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-rw-r--r--src/soc/intel/quark/romstage/Makefile.inc5
-rw-r--r--src/soc/intel/quark/romstage/debug.c85
-rw-r--r--src/soc/intel/quark/romstage/fsp2_0.c152
3 files changed, 241 insertions, 1 deletions
diff --git a/src/soc/intel/quark/romstage/Makefile.inc b/src/soc/intel/quark/romstage/Makefile.inc
index 329138b3be..3a33f43c13 100644
--- a/src/soc/intel/quark/romstage/Makefile.inc
+++ b/src/soc/intel/quark/romstage/Makefile.inc
@@ -15,8 +15,11 @@
romstage-y += car.c
romstage-y += car_stage_entry.S
-romstage-$(CONFIG_PLATFORM_USES_FSP1_1) += fsp1_1.c
+ifeq ($(CONFIG_PLATFORM_USES_FSP2_0),y)
+romstage-$(CONFIG_DISPLAY_UPD_DATA) += debug.c
romstage-$(CONFIG_PLATFORM_USES_FSP2_0) += fsp2_0.c
+endif # CONFIG_PLATFORM_USES_FSP2_0
+romstage-$(CONFIG_PLATFORM_USES_FSP1_1) += fsp1_1.c
romstage-y += mtrr.c
romstage-y += pcie.c
romstage-y += report_platform.c
diff --git a/src/soc/intel/quark/romstage/debug.c b/src/soc/intel/quark/romstage/debug.c
new file mode 100644
index 0000000000..c08150e575
--- /dev/null
+++ b/src/soc/intel/quark/romstage/debug.c
@@ -0,0 +1,85 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2016 Intel Corp.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <fsp/util.h>
+
+void soc_display_fspm_upd_params(const struct FSPM_UPD *fspm_old_upd,
+ const struct FSPM_UPD *fspm_new_upd)
+{
+ const struct FSP_M_CONFIG *new;
+ const struct FSP_M_CONFIG *old;
+
+ old = &fspm_old_upd->FspmConfig;
+ new = &fspm_new_upd->FspmConfig;
+
+ /* Display the parameters for MemoryInit */
+ printk(BIOS_SPEW, "UPD values for MemoryInit at: 0x%p\n", new);
+ fsp_display_upd_value("AddrMode", sizeof(old->AddrMode),
+ old->AddrMode, new->AddrMode);
+ fsp_display_upd_value("ChanMask", sizeof(old->ChanMask),
+ old->ChanMask, new->ChanMask);
+ fsp_display_upd_value("ChanWidth", sizeof(old->ChanWidth),
+ old->ChanWidth, new->ChanWidth);
+ fsp_display_upd_value("DramDensity", sizeof(old->DramDensity),
+ old->DramDensity, new->DramDensity);
+ fsp_display_upd_value("DramRonVal", sizeof(old->DramRonVal),
+ old->DramRonVal, new->DramRonVal);
+ fsp_display_upd_value("DramRttNomVal", sizeof(old->DramRttNomVal),
+ old->DramRttNomVal, new->DramRttNomVal);
+ fsp_display_upd_value("DramRttWrVal", sizeof(old->DramRttWrVal),
+ old->DramRttWrVal, new->DramRttWrVal);
+ fsp_display_upd_value("DramSpeed", sizeof(old->DramSpeed),
+ old->DramSpeed, new->DramSpeed);
+ fsp_display_upd_value("DramType", sizeof(old->DramType),
+ old->DramType, new->DramType);
+ fsp_display_upd_value("DramWidth", sizeof(old->DramWidth),
+ old->DramWidth, new->DramWidth);
+ fsp_display_upd_value("EccScrubBlkSize", sizeof(old->EccScrubBlkSize),
+ old->EccScrubBlkSize, new->EccScrubBlkSize);
+ fsp_display_upd_value("EccScrubInterval", sizeof(old->EccScrubInterval),
+ old->EccScrubInterval, new->EccScrubInterval);
+ fsp_display_upd_value("Flags", sizeof(old->Flags), old->Flags,
+ new->Flags);
+ fsp_display_upd_value("FspReservedMemoryLength",
+ sizeof(old->FspReservedMemoryLength),
+ old->FspReservedMemoryLength, new->FspReservedMemoryLength);
+ fsp_display_upd_value("RankMask", sizeof(old->RankMask), old->RankMask,
+ new->RankMask);
+ fsp_display_upd_value("RmuBaseAddress", sizeof(old->RmuBaseAddress),
+ old->RmuBaseAddress, new->RmuBaseAddress);
+ fsp_display_upd_value("RmuLength", sizeof(old->RmuLength),
+ old->RmuLength, new->RmuLength);
+ fsp_display_upd_value("SerialPortBaseAddress",
+ sizeof(old->SerialPortBaseAddress),
+ old->SerialPortBaseAddress, new->SerialPortBaseAddress);
+ fsp_display_upd_value("SmmTsegSize", sizeof(old->SmmTsegSize),
+ old->SmmTsegSize, new->SmmTsegSize);
+ fsp_display_upd_value("SocRdOdtVal", sizeof(old->SocRdOdtVal),
+ old->SocRdOdtVal, new->SocRdOdtVal);
+ fsp_display_upd_value("SocWrRonVal", sizeof(old->SocWrRonVal),
+ old->SocWrRonVal, new->SocWrRonVal);
+ fsp_display_upd_value("SocWrSlewRate", sizeof(old->SocWrSlewRate),
+ old->SocWrSlewRate, new->SocWrSlewRate);
+ fsp_display_upd_value("SrInt", sizeof(old->SrInt), old->SrInt,
+ new->SrInt);
+ fsp_display_upd_value("SrTemp", sizeof(old->SrTemp), old->SrTemp,
+ new->SrTemp);
+ fsp_display_upd_value("tCL", sizeof(old->tCL), old->tCL, new->tCL);
+ fsp_display_upd_value("tFAW", sizeof(old->tFAW), old->tFAW, new->tFAW);
+ fsp_display_upd_value("tRAS", sizeof(old->tRAS), old->tRAS, new->tRAS);
+ fsp_display_upd_value("tRRD", sizeof(old->tRRD), old->tRRD, new->tRRD);
+ fsp_display_upd_value("tWTR", sizeof(old->tWTR), old->tWTR, new->tWTR);
+}
diff --git a/src/soc/intel/quark/romstage/fsp2_0.c b/src/soc/intel/quark/romstage/fsp2_0.c
index a77349897d..af05856ab0 100644
--- a/src/soc/intel/quark/romstage/fsp2_0.c
+++ b/src/soc/intel/quark/romstage/fsp2_0.c
@@ -13,13 +13,165 @@
* GNU General Public License for more details.
*/
+#include <arch/early_variables.h>
#include <console/console.h>
+#include <cbfs.h>
+#include <cbmem.h>
+#include "../chip.h"
+#include <cpu/x86/cache.h>
#include <fsp/util.h>
+#include <soc/iomap.h>
+#include <soc/pci_devs.h>
+#include <soc/pm.h>
#include <soc/romstage.h>
+#include <soc/reg_access.h>
asmlinkage void *car_stage_c_entry(void)
{
+ struct postcar_frame pcf;
+ bool s3wake;
+ uintptr_t top_of_ram;
+ uintptr_t top_of_low_usable_memory;
+
post_code(0x20);
console_init();
+
+ /* Initialize DRAM */
+ s3wake = fill_power_state() == ACPI_S3;
+ fsp_memory_init(s3wake);
+
+ /* Disable the ROM shadow 0x000e0000 - 0x000fffff */
+ disable_rom_shadow();
+
+ /* Initialize the PCIe bridges */
+ pcie_init();
+
+ if (postcar_frame_init(&pcf, 1*KiB))
+ die("Unable to initialize postcar frame.\n");
+
+ /* Locate the top of RAM */
+ top_of_low_usable_memory = (uintptr_t) cbmem_top();
+ top_of_ram = ALIGN(top_of_low_usable_memory, 16 * MiB);
+
+ /* Cache postcar and ramstage */
+ postcar_frame_add_mtrr(&pcf, top_of_ram - (16 * MiB), 16 * MiB,
+ MTRR_TYPE_WRBACK);
+
+ /* Cache RMU area */
+ postcar_frame_add_mtrr(&pcf, (uintptr_t) top_of_low_usable_memory,
+ 0x10000, MTRR_TYPE_WRTHROUGH);
+
+ /* Cache ESRAM */
+ postcar_frame_add_mtrr(&pcf, 0x80000000, 0x80000, MTRR_TYPE_WRBACK);
+
+ /* Cache SPI flash - Write protect not supported */
+ postcar_frame_add_mtrr(&pcf, (uint32_t)(-CONFIG_ROM_SIZE),
+ CONFIG_ROM_SIZE, MTRR_TYPE_WRTHROUGH);
+
+ run_postcar_phase(&pcf);
return NULL;
}
+
+static struct chipset_power_state power_state CAR_GLOBAL;
+
+struct chipset_power_state *get_power_state(void)
+{
+ return (struct chipset_power_state *)car_get_var_ptr(&power_state);
+}
+
+int fill_power_state(void)
+{
+ struct chipset_power_state *ps = get_power_state();
+
+ ps->prev_sleep_state = 0;
+ printk(BIOS_SPEW, "prev_sleep_state %d\n", ps->prev_sleep_state);
+ return ps->prev_sleep_state;
+}
+
+void platform_fsp_memory_init_params_cb(struct FSPM_UPD *fspm_upd)
+{
+ struct FSPM_ARCH_UPD *aupd;
+ const struct device *dev;
+ const struct soc_intel_quark_config *config;
+ char *rmu_file;
+ size_t rmu_file_len;
+ struct FSP_M_CONFIG *upd;
+
+ /* Clear SMI and wake events */
+ clear_smi_and_wake_events();
+
+ /* Locate the RMU data file in flash */
+ rmu_file = cbfs_boot_map_with_leak("rmu.bin", CBFS_TYPE_RAW,
+ &rmu_file_len);
+ if (!rmu_file)
+ die("Microcode file (rmu.bin) not found.");
+
+ /* Locate the configuration data from devicetree.cb */
+ dev = dev_find_slot(0, LPC_DEV_FUNC);
+ if (!dev) {
+ die("ERROR - LPC device not found!");
+ }
+ config = dev->chip_info;
+
+ /* Update the architectural UPD values. */
+ aupd = &fspm_upd->FspmArchUpd;
+ aupd->BootLoaderTolumSize = cbmem_overhead_size();
+ aupd->StackBase = (void *)(CONFIG_FSP_ESRAM_LOC - aupd->StackSize);
+ aupd->BootMode = FSP_BOOT_WITH_FULL_CONFIGURATION;
+
+ /* Display the ESRAM layout */
+ if (IS_ENABLED(CONFIG_DISPLAY_ESRAM_LAYOUT)) {
+ printk(BIOS_SPEW, "\nESRAM Layout:\n\n");
+ printk(BIOS_SPEW,
+ "+-------------------+ 0x80080000 - ESRAM end\n");
+ printk(BIOS_SPEW, "| FSP binary |\n");
+ printk(BIOS_SPEW,
+ "+-------------------+ 0x%08x (CONFIG_FSP_ESRAM_LOC)\n",
+ CONFIG_FSP_ESRAM_LOC);
+ printk(BIOS_SPEW, "| FSP stack |\n");
+ printk(BIOS_SPEW, "+-------------------+ 0x%p\n",
+ aupd->StackBase);
+ printk(BIOS_SPEW, "| |\n");
+ printk(BIOS_SPEW, "+-------------------+ 0x%p\n",
+ _car_relocatable_data_end);
+ printk(BIOS_SPEW, "| coreboot data |\n");
+ printk(BIOS_SPEW, "+-------------------+ 0x%p\n",
+ _car_stack_end);
+ printk(BIOS_SPEW, "| coreboot stack |\n");
+ printk(BIOS_SPEW,
+ "+-------------------+ 0x80000000 - ESRAM start\n\n");
+ }
+
+ /* Update the UPD data for MemoryInit */
+ upd = &fspm_upd->FspmConfig;
+ upd->AddrMode = config->AddrMode;
+ upd->ChanMask = config->ChanMask;
+ upd->ChanWidth = config->ChanWidth;
+ upd->DramDensity = config->DramDensity;
+ upd->DramRonVal = config->DramRonVal;
+ upd->DramRttNomVal = config->DramRttNomVal;
+ upd->DramRttWrVal = config->DramRttWrVal;
+ upd->DramSpeed = config->DramSpeed;
+ upd->DramType = config->DramType;
+ upd->DramWidth = config->DramWidth;
+ upd->EccScrubBlkSize = config->EccScrubBlkSize;
+ upd->EccScrubInterval = config->EccScrubInterval;
+ upd->Flags = config->Flags;
+ upd->FspReservedMemoryLength = config->FspReservedMemoryLength;
+ upd->RankMask = config->RankMask;
+ upd->RmuBaseAddress = (uintptr_t)rmu_file;
+ upd->RmuLength = rmu_file_len;
+ upd->SerialPortBaseAddress = UART_BASE_ADDRESS;
+ upd->SmmTsegSize = IS_ENABLED(CONFIG_HAVE_SMI_HANDLER) ?
+ config->SmmTsegSize : 0;
+ upd->SocRdOdtVal = config->SocRdOdtVal;
+ upd->SocWrRonVal = config->SocWrRonVal;
+ upd->SocWrSlewRate = config->SocWrSlewRate;
+ upd->SrInt = config->SrInt;
+ upd->SrTemp = config->SrTemp;
+ upd->tCL = config->tCL;
+ upd->tFAW = config->tFAW;
+ upd->tRAS = config->tRAS;
+ upd->tRRD = config->tRRD;
+ upd->tWTR = config->tWTR;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-23 23:08:01 +0000