diff options
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/intel/cannonlake/Makefile.inc | 1 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/include/soc/pm.h | 28 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/include/soc/romstage.h | 26 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/romstage/Makefile.inc | 18 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/romstage/power_state.c | 32 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/romstage/romstage.c | 50 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/romstage/systemagent.c | 45 |
7 files changed, 195 insertions, 5 deletions
diff --git a/src/soc/intel/cannonlake/Makefile.inc b/src/soc/intel/cannonlake/Makefile.inc index 27c2e9b864..480e0477ad 100644 --- a/src/soc/intel/cannonlake/Makefile.inc +++ b/src/soc/intel/cannonlake/Makefile.inc @@ -1,5 +1,6 @@ ifeq ($(CONFIG_SOC_INTEL_CANNONLAKE),y) +subdirs-y += romstage subdirs-y += ../../../cpu/intel/microcode subdirs-y += ../../../cpu/x86/mtrr subdirs-y += ../../../cpu/x86/tsc diff --git a/src/soc/intel/cannonlake/include/soc/pm.h b/src/soc/intel/cannonlake/include/soc/pm.h index 9c7c41a91e..d69250776c 100644 --- a/src/soc/intel/cannonlake/include/soc/pm.h +++ b/src/soc/intel/cannonlake/include/soc/pm.h @@ -1,7 +1,8 @@ /* * This file is part of the coreboot project. * - * Copyright (C) 2017 Intel Corporation. + * Copyright (C) 2014 Google Inc. + * Copyright (C) 2015-2016 Intel Corporation. * * 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 @@ -13,9 +14,26 @@ * GNU General Public License for more details. */ -#ifndef _SOC_CANNONLAKE_PM_H_ -#define _SOC_CANNONLAKE_PM_H_ +#ifndef _SOC_PM_H_ +#define _SOC_PM_H_ -/* nothing here yet. Thanks for looking, though! */ +#include <arch/acpi.h> +#include <soc/pmc.h> -#endif
\ No newline at end of file +struct chipset_power_state { + uint16_t pm1_sts; + uint16_t pm1_en; + uint32_t pm1_cnt; + uint16_t tco1_sts; + uint16_t tco2_sts; + uint32_t gpe0_sts[4]; + uint32_t gpe0_en[4]; + uint32_t gen_pmcon_a; + uint32_t gen_pmcon_b; + uint32_t gblrst_cause[2]; + uint32_t prev_sleep_state; +} __attribute__ ((packed)); + +struct chipset_power_state *fill_power_state(void); + +#endif diff --git a/src/soc/intel/cannonlake/include/soc/romstage.h b/src/soc/intel/cannonlake/include/soc/romstage.h new file mode 100644 index 0000000000..2cdbaa57c1 --- /dev/null +++ b/src/soc/intel/cannonlake/include/soc/romstage.h @@ -0,0 +1,26 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Google Inc. + * Copyright (C) 2015-2017 Intel Corporation. + * + * 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. + */ + +#ifndef _SOC_ROMSTAGE_H_ +#define _SOC_ROMSTAGE_H_ + +#include <arch/cpu.h> +#include <fsp/api.h> + +void mainboard_memory_init_params(FSPM_UPD *mupd); +void systemagent_early_init(void); + +#endif /* _SOC_ROMSTAGE_H_ */ diff --git a/src/soc/intel/cannonlake/romstage/Makefile.inc b/src/soc/intel/cannonlake/romstage/Makefile.inc new file mode 100644 index 0000000000..99bc25f20e --- /dev/null +++ b/src/soc/intel/cannonlake/romstage/Makefile.inc @@ -0,0 +1,18 @@ +# +# This file is part of the coreboot project. +# +# Copyright (C) 2015-2017 Intel Corporation +# +# 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. +# + +romstage-y += power_state.c +romstage-y += romstage.c +romstage-y += systemagent.c diff --git a/src/soc/intel/cannonlake/romstage/power_state.c b/src/soc/intel/cannonlake/romstage/power_state.c new file mode 100644 index 0000000000..2c98a9e5ac --- /dev/null +++ b/src/soc/intel/cannonlake/romstage/power_state.c @@ -0,0 +1,32 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Google Inc. + * Copyright (C) 2017 Intel Corporation. + * + * 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 <arch/early_variables.h> +#include <arch/io.h> +#include <cbmem.h> +#include <console/console.h> +#include <soc/pm.h> + +static struct chipset_power_state power_state CAR_GLOBAL; + +/* Fill power state structure from ACPI PM registers */ +struct chipset_power_state *fill_power_state(void) +{ + struct chipset_power_state *ps = car_get_var_ptr(&power_state); + + return ps; +} + diff --git a/src/soc/intel/cannonlake/romstage/romstage.c b/src/soc/intel/cannonlake/romstage/romstage.c new file mode 100644 index 0000000000..2604f29576 --- /dev/null +++ b/src/soc/intel/cannonlake/romstage/romstage.c @@ -0,0 +1,50 @@ +/* + * 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 <arch/io.h> +#include <cbmem.h> +#include <console/console.h> +#include <fsp/util.h> +#include <memory_info.h> +#include <soc/pm.h> +#include <soc/romstage.h> +#include <timestamp.h> + +asmlinkage void car_stage_entry(void) +{ + bool s3wake; + struct chipset_power_state *ps; + + console_init(); + + /* Program MCHBAR, DMIBAR, GDXBAR and EDRAMBAR */ + systemagent_early_init(); + + ps = fill_power_state(); + timestamp_add_now(TS_START_ROMSTAGE); + s3wake = ps->prev_sleep_state == ACPI_S3; + fsp_memory_init(s3wake); + die("Get out from FSP memoryinit. \n"); +} + +void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) +{ + mainboard_memory_init_params(mupd); +} + +__attribute__((weak)) void mainboard_memory_init_params(FSPM_UPD *mupd) +{ + /* Do nothing */ +}
\ No newline at end of file diff --git a/src/soc/intel/cannonlake/romstage/systemagent.c b/src/soc/intel/cannonlake/romstage/systemagent.c new file mode 100644 index 0000000000..f7c7f1a632 --- /dev/null +++ b/src/soc/intel/cannonlake/romstage/systemagent.c @@ -0,0 +1,45 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2010 coresystems GmbH + * Copyright (C) 2014 Google Inc. + * Copyright (C) 2017 Intel Corporation. + * + * 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 <device/device.h> +#include <intelblocks/systemagent.h> +#include <soc/iomap.h> +#include <soc/romstage.h> +#include <soc/systemagent.h> + +void systemagent_early_init(void) +{ + static const struct sa_mmio_descriptor soc_fixed_pci_resources[] = { + { MCHBAR, MCH_BASE_ADDRESS, MCH_BASE_SIZE, "MCHBAR" }, + { DMIBAR, DMI_BASE_ADDRESS, DMI_BASE_SIZE, "DMIBAR" }, + { EPBAR, EP_BASE_ADDRESS, EP_BASE_SIZE, "EPBAR" }, + }; + + static const struct sa_mmio_descriptor soc_fixed_mch_resources[] = { + { REGBAR, REG_BASE_ADDRESS, REG_BASE_SIZE, "REGBAR" }, + { EDRAMBAR, EDRAM_BASE_ADDRESS, EDRAM_BASE_SIZE, "EDRAMBAR" }, + }; + + /* Set Fixed MMIO addresss into PCI configuration space */ + sa_set_pci_bar(soc_fixed_pci_resources, + ARRAY_SIZE(soc_fixed_pci_resources)); + /* Set Fixed MMIO addresss into MCH base address */ + sa_set_mch_bar(soc_fixed_mch_resources, + ARRAY_SIZE(soc_fixed_mch_resources)); + /* Enable PAM regisers */ + enable_pam_region(); +} |