3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
27 * Copied from FADS ROM, Dan Malek (dmalek@jlc.net)
32 #if defined(CONFIG_CMD_MMC)
35 #ifdef CONFIG_HAS_DATAFLASH
36 #include <dataflash.h>
41 #define PRINTF(fmt,args...) printf (fmt ,##args)
43 #define PRINTF(fmt,args...)
46 static int mod_mem(cmd_tbl_t
*, int, int, int, char *[]);
48 /* Display values from last command.
49 * Memory modify remembered values are different from display memory.
51 uint dp_last_addr
, dp_last_size
;
52 uint dp_last_length
= 0x40;
53 uint mm_last_addr
, mm_last_size
;
55 static ulong base_address
= 0;
60 * md{.b, .w, .l} {addr} {len}
62 #define DISP_LINE_LEN 16
63 int do_mem_md ( cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
66 #if defined(CONFIG_HAS_DATAFLASH)
67 ulong nbytes
, linebytes
;
72 /* We use the last specified parameters, unless new ones are
77 length
= dp_last_length
;
80 printf ("Usage:\n%s\n", cmdtp
->usage
);
84 if ((flag
& CMD_FLAG_REPEAT
) == 0) {
85 /* New command specified. Check for a size specification.
86 * Defaults to long if no or incorrect specification.
88 if ((size
= cmd_get_data_size(argv
[0], 4)) < 0)
91 /* Address is specified since argc > 1
93 addr
= simple_strtoul(argv
[1], NULL
, 16);
96 /* If another parameter, it is the length to display.
97 * Length is the number of objects, not number of bytes.
100 length
= simple_strtoul(argv
[2], NULL
, 16);
103 #if defined(CONFIG_HAS_DATAFLASH)
106 * We buffer all read data, so we can make sure data is read only
107 * once, and all accesses are with the specified bus width.
109 nbytes
= length
* size
;
111 char linebuf
[DISP_LINE_LEN
];
113 linebytes
= (nbytes
>DISP_LINE_LEN
)?DISP_LINE_LEN
:nbytes
;
115 rc
= read_dataflash(addr
, (linebytes
/size
)*size
, linebuf
);
116 p
= (rc
== DATAFLASH_OK
) ? linebuf
: (void*)addr
;
117 print_buffer(addr
, p
, size
, linebytes
/size
, DISP_LINE_LEN
/size
);
125 } while (nbytes
> 0);
128 # if defined(CONFIG_BLACKFIN)
129 /* See if we're trying to display L1 inst */
130 if (addr_bfin_on_chip_mem(addr
)) {
131 char linebuf
[DISP_LINE_LEN
];
132 ulong linebytes
, nbytes
= length
* size
;
134 linebytes
= (nbytes
> DISP_LINE_LEN
) ? DISP_LINE_LEN
: nbytes
;
135 memcpy(linebuf
, (void *)addr
, linebytes
);
136 print_buffer(addr
, linebuf
, size
, linebytes
/size
, DISP_LINE_LEN
/size
);
144 } while (nbytes
> 0);
149 /* Print the lines. */
150 print_buffer(addr
, (void*)addr
, size
, length
, DISP_LINE_LEN
/size
);
156 dp_last_length
= length
;
161 int do_mem_mm ( cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
163 return mod_mem (cmdtp
, 1, flag
, argc
, argv
);
165 int do_mem_nm ( cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
167 return mod_mem (cmdtp
, 0, flag
, argc
, argv
);
170 int do_mem_mw ( cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
172 ulong addr
, writeval
, count
;
175 if ((argc
< 3) || (argc
> 4)) {
176 printf ("Usage:\n%s\n", cmdtp
->usage
);
180 /* Check for size specification.
182 if ((size
= cmd_get_data_size(argv
[0], 4)) < 1)
185 /* Address is specified since argc > 1
187 addr
= simple_strtoul(argv
[1], NULL
, 16);
188 addr
+= base_address
;
190 /* Get the value to write.
192 writeval
= simple_strtoul(argv
[2], NULL
, 16);
196 count
= simple_strtoul(argv
[3], NULL
, 16);
201 while (count
-- > 0) {
203 *((ulong
*)addr
) = (ulong
)writeval
;
205 *((ushort
*)addr
) = (ushort
)writeval
;
207 *((u_char
*)addr
) = (u_char
)writeval
;
213 #ifdef CONFIG_MX_CYCLIC
214 int do_mem_mdc ( cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
220 printf ("Usage:\n%s\n", cmdtp
->usage
);
224 count
= simple_strtoul(argv
[3], NULL
, 10);
227 do_mem_md (NULL
, 0, 3, argv
);
229 /* delay for <count> ms... */
230 for (i
=0; i
<count
; i
++)
233 /* check for ctrl-c to abort... */
243 int do_mem_mwc ( cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
249 printf ("Usage:\n%s\n", cmdtp
->usage
);
253 count
= simple_strtoul(argv
[3], NULL
, 10);
256 do_mem_mw (NULL
, 0, 3, argv
);
258 /* delay for <count> ms... */
259 for (i
=0; i
<count
; i
++)
262 /* check for ctrl-c to abort... */
271 #endif /* CONFIG_MX_CYCLIC */
273 int do_mem_cmp (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
275 ulong addr1
, addr2
, count
, ngood
;
280 printf ("Usage:\n%s\n", cmdtp
->usage
);
284 /* Check for size specification.
286 if ((size
= cmd_get_data_size(argv
[0], 4)) < 0)
289 addr1
= simple_strtoul(argv
[1], NULL
, 16);
290 addr1
+= base_address
;
292 addr2
= simple_strtoul(argv
[2], NULL
, 16);
293 addr2
+= base_address
;
295 count
= simple_strtoul(argv
[3], NULL
, 16);
297 #ifdef CONFIG_HAS_DATAFLASH
298 if (addr_dataflash(addr1
) | addr_dataflash(addr2
)){
299 puts ("Comparison with DataFlash space not supported.\n\r");
304 #ifdef CONFIG_BLACKFIN
305 if (addr_bfin_on_chip_mem(addr1
) || addr_bfin_on_chip_mem(addr2
)) {
306 puts ("Comparison with L1 instruction memory not supported.\n\r");
313 while (count
-- > 0) {
315 ulong word1
= *(ulong
*)addr1
;
316 ulong word2
= *(ulong
*)addr2
;
317 if (word1
!= word2
) {
318 printf("word at 0x%08lx (0x%08lx) "
319 "!= word at 0x%08lx (0x%08lx)\n",
320 addr1
, word1
, addr2
, word2
);
325 else if (size
== 2) {
326 ushort hword1
= *(ushort
*)addr1
;
327 ushort hword2
= *(ushort
*)addr2
;
328 if (hword1
!= hword2
) {
329 printf("halfword at 0x%08lx (0x%04x) "
330 "!= halfword at 0x%08lx (0x%04x)\n",
331 addr1
, hword1
, addr2
, hword2
);
337 u_char byte1
= *(u_char
*)addr1
;
338 u_char byte2
= *(u_char
*)addr2
;
339 if (byte1
!= byte2
) {
340 printf("byte at 0x%08lx (0x%02x) "
341 "!= byte at 0x%08lx (0x%02x)\n",
342 addr1
, byte1
, addr2
, byte2
);
352 printf("Total of %ld %s%s were the same\n",
353 ngood
, size
== 4 ? "word" : size
== 2 ? "halfword" : "byte",
354 ngood
== 1 ? "" : "s");
358 int do_mem_cp ( cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
360 ulong addr
, dest
, count
;
364 printf ("Usage:\n%s\n", cmdtp
->usage
);
368 /* Check for size specification.
370 if ((size
= cmd_get_data_size(argv
[0], 4)) < 0)
373 addr
= simple_strtoul(argv
[1], NULL
, 16);
374 addr
+= base_address
;
376 dest
= simple_strtoul(argv
[2], NULL
, 16);
377 dest
+= base_address
;
379 count
= simple_strtoul(argv
[3], NULL
, 16);
382 puts ("Zero length ???\n");
386 #ifndef CONFIG_SYS_NO_FLASH
387 /* check if we are copying to Flash */
388 if ( (addr2info(dest
) != NULL
)
389 #ifdef CONFIG_HAS_DATAFLASH
390 && (!addr_dataflash(dest
))
395 puts ("Copy to Flash... ");
397 rc
= flash_write ((char *)addr
, dest
, count
*size
);
407 #if defined(CONFIG_CMD_MMC)
408 if (mmc2info(dest
)) {
411 puts ("Copy to MMC... ");
412 switch (rc
= mmc_write ((uchar
*)addr
, dest
, count
*size
)) {
420 printf ("%s[%d] FIXME: rc=%d\n",__FILE__
,__LINE__
,rc
);
427 if (mmc2info(addr
)) {
430 puts ("Copy from MMC... ");
431 switch (rc
= mmc_read (addr
, (uchar
*)dest
, count
*size
)) {
439 printf ("%s[%d] FIXME: rc=%d\n",__FILE__
,__LINE__
,rc
);
447 #ifdef CONFIG_HAS_DATAFLASH
448 /* Check if we are copying from RAM or Flash to DataFlash */
449 if (addr_dataflash(dest
) && !addr_dataflash(addr
)){
452 puts ("Copy to DataFlash... ");
454 rc
= write_dataflash (dest
, addr
, count
*size
);
457 dataflash_perror (rc
);
464 /* Check if we are copying from DataFlash to RAM */
465 if (addr_dataflash(addr
) && !addr_dataflash(dest
)
466 #ifndef CONFIG_SYS_NO_FLASH
467 && (addr2info(dest
) == NULL
)
471 rc
= read_dataflash(addr
, count
* size
, (char *) dest
);
473 dataflash_perror (rc
);
479 if (addr_dataflash(addr
) && addr_dataflash(dest
)){
480 puts ("Unsupported combination of source/destination.\n\r");
485 #ifdef CONFIG_BLACKFIN
486 /* See if we're copying to/from L1 inst */
487 if (addr_bfin_on_chip_mem(dest
) || addr_bfin_on_chip_mem(addr
)) {
488 memcpy((void *)dest
, (void *)addr
, count
* size
);
493 while (count
-- > 0) {
495 *((ulong
*)dest
) = *((ulong
*)addr
);
497 *((ushort
*)dest
) = *((ushort
*)addr
);
499 *((u_char
*)dest
) = *((u_char
*)addr
);
506 int do_mem_base (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
509 /* Set new base address.
511 base_address
= simple_strtoul(argv
[1], NULL
, 16);
513 /* Print the current base address.
515 printf("Base Address: 0x%08lx\n", base_address
);
519 int do_mem_loop (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
521 ulong addr
, length
, i
, junk
;
523 volatile uint
*longp
;
524 volatile ushort
*shortp
;
528 printf ("Usage:\n%s\n", cmdtp
->usage
);
532 /* Check for a size spefication.
533 * Defaults to long if no or incorrect specification.
535 if ((size
= cmd_get_data_size(argv
[0], 4)) < 0)
538 /* Address is always specified.
540 addr
= simple_strtoul(argv
[1], NULL
, 16);
542 /* Length is the number of objects, not number of bytes.
544 length
= simple_strtoul(argv
[2], NULL
, 16);
546 /* We want to optimize the loops to run as fast as possible.
547 * If we have only one object, just run infinite loops.
551 longp
= (uint
*)addr
;
556 shortp
= (ushort
*)addr
;
567 longp
= (uint
*)addr
;
575 shortp
= (ushort
*)addr
;
590 int do_mem_loopw (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
592 ulong addr
, length
, i
, data
;
594 volatile uint
*longp
;
595 volatile ushort
*shortp
;
599 printf ("Usage:\n%s\n", cmdtp
->usage
);
603 /* Check for a size spefication.
604 * Defaults to long if no or incorrect specification.
606 if ((size
= cmd_get_data_size(argv
[0], 4)) < 0)
609 /* Address is always specified.
611 addr
= simple_strtoul(argv
[1], NULL
, 16);
613 /* Length is the number of objects, not number of bytes.
615 length
= simple_strtoul(argv
[2], NULL
, 16);
618 data
= simple_strtoul(argv
[3], NULL
, 16);
620 /* We want to optimize the loops to run as fast as possible.
621 * If we have only one object, just run infinite loops.
625 longp
= (uint
*)addr
;
630 shortp
= (ushort
*)addr
;
641 longp
= (uint
*)addr
;
649 shortp
= (ushort
*)addr
;
662 #endif /* CONFIG_LOOPW */
665 * Perform a memory test. A more complete alternative test can be
666 * configured using CONFIG_SYS_ALT_MEMTEST. The complete test loops until
667 * interrupted by ctrl-c or by a failure of one of the sub-tests.
669 int do_mem_mtest (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
671 vu_long
*addr
, *start
, *end
;
678 #if defined(CONFIG_SYS_ALT_MEMTEST)
684 vu_long anti_pattern
;
686 #if defined(CONFIG_SYS_MEMTEST_SCRATCH)
687 vu_long
*dummy
= (vu_long
*)CONFIG_SYS_MEMTEST_SCRATCH
;
689 vu_long
*dummy
= 0; /* yes, this is address 0x0, not NULL */
693 static const ulong bitpattern
[] = {
694 0x00000001, /* single bit */
695 0x00000003, /* two adjacent bits */
696 0x00000007, /* three adjacent bits */
697 0x0000000F, /* four adjacent bits */
698 0x00000005, /* two non-adjacent bits */
699 0x00000015, /* three non-adjacent bits */
700 0x00000055, /* four non-adjacent bits */
701 0xaaaaaaaa, /* alternating 1/0 */
709 start
= (ulong
*)simple_strtoul(argv
[1], NULL
, 16);
711 start
= (ulong
*)CONFIG_SYS_MEMTEST_START
;
714 end
= (ulong
*)simple_strtoul(argv
[2], NULL
, 16);
716 end
= (ulong
*)(CONFIG_SYS_MEMTEST_END
);
719 pattern
= (ulong
)simple_strtoul(argv
[3], NULL
, 16);
724 iteration_limit
= (ulong
)simple_strtoul(argv
[4], NULL
, 16);
728 #if defined(CONFIG_SYS_ALT_MEMTEST)
729 printf ("Testing %08x ... %08x:\n", (uint
)start
, (uint
)end
);
730 PRINTF("%s:%d: start 0x%p end 0x%p\n",
731 __FUNCTION__
, __LINE__
, start
, end
);
740 if (iteration_limit
&& iterations
> iteration_limit
) {
741 printf("Tested %d iteration(s) without errors.\n",
746 printf("Iteration: %6d\r", iterations
);
751 * Data line test: write a pattern to the first
752 * location, write the 1's complement to a 'parking'
753 * address (changes the state of the data bus so a
754 * floating bus doen't give a false OK), and then
755 * read the value back. Note that we read it back
756 * into a variable because the next time we read it,
757 * it might be right (been there, tough to explain to
758 * the quality guys why it prints a failure when the
759 * "is" and "should be" are obviously the same in the
762 * Rather than exhaustively testing, we test some
763 * patterns by shifting '1' bits through a field of
764 * '0's and '0' bits through a field of '1's (i.e.
765 * pattern and ~pattern).
768 for (j
= 0; j
< sizeof(bitpattern
)/sizeof(bitpattern
[0]); j
++) {
770 for(; val
!= 0; val
<<= 1) {
772 *dummy
= ~val
; /* clear the test data off of the bus */
774 if(readback
!= val
) {
775 printf ("FAILURE (data line): "
776 "expected %08lx, actual %08lx\n",
782 if(readback
!= ~val
) {
783 printf ("FAILURE (data line): "
784 "Is %08lx, should be %08lx\n",
791 * Based on code whose Original Author and Copyright
792 * information follows: Copyright (c) 1998 by Michael
793 * Barr. This software is placed into the public
794 * domain and may be used for any purpose. However,
795 * this notice must not be changed or removed and no
796 * warranty is either expressed or implied by its
797 * publication or distribution.
803 * Description: Test the address bus wiring in a
804 * memory region by performing a walking
805 * 1's test on the relevant bits of the
806 * address and checking for aliasing.
807 * This test will find single-bit
808 * address failures such as stuck -high,
809 * stuck-low, and shorted pins. The base
810 * address and size of the region are
811 * selected by the caller.
813 * Notes: For best results, the selected base
814 * address should have enough LSB 0's to
815 * guarantee single address bit changes.
816 * For example, to test a 64-Kbyte
817 * region, select a base address on a
818 * 64-Kbyte boundary. Also, select the
819 * region size as a power-of-two if at
822 * Returns: 0 if the test succeeds, 1 if the test fails.
824 len
= ((ulong
)end
- (ulong
)start
)/sizeof(vu_long
);
825 pattern
= (vu_long
) 0xaaaaaaaa;
826 anti_pattern
= (vu_long
) 0x55555555;
828 PRINTF("%s:%d: length = 0x%.8lx\n",
829 __FUNCTION__
, __LINE__
,
832 * Write the default pattern at each of the
833 * power-of-two offsets.
835 for (offset
= 1; offset
< len
; offset
<<= 1) {
836 start
[offset
] = pattern
;
840 * Check for address bits stuck high.
843 start
[test_offset
] = anti_pattern
;
845 for (offset
= 1; offset
< len
; offset
<<= 1) {
846 temp
= start
[offset
];
847 if (temp
!= pattern
) {
848 printf ("\nFAILURE: Address bit stuck high @ 0x%.8lx:"
849 " expected 0x%.8lx, actual 0x%.8lx\n",
850 (ulong
)&start
[offset
], pattern
, temp
);
854 start
[test_offset
] = pattern
;
858 * Check for addr bits stuck low or shorted.
860 for (test_offset
= 1; test_offset
< len
; test_offset
<<= 1) {
861 start
[test_offset
] = anti_pattern
;
863 for (offset
= 1; offset
< len
; offset
<<= 1) {
864 temp
= start
[offset
];
865 if ((temp
!= pattern
) && (offset
!= test_offset
)) {
866 printf ("\nFAILURE: Address bit stuck low or shorted @"
867 " 0x%.8lx: expected 0x%.8lx, actual 0x%.8lx\n",
868 (ulong
)&start
[offset
], pattern
, temp
);
872 start
[test_offset
] = pattern
;
876 * Description: Test the integrity of a physical
877 * memory device by performing an
878 * increment/decrement test over the
879 * entire region. In the process every
880 * storage bit in the device is tested
881 * as a zero and a one. The base address
882 * and the size of the region are
883 * selected by the caller.
885 * Returns: 0 if the test succeeds, 1 if the test fails.
887 num_words
= ((ulong
)end
- (ulong
)start
)/sizeof(vu_long
) + 1;
890 * Fill memory with a known pattern.
892 for (pattern
= 1, offset
= 0; offset
< num_words
; pattern
++, offset
++) {
894 start
[offset
] = pattern
;
898 * Check each location and invert it for the second pass.
900 for (pattern
= 1, offset
= 0; offset
< num_words
; pattern
++, offset
++) {
902 temp
= start
[offset
];
903 if (temp
!= pattern
) {
904 printf ("\nFAILURE (read/write) @ 0x%.8lx:"
905 " expected 0x%.8lx, actual 0x%.8lx)\n",
906 (ulong
)&start
[offset
], pattern
, temp
);
910 anti_pattern
= ~pattern
;
911 start
[offset
] = anti_pattern
;
915 * Check each location for the inverted pattern and zero it.
917 for (pattern
= 1, offset
= 0; offset
< num_words
; pattern
++, offset
++) {
919 anti_pattern
= ~pattern
;
920 temp
= start
[offset
];
921 if (temp
!= anti_pattern
) {
922 printf ("\nFAILURE (read/write): @ 0x%.8lx:"
923 " expected 0x%.8lx, actual 0x%.8lx)\n",
924 (ulong
)&start
[offset
], anti_pattern
, temp
);
931 #else /* The original, quickie test */
939 if (iteration_limit
&& iterations
> iteration_limit
) {
940 printf("Tested %d iteration(s) without errors.\n",
946 printf ("\rPattern %08lX Writing..."
948 "\b\b\b\b\b\b\b\b\b\b",
951 for (addr
=start
,val
=pattern
; addr
<end
; addr
++) {
959 for (addr
=start
,val
=pattern
; addr
<end
; addr
++) {
962 if (readback
!= val
) {
963 printf ("\nMem error @ 0x%08X: "
964 "found %08lX, expected %08lX\n",
965 (uint
)addr
, readback
, val
);
972 * Flip the pattern each time to make lots of zeros and
973 * then, the next time, lots of ones. We decrement
974 * the "negative" patterns and increment the "positive"
975 * patterns to preserve this feature.
977 if(pattern
& 0x80000000) {
978 pattern
= -pattern
; /* complement & increment */
993 * mm{.b, .w, .l} {addr}
994 * nm{.b, .w, .l} {addr}
997 mod_mem(cmd_tbl_t
*cmdtp
, int incrflag
, int flag
, int argc
, char *argv
[])
1001 extern char console_buffer
[];
1004 printf ("Usage:\n%s\n", cmdtp
->usage
);
1008 #ifdef CONFIG_BOOT_RETRY_TIME
1009 reset_cmd_timeout(); /* got a good command to get here */
1011 /* We use the last specified parameters, unless new ones are
1014 addr
= mm_last_addr
;
1015 size
= mm_last_size
;
1017 if ((flag
& CMD_FLAG_REPEAT
) == 0) {
1018 /* New command specified. Check for a size specification.
1019 * Defaults to long if no or incorrect specification.
1021 if ((size
= cmd_get_data_size(argv
[0], 4)) < 0)
1024 /* Address is specified since argc > 1
1026 addr
= simple_strtoul(argv
[1], NULL
, 16);
1027 addr
+= base_address
;
1030 #ifdef CONFIG_HAS_DATAFLASH
1031 if (addr_dataflash(addr
)){
1032 puts ("Can't modify DataFlash in place. Use cp instead.\n\r");
1037 #ifdef CONFIG_BLACKFIN
1038 if (addr_bfin_on_chip_mem(addr
)) {
1039 puts ("Can't modify L1 instruction in place. Use cp instead.\n\r");
1044 /* Print the address, followed by value. Then accept input for
1045 * the next value. A non-converted value exits.
1048 printf("%08lx:", addr
);
1050 printf(" %08x", *((uint
*)addr
));
1052 printf(" %04x", *((ushort
*)addr
));
1054 printf(" %02x", *((u_char
*)addr
));
1056 nbytes
= readline (" ? ");
1057 if (nbytes
== 0 || (nbytes
== 1 && console_buffer
[0] == '-')) {
1058 /* <CR> pressed as only input, don't modify current
1059 * location and move to next. "-" pressed will go back.
1062 addr
+= nbytes
? -size
: size
;
1064 #ifdef CONFIG_BOOT_RETRY_TIME
1065 reset_cmd_timeout(); /* good enough to not time out */
1068 #ifdef CONFIG_BOOT_RETRY_TIME
1069 else if (nbytes
== -2) {
1070 break; /* timed out, exit the command */
1075 i
= simple_strtoul(console_buffer
, &endp
, 16);
1076 nbytes
= endp
- console_buffer
;
1078 #ifdef CONFIG_BOOT_RETRY_TIME
1079 /* good enough to not time out
1081 reset_cmd_timeout();
1084 *((uint
*)addr
) = i
;
1086 *((ushort
*)addr
) = i
;
1088 *((u_char
*)addr
) = i
;
1095 mm_last_addr
= addr
;
1096 mm_last_size
= size
;
1100 #ifndef CONFIG_CRC32_VERIFY
1102 int do_mem_crc (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
1109 printf ("Usage:\n%s\n", cmdtp
->usage
);
1113 addr
= simple_strtoul (argv
[1], NULL
, 16);
1114 addr
+= base_address
;
1116 length
= simple_strtoul (argv
[2], NULL
, 16);
1118 crc
= crc32 (0, (const uchar
*) addr
, length
);
1120 printf ("CRC32 for %08lx ... %08lx ==> %08lx\n",
1121 addr
, addr
+ length
- 1, crc
);
1124 ptr
= (ulong
*) simple_strtoul (argv
[3], NULL
, 16);
1131 #else /* CONFIG_CRC32_VERIFY */
1133 int do_mem_crc (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
1145 printf ("Usage:\n%s\n", cmdtp
->usage
);
1151 if (strcmp(*av
, "-v") == 0) {
1160 addr
= simple_strtoul(*av
++, NULL
, 16);
1161 addr
+= base_address
;
1162 length
= simple_strtoul(*av
++, NULL
, 16);
1164 crc
= crc32(0, (const uchar
*) addr
, length
);
1167 printf ("CRC32 for %08lx ... %08lx ==> %08lx\n",
1168 addr
, addr
+ length
- 1, crc
);
1170 ptr
= (ulong
*) simple_strtoul (*av
++, NULL
, 16);
1174 vcrc
= simple_strtoul(*av
++, NULL
, 16);
1176 printf ("CRC32 for %08lx ... %08lx ==> %08lx != %08lx ** ERROR **\n",
1177 addr
, addr
+ length
- 1, crc
, vcrc
);
1185 #endif /* CONFIG_CRC32_VERIFY */
1188 #ifdef CONFIG_CMD_UNZIP
1189 int gunzip (void *, int, unsigned char *, unsigned long *);
1191 int do_unzip ( cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
1193 unsigned long src
, dst
;
1194 unsigned long src_len
= ~0UL, dst_len
= ~0UL;
1198 dst_len
= simple_strtoul(argv
[3], NULL
, 16);
1201 src
= simple_strtoul(argv
[1], NULL
, 16);
1202 dst
= simple_strtoul(argv
[2], NULL
, 16);
1205 printf ("Usage:\n%s\n", cmdtp
->usage
);
1209 return !!gunzip((void *) dst
, dst_len
, (void *) src
, &src_len
);
1211 #endif /* CONFIG_CMD_UNZIP */
1214 /**************************************************/
1216 md
, 3, 1, do_mem_md
,
1217 "md - memory display\n",
1218 "[.b, .w, .l] address [# of objects]\n - memory display\n"
1223 mm
, 2, 1, do_mem_mm
,
1224 "mm - memory modify (auto-incrementing)\n",
1225 "[.b, .w, .l] address\n" " - memory modify, auto increment address\n"
1230 nm
, 2, 1, do_mem_nm
,
1231 "nm - memory modify (constant address)\n",
1232 "[.b, .w, .l] address\n - memory modify, read and keep address\n"
1236 mw
, 4, 1, do_mem_mw
,
1237 "mw - memory write (fill)\n",
1238 "[.b, .w, .l] address value [count]\n - write memory\n"
1242 cp
, 4, 1, do_mem_cp
,
1243 "cp - memory copy\n",
1244 "[.b, .w, .l] source target count\n - copy memory\n"
1248 cmp
, 4, 1, do_mem_cmp
,
1249 "cmp - memory compare\n",
1250 "[.b, .w, .l] addr1 addr2 count\n - compare memory\n"
1253 #ifndef CONFIG_CRC32_VERIFY
1256 crc32
, 4, 1, do_mem_crc
,
1257 "crc32 - checksum calculation\n",
1258 "address count [addr]\n - compute CRC32 checksum [save at addr]\n"
1261 #else /* CONFIG_CRC32_VERIFY */
1264 crc32
, 5, 1, do_mem_crc
,
1265 "crc32 - checksum calculation\n",
1266 "address count [addr]\n - compute CRC32 checksum [save at addr]\n"
1267 "-v address count crc\n - verify crc of memory area\n"
1270 #endif /* CONFIG_CRC32_VERIFY */
1273 base
, 2, 1, do_mem_base
,
1274 "base - print or set address offset\n",
1275 "\n - print address offset for memory commands\n"
1276 "base off\n - set address offset for memory commands to 'off'\n"
1280 loop
, 3, 1, do_mem_loop
,
1281 "loop - infinite loop on address range\n",
1282 "[.b, .w, .l] address number_of_objects\n"
1283 " - loop on a set of addresses\n"
1288 loopw
, 4, 1, do_mem_loopw
,
1289 "loopw - infinite write loop on address range\n",
1290 "[.b, .w, .l] address number_of_objects data_to_write\n"
1291 " - loop on a set of addresses\n"
1293 #endif /* CONFIG_LOOPW */
1296 mtest
, 5, 1, do_mem_mtest
,
1297 "mtest - simple RAM test\n",
1298 "[start [end [pattern [iterations]]]]\n"
1299 " - simple RAM read/write test\n"
1302 #ifdef CONFIG_MX_CYCLIC
1304 mdc
, 4, 1, do_mem_mdc
,
1305 "mdc - memory display cyclic\n",
1306 "[.b, .w, .l] address count delay(ms)\n - memory display cyclic\n"
1310 mwc
, 4, 1, do_mem_mwc
,
1311 "mwc - memory write cyclic\n",
1312 "[.b, .w, .l] address value delay(ms)\n - memory write cyclic\n"
1314 #endif /* CONFIG_MX_CYCLIC */
1316 #ifdef CONFIG_CMD_UNZIP
1318 unzip
, 4, 1, do_unzip
,
1319 "unzip - unzip a memory region\n",
1320 "srcaddr dstaddr [dstsize]\n"
1322 #endif /* CONFIG_CMD_UNZIP */