diff options
| author | Zhenyu Wang <zhenyuw@linux.intel.com> | 2020-02-20 16:23:37 +0800 |
|---|---|---|
| committer | Zhenyu Wang <zhenyuw@linux.intel.com> | 2020-02-20 16:23:37 +0800 |
| commit | c95baf12f5077419db01313ab61c2aac007d40cd (patch) | |
| tree | 8c2aed3b89aecfb100b0546b601b7c7ae513a974 /scripts/gdb/linux/dmesg.py | |
| parent | 690c3df85f107c7e2b5726392e0f53bb18ec9f73 (diff) | |
| parent | e24bcd34c1dd7dabde4a8546920537f7137e3c5f (diff) | |
Merge drm-intel-next-queued into gvt-next
Backmerge to pull in
https://patchwork.freedesktop.org/patch/353621/?series=73544&rev=1
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'scripts/gdb/linux/dmesg.py')
| -rw-r--r-- | scripts/gdb/linux/dmesg.py | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/scripts/gdb/linux/dmesg.py b/scripts/gdb/linux/dmesg.py index 6d2e09a2ad2f..2fa7bb83885f 100644 --- a/scripts/gdb/linux/dmesg.py +++ b/scripts/gdb/linux/dmesg.py @@ -16,6 +16,8 @@ import sys from linux import utils +printk_log_type = utils.CachedType("struct printk_log") + class LxDmesg(gdb.Command): """Print Linux kernel log buffer.""" @@ -42,9 +44,14 @@ class LxDmesg(gdb.Command): b = utils.read_memoryview(inf, log_buf_addr, log_next_idx) log_buf = a.tobytes() + b.tobytes() + length_offset = printk_log_type.get_type()['len'].bitpos // 8 + text_len_offset = printk_log_type.get_type()['text_len'].bitpos // 8 + time_stamp_offset = printk_log_type.get_type()['ts_nsec'].bitpos // 8 + text_offset = printk_log_type.get_type().sizeof + pos = 0 while pos < log_buf.__len__(): - length = utils.read_u16(log_buf[pos + 8:pos + 10]) + length = utils.read_u16(log_buf, pos + length_offset) if length == 0: if log_buf_2nd_half == -1: gdb.write("Corrupted log buffer!\n") @@ -52,10 +59,11 @@ class LxDmesg(gdb.Command): pos = log_buf_2nd_half continue - text_len = utils.read_u16(log_buf[pos + 10:pos + 12]) - text = log_buf[pos + 16:pos + 16 + text_len].decode( + text_len = utils.read_u16(log_buf, pos + text_len_offset) + text_start = pos + text_offset + text = log_buf[text_start:text_start + text_len].decode( encoding='utf8', errors='replace') - time_stamp = utils.read_u64(log_buf[pos:pos + 8]) + time_stamp = utils.read_u64(log_buf, pos + time_stamp_offset) for line in text.splitlines(): msg = u"[{time:12.6f}] {line}\n".format( |