X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fgeekos%2Fvm.c;h=661f5d18ef1f046cc660d4e7ead8597453dfa241;hb=f7cc83b3bae64c853f5b7b63e2830b1ea92dfed9;hp=1b46b2f9650cef7c9602868189f964e3f743b2d7;hpb=624d18dad00545964d9074ebd3fc35def3589f48;p=palacios.git diff --git a/palacios/src/geekos/vm.c b/palacios/src/geekos/vm.c index 1b46b2f..661f5d1 100644 --- a/palacios/src/geekos/vm.c +++ b/palacios/src/geekos/vm.c @@ -12,11 +12,17 @@ #include #include #include +#include #include #include #include +//test decoder +//#include + +extern int parse(); + #define SPEAKER_PORT 0x61 static inline void VM_Out_Byte(ushort_t port, uchar_t value) @@ -81,6 +87,9 @@ int IO_Read_to_Serial(ushort_t port, void * dst, uint_t length, void * priv_data 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) { @@ -90,7 +99,7 @@ int IO_BOCHS_debug(ushort_t port, void * src, uint_t length, void * priv_data) { bochs_debug_buf[bochs_debug_offset++] = *(char*)src; if ((*(char*)src == 0xa) || (bochs_debug_offset == 1023)) { - SerialPrint("BOCHS>%s", bochs_debug_buf); + SerialPrint("BOCHSDEBUG>%s", bochs_debug_buf); memset(bochs_debug_buf, 0, 1024); bochs_debug_offset = 0; } @@ -98,6 +107,22 @@ int IO_BOCHS_debug(ushort_t port, void * src, uint_t length, void * priv_data) { 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); @@ -153,6 +178,17 @@ void BuzzVM() +int passthrough_mem_read(addr_t guest_addr, void * dst, uint_t length, void * priv_data) { + memcpy(dst, (void*)guest_addr, length); + return length; +} + +int passthrough_mem_write(addr_t 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 @@ -168,6 +204,8 @@ int RunVMM(struct Boot_Info * bootInfo) { + + 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)); @@ -182,19 +220,35 @@ int RunVMM(struct Boot_Info * bootInfo) { os_hooks.vaddr_to_paddr = &Identity; os_hooks.paddr_to_vaddr = &Identity; os_hooks.hook_interrupt = &hook_irq_stub; + os_hooks.hook_interrupt_new = &geekos_hook_interrupt_new; os_hooks.ack_irq = &ack_irq; os_hooks.get_cpu_khz = &get_cpu_khz; + + Init_VMM(&os_hooks, &vmm_ops); + + //test decoder + PrintBoth("testing decoder\n"); + parse(); + PrintBoth("testing decoder done\n"); /* MOVE THIS TO AN INIT GUEST ROUTINE */ - init_shadow_map(&(vm_info.mem_map)); - init_shadow_page_state(&(vm_info.shdw_pg_state)); + + v3_init_time(&(vm_info.time_state)); - vm_info.page_mode = SHADOW_PAGING; + init_shadow_map(&(vm_info.mem_map)); + + if ((vmm_ops).has_nested_paging()) { + vm_info.shdw_pg_mode = NESTED_PAGING; + } else { + init_shadow_page_state(&(vm_info.shdw_pg_state)); + vm_info.shdw_pg_mode = SHADOW_PAGING; + } vm_info.cpu_mode = REAL; + vm_info.mem_mode = PHYSICAL_MEM; //init_irq_map(&(vm_info.irq_map)); init_vmm_io_map(&(vm_info.io_map)); @@ -247,13 +301,17 @@ int RunVMM(struct Boot_Info * bootInfo) { int i; void * region_start; - - PrintBoth("Guest Size: %lu\n", bootInfo->guest_size); + extern char _binary_vm_kernel_start; + PrintBoth(" Guest Load Addr: 0x%x\n", &_binary_vm_kernel_start); - struct guest_mem_layout * layout = (struct guest_mem_layout *)0x100000; + struct guest_mem_layout * layout = (struct guest_mem_layout *)&_binary_vm_kernel_start; + // SerialPrint("Guest Mem Dump at 0x%x\n", 0x100000); + //SerialMemDump((unsigned char *)(0x100000), 261 * 1024); if (layout->magic != MAGIC_CODE) { + PrintBoth("Layout Magic Mismatch (0x%x)\n", layout->magic); + return -1; } PrintBoth("%d layout regions\n", layout->num_regions); @@ -281,8 +339,9 @@ int RunVMM(struct Boot_Info * bootInfo) { // add_shadow_region_passthrough(&vm_info, 0x0, 0xa0000, (addr_t)Allocate_VMM_Pages(160)); - add_shadow_region_passthrough(&vm_info, 0xa0000, 0xc0000, 0xa0000); + add_shadow_region_passthrough(&vm_info, 0xa0000, 0xc0000, 0xa0000); + //hook_guest_mem(&vm_info, 0xa0000, 0xc0000, passthrough_mem_read, passthrough_mem_write, NULL); // TEMP @@ -302,6 +361,9 @@ int RunVMM(struct Boot_Info * bootInfo) { //add_shadow_region_passthrough(&vm_info, 0x100000, 0x2000000, (addr_t)Allocate_VMM_Pages(8192)); add_shadow_region_passthrough(&vm_info, 0x100000, 0x1000000, (addr_t)Allocate_VMM_Pages(4096)); + // test - give linux accesss to PCI space - PAD + add_shadow_region_passthrough(&vm_info, 0xc0000000,0xffffffff,0xc0000000); + print_shadow_map(&(vm_info.mem_map)); @@ -311,51 +373,113 @@ int RunVMM(struct Boot_Info * bootInfo) { hook_io_port(&(vm_info.io_map), 0x400, &IO_Read, &IO_Write_to_Serial, NULL); hook_io_port(&(vm_info.io_map), 0x401, &IO_Read, &IO_Write_to_Serial, NULL); - hook_io_port(&(vm_info.io_map), 0x402, &IO_Read, &IO_BOCHS_debug, NULL); - hook_io_port(&(vm_info.io_map), 0x403, &IO_Read, &IO_Write_to_Serial, NULL); + hook_io_port(&(vm_info.io_map), 0x402, &IO_Read, &IO_BOCHS_info, NULL); + hook_io_port(&(vm_info.io_map), 0x403, &IO_Read, &IO_BOCHS_debug, NULL); { struct vm_device * nvram = create_nvram(); - struct vm_device * timer = create_timer(); + //struct vm_device * timer = create_timer(); struct vm_device * pic = create_pic(); struct vm_device * keyboard = create_keyboard(); - //struct vm_device * pit = create_pit(); + struct vm_device * pit = create_pit(); + //struct vm_device * serial = create_serial(); + + +#define GENERIC 1 + +#if GENERIC + generic_port_range_type range[] = { +#if 1 + {0x00, 0x07, GENERIC_PRINT_AND_IGNORE}, // DMA 1 channels 0,1,2,3 (address, counter) + {0xc0, 0xc7, GENERIC_PRINT_AND_IGNORE}, // DMA 2 channels 4,5,6,7 (address, counter) + {0x87, 0x87, GENERIC_PRINT_AND_IGNORE}, // DMA 1 channel 0 page register + {0x83, 0x83, GENERIC_PRINT_AND_IGNORE}, // DMA 1 channel 1 page register + {0x81, 0x81, GENERIC_PRINT_AND_IGNORE}, // DMA 1 channel 2 page register + {0x82, 0x82, GENERIC_PRINT_AND_IGNORE}, // DMA 1 channel 3 page register + {0x8f, 0x8f, GENERIC_PRINT_AND_IGNORE}, // DMA 2 channel 4 page register + {0x8b, 0x8b, GENERIC_PRINT_AND_IGNORE}, // DMA 2 channel 5 page register + {0x89, 0x89, GENERIC_PRINT_AND_IGNORE}, // DMA 2 channel 6 page register + {0x8a, 0x8a, GENERIC_PRINT_AND_IGNORE}, // DMA 2 channel 7 page register + {0x08, 0x0f, GENERIC_PRINT_AND_IGNORE}, // DMA 1 misc registers (csr, req, smask,mode,clearff,reset,enable,mmask) + {0xd0, 0xde, GENERIC_PRINT_AND_IGNORE}, // DMA 2 misc registers +#endif - //generic_port_range_type range = {0,1024} ; // hook first 1024 ports if not already hooked + + {0x3f8, 0x3f8+7, GENERIC_PRINT_AND_IGNORE}, // COM 1 + {0x2f8, 0x2f8+7, GENERIC_PRINT_AND_IGNORE}, // COM 2 + {0x3e8, 0x3e8+7, GENERIC_PRINT_AND_IGNORE}, // COM 3 + {0x2e8, 0x2e8+7, GENERIC_PRINT_AND_IGNORE}, // COM 4 + +#if 0 + {0x170, 0x178, GENERIC_PRINT_AND_PASSTHROUGH}, // IDE 1 + {0x376, 0x377, GENERIC_PRINT_AND_PASSTHROUGH}, // IDE 1 + {0x1f0, 0x1f8, GENERIC_PRINT_AND_PASSTHROUGH}, // IDE 0 + {0x3f6, 0x3f7, GENERIC_PRINT_AND_PASSTHROUGH}, // IDE 0 +#endif - //struct vm_device * generic = create_generic(&range,1,NULL,0,NULL,0); - + +#if 0 + {0x3f0, 0x3f2, GENERIC_PRINT_AND_IGNORE}, // Primary floppy controller (base,statusa/statusb,DOR) + {0x3f4, 0x3f5, GENERIC_PRINT_AND_IGNORE}, // Primary floppy controller (mainstat/datarate,data) + {0x3f7, 0x3f7, GENERIC_PRINT_AND_IGNORE}, // Primary floppy controller (DIR) + {0x370, 0x372, GENERIC_PRINT_AND_IGNORE}, // Secondary floppy controller (base,statusa/statusb,DOR) + {0x374, 0x375, GENERIC_PRINT_AND_IGNORE}, // Secondary floppy controller (mainstat/datarate,data) + {0x377, 0x377, GENERIC_PRINT_AND_IGNORE}, // Secondary floppy controller (DIR) + +#endif + + // {0x378, 0x400, GENERIC_PRINT_AND_IGNORE} + + {0,0,0}, // sentinal - must be last + + }; + + + struct vm_device * generic = create_generic(range, NULL, NULL); + +#endif attach_device(&(vm_info), nvram); - attach_device(&(vm_info), timer); + //attach_device(&(vm_info), timer); attach_device(&(vm_info), pic); - //attach_device(&(vm_info), pit); + attach_device(&(vm_info), pit); attach_device(&(vm_info), keyboard); + // attach_device(&(vm_info), serial); + +#if GENERIC // Important that this be attached last! - //attach_device(&(vm_info), generic); + attach_device(&(vm_info), generic); + +#endif PrintDebugDevMgr(&(vm_info.dev_mgr)); } // give keyboard interrupts to vm + // no longer needed since we have a keyboard device //hook_irq(&vm_info, 1); +#if 1 // give floppy controller to vm - hook_irq(&vm_info, 6); + hook_irq_for_guest_injection(&vm_info, 6); +#endif - // primary ide - hook_irq(&vm_info, 14); +#if 1 + //primary ide + hook_irq_for_guest_injection(&vm_info, 14); // secondary ide - hook_irq(&vm_info, 15); + hook_irq_for_guest_injection(&vm_info, 15); +#endif vm_info.rip = 0xfff0; 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");