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>
32 #include <devices/cdrom.h>
33 #include <devices/bochs_debug.h>
36 #include <palacios/vmm_host_events.h>
41 #define ROMBIOS_START 0x000f0000
42 #define VGABIOS_START 0x000c0000
47 static int mem_test_read(addr_t guest_addr, void * dst, uint_t length, void * priv_data) {
51 memcpy(dst, &foo, length);
53 PrintDebug("Passthrough mem read returning: %p (length=%d)\n", (void *)(foo + (guest_addr & 0xfff)), length);
57 static int passthrough_mem_read(addr_t guest_addr, void * dst, uint_t length, void * priv_data) {
58 memcpy(dst, (void*)guest_addr, length);
62 static int passthrough_mem_write(addr_t guest_addr, void * src, uint_t length, void * priv_data) {
63 memcpy((void*)guest_addr, src, length);
69 int v3_config_guest(struct guest_info * info, struct v3_vm_config * config_ptr) {
70 extern v3_cpu_arch_t v3_cpu_type;
73 int use_ramdisk = config_ptr->use_ramdisk;
74 int use_generic = USE_GENERIC;
78 init_shadow_map(info);
80 if (v3_cpu_type == V3_SVM_REV3_CPU) {
81 info->shdw_pg_mode = NESTED_PAGING;
83 v3_init_shadow_page_state(info);
84 info->shdw_pg_mode = SHADOW_PAGING;
87 info->cpu_mode = REAL;
88 info->mem_mode = PHYSICAL_MEM;
91 v3_init_vmm_io_map(info);
92 v3_init_interrupt_state(info);
94 v3_init_dev_mgr(info);
96 v3_init_emulator(info);
98 v3_init_host_events(info);
104 uint_t num_pages = (config_ptr->rombios_size + PAGE_SIZE - 1) / PAGE_SIZE;
105 void * guest_mem = V3_AllocPages(num_pages);
107 PrintDebug("Layout Region %d bytes\n", config_ptr->rombios_size);
108 memcpy(V3_VAddr(guest_mem), config_ptr->rombios, config_ptr->rombios_size);
110 add_shadow_region_passthrough(info, ROMBIOS_START, ROMBIOS_START + (num_pages * PAGE_SIZE), (addr_t)guest_mem);
112 PrintDebug("Adding Shadow Region (0x%p-0x%p) -> 0x%p\n",
113 (void *)ROMBIOS_START,
114 (void *)ROMBIOS_START + (num_pages * PAGE_SIZE),
121 uint_t num_pages = (config_ptr->vgabios_size + PAGE_SIZE - 1) / PAGE_SIZE;
122 void * guest_mem = V3_AllocPages(num_pages);
124 PrintDebug("Layout Region %d bytes\n", config_ptr->vgabios_size);
125 memcpy(V3_VAddr(guest_mem), config_ptr->vgabios, config_ptr->vgabios_size);
127 add_shadow_region_passthrough(info, VGABIOS_START, VGABIOS_START + (num_pages * PAGE_SIZE), (addr_t)guest_mem);
129 PrintDebug("Adding Shadow Region (0x%p-0x%p) -> 0x%p\n",
130 (void *)VGABIOS_START,
131 (void *)VGABIOS_START + (num_pages * PAGE_SIZE),
136 add_shadow_region_passthrough(info, 0x0, 0xa0000, (addr_t)V3_AllocPages(160));
139 add_shadow_region_passthrough(info, 0xa0000, 0xc0000, 0xa0000);
141 hook_guest_mem(info, 0xa0000, 0xc0000, passthrough_mem_read, passthrough_mem_write, NULL);
145 //add_shadow_region_passthrough(info, 0xc0000, 0xc8000, 0xc0000);
148 add_shadow_region_passthrough(info, 0xc7000, 0xc8000, (addr_t)V3_AllocPages(1));
149 if (add_shadow_region_passthrough(info, 0xc8000, 0xf0000, (addr_t)V3_AllocPages(40)) == -1) {
150 PrintDebug("Error adding shadow region\n");
153 add_shadow_region_passthrough(info, 0xc0000, 0xc8000, 0xc0000);
154 add_shadow_region_passthrough(info, 0xc8000, 0xf0000, 0xc8000);
159 add_shadow_region_passthrough(info, 0x100000, 0x1000000, (addr_t)V3_AllocPages(4096));
161 /* MEMORY HOOK TEST */
162 add_shadow_region_passthrough(info, 0x100000, 0xa00000, (addr_t)V3_AllocPages(2304));
163 hook_guest_mem(info, 0xa00000, 0xa01000, mem_test_read, passthrough_mem_write, NULL);
164 add_shadow_region_passthrough(info, 0xa01000, 0x1000000, (addr_t)V3_AllocPages(1791));
167 add_shadow_region_passthrough(info, 0x1000000, 0x8000000, (addr_t)V3_AllocPages(32768));
169 // test - give linux accesss to PCI space - PAD
170 add_shadow_region_passthrough(info, 0xc0000000,0xffffffff,0xc0000000);
173 print_shadow_map(&(info->mem_map));
176 struct vm_device * ramdisk = NULL;
177 struct vm_device * cdrom = NULL;
178 struct vm_device * nvram = v3_create_nvram();
179 //struct vm_device * timer = v3_create_timer();
180 struct vm_device * pic = v3_create_pic();
181 struct vm_device * keyboard = v3_create_keyboard();
182 struct vm_device * pit = v3_create_pit();
183 struct vm_device * bochs_debug = v3_create_bochs_debug();
185 //struct vm_device * serial = v3_create_serial();
186 struct vm_device * generic = NULL;
192 PrintDebug("Creating Ramdisk\n");
193 ramdisk = v3_create_ramdisk();
194 cdrom = v3_create_cdrom(ramdisk, config_ptr->ramdisk, config_ptr->ramdisk_size);
199 PrintDebug("Creating Generic Device\n");
200 generic = v3_create_generic();
202 // Make the DMA controller invisible
203 v3_generic_add_port_range(generic, 0x00, 0x07, GENERIC_PRINT_AND_IGNORE); // DMA 1 channels 0,1,2,3 (address, counter)
204 v3_generic_add_port_range(generic, 0xc0, 0xc7, GENERIC_PRINT_AND_IGNORE); // DMA 2 channels 4,5,6,7 (address, counter)
205 v3_generic_add_port_range(generic, 0x87, 0x87, GENERIC_PRINT_AND_IGNORE); // DMA 1 channel 0 page register
206 v3_generic_add_port_range(generic, 0x83, 0x83, GENERIC_PRINT_AND_IGNORE); // DMA 1 channel 1 page register
207 v3_generic_add_port_range(generic, 0x81, 0x81, GENERIC_PRINT_AND_IGNORE); // DMA 1 channel 2 page register
208 v3_generic_add_port_range(generic, 0x82, 0x82, GENERIC_PRINT_AND_IGNORE); // DMA 1 channel 3 page register
209 v3_generic_add_port_range(generic, 0x8f, 0x8f, GENERIC_PRINT_AND_IGNORE); // DMA 2 channel 4 page register
210 v3_generic_add_port_range(generic, 0x8b, 0x8b, GENERIC_PRINT_AND_IGNORE); // DMA 2 channel 5 page register
211 v3_generic_add_port_range(generic, 0x89, 0x89, GENERIC_PRINT_AND_IGNORE); // DMA 2 channel 6 page register
212 v3_generic_add_port_range(generic, 0x8a, 0x8a, GENERIC_PRINT_AND_IGNORE); // DMA 2 channel 7 page register
213 v3_generic_add_port_range(generic, 0x08, 0x0f, GENERIC_PRINT_AND_IGNORE); // DMA 1 misc registers (csr, req, smask,mode,clearff,reset,enable,mmask)
214 v3_generic_add_port_range(generic, 0xd0, 0xde, GENERIC_PRINT_AND_IGNORE); // DMA 2 misc registers
219 // Make the Serial ports invisible
221 v3_generic_add_port_range(generic, 0x3f8, 0x3f8+7, GENERIC_PRINT_AND_IGNORE); // COM 1
222 v3_generic_add_port_range(generic, 0x2f8, 0x2f8+7, GENERIC_PRINT_AND_IGNORE); // COM 2
227 v3_generic_add_port_range(generic, 0x3e8, 0x3e8+7, GENERIC_PRINT_AND_IGNORE); // COM 3
228 v3_generic_add_port_range(generic, 0x2e8, 0x2e8+7, GENERIC_PRINT_AND_IGNORE); // COM 4
233 // Make the PCI bus invisible (at least it's configuration)
235 v3_generic_add_port_range(generic, 0xcf8, 0xcf8, GENERIC_PRINT_AND_IGNORE); // PCI Config Address
236 v3_generic_add_port_range(generic, 0xcfc, 0xcfc, GENERIC_PRINT_AND_IGNORE); // PCI Config Data
242 // Monitor the IDE controllers (very slow)
243 v3_generic_add_port_range(generic, 0x170, 0x178, GENERIC_PRINT_AND_PASSTHROUGH); // IDE 1
244 v3_generic_add_port_range(generic, 0x376, 0x377, GENERIC_PRINT_AND_PASSTHROUGH); // IDE 1
248 v3_generic_add_port_range(generic, 0x1f0, 0x1f8, GENERIC_PRINT_AND_PASSTHROUGH); // IDE 0
249 v3_generic_add_port_range(generic, 0x3f6, 0x3f7, GENERIC_PRINT_AND_PASSTHROUGH); // IDE 0
255 // Make the floppy controllers invisible
257 v3_generic_add_port_range(generic, 0x3f0, 0x3f2, GENERIC_PRINT_AND_IGNORE); // Primary floppy controller (base,statusa/statusb,DOR)
258 v3_generic_add_port_range(generic, 0x3f4, 0x3f5, GENERIC_PRINT_AND_IGNORE); // Primary floppy controller (mainstat/datarate,data)
259 v3_generic_add_port_range(generic, 0x3f7, 0x3f7, GENERIC_PRINT_AND_IGNORE); // Primary floppy controller (DIR)
260 v3_generic_add_port_range(generic, 0x370, 0x372, GENERIC_PRINT_AND_IGNORE); // Secondary floppy controller (base,statusa/statusb,DOR)
261 v3_generic_add_port_range(generic, 0x374, 0x375, GENERIC_PRINT_AND_IGNORE); // Secondary floppy controller (mainstat/datarate,data)
262 v3_generic_add_port_range(generic, 0x377, 0x377, GENERIC_PRINT_AND_IGNORE); // Secondary floppy controller (DIR)
268 // Make the parallel port invisible
270 v3_generic_add_port_range(generic, 0x378, 0x37f, GENERIC_PRINT_AND_IGNORE);
276 // Monitor graphics card operations
278 v3_generic_add_port_range(generic, 0x3b0, 0x3bb, GENERIC_PRINT_AND_PASSTHROUGH);
279 v3_generic_add_port_range(generic, 0x3c0, 0x3df, GENERIC_PRINT_AND_PASSTHROUGH);
285 // Make the ISA PNP features invisible
287 v3_generic_add_port_range(generic, 0x274, 0x277, GENERIC_PRINT_AND_IGNORE);
288 v3_generic_add_port_range(generic, 0x279, 0x279, GENERIC_PRINT_AND_IGNORE);
289 v3_generic_add_port_range(generic, 0xa79, 0xa79, GENERIC_PRINT_AND_IGNORE);
294 // Monitor any network card (realtek ne2000) operations
295 v3_generic_add_port_range(generic, 0xc100, 0xc1ff, GENERIC_PRINT_AND_PASSTHROUGH);
300 // Make any Bus master ide controller invisible
302 v3_generic_add_port_range(generic, 0xc000, 0xc00f, GENERIC_PRINT_AND_IGNORE);
306 // v3_generic_add_port_range(generic, 0x378, 0x400, GENERIC_PRINT_AND_IGNORE);
312 v3_attach_device(info, nvram);
313 //v3_attach_device(info, timer);
314 v3_attach_device(info, pic);
315 v3_attach_device(info, pit);
316 v3_attach_device(info, keyboard);
317 // v3_attach_device(info, serial);
318 v3_attach_device(info, bochs_debug);
321 v3_attach_device(info, ramdisk);
322 v3_attach_device(info, cdrom);
326 // Important that this be attached last!
327 v3_attach_device(info, generic);
330 PrintDebugDevMgr(info);
333 // give keyboard interrupts to vm
334 // no longer needed since we have a keyboard device
335 //hook_irq(&vm_info, 1);
338 // give floppy controller to vm
339 v3_hook_passthrough_irq(info, 6);
344 PrintDebug("Hooking IDE IRQs\n");
347 v3_hook_passthrough_irq(info, 14);
350 v3_hook_passthrough_irq(info, 15);
353 //v3_hook_io_port(info, 1234, &IO_Read, NULL, info);
356 info->vm_regs.rsp = 0x0;