diff options
author | Frans Hendriks <fhendriks@eltan.com> | 2019-06-06 10:07:17 +0200 |
---|---|---|
committer | Arthur Heymans <arthur@aheymans.xyz> | 2019-06-12 07:47:13 +0000 |
commit | 4e0ec592553fd94e14a239eeb05ba9ccb668b814 (patch) | |
tree | 98ed71b9de6a9ca044fbc88284e74aeeff63ded7 /src/soc/intel/braswell/romstage/romstage.c | |
parent | ba50e4885fd68579ec76a149d28b0b9605381d7e (diff) |
{drivers,soc/intel/braswell}: Implement C_ENVIRONMENT_BOOTBLOCK support
No C_ENVIRONMENT_BOOTBLOCK support for Braswell is available.
Enable support and add required files for the Braswell Bootblock in C.
The next changes are made support C_ENVIRONMENT_BOOTBLOCK:
- Add car_stage_entry() function bootblock-c_entry() functions.
- Specify config DCACHE_BSP_STACK_SIZE and C_ENV_BOOTBLOCK_SIZE.
- Add bootblock_c_entry().
- Move init from car_soc_XXX_console_init() to bootblock_soc_XXX_Init()
Removed the unused cache_as_ram_main() and weak car_XXX_XXX_console_init()
BUG=NA
TEST=Booting Embedded Linux on Facebook FBG-1701
Building Google Banos
Change-Id: Iab48ad72f1514c93f20d70db5ef4fd8fa2383e8c
Signed-off-by: Frans Hendriks <fhendriks@eltan.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/29662
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Diffstat (limited to 'src/soc/intel/braswell/romstage/romstage.c')
-rw-r--r-- | src/soc/intel/braswell/romstage/romstage.c | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/src/soc/intel/braswell/romstage/romstage.c b/src/soc/intel/braswell/romstage/romstage.c index 8dfc291d1e..e0e22f220e 100644 --- a/src/soc/intel/braswell/romstage/romstage.c +++ b/src/soc/intel/braswell/romstage/romstage.c @@ -19,90 +19,13 @@ #include <stddef.h> #include <arch/io.h> #include <device/mmio.h> -#include <device/pci_ops.h> -#include <arch/cbfs.h> -#include <cpu/x86/mtrr.h> #include <console/console.h> -#include <device/device.h> -#include <device/pci_def.h> -#include <elog.h> -#include <mrc_cache.h> -#include <string.h> -#include <vendorcode/google/chromeos/chromeos.h> -#include <fsp/util.h> -#include <soc/gpio.h> #include <soc/iomap.h> #include <soc/iosf.h> -#include <soc/lpc.h> -#include <soc/pci_devs.h> #include <soc/romstage.h> -#include <soc/smm.h> -#include <soc/spi.h> -#include <build.h> -#include <pc80/mc146818rtc.h> #include "../chip.h" -void program_base_addresses(void) -{ - uint32_t reg; - const uint32_t lpc_dev = PCI_DEV(0, LPC_DEV, LPC_FUNC); - - /* Memory Mapped IO registers. */ - reg = PMC_BASE_ADDRESS | 2; - pci_write_config32(lpc_dev, PBASE, reg); - reg = IO_BASE_ADDRESS | 2; - pci_write_config32(lpc_dev, IOBASE, reg); - reg = ILB_BASE_ADDRESS | 2; - pci_write_config32(lpc_dev, IBASE, reg); - reg = SPI_BASE_ADDRESS | 2; - pci_write_config32(lpc_dev, SBASE, reg); - reg = MPHY_BASE_ADDRESS | 2; - pci_write_config32(lpc_dev, MPBASE, reg); - reg = PUNIT_BASE_ADDRESS | 2; - pci_write_config32(lpc_dev, PUBASE, reg); - reg = RCBA_BASE_ADDRESS | 1; - pci_write_config32(lpc_dev, RCBA, reg); - - /* IO Port Registers. */ - reg = ACPI_BASE_ADDRESS | 2; - pci_write_config32(lpc_dev, ABASE, reg); - reg = GPIO_BASE_ADDRESS | 2; - pci_write_config32(lpc_dev, GBASE, reg); -} - -static void spi_init(void) -{ - void *scs = (void *)(SPI_BASE_ADDRESS + SCS); - void *bcr = (void *)(SPI_BASE_ADDRESS + BCR); - uint32_t reg; - - /* Disable generating SMI when setting WPD bit. */ - write32(scs, read32(scs) & ~SMIWPEN); - /* - * Enable caching and prefetching in the SPI controller. Disable - * the SMM-only BIOS write and set WPD bit. - */ - reg = (read32(bcr) & ~SRC_MASK) | SRC_CACHE_PREFETCH | BCR_WPD; - reg &= ~EISS; - write32(bcr, reg); -} - -static void soc_rtc_init(void) -{ - int rtc_failed = rtc_failure(); - - if (rtc_failed) { - printk(BIOS_ERR, - "RTC Failure detected. Resetting date to %x/%x/%x%x\n", - COREBOOT_BUILD_MONTH_BCD, - COREBOOT_BUILD_DAY_BCD, - 0x20, - COREBOOT_BUILD_YEAR_BCD); - } - - cmos_init(rtc_failed); -} static struct chipset_power_state power_state; @@ -171,24 +94,6 @@ int chipset_prev_sleep_state(struct chipset_power_state *ps) return prev_sleep_state; } -/* SOC initialization before the console is enabled */ -void car_soc_pre_console_init(void) -{ - /* Early chipset initialization */ - program_base_addresses(); - tco_disable(); -} - -/* SOC initialization after console is enabled */ -void car_soc_post_console_init(void) -{ - /* Continue chipset initialization */ - soc_rtc_init(); - set_max_freq(); - spi_init(); - - lpc_init(); -} /* SOC initialization after RAM is enabled */ void soc_after_ram_init(struct romstage_params *params) |