simd.c File Reference

#include <kernel/cpu/cpu.h>
#include <kernel/cpu/simd.h>
#include <kernel/cpu/smp.h>
#include <kernel/log/log.h>
#include <kernel/mem/pmm.h>
#include <kernel/defs.h>
#include <stdint.h>
#include <string.h>
#include <sys/cpuid.h>

Go to the source code of this file.

Functions
static uint8_t initCtx[PAGE_SIZE]	ALIGNED (64)
static void	simd_xsave_init (void)
void	simd_cpu_init (void)
uint64_t	simd_ctx_init (simd_ctx_t *ctx)
void	simd_ctx_deinit (simd_ctx_t *ctx)
void	simd_ctx_save (simd_ctx_t *ctx)
void	simd_ctx_load (simd_ctx_t *ctx)

Function Documentation

ALIGNED()

static uint8_t initCtx[PAGE_SIZE] ALIGNED ( 64  )

static

simd_xsave_init()

static void simd_xsave_init ( void  )

static

Definition at line 15 of file simd.c.

References CPUID_EBX_AVX512F, CPUID_ECX_AVX, cpuid_extended_feature_info(), cpuid_feature_info(), cr4_read(), cr4_write(), CR4_XSAVE_ENABLE, cpuid_extended_feature_info_t::featuresEbx, info, XCR0_AVX512_ENABLE, XCR0_AVX_ENABLE, xcr0_write(), XCR0_XSAVE_SAVE_SSE, XCR0_XSAVE_SAVE_X87, XCR0_ZMM0_15_ENABLE, and XCR0_ZMM16_32_ENABLE.

Referenced by simd_cpu_init().