2
* AX88796L(NE2000) support
4
* (c) 2007 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
6
* SPDX-License-Identifier: GPL-2.0+
9
#ifndef __DRIVERS_AX88796L_H__
10
#define __DRIVERS_AX88796L_H__
12
#define DP_DATA (0x10 << 1)
13
#define START_PG 0x40 /* First page of TX buffer */
14
#define START_PG2 0x48
15
#define STOP_PG 0x80 /* Last page +1 of RX ring */
17
#define RX_START (START_PG+TX_PAGES)
18
#define RX_END STOP_PG
20
#define AX88796L_BASE_ADDRESS CONFIG_DRIVER_NE2000_BASE
21
#define AX88796L_BYTE_ACCESS 0x00001000
22
#define AX88796L_OFFSET 0x00000400
23
#define AX88796L_ADDRESS_BYTE AX88796L_BASE_ADDRESS + \
24
AX88796L_BYTE_ACCESS + AX88796L_OFFSET
25
#define AX88796L_REG_MEMR AX88796L_ADDRESS_BYTE + (0x14<<1)
26
#define AX88796L_REG_CR AX88796L_ADDRESS_BYTE + (0x00<<1)
28
#define AX88796L_CR (*(vu_short *)(AX88796L_REG_CR))
29
#define AX88796L_MEMR (*(vu_short *)(AX88796L_REG_MEMR))
31
#define EECS_HIGH (AX88796L_MEMR |= 0x10)
32
#define EECS_LOW (AX88796L_MEMR &= 0xef)
33
#define EECLK_HIGH (AX88796L_MEMR |= 0x80)
34
#define EECLK_LOW (AX88796L_MEMR &= 0x7f)
35
#define EEDI_HIGH (AX88796L_MEMR |= 0x20)
36
#define EEDI_LOW (AX88796L_MEMR &= 0xdf)
37
#define EEDO ((AX88796L_MEMR & 0x40)>>6)
39
#define PAGE0_SET (AX88796L_CR &= 0x3f)
40
#define PAGE1_SET (AX88796L_CR = (AX88796L_CR & 0x3f) | 0x40)
43
#define MAC_EEP_READ 1
44
#define MAC_EEP_WRITE 2
45
#define MAC_EEP_ERACE 3
46
#define MAC_EEP_EWEN 4
47
#define MAC_EEP_EWDS 5
49
/* R7780MP Specific code */
50
#if defined(CONFIG_R7780MP)
51
#define ISA_OFFSET 0x1400
52
#define DP_IN(_b_, _o_, _d_) (_d_) = \
53
*( (vu_short *) ((_b_) + ((_o_) * 2) + ISA_OFFSET))
54
#define DP_OUT(_b_, _o_, _d_) \
55
*((vu_short *)((_b_) + ((_o_) * 2) + ISA_OFFSET)) = (_d_)
56
#define DP_IN_DATA(_b_, _d_) (_d_) = *( (vu_short *) ((_b_) + ISA_OFFSET))
57
#define DP_OUT_DATA(_b_, _d_) *( (vu_short *) ((_b_)+ISA_OFFSET)) = (_d_)
59
/* Please change for your target boards */
60
#define ISA_OFFSET 0x0000
61
#define DP_IN(_b_, _o_, _d_) (_d_) = *( (vu_short *)((_b_)+(_o_ )+ISA_OFFSET))
62
#define DP_OUT(_b_, _o_, _d_) *((vu_short *)((_b_)+(_o_)+ISA_OFFSET)) = (_d_)
63
#define DP_IN_DATA(_b_, _d_) (_d_) = *( (vu_short *) ((_b_)+ISA_OFFSET))
64
#define DP_OUT_DATA(_b_, _d_) *( (vu_short *) ((_b_)+ISA_OFFSET)) = (_d_)
67
#endif /* __DRIVERS_AX88796L_H__ */