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| author | danh-arm <dan.handley@arm.com> | 2014-07-28 14:24:52 +0100 |
|---|---|---|
| committer | danh-arm <dan.handley@arm.com> | 2014-07-28 14:24:52 +0100 |
| commit | d9b1128b438748ce7ccfd33804321da2eed6fcfd (patch) | |
| tree | 838d8022c6db8516721432ec43bd64f7614516a9 /bl1 | |
| parent | 592dd7cbe658cc33ae2818c9ed543ac57e97f784 (diff) | |
| parent | 539a7b383d52493a94df4f5da8f74aa102429fa0 (diff) | |
| download | platform_external_arm-trusted-firmware-d9b1128b438748ce7ccfd33804321da2eed6fcfd.tar.gz platform_external_arm-trusted-firmware-d9b1128b438748ce7ccfd33804321da2eed6fcfd.tar.bz2 platform_external_arm-trusted-firmware-d9b1128b438748ce7ccfd33804321da2eed6fcfd.zip | |
Merge pull request #169 from achingupta/ag/tf-issues#198
Ag/tf issues#198
Diffstat (limited to 'bl1')
| -rw-r--r-- | bl1/aarch64/bl1_entrypoint.S | 22 |
1 files changed, 8 insertions, 14 deletions
diff --git a/bl1/aarch64/bl1_entrypoint.S b/bl1/aarch64/bl1_entrypoint.S index 50cfae65c..ac6d91331 100644 --- a/bl1/aarch64/bl1_entrypoint.S +++ b/bl1/aarch64/bl1_entrypoint.S @@ -130,14 +130,16 @@ func bl1_entrypoint ldr x2, =__DATA_SIZE__ bl memcpy16 - /* --------------------------------------------- - * Give ourselves a small coherent stack to - * ease the pain of initializing the MMU and - * CCI in assembler - * --------------------------------------------- + /* -------------------------------------------- + * 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 /* --------------------------------------------- * Architectural init. can be generic e.g. @@ -150,14 +152,6 @@ func bl1_entrypoint bl bl1_early_platform_setup bl bl1_plat_arch_setup - /* --------------------------------------------- - * Give ourselves a stack allocated in Normal - * -IS-WBWA memory - * --------------------------------------------- - */ - mrs x0, mpidr_el1 - bl platform_set_stack - /* -------------------------------------------------- * Initialize platform and jump to our c-entry point * for this type of reset. Panic if it returns |