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支持多核启动并初始化AP核的Local APIC

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This commit is contained in:
fslongjin
2022-04-04 22:54:36 +08:00
parent 2d1965fa2d
commit d9c7ddec66
4 changed files with 39 additions and 6 deletions
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16
kernel/smp/smp.c
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@ -1,5 +1,9 @@
#include "smp.h"
#include "../common/kprint.h"
#include "../driver/interrupt/apic/apic.h"
extern void apic_local_apic_init();
static struct acpi_Processor_Local_APIC_Structure_t *proc_local_apic_structs[MAX_SUPPORTED_PROCESSOR_NUM];
static uint32_t total_processor_num = 0;
@ -28,4 +32,16 @@ void smp_init()
wrmsr(0x830, 0xc4500); // init IPI
wrmsr(0x830, 0xc4620); // start-up IPI
wrmsr(0x830, 0xc4620); // start-up IPI
}
/**
* @brief AP处理器启动后执行的第一个函数
*
*/
void smp_ap_start()
{
ksuccess("AP core successfully started!");
kinfo("Initializing AP's local apic...");
apic_local_apic_init();
while(1);
}