diff options
Diffstat (limited to 'include/common/el3_common_macros.S')
| -rw-r--r-- | include/common/el3_common_macros.S | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/common/el3_common_macros.S b/include/common/el3_common_macros.S index ba80d95d..9b22a734 100644 --- a/include/common/el3_common_macros.S +++ b/include/common/el3_common_macros.S @@ -70,11 +70,12 @@ isb /* --------------------------------------------------------------------- - * Early set RES1 bits in SCR_EL3. Set EA bit as well to catch both - * External Aborts and SError Interrupts in EL3. + * Early set RES1 bits in SCR_EL3. Set EA bit to catch both + * External Aborts and SError Interrupts in EL3 and also the SIF bit + * to disable instruction fetches from Non-secure memory. * --------------------------------------------------------------------- */ - mov x0, #(SCR_RES1_BITS | SCR_EA_BIT) + mov x0, #(SCR_RES1_BITS | SCR_EA_BIT | SCR_SIF_BIT) msr scr_el3, x0 /* --------------------------------------------------------------------- * Enable External Aborts and SError Interrupts now that the exception |