X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fgeekos%2Fvm.c;h=591a6edea009dff6ec2ea2b87b2fde895d87e815;hb=a6b18965e0ab6c3a0f2950c684892052194c1c58;hp=3666486ac15428b9855d3fe98d7283e3557e916d;hpb=639fdba00d36b2a60fad3d28703459354cf8744f;p=palacios.git diff --git a/palacios/src/geekos/vm.c b/palacios/src/geekos/vm.c index 3666486..591a6ed 100644 --- a/palacios/src/geekos/vm.c +++ b/palacios/src/geekos/vm.c @@ -5,21 +5,21 @@ #include #include +#include #include #include #include #include +#include #include #include #include +#include #define SPEAKER_PORT 0x61 - - - -inline void VM_Out_Byte(ushort_t port, uchar_t value) +static inline void VM_Out_Byte(ushort_t port, uchar_t value) { __asm__ __volatile__ ( "outb %b0, %w1" @@ -31,7 +31,7 @@ inline void VM_Out_Byte(ushort_t port, uchar_t value) /* * Read a byte from an I/O port. */ -inline uchar_t VM_In_Byte(ushort_t port) +static inline uchar_t VM_In_Byte(ushort_t port) { uchar_t value; @@ -46,6 +46,7 @@ inline uchar_t VM_In_Byte(ushort_t port) + int IO_Read(ushort_t port, void * dst, uint_t length, void * priv_data) { if (length != 1) { @@ -152,6 +153,17 @@ 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 @@ -182,7 +194,7 @@ int RunVMM(struct Boot_Info * bootInfo) { os_hooks.paddr_to_vaddr = &Identity; os_hooks.hook_interrupt = &hook_irq_stub; os_hooks.ack_irq = &ack_irq; - + os_hooks.get_cpu_khz = &get_cpu_khz; Init_VMM(&os_hooks, &vmm_ops); @@ -190,9 +202,11 @@ int RunVMM(struct Boot_Info * bootInfo) { /* MOVE THIS TO AN INIT GUEST ROUTINE */ init_shadow_map(&(vm_info.mem_map)); init_shadow_page_state(&(vm_info.shdw_pg_state)); - vm_info.page_mode = SHADOW_PAGING; + v3_init_time(&(vm_info.time_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)); @@ -279,8 +293,9 @@ 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 @@ -300,6 +315,9 @@ 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)); @@ -313,36 +331,95 @@ int RunVMM(struct Boot_Info * bootInfo) { hook_io_port(&(vm_info.io_map), 0x403, &IO_Read, &IO_Write_to_Serial, NULL); { + struct vm_device * nvram = create_nvram(); //struct vm_device * timer = create_timer(); struct vm_device * pic = create_pic(); struct vm_device * keyboard = create_keyboard(); + struct vm_device * pit = create_pit(); + + +#define GENERIC 1 + +#if GENERIC + generic_port_range_type range[] = { + /* + {0x00, 0x07, GENERIC_PRINT_AND_PASSTHROUGH}, // DMA 1 channels 0,1,2,3 (address, counter) + {0xc0, 0xc7, GENERIC_PRINT_AND_PASSTHROUGH}, // DMA 2 channels 4,5,6,7 (address, counter) + {0x87, 0x87, GENERIC_PRINT_AND_PASSTHROUGH}, // DMA 1 channel 0 page register + {0x83, 0x83, GENERIC_PRINT_AND_PASSTHROUGH}, // DMA 1 channel 1 page register + {0x81, 0x81, GENERIC_PRINT_AND_PASSTHROUGH}, // DMA 1 channel 2 page register + {0x82, 0x82, GENERIC_PRINT_AND_PASSTHROUGH}, // DMA 1 channel 3 page register + {0x8f, 0x8f, GENERIC_PRINT_AND_PASSTHROUGH}, // DMA 2 channel 4 page register + {0x8b, 0x8b, GENERIC_PRINT_AND_PASSTHROUGH}, // DMA 2 channel 5 page register + {0x89, 0x89, GENERIC_PRINT_AND_PASSTHROUGH}, // DMA 2 channel 6 page register + {0x8a, 0x8a, GENERIC_PRINT_AND_PASSTHROUGH}, // DMA 2 channel 7 page register + {0x08, 0x0f, GENERIC_PRINT_AND_PASSTHROUGH}, // DMA 1 misc registers (csr, req, smask,mode,clearff,reset,enable,mmask) + {0xd0, 0xde, GENERIC_PRINT_AND_PASSTHROUGH}, // DMA 2 misc registers + */ + {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 2 + {0x2e8, 0x2e8+7, GENERIC_PRINT_AND_IGNORE}, // COM 2 + + {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 + /* + {0x3f0, 0x3f2, GENERIC_PRINT_AND_PASSTHROUGH}, // Primary floppy controller (base,statusa/statusb,DOR) + {0x3f4, 0x3f5, GENERIC_PRINT_AND_PASSTHROUGH}, // Primary floppy controller (mainstat/datarate,data) + {0x3f7, 0x3f7, GENERIC_PRINT_AND_PASSTHROUGH}, // Primary floppy controller (DIR) + {0x370, 0x372, GENERIC_PRINT_AND_PASSTHROUGH}, // Secondary floppy controller (base,statusa/statusb,DOR) + {0x374, 0x375, GENERIC_PRINT_AND_PASSTHROUGH}, // Secondary floppy controller (mainstat/datarate,data) + {0x377, 0x377, GENERIC_PRINT_AND_PASSTHROUGH}, // Secondary floppy controller (DIR) + {0x378, 0x400, GENERIC_PRINT_AND_PASSTHROUGH} + */ + }; + + struct vm_device * generic = create_generic(range,4, // THIS NUMBER IS CRITICAL + NULL,0,NULL,0); + +#endif attach_device(&(vm_info), nvram); //attach_device(&(vm_info), timer); attach_device(&(vm_info), pic); + attach_device(&(vm_info), pit); attach_device(&(vm_info), keyboard); + +#if GENERIC + // Important that this be attached last! + 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 0 // give floppy controller to vm hook_irq(&vm_info, 6); - // primary ide + + //primary ide hook_irq(&vm_info, 14); // secondary ide hook_irq(&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");