idt: add INT_KERNEL_SWINT

cpu: add swint()
2023-11-28 10:30:16 -05:00 · 2023-11-28 10:30:03 -05:00
2 changed files with 7 additions and 0 deletions
--- a/src/hulk/cpu.d
+++ b/src/hulk/cpu.d
@ -284,3 +284,9 @@ void cpuid1(uint * ebx, uint * ecx, uint * edx)
 {
    __asm("cpuid", "=*{ebx},=*{ecx},=*{edx},{eax}", ebx, ecx, edx, 1u);
 }
+
+void swint(int swint_id)()
+{
+    static assert((0 <= swint_id) && (swint_id <= 255));
+    mixin(`__asm("int $$`, swint_id, `", "");`);
+}
--- a/src/hulk/idt.d
+++ b/src/hulk/idt.d
@ -74,6 +74,7 @@ struct Idt
    public static enum ulong INT_APIC_TIMER = 0x70u;
    public static enum ulong INT_APIC_LINT0 = 0x71u;
    public static enum ulong INT_APIC_LINT1 = 0x72u;
+    public static enum ulong INT_KERNEL_SWINT = 0x80u;
    public static enum ulong INT_APIC_SPURIOUS = 0xFFu;

    struct idtr_t
Author	SHA1	Message	Date
Josh Holtrop	c8a9fcf0d5	idt: add INT_KERNEL_SWINT	2023-11-28 10:30:16 -05:00
Josh Holtrop	dc231741b7	cpu: add swint()	2023-11-28 10:30:03 -05:00