[v2,4/6] eal/x86: support register dump for oops
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Commit Message
From: Jerin Jacob <jerinj@marvell.com>
Dump the x86 arch state register in oops
handling routine.
Signed-off-by: Jerin Jacob <jerinj@marvell.com>
---
lib/eal/unix/eal_oops.c | 34 ++++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
@@ -133,6 +133,38 @@ stack_code_dump(void *stack, void *code)
mem32_dump(code);
oops_print("\n");
}
+
+#if defined(RTE_ARCH_X86_64) && defined(RTE_EXEC_ENV_LINUX)
+static void
+archinfo_dump(ucontext_t *uc)
+{
+
+ mcontext_t *mc = &uc->uc_mcontext;
+
+ oops_print("R8 : 0x%.16llx ", mc->gregs[REG_R8]);
+ oops_print("R9 : 0x%.16llx\n", mc->gregs[REG_R9]);
+ oops_print("R10: 0x%.16llx ", mc->gregs[REG_R10]);
+ oops_print("R11: 0x%.16llx\n", mc->gregs[REG_R11]);
+ oops_print("R12: 0x%.16llx ", mc->gregs[REG_R12]);
+ oops_print("R13: 0x%.16llx\n", mc->gregs[REG_R13]);
+ oops_print("R14: 0x%.16llx ", mc->gregs[REG_R14]);
+ oops_print("R15: 0x%.16llx\n", mc->gregs[REG_R15]);
+ oops_print("RAX: 0x%.16llx ", mc->gregs[REG_RAX]);
+ oops_print("RBX: 0x%.16llx\n", mc->gregs[REG_RBX]);
+ oops_print("RCX: 0x%.16llx ", mc->gregs[REG_RCX]);
+ oops_print("RDX: 0x%.16llx\n", mc->gregs[REG_RDX]);
+ oops_print("RBP: 0x%.16llx ", mc->gregs[REG_RBP]);
+ oops_print("RSP: 0x%.16llx\n", mc->gregs[REG_RSP]);
+ oops_print("RSI: 0x%.16llx ", mc->gregs[REG_RSI]);
+ oops_print("RDI: 0x%.16llx\n", mc->gregs[REG_RDI]);
+ oops_print("RIP: 0x%.16llx ", mc->gregs[REG_RIP]);
+ oops_print("EFL: 0x%.16llx\n", mc->gregs[REG_EFL]);
+
+ stack_code_dump((void *)mc->gregs[REG_RSP], (void *)mc->gregs[REG_RIP]);
+}
+
+#else
+
static void
archinfo_dump(ucontext_t *uc)
{
@@ -141,6 +173,8 @@ archinfo_dump(ucontext_t *uc)
stack_code_dump(NULL, NULL);
}
+#endif
+
static void
default_signal_handler_invoke(int sig)
{