diff options
Diffstat (limited to 'bl32/tsp')
| -rw-r--r-- | bl32/tsp/aarch64/tsp_entrypoint.S | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/bl32/tsp/aarch64/tsp_entrypoint.S b/bl32/tsp/aarch64/tsp_entrypoint.S index 479ca59b..c5ec9e34 100644 --- a/bl32/tsp/aarch64/tsp_entrypoint.S +++ b/bl32/tsp/aarch64/tsp_entrypoint.S @@ -111,12 +111,15 @@ func tsp_entrypoint bl zeromem16 /* -------------------------------------------- - * Give ourselves a small coherent stack to - * ease the pain of initializing the MMU + * Allocate a stack whose memory will be marked + * as Normal-IS-WBWA when the MMU is enabled. + * There is no risk of reading stale stack + * memory after enabling the MMU as only the + * primary cpu is running at the moment. * -------------------------------------------- */ mrs x0, mpidr_el1 - bl platform_set_coherent_stack + bl platform_set_stack /* --------------------------------------------- * Perform early platform setup & platform @@ -127,14 +130,6 @@ func tsp_entrypoint bl bl32_plat_arch_setup /* --------------------------------------------- - * Give ourselves a stack allocated in Normal - * -IS-WBWA memory - * --------------------------------------------- - */ - mrs x0, mpidr_el1 - bl platform_set_stack - - /* --------------------------------------------- * Jump to main function. * --------------------------------------------- */ |