diff options
Diffstat (limited to 'src/target/arm7tdmi.c')
-rw-r--r-- | src/target/arm7tdmi.c | 42 |
1 files changed, 29 insertions, 13 deletions
diff --git a/src/target/arm7tdmi.c b/src/target/arm7tdmi.c index f331bd2f..214eea05 100644 --- a/src/target/arm7tdmi.c +++ b/src/target/arm7tdmi.c @@ -738,26 +738,42 @@ void arm7tdmi_build_reg_cache(target_t *target) reg_cache_t **cache_p = register_get_last_cache_p(&target->reg_cache); /* 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; - arm_jtag_t *jtag_info = &arm7_9->jtag_info; (*cache_p) = armv4_5_build_reg_cache(target, armv4_5); armv4_5->core_cache = (*cache_p); - - (*cache_p)->next = embeddedice_build_reg_cache(target, arm7_9); - arm7_9->eice_cache = (*cache_p)->next; - - 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 arm7tdmi_examine(struct command_context_s *cmd_ctx, struct target_s *target) { - target->type->examined = 1; - + int retval; + armv4_5_common_t *armv4_5 = target->arch_info; + arm7_9_common_t *arm7_9 = armv4_5->arch_info; + if (!target->type->examined) + { + /* get pointers to arch-specific information */ + reg_cache_t **cache_p = register_get_last_cache_p(&target->reg_cache); + reg_cache_t *t=embeddedice_build_reg_cache(target, arm7_9); + if (t==NULL) + return ERROR_FAIL; + + (*cache_p) = t; + arm7_9->eice_cache = (*cache_p); + + if (arm7_9->etm_ctx) + { + arm_jtag_t *jtag_info = &arm7_9->jtag_info; + (*cache_p)->next = etm_build_reg_cache(target, jtag_info, arm7_9->etm_ctx); + arm7_9->etm_ctx->reg_cache = (*cache_p)->next; + } + target->type->examined = 1; + } + if ((retval=embeddedice_setup(target))!=ERROR_OK) + return retval; + if (arm7_9->etm_ctx) + { + if ((retval=etm_setup(target))!=ERROR_OK) + return retval; + } return ERROR_OK; } |