memory_init.c File Reference

#include <security/vboot/antirollback.h>
#include <arch/symbols.h>
#include <assert.h>
#include <cbfs.h>
#include <cbmem.h>
#include <cf9_reset.h>
#include <console/console.h>
#include <elog.h>
#include <fsp/api.h>
#include <fsp/util.h>
#include <memrange.h>
#include <mrc_cache.h>
#include <program_loading.h>
#include <romstage_handoff.h>
#include <string.h>
#include <symbols.h>
#include <timestamp.h>
#include <security/vboot/vboot_common.h>
#include <security/tpm/tspi.h>
#include <vb2_api.h>
#include <types.h>
#include <mode_switch.h>

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Data Structures
struct	fspm_context

Functions
static uint8_t temp_ram[CONFIG_FSP_TEMP_RAM_SIZE]	__aligned (sizeof(uint64_t))
static void	save_memory_training_data (bool s3wake, uint32_t fsp_version)
static void	do_fsp_post_memory_init (bool s3wake, uint32_t fsp_version)
static void	fsp_fill_mrc_cache (FSPM_ARCH_UPD *arch_upd, uint32_t fsp_version)
static enum cb_err	check_region_overlap (const struct memranges *ranges, const char *description, uintptr_t begin, uintptr_t end)
static enum cb_err	setup_fsp_stack_frame (FSPM_ARCH_UPD *arch_upd, const struct memranges *memmap)
static enum cb_err	fsp_fill_common_arch_params (FSPM_ARCH_UPD *arch_upd, bool s3wake, uint32_t fsp_version, const struct memranges *memmap)
__weak uint8_t	fsp_memory_mainboard_version (void)
__weak uint8_t	fsp_memory_soc_version (void)
static uint32_t	fsp_memory_settings_version (const struct fsp_header *hdr)
static void	do_fsp_memory_init (const struct fspm_context *context, bool s3wake)
static void *	fspm_allocator (void *arg, size_t size, const union cbfs_mdata *unused)
void	preload_fspm (void)
void	fsp_memory_init (bool s3wake)

Function Documentation

__aligned()

static uint8_t temp_ram [CONFIG_FSP_TEMP_RAM_SIZE] __aligned ( sizeof(uint64_t)  )

static

check_region_overlap()

static enum cb_err check_region_overlap ( const struct memranges *  ranges, const char *  description, uintptr_t  begin, uintptr_t  end  )

static

Definition at line 84 of file memory_init.c.

References assert, BIOS_SPEW, CONFIG, fsp_version, mrc_cache_current_mmap_leak(), MRC_TRAINING_DATA, NULL, and printk.

Referenced by fspm_allocator().

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do_fsp_memory_init()

static void do_fsp_memory_init ( const struct fspm_context *  context, bool  s3wake  )

static

Definition at line 225 of file memory_init.c.

References BIOS_ERR, CB_SUCCESS, cbmem_overhead_size(), CONFIG, die(), die_with_post_code, do_fsp_post_memory_init(), ENV_X86_64, fsp_debug_after_memory_init(), fsp_debug_before_memory_init(), fsp_fill_common_arch_params(), fsp_get_hob_list_ptr(), fsp_handle_reset(), fsp_memory_settings_version(), FSP_SUCCESS, fsp_verify_upd_header_signature(), fsp_version, full_reset(), fspm_context::header, memcpy(), fspm_context::memmap, platform_fsp_memory_init_params_cb(), post_code, POST_FSP_MEMORY_EXIT, POST_FSP_MEMORY_INIT, POST_INVALID_VENDOR_BINARY, POST_MEM_PREINIT_PREP_END, POST_MEM_PREINIT_PREP_START, POST_RAM_FAILURE, printk, protected_mode_call_2arg(), setup_mma(), timestamp_add_now(), TS_FSP_MEMORY_INIT_END, and TS_FSP_MEMORY_INIT_START.

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do_fsp_post_memory_init()

static void do_fsp_post_memory_init ( bool  s3wake, uint32_t  fsp_version  )

static

Definition at line 53 of file memory_init.c.

References BIOS_ERR, cbmem_find(), CBMEM_ID_FSP_RESERVED_MEMORY, cbmem_initialize_empty_id_size(), cbmem_initialize_id_size(), CONFIG, die(), fsp_find_reserved_memory(), fsp_version, full_reset(), printk, range_entry_base(), range_entry_size(), romstage_handoff_init(), and save_memory_training_data().

Referenced by do_fsp_memory_init().

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fsp_fill_common_arch_params()

static enum cb_err fsp_fill_common_arch_params ( FSPM_ARCH_UPD *  arch_upd, bool  s3wake, uint32_t  fsp_version, const struct memranges *  memmap  )

static

Definition at line 84 of file memory_init.c.

Referenced by do_fsp_memory_init().

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fsp_fill_mrc_cache()

static void fsp_fill_mrc_cache ( FSPM_ARCH_UPD *  arch_upd, uint32_t  fsp_version  )

static

Definition at line 84 of file memory_init.c.

fsp_memory_init()

void fsp_memory_init

(

bool

s3wake

)

Definition at line 350 of file memory_init.c.

Referenced by car_stage_entry(), mainboard_romstage_entry(), and raminit().

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fsp_memory_mainboard_version()

__weak uint8_t fsp_memory_mainboard_version

(

void

)

Definition at line 186 of file memory_init.c.

Referenced by fsp_memory_settings_version().

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fsp_memory_settings_version()

static uint32_t fsp_memory_settings_version ( const struct fsp_header *  hdr )

static

Definition at line 205 of file memory_init.c.

References CONFIG, fsp_memory_mainboard_version(), and fsp_memory_soc_version().

Referenced by do_fsp_memory_init().

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fsp_memory_soc_version()

__weak uint8_t fsp_memory_soc_version

(

void

)

Definition at line 192 of file memory_init.c.

Referenced by fsp_memory_settings_version().

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fspm_allocator()

static void* fspm_allocator ( void *  arg, size_t  size, const union cbfs_mdata *  unused  )

static

Definition at line 325 of file memory_init.c.

References fsp_load_descriptor::arg, arg, CB_SUCCESS, check_region_overlap(), fspm_context::memmap, and NULL.

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preload_fspm()

void preload_fspm

(

void

)

Definition at line 341 of file memory_init.c.

References BIOS_DEBUG, cbfs_preload(), CONFIG, and printk.

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save_memory_training_data()

static void save_memory_training_data ( bool  s3wake, uint32_t  fsp_version  )

static

Definition at line 28 of file memory_init.c.

References BIOS_ERR, CONFIG, fsp_find_nv_storage_data(), fsp_version, mrc_cache_stash_data(), MRC_TRAINING_DATA, and printk.

Referenced by do_fsp_post_memory_init().

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setup_fsp_stack_frame()

static enum cb_err setup_fsp_stack_frame ( FSPM_ARCH_UPD *  arch_upd, const struct memranges *  memmap  )

static

Definition at line 84 of file memory_init.c.