AT91: reset.c: fix comments, add option

[karo-tx-uboot.git] / common / cmd_mem.c

diff --git a/common/cmd_mem.c b/common/cmd_mem.c
index 1839330760c766dee1a6b9ef3c927b21b3a70791..44834ea7514fccb2765d008ed57a83497e9bd4e7 100644 (file)
--- a/common/cmd_mem.c
+++ b/common/cmd_mem.c
@@ -43,7 +43,7 @@
 #define PRINTF(fmt,args...)
 #endif
 
-static int mod_mem(cmd_tbl_t *, int, int, int, char *[]);
+static int mod_mem(cmd_tbl_t *, int, int, int, char * const []);
 
 /* Display values from last command.
  * Memory modify remembered values are different from display memory.
@@ -60,7 +60,7 @@ static        ulong   base_address = 0;
  *     md{.b, .w, .l} {addr} {len}
  */
 #define DISP_LINE_LEN  16
-int do_mem_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_md ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        ulong   addr, length;
 #if defined(CONFIG_HAS_DATAFLASH)
@@ -76,10 +76,8 @@ int do_mem_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
        size = dp_last_size;
        length = dp_last_length;
 
-       if (argc < 2) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc < 2)
+               return cmd_usage(cmdtp);
 
        if ((flag & CMD_FLAG_REPEAT) == 0) {
                /* New command specified.  Check for a size specification.
@@ -158,24 +156,22 @@ int do_mem_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
        return (rc);
 }
 
-int do_mem_mm ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_mm ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        return mod_mem (cmdtp, 1, flag, argc, argv);
 }
-int do_mem_nm ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_nm ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        return mod_mem (cmdtp, 0, flag, argc, argv);
 }
 
-int do_mem_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        ulong   addr, writeval, count;
        int     size;
 
-       if ((argc < 3) || (argc > 4)) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if ((argc < 3) || (argc > 4))
+               return cmd_usage(cmdtp);
 
        /* Check for size specification.
        */
@@ -211,15 +207,13 @@ int do_mem_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 }
 
 #ifdef CONFIG_MX_CYCLIC
-int do_mem_mdc ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_mdc ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        int i;
        ulong count;
 
-       if (argc < 4) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc < 4)
+               return cmd_usage(cmdtp);
 
        count = simple_strtoul(argv[3], NULL, 10);
 
@@ -240,15 +234,13 @@ int do_mem_mdc ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
        return 0;
 }
 
-int do_mem_mwc ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_mwc ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        int i;
        ulong count;
 
-       if (argc < 4) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc < 4)
+               return cmd_usage(cmdtp);
 
        count = simple_strtoul(argv[3], NULL, 10);
 
@@ -270,16 +262,14 @@ int do_mem_mwc ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 }
 #endif /* CONFIG_MX_CYCLIC */
 
-int do_mem_cmp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_cmp (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        ulong   addr1, addr2, count, ngood;
        int     size;
        int     rcode = 0;
 
-       if (argc != 4) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc != 4)
+               return cmd_usage(cmdtp);
 
        /* Check for size specification.
        */
@@ -355,15 +345,13 @@ int do_mem_cmp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
        return rcode;
 }
 
-int do_mem_cp ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_cp ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        ulong   addr, dest, count;
        int     size;
 
-       if (argc != 4) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc != 4)
+               return cmd_usage(cmdtp);
 
        /* Check for size specification.
        */
@@ -463,7 +451,7 @@ int do_mem_cp ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
        return 0;
 }
 
-int do_mem_base (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_base (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        if (argc > 1) {
                /* Set new base address.
@@ -476,7 +464,7 @@ int do_mem_base (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
        return 0;
 }
 
-int do_mem_loop (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_loop (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        ulong   addr, length, i, junk;
        int     size;
@@ -484,10 +472,8 @@ int do_mem_loop (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
        volatile ushort *shortp;
        volatile u_char *cp;
 
-       if (argc < 3) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc < 3)
+               return cmd_usage(cmdtp);
 
        /* Check for a size spefication.
         * Defaults to long if no or incorrect specification.
@@ -547,7 +533,7 @@ int do_mem_loop (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 }
 
 #ifdef CONFIG_LOOPW
-int do_mem_loopw (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_loopw (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        ulong   addr, length, i, data;
        int     size;
@@ -555,10 +541,8 @@ int do_mem_loopw (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
        volatile ushort *shortp;
        volatile u_char *cp;
 
-       if (argc < 4) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc < 4)
+               return cmd_usage(cmdtp);
 
        /* Check for a size spefication.
         * Defaults to long if no or incorrect specification.
@@ -626,7 +610,7 @@ int do_mem_loopw (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
  * configured using CONFIG_SYS_ALT_MEMTEST. The complete test loops until
  * interrupted by ctrl-c or by a failure of one of the sub-tests.
  */
-int do_mem_mtest (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_mtest (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        vu_long *addr, *start, *end;
        ulong   val;
@@ -984,16 +968,14 @@ int do_mem_mtest (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
  *     nm{.b, .w, .l} {addr}
  */
 static int
-mod_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char *argv[])
+mod_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const argv[])
 {
        ulong   addr, i;
        int     nbytes, size;
        extern char console_buffer[];
 
-       if (argc != 2) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc != 2)
+               return cmd_usage(cmdtp);
 
 #ifdef CONFIG_BOOT_RETRY_TIME
        reset_cmd_timeout();    /* got a good command to get here */
@@ -1089,16 +1071,14 @@ mod_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char *argv[])
 
 #ifndef CONFIG_CRC32_VERIFY
 
-int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        ulong addr, length;
        ulong crc;
        ulong *ptr;
 
-       if (argc < 3) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc < 3)
+               return cmd_usage(cmdtp);
 
        addr = simple_strtoul (argv[1], NULL, 16);
        addr += base_address;
@@ -1120,7 +1100,7 @@ int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 #else  /* CONFIG_CRC32_VERIFY */
 
-int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        ulong addr, length;
        ulong crc;
@@ -1128,12 +1108,11 @@ int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
        ulong vcrc;
        int verify;
        int ac;
-       char **av;
+       char * const *av;
 
        if (argc < 3) {
-  usage:
-               cmd_usage(cmdtp);
-               return 1;
+usage:
+               return cmd_usage(cmdtp);
        }
 
        av = argv + 1;
@@ -1175,16 +1154,14 @@ int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 #endif /* CONFIG_CRC32_VERIFY */
 
 #ifdef CONFIG_CMD_MD5SUM
-int do_md5sum(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_md5sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        unsigned long addr, len;
        unsigned int i;
        u8 output[16];
 
-       if (argc < 3) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc < 3)
+               return cmd_usage(cmdtp);
 
        addr = simple_strtoul(argv[1], NULL, 16);
        len = simple_strtoul(argv[2], NULL, 16);
@@ -1200,16 +1177,14 @@ int do_md5sum(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 #endif
 
 #ifdef CONFIG_CMD_SHA1
-int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        unsigned long addr, len;
        unsigned int i;
        u8 output[20];
 
-       if (argc < 3) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc < 3)
+               return cmd_usage(cmdtp);
 
        addr = simple_strtoul(argv[1], NULL, 16);
        len = simple_strtoul(argv[2], NULL, 16);
@@ -1225,7 +1200,7 @@ int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 #endif
 
 #ifdef CONFIG_CMD_UNZIP
-int do_unzip ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_unzip ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        unsigned long src, dst;
        unsigned long src_len = ~0UL, dst_len = ~0UL;
@@ -1239,8 +1214,7 @@ int do_unzip ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
                        dst = simple_strtoul(argv[2], NULL, 16);
                        break;
                default:
-                       cmd_usage(cmdtp);
-                       return 1;
+                       return cmd_usage(cmdtp);
        }
 
        return !!gunzip((void *) dst, dst_len, (void *) src, &src_len);