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71f95118 WD |
1 | /* |
2 | * (C) Copyright 2003 | |
3 | * Kyle Harris, kharris@nexus-tech.net | |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
22 | */ | |
23 | ||
24 | #include <common.h> | |
25 | #include <command.h> | |
71f95118 WD |
26 | #include <mmc.h> |
27 | ||
272cc70b | 28 | #ifndef CONFIG_GENERIC_MMC |
02e22c2d | 29 | static int curr_device = -1; |
869f6bf4 | 30 | |
54841ab5 | 31 | int do_mmc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
71f95118 | 32 | { |
869f6bf4 MK |
33 | int dev; |
34 | ||
47e26b1b WD |
35 | if (argc < 2) |
36 | return cmd_usage(cmdtp); | |
869f6bf4 MK |
37 | |
38 | if (strcmp(argv[1], "init") == 0) { | |
39 | if (argc == 2) { | |
40 | if (curr_device < 0) | |
41 | dev = 1; | |
42 | else | |
43 | dev = curr_device; | |
44 | } else if (argc == 3) { | |
45 | dev = (int)simple_strtoul(argv[2], NULL, 10); | |
46 | } else { | |
47e26b1b | 47 | return cmd_usage(cmdtp); |
869f6bf4 MK |
48 | } |
49 | ||
50 | if (mmc_legacy_init(dev) != 0) { | |
51 | puts("No MMC card found\n"); | |
52 | return 1; | |
53 | } | |
54 | ||
55 | curr_device = dev; | |
56 | printf("mmc%d is available\n", curr_device); | |
57 | } else if (strcmp(argv[1], "device") == 0) { | |
58 | if (argc == 2) { | |
59 | if (curr_device < 0) { | |
60 | puts("No MMC device available\n"); | |
61 | return 1; | |
62 | } | |
63 | } else if (argc == 3) { | |
64 | dev = (int)simple_strtoul(argv[2], NULL, 10); | |
65 | ||
66 | #ifdef CONFIG_SYS_MMC_SET_DEV | |
67 | if (mmc_set_dev(dev) != 0) | |
68 | return 1; | |
69 | #endif | |
70 | curr_device = dev; | |
71 | } else { | |
47e26b1b | 72 | return cmd_usage(cmdtp); |
869f6bf4 MK |
73 | } |
74 | ||
75 | printf("mmc%d is current device\n", curr_device); | |
76 | } else { | |
47e26b1b | 77 | return cmd_usage(cmdtp); |
71f95118 | 78 | } |
869f6bf4 | 79 | |
71f95118 WD |
80 | return 0; |
81 | } | |
82 | ||
0d498393 | 83 | U_BOOT_CMD( |
869f6bf4 MK |
84 | mmc, 3, 1, do_mmc, |
85 | "MMC sub-system", | |
86 | "init [dev] - init MMC sub system\n" | |
a89c33db | 87 | "mmc device [dev] - show or set current device" |
b0fce99b | 88 | ); |
3511b4e2 | 89 | #else /* !CONFIG_GENERIC_MMC */ |
272cc70b AF |
90 | |
91 | static void print_mmcinfo(struct mmc *mmc) | |
92 | { | |
93 | printf("Device: %s\n", mmc->name); | |
94 | printf("Manufacturer ID: %x\n", mmc->cid[0] >> 24); | |
95 | printf("OEM: %x\n", (mmc->cid[0] >> 8) & 0xffff); | |
96 | printf("Name: %c%c%c%c%c \n", mmc->cid[0] & 0xff, | |
97 | (mmc->cid[1] >> 24), (mmc->cid[1] >> 16) & 0xff, | |
98 | (mmc->cid[1] >> 8) & 0xff, mmc->cid[1] & 0xff); | |
99 | ||
100 | printf("Tran Speed: %d\n", mmc->tran_speed); | |
101 | printf("Rd Block Len: %d\n", mmc->read_bl_len); | |
102 | ||
103 | printf("%s version %d.%d\n", IS_SD(mmc) ? "SD" : "MMC", | |
104 | (mmc->version >> 4) & 0xf, mmc->version & 0xf); | |
105 | ||
106 | printf("High Capacity: %s\n", mmc->high_capacity ? "Yes" : "No"); | |
107 | printf("Capacity: %lld\n", mmc->capacity); | |
108 | ||
109 | printf("Bus Width: %d-bit\n", mmc->bus_width); | |
110 | } | |
111 | ||
54841ab5 | 112 | int do_mmcinfo (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
272cc70b AF |
113 | { |
114 | struct mmc *mmc; | |
115 | int dev_num; | |
116 | ||
117 | if (argc < 2) | |
118 | dev_num = 0; | |
119 | else | |
120 | dev_num = simple_strtoul(argv[1], NULL, 0); | |
121 | ||
122 | mmc = find_mmc_device(dev_num); | |
123 | ||
124 | if (mmc) { | |
125 | mmc_init(mmc); | |
126 | ||
127 | print_mmcinfo(mmc); | |
128 | } | |
129 | ||
130 | return 0; | |
131 | } | |
132 | ||
a89c33db | 133 | U_BOOT_CMD(mmcinfo, 2, 0, do_mmcinfo, |
9d90a93d | 134 | "mmcinfo <dev num>-- display MMC info", |
a89c33db WD |
135 | "" |
136 | ); | |
272cc70b | 137 | |
54841ab5 | 138 | int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
272cc70b AF |
139 | { |
140 | int rc = 0; | |
141 | ||
142 | switch (argc) { | |
143 | case 3: | |
144 | if (strcmp(argv[1], "rescan") == 0) { | |
145 | int dev = simple_strtoul(argv[2], NULL, 10); | |
146 | struct mmc *mmc = find_mmc_device(dev); | |
147 | ||
e85649c7 RV |
148 | if (!mmc) |
149 | return 1; | |
150 | ||
272cc70b AF |
151 | mmc_init(mmc); |
152 | ||
153 | return 0; | |
154 | } | |
155 | ||
156 | case 0: | |
157 | case 1: | |
158 | case 4: | |
159 | printf("Usage:\n%s\n", cmdtp->usage); | |
160 | return 1; | |
161 | ||
162 | case 2: | |
163 | if (!strcmp(argv[1], "list")) { | |
164 | print_mmc_devices('\n'); | |
165 | return 0; | |
166 | } | |
167 | return 1; | |
168 | default: /* at least 5 args */ | |
169 | if (strcmp(argv[1], "read") == 0) { | |
170 | int dev = simple_strtoul(argv[2], NULL, 10); | |
171 | void *addr = (void *)simple_strtoul(argv[3], NULL, 16); | |
172 | u32 cnt = simple_strtoul(argv[5], NULL, 16); | |
173 | u32 n; | |
174 | u32 blk = simple_strtoul(argv[4], NULL, 16); | |
175 | struct mmc *mmc = find_mmc_device(dev); | |
176 | ||
e85649c7 RV |
177 | if (!mmc) |
178 | return 1; | |
179 | ||
272cc70b AF |
180 | printf("\nMMC read: dev # %d, block # %d, count %d ... ", |
181 | dev, blk, cnt); | |
182 | ||
183 | mmc_init(mmc); | |
184 | ||
185 | n = mmc->block_dev.block_read(dev, blk, cnt, addr); | |
186 | ||
187 | /* flush cache after read */ | |
1bba30ef | 188 | flush_cache((ulong)addr, cnt * 512); /* FIXME */ |
272cc70b AF |
189 | |
190 | printf("%d blocks read: %s\n", | |
191 | n, (n==cnt) ? "OK" : "ERROR"); | |
192 | return (n == cnt) ? 0 : 1; | |
193 | } else if (strcmp(argv[1], "write") == 0) { | |
194 | int dev = simple_strtoul(argv[2], NULL, 10); | |
195 | void *addr = (void *)simple_strtoul(argv[3], NULL, 16); | |
196 | u32 cnt = simple_strtoul(argv[5], NULL, 16); | |
197 | u32 n; | |
198 | struct mmc *mmc = find_mmc_device(dev); | |
199 | ||
200 | int blk = simple_strtoul(argv[4], NULL, 16); | |
201 | ||
e85649c7 RV |
202 | if (!mmc) |
203 | return 1; | |
204 | ||
272cc70b AF |
205 | printf("\nMMC write: dev # %d, block # %d, count %d ... ", |
206 | dev, blk, cnt); | |
207 | ||
208 | mmc_init(mmc); | |
209 | ||
210 | n = mmc->block_dev.block_write(dev, blk, cnt, addr); | |
211 | ||
212 | printf("%d blocks written: %s\n", | |
213 | n, (n == cnt) ? "OK" : "ERROR"); | |
214 | return (n == cnt) ? 0 : 1; | |
215 | } else { | |
216 | printf("Usage:\n%s\n", cmdtp->usage); | |
217 | rc = 1; | |
218 | } | |
219 | ||
220 | return rc; | |
221 | } | |
222 | } | |
223 | ||
224 | U_BOOT_CMD( | |
225 | mmc, 6, 1, do_mmcops, | |
852dbfdd | 226 | "MMC sub system", |
ac0865ff | 227 | "read <device num> addr blk# cnt\n" |
272cc70b AF |
228 | "mmc write <device num> addr blk# cnt\n" |
229 | "mmc rescan <device num>\n" | |
a89c33db | 230 | "mmc list - lists available devices"); |
3511b4e2 | 231 | #endif |