diff options
Diffstat (limited to 'payloads/libpayload/arch/arm64/exception_asm.S')
| -rw-r--r-- | payloads/libpayload/arch/arm64/exception_asm.S | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/payloads/libpayload/arch/arm64/exception_asm.S b/payloads/libpayload/arch/arm64/exception_asm.S index 8e69ddad86..c9e694ac5f 100644 --- a/payloads/libpayload/arch/arm64/exception_asm.S +++ b/payloads/libpayload/arch/arm64/exception_asm.S @@ -27,6 +27,9 @@ * SUCH DAMAGE. */ +#define __ASSEMBLY__ +#include <arch/lib_helpers.h> + .text /* Macro for exception entry @@ -89,10 +92,10 @@ exception_prologue: stp x0, x1, [sp, #-16]! /* Save the exception reason on stack */ - mrs x1, esr_el3 + read_current x1, esr /* Save the return address on stack */ - mrs x0, elr_el3 + read_current x0, elr stp x0, x1, [sp, #-16]! ret @@ -106,8 +109,8 @@ exception_handler: /* Pop return address saved on stack */ ldp x0, x1, [sp], #16 - msr elr_el3, x0 - msr esr_el3, x1 + write_current elr, x0, x2 + write_current esr, x1, x2 /* Pop exception reason saved on stack, followed by regs x0-x30 */ ldp x0, x1, [sp], #16 ldp x2, x3, [sp], #16 @@ -129,7 +132,5 @@ exception_handler: .global set_vbar set_vbar: - /* Initialize the exception table address in vbar for EL3 */ - /* FIXME: Do we need to initialize for other levels too? EL1/EL2 */ - msr vbar_el3, x0 + write_current vbar, x0, x1 ret |