#include "target.h"
#include "armv4_5.h"
#include "embeddedice.h"
+#include "etm.h"
+#include "etb.h"
#include "log.h"
#include "jtag.h"
#include "arm_jtag.h"
/* cli handling */
int arm9tdmi_register_commands(struct command_context_s *cmd_ctx);
+int handle_arm9tdmi_catch_vectors_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
/* forward declarations */
int arm9tdmi_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct target_s *target);
.poll = arm7_9_poll,
.arch_state = armv4_5_arch_state,
+ .target_request_data = arm7_9_target_request_data,
+
.halt = arm7_9_halt,
.resume = arm7_9_resume,
.step = arm7_9_step,
.assert_reset = arm7_9_assert_reset,
.deassert_reset = arm7_9_deassert_reset,
.soft_reset_halt = arm7_9_soft_reset_halt,
+ .prepare_reset_halt = arm7_9_prepare_reset_halt,
.get_gdb_reg_list = armv4_5_get_gdb_reg_list,
.read_memory = arm7_9_read_memory,
.write_memory = arm7_9_write_memory,
.bulk_write_memory = arm7_9_bulk_write_memory,
-
+ .checksum_memory = arm7_9_checksum_memory,
+
.run_algorithm = armv4_5_run_algorithm,
.add_breakpoint = arm7_9_add_breakpoint,
.quit = arm9tdmi_quit
};
+arm9tdmi_vector_t arm9tdmi_vectors[] =
+{
+ {"reset", ARM9TDMI_RESET_VECTOR},
+ {"undef", ARM9TDMI_UNDEF_VECTOR},
+ {"swi", ARM9TDMI_SWI_VECTOR},
+ {"pabt", ARM9TDMI_PABT_VECTOR},
+ {"dabt", ARM9TDMI_DABT_VECTOR},
+ {"reserved", ARM9TDMI_RESERVED_VECTOR},
+ {"irq", ARM9TDMI_IRQ_VECTOR},
+ {"fiq", ARM9TDMI_FIQ_VECTOR},
+ {0, 0},
+};
+
int arm9tdmi_examine_debug_reason(target_t *target)
{
/* get pointers to arch-specific information */
fields[2].in_handler_priv = NULL;
arm_jtag_scann(&arm7_9->jtag_info, 0x1);
- arm_jtag_set_instr(&arm7_9->jtag_info, arm7_9->jtag_info.intest_instr);
+ arm_jtag_set_instr(&arm7_9->jtag_info, arm7_9->jtag_info.intest_instr, NULL);
- jtag_add_dr_scan(3, fields, TAP_PD);
+ jtag_add_dr_scan(3, fields, TAP_PD, NULL);
jtag_execute_queue();
fields[0].in_value = NULL;
fields[2].in_value = NULL;
fields[2].out_value = instructionbus;
- jtag_add_dr_scan(3, fields, TAP_PD);
+ jtag_add_dr_scan(3, fields, TAP_PD, NULL);
if (debug_reason & 0x4)
if (debug_reason & 0x2)
jtag_add_end_state(TAP_PD);
arm_jtag_scann(jtag_info, 0x1);
- arm_jtag_set_instr(jtag_info, jtag_info->intest_instr);
+
+ arm_jtag_set_instr(jtag_info, jtag_info->intest_instr, NULL);
fields[0].device = jtag_info->chain_pos;
fields[0].num_bits = 32;
fields[2].in_handler = NULL;
fields[2].in_handler_priv = NULL;
- jtag_add_dr_scan(3, fields, -1);
+ jtag_add_dr_scan(3, fields, -1, NULL);
jtag_add_runtest(0, -1);
jtag_add_end_state(TAP_PD);
arm_jtag_scann(jtag_info, 0x1);
- arm_jtag_set_instr(jtag_info, jtag_info->intest_instr);
+
+ arm_jtag_set_instr(jtag_info, jtag_info->intest_instr, NULL);
fields[0].device = jtag_info->chain_pos;
fields[0].num_bits = 32;
fields[2].in_handler = NULL;
fields[2].in_handler_priv = NULL;
- jtag_add_dr_scan(3, fields, -1);
+ jtag_add_dr_scan(3, fields, -1, NULL);
jtag_add_runtest(0, -1);
int arm9tdmi_clock_data_in_endianness(arm_jtag_t *jtag_info, void *in, int size, int be)
{
scan_field_t fields[3];
-
+
jtag_add_end_state(TAP_PD);
arm_jtag_scann(jtag_info, 0x1);
- arm_jtag_set_instr(jtag_info, jtag_info->intest_instr);
+
+ arm_jtag_set_instr(jtag_info, jtag_info->intest_instr, NULL);
fields[0].device = jtag_info->chain_pos;
fields[0].num_bits = 32;
fields[2].in_handler = NULL;
fields[2].in_handler_priv = NULL;
- jtag_add_dr_scan(3, fields, -1);
+ jtag_add_dr_scan(3, fields, -1, NULL);
jtag_add_runtest(0, -1);
void arm9tdmi_branch_resume_thumb(target_t *target)
{
- DEBUG("");
+ DEBUG("-");
/* get pointers to arch-specific information */
armv4_5_common_t *armv4_5 = target->arch_info;
/* get pointers to arch-specific information */
armv4_5_common_t *armv4_5 = target->arch_info;
arm7_9_common_t *arm7_9 = armv4_5->arch_info;
- arm9tdmi_common_t *arm9 = arm7_9->arch_info;
- if (arm9->has_single_step)
+ if (arm7_9->has_single_step)
{
buf_set_u32(arm7_9->eice_cache->reg_list[EICE_DBG_CTRL].value, 3, 1, 1);
embeddedice_store_reg(&arm7_9->eice_cache->reg_list[EICE_DBG_CTRL]);
/* get pointers to arch-specific information */
armv4_5_common_t *armv4_5 = target->arch_info;
arm7_9_common_t *arm7_9 = armv4_5->arch_info;
- arm9tdmi_common_t *arm9 = arm7_9->arch_info;
- if (arm9->has_single_step)
+ if (arm7_9->has_single_step)
{
buf_set_u32(arm7_9->eice_cache->reg_list[EICE_DBG_CTRL].value, 3, 1, 0);
embeddedice_store_reg(&arm7_9->eice_cache->reg_list[EICE_DBG_CTRL]);
armv4_5_common_t *armv4_5 = target->arch_info;
arm7_9_common_t *arm7_9 = armv4_5->arch_info;
arm_jtag_t *jtag_info = &arm7_9->jtag_info;
- arm9tdmi_common_t *arm9tdmi = arm7_9->arch_info;
-
- embeddedice_reg_t *vec_catch_arch_info;
(*cache_p) = armv4_5_build_reg_cache(target, armv4_5);
armv4_5->core_cache = (*cache_p);
/* one extra register (vector catch) */
- (*cache_p)->next = embeddedice_build_reg_cache(target, jtag_info, 1);
+ (*cache_p)->next = embeddedice_build_reg_cache(target, arm7_9);
arm7_9->eice_cache = (*cache_p)->next;
-
- if (arm9tdmi->has_monitor_mode)
- (*cache_p)->next->reg_list[EICE_DBG_CTRL].size = 6;
- else
- (*cache_p)->next->reg_list[EICE_DBG_CTRL].size = 4;
-
- (*cache_p)->next->reg_list[EICE_DBG_STAT].size = 5;
- (*cache_p)->next->reg_list[EICE_VEC_CATCH].name = "vector catch";
- (*cache_p)->next->reg_list[EICE_VEC_CATCH].dirty = 0;
- (*cache_p)->next->reg_list[EICE_VEC_CATCH].valid = 0;
- (*cache_p)->next->reg_list[EICE_VEC_CATCH].bitfield_desc = NULL;
- (*cache_p)->next->reg_list[EICE_VEC_CATCH].num_bitfields = 0;
- (*cache_p)->next->reg_list[EICE_VEC_CATCH].size = 8;
- (*cache_p)->next->reg_list[EICE_VEC_CATCH].value = calloc(1, 4);
- vec_catch_arch_info = (*cache_p)->next->reg_list[EICE_VEC_CATCH].arch_info;
- vec_catch_arch_info->addr = 0x2;
-
+ if (arm7_9->etm_ctx)
+ {
+ (*cache_p)->next->next = etm_build_reg_cache(target, jtag_info, arm7_9->etm_ctx);
+ arm7_9->etm_ctx->reg_cache = (*cache_p)->next->next;
+ }
}
int arm9tdmi_init_target(struct command_context_s *cmd_ctx, struct target_s *target)
arm7_9->post_restore_context = NULL;
/* initialize arch-specific breakpoint handling */
- buf_set_u32((u8*)(&arm7_9->arm_bkpt), 0, 32, 0xdeeedeee);
- buf_set_u32((u8*)(&arm7_9->thumb_bkpt), 0, 16, 0xdeee);
+ arm7_9->arm_bkpt = 0xdeeedeee;
+ arm7_9->thumb_bkpt = 0xdeee;
arm7_9->sw_bkpts_use_wp = 1;
arm7_9->sw_bkpts_enabled = 0;
arm7_9->arch_info = arm9tdmi;
arm9tdmi->common_magic = ARM9TDMI_COMMON_MAGIC;
- arm9tdmi->has_monitor_mode = 0;
- arm9tdmi->has_single_step = 0;
arm9tdmi->arch_info = NULL;
if (variant)
{
- if (strcmp(variant, "arm920t") == 0)
- arm9tdmi->has_single_step = 1;
- else if (strcmp(variant, "arm922t") == 0)
- arm9tdmi->has_single_step = 1;
- else if (strcmp(variant, "arm940t") == 0)
- arm9tdmi->has_single_step = 1;
arm9tdmi->variant = strdup(variant);
}
else
+ {
arm9tdmi->variant = strdup("");
+ }
arm7_9_init_arch_info(target, arm7_9);
/* override use of DBGRQ, this is safe on ARM9TDMI */
arm7_9->use_dbgrq = 1;
+
+ /* all ARM9s have the vector catch register */
+ arm7_9->has_vector_catch = 1;
+
+ return ERROR_OK;
+}
+
+int arm9tdmi_get_arch_pointers(target_t *target, armv4_5_common_t **armv4_5_p, arm7_9_common_t **arm7_9_p, arm9tdmi_common_t **arm9tdmi_p)
+{
+ armv4_5_common_t *armv4_5 = target->arch_info;
+ arm7_9_common_t *arm7_9;
+ arm9tdmi_common_t *arm9tdmi;
+
+ if (armv4_5->common_magic != ARMV4_5_COMMON_MAGIC)
+ {
+ return -1;
+ }
+
+ arm7_9 = armv4_5->arch_info;
+ if (arm7_9->common_magic != ARM7_9_COMMON_MAGIC)
+ {
+ return -1;
+ }
+
+ arm9tdmi = arm7_9->arch_info;
+ if (arm9tdmi->common_magic != ARM9TDMI_COMMON_MAGIC)
+ {
+ return -1;
+ }
+
+ *armv4_5_p = armv4_5;
+ *arm7_9_p = arm7_9;
+ *arm9tdmi_p = arm9tdmi;
return ERROR_OK;
}
+
/* target arm9tdmi <endianess> <startup_mode> <chain_pos> <variant>*/
int arm9tdmi_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct target_s *target)
{
{
int retval;
+ command_t *arm9tdmi_cmd;
+
+
retval = arm7_9_register_commands(cmd_ctx);
+ arm9tdmi_cmd = register_command(cmd_ctx, NULL, "arm9tdmi", NULL, COMMAND_ANY, "arm9tdmi specific commands");
+
+ register_command(cmd_ctx, arm9tdmi_cmd, "vector_catch", handle_arm9tdmi_catch_vectors_command, COMMAND_EXEC, "catch arm920t vectors ['all'|'none'|'<vec1 vec2 ...>']");
+
+
return ERROR_OK;
}
+int handle_arm9tdmi_catch_vectors_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = get_current_target(cmd_ctx);
+ armv4_5_common_t *armv4_5;
+ arm7_9_common_t *arm7_9;
+ arm9tdmi_common_t *arm9tdmi;
+ reg_t *vector_catch;
+ u32 vector_catch_value;
+ int i, j;
+
+ if (arm9tdmi_get_arch_pointers(target, &armv4_5, &arm7_9, &arm9tdmi) != ERROR_OK)
+ {
+ command_print(cmd_ctx, "current target isn't an ARM9TDMI based target");
+ return ERROR_OK;
+ }
+
+ vector_catch = &arm7_9->eice_cache->reg_list[EICE_VEC_CATCH];
+
+ /* read the vector catch register if necessary */
+ if (!vector_catch->valid)
+ embeddedice_read_reg(vector_catch);
+
+ /* get the current setting */
+ vector_catch_value = buf_get_u32(vector_catch->value, 0, 32);
+
+ if (argc > 0)
+ {
+ vector_catch_value = 0x0;
+ if (strcmp(args[0], "all") == 0)
+ {
+ vector_catch_value = 0xdf;
+ }
+ else if (strcmp(args[0], "none") == 0)
+ {
+ /* do nothing */
+ }
+ else
+ {
+ for (i = 0; i < argc; i++)
+ {
+ /* go through list of vectors */
+ for(j = 0; arm9tdmi_vectors[j].name; j++)
+ {
+ if (strcmp(args[i], arm9tdmi_vectors[j].name) == 0)
+ {
+ vector_catch_value |= arm9tdmi_vectors[j].value;
+ break;
+ }
+ }
+
+ /* complain if vector wasn't found */
+ if (!arm9tdmi_vectors[j].name)
+ {
+ command_print(cmd_ctx, "vector '%s' not found, leaving current setting unchanged", args[i]);
+
+ /* reread current setting */
+ vector_catch_value = buf_get_u32(vector_catch->value, 0, 32);
+
+ break;
+ }
+ }
+ }
+
+ /* store new settings */
+ buf_set_u32(vector_catch->value, 0, 32, vector_catch_value);
+ embeddedice_store_reg(vector_catch);
+ }
+
+ /* output current settings (skip RESERVED vector) */
+ for (i = 0; i < 8; i++)
+ {
+ if (i != 5)
+ {
+ command_print(cmd_ctx, "%s: %s", arm9tdmi_vectors[i].name,
+ (vector_catch_value & (1 << i)) ? "catch" : "don't catch");
+ }
+ }
+
+ return ERROR_OK;
+}
Code Review / openocd.git / blobdiff