Add CPU specific crash reporting handlers
This patch adds handlers for dumping Cortex-A57 and Cortex-A53 specific register
state to the CPU specific operations framework. The contents of CPUECTLR_EL1 are
dumped currently.
Change-Id: I63d3dbfc4ac52fef5e25a8cf6b937c6f0975c8ab
diff --git a/include/lib/cpus/aarch64/cortex_a53.h b/include/lib/cpus/aarch64/cortex_a53.h
index dcae411..14821ab 100644
--- a/include/lib/cpus/aarch64/cortex_a53.h
+++ b/include/lib/cpus/aarch64/cortex_a53.h
@@ -37,6 +37,8 @@
/*******************************************************************************
* CPU Extended Control register specific definitions.
******************************************************************************/
+#define CPUECTLR_EL1 S3_1_C15_C2_1 /* Instruction def. */
+
#define CPUECTLR_SMP_BIT (1 << 6)
#endif /* __CORTEX_A53_H__ */
diff --git a/include/lib/cpus/aarch64/cortex_a57.h b/include/lib/cpus/aarch64/cortex_a57.h
index cf887d0..dc0e0f4 100644
--- a/include/lib/cpus/aarch64/cortex_a57.h
+++ b/include/lib/cpus/aarch64/cortex_a57.h
@@ -37,6 +37,8 @@
/*******************************************************************************
* CPU Extended Control register specific definitions.
******************************************************************************/
+#define CPUECTLR_EL1 S3_1_C15_C2_1 /* Instruction def. */
+
#define CPUECTLR_SMP_BIT (1 << 6)
#define CPUECTLR_DIS_TWD_ACC_PFTCH_BIT (1 << 38)
#define CPUECTLR_L2_IPFTCH_DIST_MASK (0x3 << 35)
diff --git a/include/lib/cpus/aarch64/cpu_macros.S b/include/lib/cpus/aarch64/cpu_macros.S
index abe8973..65fb82d 100644
--- a/include/lib/cpus/aarch64/cpu_macros.S
+++ b/include/lib/cpus/aarch64/cpu_macros.S
@@ -50,6 +50,10 @@
CPU_PWR_DWN_CLUSTER: /* cpu_ops cluster_pwr_dwn */
.space 8
#endif
+#if (IMAGE_BL31 && CRASH_REPORTING)
+CPU_REG_DUMP: /* cpu specific register dump for crash reporting */
+ .space 8
+#endif
CPU_OPS_SIZE = .
/*
@@ -72,4 +76,7 @@
.quad \_name\()_core_pwr_dwn
.quad \_name\()_cluster_pwr_dwn
#endif
+#if (IMAGE_BL31 && CRASH_REPORTING)
+ .quad \_name\()_cpu_reg_dump
+#endif
.endm