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Started work on process management

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This commit is contained in:
ngiddings
2021-04-17 01:00:28 -05:00
parent ce6371f0c3
commit b582c39ff8
6 changed files with 106 additions and 20 deletions
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4
src/x86/apic.c
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@@ -6,6 +6,8 @@
extern int _kernel_end;
struct apic_registers_t volatile *apic_registers;
void apic_enable(struct page_stact_t *page_stack)
{
// Remap and mask 8259 PIC
@@ -31,7 +33,7 @@ void apic_enable(struct page_stact_t *page_stack)
);
struct msr_apic_base_t msr;
read_msr(MSR_APIC_BASE, (uint64_t*)&msr);
map_page(page_stack, &_kernel_end, msr.apic_base << 12, 0);
map_page(page_stack, &_kernel_end, msr.apic_base << 12, PAGE_RW);
printf("MSR_APIC_BASE: %016x\n", *((uint32_t*)&msr));
apic_registers = (struct apic_registers_t*)&_kernel_end;
apic_registers->spurious_iv.value = apic_registers->spurious_iv.value | 0x100;