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Added dap baseaddr and dap apid commands

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git-svn-id: svn://svn.berlios.de/openocd/trunk@1547 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
mlu 2009-04-27 16:08:25 +00:00
parent c4ac70570a
commit a644bc11a5
2 changed files with 78 additions and 5 deletions
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4
src/target/arm_adi_v5.h
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@ -136,7 +136,9 @@ extern int ahbap_debugport_init(swjdp_common_t *swjdp);
extern int dap_info_command(struct command_context_s *cmd_ctx, swjdp_common_t *swjdp, int apsel);
/* Commands for user dap access */
/* Currently implemented in armv7m, needs armv7m target structure to find jtag and swjdp structures */
extern int handle_dap_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
extern int handle_dap_apsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
extern int handle_dap_apid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
extern int handle_dap_baseaddr_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
#endif

79
src/target/armv7m.c
View File

@ -372,7 +372,7 @@ int armv7m_run_algorithm(struct target_s *target, int num_mem_params, mem_param_
for (i = 0; i < num_reg_params; i++)
{
reg_t *reg = register_get_by_name(armv7m->core_cache, reg_params[i].reg_name, 0);
u32 regvalue;
// u32 regvalue;
if (!reg)
{
@ -386,7 +386,7 @@ int armv7m_run_algorithm(struct target_s *target, int num_mem_params, mem_param_
exit(-1);
}
regvalue = buf_get_u32(reg_params[i].value, 0, 32);
// regvalue = buf_get_u32(reg_params[i].value, 0, 32);
armv7m_set_core_reg(reg, reg_params[i].value);
}
@ -553,8 +553,10 @@ int armv7m_register_commands(struct command_context_s *cmd_ctx)
command_t *arm_adi_v5_dap_cmd;
arm_adi_v5_dap_cmd = register_command(cmd_ctx, NULL, "dap", NULL, COMMAND_ANY, "cortex dap specific commands");
register_command(cmd_ctx, arm_adi_v5_dap_cmd, "info", handle_dap_info_command, COMMAND_EXEC, "dap info for ap [num] (default 0)");
register_command(cmd_ctx, arm_adi_v5_dap_cmd, "info", handle_dap_info_command, COMMAND_EXEC, "dap info for ap [num], default currently selected AP");
register_command(cmd_ctx, arm_adi_v5_dap_cmd, "apsel", handle_dap_apsel_command, COMMAND_EXEC, "select a different AP [num] (default 0)");
register_command(cmd_ctx, arm_adi_v5_dap_cmd, "apid", handle_dap_apid_command, COMMAND_EXEC, "return id reg from AP [num], default currently selected AP");
register_command(cmd_ctx, arm_adi_v5_dap_cmd, "baseaddr", handle_dap_baseaddr_command, COMMAND_EXEC, "return debug base address from AP [num], default currently selected AP");
return ERROR_OK;
}
@ -702,6 +704,75 @@ int armv7m_blank_check_memory(struct target_s *target, u32 address, u32 count, u
return ERROR_OK;
}
/********************************************************************************************************************
* Return the debug ap baseaddress in hexadecimal, no extra output to simplify script processing
*********************************************************************************************************************/
int handle_dap_baseaddr_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
armv7m_common_t *armv7m = target->arch_info;
swjdp_common_t *swjdp = &armv7m->swjdp_info;
u32 apsel, apselsave, baseaddr;
int retval;
apsel = swjdp->apsel;
apselsave = swjdp->apsel;
if (argc > 0)
{
apsel = strtoul(args[0], NULL, 0);
}
if (apselsave != apsel)
{
dap_ap_select(swjdp, apsel);
}
dap_ap_read_reg_u32(swjdp, 0xF8, &baseaddr);
retval = swjdp_transaction_endcheck(swjdp);
command_print(cmd_ctx, "0x%8.8x", baseaddr);
if (apselsave != apsel)
{
dap_ap_select(swjdp, apselsave);
}
return retval;
}
/********************************************************************************************************************
* Return the debug ap id in hexadecimal, no extra output to simplify script processing
*********************************************************************************************************************/
extern int handle_dap_apid_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
armv7m_common_t *armv7m = target->arch_info;
swjdp_common_t *swjdp = &armv7m->swjdp_info;
u32 apsel, apselsave, apid;
int retval;
apsel = swjdp->apsel;
apselsave = swjdp->apsel;
if (argc > 0)
{
apsel = strtoul(args[0], NULL, 0);
}
if (apselsave != apsel)
{
dap_ap_select(swjdp, apsel);
}
dap_ap_read_reg_u32(swjdp, 0xFC, &apid);
retval = swjdp_transaction_endcheck(swjdp);
command_print(cmd_ctx, "0x%8.8x", apid);
if (apselsave != apsel)
{
dap_ap_select(swjdp, apselsave);
}
return retval;
}
int handle_dap_apsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
@ -732,7 +803,7 @@ int handle_dap_info_command(struct command_context_s *cmd_ctx, char *cmd, char *
int retval;
u32 apsel;
apsel = 0;
apsel = swjdp->apsel;
if (argc > 0)
{
apsel = strtoul(args[0], NULL, 0);