* Copyright (c) 2001,2003,2004 David H. Hovemeyer <daveho@cs.umd.edu>
* Copyright (c) 2003, Jeffrey K. Hollingsworth <hollings@cs.umd.edu>
* Copyright (c) 2004, Iulian Neamtiu <neamtiu@cs.umd.edu>
- * $Revision: 1.30 $
+ * $Revision: 1.31 $
*
* This is free software. You are permitted to use,
* redistribute, and modify it as specified in the file "COPYING".
#include <geekos/malloc.h>
#include <geekos/debug.h>
-#include <geekos/vmm.h>
+#include <geekos/vm.h>
#include <geekos/gdt.h>
-#include <geekos/vmm_stubs.h>
#define SPEAKER_PORT 0x61
+
void Buzz(unsigned delay, unsigned num)
{
volatile int x;
-int IO_Read(ushort_t port, void * dst, uint_t length) {
- uchar_t * iter = dst;
- uint_t i;
-
- for (i = 0; i < length; i++) {
- *iter = MyIn_Byte(port);
- iter++;
- }
-
- return 0;
-}
-
-
-
-int IO_Write(ushort_t port, void * src, uint_t length) {
- uchar_t * iter = src;
- uint_t i;
-
-
- for (i = 0; i < length; i++) {
- MyOut_Byte(port, *iter);
- iter++;
- }
-
- return 0;
-}
-
-
-
-int IO_Write_to_Serial(ushort_t port, void * src, uint_t length) {
- PrintBoth("Output from Guest on port %d (0x%x) Length=%d\n", port, port, length);
- switch (length) {
-
- case 1:
- PrintBoth(">0x%.2x\n", *(char*)src);
- break;
- case 2:
- PrintBoth(">0x%.4x\n", *(ushort_t*)src);
- break;
- case 4:
- PrintBoth(">0x%.8x\n", *(uint_t*)src);
- break;
- default:
- break;
- }
-
- // SerialMemDump(src, length);
- return length;
-}
-
-
-void BuzzVM()
-{
- int x;
- int j;
- unsigned char init;
-
-#if 0
- __asm__ __volatile__ (
- "popf"
- );
-
-#endif
-
- PrintBoth("Starting To Buzz\n");
-
- init=MyIn_Byte(SPEAKER_PORT);
-
- while (1) {
- MyOut_Byte(SPEAKER_PORT, init|0x2);
- for (j=0;j<1000000;j++) {
- x+=j;
- }
- MyOut_Byte(SPEAKER_PORT, init);
- for (j=0;j<1000000;j++) {
- x+=j;
- }
- }
-}
-
-
-
-
#endif
{
- struct vmm_os_hooks os_hooks;
- struct vmm_ctrl_ops vmm_ops;
- struct guest_info vm_info;
- addr_t rsp;
- addr_t rip;
-
- memset(&os_hooks, 0, sizeof(struct vmm_os_hooks));
- memset(&vmm_ops, 0, sizeof(struct vmm_ctrl_ops));
- memset(&vm_info, 0, sizeof(struct guest_info));
-
- os_hooks.print_debug = &PrintBoth;
- os_hooks.print_info = &Print;
- os_hooks.print_trace = &SerialPrint;
- os_hooks.allocate_pages = &Allocate_VMM_Pages;
- os_hooks.free_page = &Free_VMM_Page;
- os_hooks.malloc = &VMM_Malloc;
- os_hooks.free = &VMM_Free;
- os_hooks.vaddr_to_paddr = &Identity;
- os_hooks.paddr_to_vaddr = &Identity;
-
-
- // DumpGDT();
- Init_VMM(&os_hooks, &vmm_ops);
-
- init_shadow_map(&(vm_info.mem_map));
- init_shadow_page_state(&(vm_info.shdw_pg_state));
- vm_info.page_mode = SHADOW_PAGING;
-
- vm_info.cpu_mode = REAL;
-
- init_vmm_io_map(&(vm_info.io_map));
-
-
- if (0) {
-
- // add_shared_mem_range(&(vm_info.mem_layout), 0, 0x800000, 0x10000);
- // add_shared_mem_range(&(vm_info.mem_layout), 0, 0x1000000, 0);
-
- rip = (ulong_t)(void*)&BuzzVM;
- // rip -= 0x10000;
- // rip = (addr_t)(void*)&exit_test;
- // rip -= 0x2000;
- vm_info.rip = rip;
- rsp = (addr_t)Alloc_Page();
-
- vm_info.vm_regs.rsp = (rsp +4092 );// - 0x2000;
-
-
- } else {
- //add_shared_mem_range(&(vm_info.mem_layout), 0x0, 0x1000, 0x100000);
- // add_shared_mem_range(&(vm_info.mem_layout), 0x0, 0x100000, 0x0);
-
- shadow_region_t *ent = Malloc(sizeof(shadow_region_t));;
- init_shadow_region_physical(ent,0,0x100000,GUEST_REGION_PHYSICAL_MEMORY,
- 0x100000, HOST_REGION_PHYSICAL_MEMORY);
- add_shadow_region(&(vm_info.mem_map),ent);
-
- hook_io_port(&(vm_info.io_map), 0x61, &IO_Read, &IO_Write);
- hook_io_port(&(vm_info.io_map), 0x05, &IO_Read, &IO_Write_to_Serial);
-
- /*
- vm_info.cr0 = 0;
- vm_info.cs.base=0xf000;
- vm_info.cs.limit=0xffff;
- */
- //vm_info.rip = 0xfff0;
-
- vm_info.rip = 0;
- vm_info.vm_regs.rsp = 0x0;
- }
-
- PrintBoth("Initializing Guest (eip=0x%.8x) (esp=0x%.8x)\n", (uint_t)vm_info.rip,(uint_t)vm_info.vm_regs.rsp);
- (vmm_ops).init_guest(&vm_info);
- PrintBoth("Starting Guest\n");
- (vmm_ops).start_guest(&vm_info);
+ RunVMM();
}
