diff options
Diffstat (limited to 'bl31/aarch64/bl31_entrypoint.S')
| -rw-r--r-- | bl31/aarch64/bl31_entrypoint.S | 32 |
1 files changed, 5 insertions, 27 deletions
diff --git a/bl31/aarch64/bl31_entrypoint.S b/bl31/aarch64/bl31_entrypoint.S index e7ad5a89..1ad26e4f 100644 --- a/bl31/aarch64/bl31_entrypoint.S +++ b/bl31/aarch64/bl31_entrypoint.S @@ -98,26 +98,16 @@ func bl31_entrypoint mov x3, x23 bl bl31_setup - /* -------------------------------------------------------------------- - * Enable pointer authentication - * -------------------------------------------------------------------- - */ #if ENABLE_PAUTH - mrs x0, sctlr_el3 - orr x0, x0, #SCTLR_EnIA_BIT -#if ENABLE_BTI /* -------------------------------------------------------------------- - * Enable PAC branch type compatibility + * Program APIAKey_EL1 and enable pointer authentication * -------------------------------------------------------------------- */ - bic x0, x0, #SCTLR_BT_BIT -#endif /* ENABLE_BTI */ - msr sctlr_el3, x0 - isb + bl pauth_init_enable_el3 #endif /* ENABLE_PAUTH */ /* -------------------------------------------------------------------- - * Jump to main function. + * Jump to main function * -------------------------------------------------------------------- */ bl bl31_main @@ -209,24 +199,12 @@ func bl31_warm_entrypoint #endif bl bl31_plat_enable_mmu - /* -------------------------------------------------------------------- - * Enable pointer authentication - * -------------------------------------------------------------------- - */ #if ENABLE_PAUTH - bl pauth_load_bl_apiakey - - mrs x0, sctlr_el3 - orr x0, x0, #SCTLR_EnIA_BIT -#if ENABLE_BTI /* -------------------------------------------------------------------- - * Enable PAC branch type compatibility + * Program APIAKey_EL1 and enable pointer authentication * -------------------------------------------------------------------- */ - bic x0, x0, #SCTLR_BT_BIT -#endif /* ENABLE_BTI */ - msr sctlr_el3, x0 - isb + bl pauth_init_enable_el3 #endif /* ENABLE_PAUTH */ bl psci_warmboot_entrypoint |