#include <geekos/vmm_stubs.h>
#include <geekos/serial.h>
+#include <palacios/vm_guest.h>
+void * Identity(void *addr) { return addr; };
+
void * Allocate_VMM_Pages(int num_pages) {
void * start_page = Alloc_Page();
- SerialPrint("Allocating Page: %x (%d of %d)\n",start_page, 1, num_pages);
+ //SerialPrint("Allocating Page: %x (%d of %d)\n",start_page, 1, num_pages);
int i = 1;
while (i < num_pages) {
void * tmp_page = Alloc_Page();
- SerialPrint("Allocating Page: %x (%d of %d)\n",tmp_page, i+1, num_pages);
+ //SerialPrint("Allocating Page: %x (%d of %d)\n",tmp_page, i+1, num_pages);
if (tmp_page != start_page + (PAGE_SIZE * i)) {
//we have to start over...;
i--;
}
start_page = Alloc_Page();
- SerialPrint("Allocating Page: %x (%d of %d)\n",start_page, 1, num_pages);
+ //SerialPrint("Allocating Page: %x (%d of %d)\n",start_page, 1, num_pages);
i = 1;
continue;
}
}
-void * VMM_Malloc(uint_t size) {
- return Malloc((ulong_t) size);
+void * VMM_Malloc(unsigned int size) {
+ return Malloc((unsigned long) size);
}
void VMM_Free(void * addr) {
Free(addr);
}
+
+
+
+struct guest_info * irq_map[256];
+
+static void pic_intr_handler(struct Interrupt_State * state) {
+ Begin_IRQ(state);
+ struct guest_info * info = irq_map[state->intNum - 32];
+ SerialPrint("Interrupt %d (IRQ=%d)\n", state->intNum, state->intNum - 32);
+
+ if (info) {
+ info->vm_ops.raise_irq(info, state->intNum - 32, state->errorCode);
+ } else {
+ SerialPrint("Interrupt handler error: NULL pointer found, no action taken\n");
+ End_IRQ(state);
+ return;
+ }
+
+ // End_IRQ(state);
+}
+
+
+int hook_irq_stub(struct guest_info * info, int irq) {
+ if (irq_map[irq]) {
+ return -1;
+ }
+
+ SerialPrint("Hooking IRQ: %d (vm=0x%x)\n", irq, info);
+ irq_map[irq] = info;
+ volatile void *foo = pic_intr_handler;
+ foo=0;
+ // Install_IRQ(irq, pic_intr_handler);
+ // Enable_IRQ(irq);
+ return 0;
+}
+
+
+int ack_irq(int irq) {
+ End_IRQ_num(irq);
+ return 0;
+}
+
+
+void Init_Stubs() {
+ memset(irq_map, 0, sizeof(struct guest_info *) * 256);
+}