#include <command.h>
#include <console.h>
#include <hash.h>
-#include <inttypes.h>
#include <mapmem.h>
#include <watchdog.h>
#include <asm/io.h>
if (word1 != word2) {
ulong offset = buf1 - base;
#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
- printf("%s at 0x%p (%#0*"PRIx64") != %s at 0x%p (%#0*"
- PRIx64 ")\n",
+ printf("%s at 0x%p (%#0*llx) != %s at 0x%p (%#0*llx)\n",
type, (void *)(addr1 + offset), size, word1,
type, (void *)(addr2 + offset), size, word2);
#else
printf(" %08x", *((u32 *)ptr));
#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
else if (size == 8)
- printf(" %016" PRIx64, *((u64 *)ptr));
+ printf(" %016llx", *((u64 *)ptr));
#endif
else if (size == 2)
printf(" %04x", *((u16 *)ptr));
#endif
+#ifdef CONFIG_CMD_RANDOM
+static int do_random(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ unsigned long addr, len;
+ unsigned long seed; // NOT INITIALIZED ON PURPOSE
+ unsigned int *buf, *start;
+ unsigned char *buf8;
+ unsigned int i;
+
+ if (argc < 3 || argc > 4) {
+ printf("usage: %s <addr> <len> [<seed>]\n", argv[0]);
+ return 0;
+ }
+
+ len = simple_strtoul(argv[2], NULL, 16);
+ addr = simple_strtoul(argv[1], NULL, 16);
+
+ if (argc == 4) {
+ seed = simple_strtoul(argv[3], NULL, 16);
+ if (seed == 0) {
+ printf("The seed cannot be 0. Using 0xDEADBEEF.\n");
+ seed = 0xDEADBEEF;
+ }
+ } else {
+ seed = get_timer(0) ^ rand();
+ }
+
+ srand(seed);
+ start = map_sysmem(addr, len);
+ buf = start;
+ for (i = 0; i < (len / 4); i++)
+ *buf++ = rand();
+
+ buf8 = (unsigned char *)buf;
+ for (i = 0; i < (len % 4); i++)
+ *buf8++ = rand() & 0xFF;
+
+ unmap_sysmem(start);
+ printf("%lu bytes filled with random data\n", len);
+ return 1;
+}
+#endif
+
/**************************************************/
U_BOOT_CMD(
md, 3, 1, do_mem_md,
""
);
#endif
+
+#ifdef CONFIG_CMD_RANDOM
+U_BOOT_CMD(
+ random, 4, 0, do_random,
+ "fill memory with random pattern",
+ "<addr> <len> [<seed>]\n"
+ " - Fill 'len' bytes of memory starting at 'addr' with random data\n"
+);
+#endif