ptos/amd64+hal: Add interrupt handling + P1 KPCR init

Signed-off-by: Chloe M. <chloe@mensia.org>
2026-07-11 04:46:00 +00:00
parent 0f2d2b9ea5
commit 7cb153f98c
7 changed files with 335 additions and 3 deletions
@@ -0,0 +1,145 @@
+/*
+ * Copyright (c) 2026, Chloe M.
+ * Provided under the BSD-3 clause.
+ *
+ * Description: AMD64 interrupt vectors
+ * Author:      Chloe M.
+ */
+
+#include <machine/frameasm.h>
+
+    .text
+    .globl TrapDivError
+TrapDivError:
+    INTR_ENTRY($0x00)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapDebugException
+TrapDebugException:
+    INTR_ENTRY($0x01)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapNmi
+TrapNmi:
+    INTR_ENTRY($0x02)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapBreakPoint
+TrapBreakPoint:
+    INTR_ENTRY($0x03)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapOverflow
+TrapOverflow:
+    INTR_ENTRY($0x04)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapBoundRange
+TrapBoundRange:
+    INTR_ENTRY($0x05)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapInvalidOpcode
+TrapInvalidOpcode:
+    INTR_ENTRY($0x06)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapNoCoprocessor
+TrapNoCoprocessor:
+    INTR_ENTRY($0x07)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapDoubleFault
+TrapDoubleFault:
+    INTR_ENTRY_EC($0x08)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapReserved
+TrapReserved:
+    INTR_ENTRY($0x09)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapInvalidTss
+TrapInvalidTss:
+    INTR_ENTRY_EC($0x0A)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapSegNotPresent
+TrapSegNotPresent:
+    INTR_ENTRY_EC($0x0B)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapStackSegmentFault
+TrapStackSegmentFault:
+    INTR_ENTRY_EC($0x0C)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapGeneralProtection
+TrapGeneralProtection:
+    INTR_ENTRY_EC($0x0D)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b
+
+    .globl TrapPageFault
+TrapPageFault:
+    INTR_ENTRY_EC($0x0E)
+    mov %rsp, %rdi
+    call MdTrapDispatch
+1:  cli
+    hlt
+    jmp 1b