From b174a5b6a3b4895e8d7036cb21338bc1807caef0 Mon Sep 17 00:00:00 2001
From: oharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Date: Wed, 2 Apr 2008 06:21:24 +0000
Subject: optional count argument to mwX
git-svn-id: svn://svn.berlios.de/openocd/trunk@532 b42882b7-edfa-0310-969c-e2dbd0fdcd60
---
src/target/target.c | 47 +++++++++++++++++++++++++++++++++++------------
1 file changed, 35 insertions(+), 12 deletions(-)
(limited to 'src/target')
diff --git a/src/target/target.c b/src/target/target.c
index 8f785dd3..f098ef34 100644
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -1069,9 +1069,9 @@ int target_register_user_commands(struct command_context_s *cmd_ctx)
register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
- register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value>");
- register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value>");
- register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value>");
+ register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
+ register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
+ register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
@@ -1804,36 +1804,59 @@ int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args,
{
u32 address = 0;
u32 value = 0;
- int retval;
+ int count = 1;
+ int i;
+ int wordsize;
target_t *target = get_current_target(cmd_ctx);
u8 value_buf[4];
- if (argc < 2)
- return ERROR_OK;
+ if ((argc < 2) || (argc > 3))
+ return ERROR_COMMAND_SYNTAX_ERROR;
address = strtoul(args[0], NULL, 0);
value = strtoul(args[1], NULL, 0);
+ if (argc == 3)
+ count = strtoul(args[2], NULL, 0);
+
switch (cmd[2])
{
case 'w':
+ wordsize = 4;
target_buffer_set_u32(target, value_buf, value);
- retval = target->type->write_memory(target, address, 4, 1, value_buf);
break;
case 'h':
+ wordsize = 2;
target_buffer_set_u16(target, value_buf, value);
- retval = target->type->write_memory(target, address, 2, 1, value_buf);
break;
case 'b':
+ wordsize = 1;
value_buf[0] = value;
- retval = target->type->write_memory(target, address, 1, 1, value_buf);
break;
default:
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
- if (retval!=ERROR_OK)
+ for (i=0; i<count; i++)
{
- LOG_ERROR("Failure examining memory");
+ int retval;
+ switch (wordsize)
+ {
+ case 4:
+ retval = target->type->write_memory(target, address + i*wordsize, 4, 1, value_buf);
+ break;
+ case 2:
+ retval = target->type->write_memory(target, address + i*wordsize, 2, 1, value_buf);
+ break;
+ case 1:
+ retval = target->type->write_memory(target, address + i*wordsize, 1, 1, value_buf);
+ break;
+ default:
+ return ERROR_OK;
+ }
+ if (retval!=ERROR_OK)
+ {
+ return retval;
+ }
}
return ERROR_OK;
--
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