diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cpu/intel/car/non-evict/cache_as_ram.S | 5 | ||||
| -rw-r--r-- | src/cpu/intel/haswell/Kconfig | 4 | ||||
| -rw-r--r-- | src/cpu/intel/haswell/Makefile.inc | 6 | ||||
| -rw-r--r-- | src/cpu/intel/haswell/bootblock.c | 57 | ||||
| -rw-r--r-- | src/northbridge/intel/haswell/Kconfig | 13 | ||||
| -rw-r--r-- | src/northbridge/intel/haswell/Makefile.inc | 3 | ||||
| -rw-r--r-- | src/northbridge/intel/haswell/bootblock.c | 11 | ||||
| -rw-r--r-- | src/southbridge/intel/lynxpoint/Kconfig | 4 | ||||
| -rw-r--r-- | src/southbridge/intel/lynxpoint/Makefile.inc | 2 | ||||
| -rw-r--r-- | src/southbridge/intel/lynxpoint/bootblock.c | 3 | ||||
| -rw-r--r-- | src/southbridge/intel/lynxpoint/early_pch.c | 2 |
11 files changed, 33 insertions, 77 deletions
diff --git a/src/cpu/intel/car/non-evict/cache_as_ram.S b/src/cpu/intel/car/non-evict/cache_as_ram.S index b2b915fe76..251714cb8f 100644 --- a/src/cpu/intel/car/non-evict/cache_as_ram.S +++ b/src/cpu/intel/car/non-evict/cache_as_ram.S @@ -33,6 +33,11 @@ _cache_as_ram_setup: bootblock_pre_c_entry: +#if CONFIG(C_ENVIRONMENT_BOOTBLOCK) + movl $cache_as_ram, %esp /* return address */ + jmp check_mtrr /* Check if CPU properly reset */ +#endif + cache_as_ram: post_code(0x20) diff --git a/src/cpu/intel/haswell/Kconfig b/src/cpu/intel/haswell/Kconfig index 3aadfdee5a..3fd8bb484a 100644 --- a/src/cpu/intel/haswell/Kconfig +++ b/src/cpu/intel/haswell/Kconfig @@ -24,10 +24,6 @@ config CPU_SPECIFIC_OPTIONS select PARALLEL_MP select CPU_INTEL_COMMON -config BOOTBLOCK_CPU_INIT - string - default "cpu/intel/haswell/bootblock.c" - config SMM_TSEG_SIZE hex default 0x800000 diff --git a/src/cpu/intel/haswell/Makefile.inc b/src/cpu/intel/haswell/Makefile.inc index 1fa71c9521..3b5229455e 100644 --- a/src/cpu/intel/haswell/Makefile.inc +++ b/src/cpu/intel/haswell/Makefile.inc @@ -21,7 +21,11 @@ ramstage-y += monotonic_timer.c smm-y += monotonic_timer.c endif -cpu_incs-y += $(src)/cpu/intel/car/non-evict/cache_as_ram.S +bootblock-y += ../car/non-evict/cache_as_ram.S +bootblock-y += ../car/bootblock.c +bootblock-y += ../../x86/early_reset.S +bootblock-y += bootblock.c + postcar-y += ../car/non-evict/exit_car.S subdirs-y += ../../x86/tsc diff --git a/src/cpu/intel/haswell/bootblock.c b/src/cpu/intel/haswell/bootblock.c index 722cc0102e..7baa2a81ec 100644 --- a/src/cpu/intel/haswell/bootblock.c +++ b/src/cpu/intel/haswell/bootblock.c @@ -14,7 +14,7 @@ */ #include <stdint.h> -#include <cpu/x86/cache.h> +#include <arch/cpu.h> #include <cpu/x86/msr.h> #include <cpu/x86/mtrr.h> #include <arch/io.h> @@ -23,41 +23,8 @@ #include <cpu/intel/microcode/microcode.c> #include "haswell.h" -#if CONFIG(SOUTHBRIDGE_INTEL_LYNXPOINT) -/* Needed for RCBA access to set Soft Reset Data register */ #include <southbridge/intel/lynxpoint/pch.h> -#else -#error "CPU must be paired with Intel LynxPoint southbridge" -#endif - -static void set_var_mtrr(unsigned int reg, unsigned int base, unsigned int size, - unsigned int type) - -{ - /* Bit Bit 32-35 of MTRRphysMask should be set to 1 */ - /* FIXME: It only support 4G less range */ - msr_t basem, maskm; - basem.lo = base | type; - basem.hi = 0; - wrmsr(MTRR_PHYS_BASE(reg), basem); - maskm.lo = ~(size - 1) | MTRR_PHYS_MASK_VALID; - maskm.hi = (1 << (CONFIG_CPU_ADDR_BITS - 32)) - 1; - wrmsr(MTRR_PHYS_MASK(reg), maskm); -} - -static void enable_rom_caching(void) -{ - msr_t msr; - - disable_cache(); - set_var_mtrr(1, CACHE_ROM_BASE, CACHE_ROM_SIZE, MTRR_TYPE_WRPROT); - enable_cache(); - - /* Enable Variable MTRRs */ - msr.hi = 0x00000000; - msr.lo = 0x00000800; - wrmsr(MTRR_DEF_TYPE_MSR, msr); -} +#include <cpu/intel/car/bootblock.h> static void set_flex_ratio_to_tdp_nominal(void) { @@ -105,26 +72,8 @@ static void set_flex_ratio_to_tdp_nominal(void) halt(); } -static void check_for_clean_reset(void) -{ - msr_t msr; - msr = rdmsr(MTRR_DEF_TYPE_MSR); - - /* Use the MTRR default type MSR as a proxy for detecting INIT#. - * Reset the system if any known bits are set in that MSR. That is - * an indication of the CPU not being properly reset. */ - if (msr.lo & (MTRR_DEF_TYPE_EN | MTRR_DEF_TYPE_FIX_EN)) { - outb(0x0, 0xcf9); - outb(0x6, 0xcf9); - halt(); - } -} - -static void bootblock_cpu_init(void) +void bootblock_early_cpu_init(void) { /* Set flex ratio and reset if needed */ set_flex_ratio_to_tdp_nominal(); - check_for_clean_reset(); - enable_rom_caching(); - intel_update_microcode_from_cbfs(); } diff --git a/src/northbridge/intel/haswell/Kconfig b/src/northbridge/intel/haswell/Kconfig index 082f2d63d9..242ab18c49 100644 --- a/src/northbridge/intel/haswell/Kconfig +++ b/src/northbridge/intel/haswell/Kconfig @@ -22,6 +22,8 @@ config NORTHBRIDGE_INTEL_HASWELL select CACHE_RELOCATED_RAMSTAGE_OUTSIDE_CBMEM select POSTCAR_STAGE select POSTCAR_CONSOLE + select C_ENVIRONMENT_BOOTBLOCK +# select BOOTBLOCK_CONSOLE TODO: route LPC if NORTHBRIDGE_INTEL_HASWELL @@ -29,10 +31,6 @@ config VBOOT select VBOOT_OPROM_MATTERS select VBOOT_STARTS_IN_ROMSTAGE -config BOOTBLOCK_NORTHBRIDGE_INIT - string - default "northbridge/intel/haswell/bootblock.c" - config VGA_BIOS_ID string default "8086,0166" @@ -63,6 +61,13 @@ config DCACHE_RAM_MRC_VAR_SIZE help The amount of cache-as-ram region required by the reference code. +config DCACHE_BSP_STACK_SIZE + hex + default 0x2000 + help + The amount of anticipated stack usage in CAR by bootblock and + other stages. + config HAVE_MRC bool "Add a System Agent binary" help diff --git a/src/northbridge/intel/haswell/Makefile.inc b/src/northbridge/intel/haswell/Makefile.inc index 055c2a8a0d..7abbccacd2 100644 --- a/src/northbridge/intel/haswell/Makefile.inc +++ b/src/northbridge/intel/haswell/Makefile.inc @@ -15,6 +15,8 @@ ifeq ($(CONFIG_NORTHBRIDGE_INTEL_HASWELL),y) +bootblock-y += bootblock.c + ramstage-y += ram_calc.c ramstage-y += northbridge.c ramstage-y += gma.c @@ -26,7 +28,6 @@ romstage-y += ram_calc.c romstage-y += raminit.c romstage-y += early_init.c romstage-y += report_platform.c -romstage-y += ../../../arch/x86/walkcbfs.S smm-$(CONFIG_HAVE_SMI_HANDLER) += finalize.c diff --git a/src/northbridge/intel/haswell/bootblock.c b/src/northbridge/intel/haswell/bootblock.c index e503e01fa1..2c1bd58dde 100644 --- a/src/northbridge/intel/haswell/bootblock.c +++ b/src/northbridge/intel/haswell/bootblock.c @@ -12,11 +12,10 @@ */ #include <device/pci_ops.h> +#include <cpu/intel/car/bootblock.h> +#include "haswell.h" -/* Just re-define this instead of including haswell.h. It blows up romcc. */ -#define PCIEXBAR 0x60 - -static void bootblock_northbridge_init(void) +void bootblock_early_northbridge_init(void) { uint32_t reg; @@ -33,7 +32,7 @@ static void bootblock_northbridge_init(void) * 4GiB. */ reg = 0; - pci_io_write_config32(PCI_DEV(0,0,0), PCIEXBAR + 4, reg); + pci_io_write_config32(PCI_DEV(0, 0, 0), PCIEXBAR + 4, reg); reg = CONFIG_MMCONF_BASE_ADDRESS | 4 | 1; /* 64MiB - 0-63 buses. */ - pci_io_write_config32(PCI_DEV(0,0,0), PCIEXBAR, reg); + pci_io_write_config32(PCI_DEV(0, 0, 0), PCIEXBAR, reg); } diff --git a/src/southbridge/intel/lynxpoint/Kconfig b/src/southbridge/intel/lynxpoint/Kconfig index 431744f08c..5573ec96ad 100644 --- a/src/southbridge/intel/lynxpoint/Kconfig +++ b/src/southbridge/intel/lynxpoint/Kconfig @@ -53,10 +53,6 @@ config EHCI_BAR hex default 0xe8000000 -config BOOTBLOCK_SOUTHBRIDGE_INIT - string - default "southbridge/intel/lynxpoint/bootblock.c" - config SERIRQ_CONTINUOUS_MODE bool default n diff --git a/src/southbridge/intel/lynxpoint/Makefile.inc b/src/southbridge/intel/lynxpoint/Makefile.inc index b18e6dafc8..62766dfe90 100644 --- a/src/southbridge/intel/lynxpoint/Makefile.inc +++ b/src/southbridge/intel/lynxpoint/Makefile.inc @@ -15,6 +15,8 @@ ifeq ($(CONFIG_SOUTHBRIDGE_INTEL_LYNXPOINT),y) +bootblock-y += bootblock.c + ramstage-y += pch.c ramstage-y += azalia.c ramstage-y += lpc.c diff --git a/src/southbridge/intel/lynxpoint/bootblock.c b/src/southbridge/intel/lynxpoint/bootblock.c index 16f4ef90bc..69fdd611d2 100644 --- a/src/southbridge/intel/lynxpoint/bootblock.c +++ b/src/southbridge/intel/lynxpoint/bootblock.c @@ -14,6 +14,7 @@ */ #include <device/pci_ops.h> +#include <cpu/intel/car/bootblock.h> #include "pch.h" /* @@ -69,7 +70,7 @@ static void set_spi_speed(void) SPIBAR8(SSFC + 2) = ssfc; } -static void bootblock_southbridge_init(void) +void bootblock_early_southbridge_init(void) { map_rcba(); enable_spi_prefetch(); diff --git a/src/southbridge/intel/lynxpoint/early_pch.c b/src/southbridge/intel/lynxpoint/early_pch.c index 3d2d2c48fa..f615507dad 100644 --- a/src/southbridge/intel/lynxpoint/early_pch.c +++ b/src/southbridge/intel/lynxpoint/early_pch.c @@ -116,8 +116,6 @@ int early_pch_init(const void *gpio_map, mainboard_config_superio(); - console_init(); - pch_generic_setup(); /* Enable SMBus for reading SPDs. */ |