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-rw-r--r--common/cmd_mfsl.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/common/cmd_mfsl.c b/common/cmd_mfsl.c
index 8d4c1a38d7..9d1d87551a 100644
--- a/common/cmd_mfsl.c
+++ b/common/cmd_mfsl.c
@@ -355,19 +355,18 @@ int do_rspr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
unsigned int reg = 0;
unsigned int val = 0;
- reg = (unsigned int)simple_strtoul (argv[1], NULL, 16);
- val = (unsigned int)simple_strtoul (argv[2], NULL, 16);
- if (argc < 1) {
+ if (argc < 2) {
printf ("Usage:\n%s\n", cmdtp->usage);
return 1;
}
+ reg = (unsigned int)simple_strtoul (argv[1], NULL, 16);
+ val = (unsigned int)simple_strtoul (argv[2], NULL, 16);
switch (reg) {
case 0x1:
if (argc > 2) {
MTS (val, rmsr);
NOP;
MFS (val, rmsr);
-
} else {
MFS (val, rmsr);
}
@@ -382,6 +381,7 @@ int do_rspr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
puts ("ESR");
break;
default:
+ puts ("Unsupported register\n");
return 1;
}
printf (": 0x%08lx\n", val);
@@ -408,10 +408,10 @@ U_BOOT_CMD (fwr, 4, 1, do_fwr,
" 3 - blocking control write\n");
U_BOOT_CMD (rspr, 3, 1, do_rspr,
- "rmsr - read/write special purpose register\n",
+ "rspr - read/write special purpose register\n",
"- reg_num [write value] read/write special purpose register\n"
- " 0 - MSR - Machine status register\n"
- " 1 - EAR - Exception address register\n"
- " 2 - ESR - Exception status register\n");
+ " 1 - MSR - Machine status register\n"
+ " 3 - EAR - Exception address register\n"
+ " 5 - ESR - Exception status register\n");
#endif