christoph/interrupt-handling-using-the-x86-apic
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Sync with BSuSP

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This commit is contained in:
Christoph Urlacher
2023-03-03 15:40:25 +01:00
parent 8bec9735e3
commit 5349bca520
27 changed files with 804 additions and 2523 deletions
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9
code/ap_boot_protected_bsp.asm
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@ -1,12 +1,13 @@
; This section has to be compiled for 32-bit protected mode
bits 32
boot_ap_32:
; Set cr3, cr0 and cr4 to the BSP's values for paging
mov eax, [boot_ap_cr3 - boot_ap + startup_address]
mov eax, [boot_ap_cr3 - boot_ap + 0x8000]
mov cr3, eax
mov eax, [boot_ap_cr0 - boot_ap + startup_address]
mov eax, [boot_ap_cr0 - boot_ap + 0x8000]
mov cr0, eax
mov eax, [boot_ap_cr4 - boot_ap + startup_address]
mov eax, [boot_ap_cr4 - boot_ap + 0x8000]
mov cr4, eax
; Load the system IDT
lidt [boot_ap_idtr - boot_ap + startup_address]
lidt [boot_ap_idtr - boot_ap + 0x8000]