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[PATCH] powerpc: add a raw dump command to xmon

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Dump a stream of rawbytes with a new 'dr' command.
Produces less output and it is simpler to feed the output to scripts.
Also, dr has no dumpsize limits.

Signed-off-by: Olaf Hering <olh@suse.de>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Olaf Hering 2006-03-08 20:40:28 +01:00 committed by Paul Mackerras
parent e33852228f
commit 7e5b59384e
1 changed files with 30 additions and 0 deletions
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30
arch/powerpc/xmon/xmon.c
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@ -191,6 +191,7 @@ Commands:\n\
di dump instructions\n\
df dump float values\n\
dd dump double values\n\
dr dump stream of raw bytes\n\
e print exception information\n\
f flush cache\n\
la lookup symbol+offset of specified address\n\
@ -1938,6 +1939,28 @@ bsesc(void)
return c;
}
static void xmon_rawdump (unsigned long adrs, long ndump)
{
long n, m, r, nr;
unsigned char temp[16];
for (n = ndump; n > 0;) {
r = n < 16? n: 16;
nr = mread(adrs, temp, r);
adrs += nr;
for (m = 0; m < r; ++m) {
if (m < nr)
printf("%.2x", temp[m]);
else
printf("%s", fault_chars[fault_type]);
}
n -= r;
if (nr < r)
break;
}
printf("\n");
}
#define isxdigit(c) (('0' <= (c) && (c) <= '9') \
|| ('a' <= (c) && (c) <= 'f') \
|| ('A' <= (c) && (c) <= 'F'))
@ -1960,6 +1983,13 @@ dump(void)
nidump = MAX_DUMP;
adrs += ppc_inst_dump(adrs, nidump, 1);
last_cmd = "di\n";
} else if (c == 'r') {
scanhex(&ndump);
if (ndump == 0)
ndump = 64;
xmon_rawdump(adrs, ndump);
adrs += ndump;
last_cmd = "dr\n";
} else {
scanhex(&ndump);
if (ndump == 0)