microcode.h File Reference

#include <stdint.h>

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Functions
void	intel_update_microcode_from_cbfs (void)
const void *	intel_microcode_find (void)
void	intel_microcode_load_unlocked (const void *microcode_patch)
int	soc_skip_ucode_update (u32 current_patch_id, u32 new_patch_id)
uint32_t	get_current_microcode_rev (void)
uint32_t	get_microcode_rev (const void *microcode)
uint32_t	get_microcode_size (const void *microcode)
uint32_t	get_microcode_checksum (const void *microcode)

Function Documentation

get_current_microcode_rev()

uint32_t get_current_microcode_rev

(

void

)

Definition at line 112 of file microcode.c.

References read_microcode_rev().

Referenced by ap_init(), and report_cpu_info().

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get_microcode_checksum()

uint32_t get_microcode_checksum

(

const void *

microcode

)

Definition at line 127 of file microcode.c.

get_microcode_rev()

uint32_t get_microcode_rev

(

const void *

microcode

)

Definition at line 117 of file microcode.c.

get_microcode_size()

uint32_t get_microcode_size

(

const void *

microcode

)

Definition at line 122 of file microcode.c.

Referenced by fill_fsps_cpu_params().

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intel_microcode_find()

const void* intel_microcode_find

(

void

)

Definition at line 223 of file microcode.c.

References find_cbfs_microcode().

Referenced by coreboot_init_cpus(), cpx_init_cpus(), fill_fsps_cpu_params(), fill_in_pattrs(), get_microcode_info(), intel_update_microcode_from_cbfs(), per_cpu_smm_trigger(), pre_mp_init(), and sgx_configure().

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intel_microcode_load_unlocked()

void intel_microcode_load_unlocked

(

const void *

microcode_patch

)

Definition at line 71 of file microcode.c.

References BIOS_DEBUG, BIOS_INFO, msr_struct::hi, IA32_BIOS_UPDT_TRIG, msr_struct::lo, m, microcode_patch, printk, read_microcode_rev(), soc_skip_ucode_update(), and wrmsr().

Referenced by coreboot_init_cpus(), cpx_init_cpus(), get_microcode_info(), intel_update_microcode_from_cbfs(), per_cpu_smm_trigger(), pre_mp_init(), and sgx_configure().

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intel_update_microcode_from_cbfs()

void intel_update_microcode_from_cbfs

(

void

)

Definition at line 242 of file microcode.c.

References intel_microcode_find(), intel_microcode_load_unlocked(), spin_lock, and spin_unlock.

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soc_skip_ucode_update()

int soc_skip_ucode_update	(	u32	current_patch_id,
		u32	new_patch_id
	)

Definition at line 206 of file cpu.c.

References msr_struct::lo, MSR_PRMRR_PHYS_BASE, MTRR_CAP_MSR, MTRR_CAP_PRMRR, and rdmsr().

Referenced by intel_microcode_load_unlocked().

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