From faa5f9869d67ab1a963e1c49afaaf353503586c9 Mon Sep 17 00:00:00 2001 From: Arthur Heymans Date: Mon, 4 Jun 2018 19:34:59 +0200 Subject: cpu/intel/haswell: Use the common intel romstage_main function MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Tested on Google peppy (Acer C720). Change-Id: I6453c40bf4ebe4695684c1bd3a403d6def82814f Signed-off-by: Arthur Heymans Reviewed-on: https://review.coreboot.org/26835 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi Reviewed-by: Kyösti Mälkki --- src/cpu/intel/haswell/Makefile.inc | 1 + src/cpu/intel/haswell/haswell.h | 17 ----------------- src/cpu/intel/haswell/romstage.c | 31 ++----------------------------- 3 files changed, 3 insertions(+), 46 deletions(-) (limited to 'src/cpu/intel/haswell') diff --git a/src/cpu/intel/haswell/Makefile.inc b/src/cpu/intel/haswell/Makefile.inc index a0c892a561..bbd98da10b 100644 --- a/src/cpu/intel/haswell/Makefile.inc +++ b/src/cpu/intel/haswell/Makefile.inc @@ -2,6 +2,7 @@ ramstage-y += haswell_init.c ramstage-y += tsc_freq.c romstage-y += romstage.c romstage-y += tsc_freq.c +romstage-y += ../car/romstage.c ramstage-y += acpi.c ramstage-$(CONFIG_CACHE_RELOCATED_RAMSTAGE_OUTSIDE_CBMEM) += stage_cache.c diff --git a/src/cpu/intel/haswell/haswell.h b/src/cpu/intel/haswell/haswell.h index 23efe6c443..8498c1ac75 100644 --- a/src/cpu/intel/haswell/haswell.h +++ b/src/cpu/intel/haswell/haswell.h @@ -163,24 +163,7 @@ struct romstage_params { unsigned long bist; void (*copy_spd)(struct pei_data *); }; -void mainboard_romstage_entry(unsigned long bist); void romstage_common(const struct romstage_params *params); -/* romstage_main is called from the cache-as-ram assembly file. The return - * value is the stack value to be used for romstage once cache-as-ram is - * torn down. The following values are pushed onto the stack to setup the - * MTRRs: - * +0: Number of MTRRs - * +4: MTRR base 0 31:0 - * +8: MTRR base 0 63:32 - * +12: MTRR mask 0 31:0 - * +16: MTRR mask 0 63:32 - * +20: MTRR base 1 31:0 - * +24: MTRR base 1 63:32 - * +28: MTRR mask 1 31:0 - * +32: MTRR mask 1 63:32 - * ... - */ -asmlinkage void *romstage_main(unsigned long bist); #endif #ifdef __SMM__ diff --git a/src/cpu/intel/haswell/romstage.c b/src/cpu/intel/haswell/romstage.c index ab9fd591be..0e91daee50 100644 --- a/src/cpu/intel/haswell/romstage.c +++ b/src/cpu/intel/haswell/romstage.c @@ -43,6 +43,7 @@ #include "southbridge/intel/lynxpoint/pch.h" #include "southbridge/intel/lynxpoint/me.h" #include +#include static inline void reset_system(void) { @@ -55,7 +56,7 @@ static inline void reset_system(void) /* platform_enter_postcar() determines the stack to use after * cache-as-ram is torn down as well as the MTRR settings to use, * and continues execution in postcar stage. */ -static void platform_enter_postcar(void) +void platform_enter_postcar(void) { struct postcar_frame pcf; uintptr_t top_of_ram; @@ -80,34 +81,6 @@ static void platform_enter_postcar(void) run_postcar_phase(&pcf); } -asmlinkage void *romstage_main(unsigned long bist) -{ - int i; - const int num_guards = 4; - const u32 stack_guard = 0xdeadbeef; - u32 *stack_base = (void *)(CONFIG_DCACHE_RAM_BASE + - CONFIG_DCACHE_RAM_SIZE - - CONFIG_DCACHE_RAM_ROMSTAGE_STACK_SIZE); - - printk(BIOS_DEBUG, "Setting up stack guards.\n"); - for (i = 0; i < num_guards; i++) - stack_base[i] = stack_guard; - - mainboard_romstage_entry(bist); - - /* Check the stack. */ - for (i = 0; i < num_guards; i++) { - if (stack_base[i] == stack_guard) - continue; - printk(BIOS_DEBUG, "Smashed stack detected in romstage!\n"); - } - - platform_enter_postcar(); - - /* We do not return here */ - return NULL; -} - void romstage_common(const struct romstage_params *params) { int boot_mode; -- cgit v1.2.3