diff options
Diffstat (limited to 'src/soc/intel/quark/romstage/romstage.c')
| -rw-r--r-- | src/soc/intel/quark/romstage/romstage.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/soc/intel/quark/romstage/romstage.c b/src/soc/intel/quark/romstage/romstage.c index 731e52975d..a089185bd0 100644 --- a/src/soc/intel/quark/romstage/romstage.c +++ b/src/soc/intel/quark/romstage/romstage.c @@ -13,9 +13,12 @@ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ +#define __SIMPLE_DEVICE__ #include <arch/early_variables.h> #include <console/console.h> +#include <cbfs.h> +#include "../chip.h" #include <device/pci_def.h> #include <fsp/car.h> #include <fsp/util.h> @@ -47,3 +50,54 @@ struct chipset_power_state *fill_power_state(void) printk(BIOS_DEBUG, "prev_sleep_state %d\n", ps->prev_sleep_state); return ps; } + +/* Initialize the UPD parameters for MemoryInit */ +void soc_memory_init_params(struct romstage_params *params, + MEMORY_INIT_UPD *upd) +{ + const struct device *dev; + char *pdat_file; + size_t pdat_file_len; + const struct soc_intel_quark_config *config; + + /* Locate the pdat.bin file */ + pdat_file = cbfs_boot_map_with_leak("pdat.bin", CBFS_TYPE_RAW, + &pdat_file_len); + if (!pdat_file) { + printk(BIOS_DEBUG, + "Platform configuration file (pdat.bin) not found."); + pdat_file_len = 0; + } + + /* Locate the configuration data from devicetree.cb */ + dev = dev_find_slot(0, LPC_DEV_FUNC); + if (!dev) { + printk(BIOS_ERR, + "Error! Device (PCI:0:%02x.%01x) not found, " + "soc_memory_init_params!\n", PCI_DEVICE_NUMBER_QNC_LPC, + PCI_FUNCTION_NUMBER_QNC_LPC); + return; + } + config = dev->chip_info; + + /* Set the parameters for MemoryInit */ + printk(BIOS_DEBUG, "Updating UPD values for MemoryInit\n"); + upd->PcdSmmTsegSize = IS_ENABLED(CONFIG_HAVE_SMI_HANDLER) ? + config->PcdSmmTsegSize : 0; + upd->PcdPlatformDataBaseAddress = (UINT32)pdat_file; + upd->PcdPlatformDataMaxLen = (UINT32)pdat_file_len; +} + +void soc_display_memory_init_params(const MEMORY_INIT_UPD *old, + MEMORY_INIT_UPD *new) +{ + /* Display the parameters for MemoryInit */ + printk(BIOS_SPEW, "UPD values for MemoryInit:\n"); + fsp_display_upd_value("PcdSmmTsegSize", 2, + old->PcdSmmTsegSize, new->PcdSmmTsegSize); + fsp_display_upd_value("PcdPlatformDataBaseAddress", 4, + old->PcdPlatformDataBaseAddress, + new->PcdPlatformDataBaseAddress); + fsp_display_upd_value("PcdPlatformDataMaxLen", 4, + old->PcdPlatformDataMaxLen, new->PcdPlatformDataMaxLen); +} |