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new: 为ipi添加xapic支持

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fslongjin
2022-09-01 17:40:11 +08:00
parent 588603a10a
commit dffa51b1ef
7 changed files with 140 additions and 179 deletions
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9
kernel/driver/interrupt/apic/apic.h
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@ -8,13 +8,20 @@
#pragma GCC push_options
#pragma GCC optimize("O0")
#define APIC_SUCCESS 0
#define APIC_E_NOTFOUND 1
#define APIC_IO_APIC_VIRT_BASE_ADDR SPECIAL_MEMOEY_MAPPING_VIRT_ADDR_BASE + IO_APIC_MAPPING_OFFSET
#define APIC_LOCAL_APIC_VIRT_BASE_ADDR SPECIAL_MEMOEY_MAPPING_VIRT_ADDR_BASE + LOCAL_APIC_MAPPING_OFFSET
// ======== local apic 寄存器地址偏移量表 =======
// 当前apic启用状态标志
extern uint8_t __apic_enable_state;
#define APIC_XAPIC_ENABLED 0
#define APIC_X2APIC_ENABLED 1
#define CURRENT_APIC_STATE (__apic_enable_state )
// ======== local apic 寄存器虚拟地址偏移量表 =======
// 0x00~0x10 Reserved.
#define LOCAL_APIC_OFFSET_Local_APIC_ID 0x20
#define LOCAL_APIC_OFFSET_Local_APIC_Version 0x30