diff options
Diffstat (limited to 'scripts/gdb/linux/utils.py')
-rw-r--r-- | scripts/gdb/linux/utils.py | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/scripts/gdb/linux/utils.py b/scripts/gdb/linux/utils.py index 10a227bdb621..808a26596827 100644 --- a/scripts/gdb/linux/utils.py +++ b/scripts/gdb/linux/utils.py | |||
@@ -85,3 +85,24 @@ def get_target_endianness(): | |||
85 | else: | 85 | else: |
86 | raise gdb.GdgError("unknown endianness '{0}'".format(endian)) | 86 | raise gdb.GdgError("unknown endianness '{0}'".format(endian)) |
87 | return target_endianness | 87 | return target_endianness |
88 | |||
89 | |||
90 | def read_u16(buffer): | ||
91 | if get_target_endianness() == LITTLE_ENDIAN: | ||
92 | return ord(buffer[0]) + (ord(buffer[1]) << 8) | ||
93 | else: | ||
94 | return ord(buffer[1]) + (ord(buffer[0]) << 8) | ||
95 | |||
96 | |||
97 | def read_u32(buffer): | ||
98 | if get_target_endianness() == LITTLE_ENDIAN: | ||
99 | return read_u16(buffer[0:2]) + (read_u16(buffer[2:4]) << 16) | ||
100 | else: | ||
101 | return read_u16(buffer[2:4]) + (read_u16(buffer[0:2]) << 16) | ||
102 | |||
103 | |||
104 | def read_u64(buffer): | ||
105 | if get_target_endianness() == LITTLE_ENDIAN: | ||
106 | return read_u32(buffer[0:4]) + (read_u32(buffer[4:8]) << 32) | ||
107 | else: | ||
108 | return read_u32(buffer[4:8]) + (read_u32(buffer[0:4]) << 32) | ||