xref: /minix3/minix/drivers/net/dpeth/wd.h (revision 433d6423c39e34ec4b79c950597bb2d236f886be)
1 /*
2 **  File: wd.h
3 **
4 **  Created:	before Dec 28, 1992 by Philip Homburg
5 **  $PchId: wdeth.h,v 1.4 1995/12/22 08:36:57 philip Exp $
6 **
7 **  $Log$
8 **  Revision 1.2  2005/08/22 15:17:40  beng
9 **  Remove double-blank lines (Al)
10 **
11 **  Revision 1.1  2005/06/29 10:16:46  beng
12 **  Import of dpeth 3c501/3c509b/.. ethernet driver by
13 **  Giovanni Falzoni <fgalzoni@inwind.it>.
14 **
15 **  Revision 2.0  2005/06/26 16:16:46  lsodgf0
16 **  Initial revision for Minix 3.0.6
17 */
18 
19 #ifndef WDETH_H
20 #define WDETH_H
21 
22 /* Western Digital Ethercard Plus, or WD8003E card. */
23 
24 #define EPL_REG0	 0x0	/* Control(write) and status(read) */
25 #define EPL_REG1	 0x1
26 #define EPL_REG2	 0x2
27 #define EPL_REG3	 0x3
28 #define EPL_REG4	 0x4
29 #define EPL_REG5	 0x5
30 #define EPL_REG6	 0x6
31 #define EPL_REG7	 0x7
32 #define EPL_EA0		 0x8	/* Most significant eaddr byte */
33 #define EPL_EA1		 0x9
34 #define EPL_EA2		 0xA
35 #define EPL_EA3		 0xB
36 #define EPL_EA4		 0xC
37 #define EPL_EA5		 0xD	/* Least significant eaddr byte */
38 #define EPL_TLB		 0xE
39 #define EPL_CHKSUM	 0xF	/* sum from epl_ea0 upto here is 0xFF */
40 #define EPL_DP8390	0x10	/* NatSemi chip */
41 
42 #define EPL_MSR		EPL_REG0/* memory select register */
43 #define EPL_ICR 	EPL_REG1/* interface configuration register */
44 #define EPL_IRR		EPL_REG4/* interrupt request register (IRR) */
45 #define EPL_790_HWR	EPL_REG4/* '790 hardware support register */
46 #define EPL_LAAR	EPL_REG5/* LA address register (write only) */
47 #define EPL_790_ICR	EPL_REG6/* '790 interrupt control register */
48 #define EPL_GP2		EPL_REG7/* general purpose register 2 */
49 #define EPL_790_B	EPL_EA3	/* '790 memory register */
50 #define EPL_790_GCR	EPL_EA5	/* '790 General Control Register */
51 
52 /* Bits in EPL_MSR */
53 #define E_MSR_MEMADDR	0x3F	/* Bits SA18-SA13, SA19 implicit 1 */
54 #define E_MSR_MENABLE	0x40	/* Memory Enable */
55 #define E_MSR_RESET	0x80	/* Software Reset */
56 
57 /* Bits in EPL_ICR */
58 #define E_ICR_16BIT	0x01	/* 16 bit bus */
59 #define E_ICR_IR2	0x04	/* bit 2 of encoded IRQ */
60 #define E_ICR_MEMBIT	0x08	/* 583 mem size mask */
61 
62 /* Bits in EPL_IRR */
63 #define E_IRR_IR0	0x20	/* bit 0 of encoded IRQ */
64 #define E_IRR_IR1	0x40	/* bit 1 of encoded IRQ */
65 #define E_IRR_IEN	0x80	/* enable interrupts */
66 
67 /* Bits in EPL_LAAR */
68 #define E_LAAR_A19	0x01	/* address lines for above 1M ram */
69 #define E_LAAR_A20	0x02	/* address lines for above 1M ram */
70 #define E_LAAR_A21	0x04	/* address lines for above 1M ram */
71 #define E_LAAR_A22	0x08	/* address lines for above 1M ram */
72 #define E_LAAR_A23	0x10	/* address lines for above 1M ram */
73 #define E_LAAR_SOFTINT	0x20	/* enable software interrupt */
74 #define E_LAAR_LAN16E	0x40	/* enables 16 bit RAM for LAN */
75 #define E_LAAR_MEM16E	0x80	/* enables 16 bit RAM for host */
76 
77 /* Bits and values in EPL_TLB */
78 #define E_TLB_EB	0x05	/* WD8013EB */
79 #define E_TLB_E		0x27	/* WD8013 Elite */
80 #define E_TLB_SMCE	0x29	/* SMC Elite 16 */
81 #define E_TLB_SMC8216C	0x2B	/* SMC 8216 C */
82 
83 #define E_TLB_REV	0x1F	/* revision mask */
84 #define E_TLB_SOFT	0x20	/* soft config */
85 #define E_TLB_RAM	0x40	/* extra ram bit */
86 
87 /* Bits in EPL_790_HWR */
88 #define E_790_HWR_SWH	0x80	/* switch register set */
89 
90 /* Bits in EPL_790_ICR */
91 #define E_790_ICR_EIL	0x01	/* enable interrupts */
92 
93 /* Bits in EPL_790_GCR when E_790_HWR_SWH is set in EPL_790_HWR */
94 #define E_790_GCR_IR0	0x04	/* bit 0 of encoded IRQ */
95 #define E_790_GCR_IR1	0x08	/* bit 1 of encoded IRQ */
96 #define E_790_GCR_IR2	0x40	/* bit 2 of encoded IRQ */
97 
98 #define inb_we(dep, reg) (inb(dep->de_base_port+reg))
99 #define outb_we(dep, reg, data) (outb(dep->de_base_port+reg, data))
100 
101 #endif				/* WDETH_H */
102 
103 /** wd.h **/
104