c_search

MIPS处理器的bootloader,龙芯就是用的修改过的PMON2

The search Command
search

The search command executes a search for a memory pattern.

Format

The format for the search command is:

search from to {val|-s str}-

where:

from	is the start address for the search operation.

to	is the end address for the search operation.

val	is the hexadecimal value that is the object of the search. 

-s str	specifies that the search operation is for a string str.

Functional Description

The search command searches memory for a pattern. The pattern may be 
a single byte, multiple bytes, or an ASCII string.

If the -s option is specified, the next parameter is interpreted as an ASCII 
string. To search for a multiple-word string, enclose the string in double 
quotation marks.

The output of this command is printed to the screen via the more command.

The following example searches for 3c and d4 from 0xa0020000 to 
0xa0030000:

PMON search a0020000 a0030000 3c d4

The following example searches for "ABC" from 0xa0020000 to 
0xa0030000:

PMON search a0020000 a0030000 -s "ABC" 

Files
The source for the search command is located in 
mon/search.c.

See Also
d command and
more command.