diff options
author | Srinidhi N Kaushik <srinidhi.n.kaushik@intel.com> | 2019-12-27 13:28:01 -0800 |
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committer | Patrick Georgi <pgeorgi@google.com> | 2020-01-22 15:43:12 +0000 |
commit | d801b1feb8a72adaa8d06d8b4d0b63c6e0ff7350 (patch) | |
tree | e277a83bfba77437733bf4a12a61f8fe633c2ab8 /src/soc/intel/tigerlake/romstage | |
parent | 9d678f2e56ece95bd9289ad05ec8670d6329ff16 (diff) | |
download | coreboot-d801b1feb8a72adaa8d06d8b4d0b63c6e0ff7350.tar.xz |
soc/intel/tigerlake: Update fsp_params for TGL
Add initial fsp upd settings for TGL, both romstage and ramstage upd's to
support basic build and boot of TGL RVP.
- Add Silicon upd settings which includes
* Serial IO/UART settings
* Graphics settings
* USB2/USB3 settings
- Add Romstage upd settings which includes
* Pcie Root port settings
* IGD initialization
* Hyper Threading settings
* SMBus controller settings
* Debug probe settings
BUG=none
BRANCH=none
TEST=Build and boot Tigerlake rvp board
Signed-off-by: Srinidhi N Kaushik <srinidhi.n.kaushik@intel.com>
Change-Id: I16df66451fd3a681df1222d283d97dd6bdaff0e9
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37960
Reviewed-by: Wonkyu Kim <wonkyu.kim@intel.com>
Reviewed-by: Subrata Banik <subrata.banik@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/intel/tigerlake/romstage')
-rw-r--r-- | src/soc/intel/tigerlake/romstage/fsp_params_tgl.c | 90 |
1 files changed, 89 insertions, 1 deletions
diff --git a/src/soc/intel/tigerlake/romstage/fsp_params_tgl.c b/src/soc/intel/tigerlake/romstage/fsp_params_tgl.c index 810cff4a20..388ac42649 100644 --- a/src/soc/intel/tigerlake/romstage/fsp_params_tgl.c +++ b/src/soc/intel/tigerlake/romstage/fsp_params_tgl.c @@ -13,10 +13,98 @@ * GNU General Public License for more details. */ +#include <assert.h> +#include <console/console.h> #include <fsp/util.h> +#include <soc/gpio_soc_defs.h> +#include <soc/iomap.h> +#include <soc/pci_devs.h> #include <soc/romstage.h> +#include <soc/soc_chip.h> +#include <string.h> + +/* Debug interface flag */ +enum debug_interface_flag { + DEBUG_INTERFACE_RAM = 0x1, + DEBUG_INTERFACE_UART = 0x2, + DEBUG_INTERFACE_USB3 = 0x4, + DEBUG_INTERFACE_SERIAL_IO = 0x8, + DEBUG_INTERFACE_TRACEHUB = 0x10 +}; + +static void soc_memory_init_params(FSP_M_CONFIG *m_cfg, + const struct soc_intel_tigerlake_config *config) +{ + unsigned int i; + uint32_t mask = 0; + + /* Set IGD stolen size to 60MB. */ + m_cfg->IgdDvmt50PreAlloc = 0xFE; + m_cfg->TsegSize = CONFIG_SMM_TSEG_SIZE; + m_cfg->IedSize = CONFIG_IED_REGION_SIZE; + m_cfg->SaGv = config->SaGv; + m_cfg->UserBd = BOARD_TYPE_ULT_ULX; + m_cfg->RMT = config->RMT; + + for (i = 0; i < ARRAY_SIZE(config->PcieRpEnable); i++) { + if (config->PcieRpEnable[i]) + mask |= (1 << i); + } + m_cfg->PcieRpEnableMask = mask; + + memcpy(m_cfg->PcieClkSrcUsage, config->PcieClkSrcUsage, + sizeof(config->PcieClkSrcUsage)); + + for (i = 0; i < CONFIG_MAX_PCIE_CLOCKS; i++) { + if (config->PcieClkSrcUsage[i] == 0) + m_cfg->PcieClkSrcUsage[i] = 0xff; + } + + m_cfg->PrmrrSize = config->PrmrrSize; + m_cfg->EnableC6Dram = config->enable_c6dram; + /* Disable BIOS Guard */ + m_cfg->BiosGuard = 0; + + /* UART Debug Log*/ + m_cfg->PcdDebugInterfaceFlags = CONFIG(DRIVERS_UART_8250IO) ? + DEBUG_INTERFACE_UART : DEBUG_INTERFACE_TRACEHUB; + m_cfg->PcdIsaSerialUartBase = 0x0; + m_cfg->SerialIoUartDebugControllerNumber = CONFIG_UART_FOR_CONSOLE; + + /* + * Skip IGD initialization in FSP if device + * is disable in devicetree.cb. + */ + const struct device *dev = pcidev_path_on_root(SA_DEVFN_IGD); + if (!dev || !dev->enabled) + m_cfg->InternalGfx = 0; + else + m_cfg->InternalGfx = 0x1; + + /* Enable Hyper Threading */ + m_cfg->HyperThreading = 1; + /* Disable Lock PCU Thermal Management registers */ + m_cfg->LockPTMregs = 0; + /* Channel Hash Mask:0x0001=BIT6 set(Minimal), 0x3FFF=BIT[19:6] set(Maximum) */ + m_cfg->ChHashMask = 0x30CC; + /* Enable SMBus controller based on config */ + m_cfg->SmbusEnable = config->SmbusEnable; + /* Set debug probe type */ + m_cfg->PlatformDebugConsent = config->DebugConsent; +} void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) { - /* TODO: Update with UPD override as FSP matures */ + const struct soc_intel_tigerlake_config *config; + FSP_M_CONFIG *m_cfg = &mupd->FspmConfig; + + config = config_of_soc(); + + soc_memory_init_params(m_cfg, config); + mainboard_memory_init_params(mupd); +} + +__weak void mainboard_memory_init_params(FSPM_UPD *mupd) +{ + printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__); } |