* 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: 1.16 $
+ * $Revision: 1.18 $
*
* This is free software. You are permitted to use,
* redistribute, and modify it as specified in the file "COPYING".
#include <geekos/vmm_stubs.h>
-/*
- static inline unsigned int cpuid_ecx(unsigned int op)
- {
- unsigned int eax, ecx;
-
- __asm__("cpuid"
- : "=a" (eax), "=c" (ecx)
- : "0" (op)
- : "bx", "dx" );
-
- return ecx;
- }
-*/
-void Hello(ulong_t arg)
-{
- char *b="hello ";
- char byte;
- short port=0xe9;
- int i;
- while(1){
- for (i=0;i<6;i++) {
- byte=b[i];
- __asm__ __volatile__ ("outb %b0, %w1" : : "a"(byte), "Nd"(port) );
- }
- }
-}
-
void Keyboard_Listener(ulong_t arg) {
ulong_t * doIBuzz = (ulong_t*)arg;
Keycode key_press;
extern char end;
-/*
-void VM_Thread(ulong_t arg)
-{
- int ret;
- struct VMDescriptor *vm = (struct VMDescriptor *) arg;
-
- SerialPrintLevel(100,"VM_Thread: Launching VM with (entry_ip=%x, exit_eip=%x, guest_esp=%x)\n",
- vm->entry_ip, vm->exit_eip, vm->guest_esp);
-
- SerialPrintLevel(100,"VM_Thread: You should see nothing further from me\n");
-
-
- ret = VMLaunch(vm);
-
-
- SerialPrintLevel(100,"VM_Thread: uh oh...");
-
- switch (ret) {
- case VMX_SUCCESS:
- SerialPrintLevel(100,"Normal VMExit Occurred\n");
- break;
- case VMX_FAIL_INVALID:
- SerialPrintLevel(100,"Possibile invalid VMCS (%.8x)\n", ret);
- break;
- case VMX_FAIL_VALID:
- SerialPrintLevel(100,"Valid VMCS, errorcode recorded in VMCS\n");
- break;
- case VMM_ERROR:
- SerialPrintLevel(100,"VMM Error\n");
- break;
- default:
- SerialPrintLevel(100,"VMLaunch returned unknown error (%.8x)\n", ret);
- break;
- }
-
- SerialPrintLevel(100,"VM_Thread: Spinning\n");
- while (1) {}
-
-}
-*/
+/* This is an ugly hack to get at the VM memory */
+ulong_t vm_range_start;
+ulong_t vm_range_end;
+ulong_t guest_kernel_start;
+ulong_t guest_kernel_end;
+/* ** */
int AllocateAndMapPagesForRange(uint_t start, uint_t length, pte_t template_pte)
SerialMemDump((unsigned char *)0x100000, 512*2);
#endif
+ key_thread = Start_Kernel_Thread(Keyboard_Listener, (ulong_t)&doIBuzz, PRIORITY_NORMAL, false);
+ spkr_thread = Start_Kernel_Thread(Buzzer, (ulong_t)&doIBuzz, PRIORITY_NORMAL, false);
{
struct vmm_os_hooks os_hooks;
struct vmm_ctrl_ops vmm_ops;
guest_info_t 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(guest_info_t));
init_mem_layout(&(vm_info.mem_layout));
init_mem_list(&(vm_info.mem_list));
- // add_mem_list_pages(&(vm_info.mem_list), START_OF_VM, 20);
- //add_guest_mem_range(&(vm_info.mem_layout), 0, 20);
+ add_mem_list_pages(&(vm_info.mem_list), vm_range_start, (vm_range_end - vm_range_start) / PAGE_SIZE);
+ // add_unmapped_mem_range(&(vm_info.mem_layout), 0, 256);
+ //add_shared_mem_range(&(vm_info.mem_layout), guest_kernel_start, (guest_kernel_end - guest_kernel_start) / PAGE_SIZE, guest_kernel_start);
+ //add_guest_mem_range(&(vm_info.mem_layout), guest_kernel_end, 20);
+
+ add_shared_mem_range(&(vm_info.mem_layout), 0, 0x1000000, 0);
+
+ rip = (ulong_t)(void*)&BuzzVM;
+ vm_info.rip = rip;
+ rsp = (ulong_t)Alloc_Page();
+ vm_info.rsp = rsp;
- vm_info.rip = (ullong_t)(void*)&BuzzVM;
- vm_info.rsp = (ulong_t)Alloc_Page();
- SerialPrint("Initializing Guest\n");
+ SerialPrint("Initializing Guest (eip=0x%.8x) (esp=0x%.8x)\n", rip, rsp);
(vmm_ops).init_guest(&vm_info);
SerialPrint("Starting Guest\n");
(vmm_ops).start_guest(&vm_info);
SerialPrintLevel(1000,"Launching Noisemaker and keyboard listener threads\n");
- key_thread = Start_Kernel_Thread(Keyboard_Listener, (ulong_t)&doIBuzz, PRIORITY_NORMAL, false);
- spkr_thread = Start_Kernel_Thread(Buzzer, (ulong_t)&doIBuzz, PRIORITY_NORMAL, false);
- // Try to launch a real VM
-
-
- // We now map pages of physical memory into where we are going
- // to slap the vmxassist, bios, and vgabios code
- /*
- pte_t template_pte;
-
- template_pte.present=1;
- template_pte.flags=VM_WRITE|VM_READ|VM_USER|VM_EXEC;
- template_pte.accessed=0;
- template_pte.dirty=0;
- template_pte.pteAttribute=0;
- template_pte.globalPage=0;
- template_pte.kernelInfo=0;
-
- SerialPrintLevel(1000,"Allocating Pages for VM kernel\n");
-
-#define SEGLEN (1024*64)
-
- AllocateAndMapPagesForRange(START_OF_VM+0x100000, VM_KERNEL_LENGTH / 512, template_pte);
-*/
- // Now we should be copying into actual memory
-
- //SerialPrintLevel(1000,"Copying VM code from %x to %x (%d bytes)\n", VM_KERNEL_START, START_OF_VM+0x100000,VM_KERNEL_LENGTH);
- //memcpy((char*)(START_OF_VM+0x100000),(char*)VM_KERNEL_START,VM_KERNEL_LENGTH);
-
- //SerialPrintLevel(1000, "VM copied\n");
-
/*
// jump into vmxassist
vm.entry_ip=(uint_t)0x00107fd0;