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minimum address and maximum length argument to load_image. Used in lieu of reset init script when executable w/reset init sequence is available.

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git-svn-id: svn://svn.berlios.de/openocd/trunk@873 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe 2008-07-25 14:09:00 +00:00
parent 526fe3d83e
commit 6f0000e5ce
1 changed files with 49 additions and 11 deletions
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60
src/target/target.c
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@ -1307,11 +1307,9 @@ int target_register_user_commands(struct command_context_s *cmd_ctx)
register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19']");
register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19'] [min_address] [max_length]");
register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
register_command(cmd_ctx, NULL, "load_binary", handle_load_image_command, COMMAND_EXEC, "[DEPRECATED] load_binary <file> <address>");
register_command(cmd_ctx, NULL, "dump_binary", handle_dump_image_command, COMMAND_EXEC, "[DEPRECATED] dump_binary <file> <address> <size>");
target_request_register_commands(cmd_ctx);
trace_register_commands(cmd_ctx);
@ -2019,6 +2017,8 @@ int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char
u8 *buffer;
u32 buf_cnt;
u32 image_size;
u32 min_address=0;
u32 max_address=0xffffffff;
int i;
int retval;
@ -2029,10 +2029,9 @@ int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char
target_t *target = get_current_target(cmd_ctx);
if (argc < 1)
if ((argc < 1)||(argc > 5))
{
command_print(cmd_ctx, "usage: load_image <filename> [address] [type]");
return ERROR_OK;
return ERROR_COMMAND_SYNTAX_ERROR;
}
/* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
@ -2046,7 +2045,23 @@ int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char
image.base_address_set = 0;
}
image.start_address_set = 0;
if (argc>=4)
{
min_address=strtoul(args[3], NULL, 0);
}
if (argc>=5)
{
max_address=strtoul(args[4], NULL, 0)+min_address;
}
if (min_address>max_address)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
duration_start_measure(&duration);
@ -2071,13 +2086,36 @@ int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char
free(buffer);
break;
}
if ((retval = target_write_buffer(target, image.sections[i].base_address, buf_cnt, buffer)) != ERROR_OK)
u32 offset=0;
u32 length=buf_cnt;
/* DANGER!!! beware of unsigned comparision here!!! */
if ((image.sections[i].base_address+buf_cnt>=min_address)&&
(image.sections[i].base_address<max_address))
{
free(buffer);
break;
if (image.sections[i].base_address<min_address)
{
/* clip addresses below */
offset+=min_address-image.sections[i].base_address;
length-=offset;
}
if (image.sections[i].base_address+buf_cnt>max_address)
{
length-=(image.sections[i].base_address+buf_cnt)-max_address;
}
if ((retval = target_write_buffer(target, image.sections[i].base_address+offset, length, buffer+offset)) != ERROR_OK)
{
free(buffer);
break;
}
image_size += length;
command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
}
image_size += buf_cnt;
command_print(cmd_ctx, "%u byte written at address 0x%8.8x", buf_cnt, image.sections[i].base_address);
free(buffer);
}