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Diffstat (limited to 'arch/powerpc/xmon/xmon.c')
-rw-r--r--arch/powerpc/xmon/xmon.c58
1 files changed, 55 insertions, 3 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 5720236d0266..26fa03fc9f3c 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -212,6 +212,10 @@ Commands:\n\
"\
C checksum\n\
d dump bytes\n\
+ d1 dump 1 byte values\n\
+ d2 dump 2 byte values\n\
+ d4 dump 4 byte values\n\
+ d8 dump 8 byte values\n\
di dump instructions\n\
df dump float values\n\
dd dump double values\n\
@@ -2334,9 +2338,42 @@ static void dump_pacas(void)
}
#endif
+static void dump_by_size(unsigned long addr, long count, int size)
+{
+ unsigned char temp[16];
+ int i, j;
+ u64 val;
+
+ count = ALIGN(count, 16);
+
+ for (i = 0; i < count; i += 16, addr += 16) {
+ printf(REG, addr);
+
+ if (mread(addr, temp, 16) != 16) {
+ printf("\nFaulted reading %d bytes from 0x"REG"\n", 16, addr);
+ return;
+ }
+
+ for (j = 0; j < 16; j += size) {
+ putchar(' ');
+ switch (size) {
+ case 1: val = temp[j]; break;
+ case 2: val = *(u16 *)&temp[j]; break;
+ case 4: val = *(u32 *)&temp[j]; break;
+ case 8: val = *(u64 *)&temp[j]; break;
+ default: val = 0;
+ }
+
+ printf("%0*lx", size * 2, val);
+ }
+ printf("\n");
+ }
+}
+
static void
dump(void)
{
+ static char last[] = { "d?\n" };
int c;
c = inchar();
@@ -2350,8 +2387,9 @@ dump(void)
}
#endif
- if ((isxdigit(c) && c != 'f' && c != 'd') || c == '\n')
+ if (c == '\n')
termch = c;
+
scanhex((void *)&adrs);
if (termch != '\n')
termch = 0;
@@ -2383,9 +2421,23 @@ dump(void)
ndump = 64;
else if (ndump > MAX_DUMP)
ndump = MAX_DUMP;
- prdump(adrs, ndump);
+
+ switch (c) {
+ case '8':
+ case '4':
+ case '2':
+ case '1':
+ ndump = ALIGN(ndump, 16);
+ dump_by_size(adrs, ndump, c - '0');
+ last[1] = c;
+ last_cmd = last;
+ break;
+ default:
+ prdump(adrs, ndump);
+ last_cmd = "d\n";
+ }
+
adrs += ndump;
- last_cmd = "d\n";
}
}