diff options
Diffstat (limited to 'src/arch/arm64/armv8')
| -rw-r--r-- | src/arch/arm64/armv8/Makefile.inc | 9 | ||||
| -rw-r--r-- | src/arch/arm64/armv8/bootblock_simple.c | 60 |
2 files changed, 5 insertions, 64 deletions
diff --git a/src/arch/arm64/armv8/Makefile.inc b/src/arch/arm64/armv8/Makefile.inc index 357159d6a7..359a368ab9 100644 --- a/src/arch/arm64/armv8/Makefile.inc +++ b/src/arch/arm64/armv8/Makefile.inc @@ -26,10 +26,6 @@ armv8_asm_flags = $(armv8_flags) ################################################################################ ifeq ($(CONFIG_ARCH_BOOTBLOCK_ARMV8_64),y) -ifneq ($(CONFIG_ARM64_BOOTBLOCK_CUSTOM),y) -bootblock-y += bootblock.S -bootblock-y += bootblock_simple.c -endif bootblock-y += cache.c bootblock-y += cache_helpers.S bootblock-y += cpu.S @@ -38,6 +34,11 @@ bootblock-$(CONFIG_BOOTBLOCK_CONSOLE) += exception.c bootblock-c-ccopts += $(armv8_flags) bootblock-S-ccopts += $(armv8_asm_flags) +# Required to access unaligned timestamp struct members before MMU is active +# (TODO: Maybe use explicit unaligned accesses in timestamp code instead, or +# evaluate redesigning timestamp data structures to avoid misaligned members.) +bootblock-c-ccopts += -mstrict-align + endif ################################################################################ diff --git a/src/arch/arm64/armv8/bootblock_simple.c b/src/arch/arm64/armv8/bootblock_simple.c deleted file mode 100644 index e2002f2a3a..0000000000 --- a/src/arch/arm64/armv8/bootblock_simple.c +++ /dev/null @@ -1,60 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2014 Google Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; version 2 of - * the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <bootblock_common.h> -#include <arch/cache.h> -#include <arch/stages.h> -#include <arch/exception.h> -#include <cbfs.h> -#include <console/console.h> -#include <program_loading.h> - -static int boot_cpu(void) -{ - /* - * FIXME: This is a stub for now. All non-boot CPUs should be - * waiting for an interrupt. We could move the chunk of assembly - * which puts them to sleep in here... - */ - return 1; -} - -void main(void) -{ - /* Globally disable MMU, caches, and branch prediction (these should - * be disabled by default on reset) */ - mmu_disable(); - - /* - * Re-enable icache and branch prediction. MMU and dcache will be - * set up later. - * - * Note: If booting from USB, we need to disable branch prediction - * before copying from USB into RAM (FIXME: why?) - */ - - if (boot_cpu()) { - //bootblock_cpu_init(); - //bootblock_mainboard_init(); - } - -#if IS_ENABLED(CONFIG_BOOTBLOCK_CONSOLE) - console_init(); - exception_init(); -#endif - - run_romstage(); -} |