From d340906476950dc62201009b6fb8aeb15b211b38 Mon Sep 17 00:00:00 2001 From: mlu Date: Thu, 1 Oct 2009 17:39:13 +0000 Subject: [PATCH] ARMv7A: Report fault status registers when in Abort state git-svn-id: svn://svn.berlios.de/openocd/trunk@2789 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- src/target/armv7a.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/src/target/armv7a.c b/src/target/armv7a.c index 82aa3cc3..499d592d 100644 --- a/src/target/armv7a.c +++ b/src/target/armv7a.c @@ -173,6 +173,26 @@ reg_t armv7a_gdb_dummy_fp_reg = 0, 1, 96, NULL, 0, NULL, 0 }; +void armv7a_show_fault_registers(target_t *target) +{ + uint32_t dfsr, ifsr, dfar, ifar; + + /* get pointers to arch-specific information */ + armv4_5_common_t *armv4_5 = target->arch_info; + armv7a_common_t *armv7a = armv4_5->arch_info; + + armv7a->read_cp15(target, 0, 0, 5, 0, &dfsr); + armv7a->read_cp15(target, 0, 1, 5, 0, &ifsr); + armv7a->read_cp15(target, 0, 0, 6, 0, &dfar); + armv7a->read_cp15(target, 0, 2, 6, 0, &ifar); + + LOG_USER("Data fault registers DFSR: %8.8" PRIx32 + ", DFAR: %8.8" PRIx32, dfsr, dfar); + LOG_USER("Instruction fault registers IFSR: %8.8" PRIx32 + ", IFAR: %8.8" PRIx32, ifsr, ifar); + +} + int armv7a_arch_state(struct target_s *target) { static const char *state[] = @@ -206,6 +226,9 @@ int armv7a_arch_state(struct target_s *target) state[armv7a->armv4_5_mmu.armv4_5_cache.d_u_cache_enabled], state[armv7a->armv4_5_mmu.armv4_5_cache.i_cache_enabled]); + if (armv4_5->core_mode == ARMV7A_MODE_ABT) + armv7a_show_fault_registers(target); + return ERROR_OK; } -- 2.39.5