extern ulong_t s_ramdiskSize;
-#define SPEAKER_PORT 0x61
-
-static inline void VM_Out_Byte(ushort_t port, uchar_t value)
-{
- __asm__ __volatile__ (
- "outb %b0, %w1"
- :
- : "a" (value), "Nd" (port)
- );
-}
-
-/*
- * Read a byte from an I/O port.
- */
-static inline uchar_t VM_In_Byte(ushort_t port)
-{
- uchar_t value;
-
- __asm__ __volatile__ (
- "inb %w1, %b0"
- : "=a" (value)
- : "Nd" (port)
- );
-
- return value;
-}
-
-
-
-
-int IO_Read(ushort_t port, void * dst, uint_t length, void * priv_data) {
-
- if (length != 1) {
- return 0;
- }
-
- *(uchar_t*)dst = VM_In_Byte(port);
- return 1;
-}
-
-
-
-int IO_Write(ushort_t port, void * src, uint_t length, void * priv_data) {
-
- if (length != 1) {
- return 0;
- }
-
- VM_Out_Byte(port, *(uchar_t *)src);
-
- return 1;
-}
-
-
-int IO_Read_to_Serial(ushort_t port, void * dst, uint_t length, void * priv_data) {
- PrintBoth("Input from Guest on port %d (0x%x) Length=%d\n", port, port, length);
-
- return 0;
-}
-
-
-char * bochs_debug_buf = NULL;
-int bochs_debug_offset = 0;
-
-char * bochs_info_buf = NULL;
-int bochs_info_offset = 0;
-
-
-int IO_BOCHS_debug(ushort_t port, void * src, uint_t length, void * priv_data) {
- if (!bochs_debug_buf) {
- bochs_debug_buf = (char*)Malloc(1024);
- }
-
- bochs_debug_buf[bochs_debug_offset++] = *(char*)src;
-
- if ((*(char*)src == 0xa) || (bochs_debug_offset == 1023)) {
- SerialPrint("BOCHSDEBUG>%s", bochs_debug_buf);
- memset(bochs_debug_buf, 0, 1024);
- bochs_debug_offset = 0;
- }
-
- return length;
-}
-
-int IO_BOCHS_info(ushort_t port, void * src, uint_t length, void * priv_data) {
- if (!bochs_info_buf) {
- bochs_info_buf = (char*)Malloc(1024);
- }
-
- bochs_info_buf[bochs_info_offset++] = *(char*)src;
-
- if ((*(char*)src == 0xa) || (bochs_info_offset == 1023)) {
- SerialPrint("BOCHSINFO>%s", bochs_info_buf);
- memset(bochs_info_buf, 0, 1024);
- bochs_info_offset = 0;
- }
-
- return length;
-}
-
-
-int IO_Write_to_Serial(ushort_t port, void * src, uint_t length, void * priv_data) {
- SerialPrint("Output from Guest on port %d (0x%x) Length=%d\n", port, port, length);
- switch (length) {
-
- case 1:
- SerialPrint(">0x%.2x\n", *(char*)src);
- break;
- case 2:
- SerialPrint(">0x%.4x\n", *(ushort_t*)src);
- break;
- case 4:
- SerialPrint(">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=VM_In_Byte(SPEAKER_PORT);
-
- while (1) {
- VM_Out_Byte(SPEAKER_PORT, init|0x2);
- for (j=0;j<1000000;j++) {
- x+=j;
- }
- VM_Out_Byte(SPEAKER_PORT, init);
- for (j=0;j<1000000;j++) {
- x+=j;
- }
- }
-}
-
-
-/*
-int passthrough_mem_read(void * guest_addr, void * dst, uint_t length, void * priv_data) {
- memcpy(dst, (void*)guest_addr, length);
- return length;
-}
-
-int passthrough_mem_write(void * guest_addr, void * src, uint_t length, void * priv_data) {
- memcpy((void*)guest_addr, src, length);
- return length;
-}
-*/
-
-
-/* We need a configuration mechanism, so we can wrap this completely inside the VMM code,
- * with no pollution into the HOST OS
- */
-
int RunVMM(struct Boot_Info * bootInfo) {
struct vmm_os_hooks os_hooks;
struct vmm_ctrl_ops vmm_ops;
-
vm_info = (vmm_ops).allocate_guest();
Init_Stubs(vm_info);
PrintBoth("Configured guest\n");
-
- //v3_hook_io_port(&vm_info, 0x05, &IO_Read, &IO_Write_to_Serial, NULL);
-
- //v3_hook_io_port(vm_info, 0x61, &IO_Read, &IO_Write, NULL);
- //v3_hook_io_port(vm_info, 0x400, &IO_Read, &IO_Write_to_Serial, NULL);
- //v3_hook_io_port(vm_info, 0x401, &IO_Read, &IO_Write_to_Serial, NULL);
- //v3_hook_io_port(vm_info, 0x402, &IO_Read, &IO_BOCHS_info, NULL);
- //v3_hook_io_port(vm_info, 0x403, &IO_Read, &IO_BOCHS_debug, NULL);
-
-
(vmm_ops).init_guest(vm_info);
PrintBoth("Starting Guest\n");
//Clear_Screen();
