2 * This file is part of the Palacios Virtual Machine Monitor developed
3 * by the V3VEE Project with funding from the United States National
4 * Science Foundation and the Department of Energy.
6 * The V3VEE Project is a joint project between Northwestern University
7 * and the University of New Mexico. You can find out more at
10 * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu>
11 * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org>
12 * All rights reserved.
14 * Author: Jack Lange <jarusl@cs.northwestern.edu>
16 * This is free software. You are permitted to use,
17 * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
20 #include <palacios/vmm_config.h>
21 #include <palacios/vmm.h>
22 #include <palacios/vmm_debug.h>
25 #include <devices/serial.h>
26 #include <devices/keyboard.h>
27 #include <devices/8259a.h>
28 #include <devices/8254.h>
29 #include <devices/nvram.h>
30 #include <devices/generic.h>
31 #include <devices/ramdisk.h>
39 static int mem_test_read(addr_t guest_addr, void * dst, uint_t length, void * priv_data) {
43 memcpy(dst, &foo, length);
45 PrintDebug("Passthrough mem read returning: %d (length=%d)\n", foo + (guest_addr & 0xfff), length);
49 static int passthrough_mem_read(addr_t guest_addr, void * dst, uint_t length, void * priv_data) {
50 memcpy(dst, (void*)guest_addr, length);
54 static int passthrough_mem_write(addr_t guest_addr, void * src, uint_t length, void * priv_data) {
55 memcpy((void*)guest_addr, src, length);
60 /*static int IO_Read(ushort_t port, void * dst, uint_t length, void * priv_data) {
62 struct guest_info * info = priv_data;
63 ulong_t tsc_spread = 0;
64 ullong_t exit_tsc = 0;
67 *(ulong_t *)(&exit_tsc) = info->vm_regs.rbx;
68 *(ulong_t *)((&exit_tsc) + 4) = info->vm_regs.rcx;
69 tsc_spread = info->exit_tsc - exit_tsc;
71 PrintError("IOREAD tsc diff = %lu\n",tsc_spread);
79 int config_guest(struct guest_info * info, void * config_ptr) {
81 struct guest_mem_layout * layout = (struct guest_mem_layout *)config_ptr;
82 extern v3_cpu_arch_t v3_cpu_type;
86 int use_ramdisk = USE_RAMDISK;
87 int use_generic = USE_GENERIC;
91 init_shadow_map(info);
93 if (v3_cpu_type == V3_SVM_REV3_CPU) {
94 info->shdw_pg_mode = NESTED_PAGING;
96 init_shadow_page_state(info);
97 info->shdw_pg_mode = SHADOW_PAGING;
100 info->cpu_mode = REAL;
101 info->mem_mode = PHYSICAL_MEM;
104 init_vmm_io_map(info);
105 init_interrupt_state(info);
112 // SerialPrint("Guest Mem Dump at 0x%x\n", 0x100000);
113 //PrintDebugMemDump((unsigned char *)(0x100000), 261 * 1024);
114 if (layout->magic != MAGIC_CODE) {
116 PrintDebug("Layout Magic Mismatch (0x%x)\n", layout->magic);
120 PrintDebug("%d layout regions\n", layout->num_regions);
122 region_start = (void *)&(layout->regions[layout->num_regions]);
124 PrintDebug("region start = 0x%x\n", region_start);
126 for (i = 0; i < layout->num_regions; i++) {
127 struct layout_region * reg = &(layout->regions[i]);
128 uint_t num_pages = (reg->length / PAGE_SIZE) + ((reg->length % PAGE_SIZE) ? 1 : 0);
129 void * guest_mem = V3_AllocPages(num_pages);
131 PrintDebug("Layout Region %d bytes\n", reg->length);
132 memcpy(guest_mem, region_start, reg->length);
134 PrintDebugMemDump((unsigned char *)(guest_mem), 16);
136 add_shadow_region_passthrough(info, reg->final_addr, reg->final_addr + (num_pages * PAGE_SIZE), (addr_t)guest_mem);
138 PrintDebug("Adding Shadow Region (0x%x-0x%x) -> 0x%x\n", reg->final_addr, reg->final_addr + (num_pages * PAGE_SIZE), guest_mem);
140 region_start += reg->length;
144 add_shadow_region_passthrough(info, 0x0, 0xa0000, (addr_t)V3_AllocPages(160));
147 add_shadow_region_passthrough(info, 0xa0000, 0xc0000, 0xa0000);
149 hook_guest_mem(info, 0xa0000, 0xc0000, passthrough_mem_read, passthrough_mem_write, NULL);
153 //add_shadow_region_passthrough(info, 0xc0000, 0xc8000, 0xc0000);
156 add_shadow_region_passthrough(info, 0xc7000, 0xc8000, (addr_t)V3_AllocPages(1));
157 if (add_shadow_region_passthrough(info, 0xc8000, 0xf0000, (addr_t)V3_AllocPages(40)) == -1) {
158 PrintDebug("Error adding shadow region\n");
161 add_shadow_region_passthrough(info, 0xc0000, 0xc8000, 0xc0000);
162 add_shadow_region_passthrough(info, 0xc8000, 0xf0000, 0xc8000);
167 add_shadow_region_passthrough(info, 0x100000, 0x1000000, (addr_t)V3_AllocPages(4096));
169 /* MEMORY HOOK TEST */
170 add_shadow_region_passthrough(info, 0x100000, 0xa00000, (addr_t)V3_AllocPages(2304));
171 hook_guest_mem(info, 0xa00000, 0xa01000, mem_test_read, passthrough_mem_write, NULL);
172 add_shadow_region_passthrough(info, 0xa01000, 0x1000000, (addr_t)V3_AllocPages(1791));
175 add_shadow_region_passthrough(info, 0x1000000, 0x8000000, (addr_t)V3_AllocPages(32768));
177 // test - give linux accesss to PCI space - PAD
178 add_shadow_region_passthrough(info, 0xc0000000,0xffffffff,0xc0000000);
181 print_shadow_map(&(info->mem_map));
185 struct vm_device * ramdisk = NULL;
186 struct vm_device * nvram = create_nvram();
187 //struct vm_device * timer = create_timer();
188 struct vm_device * pic = create_pic();
189 struct vm_device * keyboard = create_keyboard();
190 struct vm_device * pit = create_pit();
191 //struct vm_device * serial = create_serial();
192 struct vm_device * generic = NULL;
197 PrintDebug("Creating Ramdisk\n");
198 ramdisk = create_ramdisk();
203 PrintDebug("Creating Generic Device\n");
204 generic = create_generic();
206 // Make the DMA controller invisible
207 v3_generic_add_port_range(generic, 0x00, 0x07, GENERIC_PRINT_AND_IGNORE); // DMA 1 channels 0,1,2,3 (address, counter)
208 v3_generic_add_port_range(generic, 0xc0, 0xc7, GENERIC_PRINT_AND_IGNORE); // DMA 2 channels 4,5,6,7 (address, counter)
209 v3_generic_add_port_range(generic, 0x87, 0x87, GENERIC_PRINT_AND_IGNORE); // DMA 1 channel 0 page register
210 v3_generic_add_port_range(generic, 0x83, 0x83, GENERIC_PRINT_AND_IGNORE); // DMA 1 channel 1 page register
211 v3_generic_add_port_range(generic, 0x81, 0x81, GENERIC_PRINT_AND_IGNORE); // DMA 1 channel 2 page register
212 v3_generic_add_port_range(generic, 0x82, 0x82, GENERIC_PRINT_AND_IGNORE); // DMA 1 channel 3 page register
213 v3_generic_add_port_range(generic, 0x8f, 0x8f, GENERIC_PRINT_AND_IGNORE); // DMA 2 channel 4 page register
214 v3_generic_add_port_range(generic, 0x8b, 0x8b, GENERIC_PRINT_AND_IGNORE); // DMA 2 channel 5 page register
215 v3_generic_add_port_range(generic, 0x89, 0x89, GENERIC_PRINT_AND_IGNORE); // DMA 2 channel 6 page register
216 v3_generic_add_port_range(generic, 0x8a, 0x8a, GENERIC_PRINT_AND_IGNORE); // DMA 2 channel 7 page register
217 v3_generic_add_port_range(generic, 0x08, 0x0f, GENERIC_PRINT_AND_IGNORE); // DMA 1 misc registers (csr, req, smask,mode,clearff,reset,enable,mmask)
218 v3_generic_add_port_range(generic, 0xd0, 0xde, GENERIC_PRINT_AND_IGNORE); // DMA 2 misc registers
223 // Make the Serial ports invisible
225 v3_generic_add_port_range(generic, 0x3f8, 0x3f8+7, GENERIC_PRINT_AND_IGNORE); // COM 1
226 v3_generic_add_port_range(generic, 0x2f8, 0x2f8+7, GENERIC_PRINT_AND_IGNORE); // COM 2
231 v3_generic_add_port_range(generic, 0x3e8, 0x3e8+7, GENERIC_PRINT_AND_IGNORE); // COM 3
232 v3_generic_add_port_range(generic, 0x2e8, 0x2e8+7, GENERIC_PRINT_AND_IGNORE); // COM 4
237 // Make the PCI bus invisible (at least it's configuration)
239 v3_generic_add_port_range(generic, 0xcf8, 0xcf8, GENERIC_PRINT_AND_IGNORE); // PCI Config Address
240 v3_generic_add_port_range(generic, 0xcfc, 0xcfc, GENERIC_PRINT_AND_IGNORE); // PCI Config Data
246 // Monitor the IDE controllers (very slow)
247 v3_generic_add_port_range(generic, 0x170, 0x178, GENERIC_PRINT_AND_PASSTHROUGH); // IDE 1
248 v3_generic_add_port_range(generic, 0x376, 0x377, GENERIC_PRINT_AND_PASSTHROUGH); // IDE 1
252 v3_generic_add_port_range(generic, 0x1f0, 0x1f8, GENERIC_PRINT_AND_PASSTHROUGH); // IDE 0
253 v3_generic_add_port_range(generic, 0x3f6, 0x3f7, GENERIC_PRINT_AND_PASSTHROUGH); // IDE 0
259 // Make the floppy controllers invisible
261 v3_generic_add_port_range(generic, 0x3f0, 0x3f2, GENERIC_PRINT_AND_IGNORE); // Primary floppy controller (base,statusa/statusb,DOR)
262 v3_generic_add_port_range(generic, 0x3f4, 0x3f5, GENERIC_PRINT_AND_IGNORE); // Primary floppy controller (mainstat/datarate,data)
263 v3_generic_add_port_range(generic, 0x3f7, 0x3f7, GENERIC_PRINT_AND_IGNORE); // Primary floppy controller (DIR)
264 v3_generic_add_port_range(generic, 0x370, 0x372, GENERIC_PRINT_AND_IGNORE); // Secondary floppy controller (base,statusa/statusb,DOR)
265 v3_generic_add_port_range(generic, 0x374, 0x375, GENERIC_PRINT_AND_IGNORE); // Secondary floppy controller (mainstat/datarate,data)
266 v3_generic_add_port_range(generic, 0x377, 0x377, GENERIC_PRINT_AND_IGNORE); // Secondary floppy controller (DIR)
272 // Make the parallel port invisible
274 v3_generic_add_port_range(generic, 0x378, 0x37f, GENERIC_PRINT_AND_IGNORE);
280 // Monitor graphics card operations
282 v3_generic_add_port_range(generic, 0x3b0, 0x3bb, GENERIC_PRINT_AND_PASSTHROUGH);
283 v3_generic_add_port_range(generic, 0x3c0, 0x3df, GENERIC_PRINT_AND_PASSTHROUGH);
289 // Make the ISA PNP features invisible
291 v3_generic_add_port_range(generic, 0x274, 0x277, GENERIC_PRINT_AND_IGNORE);
292 v3_generic_add_port_range(generic, 0x279, 0x279, GENERIC_PRINT_AND_IGNORE);
293 v3_generic_add_port_range(generic, 0xa79, 0xa79, GENERIC_PRINT_AND_IGNORE);
298 // Monitor any network card (realtek ne2000) operations
299 v3_generic_add_port_range(generic, 0xc100, 0xc1ff, GENERIC_PRINT_AND_PASSTHROUGH);
304 // Make any Bus master ide controller invisible
306 v3_generic_add_port_range(generic, 0xc000, 0xc00f, GENERIC_PRINT_AND_IGNORE);
310 // v3_generic_add_port_range(generic, 0x378, 0x400, GENERIC_PRINT_AND_IGNORE);
316 v3_attach_device(info, nvram);
317 //v3_attach_device(info, timer);
318 v3_attach_device(info, pic);
319 v3_attach_device(info, pit);
320 v3_attach_device(info, keyboard);
321 // v3_attach_device(info, serial);
324 v3_attach_device(info, ramdisk);
328 // Important that this be attached last!
329 v3_attach_device(info, generic);
332 PrintDebugDevMgr(info);
335 // give keyboard interrupts to vm
336 // no longer needed since we have a keyboard device
337 //hook_irq(&vm_info, 1);
340 // give floppy controller to vm
341 v3_hook_irq_for_guest_injection(info, 6);
347 v3_hook_irq_for_guest_injection(info, 14);
350 v3_hook_irq_for_guest_injection(info, 15);
353 //v3_hook_io_port(info, 1234, &IO_Read, NULL, info);
356 info->vm_regs.rsp = 0x0;