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xtensa: coredump: support dumping privilege stack

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Adds the bits to support dumping privilege stack during
coredump.

Signed-off-by: Daniel Leung <daniel.leung@intel.com>
This commit is contained in:
Daniel Leung 2024-09-16 12:52:13 -07:00 • committed by Henrik Brix Andersen
commit efb2a354a0
1 changed files with 16 additions and 0 deletions
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16
arch/xtensa/core/coredump.c
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@ -5,6 +5,7 @@
*/
#include <string.h>
#include <zephyr/kernel.h>
#include <zephyr/debug/coredump.h>
#include <xtensa_asm2_context.h>
#include <zephyr/offsets.h>
@ -189,3 +190,18 @@ uint16_t arch_coredump_tgt_code_get(void)
{
return COREDUMP_TGT_XTENSA;
}
#if defined(CONFIG_DEBUG_COREDUMP_DUMP_THREAD_PRIV_STACK)
void arch_coredump_priv_stack_dump(struct k_thread *thread)
{
struct xtensa_thread_stack_header *hdr_stack_obj;
uintptr_t start_addr, end_addr;
hdr_stack_obj = (struct xtensa_thread_stack_header *)thread->stack_obj;
start_addr = (uintptr_t)&hdr_stack_obj->privilege_stack[0];
end_addr = start_addr + sizeof(hdr_stack_obj->privilege_stack);
coredump_memory_dump(start_addr, end_addr);
}
#endif /* CONFIG_DEBUG_COREDUMP_DUMP_THREAD_PRIV_STACK */