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libpayload: arm64: silence libpayload main entry

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No other architecture in libpayload outputs anything in the main entry
routine. Let alone an exception test which looks like a real exception
to the normal user and is most likely really misleading. Silence the
startup code.

Change-Id: I6e49f24ad46ce578a4bb111c2d623ca4470a1866
Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43126
Reviewed-by: Julius Werner <jwerner@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Michael Walle
2020-07-03 23:43:57 +02:00
committed by Patrick Georgi
parent 492d55fa46
commit 32b13131c1
2 changed files with 1 additions and 23 deletions
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9
payloads/libpayload/arch/arm64/exception.c
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@ -32,7 +32,6 @@
u64 exception_stack[2*KiB] __attribute__((aligned(16)));
u64 *exception_stack_end = exception_stack + ARRAY_SIZE(exception_stack);
extern unsigned int test_exc;
struct exception_handler_info
{
@ -111,13 +110,7 @@ void exception_dispatch(struct exception_state *state, int idx)
/* Few words below SP in case we need state from a returned function. */
dump_stack(state->sp - 32, 512);
if (test_exc) {
state->elr += 4;
test_exc = 0;
printf("returning back now\n");
}
else
halt();
halt();
}
void exception_init(void)