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mem_helper: add mrh command

This patch adds support for reading halfword values from memory. This
command compliments existing support for writing halfwords (mwh).

Change-Id: I8ec628e65c05a7f00aa57e3af0f228eb8bd4d14e
Signed-off-by: Steven Stallion <stallion@squareup.com>
Reviewed-on: http://openocd.zylin.com/4781
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
master
Steven Stallion 5 years ago
committed by Tomas Vanek
parent
commit
82dd17e248
1 changed files with 11 additions and 0 deletions
  1. +11
    -0
      tcl/mem_helper.tcl

+ 11
- 0
tcl/mem_helper.tcl View File

@@ -10,6 +10,17 @@ proc mrw {reg} {
add_usage_text mrw "address"
add_help_text mrw "Returns value of word in memory."

# mrh: "memory read halfword", returns value of $reg
proc mrh {reg} {
set value ""
mem2array value 16 $reg 1
return $value(0)
}

add_usage_text mrh "address"
add_help_text mrh "Returns value of halfword in memory."

# mrb: "memory read byte", returns value of $reg
proc mrb {reg} {
set value ""
mem2array value 8 $reg 1


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