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armcm_boot: improve the boot code methods

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Signed-off-by:  Eric Callahan <arksine.code@gmail.com>
This commit is contained in:
Eric Callahan 2022-05-15 12:13:26 -04:00
parent c510d532f4
commit 6c82de6e47
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GPG Key ID: 7027245FBBDDF59A
1 changed files with 3 additions and 2 deletions
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src/generic/armcm_boot.c
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@ -21,15 +21,16 @@ extern uint32_t _stack_end;
uint64_t uint64_t
get_bootup_code(void) get_bootup_code(void)
{ {
volatile uint64_t *req_code = (volatile void*)&_stack_end; uint64_t *req_code = (void*)&_stack_end;
return *req_code; return *req_code;
} }
void void
set_bootup_code(uint64_t code) set_bootup_code(uint64_t code)
{ {
volatile uint64_t *req_code = (volatile void*)&_stack_end; uint64_t *req_code = (void*)&_stack_end;
*req_code = code; *req_code = code;
barrier();
} }
#define REQUEST_START_APP 0x7b06ec45a9a8243d #define REQUEST_START_APP 0x7b06ec45a9a8243d