ne2000.o: /usr/include/unistd.h -ne2000.o: dp8390.h -ne2000.o: local.h -ne2000.o: ne2000.c -ne2000.o: ne2000.h - -rtl8029.o: ../drivers.h -rtl8029.o: /usr/include/ansi.h -rtl8029.o: /usr/include/assert.h -rtl8029.o: /usr/include/errno.h -rtl8029.o: /usr/include/ibm/bios.h -rtl8029.o: /usr/include/ibm/interrupt.h -rtl8029.o: /usr/include/ibm/pci.h -rtl8029.o: /usr/include/ibm/ports.h -rtl8029.o: /usr/include/limits.h -rtl8029.o: /usr/include/minix/bitmap.h -rtl8029.o: /usr/include/minix/callnr.h -rtl8029.o: /usr/include/minix/com.h -rtl8029.o: /usr/include/minix/config.h -rtl8029.o: /usr/include/minix/const.h -rtl8029.o: /usr/include/minix/devio.h -rtl8029.o: /usr/include/minix/dmap.h -rtl8029.o: /usr/include/minix/ipc.h -rtl8029.o: /usr/include/minix/sys_config.h -rtl8029.o: /usr/include/minix/syslib.h -rtl8029.o: /usr/include/minix/sysutil.h -rtl8029.o: /usr/include/minix/type.h -rtl8029.o: /usr/include/net/gen/eth_io.h -rtl8029.o: /usr/include/net/gen/ether.h -rtl8029.o: /usr/include/signal.h -rtl8029.o: /usr/include/stddef.h -rtl8029.o: /usr/include/stdlib.h -rtl8029.o: /usr/include/string.h -rtl8029.o: /usr/include/sys/dir.h -rtl8029.o: /usr/include/sys/types.h -rtl8029.o: /usr/include/unistd.h -rtl8029.o: dp8390.h -rtl8029.o: local.h -rtl8029.o: rtl8029.c -rtl8029.o: rtl8029.h - -wdeth.o: ../drivers.h -wdeth.o: /usr/include/ansi.h -wdeth.o: /usr/include/assert.h -wdeth.o: /usr/include/errno.h -wdeth.o: /usr/include/ibm/bios.h -wdeth.o: /usr/include/ibm/interrupt.h -wdeth.o: /usr/include/ibm/ports.h -wdeth.o: /usr/include/limits.h -wdeth.o: /usr/include/minix/bitmap.h -wdeth.o: /usr/include/minix/callnr.h -wdeth.o: /usr/include/minix/com.h -wdeth.o: /usr/include/minix/config.h -wdeth.o: /usr/include/minix/const.h -wdeth.o: /usr/include/minix/devio.h -wdeth.o: /usr/include/minix/dmap.h -wdeth.o: /usr/include/minix/ipc.h -wdeth.o: /usr/include/minix/sys_config.h -wdeth.o: /usr/include/minix/syslib.h -wdeth.o: /usr/include/minix/sysutil.h -wdeth.o: /usr/include/minix/type.h -wdeth.o: /usr/include/net/gen/eth_io.h -wdeth.o: /usr/include/net/gen/ether.h -wdeth.o: /usr/include/signal.h -wdeth.o: /usr/include/stddef.h -wdeth.o: /usr/include/stdlib.h -wdeth.o: /usr/include/string.h -wdeth.o: /usr/include/sys/dir.h -wdeth.o: /usr/include/sys/types.h -wdeth.o: /usr/include/unistd.h -wdeth.o: dp8390.h -wdeth.o: local.h -wdeth.o: wdeth.c -wdeth.o: wdeth.h Index: trunk/minix/drivers/dp8390/3c503.c =================================================================== --- trunk/minix/drivers/dp8390/3c503.c (revision 9) +++ (revision ) @@ -1,198 +1,0 @@ -/* - * 3c503.c A shared memory driver for Etherlink II board. - * - * Created: Dec. 20, 1996 by G. Falzoni - * - * Inspired by the TNET package by M. Ostrowski, the driver for Linux - * by D. Becker, the Crynwr 3c503 packet driver, and the Amoeba driver. - * - * It works in shared memory mode and should be used with the - * device driver for NS 8390 based cards of Minix. Programmed - * I/O could be used as well but would result in poor performance. - */ - -#include "../drivers.h" - -#include -#include - -#include "local.h" -#include "dp8390.h" -#include "3c503.h" - -#if ENABLE_3C503 - -#define MILLIS_TO_TICKS(m) (((m)*HZ/1000)+1) - -_PROTOTYPE(static void el2_init, (dpeth_t *dep)); -_PROTOTYPE(static void el2_stop, (dpeth_t *dep)); -_PROTOTYPE( static void milli_delay, (unsigned long millis) ); - -/*===========================================================================* - * el2_init * - *===========================================================================*/ -static void el2_init(dep) -dpeth_t * dep; -{ - /* Initalize hardware and data structures. */ - 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 = 0; /* Programmed I/O not yet available */ - - /* Check width of data bus: - * 1. Write 0 to WTS bit. The board will drive it to 1 if it is a - * 16-bit card. - * 2. Select page 2 - * 3. See if it is a 16-bit card - * 4. Select page 0 - */ - outb_el2(dep, DP_CR, CR_PS_P0|CR_DM_ABORT|CR_STP); - outb_el2(dep, DP_DCR, 0); - outb_el2(dep, DP_CR, CR_PS_P2|CR_DM_ABORT|CR_STP); - dep->de_16bit = (inb_el2(dep, DP_DCR) & DCR_WTS) != 0; - outb_el2(dep, DP_CR, CR_PS_P0|CR_DM_ABORT|CR_STP); - - /* Allocate one send buffer (1.5KB) per 8KB of on board memory. */ - sendq_nr = (dep->de_ramsize - dep->de_offset_page) / 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("", "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 */ - - if (!debug) { - printf("%s: 3c503 at %X:%d:%lX\n", - dep->de_name, dep->de_base_port, dep->de_irq, - dep->de_linmem + dep->de_offset_page); - } else { - printf("%s: 3Com Etherlink II %sat I/O address 0x%X, " - "memory address 0x%lX, irq %d\n", - dep->de_name, dep->de_16bit ? "(16-bit) " : "", - dep->de_base_port, - dep->de_linmem + dep->de_offset_page, - dep->de_irq); - } -} - -/*===========================================================================* - * el2_stop * - *===========================================================================*/ -static void el2_stop(dep) -dpeth_t * dep; -{ - /* Stops board by disabling interrupts. */ - -#if DEBUG - printf("%s: stopping Etherlink\n", dep->de_name); -#endif - outb_el2(dep, EL2_CFGR, ECFGR_IRQOFF); - return; -} - -/*===========================================================================* - * el2_probe * - *===========================================================================*/ -int el2_probe(dep) -dpeth_t * dep; -{ - /* Probe for the presence of an EtherLink II card. Initialize memory - * addressing if card detected. - */ - 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 0; - if (!((membase = inb_el2(dep, EL2_MEMBASE)) & 0xF0)) return 0; - if ((iobase & (iobase - 1)) || (membase & (membase - 1))) return 0; - - /* 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 0; /* 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); - dep->de_offset_page = (EL2_SM_START_PG * DP_PAGESIZE); - dep->de_ramsize = (EL2_SM_STOP_PG - EL2_SM_START_PG) * DP_PAGESIZE; - - /* (Bad kludge, something Philip needs to look into. -- kjb) */ - dep->de_linmem -= dep->de_offset_page; - dep->de_ramsize += dep->de_offset_page; - - /* Board initialization and stop functions */ - dep->de_initf = el2_init; - dep->de_stopf = el2_stop; - return 1; -} - -static void milli_delay(unsigned long millis) -{ - tickdelay(MILLIS_TO_TICKS(millis)); -} - -#endif /* ENABLE_3C503 */ - -/** 3c503.c **/ - -/* - * $PchId: 3c503.c,v 1.3 2003/09/10 15:33:04 philip Exp $ - */ Index: trunk/minix/drivers/dp8390/3c503.h =================================================================== --- trunk/minix/drivers/dp8390/3c503.h (revision 9) +++ (revision ) @@ -1,64 +1,0 @@ -/* - * 3c503.h A shared memory driver for Etherlink II board. - * - * Created: Dec. 20, 1996 by G. Falzoni - */ - -#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 **/ - -/* - * $PchId: 3c503.h,v 1.3 2003/09/10 15:34:29 philip Exp $ - */ Index: trunk/minix/drivers/dp8390/Makefile =================================================================== --- trunk/minix/drivers/dp8390/Makefile (revision 9) +++ (revision ) @@ -1,40 +1,0 @@ -# Makefile for dp8390 driver -DRIVER = dp8390 - -# directories -u = /usr -i = $u/include -s = $i/sys -m = $i/minix -b = $i/ibm -d = .. - -# programs, flags, etc. -CC = exec cc -CFLAGS = -I$i -LDFLAGS = -i -LIBS = -lsys -lsysutil -ltimers - -OBJ = 3c503.o dp8390.o ne2000.o rtl8029.o wdeth.o - -# build local binary -all build: $(DRIVER) -$(DRIVER): $(OBJ) - $(CC) -o $@ $(LDFLAGS) $(OBJ) $(LIBS) - install -S 4096 $(DRIVER) - -# install with other drivers -install: /usr/sbin/$(DRIVER) -/usr/sbin/$(DRIVER): $(DRIVER) - install -o root -cs $? $@ - -# clean up local files -clean: - rm -f *.o *.bak $(DRIVER) - -depend: - /usr/bin/mkdep "$(CC) -E $(CPPFLAGS)" *.c > .depend - -# Include generated dependencies. -include .depend - Index: trunk/minix/drivers/dp8390/dp8390.c =================================================================== --- trunk/minix/drivers/dp8390/dp8390.c (revision 9) +++ (revision ) @@ -1,1982 +1,0 @@ -/* - * dp8390.c - * - * This file contains a ethernet device driver for NS dp8390 based ethernet - * cards. - * - * The valid messages and their parameters are: - * - * m_type DL_PORT DL_PROC DL_COUNT DL_MODE DL_ADDR - * |------------+----------+---------+----------+---------+---------| - * | HARDINT | | | | | | - * |------------|----------|---------|----------|---------|---------| - * | DL_WRITE | port nr | proc nr | count | mode | address | - * |------------|----------|---------|----------|---------|---------| - * | DL_WRITEV | port nr | proc nr | count | mode | address | - * |------------|----------|---------|----------|---------|---------| - * | DL_READ | port nr | proc nr | count | | address | - * |------------|----------|---------|----------|---------|---------| - * | DL_READV | port nr | proc nr | count | | address | - * |------------|----------|---------|----------|---------|---------| - * | DL_INIT | port nr | proc nr | mode | | address | - * |------------|----------|---------|----------|---------|---------| - * | DL_GETSTAT | port nr | proc nr | | | address | - * |------------|----------|---------|----------|---------|---------| - * | DL_STOP | port_nr | | | | | - * |------------|----------|---------|----------|---------|---------| - * - * The messages sent are: - * - * m-type DL_PORT DL_PROC DL_COUNT DL_STAT DL_CLCK - * |-------------+----------+---------+----------+---------+---------| - * |DL_TASK_REPLY| port nr | proc nr | rd-count | err|stat| clock | - * |-------------+----------+---------+----------+---------+---------| - * - * m_type m3_i1 m3_i2 m3_ca1 - * |-------------+---------+-----------+---------------| - * |DL_INIT_REPLY| port nr | last port | ethernet addr | - * |-------------+---------+-----------+---------------| - * - * Created: before Dec 28, 1992 by Philip Homburg - * - * Modified Mar 10 1994 by Philip Homburg - * Become a generic dp8390 driver. - * - * Modified Dec 20 1996 by G. Falzoni - * Added support for 3c503 boards. - */ - -#include "../drivers.h" - -#include -#include -#include -#include -#include -#include "assert.h" - -#include "local.h" -#include "dp8390.h" - -#define DE_PORT_NR 3 - -static dpeth_t de_table[DE_PORT_NR]; -static u16_t eth_ign_proto; -static char *progname; - -/* Configuration */ -typedef struct dp_conf -{ - port_t dpc_port; - int dpc_irq; - phys_bytes dpc_mem; - char *dpc_envvar; -} dp_conf_t; - -dp_conf_t dp_conf[]= /* Card addresses */ -{ - /* I/O port, IRQ, Buffer address, Env. var. */ - { 0x280, 3, 0xD0000, "DPETH0" }, - { 0x300, 5, 0xC8000, "DPETH1" }, - { 0x380, 10, 0xD8000, "DPETH2" }, -}; - -/* Test if dp_conf has exactly DE_PORT_NR entries. If not then you will see - * the error: "array size is negative". - */ -extern int ___dummy[DE_PORT_NR == sizeof(dp_conf)/sizeof(dp_conf[0]) ? 1 : -1]; - -/* Card inits configured out? */ -#if !ENABLE_WDETH -#define wdeth_probe(dep) (0) -#endif -#if !ENABLE_NE2000 -#define ne_probe(dep) (0) -#endif -#if !ENABLE_3C503 -#define el2_probe(dep) (0) -#endif - -/* Some clones of the dp8390 and the PC emulator 'Bochs' require the CR_STA - * on writes to the CR register. Additional CR_STAs do not appear to hurt - * genuine dp8390s - */ -#define CR_EXTRA CR_STA - -#if ENABLE_PCI -_PROTOTYPE( static void pci_conf, (void) ); -#endif -_PROTOTYPE( static void do_vwrite, (message *mp, int from_int, - int vectored) ); -_PROTOTYPE( static void do_vread, (message *mp, int vectored) ); -_PROTOTYPE( static void do_init, (message *mp) ); -_PROTOTYPE( static void do_int, (dpeth_t *dep) ); -_PROTOTYPE( static void do_getstat, (message *mp) ); -_PROTOTYPE( static void do_getname, (message *mp) ); -_PROTOTYPE( static void do_stop, (message *mp) ); -_PROTOTYPE( static void dp_init, (dpeth_t *dep) ); -_PROTOTYPE( static void dp_confaddr, (dpeth_t *dep) ); -_PROTOTYPE( static void dp_reinit, (dpeth_t *dep) ); -_PROTOTYPE( static void dp_reset, (dpeth_t *dep) ); -_PROTOTYPE( static void dp_check_ints, (dpeth_t *dep) ); -_PROTOTYPE( static void dp_recv, (dpeth_t *dep) ); -_PROTOTYPE( static void dp_send, (dpeth_t *dep) ); -_PROTOTYPE( static void dp8390_stop, (void) ); -_PROTOTYPE( static void dp_getblock, (dpeth_t *dep, int page, - size_t offset, size_t size, void *dst) ); -_PROTOTYPE( static void dp_pio8_getblock, (dpeth_t *dep, int page, - size_t offset, size_t size, void *dst) ); -_PROTOTYPE( static void dp_pio16_getblock, (dpeth_t *dep, int page, - size_t offset, size_t size, void *dst) ); -_PROTOTYPE( static int dp_pkt2user, (dpeth_t *dep, int page, - int length) ); -_PROTOTYPE( static void dp_user2nic, (dpeth_t *dep, iovec_dat_t *iovp, - vir_bytes offset, int nic_addr, vir_bytes count) ); -_PROTOTYPE( static void dp_pio8_user2nic, (dpeth_t *dep, - iovec_dat_t *iovp, vir_bytes offset, - int nic_addr, vir_bytes count) ); -_PROTOTYPE( static void dp_pio16_user2nic, (dpeth_t *dep, - iovec_dat_t *iovp, vir_bytes offset, - int nic_addr, vir_bytes count) ); -_PROTOTYPE( static void dp_nic2user, (dpeth_t *dep, int nic_addr, - iovec_dat_t *iovp, vir_bytes offset, vir_bytes count) ); -_PROTOTYPE( static void dp_pio8_nic2user, (dpeth_t *dep, int nic_addr, - iovec_dat_t *iovp, vir_bytes offset, vir_bytes count) ); -_PROTOTYPE( static void dp_pio16_nic2user, (dpeth_t *dep, int nic_addr, - iovec_dat_t *iovp, vir_bytes offset, vir_bytes count) ); -_PROTOTYPE( static void dp_next_iovec, (iovec_dat_t *iovp) ); -_PROTOTYPE( static void conf_hw, (dpeth_t *dep) ); -_PROTOTYPE( static void update_conf, (dpeth_t *dep, dp_conf_t *dcp) ); -_PROTOTYPE( static int calc_iovec_size, (iovec_dat_t *iovp) ); -_PROTOTYPE( static void reply, (dpeth_t *dep, int err, int may_block) ); -_PROTOTYPE( static void mess_reply, (message *req, message *reply) ); -_PROTOTYPE( static void get_userdata, (int user_proc, - vir_bytes user_addr, vir_bytes count, void *loc_addr) ); -_PROTOTYPE( static void put_userdata, (int user_proc, - vir_bytes user_addr, vir_bytes count, void *loc_addr) ); -_PROTOTYPE( static void insb, (port_t port, void *buf, size_t size) ); -_PROTOTYPE( static void insw, (port_t port, void *buf, size_t size) ); -_PROTOTYPE( static void do_vir_insb, (port_t port, int proc, - vir_bytes buf, size_t size) ); -_PROTOTYPE( static void do_vir_insw, (port_t port, int proc, - vir_bytes buf, size_t size) ); -_PROTOTYPE( static void do_vir_outsb, (port_t port, int proc, - vir_bytes buf, size_t size) ); -_PROTOTYPE( static void do_vir_outsw, (port_t port, int proc, - vir_bytes buf, size_t size) ); - -/*===========================================================================* - * dpeth_task * - *===========================================================================*/ -int main(int argc, char *argv[]) -{ - message m; - int i, irq, r, tasknr; - dpeth_t *dep; - long v; - - if (argc < 1) - { - panic("DP8390", - "A head which at this time has no name", NO_NUM); - } - (progname=strrchr(argv[0],'/')) ? progname++ : (progname=argv[0]); - - env_setargs(argc, argv); - - for (i= 0, dep= de_table; ide_name, "dp8390#0"); - dep->de_name[7] += i; - } - - v= 0; - (void) env_parse("ETH_IGN_PROTO", "x", 0, &v, 0x0000L, 0xFFFFL); - eth_ign_proto= htons((u16_t) v); - - /* Try to notify inet that we are present (again) */ - r = _pm_findproc("inet", &tasknr); - if (r == OK) - notify(tasknr); - - while (TRUE) - { - if ((r= receive(ANY, &m)) != OK) - panic("", "dp8390: receive failed", r); - - switch (m.m_type) - { - case DEV_PING: notify(m.m_source); continue; - case DL_WRITE: do_vwrite(&m, FALSE, FALSE); break; - case DL_WRITEV: do_vwrite(&m, FALSE, TRUE); break; - case DL_READ: do_vread(&m, FALSE); break; - case DL_READV: do_vread(&m, TRUE); break; - case DL_INIT: do_init(&m); break; - case DL_GETSTAT: do_getstat(&m); break; - case DL_GETNAME: do_getname(&m); break; - case DL_STOP: do_stop(&m); break; - case HARD_INT: - for (i= 0, dep= &de_table[0]; ide_mode != DEM_ENABLED) - continue; - assert(dep->de_flags & DEF_ENABLED); - irq= dep->de_irq; - assert(irq >= 0 && irq < NR_IRQ_VECTORS); - if (dep->de_int_pending || 1) - { - dep->de_int_pending= 0; - dp_check_ints(dep); - do_int(dep); - r= sys_irqenable(&dep->de_hook); - if (r != OK) - { - panic("DP8390", - "unable enable interrupts", r); - } - } - } - break; - case SYS_SIG: { - sigset_t sigset = m.NOTIFY_ARG; - if (sigismember(&sigset, SIGKSTOP)) dp8390_stop(); - break; - } - case SYN_ALARM: - printf("dp8390: strange, got SYN_ALARM\n"); - break; - case PROC_EVENT: - break; - default: - panic("", "dp8390: illegal message", m.m_type); - } - } -} - -#if 0 -/*===========================================================================* - * dp8390_dump * - *===========================================================================*/ -void dp8390_dump() -{ - dpeth_t *dep; - int i, isr; - - printf("\n"); - for (i= 0, dep = &de_table[0]; ide_mode == DEM_DISABLED) - printf("dp8390 port %d is disabled\n", i); - else if (dep->de_mode == DEM_SINK) - printf("dp8390 port %d is in sink mode\n", i); -#endif - - if (dep->de_mode != DEM_ENABLED) - continue; - - printf("dp8390 statistics of port %d:\n", i); - - printf("recvErr :%8ld\t", dep->de_stat.ets_recvErr); - printf("sendErr :%8ld\t", dep->de_stat.ets_sendErr); - printf("OVW :%8ld\n", dep->de_stat.ets_OVW); - - printf("CRCerr :%8ld\t", dep->de_stat.ets_CRCerr); - printf("frameAll :%8ld\t", dep->de_stat.ets_frameAll); - printf("missedP :%8ld\n", dep->de_stat.ets_missedP); - - printf("packetR :%8ld\t", dep->de_stat.ets_packetR); - printf("packetT :%8ld\t", dep->de_stat.ets_packetT); - printf("transDef :%8ld\n", dep->de_stat.ets_transDef); - - printf("collision :%8ld\t", dep->de_stat.ets_collision); - printf("transAb :%8ld\t", dep->de_stat.ets_transAb); - printf("carrSense :%8ld\n", dep->de_stat.ets_carrSense); - - printf("fifoUnder :%8ld\t", dep->de_stat.ets_fifoUnder); - printf("fifoOver :%8ld\t", dep->de_stat.ets_fifoOver); - printf("CDheartbeat:%8ld\n", dep->de_stat.ets_CDheartbeat); - - printf("OWC :%8ld\t", dep->de_stat.ets_OWC); - - isr= inb_reg0(dep, DP_ISR); - printf("dp_isr = 0x%x + 0x%x, de_flags = 0x%x\n", isr, - inb_reg0(dep, DP_ISR), dep->de_flags); - } -} -#endif - -/*===========================================================================* - * dp8390_stop * - *===========================================================================*/ -static void dp8390_stop() -{ - message mess; - int i; - - for (i= 0; ide_pci= env_prefix(envvar, "pci"))) - continue; /* no PCI config */ - v= 0; - (void) env_parse(envvar, envfmt, 1, &v, 0, 255); - dep->de_pcibus= v; - v= 0; - (void) env_parse(envvar, envfmt, 2, &v, 0, 255); - dep->de_pcidev= v; - v= 0; - (void) env_parse(envvar, envfmt, 3, &v, 0, 255); - dep->de_pcifunc= v; - } - - for (h= 1; h >= 0; h--) { - for (i= 0, dep= de_table; ide_pci) - continue; - if (((dep->de_pcibus | dep->de_pcidev | - dep->de_pcifunc) != 0) != h) - { - continue; - } - if (!rtl_probe(dep)) - dep->de_pci= -1; - } - } -} -#endif /* ENABLE_PCI */ - -/*===========================================================================* - * do_vwrite * - *===========================================================================*/ -static void do_vwrite(mp, from_int, vectored) -message *mp; -int from_int; -int vectored; -{ - int port, count, size; - int sendq_head; - dpeth_t *dep; - - port = mp->DL_PORT; - count = mp->DL_COUNT; - if (port < 0 || port >= DE_PORT_NR) - panic("", "dp8390: illegal port", port); - dep= &de_table[port]; - dep->de_client= mp->DL_PROC; - - if (dep->de_mode == DEM_SINK) - { - assert(!from_int); - dep->de_flags |= DEF_PACK_SEND; - reply(dep, OK, FALSE); - return; - } - assert(dep->de_mode == DEM_ENABLED); - assert(dep->de_flags & DEF_ENABLED); - if (dep->de_flags & DEF_SEND_AVAIL) - panic("", "dp8390: send already in progress", NO_NUM); - - sendq_head= dep->de_sendq_head; - if (dep->de_sendq[sendq_head].sq_filled) - { - if (from_int) - panic("", "dp8390: should not be sending\n", NO_NUM); - dep->de_sendmsg= *mp; - dep->de_flags |= DEF_SEND_AVAIL; - reply(dep, OK, FALSE); - return; - } - assert(!(dep->de_flags & DEF_PACK_SEND)); - - if (vectored) - { - get_userdata(mp->DL_PROC, (vir_bytes) mp->DL_ADDR, - (count > IOVEC_NR ? IOVEC_NR : count) * - sizeof(iovec_t), dep->de_write_iovec.iod_iovec); - dep->de_write_iovec.iod_iovec_s = count; - dep->de_write_iovec.iod_proc_nr = mp->DL_PROC; - dep->de_write_iovec.iod_iovec_addr = (vir_bytes) mp->DL_ADDR; - - dep->de_tmp_iovec = dep->de_write_iovec; - size = calc_iovec_size(&dep->de_tmp_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 = - mp->DL_COUNT; - dep->de_write_iovec.iod_iovec_s = 1; - dep->de_write_iovec.iod_proc_nr = mp->DL_PROC; - dep->de_write_iovec.iod_iovec_addr = 0; - size= mp->DL_COUNT; - } - if (size < ETH_MIN_PACK_SIZE || size > ETH_MAX_PACK_SIZE_TAGGED) - { - panic("", "dp8390: invalid packet size", size); - } - (dep->de_user2nicf)(dep, &dep->de_write_iovec, 0, - dep->de_sendq[sendq_head].sq_sendpage * DP_PAGESIZE, - size); - dep->de_sendq[sendq_head].sq_filled= TRUE; - if (dep->de_sendq_tail == sendq_head) - { - outb_reg0(dep, DP_TPSR, dep->de_sendq[sendq_head].sq_sendpage); - outb_reg0(dep, DP_TBCR1, size >> 8); - outb_reg0(dep, DP_TBCR0, size & 0xff); - outb_reg0(dep, DP_CR, CR_TXP | CR_EXTRA);/* there it goes.. */ - } - else - dep->de_sendq[sendq_head].sq_size= size; - - if (++sendq_head == dep->de_sendq_nr) - sendq_head= 0; - assert(sendq_head < SENDQ_NR); - dep->de_sendq_head= sendq_head; - - dep->de_flags |= DEF_PACK_SEND; - - /* If the interrupt handler called, don't send a reply. The reply - * will be sent after all interrupts are handled. - */ - if (from_int) - return; - reply(dep, OK, FALSE); - - assert(dep->de_mode == DEM_ENABLED); - assert(dep->de_flags & DEF_ENABLED); -} - -/*===========================================================================* - * do_vread * - *===========================================================================*/ -static void do_vread(mp, vectored) -message *mp; -int vectored; -{ - int port, count; - int size; - dpeth_t *dep; - - port = mp->DL_PORT; - count = mp->DL_COUNT; - if (port < 0 || port >= DE_PORT_NR) - panic("", "dp8390: illegal port", port); - dep= &de_table[port]; - dep->de_client= mp->DL_PROC; - if (dep->de_mode == DEM_SINK) - { - reply(dep, OK, FALSE); - return; - } - assert(dep->de_mode == DEM_ENABLED); - assert(dep->de_flags & DEF_ENABLED); - - if(dep->de_flags & DEF_READING) - panic("", "dp8390: read already in progress", NO_NUM); - - if (vectored) - { - get_userdata(mp->DL_PROC, (vir_bytes) mp->DL_ADDR, - (count > IOVEC_NR ? IOVEC_NR : count) * - sizeof(iovec_t), dep->de_read_iovec.iod_iovec); - dep->de_read_iovec.iod_iovec_s = count; - dep->de_read_iovec.iod_proc_nr = mp->DL_PROC; - dep->de_read_iovec.iod_iovec_addr = (vir_bytes) mp->DL_ADDR; - - dep->de_tmp_iovec = dep->de_read_iovec; - size= calc_iovec_size(&dep->de_tmp_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 = - mp->DL_COUNT; - dep->de_read_iovec.iod_iovec_s = 1; - dep->de_read_iovec.iod_proc_nr = mp->DL_PROC; - dep->de_read_iovec.iod_iovec_addr = 0; - size= count; - } - if (size < ETH_MAX_PACK_SIZE_TAGGED) - panic("", "dp8390: wrong packet size", size); - dep->de_flags |= DEF_READING; - - dp_recv(dep); - - if ((dep->de_flags & (DEF_READING|DEF_STOPPED)) == - (DEF_READING|DEF_STOPPED)) - { - /* The chip is stopped, and all arrived packets are - * delivered. - */ - dp_reset(dep); - } - reply(dep, OK, FALSE); -} - -/*===========================================================================* - * do_init * - *===========================================================================*/ -static void do_init(mp) -message *mp; -{ - int port; - dpeth_t *dep; - message reply_mess; - -#if ENABLE_PCI - pci_conf(); /* Configure PCI devices. */ -#endif - - port = mp->DL_PORT; - if (port < 0 || port >= DE_PORT_NR) - { - reply_mess.m_type= DL_INIT_REPLY; - reply_mess.m3_i1= ENXIO; - mess_reply(mp, &reply_mess); - return; - } - dep= &de_table[port]; - if (dep->de_mode == DEM_DISABLED) - { - /* This is the default, try to (re)locate the device. */ - conf_hw(dep); - if (dep->de_mode == DEM_DISABLED) - { - /* Probe failed, or the device is configured off. */ - reply_mess.m_type= DL_INIT_REPLY; - reply_mess.m3_i1= ENXIO; - mess_reply(mp, &reply_mess); - return; - } - if (dep->de_mode == DEM_ENABLED) - dp_init(dep); - } - - if (dep->de_mode == DEM_SINK) - { - strncpy((char *) dep->de_address.ea_addr, "ZDP", 6); - dep->de_address.ea_addr[5] = port; - dp_confaddr(dep); - reply_mess.m_type = DL_INIT_REPLY; - reply_mess.m3_i1 = mp->DL_PORT; - reply_mess.m3_i2 = DE_PORT_NR; - *(ether_addr_t *) reply_mess.m3_ca1 = dep->de_address; - mess_reply(mp, &reply_mess); - return; - } - assert(dep->de_mode == DEM_ENABLED); - assert(dep->de_flags & DEF_ENABLED); - - dep->de_flags &= ~(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_client = mp->m_source; - dp_reinit(dep); - - reply_mess.m_type = DL_INIT_REPLY; - reply_mess.m3_i1 = mp->DL_PORT; - reply_mess.m3_i2 = DE_PORT_NR; - *(ether_addr_t *) reply_mess.m3_ca1 = dep->de_address; - - mess_reply(mp, &reply_mess); -} - -/*===========================================================================* - * do_int * - *===========================================================================*/ -static void do_int(dep) -dpeth_t *dep; -{ - if (dep->de_flags & (DEF_PACK_SEND | DEF_PACK_RECV)) - reply(dep, OK, TRUE); -} - -/*===========================================================================* - * do_getstat * - *===========================================================================*/ -static void do_getstat(mp) -message *mp; -{ - int port; - dpeth_t *dep; - - port = mp->DL_PORT; - if (port < 0 || port >= DE_PORT_NR) - panic("", "dp8390: illegal port", port); - dep= &de_table[port]; - dep->de_client= mp->DL_PROC; - if (dep->de_mode == DEM_SINK) - { - put_userdata(mp->DL_PROC, (vir_bytes) mp->DL_ADDR, - (vir_bytes) sizeof(dep->de_stat), &dep->de_stat); - reply(dep, OK, FALSE); - return; - } - assert(dep->de_mode == DEM_ENABLED); - assert(dep->de_flags & DEF_ENABLED); - - dep->de_stat.ets_CRCerr += inb_reg0(dep, DP_CNTR0); - dep->de_stat.ets_frameAll += inb_reg0(dep, DP_CNTR1); - dep->de_stat.ets_missedP += inb_reg0(dep, DP_CNTR2); - - put_userdata(mp->DL_PROC, (vir_bytes) mp->DL_ADDR, - (vir_bytes) sizeof(dep->de_stat), &dep->de_stat); - reply(dep, OK, FALSE); -} - -/*===========================================================================* - * do_getname * - *===========================================================================*/ -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("dp8390", "do_getname: send failed: %d\n", r); -} - -/*===========================================================================* - * do_stop * - *===========================================================================*/ -static void do_stop(mp) -message *mp; -{ - int port; - dpeth_t *dep; - - port = mp->DL_PORT; - - if (port < 0 || port >= DE_PORT_NR) - panic("", "dp8390: illegal port", port); - dep= &de_table[port]; - if (dep->de_mode == DEM_SINK) - return; - assert(dep->de_mode == DEM_ENABLED); - - if (!(dep->de_flags & DEF_ENABLED)) - return; - - outb_reg0(dep, DP_CR, CR_STP | CR_DM_ABORT); - (dep->de_stopf)(dep); - - dep->de_flags= DEF_EMPTY; -} - -/*===========================================================================* - * dp_init * - *===========================================================================*/ -static void dp_init(dep) -dpeth_t *dep; -{ - int dp_rcr_reg; - int i, r; - - /* General initialization */ - dep->de_flags = DEF_EMPTY; - (*dep->de_initf)(dep); - - dp_confaddr(dep); - - if (debug) - { - printf("%s: Ethernet address ", dep->de_name); - for (i= 0; i < 6; i++) - printf("%x%c", dep->de_address.ea_addr[i], - i < 5 ? ':' : '\n'); - } - - /* Initialization of the dp8390 following the mandatory procedure - * in reference manual ("DP8390D/NS32490D NIC Network Interface - * Controller", National Semiconductor, July 1995, Page 29). - */ - /* Step 1: */ - outb_reg0(dep, DP_CR, CR_PS_P0 | CR_STP | CR_DM_ABORT); - /* Step 2: */ - if (dep->de_16bit) - outb_reg0(dep, DP_DCR, DCR_WORDWIDE | DCR_8BYTES | DCR_BMS); - else - outb_reg0(dep, DP_DCR, DCR_BYTEWIDE | DCR_8BYTES | DCR_BMS); - /* Step 3: */ - outb_reg0(dep, DP_RBCR0, 0); - outb_reg0(dep, DP_RBCR1, 0); - /* Step 4: */ - dp_rcr_reg = 0; - if (dep->de_flags & DEF_PROMISC) - dp_rcr_reg |= RCR_AB | RCR_PRO | RCR_AM; - if (dep->de_flags & DEF_BROAD) - dp_rcr_reg |= RCR_AB; - if (dep->de_flags & DEF_MULTI) - dp_rcr_reg |= RCR_AM; - outb_reg0(dep, DP_RCR, dp_rcr_reg); - /* Step 5: */ - outb_reg0(dep, DP_TCR, TCR_INTERNAL); - /* Step 6: */ - outb_reg0(dep, DP_BNRY, dep->de_startpage); - outb_reg0(dep, DP_PSTART, dep->de_startpage); - outb_reg0(dep, DP_PSTOP, dep->de_stoppage); - /* Step 7: */ - outb_reg0(dep, DP_ISR, 0xFF); - /* Step 8: */ - outb_reg0(dep, DP_IMR, IMR_PRXE | IMR_PTXE | IMR_RXEE | IMR_TXEE | - IMR_OVWE | IMR_CNTE); - /* Step 9: */ - outb_reg0(dep, DP_CR, CR_PS_P1 | CR_DM_ABORT | CR_STP); - - outb_reg1(dep, DP_PAR0, dep->de_address.ea_addr[0]); - outb_reg1(dep, DP_PAR1, dep->de_address.ea_addr[1]); - outb_reg1(dep, DP_PAR2, dep->de_address.ea_addr[2]); - outb_reg1(dep, DP_PAR3, dep->de_address.ea_addr[3]); - outb_reg1(dep, DP_PAR4, dep->de_address.ea_addr[4]); - outb_reg1(dep, DP_PAR5, dep->de_address.ea_addr[5]); - - outb_reg1(dep, DP_MAR0, 0xff); - outb_reg1(dep, DP_MAR1, 0xff); - outb_reg1(dep, DP_MAR2, 0xff); - outb_reg1(dep, DP_MAR3, 0xff); - outb_reg1(dep, DP_MAR4, 0xff); - outb_reg1(dep, DP_MAR5, 0xff); - outb_reg1(dep, DP_MAR6, 0xff); - outb_reg1(dep, DP_MAR7, 0xff); - - outb_reg1(dep, DP_CURR, dep->de_startpage + 1); - /* Step 10: */ - outb_reg0(dep, DP_CR, CR_DM_ABORT | CR_STA); - /* Step 11: */ - outb_reg0(dep, DP_TCR, TCR_NORMAL); - - inb_reg0(dep, DP_CNTR0); /* reset counters by reading */ - inb_reg0(dep, DP_CNTR1); - inb_reg0(dep, DP_CNTR2); - - /* Finish the initialization. */ - dep->de_flags |= DEF_ENABLED; - for (i= 0; ide_sendq_nr; i++) - dep->de_sendq[i].sq_filled= 0; - dep->de_sendq_head= 0; - dep->de_sendq_tail= 0; - if (!dep->de_prog_IO) - { - dep->de_user2nicf= dp_user2nic; - dep->de_nic2userf= dp_nic2user; - dep->de_getblockf= dp_getblock; - } - else if (dep->de_16bit) - { - dep->de_user2nicf= dp_pio16_user2nic; - dep->de_nic2userf= dp_pio16_nic2user; - dep->de_getblockf= dp_pio16_getblock; - } - else - { - dep->de_user2nicf= dp_pio8_user2nic; - dep->de_nic2userf= dp_pio8_nic2user; - dep->de_getblockf= dp_pio8_getblock; - } - - /* Set the interrupt handler and policy. Do not automatically - * reenable interrupts. Return the IRQ line number on interrupts. - */ - dep->de_hook = dep->de_irq; - r= sys_irqsetpolicy(dep->de_irq, 0, &dep->de_hook); - if (r != OK) - panic("DP8390", "sys_irqsetpolicy failed", r); - - r= sys_irqenable(&dep->de_hook); - if (r != OK) - { - panic("DP8390", "unable enable interrupts", r); - } -} - -/*===========================================================================* - * dp_confaddr * - *===========================================================================*/ -static void dp_confaddr(dep) -dpeth_t *dep; -{ - int i; - char eakey[16]; - static char eafmt[]= "x:x:x:x:x:x"; - long v; - - /* User defined ethernet address? */ - strcpy(eakey, dp_conf[dep-de_table].dpc_envvar); - strcat(eakey, "_EA"); - - for (i= 0; i < 6; i++) - { - v= dep->de_address.ea_addr[i]; - if (env_parse(eakey, eafmt, i, &v, 0x00L, 0xFFL) != EP_SET) - { - break; - } - dep->de_address.ea_addr[i]= v; - } - - if (i != 0 && i != 6) env_panic(eakey); /* It's all or nothing */ -} - -/*===========================================================================* - * dp_reinit * - *===========================================================================*/ -static void dp_reinit(dep) -dpeth_t *dep; -{ - int dp_rcr_reg; - - outb_reg0(dep, DP_CR, CR_PS_P0 | CR_EXTRA); - - dp_rcr_reg = 0; - if (dep->de_flags & DEF_PROMISC) - dp_rcr_reg |= RCR_AB | RCR_PRO | RCR_AM; - if (dep->de_flags & DEF_BROAD) - dp_rcr_reg |= RCR_AB; - if (dep->de_flags & DEF_MULTI) - dp_rcr_reg |= RCR_AM; - outb_reg0(dep, DP_RCR, dp_rcr_reg); -} - -/*===========================================================================* - * dp_reset * - *===========================================================================*/ -static void dp_reset(dep) -dpeth_t *dep; -{ - int i; - - /* Stop chip */ - outb_reg0(dep, DP_CR, CR_STP | CR_DM_ABORT); - outb_reg0(dep, DP_RBCR0, 0); - outb_reg0(dep, DP_RBCR1, 0); - for (i= 0; i < 0x1000 && ((inb_reg0(dep, DP_ISR) & ISR_RST) == 0); i++) - ; /* Do nothing */ - outb_reg0(dep, DP_TCR, TCR_1EXTERNAL|TCR_OFST); - outb_reg0(dep, DP_CR, CR_STA|CR_DM_ABORT); - outb_reg0(dep, DP_TCR, TCR_NORMAL); - - /* Acknowledge the ISR_RDC (remote dma) interrupt. */ - for (i= 0; i < 0x1000 && ((inb_reg0(dep, DP_ISR) & ISR_RDC) == 0); i++) - ; /* Do nothing */ - outb_reg0(dep, DP_ISR, inb_reg0(dep, DP_ISR) & ~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 (i= 0; ide_sendq_nr; i++) - dep->de_sendq[i].sq_filled= 0; - dp_send(dep); - dep->de_flags &= ~DEF_STOPPED; -} - -/*===========================================================================* - * dp_check_ints * - *===========================================================================*/ -static void dp_check_ints(dep) -dpeth_t *dep; -{ - int isr, tsr; - int size, sendq_tail; - - if (!(dep->de_flags & DEF_ENABLED)) - panic("", "dp8390: got premature interrupt", NO_NUM); - - for(;;) - { - isr = inb_reg0(dep, DP_ISR); - if (!isr) - break; - outb_reg0(dep, DP_ISR, isr); - if (isr & (ISR_PTX|ISR_TXE)) - { - if (isr & ISR_TXE) - { -#if DEBUG - { printf("%s: got send Error\n", dep->de_name); } -#endif - dep->de_stat.ets_sendErr++; - } - else - { - tsr = inb_reg0(dep, DP_TSR); - - if (tsr & TSR_PTX) dep->de_stat.ets_packetT++; -#if 0 /* Reserved in later manuals, should be ignored */ - if (!(tsr & TSR_DFR)) - { - /* In most (all?) implementations of - * the dp8390, this bit is set - * when the packet is not deferred - */ - dep->de_stat.ets_transDef++; - } -#endif - if (tsr & TSR_COL) dep->de_stat.ets_collision++; - if (tsr & TSR_ABT) dep->de_stat.ets_transAb++; - if (tsr & TSR_CRS) dep->de_stat.ets_carrSense++; - if (tsr & TSR_FU - && ++dep->de_stat.ets_fifoUnder <= 10) - { - printf("%s: fifo underrun\n", - dep->de_name); - } - if (tsr & TSR_CDH - && ++dep->de_stat.ets_CDheartbeat <= 10) - { - printf("%s: CD heart beat failure\n", - dep->de_name); - } - if (tsr & TSR_OWC) dep->de_stat.ets_OWC++; - } - sendq_tail= dep->de_sendq_tail; - - if (!(dep->de_sendq[sendq_tail].sq_filled)) - { - /* Software bug? */ - assert(!debug); - - /* Or hardware bug? */ - printf( - "%s: transmit interrupt, but not sending\n", - dep->de_name); - continue; - } - dep->de_sendq[sendq_tail].sq_filled= 0; - if (++sendq_tail == dep->de_sendq_nr) - sendq_tail= 0; - dep->de_sendq_tail= sendq_tail; - if (dep->de_sendq[sendq_tail].sq_filled) - { - size= dep->de_sendq[sendq_tail].sq_size; - outb_reg0(dep, DP_TPSR, - dep->de_sendq[sendq_tail].sq_sendpage); - outb_reg0(dep, DP_TBCR1, size >> 8); - outb_reg0(dep, DP_TBCR0, size & 0xff); - outb_reg0(dep, DP_CR, CR_TXP | CR_EXTRA); - } - if (dep->de_flags & DEF_SEND_AVAIL) - dp_send(dep); - } - - if (isr & ISR_PRX) - { - /* Only call dp_recv if there is a read request */ - if (dep->de_flags & DEF_READING) - dp_recv(dep); - } - - if (isr & ISR_RXE) dep->de_stat.ets_recvErr++; - if (isr & ISR_CNT) - { - dep->de_stat.ets_CRCerr += inb_reg0(dep, DP_CNTR0); - dep->de_stat.ets_frameAll += inb_reg0(dep, DP_CNTR1); - dep->de_stat.ets_missedP += inb_reg0(dep, DP_CNTR2); - } - if (isr & ISR_OVW) - { - dep->de_stat.ets_OVW++; -#if 0 - { printW(); printf( - "%s: got overwrite warning\n", dep->de_name); } -#endif - if (dep->de_flags & DEF_READING) - { - printf( -"dp_check_ints: strange: overwrite warning and pending read request\n"); - dp_recv(dep); - } - } - 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. - */ -#if 0 - { printW(); printf( - "%s: NIC stopped\n", dep->de_name); } -#endif - 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 are - * delivered. - */ - dp_reset(dep); - } -} - -/*===========================================================================* - * dp_recv * - *===========================================================================*/ -static void dp_recv(dep) -dpeth_t *dep; -{ - dp_rcvhdr_t header; - unsigned pageno, curr, next; - vir_bytes length; - int packet_processed, r; - u16_t eth_type; - - packet_processed = FALSE; - 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 | CR_EXTRA); - curr = inb_reg1(dep, DP_CURR); - outb_reg0(dep, DP_CR, CR_PS_P0 | CR_EXTRA); - - if (curr == pageno) break; - - (dep->de_getblockf)(dep, pageno, (size_t)0, sizeof(header), - &header); - (dep->de_getblockf)(dep, pageno, sizeof(header) + - 2*sizeof(ether_addr_t), sizeof(eth_type), ð_type); - - 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_TAGGED) - { - printf("%s: packet with strange length arrived: %d\n", - dep->de_name, (int) length); - next= curr; - } - else if (next < dep->de_startpage || next >= dep->de_stoppage) - { - printf("%s: strange next page\n", dep->de_name); - next= curr; - } - else if (eth_type == eth_ign_proto) - { - /* Hack: ignore packets of a given protocol, useful - * if you share a net with 80 computers sending - * Amoeba FLIP broadcasts. (Protocol 0x8146.) - */ - static int first= 1; - if (first) - { - first= 0; - printf("%s: dropping proto 0x%04x packets\n", - dep->de_name, - ntohs(eth_ign_proto)); - } - dep->de_stat.ets_packetR++; - } - else if (header.dr_status & RSR_FO) - { - /* This is very serious, so we issue a warning and - * reset the buffers */ - printf("%s: fifo overrun, resetting receive buffer\n", - dep->de_name); - dep->de_stat.ets_fifoOver++; - next = curr; - } - else if ((header.dr_status & RSR_PRX) && - (dep->de_flags & DEF_ENABLED)) - { - r = dp_pkt2user(dep, pageno, length); - if (r != OK) - return; - - packet_processed = TRUE; - dep->de_stat.ets_packetR++; - } - if (next == dep->de_startpage) - outb_reg0(dep, DP_BNRY, dep->de_stoppage - 1); - else - outb_reg0(dep, DP_BNRY, next - 1); - - pageno = next; - } - while (!packet_processed); -} - -/*===========================================================================* - * dp_send * - *===========================================================================*/ -static void dp_send(dep) -dpeth_t *dep; -{ - if (!(dep->de_flags & DEF_SEND_AVAIL)) - return; - - dep->de_flags &= ~DEF_SEND_AVAIL; - switch(dep->de_sendmsg.m_type) - { - case DL_WRITE: do_vwrite(&dep->de_sendmsg, TRUE, FALSE); break; - case DL_WRITEV: do_vwrite(&dep->de_sendmsg, TRUE, TRUE); break; - default: - panic("", "dp8390: wrong type:", dep->de_sendmsg.m_type); - break; - } -} - -/*===========================================================================* - * dp_getblock * - *===========================================================================*/ -static void dp_getblock(dep, page, offset, size, dst) -dpeth_t *dep; -int page; -size_t offset; -size_t size; -void *dst; -{ - int r; - - offset = page * DP_PAGESIZE + offset; - - r = sys_vircopy(SELF, BIOS_SEG, dep->de_linmem + offset, - SELF, D, (vir_bytes)dst, size); - - if (r != OK) - panic("DP8390", "dp_getblock: sys_vircopy failed", r); -} - -/*===========================================================================* - * dp_pio8_getblock * - *===========================================================================*/ -static void dp_pio8_getblock(dep, page, offset, size, dst) -dpeth_t *dep; -int page; -size_t offset; -size_t size; -void *dst; -{ - offset = page * DP_PAGESIZE + offset; - outb_reg0(dep, DP_RBCR0, size & 0xFF); - outb_reg0(dep, DP_RBCR1, size >> 8); - outb_reg0(dep, DP_RSAR0, offset & 0xFF); - outb_reg0(dep, DP_RSAR1, offset >> 8); - outb_reg0(dep, DP_CR, CR_DM_RR | CR_PS_P0 | CR_STA); - - insb(dep->de_data_port, dst, size); -} - -/*===========================================================================* - * dp_pio16_getblock * - *===========================================================================*/ -static void dp_pio16_getblock(dep, page, offset, size, dst) -dpeth_t *dep; -int page; -size_t offset; -size_t size; -void *dst; -{ - offset = page * DP_PAGESIZE + offset; - outb_reg0(dep, DP_RBCR0, size & 0xFF); - outb_reg0(dep, DP_RBCR1, size >> 8); - outb_reg0(dep, DP_RSAR0, offset & 0xFF); - outb_reg0(dep, DP_RSAR1, offset >> 8); - outb_reg0(dep, DP_CR, CR_DM_RR | CR_PS_P0 | CR_STA); - - assert (!(size & 1)); - insw(dep->de_data_port, dst, size); -} - -/*===========================================================================* - * dp_pkt2user * - *===========================================================================*/ -static int dp_pkt2user(dep, page, length) -dpeth_t *dep; -int page, length; -{ - int last, count; - - if (!(dep->de_flags & DEF_READING)) - return EGENERIC; - - last = page + (length - 1) / DP_PAGESIZE; - if (last >= dep->de_stoppage) - { - count = (dep->de_stoppage - page) * DP_PAGESIZE - - sizeof(dp_rcvhdr_t); - - /* Save read_iovec since we need it twice. */ - dep->de_tmp_iovec = dep->de_read_iovec; - (dep->de_nic2userf)(dep, page * DP_PAGESIZE + - sizeof(dp_rcvhdr_t), &dep->de_tmp_iovec, 0, count); - (dep->de_nic2userf)(dep, dep->de_startpage * DP_PAGESIZE, - &dep->de_read_iovec, count, length - count); - } - else - { - (dep->de_nic2userf)(dep, page * DP_PAGESIZE + - sizeof(dp_rcvhdr_t), &dep->de_read_iovec, 0, length); - } - - dep->de_read_s = length; - dep->de_flags |= DEF_PACK_RECV; - dep->de_flags &= ~DEF_READING; - - return OK; -} - -/*===========================================================================* - * dp_user2nic * - *===========================================================================*/ -static void dp_user2nic(dep, iovp, offset, nic_addr, count) -dpeth_t *dep; -iovec_dat_t *iovp; -vir_bytes offset; -int nic_addr; -vir_bytes count; -{ - vir_bytes vir_hw, vir_user; - int bytes, i, r; - - vir_hw = dep->de_linmem + nic_addr; - - i= 0; - while (count > 0) - { - if (i >= IOVEC_NR) - { - dp_next_iovec(iovp); - i= 0; - continue; - } - assert(i < iovp->iod_iovec_s); - if (offset >= iovp->iod_iovec[i].iov_size) - { - offset -= iovp->iod_iovec[i].iov_size; - i++; - continue; - } - bytes = iovp->iod_iovec[i].iov_size - offset; - if (bytes > count) - bytes = count; - - r= sys_vircopy(iovp->iod_proc_nr, D, - iovp->iod_iovec[i].iov_addr + offset, - SELF, BIOS_SEG, vir_hw, bytes); - if (r != OK) - panic("DP8390", "dp_user2nic: sys_vircopy failed", r); - - count -= bytes; - vir_hw += bytes; - offset += bytes; - } - assert(count == 0); -} - -/*===========================================================================* - * dp_pio8_user2nic * - *===========================================================================*/ -static void dp_pio8_user2nic(dep, iovp, offset, nic_addr, count) -dpeth_t *dep; -iovec_dat_t *iovp; -vir_bytes offset; -int nic_addr; -vir_bytes count; -{ - phys_bytes phys_user; - int bytes, i; - - outb_reg0(dep, DP_ISR, ISR_RDC); - - outb_reg0(dep, DP_RBCR0, count & 0xFF); - outb_reg0(dep, DP_RBCR1, count >> 8); - outb_reg0(dep, DP_RSAR0, nic_addr & 0xFF); - outb_reg0(dep, DP_RSAR1, nic_addr >> 8); - outb_reg0(dep, DP_CR, CR_DM_RW | CR_PS_P0 | CR_STA); - - i= 0; - while (count > 0) - { - if (i >= IOVEC_NR) - { - dp_next_iovec(iovp); - i= 0; - continue; - } - assert(i < iovp->iod_iovec_s); - if (offset >= iovp->iod_iovec[i].iov_size) - { - offset -= iovp->iod_iovec[i].iov_size; - i++; - continue; - } - bytes = iovp->iod_iovec[i].iov_size - offset; - if (bytes > count) - bytes = count; - - do_vir_outsb(dep->de_data_port, iovp->iod_proc_nr, - iovp->iod_iovec[i].iov_addr + offset, bytes); - count -= bytes; - offset += bytes; - } - assert(count == 0); - - for (i= 0; i<100; i++) - { - if (inb_reg0(dep, DP_ISR) & ISR_RDC) - break; - } - if (i == 100) - { - panic("", "dp8390: remote dma failed to complete", NO_NUM); - } -} - -/*===========================================================================* - * dp_pio16_user2nic * - *===========================================================================*/ -static void dp_pio16_user2nic(dep, iovp, offset, nic_addr, count) -dpeth_t *dep; -iovec_dat_t *iovp; -vir_bytes offset; -int nic_addr; -vir_bytes count; -{ - vir_bytes vir_user; - vir_bytes ecount; - int i, r, bytes, user_proc; - u8_t two_bytes[2]; - int odd_byte; - - ecount= (count+1) & ~1; - odd_byte= 0; - - outb_reg0(dep, DP_ISR, ISR_RDC); - outb_reg0(dep, DP_RBCR0, ecount & 0xFF); - outb_reg0(dep, DP_RBCR1, ecount >> 8); - outb_reg0(dep, DP_RSAR0, nic_addr & 0xFF); - outb_reg0(dep, DP_RSAR1, nic_addr >> 8); - outb_reg0(dep, DP_CR, CR_DM_RW | CR_PS_P0 | CR_STA); - - i= 0; - while (count > 0) - { - if (i >= IOVEC_NR) - { - dp_next_iovec(iovp); - i= 0; - continue; - } - assert(i < iovp->iod_iovec_s); - if (offset >= iovp->iod_iovec[i].iov_size) - { - offset -= iovp->iod_iovec[i].iov_size; - i++; - continue; - } - bytes = iovp->iod_iovec[i].iov_size - offset; - if (bytes > count) - bytes = count; - - user_proc= iovp->iod_proc_nr; - vir_user= iovp->iod_iovec[i].iov_addr + offset; - if (odd_byte) - { - r= sys_vircopy(user_proc, D, vir_user, - SELF, D, (vir_bytes)&two_bytes[1], 1); - if (r != OK) - { - panic("DP8390", - "dp_pio16_user2nic: sys_vircopy failed", - r); - } - outw(dep->de_data_port, *(u16_t *)two_bytes); - count--; - offset++; - bytes--; - vir_user++; - odd_byte= 0; - if (!bytes) - continue; - } - ecount= bytes & ~1; - if (ecount != 0) - { - do_vir_outsw(dep->de_data_port, user_proc, vir_user, - ecount); - count -= ecount; - offset += ecount; - bytes -= ecount; - vir_user += ecount; - } - if (bytes) - { - assert(bytes == 1); - r= sys_vircopy(user_proc, D, vir_user, - SELF, D, (vir_bytes)&two_bytes[0], 1); - if (r != OK) - { - panic("DP8390", - "dp_pio16_user2nic: sys_vircopy failed", - r); - } - count--; - offset++; - bytes--; - vir_user++; - odd_byte= 1; - } - } - assert(count == 0); - - if (odd_byte) - outw(dep->de_data_port, *(u16_t *)two_bytes); - - for (i= 0; i<100; i++) - { - if (inb_reg0(dep, DP_ISR) & ISR_RDC) - break; - } - if (i == 100) - { - panic("", "dp8390: remote dma failed to complete", NO_NUM); - } -} - -/*===========================================================================* - * dp_nic2user * - *===========================================================================*/ -static void dp_nic2user(dep, nic_addr, iovp, offset, count) -dpeth_t *dep; -int nic_addr; -iovec_dat_t *iovp; -vir_bytes offset; -vir_bytes count; -{ - vir_bytes vir_hw, vir_user; - int bytes, i, r; - - vir_hw = dep->de_linmem + nic_addr; - - i= 0; - while (count > 0) - { - if (i >= IOVEC_NR) - { - dp_next_iovec(iovp); - i= 0; - continue; - } - assert(i < iovp->iod_iovec_s); - if (offset >= iovp->iod_iovec[i].iov_size) - { - offset -= iovp->iod_iovec[i].iov_size; - i++; - continue; - } - bytes = iovp->iod_iovec[i].iov_size - offset; - if (bytes > count) - bytes = count; - - r= sys_vircopy(SELF, BIOS_SEG, vir_hw, - iovp->iod_proc_nr, D, - iovp->iod_iovec[i].iov_addr + offset, bytes); - if (r != OK) - panic("DP8390", "dp_nic2user: sys_vircopy failed", r); - - count -= bytes; - vir_hw += bytes; - offset += bytes; - } - assert(count == 0); -} - -/*===========================================================================* - * dp_pio8_nic2user * - *===========================================================================*/ -static void dp_pio8_nic2user(dep, nic_addr, iovp, offset, count) -dpeth_t *dep; -int nic_addr; -iovec_dat_t *iovp; -vir_bytes offset; -vir_bytes count; -{ - phys_bytes phys_user; - int bytes, i; - - outb_reg0(dep, DP_RBCR0, count & 0xFF); - outb_reg0(dep, DP_RBCR1, count >> 8); - outb_reg0(dep, DP_RSAR0, nic_addr & 0xFF); - outb_reg0(dep, DP_RSAR1, nic_addr >> 8); - outb_reg0(dep, DP_CR, CR_DM_RR | CR_PS_P0 | CR_STA); - - i= 0; - while (count > 0) - { - if (i >= IOVEC_NR) - { - dp_next_iovec(iovp); - i= 0; - continue; - } - assert(i < iovp->iod_iovec_s); - if (offset >= iovp->iod_iovec[i].iov_size) - { - offset -= iovp->iod_iovec[i].iov_size; - i++; - continue; - } - bytes = iovp->iod_iovec[i].iov_size - offset; - if (bytes > count) - bytes = count; - - do_vir_insb(dep->de_data_port, iovp->iod_proc_nr, - iovp->iod_iovec[i].iov_addr + offset, bytes); - count -= bytes; - offset += bytes; - } - assert(count == 0); -} - -/*===========================================================================* - * dp_pio16_nic2user * - *===========================================================================*/ -static void dp_pio16_nic2user(dep, nic_addr, iovp, offset, count) -dpeth_t *dep; -int nic_addr; -iovec_dat_t *iovp; -vir_bytes offset; -vir_bytes count; -{ - vir_bytes vir_user; - vir_bytes ecount; - int i, r, bytes, user_proc; - u8_t two_bytes[2]; - int odd_byte; - - ecount= (count+1) & ~1; - odd_byte= 0; - - outb_reg0(dep, DP_RBCR0, ecount & 0xFF); - outb_reg0(dep, DP_RBCR1, ecount >> 8); - outb_reg0(dep, DP_RSAR0, nic_addr & 0xFF); - outb_reg0(dep, DP_RSAR1, nic_addr >> 8); - outb_reg0(dep, DP_CR, CR_DM_RR | CR_PS_P0 | CR_STA); - - i= 0; - while (count > 0) - { - if (i >= IOVEC_NR) - { - dp_next_iovec(iovp); - i= 0; - continue; - } - assert(i < iovp->iod_iovec_s); - if (offset >= iovp->iod_iovec[i].iov_size) - { - offset -= iovp->iod_iovec[i].iov_size; - i++; - continue; - } - bytes = iovp->iod_iovec[i].iov_size - offset; - if (bytes > count) - bytes = count; - - user_proc= iovp->iod_proc_nr; - vir_user= iovp->iod_iovec[i].iov_addr + offset; - if (odd_byte) - { - r= sys_vircopy(SELF, D, (vir_bytes)&two_bytes[1], - user_proc, D, vir_user, 1); - if (r != OK) - { - panic("DP8390", - "dp_pio16_nic2user: sys_vircopy failed", - r); - } - count--; - offset++; - bytes--; - vir_user++; - odd_byte= 0; - if (!bytes) - continue; - } - ecount= bytes & ~1; - if (ecount != 0) - { - do_vir_insw(dep->de_data_port, user_proc, vir_user, - ecount); - count -= ecount; - offset += ecount; - bytes -= ecount; - vir_user += ecount; - } - if (bytes) - { - assert(bytes == 1); - *(u16_t *)two_bytes= inw(dep->de_data_port); - r= sys_vircopy(SELF, D, (vir_bytes)&two_bytes[0], - user_proc, D, vir_user, 1); - if (r != OK) - { - panic("DP8390", - "dp_pio16_nic2user: sys_vircopy failed", - r); - } - count--; - offset++; - bytes--; - vir_user++; - odd_byte= 1; - } - } - assert(count == 0); -} - -/*===========================================================================* - * dp_next_iovec * - *===========================================================================*/ -static void dp_next_iovec(iovp) -iovec_dat_t *iovp; -{ - assert(iovp->iod_iovec_s > IOVEC_NR); - - 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 > IOVEC_NR ? IOVEC_NR : iovp->iod_iovec_s) * - sizeof(iovec_t), iovp->iod_iovec); -} - -/*===========================================================================* - * conf_hw * - *===========================================================================*/ -static void conf_hw(dep) -dpeth_t *dep; -{ - static eth_stat_t empty_stat = {0, 0, 0, 0, 0, 0 /* ,... */ }; - - int ifnr; - dp_conf_t *dcp; - - dep->de_mode= DEM_DISABLED; /* Superfluous */ - ifnr= dep-de_table; - - dcp= &dp_conf[ifnr]; - update_conf(dep, dcp); - if (dep->de_mode != DEM_ENABLED) - return; - if (!wdeth_probe(dep) && !ne_probe(dep) && !el2_probe(dep)) - { - printf("%s: No ethernet card found at 0x%x\n", - dep->de_name, dep->de_base_port); - dep->de_mode= DEM_DISABLED; - return; - } - -/* XXX */ if (dep->de_linmem == 0) dep->de_linmem= 0xFFFF0000; - - dep->de_flags = DEF_EMPTY; - dep->de_stat = empty_stat; -} - -/*===========================================================================* - * update_conf * - *===========================================================================*/ -static void update_conf(dep, dcp) -dpeth_t *dep; -dp_conf_t *dcp; -{ - long v; - static char dpc_fmt[] = "x:d:x:x"; - -#if ENABLE_PCI - if (dep->de_pci) - { - if (dep->de_pci == 1) - { - /* PCI device is present */ - dep->de_mode= DEM_ENABLED; - } - return; /* Already configured */ - } -#endif - - /* Get the default settings and modify them from the environment. */ - dep->de_mode= DEM_SINK; - v= dcp->dpc_port; - switch (env_parse(dcp->dpc_envvar, dpc_fmt, 0, &v, 0x0000L, 0xFFFFL)) { - case EP_OFF: - dep->de_mode= DEM_DISABLED; - break; - case EP_ON: - case EP_SET: - dep->de_mode= DEM_ENABLED; /* Might become disabled if - * all probes fail */ - break; - } - dep->de_base_port= v; - - v= dcp->dpc_irq | DEI_DEFAULT; - (void) env_parse(dcp->dpc_envvar, dpc_fmt, 1, &v, 0L, - (long) NR_IRQ_VECTORS - 1); - dep->de_irq= v; - - v= dcp->dpc_mem; - (void) env_parse(dcp->dpc_envvar, dpc_fmt, 2, &v, 0L, 0xFFFFFL); - dep->de_linmem= v; - - v= 0; - (void) env_parse(dcp->dpc_envvar, dpc_fmt, 3, &v, 0x2000L, 0x8000L); - dep->de_ramsize= v; -} - -/*===========================================================================* - * calc_iovec_size * - *===========================================================================*/ -static int calc_iovec_size(iovp) -iovec_dat_t *iovp; -{ - /* Calculate the size of a request. Note that the iovec_dat - * structure will be unusable after calc_iovec_size. - */ - int size; - int i; - - size= 0; - i= 0; - while (i < iovp->iod_iovec_s) - { - if (i >= IOVEC_NR) - { - dp_next_iovec(iovp); - i= 0; - continue; - } - size += iovp->iod_iovec[i].iov_size; - i++; - } - return size; -} - -/*===========================================================================* - * reply * - *===========================================================================*/ -static void reply(dep, err, may_block) -dpeth_t *dep; -int err; -int may_block; -{ - message reply; - int status; - int r; - - status = 0; - if (dep->de_flags & DEF_PACK_SEND) - status |= DL_PACK_SEND; - if (dep->de_flags & DEF_PACK_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; - reply.DL_CLCK = 0; /* Don't know */ - r= send(dep->de_client, &reply); - - if (r == ELOCKED && may_block) - { -#if 0 - printf("send locked\n"); -#endif - return; - } - - if (r < 0) - panic("", "dp8390: send failed:", r); - - dep->de_read_s = 0; - dep->de_flags &= ~(DEF_PACK_SEND | DEF_PACK_RECV); -} - -/*===========================================================================* - * mess_reply * - *===========================================================================*/ -static void mess_reply(req, reply_mess) -message *req; -message *reply_mess; -{ - if (send(req->m_source, reply_mess) != OK) - panic("", "dp8390: unable to mess_reply", NO_NUM); -} - -/*===========================================================================* - * get_userdata * - *===========================================================================*/ -static void get_userdata(user_proc, user_addr, count, loc_addr) -int user_proc; -vir_bytes user_addr; -vir_bytes count; -void *loc_addr; -{ - int r; - - r= sys_vircopy(user_proc, D, user_addr, - SELF, D, (vir_bytes)loc_addr, count); - if (r != OK) - panic("DP8390", "get_userdata: sys_vircopy failed", r); -} - -/*===========================================================================* - * put_userdata * - *===========================================================================*/ -static void put_userdata(user_proc, user_addr, count, loc_addr) -int user_proc; -vir_bytes user_addr; -vir_bytes count; -void *loc_addr; -{ - int r; - - r= sys_vircopy(SELF, D, (vir_bytes)loc_addr, - user_proc, D, user_addr, count); - if (r != OK) - panic("DP8390", "put_userdata: sys_vircopy failed", r); -} - -u8_t inb(port_t port) -{ - int r; - u32_t value; - - r= sys_inb(port, &value); - if (r != OK) - panic("DP8390","sys_inb failed", r); - return value; -} - -u16_t inw(port_t port) -{ - int r; - unsigned long value; - - r= sys_inw(port, &value); - if (r != OK) - panic("DP8390", "sys_inw failed", r); - return (u16_t) value; -} - -void outb(port_t port, u8_t value) -{ - int r; - - r= sys_outb(port, value); - if (r != OK) - panic("DP8390", "sys_outb failed", r); -} - -void outw(port_t port, u16_t value) -{ - int r; - - r= sys_outw(port, value); - if (r != OK) - panic("DP8390", "sys_outw failed", r); -} - -static void insb(port_t port, void *buf, size_t size) -{ - do_vir_insb(port, SELF, (vir_bytes)buf, size); -} - -static void insw(port_t port, void *buf, size_t size) -{ - do_vir_insw(port, SELF, (vir_bytes)buf, size); -} - -static void do_vir_insb(port_t port, int proc, vir_bytes buf, size_t size) -{ - int r; - - r= sys_sdevio(DIO_INPUT, port, DIO_BYTE, proc, (void *)buf, size); - if (r != OK) - panic("DP8390", "sys_sdevio failed", r); -} - -static void do_vir_insw(port_t port, int proc, vir_bytes buf, size_t size) -{ - int r; - - r= sys_sdevio(DIO_INPUT, port, DIO_WORD, proc, (void *)buf, size); - if (r != OK) - panic("DP8390", "sys_sdevio failed", r); -} - -static void do_vir_outsb(port_t port, int proc, vir_bytes buf, size_t size) -{ - int r; - - r= sys_sdevio(DIO_OUTPUT, port, DIO_BYTE, proc, (void *)buf, size); - if (r != OK) - panic("DP8390", "sys_sdevio failed", r); -} - -static void do_vir_outsw(port_t port, int proc, vir_bytes buf, size_t size) -{ - int r; - - r= sys_sdevio(DIO_OUTPUT, port, DIO_WORD, proc, (void *)buf, size); - if (r != OK) - panic("DP8390", "sys_sdevio failed", r); -} - -/* - * $PchId: dp8390.c,v 1.25 2005/02/10 17:32:07 philip Exp $ - */ Index: trunk/minix/drivers/dp8390/dp8390.h =================================================================== --- trunk/minix/drivers/dp8390/dp8390.h (revision 9) +++ (revision ) @@ -1,297 +1,0 @@ -/* -dp8390.h - -Created: before Dec 28, 1992 by Philip Homburg -*/ - -/* National Semiconductor DP8390 Network Interface Controller. */ - - /* Page 0, for reading ------------- */ -#define DP_CR 0x0 /* Read side of Command Register */ -#define DP_CLDA0 0x1 /* Current Local Dma Address 0 */ -#define DP_CLDA1 0x2 /* Current Local Dma Address 1 */ -#define DP_BNRY 0x3 /* Boundary Pointer */ -#define DP_TSR 0x4 /* Transmit Status Register */ -#define DP_NCR 0x5 /* Number of Collisions Register */ -#define DP_FIFO 0x6 /* Fifo ?? */ -#define DP_ISR 0x7 /* Interrupt Status Register */ -#define DP_CRDA0 0x8 /* Current Remote Dma Address 0 */ -#define DP_CRDA1 0x9 /* Current Remote Dma Address 1 */ -#define DP_DUM1 0xA /* unused */ -#define DP_DUM2 0xB /* unused */ -#define DP_RSR 0xC /* Receive Status Register */ -#define DP_CNTR0 0xD /* Tally Counter 0 */ -#define DP_CNTR1 0xE /* Tally Counter 1 */ -#define DP_CNTR2 0xF /* Tally Counter 2 */ - - /* Page 0, for writing ------------- */ -#define DP_CR 0x0 /* Write side of Command Register */ -#define DP_PSTART 0x1 /* Page Start Register */ -#define DP_PSTOP 0x2 /* Page Stop Register */ -#define DP_BNRY 0x3 /* Boundary Pointer */ -#define DP_TPSR 0x4 /* Transmit Page Start Register */ -#define DP_TBCR0 0x5 /* Transmit Byte Count Register 0 */ -#define DP_TBCR1 0x6 /* Transmit Byte Count Register 1 */ -#define DP_ISR 0x7 /* Interrupt Status Register */ -#define DP_RSAR0 0x8 /* Remote Start Address Register 0 */ -#define DP_RSAR1 0x9 /* Remote Start Address Register 1 */ -#define DP_RBCR0 0xA /* Remote Byte Count Register 0 */ -#define DP_RBCR1 0xB /* Remote Byte Count Register 1 */ -#define DP_RCR 0xC /* Receive Configuration Register */ -#define DP_TCR 0xD /* Transmit Configuration Register */ -#define DP_DCR 0xE /* Data Configuration Register */ -#define DP_IMR 0xF /* Interrupt Mask Register */ - - /* Page 1, read/write -------------- */ -#define DP_CR 0x0 /* Command Register */ -#define DP_PAR0 0x1 /* Physical Address Register 0 */ -#define DP_PAR1 0x2 /* Physical Address Register 1 */ -#define DP_PAR2 0x3 /* Physical Address Register 2 */ -#define DP_PAR3 0x4 /* Physical Address Register 3 */ -#define DP_PAR4 0x5 /* Physical Address Register 4 */ -#define DP_PAR5 0x6 /* Physical Address Register 5 */ -#define DP_CURR 0x7 /* Current Page Register */ -#define DP_MAR0 0x8 /* Multicast Address Register 0 */ -#define DP_MAR1 0x9 /* Multicast Address Register 1 */ -#define DP_MAR2 0xA /* Multicast Address Register 2 */ -#define DP_MAR3 0xB /* Multicast Address Register 3 */ -#define DP_MAR4 0xC /* Multicast Address Register 4 */ -#define DP_MAR5 0xD /* Multicast Address Register 5 */ -#define DP_MAR6 0xE /* Multicast Address Register 6 */ -#define DP_MAR7 0xF /* 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_NOP 0x00 /* DMA: No Operation */ -#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_DM_ABORT 0x20 /* DMA: Abort 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 */ -#define CR_PS_T1 0xC0 /* Test Mode Register Map */ - -/* Bits in dp_isr */ -#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 iEnable */ -#define IMR_PTXE 0x02 /* Packet Transmitted iEnable */ -#define IMR_RXEE 0x04 /* Receive Error iEnable */ -#define IMR_TXEE 0x08 /* Transmit Error iEnable */ -#define IMR_OVWE 0x10 /* Overwrite Warning iEnable */ -#define IMR_CNTE 0x20 /* Counter Overflow iEnable */ -#define IMR_RDCE 0x40 /* DMA Complete iEnable */ - -/* 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 - * Called Loopback Select (LS) in - * later manuals. Should be set. */ -#define DCR_AR 0x10 /* Autoinitialize Remote */ -#define DCR_FTS 0x60 /* Fifo Threshold Select */ -#define DCR_2BYTES 0x00 /* 2 bytes */ -#define DCR_4BYTES 0x40 /* 4 bytes */ -#define DCR_8BYTES 0x20 /* 8 bytes */ -#define DCR_12BYTES 0x60 /* 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 Disable */ -#define TCR_OFST 0x10 /* Collision Offset Enable (be nice) */ - -/* Bits in dp_tsr */ -#define TSR_PTX 0x01 /* Packet Transmitted (without error)*/ -#define TSR_DFR 0x02 /* Transmit Deferred, reserved in - * later manuals. */ -#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 tp_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 */ -#define RSR_DFR 0x80 /* In later manuals: Deferring */ - -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; - -#define DP_PAGESIZE 256 - -/* 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)) - -/* Software interface to the dp8390 driver */ - -struct dpeth; -struct iovec_dat; -_PROTOTYPE( typedef void (*dp_initf_t), (struct dpeth *dep) ); -_PROTOTYPE( typedef void (*dp_stopf_t), (struct dpeth *dep) ); -_PROTOTYPE( typedef void (*dp_user2nicf_t), (struct dpeth *dep, - struct iovec_dat *iovp, vir_bytes offset, - int nic_addr, vir_bytes count) ); -_PROTOTYPE( typedef void (*dp_nic2userf_t), (struct dpeth *dep, - int nic_addr, struct iovec_dat *iovp, - vir_bytes offset, vir_bytes count) ); -#if 0 -_PROTOTYPE( typedef void (*dp_getheaderf_t), (struct dpeth *dep, - int page, struct dp_rcvhdr *h, u16_t *eth_type) ); -#endif -_PROTOTYPE( typedef void (*dp_getblock_t), (struct dpeth *dep, - int page, size_t offset, size_t size, void *dst) ); - -/* iovectors are handled IOVEC_NR entries at a time. */ -#define IOVEC_NR 16 - -typedef int irq_hook_t; - -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; - -#define SENDQ_NR 2 /* Maximum size of the send queue */ -#define SENDQ_PAGES 6 /* 6 * DP_PAGESIZE >= 1514 bytes */ - -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. - */ - port_t de_base_port; - phys_bytes de_linmem; - int de_irq; - int de_int_pending; - irq_hook_t de_hook; - dp_initf_t de_initf; - dp_stopf_t de_stopf; - int de_prog_IO; - char de_name[sizeof("dp8390#n")]; - - /* The initf function fills the following fields. Only cards that do - * programmed I/O fill in the de_pata_port field. - * In addition, the init routine has to fill in the sendq data - * structures. - */ - ether_addr_t de_address; - port_t de_dp8390_port; - port_t de_data_port; - int de_16bit; - int de_ramsize; - int de_offset_page; - int de_startpage; - int de_stoppage; - -#if ENABLE_PCI - /* PCI config */ - char de_pci; /* TRUE iff PCI device */ - u8_t de_pcibus; - u8_t de_pcidev; - u8_t de_pcifunc; -#endif - - /* 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 */ - - /* Fields for internal use by the dp8390 driver. */ - int de_flags; - int de_mode; - eth_stat_t de_stat; - iovec_dat_t de_read_iovec; - iovec_dat_t de_write_iovec; - iovec_dat_t de_tmp_iovec; - vir_bytes de_read_s; - int de_client; - message de_sendmsg; - dp_user2nicf_t de_user2nicf; - dp_nic2userf_t de_nic2userf; - dp_getblock_t de_getblockf; -} dpeth_t; - -#define DEI_DEFAULT 0x8000 - -#define DEF_EMPTY 0x000 -#define DEF_PACK_SEND 0x001 -#define DEF_PACK_RECV 0x002 -#define DEF_SEND_AVAIL 0x004 -#define DEF_READING 0x010 -#define DEF_PROMISC 0x040 -#define DEF_MULTI 0x080 -#define DEF_BROAD 0x100 -#define DEF_ENABLED 0x200 -#define DEF_STOPPED 0x400 - -#define DEM_DISABLED 0x0 -#define DEM_SINK 0x1 -#define DEM_ENABLED 0x2 - -#if !__minix_vmd -#define debug 0 /* Standard Minix lacks debug variable */ -#endif - -/* - * $PchId: dp8390.h,v 1.10 2005/02/10 17:26:06 philip Exp $ - */ Index: trunk/minix/drivers/dp8390/local.h =================================================================== --- trunk/minix/drivers/dp8390/local.h (revision 9) +++ (revision ) @@ -1,30 +1,0 @@ -/* -local.h -*/ - -#define ENABLE_WDETH 1 -#define ENABLE_NE2000 1 -#define ENABLE_3C503 1 -#define ENABLE_PCI 1 - -struct dpeth; - -/* 3c503.c */ -_PROTOTYPE( int el2_probe, (struct dpeth* dep) ); - -/* dp8390.c */ -_PROTOTYPE( u8_t inb, (port_t port) ); -_PROTOTYPE( u16_t inw, (port_t port) ); -_PROTOTYPE( void outb, (port_t port, u8_t v) ); -_PROTOTYPE( void outw, (port_t port, u16_t v) ); - -/* ne2000.c */ -_PROTOTYPE( int ne_probe, (struct dpeth *dep) ); -_PROTOTYPE( void ne_init, (struct dpeth *dep) ); - -/* rtl8029.c */ -_PROTOTYPE( int rtl_probe, (struct dpeth *dep) ); - -/* wdeth.c */ -_PROTOTYPE( int wdeth_probe, (struct dpeth* dep) ); - Index: trunk/minix/drivers/dp8390/ne2000.c =================================================================== --- trunk/minix/drivers/dp8390/ne2000.c (revision 9) +++ (revision ) @@ -1,330 +1,0 @@ -/* -ne2000.c - -Driver for the ne2000 ethernet cards. This file contains only the ne2000 -specific code, the rest is in dp8390.c - -Created: March 15, 1994 by Philip Homburg -*/ - -#include "../drivers.h" - -#include -#include -#if __minix_vmd -#include "config.h" -#endif - -#include "local.h" -#include "dp8390.h" -#include "ne2000.h" - -#if ENABLE_NE2000 - -#define N 100 - -#define MILLIS_TO_TICKS(m) (((m)*HZ/1000)+1) - -_PROTOTYPE( typedef int (*testf_t), (dpeth_t *dep, int pos, u8_t *pat) ); - -u8_t pat0[]= { 0x00, 0x00, 0x00, 0x00 }; -u8_t pat1[]= { 0xFF, 0xFF, 0xFF, 0xFF }; -u8_t pat2[]= { 0xA5, 0x5A, 0x69, 0x96 }; -u8_t pat3[]= { 0x96, 0x69, 0x5A, 0xA5 }; - -_PROTOTYPE( static int test_8, (dpeth_t *dep, int pos, u8_t *pat) ); -_PROTOTYPE( static int test_16, (dpeth_t *dep, int pos, u8_t *pat) ); -_PROTOTYPE( static void ne_stop, (dpeth_t *dep) ); -_PROTOTYPE( static void milli_delay, (unsigned long millis) ); - -/*===========================================================================* - * ne_probe * - *===========================================================================*/ -int ne_probe(dep) -dpeth_t *dep; -{ - int byte; - int i; - int loc1, loc2; - testf_t f; - - dep->de_dp8390_port= dep->de_base_port + NE_DP8390; - - /* We probe for an ne1000 or an ne2000 by testing whether the - * on board is reachable through the dp8390. Note that the - * ne1000 is an 8bit card and has a memory region distict from - * the 16bit ne2000 - */ - - for (dep->de_16bit= 0; dep->de_16bit < 2; dep->de_16bit++) - { - /* Reset the ethernet card */ - byte= inb_ne(dep, NE_RESET); - milli_delay(2); - outb_ne(dep, NE_RESET, byte); - milli_delay(2); - - /* Reset the dp8390 */ - outb_reg0(dep, DP_CR, CR_STP | CR_DM_ABORT); - for (i= 0; i < 0x1000 && ((inb_reg0(dep, DP_ISR) & ISR_RST) == 0); i++) - ; /* Do nothing */ - - /* Check if the dp8390 is really there */ - if ((inb_reg0(dep, DP_CR) & (CR_STP|CR_DM_ABORT)) != - (CR_STP|CR_DM_ABORT)) - { - return 0; - } - - /* Disable the receiver and init TCR and DCR. */ - outb_reg0(dep, DP_RCR, RCR_MON); - outb_reg0(dep, DP_TCR, TCR_NORMAL); - if (dep->de_16bit) - { - outb_reg0(dep, DP_DCR, DCR_WORDWIDE | DCR_8BYTES | - DCR_BMS); - } - else - { - outb_reg0(dep, DP_DCR, DCR_BYTEWIDE | DCR_8BYTES | - DCR_BMS); - } - - if (dep->de_16bit) - { - loc1= NE2000_START; - loc2= NE2000_START + NE2000_SIZE - 4; - f= test_16; - } - else - { - loc1= NE1000_START; - loc2= NE1000_START + NE1000_SIZE - 4; - f= test_8; - } - if (f(dep, loc1, pat0) && f(dep, loc1, pat1) && - f(dep, loc1, pat2) && f(dep, loc1, pat3) && - f(dep, loc2, pat0) && f(dep, loc2, pat1) && - f(dep, loc2, pat2) && f(dep, loc2, pat3)) - { - /* We don't need a memory segment */ - dep->de_linmem= 0; - if (!dep->de_pci) - dep->de_initf= ne_init; - dep->de_stopf= ne_stop; - dep->de_prog_IO= 1; - return 1; - } - } - return 0; -} - -/*===========================================================================* - * ne_init * - *===========================================================================*/ -void ne_init(dep) -dpeth_t *dep; -{ - int i; - int word, sendq_nr; - - /* Setup a transfer to get the ethernet address. */ - if (dep->de_16bit) - outb_reg0(dep, DP_RBCR0, 6*2); - else - outb_reg0(dep, DP_RBCR0, 6); - outb_reg0(dep, DP_RBCR1, 0); - outb_reg0(dep, DP_RSAR0, 0); - outb_reg0(dep, DP_RSAR1, 0); - outb_reg0(dep, DP_CR, CR_DM_RR | CR_PS_P0 | CR_STA); - - for (i= 0; i<6; i++) - { - if (dep->de_16bit) - { - word= inw_ne(dep, NE_DATA); - dep->de_address.ea_addr[i]= word; - } - else - { - dep->de_address.ea_addr[i] = inb_ne(dep, NE_DATA); - } - } - 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; - } - - /* 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; ide_sendq[i].sq_sendpage= dep->de_offset_page + - i*SENDQ_PAGES; - } - - dep->de_startpage= dep->de_offset_page + i*SENDQ_PAGES; - dep->de_stoppage= dep->de_offset_page + dep->de_ramsize / DP_PAGESIZE; - - /* Can't override the default IRQ. */ - dep->de_irq &= ~DEI_DEFAULT; - - if (!debug) - { - printf("%s: NE%d000 at %X:%d\n", - dep->de_name, dep->de_16bit ? 2 : 1, - dep->de_base_port, dep->de_irq); - } - else - { - printf("%s: Novell NE%d000 ethernet card at I/O address " - "0x%X, memory size 0x%X, irq %d\n", - dep->de_name, dep->de_16bit ? 2 : 1, - dep->de_base_port, dep->de_ramsize, dep->de_irq); - } -} - -/*===========================================================================* - * test_8 * - *===========================================================================*/ -static int test_8(dep, pos, pat) -dpeth_t *dep; -int pos; -u8_t *pat; -{ - u8_t buf[4]; - int i; - int r; - - outb_reg0(dep, DP_ISR, 0xFF); - - /* Setup a transfer to put the pattern. */ - outb_reg0(dep, DP_RBCR0, 4); - outb_reg0(dep, DP_RBCR1, 0); - outb_reg0(dep, DP_RSAR0, pos & 0xFF); - outb_reg0(dep, DP_RSAR1, pos >> 8); - outb_reg0(dep, DP_CR, CR_DM_RW | CR_PS_P0 | CR_STA); - - for (i= 0; i<4; i++) - outb_ne(dep, NE_DATA, pat[i]); - - for (i= 0; ide_name); - } - return 0; - } - - outb_reg0(dep, DP_RBCR0, 4); - outb_reg0(dep, DP_RBCR1, 0); - outb_reg0(dep, DP_RSAR0, pos & 0xFF); - outb_reg0(dep, DP_RSAR1, pos >> 8); - outb_reg0(dep, DP_CR, CR_DM_RR | CR_PS_P0 | CR_STA); - - for (i= 0; i<4; i++) - buf[i]= inb_ne(dep, NE_DATA); - - r= (memcmp(buf, pat, 4) == 0); - return r; -} - -/*===========================================================================* - * test_16 * - *===========================================================================*/ -static int test_16(dep, pos, pat) -dpeth_t *dep; -int pos; -u8_t *pat; -{ - u8_t buf[4]; - int i; - int r; - - outb_reg0(dep, DP_ISR, 0xFF); - - /* Setup a transfer to put the pattern. */ - outb_reg0(dep, DP_RBCR0, 4); - outb_reg0(dep, DP_RBCR1, 0); - outb_reg0(dep, DP_RSAR0, pos & 0xFF); - outb_reg0(dep, DP_RSAR1, pos >> 8); - outb_reg0(dep, DP_CR, CR_DM_RW | CR_PS_P0 | CR_STA); - - for (i= 0; i<4; i += 2) - { - outw_ne(dep, NE_DATA, *(u16_t *)(pat+i)); - } - - for (i= 0; ide_name); - } - return 0; - } - - outb_reg0(dep, DP_RBCR0, 4); - outb_reg0(dep, DP_RBCR1, 0); - outb_reg0(dep, DP_RSAR0, pos & 0xFF); - outb_reg0(dep, DP_RSAR1, pos >> 8); - outb_reg0(dep, DP_CR, CR_DM_RR | CR_PS_P0 | CR_STA); - - for (i= 0; i<4; i += 2) - { - *(u16_t *)(buf+i)= inw_ne(dep, NE_DATA); - } - - r= (memcmp(buf, pat, 4) == 0); - return r; -} - -/*===========================================================================* - * ne_stop * - *===========================================================================*/ -static void ne_stop(dep) -dpeth_t *dep; -{ - int byte; - - /* Reset the ethernet card */ - byte= inb_ne(dep, NE_RESET); - milli_delay(2); - outb_ne(dep, NE_RESET, byte); -} - -static void milli_delay(unsigned long millis) -{ - tickdelay(MILLIS_TO_TICKS(millis)); -} - -#endif /* ENABLE_NE2000 */ - -/* - * $PchId: ne2000.c,v 1.10 2004/08/03 12:03:00 philip Exp $ - */ Index: trunk/minix/drivers/dp8390/ne2000.h =================================================================== --- trunk/minix/drivers/dp8390/ne2000.h (revision 9) +++ (revision ) @@ -1,28 +1,0 @@ -/* -ne2000.h - -Created: March 15, 1994 by Philip Homburg -*/ - -#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 */ - -/* - * $PchId: ne2000.h,v 1.4 2004/08/03 12:03:20 philip Exp $ - */ Index: trunk/minix/drivers/dp8390/rtl8029.c =================================================================== --- trunk/minix/drivers/dp8390/rtl8029.c (revision 9) +++ (revision ) @@ -1,378 +1,0 @@ -/* -rtl8029.c - -Initialization of PCI DP8390-based ethernet cards - -Created: April 2000 by Philip Homburg -*/ - -#include "../drivers.h" - -#include -#include -#include -#include -#include - -#include "assert.h" - -#include "local.h" -#include "dp8390.h" -#include "rtl8029.h" - -#if ENABLE_PCI - -#define MICROS_TO_TICKS(m) (((m)*HZ/1000000)+1) - -PRIVATE struct pcitab -{ - u16_t vid; - u16_t did; - int checkclass; -} pcitab[]= -{ - { 0x10ec, 0x8029, 0 }, /* Realtek RTL8029 */ - - { 0x0000, 0x0000, 0 } -}; - -_PROTOTYPE( static void rtl_init, (struct dpeth *dep) ); -_PROTOTYPE( static u16_t get_ee_word, (dpeth_t *dep, int a) ); -_PROTOTYPE( static void ee_wen, (dpeth_t *dep) ); -_PROTOTYPE( static void set_ee_word, (dpeth_t *dep, int a, U16_t w) ); -_PROTOTYPE( static void ee_wds, (dpeth_t *dep) ); -_PROTOTYPE( static void micro_delay, (unsigned long usecs) ); - -PUBLIC int rtl_probe(dep) -struct dpeth *dep; -{ - int i, r, devind, just_one; - u16_t vid, did; - u32_t bar; - u8_t ilr; - char *dname; - - pci_init(); - - if ((dep->de_pcibus | dep->de_pcidev | dep->de_pcifunc) != 0) - { - /* Look for specific PCI device */ - r= pci_find_dev(dep->de_pcibus, dep->de_pcidev, - dep->de_pcifunc, &devind); - if (r == 0) - { - printf("%s: no PCI found at %d.%d.%d\n", - dep->de_name, dep->de_pcibus, - dep->de_pcidev, dep->de_pcifunc); - return 0; - } - pci_ids(devind, &vid, &did); - just_one= TRUE; - } - else - { - r= pci_first_dev(&devind, &vid, &did); - if (r == 0) - return 0; - just_one= FALSE; - } - - for(;;) - { - for (i= 0; pcitab[i].vid != 0; i++) - { - if (pcitab[i].vid != vid) - continue; - if (pcitab[i].did != did) - continue; - if (pcitab[i].checkclass) - { - panic("", - "rtl_probe: class check not implemented", - NO_NUM); - } - break; - } - if (pcitab[i].vid != 0) - break; - - if (just_one) - { - printf( - "%s: wrong PCI device (%04X/%04X) found at %d.%d.%d\n", - dep->de_name, vid, did, - dep->de_pcibus, - dep->de_pcidev, dep->de_pcifunc); - return 0; - } - - r= pci_next_dev(&devind, &vid, &did); - if (!r) - return 0; - } - - dname= pci_dev_name(vid, did); - if (!dname) - dname= "unknown device"; - printf("%s: %s (%04X/%04X) at %s\n", - dep->de_name, dname, vid, did, pci_slot_name(devind)); - pci_reserve(devind); - /* printf("cr = 0x%x\n", pci_attr_r16(devind, PCI_CR)); */ - bar= pci_attr_r32(devind, PCI_BAR) & 0xffffffe0; - - if (bar < 0x400) - panic("", "base address is not properly configured", NO_NUM); - - dep->de_base_port= bar; - - ilr= pci_attr_r8(devind, PCI_ILR); - dep->de_irq= ilr; - if (debug) - { - printf("%s: using I/O address 0x%lx, IRQ %d\n", - dep->de_name, (unsigned long)bar, ilr); - } - dep->de_initf= rtl_init; - - return TRUE; -} - -static void rtl_init(dep) -dpeth_t *dep; -{ - u8_t reg_a, reg_b, cr, config0, config2, config3; - int i; - -#if DEBUG - printf("rtl_init called\n"); -#endif - ne_init(dep); - - /* ID */ - outb_reg0(dep, DP_CR, CR_PS_P0); - reg_a = inb_reg0(dep, DP_DUM1); - reg_b = inb_reg0(dep, DP_DUM2); - -#if DEBUG - printf("rtl_init: '%c', '%c'\n", reg_a, reg_b); -#endif - - outb_reg0(dep, DP_CR, CR_PS_P3); - config0 = inb_reg3(dep, 3); - config2 = inb_reg3(dep, 5); - config3 = inb_reg3(dep, 6); - outb_reg0(dep, DP_CR, CR_PS_P0); - -#if DEBUG - printf("rtl_init: config 0/2/3 = %x/%x/%x\n", - config0, config2, config3); -#endif - - if (getenv("RTL8029FD")) - { - printf("rtl_init: setting full-duplex mode\n"); - outb_reg0(dep, DP_CR, CR_PS_P3); - - cr= inb_reg3(dep, 1); - outb_reg3(dep, 1, cr | 0xc0); - - outb_reg3(dep, 6, config3 | 0x40); - config3 = inb_reg3(dep, 6); - - config2= inb_reg3(dep, 5); - outb_reg3(dep, 5, config2 | 0x20); - config2= inb_reg3(dep, 5); - - outb_reg3(dep, 1, cr); - - outb_reg0(dep, DP_CR, CR_PS_P0); - -#if DEBUG - printf("rtl_init: config 2 = %x\n", config2); - printf("rtl_init: config 3 = %x\n", config3); -#endif - } - -#if DEBUG - for (i= 0; i<64; i++) - printf("%x ", get_ee_word(dep, i)); - printf("\n"); -#endif - - if (getenv("RTL8029MN")) - { - ee_wen(dep); - - set_ee_word(dep, 0x78/2, 0x10ec); - set_ee_word(dep, 0x7A/2, 0x8029); - set_ee_word(dep, 0x7C/2, 0x10ec); - set_ee_word(dep, 0x7E/2, 0x8029); - - ee_wds(dep); - - assert(get_ee_word(dep, 0x78/2) == 0x10ec); - assert(get_ee_word(dep, 0x7A/2) == 0x8029); - assert(get_ee_word(dep, 0x7C/2) == 0x10ec); - assert(get_ee_word(dep, 0x7E/2) == 0x8029); - } - - if (getenv("RTL8029XXX")) - { - ee_wen(dep); - - set_ee_word(dep, 0x76/2, 0x8029); - - ee_wds(dep); - - assert(get_ee_word(dep, 0x76/2) == 0x8029); - } -} - -static u16_t get_ee_word(dep, a) -dpeth_t *dep; -int a; -{ - int b, i, cmd; - u16_t w; - - outb_reg0(dep, DP_CR, CR_PS_P3); /* Bank 3 */ - - /* Switch to 9346 mode and enable CS */ - outb_reg3(dep, 1, 0x80 | 0x8); - - cmd= 0x180 | (a & 0x3f); /* 1 1 0 a5 a4 a3 a2 a1 a0 */ - for (i= 8; i >= 0; i--) - { - b= (cmd & (1 << i)); - b= (b ? 2 : 0); - - /* Cmd goes out on the rising edge of the clock */ - outb_reg3(dep, 1, 0x80 | 0x8 | b); - outb_reg3(dep, 1, 0x80 | 0x8 | 0x4 | b); - } - outb_reg3(dep, 1, 0x80 | 0x8); /* End of cmd */ - - w= 0; - for (i= 0; i<16; i++) - { - w <<= 1; - - /* Data is shifted out on the rising edge. Read at the - * falling edge. - */ - outb_reg3(dep, 1, 0x80 | 0x8 | 0x4); - outb_reg3(dep, 1, 0x80 | 0x8 | b); - b= inb_reg3(dep, 1); - w |= (b & 1); - } - - outb_reg3(dep, 1, 0x80); /* drop CS */ - outb_reg3(dep, 1, 0x00); /* back to normal */ - outb_reg0(dep, DP_CR, CR_PS_P0); /* back to bank 0 */ - - return w; -} - -static void ee_wen(dep) -dpeth_t *dep; -{ - int b, i, cmd; - - outb_reg0(dep, DP_CR, CR_PS_P3); /* Bank 3 */ - - /* Switch to 9346 mode and enable CS */ - outb_reg3(dep, 1, 0x80 | 0x8); - - cmd= 0x130; /* 1 0 0 1 1 x x x x */ - for (i= 8; i >= 0; i--) - { - b= (cmd & (1 << i)); - b= (b ? 2 : 0); - - /* Cmd goes out on the rising edge of the clock */ - outb_reg3(dep, 1, 0x80 | 0x8 | b); - outb_reg3(dep, 1, 0x80 | 0x8 | 0x4 | b); - } - outb_reg3(dep, 1, 0x80 | 0x8); /* End of cmd */ - outb_reg3(dep, 1, 0x80); /* Drop CS */ - micro_delay(1); /* Is this required? */ -} - -static void set_ee_word(dep, a, w) -dpeth_t *dep; -int a; -u16_t w; -{ - int b, i, cmd; - - outb_reg3(dep, 1, 0x80 | 0x8); /* Set CS */ - - cmd= 0x140 | (a & 0x3f); /* 1 0 1 a5 a4 a3 a2 a1 a0 */ - for (i= 8; i >= 0; i--) - { - b= (cmd & (1 << i)); - b= (b ? 2 : 0); - - /* Cmd goes out on the rising edge of the clock */ - outb_reg3(dep, 1, 0x80 | 0x8 | b); - outb_reg3(dep, 1, 0x80 | 0x8 | 0x4 | b); - } - for (i= 15; i >= 0; i--) - { - b= (w & (1 << i)); - b= (b ? 2 : 0); - - /* Cmd goes out on the rising edge of the clock */ - outb_reg3(dep, 1, 0x80 | 0x8 | b); - outb_reg3(dep, 1, 0x80 | 0x8 | 0x4 | b); - } - outb_reg3(dep, 1, 0x80 | 0x8); /* End of data */ - outb_reg3(dep, 1, 0x80); /* Drop CS */ - micro_delay(1); /* Is this required? */ - outb_reg3(dep, 1, 0x80 | 0x8); /* Set CS */ - for (i= 0; i<10000; i++) - { - if (inb_reg3(dep, 1) & 1) - break; - micro_delay(1); - } - if (!(inb_reg3(dep, 1) & 1)) - panic("", "set_ee_word: device remains busy", NO_NUM); -} - -static void ee_wds(dep) -dpeth_t *dep; -{ - int b, i, cmd; - - outb_reg0(dep, DP_CR, CR_PS_P3); /* Bank 3 */ - - /* Switch to 9346 mode and enable CS */ - outb_reg3(dep, 1, 0x80 | 0x8); - - cmd= 0x100; /* 1 0 0 0 0 x x x x */ - for (i= 8; i >= 0; i--) - { - b= (cmd & (1 << i)); - b= (b ? 2 : 0); - - /* Cmd goes out on the rising edge of the clock */ - outb_reg3(dep, 1, 0x80 | 0x8 | b); - outb_reg3(dep, 1, 0x80 | 0x8 | 0x4 | b); - } - outb_reg3(dep, 1, 0x80 | 0x8); /* End of cmd */ - outb_reg3(dep, 1, 0x80); /* Drop CS */ - outb_reg3(dep, 1, 0x00); /* back to normal */ - outb_reg0(dep, DP_CR, CR_PS_P0); /* back to bank 0 */ -} - -static void micro_delay(unsigned long usecs) -{ - tickdelay(MICROS_TO_TICKS(usecs)); -} - -#endif /* ENABLE_PCI */ - -/* - * $PchId: rtl8029.c,v 1.7 2004/08/03 12:16:58 philip Exp $ - */ Index: trunk/minix/drivers/dp8390/rtl8029.h =================================================================== --- trunk/minix/drivers/dp8390/rtl8029.h (revision 9) +++ (revision ) @@ -1,15 +1,0 @@ -/* -rtl8029.h - -Created: Sep 2003 by Philip Homburg -*/ - -/* Bits in dp_cr */ -#define CR_PS_P3 0xC0 /* Register Page 3 */ - -#define inb_reg3(dep, reg) (inb (dep->de_dp8390_port+reg)) -#define outb_reg3(dep, reg, data) (outb(dep->de_dp8390_port+reg, data)) - -/* - * $PchId: rtl8029.h,v 1.3 2004/08/03 15:11:06 philip Exp $ - */ Index: trunk/minix/drivers/dp8390/wdeth.c =================================================================== --- trunk/minix/drivers/dp8390/wdeth.c (revision 9) +++ (revision ) @@ -1,362 +1,0 @@ -/* -wdeth.c - -Created: March 14, 1994 by Philip Homburg -*/ - -#include "../drivers.h" - -#include -#include -#include "assert.h" - -#include "local.h" -#include "dp8390.h" -#include "wdeth.h" - -#if ENABLE_WDETH - -#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 int we_int_table[8]= { 9, 3, 5, 7, 10, 11, 15, 4 }; -static 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 0; /* 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 0; /* No ethernet board at this address */ - - dep->de_initf= we_init; - dep->de_stopf= we_stop; - dep->de_prog_IO= 0; - return 1; -} - -/*===========================================================================* - * 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; - - assert(dep->de_mode == DEM_ENABLED); - assert(!(dep->de_flags & DEF_ENABLED)); - - dep->de_address.ea_addr[0] = inb_we(dep, EPL_EA0); - dep->de_address.ea_addr[1] = inb_we(dep, EPL_EA1); - dep->de_address.ea_addr[2] = inb_we(dep, EPL_EA2); - dep->de_address.ea_addr[3] = inb_we(dep, EPL_EA3); - dep->de_address.ea_addr[4] = inb_we(dep, EPL_EA4); - dep->de_address.ea_addr[5] = inb_we(dep, EPL_EA5); - - 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]; -#if DEBUG - { printf("%s: encoded irq= %d\n", dep->de_name, int_nr); } -#endif - 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]; -#if DEBUG - { printf("%s: encoded irq= %d\n", dep->de_name, int_nr); } -#endif - 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; - - if (!debug) - { - printf("%s: WD80%d3 at %X:%d:%lX\n", - dep->de_name, we_type & WET_BRD_16BIT ? 1 : 0, - dep->de_base_port, dep->de_irq, dep->de_linmem); - } - else - { - printf("%s: Western Digital %s%s card %s%s at I/O " - "address 0x%X, memory address 0x%lX, " - "memory size 0x%X, irq %d\n", - dep->de_name, - we_type & WET_BRD_16BIT ? "16-bit " : "", - we_type & WET_ETHERNET ? "Ethernet" : - we_type & WET_STARLAN ? "Starlan" : "Network", - we_type & WET_INTERF_CHIP ? "with an interface chip " : "", - we_type & WET_SLT_16BIT ? "in a 16-bit slot " : "", - dep->de_base_port, dep->de_linmem, dep->de_ramsize, - dep->de_irq); - } - - 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; ide_sendq[i].sq_sendpage= i*SENDQ_PAGES; - - dep->de_startpage= i*SENDQ_PAGES; - dep->de_stoppage= dep->de_ramsize / DP_PAGESIZE; -} - -/*===========================================================================* - * 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); -} - -/*===========================================================================* - * 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); -#if DEBUG - printf("%s: tlb= 0x%x\n", dep->de_name, tlb); -#endif - return tlb == E_TLB_EB || tlb == E_TLB_E || - tlb == E_TLB_SMCE || tlb == E_TLB_SMC8216T || - tlb == E_TLB_SMC8216C; - } - outb_we(dep, EPL_ICR, icr); - return (icr & E_ICR_16BIT); -} - -/*===========================================================================* - * 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_SMC8216T || tlb == E_TLB_SMC8216C; -} - -#endif /* ENABLE_WDETH */ - -/* - * $PchId: wdeth.c,v 1.10 2003/09/10 19:31:50 philip Exp $ - */ Index: trunk/minix/drivers/dp8390/wdeth.h =================================================================== --- trunk/minix/drivers/dp8390/wdeth.h (revision 9) +++ (revision ) @@ -1,94 +1,0 @@ -/* -wdeth.h - -Created: before Dec 28, 1992 by Philip Homburg -*/ - -#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_SMC8216T 0x2A /* SMC 8216 T */ -#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 */ - -/* - * $PchId: wdeth.h,v 1.6 2003/09/10 19:29:52 philip Exp $ - */