source: trunk/minix/drivers/dp8390/3c503.h@ 22

Last change on this file since 22 was 9, checked in by Mattia Monga, 14 years ago

Minix 3.1.2a

File size: 2.5 KB
Line 
1/*
2 * 3c503.h A shared memory driver for Etherlink II board.
3 *
4 * Created: Dec. 20, 1996 by G. Falzoni <falzoni@marina.scn.de>
5 */
6
7#define EL2_MEMTEST 0 /* Set to 1 for on board memory test */
8
9#define EL2_GA 0x0400 /* Offset of registers in Gate Array */
10
11/* EtherLink II card */
12
13#define EL2_STARTPG (EL2_GA+0x00) /* Start page matching DP_PSTARTPG */
14#define EL2_STOPPG (EL2_GA+0x01) /* Stop page matching DP_PSTOPPG */
15#define EL2_DRQCNT (EL2_GA+0x02) /* DMA burst count */
16#define EL2_IOBASE (EL2_GA+0x03) /* I/O base jumpers (bit coded) */
17#define EL2_MEMBASE (EL2_GA+0x04) /* Memory base jumpers (bit coded) */
18#define EL2_CFGR (EL2_GA+0x05) /* Configuration Register for GA */
19#define EL2_CNTR (EL2_GA+0x06) /* Control(write) and status(read) */
20#define EL2_STATUS (EL2_GA+0x07)
21#define EL2_IDCFG (EL2_GA+0x08) /* Interrupt/DMA configuration reg */
22#define EL2_DMAAH (EL2_GA+0x09) /* DMA address register (High byte) */
23#define EL2_DMAAL (EL2_GA+0x0A) /* DMA address register (Low byte) */
24#define EL2_VP2 (EL2_GA+0x0B) /* Vector pointer - set to */
25#define EL2_VP1 (EL2_GA+0x0C) /* reset address (0xFFFF:0) */
26#define EL2_VP0 (EL2_GA+0x0D) /* */
27#define EL2_FIFOH (EL2_GA+0x0E) /* FIFO for progr. I/O (High byte) */
28#define EL2_FIFOL (EL2_GA+0x0F) /* FIFO for progr. I/O (Low byte) */
29
30#define EL2_EA0 0x00 /* Most significant byte of ethernet address */
31#define EL2_EA1 0x01
32#define EL2_EA2 0x02
33#define EL2_EA3 0x03
34#define EL2_EA4 0x04
35#define EL2_EA5 0x05 /* Least significant byte of ethernet address */
36
37/* Bits in EL2_CNTR register */
38#define ECNTR_RESET 0x01 /* Software Reset */
39#define ECNTR_THIN 0x02 /* Onboard transceiver enable */
40#define ECNTR_AUI 0x00 /* Onboard transceiver disable */
41#define ECNTR_SAPROM 0x04 /* Map the station address prom */
42
43/* Bits in EL2_CFGR register */
44#define ECFGR_NORM 0x49 /* Enable 8k shared memory, no DMA, TC int */
45#define ECFGR_IRQOFF 0xC9 /* As above, disable 8390 IRQ */
46
47/* Shared memory management parameters */
48#define EL2_SM_START_PG 0x20 /* First page of TX buffer */
49#define EL2_SM_STOP_PG 0x40 /* Last page +1 of RX ring */
50
51/* Physical addresses where an Etherlink board can be configured */
52#define EL2_BASE_0C8000 0x0C8000
53#define EL2_BASE_0CC000 0x0CC000
54#define EL2_BASE_0D8000 0x0D8000
55#define EL2_BASE_0DC000 0x0DC000
56
57#define inb_el2(dep,reg) (inb((dep)->de_base_port+(reg)))
58#define outb_el2(dep,reg,data) (outb((dep)->de_base_port+(reg),(data)))
59
60/** 3c503.h **/
61
62/*
63 * $PchId: 3c503.h,v 1.3 2003/09/10 15:34:29 philip Exp $
64 */
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