#include <part.h>
#include <sata.h>
-int curr_device = -1;
-block_dev_desc_t sata_dev_desc[CFG_SATA_MAX_DEVICE];
+int sata_curr_device = -1;
+block_dev_desc_t sata_dev_desc[CONFIG_SYS_SATA_MAX_DEVICE];
-int sata_initialize(void)
+int __sata_initialize(void)
{
int rc;
int i;
- for (i = 0; i < CFG_SATA_MAX_DEVICE; 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;
if ((sata_dev_desc[i].lba > 0) && (sata_dev_desc[i].blksz > 0))
init_part(&sata_dev_desc[i]);
}
- curr_device = 0;
+ 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 < CFG_SATA_MAX_DEVICE) ? &sata_dev_desc[dev] : NULL;
+ 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:
- printf("Usage:\n%s\n", cmdtp->usage);
+ cmd_usage(cmdtp);
return 1;
case 2:
if (strncmp(argv[1],"inf", 3) == 0) {
int i;
putc('\n');
- for (i = 0; i < CFG_SATA_MAX_DEVICE; ++i) {
+ 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);
}
return 0;
} else if (strncmp(argv[1],"dev", 3) == 0) {
- if ((curr_device < 0) || (curr_device >= CFG_SATA_MAX_DEVICE)) {
+ 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: ", curr_device);
- dev_print(&sata_dev_desc[curr_device]);
+ 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 < CFG_SATA_MAX_DEVICE; ++dev) {
+ 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)
}
return rc;
}
- printf("Usage:\n%s\n", cmdtp->usage);
+ 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 >= CFG_SATA_MAX_DEVICE) {
+ if (dev >= CONFIG_SYS_SATA_MAX_DEVICE) {
puts ("unknown device\n");
return 1;
}
if (sata_dev_desc[dev].type == DEV_TYPE_UNKNOWN)
return 1;
- curr_device = dev;
+ sata_curr_device = dev;
puts("... is now current device\n");
}
return rc;
}
- printf ("Usage:\n%s\n", cmdtp->usage);
+ cmd_usage(cmdtp);
return 1;
default: /* at least 4 args */
lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
printf("\nSATA read: device %d block # %ld, count %ld ... ",
- curr_device, blk, cnt);
+ sata_curr_device, blk, cnt);
- n = sata_read(curr_device, blk, cnt, (u32 *)addr);
+ n = sata_read(sata_curr_device, blk, cnt, (u32 *)addr);
/* flush cache after read */
- flush_cache(addr, cnt * sata_dev_desc[curr_device].blksz);
+ flush_cache(addr, cnt * sata_dev_desc[sata_curr_device].blksz);
printf("%ld blocks read: %s\n",
n, (n==cnt) ? "OK" : "ERROR");
lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
printf("\nSATA write: device %d block # %ld, count %ld ... ",
- curr_device, blk, cnt);
+ sata_curr_device, blk, cnt);
- n = sata_write(curr_device, blk, cnt, (u32 *)addr);
+ 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 {
- printf("Usage:\n%s\n", cmdtp->usage);
+ cmd_usage(cmdtp);
rc = 1;
}
U_BOOT_CMD(
sata, 5, 1, do_sata,
- "sata - SATA sub system\n",
+ "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\n");
+ "sata write addr blk# cnt"
+);