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Merge pull request #541 from antonio-nino-diaz-arm/an/secondary-cpu-init 

Initialize secondary CPUs during cold boot
This commit is contained in:
danh-arm 2016-03-09 08:45:23 +00:00
parent 5e3120d152 4e85e4fd11
commit b6fc25e027
6 changed files with 14 additions and 7 deletions
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21
include/common/el3_common_macros.S
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2015-2016, ARM Limited and Contributors. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@ -171,9 +171,19 @@
do_cold_boot:
.endif /* _warm_boot_mailbox */
/* ---------------------------------------------------------------------
* It is a cold boot.
* Perform any processor specific actions upon reset e.g. cache, TLB
* invalidations etc.
* ---------------------------------------------------------------------
*/
bl reset_handler
el3_arch_init_common \_exception_vectors
.if \_secondary_cold_boot
/* -------------------------------------------------------------
* It is a cold boot.
* Check if this is a primary or secondary CPU cold boot.
* The primary CPU will set up the platform while the
* secondaries are placed in a platform-specific state until the
* primary CPU performs the necessary actions to bring them out
@ -193,13 +203,10 @@
.endif /* _secondary_cold_boot */
/* ---------------------------------------------------------------------
* Perform any processor specific actions upon reset e.g. cache, TLB
* invalidations etc.
* Initialize memory now. Secondary CPU initialization won't get to this
* point.
* ---------------------------------------------------------------------
*/
bl reset_handler
el3_arch_init_common \_exception_vectors
.if \_init_memory
bl platform_mem_init