X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fgeekos%2Fmain.c;h=e92e70d109badbcf0b7e6dae19d2181d35fae53b;hb=b4963a8a43ca9103946f926e062e609e4498c2e2;hp=c0410c11826d23fc19ebdc6874fb82070db75687;hpb=3d293c0d07537b122d249e035b6c85ed54baf406;p=palacios.git diff --git a/palacios/src/geekos/main.c b/palacios/src/geekos/main.c index c0410c1..e92e70d 100644 --- a/palacios/src/geekos/main.c +++ b/palacios/src/geekos/main.c @@ -3,7 +3,7 @@ * Copyright (c) 2001,2003,2004 David H. Hovemeyer * Copyright (c) 2003, Jeffrey K. Hollingsworth * Copyright (c) 2004, Iulian Neamtiu - * $Revision: 1.4 $ + * $Revision: 1.14 $ * * This is free software. You are permitted to use, * redistribute, and modify it as specified in the file "COPYING". @@ -27,12 +27,13 @@ #include #include -#include -#include +#include +#include #include #include +#include /* static inline unsigned int cpuid_ecx(unsigned int op) @@ -119,7 +120,9 @@ void BuzzVM() int j; unsigned char init; - + + SerialPrint("Starting To Buzz\n"); + init=MyIn_Byte(SPEAKER_PORT); while (1) { @@ -147,9 +150,6 @@ void RunVM() { -extern uint_t VMCS_STORE(); -extern uint_t VMCS_READ(); - void Buzzer(ulong_t arg) { @@ -166,6 +166,8 @@ void Buzzer(ulong_t arg) { + + void Hello(ulong_t arg) { char *b="hello "; @@ -206,7 +208,7 @@ extern char BSS_START, BSS_END; extern char end; - +/* void VM_Thread(ulong_t arg) { int ret; @@ -245,6 +247,8 @@ void VM_Thread(ulong_t arg) while (1) {} } +*/ + int AllocateAndMapPagesForRange(uint_t start, uint_t length, pte_t template_pte) @@ -277,20 +281,16 @@ void Main(struct Boot_Info* bootInfo) { struct Kernel_Thread * key_thread; struct Kernel_Thread * spkr_thread; - struct Kernel_Thread * vm_thread; - struct VMDescriptor vm; + // struct Kernel_Thread * vm_thread; + // struct VMDescriptor vm; ulong_t doIBuzz = 0; - - while(1); - - Init_BSS(); Init_Screen(); - InitSerial(); + Init_Serial(); Init_Mem(bootInfo); Init_CRC32(); Init_TSS(); @@ -306,8 +306,6 @@ void Main(struct Boot_Info* bootInfo) Print("Done; stalling\n"); - // while(1); - #if 0 @@ -319,80 +317,58 @@ void Main(struct Boot_Info* bootInfo) */ #endif -#if 1 - SerialPrint("Dumping GUEST KERNEL CODE (first 512 bytes @ 0x100000)\n"); - SerialMemDump((unsigned char *)0x100000, 512); +#if 0 + SerialPrint("Dumping GUEST KERNEL CODE (first 512*2 bytes @ 0x100000)\n"); + SerialMemDump((unsigned char *)0x100000, 512*2); #endif - while(1); - - SerialPrint("\n\nHello, Welcome to this horrid output-only serial interface\n"); - SerialPrint("Eventually, this will let us control the VMM\n\n"); - - SerialPrint("\n\n===>"); - + { + struct vmm_os_hooks os_hooks; + struct vmm_ctrl_ops vmm_ops; + guest_info_t vm_info; + 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)); + + 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; + + Init_VMM(&os_hooks, &vmm_ops); - SerialPrintLevel(100,"Initializing VMX\n"); - PrintBoth("Initializing VMX\n"); - VmxOnRegion * vmxRegion = InitVMX(); - if (vmxRegion==NULL) { - PrintBoth("VMX Cannot be turned on. Halted.\n"); - while (1) {} + + vm_info.rip = (ullong_t)(void*)&BuzzVM; + vm_info.rsp = (ulong_t)Alloc_Page(); + + SerialPrint("Initializing Guest\n"); + (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); -// Enable this to run the simple buzzer VM -#if 0 - // Put the entry around 0x10000, where the geekos kernel used to live - vm.entry_ip=(uint_t)0x10000; - vm.exit_eip=0; - // Put the stack as the last thing in the VM partition - vm.guest_esp=(uint_t)START_OF_VM+VM_SIZE-1; - - - memcpy(vm.entry_ip,MYBUZZVM_START,MYBUZZVM_LEN); - - SerialPrintLevel(1000,"VM-Launching MyBuzzVM after copy to 0x10000\n"); - vm_thread = Start_Kernel_Thread(VM_Thread, (ulong_t)&vm,PRIORITY_NORMAL,false); -#else -#if 0 - - // write the hello VM down to where we would usually put - // vmxassist, and see if it can talk to us - vm.entry_ip=(uint_t)START_OF_VM+0xd000000; - vm.exit_eip=0; - // Put the stack as the last thing in the VM partition - vm.guest_esp=(uint_t)START_OF_VM+VM_SIZE-1; - - - memcpy((void*)(vm.entry_ip),Hello,200); // 200 should be plenty - - SerialPrintLevel(1000,"VM-Launching HelloVM after copy to 0xd000000\n"); - - vm_thread = Start_Kernel_Thread(VM_Thread, (ulong_t)&vm,PRIORITY_NORMAL,false); - -#else // Try to launch a real VM - // First we will copy down VMXAssist, then we'll launch that - // and see if it can handle the system bios // 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; @@ -408,29 +384,38 @@ void Main(struct Boot_Info* bootInfo) #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,"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)0x100000; + vm.entry_ip=(uint_t)0x00107fd0; vm.exit_eip=0; // Put the stack at 512K - vm.guest_esp=(uint_t)START_OF_VM+1024*512; + vm.guest_esp=(uint_t)4096 + 8192 - 4; + *(unsigned int *)(vm.guest_esp) = 1024 * 1024; + vm.guest_esp -= 4; + *(unsigned int *)(vm.guest_esp) = 8; + vm.guest_esp -= 4; + *(unsigned int *)(vm.guest_esp) = vm.guest_esp + 4;; + vm.guest_esp -= 4; + *(unsigned int *)(vm.guest_esp) = vm.entry_ip; + // vm.guest_esp -= 4; - SerialPrintLevel(1000,"VM-Launching to vmxassist for boot\n"); - - vm_thread = Start_Kernel_Thread(VM_Thread, (ulong_t)&vm,PRIORITY_NORMAL,false); + + SerialMemDump((unsigned char *)vm.entry_ip, 512); + */ + + // vm_thread = Start_Kernel_Thread(VM_Thread, (ulong_t)&vm,PRIORITY_NORMAL,false); SerialPrintLevel(1000,"Next: setup GDT\n"); -#endif -#endif TODO("Write a Virtual Machine Monitor");