diff options
| author | Olaf Hering <olh@suse.de> | 2006-03-08 20:40:28 +0100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2006-03-17 13:22:33 +1100 |
| commit | 7e5b59384eebe35bff8429243f089931ce1cdf38 (patch) | |
| tree | b4d4ecdb96c26eed704bc4ea254348b268a1717a /arch/powerpc/xmon/xmon.c | |
| parent | e33852228f74b8ccbed8595083bb725b70902ed7 (diff) | |
| download | op-kernel-dev-7e5b59384eebe35bff8429243f089931ce1cdf38.zip op-kernel-dev-7e5b59384eebe35bff8429243f089931ce1cdf38.tar.gz | |
[PATCH] powerpc: add a raw dump command to xmon
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>
Diffstat (limited to 'arch/powerpc/xmon/xmon.c')
| -rw-r--r-- | arch/powerpc/xmon/xmon.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index 7d02fa2..4735b41 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -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) |
