| /SPARTAN/trunk/arch/ia32/src/pm.c |
|---|
| 131,7 → 131,7 |
| void pm_init(void) |
| { |
| struct descriptor *gdt_p = (struct descriptor *) gdtr.base; |
| struct descriptor *gdt_p = (struct descriptor *) PA2KA(gdtr.base); |
| /* |
| * Each CPU has its private GDT and TSS. |
| /SPARTAN/trunk/arch/ia32/src/smp/mps.c |
|---|
| 392,6 → 392,7 |
| } |
| } |
| /* |
| * Kernel thread for bringing up application processors. It becomes clear |
| * that we need an arrangement like this (AP's being initialized by a kernel |
| 414,11 → 415,9 |
| pr = processor_entries; |
| /* |
| * Grab a frame and map its address to page 0. This is a hack which |
| * accesses data in frame 0. Note that page 0 is not present because |
| * of nil reference bug catching. |
| * We need to access data in frame 0. |
| */ |
| frame = frame_alloc(FRAME_KA); |
| frame = frame_alloc(0); |
| map_page_to_frame(frame,0,PAGE_CACHEABLE,0); |
| /* |
| 473,7 → 472,7 |
| memcopy(gdt, gdt_new, GDT_ITEMS*sizeof(struct descriptor)); |
| gdtr.base = KA2PA((__address) gdt_new); |
| if (l_apic_send_init_ipi(pr[i].l_apic_id)) { |
| /* |
| * There may be just one AP being initialized at |
| /SPARTAN/trunk/arch/ia32/src/smp/ap.S |
|---|
| 63,6 → 63,7 |
| movw %ax,%ss |
| movl $(ctx-0x80000000),%eax # KA2PA((__address) &ctx) |
| movl (%eax),%esp |
| subl $0x80000000,%esp # KA2PA(ctx.sp) |
| lidt idtr |
| /SPARTAN/trunk/arch/ia32/src/boot/boot.S |
|---|
| 95,8 → 95,6 |
| movl %cr0, %ebx |
| orl $(1<<31), %ebx |
| movl %ebx, %cr0 |
| jmp 0f |
| 0: |
| ret |
| /SPARTAN/trunk/arch/ia32/src/mm/frame.c |
|---|
| 37,10 → 37,6 |
| void frame_arch_init(void) |
| { |
| if (config.cpu_active == 1) { |
| kernel_frames = frames; |
| kernel_frames_free = frames_free; |
| frame_kernel_bitmap = frame_bitmap; |
| frame_not_free(0x0); |
| frame_region_not_free(0xa0000,0xff000); |
| /SPARTAN/trunk/arch/ia32/src/mm/page.c |
|---|
| 64,8 → 64,8 |
| * PA2KA(identity) mapping for all but 0th page. |
| */ |
| for (i = 1; i < frames; i++) { |
| map_page_to_frame(i * PAGE_SIZE, i * PAGE_SIZE, PAGE_CACHEABLE, dba); |
| map_page_to_frame(PA2KA(i * PAGE_SIZE), i * PAGE_SIZE, PAGE_CACHEABLE, dba); |
| map_page_to_frame(i * PAGE_SIZE, i * PAGE_SIZE, PAGE_CACHEABLE, KA2PA(dba)); |
| map_page_to_frame(PA2KA(i * PAGE_SIZE), i * PAGE_SIZE, PAGE_CACHEABLE, KA2PA(dba)); |
| } |
| trap_register(14, page_fault); |
| 112,7 → 112,7 |
| pde = page >> 22; /* page directory entry */ |
| pte = (page >> 12) & 0x3ff; /* page table entry */ |
| pd = (struct page_specifier *) dba; |
| pd = (struct page_specifier *) PA2KA(dba); |
| if (!pd[pde].present) { |
| /* |
| 126,7 → 126,7 |
| pd[pde].uaccessible = 1; |
| } |
| pt = (struct page_specifier *) (pd[pde].frame_address << 12); |
| pt = (struct page_specifier *) PA2KA((pd[pde].frame_address << 12)); |
| pt[pte].frame_address = frame >> 12; |
| pt[pte].present = !(flags & PAGE_NOT_PRESENT); |