1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
|
/*
* This file is part of the flashrom project.
*
* Copyright (C) 2009 Rudolf Marek <r.marek@assembler.cz>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
/* Datasheets can be found on http://www.siliconimage.com. Great thanks! */
#include "programmer.h"
#include "hwaccess.h"
#define PCI_VENDOR_ID_SII 0x1095
#define SATASII_MEMMAP_SIZE 0x100
static uint8_t *sii_bar;
static uint16_t id;
static const struct dev_entry satas_sii[] = {
{0x1095, 0x0680, OK, "Silicon Image", "PCI0680 Ultra ATA-133 Host Ctrl"},
{0x1095, 0x3112, OK, "Silicon Image", "SiI 3112 [SATALink/SATARaid] SATA Ctrl"},
{0x1095, 0x3114, OK, "Silicon Image", "SiI 3114 [SATALink/SATARaid] SATA Ctrl"},
{0x1095, 0x3124, OK, "Silicon Image", "SiI 3124 PCI-X SATA Ctrl"},
{0x1095, 0x3132, OK, "Silicon Image", "SiI 3132 SATA Raid II Ctrl"},
{0x1095, 0x3512, OK, "Silicon Image", "SiI 3512 [SATALink/SATARaid] SATA Ctrl"},
{0},
};
static uint32_t satasii_wait_done(void)
{
uint32_t ctrl_reg;
int i = 0;
while ((ctrl_reg = pci_mmio_readl(sii_bar)) & (1 << 25)) {
if (++i > 10000) {
msg_perr("%s: control register stuck at %08x, ignoring.\n",
__func__, pci_mmio_readl(sii_bar));
break;
}
}
return ctrl_reg;
}
static void satasii_chip_writeb(const struct flashctx *flash, uint8_t val, chipaddr addr)
{
uint32_t data_reg;
uint32_t ctrl_reg = satasii_wait_done();
/* Mask out unused/reserved bits, set writes and start transaction. */
ctrl_reg &= 0xfcf80000;
ctrl_reg |= (1 << 25) | (0 << 24) | ((uint32_t) addr & 0x7ffff);
data_reg = (pci_mmio_readl((sii_bar + 4)) & ~0xff) | val;
pci_mmio_writel(data_reg, (sii_bar + 4));
pci_mmio_writel(ctrl_reg, sii_bar);
satasii_wait_done();
}
static uint8_t satasii_chip_readb(const struct flashctx *flash, const chipaddr addr)
{
uint32_t ctrl_reg = satasii_wait_done();
/* Mask out unused/reserved bits, set reads and start transaction. */
ctrl_reg &= 0xfcf80000;
ctrl_reg |= (1 << 25) | (1 << 24) | ((uint32_t) addr & 0x7ffff);
pci_mmio_writel(ctrl_reg, sii_bar);
satasii_wait_done();
return (pci_mmio_readl(sii_bar + 4)) & 0xff;
}
static const struct par_master par_master_satasii = {
.chip_readb = satasii_chip_readb,
.chip_readw = fallback_chip_readw,
.chip_readl = fallback_chip_readl,
.chip_readn = fallback_chip_readn,
.chip_writeb = satasii_chip_writeb,
.chip_writew = fallback_chip_writew,
.chip_writel = fallback_chip_writel,
.chip_writen = fallback_chip_writen,
};
static int satasii_init(void)
{
struct pci_dev *dev = NULL;
uint32_t addr;
uint16_t reg_offset;
if (rget_io_perms())
return 1;
dev = pcidev_init(satas_sii, PCI_BASE_ADDRESS_0);
if (!dev)
return 1;
id = dev->device_id;
if ((id == 0x3132) || (id == 0x3124)) {
addr = pcidev_readbar(dev, PCI_BASE_ADDRESS_0);
if (!addr)
return 1;
reg_offset = 0x70;
} else {
addr = pcidev_readbar(dev, PCI_BASE_ADDRESS_5);
if (!addr)
return 1;
reg_offset = 0x50;
}
sii_bar = rphysmap("SATA SiI registers", addr, SATASII_MEMMAP_SIZE);
if (sii_bar == ERROR_PTR)
return 1;
sii_bar += reg_offset;
/* Check if ROM cycle are OK. */
if ((id != 0x0680) && (!(pci_mmio_readl(sii_bar) & (1 << 26))))
msg_pwarn("Warning: Flash seems unconnected.\n");
return register_par_master(&par_master_satasii, BUS_PARALLEL, NULL);
}
const struct programmer_entry programmer_satasii = {
.name = "satasii",
.type = PCI,
.devs.dev = satas_sii,
.init = satasii_init,
.map_flash_region = fallback_map,
.unmap_flash_region = fallback_unmap,
.delay = internal_delay,
};
|
