+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
/*
#include <cli.h>
#include <command.h>
#include <console.h>
-#ifdef CONFIG_HAS_DATAFLASH
-#include <dataflash.h>
-#endif
+#include <flash.h>
#include <hash.h>
-#include <inttypes.h>
#include <mapmem.h>
#include <watchdog.h>
#include <asm/io.h>
#define DISP_LINE_LEN 16
static int do_mem_md(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
- ulong addr, length;
-#if defined(CONFIG_HAS_DATAFLASH)
- ulong nbytes, linebytes;
-#endif
+ ulong addr, length, bytes;
+ const void *buf;
int size;
int rc = 0;
length = simple_strtoul(argv[2], NULL, 16);
}
-#if defined(CONFIG_HAS_DATAFLASH)
- /* Print the lines.
- *
- * We buffer all read data, so we can make sure data is read only
- * once, and all accesses are with the specified bus width.
- */
- nbytes = length * size;
- do {
- char linebuf[DISP_LINE_LEN];
- void* p;
- linebytes = (nbytes>DISP_LINE_LEN)?DISP_LINE_LEN:nbytes;
-
- rc = read_dataflash(addr, (linebytes/size)*size, linebuf);
- p = (rc == DATAFLASH_OK) ? linebuf : (void*)addr;
- print_buffer(addr, p, size, linebytes/size, DISP_LINE_LEN/size);
-
- nbytes -= linebytes;
- addr += linebytes;
- if (ctrlc()) {
- rc = 1;
- break;
- }
- } while (nbytes > 0);
-#else
+ bytes = size * length;
+ buf = map_sysmem(addr, bytes);
-# if defined(CONFIG_BLACKFIN)
- /* See if we're trying to display L1 inst */
- if (addr_bfin_on_chip_mem(addr)) {
- char linebuf[DISP_LINE_LEN];
- ulong linebytes, nbytes = length * size;
- do {
- linebytes = (nbytes > DISP_LINE_LEN) ? DISP_LINE_LEN : nbytes;
- memcpy(linebuf, (void *)addr, linebytes);
- print_buffer(addr, linebuf, size, linebytes/size, DISP_LINE_LEN/size);
-
- nbytes -= linebytes;
- addr += linebytes;
- if (ctrlc()) {
- rc = 1;
- break;
- }
- } while (nbytes > 0);
- } else
-# endif
-
- {
- ulong bytes = size * length;
- const void *buf = map_sysmem(addr, bytes);
-
- /* Print the lines. */
- print_buffer(addr, buf, size, length, DISP_LINE_LEN / size);
- addr += bytes;
- unmap_sysmem(buf);
- }
-#endif
+ /* Print the lines. */
+ print_buffer(addr, buf, size, length, DISP_LINE_LEN / size);
+ addr += bytes;
+ unmap_sysmem(buf);
dp_last_addr = addr;
dp_last_length = length;
static int do_mem_mw(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
u64 writeval;
#else
ulong writeval;
/* Get the value to write.
*/
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
writeval = simple_strtoull(argv[2], NULL, 16);
#else
writeval = simple_strtoul(argv[2], NULL, 16);
while (count-- > 0) {
if (size == 4)
*((u32 *)buf) = (u32)writeval;
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
else if (size == 8)
*((u64 *)buf) = (u64)writeval;
#endif
return 0;
}
-#ifdef CONFIG_MX_CYCLIC
+#ifdef CONFIG_CMD_MX_CYCLIC
static int do_mem_mdc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int i;
return 0;
}
-#endif /* CONFIG_MX_CYCLIC */
+#endif /* CONFIG_CMD_MX_CYCLIC */
static int do_mem_cmp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int rcode = 0;
const char *type;
const void *buf1, *buf2, *base;
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
u64 word1, word2;
#else
ulong word1, word2;
count = simple_strtoul(argv[3], NULL, 16);
-#ifdef CONFIG_HAS_DATAFLASH
- if (addr_dataflash(addr1) | addr_dataflash(addr2)){
- puts ("Comparison with DataFlash space not supported.\n\r");
- return 0;
- }
-#endif
-
-#ifdef CONFIG_BLACKFIN
- if (addr_bfin_on_chip_mem(addr1) || addr_bfin_on_chip_mem(addr2)) {
- puts ("Comparison with L1 instruction memory not supported.\n\r");
- return 0;
- }
-#endif
-
bytes = size * count;
base = buf1 = map_sysmem(addr1, bytes);
buf2 = map_sysmem(addr2, bytes);
if (size == 4) {
word1 = *(u32 *)buf1;
word2 = *(u32 *)buf2;
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
} else if (size == 8) {
word1 = *(u64 *)buf1;
word2 = *(u64 *)buf2;
}
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",
+#ifdef MEM_SUPPORT_64BIT_DATA
+ 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
static int do_mem_cp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
ulong addr, dest, count;
+ void *src, *dst;
int size;
if (argc != 4)
return 1;
}
+ src = map_sysmem(addr, count * size);
+ dst = map_sysmem(dest, count * size);
+
#ifdef CONFIG_MTD_NOR_FLASH
/* check if we are copying to Flash */
- if ( (addr2info(dest) != NULL)
-#ifdef CONFIG_HAS_DATAFLASH
- && (!addr_dataflash(dest))
-#endif
- ) {
+ if (addr2info((ulong)dst)) {
int rc;
puts ("Copy to Flash... ");
- rc = flash_write ((char *)addr, dest, count*size);
+ rc = flash_write((char *)src, (ulong)dst, count * size);
if (rc != 0) {
- flash_perror (rc);
+ flash_perror(rc);
+ unmap_sysmem(src);
+ unmap_sysmem(dst);
return (1);
}
puts ("done\n");
+ unmap_sysmem(src);
+ unmap_sysmem(dst);
return 0;
}
#endif
-#ifdef CONFIG_HAS_DATAFLASH
- /* Check if we are copying from RAM or Flash to DataFlash */
- if (addr_dataflash(dest) && !addr_dataflash(addr)){
- int rc;
-
- puts ("Copy to DataFlash... ");
-
- rc = write_dataflash (dest, addr, count*size);
-
- if (rc != 1) {
- dataflash_perror (rc);
- return (1);
- }
- puts ("done\n");
- return 0;
- }
-
- /* Check if we are copying from DataFlash to RAM */
- if (addr_dataflash(addr) && !addr_dataflash(dest)
-#ifdef CONFIG_MTD_NOR_FLASH
- && (addr2info(dest) == NULL)
-#endif
- ){
- int rc;
- rc = read_dataflash(addr, count * size, (char *) dest);
- if (rc != 1) {
- dataflash_perror (rc);
- return (1);
- }
- return 0;
- }
-
- if (addr_dataflash(addr) && addr_dataflash(dest)){
- puts ("Unsupported combination of source/destination.\n\r");
- return 1;
- }
-#endif
-
-#ifdef CONFIG_BLACKFIN
- /* See if we're copying to/from L1 inst */
- if (addr_bfin_on_chip_mem(dest) || addr_bfin_on_chip_mem(addr)) {
- memcpy((void *)dest, (void *)addr, count * size);
- return 0;
- }
-#endif
-
- memcpy((void *)dest, (void *)addr, count * size);
+ memcpy(dst, src, count * size);
+ unmap_sysmem(src);
+ unmap_sysmem(dst);
return 0;
}
{
ulong addr, length, i, bytes;
int size;
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
volatile u64 *llp;
#endif
volatile u32 *longp;
* If we have only one object, just run infinite loops.
*/
if (length == 1) {
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
if (size == 8) {
llp = (u64 *)buf;
for (;;)
i = *cp;
}
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
if (size == 8) {
for (;;) {
llp = (u64 *)buf;
{
ulong addr, length, i, bytes;
int size;
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
volatile u64 *llp;
u64 data;
#else
length = simple_strtoul(argv[2], NULL, 16);
/* data to write */
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
data = simple_strtoull(argv[3], NULL, 16);
#else
data = simple_strtoul(argv[3], NULL, 16);
* If we have only one object, just run infinite loops.
*/
if (length == 1) {
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
if (size == 8) {
llp = (u64 *)buf;
for (;;)
*cp = data;
}
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
if (size == 8) {
for (;;) {
llp = (u64 *)buf;
return errs;
}
+static int compare_regions(volatile unsigned long *bufa,
+ volatile unsigned long *bufb, size_t count)
+{
+ volatile unsigned long *p1 = bufa;
+ volatile unsigned long *p2 = bufb;
+ int errs = 0;
+ size_t i;
+
+ for (i = 0; i < count; i++, p1++, p2++) {
+ if (*p1 != *p2) {
+ printf("FAILURE: 0x%08lx != 0x%08lx (delta=0x%08lx -> bit %ld) at offset 0x%08lx\n",
+ (unsigned long)*p1, (unsigned long)*p2,
+ *p1 ^ *p2, __ffs(*p1 ^ *p2),
+ (unsigned long)(i * sizeof(unsigned long)));
+ errs++;
+ }
+ }
+
+ return errs;
+}
+
+static ulong test_bitflip_comparison(volatile unsigned long *bufa,
+ volatile unsigned long *bufb, size_t count)
+{
+ volatile unsigned long *p1 = bufa;
+ volatile unsigned long *p2 = bufb;
+ unsigned int j, k;
+ unsigned long q;
+ size_t i;
+ int max;
+ int errs = 0;
+
+ max = sizeof(unsigned long) * 8;
+ for (k = 0; k < max; k++) {
+ q = 0x00000001L << k;
+ for (j = 0; j < 8; j++) {
+ WATCHDOG_RESET();
+ q = ~q;
+ p1 = (volatile unsigned long *)bufa;
+ p2 = (volatile unsigned long *)bufb;
+ for (i = 0; i < count; i++)
+ *p1++ = *p2++ = (i % 2) == 0 ? q : ~q;
+
+ errs += compare_regions(bufa, bufb, count);
+ }
+
+ if (ctrlc())
+ return -1UL;
+ }
+
+ return errs;
+}
+
static ulong mem_test_quick(vu_long *buf, ulong start_addr, ulong end_addr,
vu_long pattern, int iteration)
{
ulong start, end;
vu_long *buf, *dummy;
ulong iteration_limit = 0;
- int ret;
+ ulong count = 0;
ulong errs = 0; /* number of errors, or -1 if interrupted */
ulong pattern = 0;
int iteration;
-#if defined(CONFIG_SYS_ALT_MEMTEST)
- const int alt_test = 1;
-#else
- const int alt_test = 0;
-#endif
start = CONFIG_SYS_MEMTEST_START;
end = CONFIG_SYS_MEMTEST_END;
printf("Iteration: %6d\r", iteration + 1);
debug("\n");
- if (alt_test) {
+ if (IS_ENABLED(CONFIG_SYS_ALT_MEMTEST)) {
errs = mem_test_alt(buf, start, end, dummy);
+ if (errs == -1UL)
+ break;
+ count += errs;
+ errs = test_bitflip_comparison(buf,
+ buf + (end - start) / 2,
+ (end - start) /
+ sizeof(unsigned long));
} else {
errs = mem_test_quick(buf, start, end, pattern,
iteration);
}
if (errs == -1UL)
break;
+ count += errs;
}
- /*
- * Work-around for eldk-4.2 which gives this warning if we try to
- * case in the unmap_sysmem() call:
- * warning: initialization discards qualifiers from pointer target type
- */
- {
- void *vbuf = (void *)buf;
- void *vdummy = (void *)dummy;
-
- unmap_sysmem(vbuf);
- unmap_sysmem(vdummy);
- }
+ unmap_sysmem((void *)buf);
+ unmap_sysmem((void *)dummy);
if (errs == -1UL) {
/* Memory test was aborted - write a newline to finish off */
putc('\n');
- ret = 1;
- } else {
- printf("Tested %d iteration(s) with %lu errors.\n",
- iteration, errs);
- ret = errs != 0;
}
+ printf("Tested %d iteration(s) with %lu errors.\n", iteration, count);
- return ret;
+ return errs != 0;
}
#endif /* CONFIG_CMD_MEMTEST */
mod_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const argv[])
{
ulong addr;
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
u64 i;
#else
ulong i;
addr += base_address;
}
-#ifdef CONFIG_HAS_DATAFLASH
- if (addr_dataflash(addr)){
- puts ("Can't modify DataFlash in place. Use cp instead.\n\r");
- return 0;
- }
-#endif
-
-#ifdef CONFIG_BLACKFIN
- if (addr_bfin_on_chip_mem(addr)) {
- puts ("Can't modify L1 instruction in place. Use cp instead.\n\r");
- return 0;
- }
-#endif
-
/* Print the address, followed by value. Then accept input for
* the next value. A non-converted value exits.
*/
printf("%08lx:", addr);
if (size == 4)
printf(" %08x", *((u32 *)ptr));
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_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
else {
char *endp;
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
i = simple_strtoull(console_buffer, &endp, 16);
#else
i = simple_strtoul(console_buffer, &endp, 16);
bootretry_reset_cmd_timeout();
if (size == 4)
*((u32 *)ptr) = i;
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
else if (size == 8)
*((u64 *)ptr) = i;
#endif
av = argv + 1;
ac = argc - 1;
-#ifdef CONFIG_HASH_VERIFY
+#ifdef CONFIG_CRC32_VERIFY
if (strcmp(*av, "-v") == 0) {
flags |= HASH_FLAG_VERIFY | HASH_FLAG_ENV;
av++;
#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)
+ return CMD_RET_USAGE;
+
+ 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 CMD_RET_SUCCESS;
+}
+#endif
+
/**************************************************/
U_BOOT_CMD(
md, 3, 1, do_mem_md,
"memory display",
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
"[.b, .w, .l, .q] address [# of objects]"
#else
"[.b, .w, .l] address [# of objects]"
U_BOOT_CMD(
mm, 2, 1, do_mem_mm,
"memory modify (auto-incrementing address)",
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
"[.b, .w, .l, .q] address"
#else
"[.b, .w, .l] address"
U_BOOT_CMD(
nm, 2, 1, do_mem_nm,
"memory modify (constant address)",
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
"[.b, .w, .l, .q] address"
#else
"[.b, .w, .l] address"
U_BOOT_CMD(
mw, 4, 1, do_mem_mw,
"memory write (fill)",
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
"[.b, .w, .l, .q] address value [count]"
#else
"[.b, .w, .l] address value [count]"
U_BOOT_CMD(
cp, 4, 1, do_mem_cp,
"memory copy",
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
"[.b, .w, .l, .q] source target count"
#else
"[.b, .w, .l] source target count"
U_BOOT_CMD(
cmp, 4, 1, do_mem_cmp,
"memory compare",
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
"[.b, .w, .l, .q] addr1 addr2 count"
#else
"[.b, .w, .l] addr1 addr2 count"
#ifdef CONFIG_CMD_CRC32
-#ifndef CONFIG_HASH_VERIFY
+#ifndef CONFIG_CRC32_VERIFY
U_BOOT_CMD(
crc32, 4, 1, do_mem_crc,
"address count [addr]\n - compute CRC32 checksum [save at addr]"
);
-#else /* CONFIG_HASH_VERIFY */
+#else /* CONFIG_CRC32_VERIFY */
U_BOOT_CMD(
crc32, 5, 1, do_mem_crc,
"-v address count crc\n - verify crc of memory area"
);
-#endif /* CONFIG_HASH_VERIFY */
+#endif /* CONFIG_CRC32_VERIFY */
#endif
#ifdef CONFIG_CMD_MEMINFO
-__weak void board_show_dram(phys_size_t size)
-{
- puts("DRAM: ");
- print_size(size, "\n");
-}
-
static int do_mem_info(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
- board_show_dram(gd->ram_size);
+ puts("DRAM: ");
+ print_size(gd->ram_size, "\n");
return 0;
}
U_BOOT_CMD(
loop, 3, 1, do_mem_loop,
"infinite loop on address range",
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
"[.b, .w, .l, .q] address number_of_objects"
#else
"[.b, .w, .l] address number_of_objects"
U_BOOT_CMD(
loopw, 4, 1, do_mem_loopw,
"infinite write loop on address range",
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
"[.b, .w, .l, .q] address number_of_objects data_to_write"
#else
"[.b, .w, .l] address number_of_objects data_to_write"
);
#endif /* CONFIG_CMD_MEMTEST */
-#ifdef CONFIG_MX_CYCLIC
+#ifdef CONFIG_CMD_MX_CYCLIC
U_BOOT_CMD(
mdc, 4, 1, do_mem_mdc,
"memory display cyclic",
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
"[.b, .w, .l, .q] address count delay(ms)"
#else
"[.b, .w, .l] address count delay(ms)"
U_BOOT_CMD(
mwc, 4, 1, do_mem_mwc,
"memory write cyclic",
-#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
"[.b, .w, .l, .q] address value delay(ms)"
#else
"[.b, .w, .l] address value delay(ms)"
#endif
);
-#endif /* CONFIG_MX_CYCLIC */
+#endif /* CONFIG_CMD_MX_CYCLIC */
#ifdef CONFIG_CMD_MEMINFO
U_BOOT_CMD(
""
);
#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