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
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
|
/*
* (C) Copyright 2008-2010 Freescale Semiconductor, Inc.
* Terry Lv <r65388@freescale.com>
*
* Copyright (C) 2000-2005, DENX Software Engineering
* Wolfgang Denk <wd@denx.de>
* Copyright (C) Procsys. All rights reserved.
* Mushtaq Khan <mushtaq_k@procsys.com>
* <mushtaqk_921@yahoo.co.in>
* Copyright (C) 2008 Freescale Semiconductor, Inc.
* Dave Liu <daveliu@freescale.com>
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <command.h>
#include <part.h>
#include <sata.h>
int sata_curr_device = -1;
block_dev_desc_t sata_dev_desc[CONFIG_SYS_SATA_MAX_DEVICE];
int __sata_initialize(void)
{
int rc;
int i;
for (i = 0; i < CONFIG_SYS_SATA_MAX_DEVICE; i++) {
memset(&sata_dev_desc[i], 0, sizeof(struct block_dev_desc));
sata_dev_desc[i].if_type = IF_TYPE_SATA;
sata_dev_desc[i].dev = i;
sata_dev_desc[i].part_type = PART_TYPE_UNKNOWN;
sata_dev_desc[i].type = DEV_TYPE_HARDDISK;
sata_dev_desc[i].lba = 0;
sata_dev_desc[i].blksz = 512;
sata_dev_desc[i].block_read = sata_read;
sata_dev_desc[i].block_write = sata_write;
rc = init_sata(i);
if (!rc) {
rc = scan_sata(i);
if ((sata_dev_desc[i].lba > 0) &&
(sata_dev_desc[i].blksz > 0))
init_part(&sata_dev_desc[i]);
}
}
sata_curr_device = 0;
return rc;
}
int sata_initialize(void) __attribute__((weak,alias("__sata_initialize")));
block_dev_desc_t *sata_get_dev(int dev)
{
return (dev < CONFIG_SYS_SATA_MAX_DEVICE) ? &sata_dev_desc[dev] : NULL;
}
int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int rc = 0;
if (argc == 2 && strcmp(argv[1], "init") == 0)
return sata_initialize();
/* If the user has not yet run `sata init`, do it now */
if (sata_curr_device == -1)
if (sata_initialize())
return 1;
switch (argc) {
case 0:
case 1:
cmd_usage(cmdtp);
return 1;
case 2:
if (strncmp(argv[1],"inf", 3) == 0) {
int i;
putc('\n');
for (i = 0; i < CONFIG_SYS_SATA_MAX_DEVICE; ++i) {
if (sata_dev_desc[i].type == DEV_TYPE_UNKNOWN)
continue;
printf ("SATA device %d: ", i);
dev_print(&sata_dev_desc[i]);
}
return 0;
} else if (strncmp(argv[1],"dev", 3) == 0) {
if ((sata_curr_device < 0) || (sata_curr_device >= CONFIG_SYS_SATA_MAX_DEVICE)) {
puts("\nno SATA devices available\n");
return 1;
}
printf("\nSATA device %d: ", sata_curr_device);
dev_print(&sata_dev_desc[sata_curr_device]);
return 0;
} else if (strncmp(argv[1],"part",4) == 0) {
int dev, ok;
for (ok = 0, dev = 0; dev < CONFIG_SYS_SATA_MAX_DEVICE; ++dev) {
if (sata_dev_desc[dev].part_type != PART_TYPE_UNKNOWN) {
++ok;
if (dev)
putc ('\n');
print_part(&sata_dev_desc[dev]);
}
}
if (!ok) {
puts("\nno SATA devices available\n");
rc ++;
}
return rc;
}
cmd_usage(cmdtp);
return 1;
case 3:
if (strncmp(argv[1], "dev", 3) == 0) {
int dev = (int)simple_strtoul(argv[2], NULL, 10);
printf("\nSATA device %d: ", dev);
if (dev >= CONFIG_SYS_SATA_MAX_DEVICE) {
puts ("unknown device\n");
return 1;
}
dev_print(&sata_dev_desc[dev]);
if (sata_dev_desc[dev].type == DEV_TYPE_UNKNOWN)
return 1;
sata_curr_device = dev;
puts("... is now current device\n");
return 0;
} else if (strncmp(argv[1], "part", 4) == 0) {
int dev = (int)simple_strtoul(argv[2], NULL, 10);
if (sata_dev_desc[dev].part_type != PART_TYPE_UNKNOWN) {
print_part(&sata_dev_desc[dev]);
} else {
printf("\nSATA device %d not available\n", dev);
rc = 1;
}
return rc;
}
cmd_usage(cmdtp);
return 1;
default: /* at least 4 args */
if (strcmp(argv[1], "read") == 0) {
ulong addr = simple_strtoul(argv[2], NULL, 16);
ulong cnt = simple_strtoul(argv[4], NULL, 16);
ulong n;
lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
printf("\nSATA read: device %d block # %ld, count %ld ... ",
sata_curr_device, blk, cnt);
n = sata_read(sata_curr_device, blk, cnt, (u32 *)addr);
/* flush cache after read */
flush_cache(addr, cnt * sata_dev_desc[sata_curr_device].blksz);
printf("%ld blocks read: %s\n",
n, (n==cnt) ? "OK" : "ERROR");
return (n == cnt) ? 0 : 1;
} else if (strcmp(argv[1], "write") == 0) {
ulong addr = simple_strtoul(argv[2], NULL, 16);
ulong cnt = simple_strtoul(argv[4], NULL, 16);
ulong n;
lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
printf("\nSATA write: device %d block # %ld, count %ld ... ",
sata_curr_device, blk, cnt);
n = sata_write(sata_curr_device, blk, cnt, (u32 *)addr);
printf("%ld blocks written: %s\n",
n, (n == cnt) ? "OK" : "ERROR");
return (n == cnt) ? 0 : 1;
} else {
cmd_usage(cmdtp);
rc = 1;
}
return rc;
}
}
U_BOOT_CMD(
sata, 5, 1, do_sata,
"SATA sub system",
"sata init - init SATA sub system\n"
"sata info - show available SATA devices\n"
"sata device [dev] - show or set current device\n"
"sata part [dev] - print partition table\n"
"sata read addr blk# cnt\n"
"sata write addr blk# cnt"
);
|
