1 /* (c) 2008, Jack Lange <jarusl@cs.northwestern.edu> */
2 /* (c) 2008, The V3VEE Project <http://www.v3vee.org> */
5 #include <palacios/vmm_config.h>
6 #include <palacios/vmm.h>
7 #include <palacios/vmm_debug.h>
10 #include <devices/serial.h>
11 #include <devices/keyboard.h>
12 #include <devices/8259a.h>
13 #include <devices/8254.h>
14 #include <devices/nvram.h>
15 #include <devices/generic.h>
19 #include <devices/ramdisk.h>
23 static int mem_test_read(addr_t guest_addr, void * dst, uint_t length, void * priv_data) {
27 memcpy(dst, &foo, length);
29 PrintDebug("Passthrough mem read returning: %d (length=%d)\n", foo + (guest_addr & 0xfff), length);
33 static int passthrough_mem_read(addr_t guest_addr, void * dst, uint_t length, void * priv_data) {
34 memcpy(dst, (void*)guest_addr, length);
38 static int passthrough_mem_write(addr_t guest_addr, void * src, uint_t length, void * priv_data) {
39 memcpy((void*)guest_addr, src, length);
44 /*static int IO_Read(ushort_t port, void * dst, uint_t length, void * priv_data) {
46 struct guest_info * info = priv_data;
47 ulong_t tsc_spread = 0;
48 ullong_t exit_tsc = 0;
51 *(ulong_t *)(&exit_tsc) = info->vm_regs.rbx;
52 *(ulong_t *)((&exit_tsc) + 4) = info->vm_regs.rcx;
53 tsc_spread = info->exit_tsc - exit_tsc;
55 PrintError("IOREAD tsc diff = %lu\n",tsc_spread);
63 int config_guest(struct guest_info * info, void * config_ptr) {
65 struct guest_mem_layout * layout = (struct guest_mem_layout *)config_ptr;
66 extern v3_cpu_arch_t v3_cpu_type;
72 init_shadow_map(info);
74 if (v3_cpu_type == V3_SVM_REV3_CPU) {
75 info->shdw_pg_mode = NESTED_PAGING;
77 init_shadow_page_state(info);
78 info->shdw_pg_mode = SHADOW_PAGING;
81 info->cpu_mode = REAL;
82 info->mem_mode = PHYSICAL_MEM;
85 init_vmm_io_map(info);
86 init_interrupt_state(info);
93 // SerialPrint("Guest Mem Dump at 0x%x\n", 0x100000);
94 //PrintDebugMemDump((unsigned char *)(0x100000), 261 * 1024);
95 if (layout->magic != MAGIC_CODE) {
97 PrintDebug("Layout Magic Mismatch (0x%x)\n", layout->magic);
101 PrintDebug("%d layout regions\n", layout->num_regions);
103 region_start = (void *)&(layout->regions[layout->num_regions]);
105 PrintDebug("region start = 0x%x\n", region_start);
107 for (i = 0; i < layout->num_regions; i++) {
108 struct layout_region * reg = &(layout->regions[i]);
109 uint_t num_pages = (reg->length / PAGE_SIZE) + ((reg->length % PAGE_SIZE) ? 1 : 0);
110 void * guest_mem = V3_AllocPages(num_pages);
112 PrintDebug("Layout Region %d bytes\n", reg->length);
113 memcpy(guest_mem, region_start, reg->length);
115 PrintDebugMemDump((unsigned char *)(guest_mem), 16);
117 add_shadow_region_passthrough(info, reg->final_addr, reg->final_addr + (num_pages * PAGE_SIZE), (addr_t)guest_mem);
119 PrintDebug("Adding Shadow Region (0x%x-0x%x) -> 0x%x\n", reg->final_addr, reg->final_addr + (num_pages * PAGE_SIZE), guest_mem);
121 region_start += reg->length;
125 add_shadow_region_passthrough(info, 0x0, 0xa0000, (addr_t)V3_AllocPages(160));
128 add_shadow_region_passthrough(info, 0xa0000, 0xc0000, 0xa0000);
130 hook_guest_mem(info, 0xa0000, 0xc0000, passthrough_mem_read, passthrough_mem_write, NULL);
134 //add_shadow_region_passthrough(info, 0xc0000, 0xc8000, 0xc0000);
137 add_shadow_region_passthrough(info, 0xc7000, 0xc8000, (addr_t)V3_AllocPages(1));
138 if (add_shadow_region_passthrough(info, 0xc8000, 0xf0000, (addr_t)V3_AllocPages(40)) == -1) {
139 PrintDebug("Error adding shadow region\n");
142 add_shadow_region_passthrough(info, 0xc0000, 0xc8000, 0xc0000);
143 add_shadow_region_passthrough(info, 0xc8000, 0xf0000, 0xc8000);
148 add_shadow_region_passthrough(info, 0x100000, 0x1000000, (addr_t)V3_AllocPages(4096));
150 /* MEMORY HOOK TEST */
151 add_shadow_region_passthrough(info, 0x100000, 0xa00000, (addr_t)V3_AllocPages(2304));
152 hook_guest_mem(info, 0xa00000, 0xa01000, mem_test_read, passthrough_mem_write, NULL);
153 add_shadow_region_passthrough(info, 0xa01000, 0x1000000, (addr_t)V3_AllocPages(1791));
156 add_shadow_region_passthrough(info, 0x1000000, 0x8000000, (addr_t)V3_AllocPages(32768));
158 // test - give linux accesss to PCI space - PAD
159 add_shadow_region_passthrough(info, 0xc0000000,0xffffffff,0xc0000000);
162 print_shadow_map(&(info->mem_map));
167 struct vm_device * nvram = create_nvram();
168 //struct vm_device * timer = create_timer();
169 struct vm_device * pic = create_pic();
170 struct vm_device * keyboard = create_keyboard();
171 struct vm_device * pit = create_pit();
172 //struct vm_device * serial = create_serial();
177 struct vm_device * ramdisk = create_ramdisk();
183 generic_port_range_type range[] = {
185 // Make the DMA controller invisible
187 {0x00, 0x07, GENERIC_PRINT_AND_IGNORE}, // DMA 1 channels 0,1,2,3 (address, counter)
188 {0xc0, 0xc7, GENERIC_PRINT_AND_IGNORE}, // DMA 2 channels 4,5,6,7 (address, counter)
189 {0x87, 0x87, GENERIC_PRINT_AND_IGNORE}, // DMA 1 channel 0 page register
190 {0x83, 0x83, GENERIC_PRINT_AND_IGNORE}, // DMA 1 channel 1 page register
191 {0x81, 0x81, GENERIC_PRINT_AND_IGNORE}, // DMA 1 channel 2 page register
192 {0x82, 0x82, GENERIC_PRINT_AND_IGNORE}, // DMA 1 channel 3 page register
193 {0x8f, 0x8f, GENERIC_PRINT_AND_IGNORE}, // DMA 2 channel 4 page register
194 {0x8b, 0x8b, GENERIC_PRINT_AND_IGNORE}, // DMA 2 channel 5 page register
195 {0x89, 0x89, GENERIC_PRINT_AND_IGNORE}, // DMA 2 channel 6 page register
196 {0x8a, 0x8a, GENERIC_PRINT_AND_IGNORE}, // DMA 2 channel 7 page register
197 {0x08, 0x0f, GENERIC_PRINT_AND_IGNORE}, // DMA 1 misc registers (csr, req, smask,mode,clearff,reset,enable,mmask)
198 {0xd0, 0xde, GENERIC_PRINT_AND_IGNORE}, // DMA 2 misc registers
203 // Make the Serial ports invisible
205 {0x3f8, 0x3f8+7, GENERIC_PRINT_AND_IGNORE}, // COM 1
206 {0x2f8, 0x2f8+7, GENERIC_PRINT_AND_IGNORE}, // COM 2
210 #ifndef DEBUG_RAMDISK
212 {0x3e8, 0x3e8+7, GENERIC_PRINT_AND_IGNORE}, // COM 3
213 {0x2e8, 0x2e8+7, GENERIC_PRINT_AND_IGNORE}, // COM 4
218 // Make the PCI bus invisible (at least it's configuration)
220 {0xcf8, 0xcf8, GENERIC_PRINT_AND_IGNORE}, // PCI Config Address
221 {0xcfc, 0xcfc, GENERIC_PRINT_AND_IGNORE}, // PCI Config Data
227 // Monitor the IDE controllers (very slow)
229 {0x170, 0x178, GENERIC_PRINT_AND_PASSTHROUGH}, // IDE 1
230 {0x376, 0x377, GENERIC_PRINT_AND_PASSTHROUGH}, // IDE 1
235 {0x1f0, 0x1f8, GENERIC_PRINT_AND_PASSTHROUGH}, // IDE 0
236 {0x3f6, 0x3f7, GENERIC_PRINT_AND_PASSTHROUGH}, // IDE 0
242 // Make the floppy controllers invisible
244 {0x3f0, 0x3f2, GENERIC_PRINT_AND_IGNORE}, // Primary floppy controller (base,statusa/statusb,DOR)
245 {0x3f4, 0x3f5, GENERIC_PRINT_AND_IGNORE}, // Primary floppy controller (mainstat/datarate,data)
246 {0x3f7, 0x3f7, GENERIC_PRINT_AND_IGNORE}, // Primary floppy controller (DIR)
247 {0x370, 0x372, GENERIC_PRINT_AND_IGNORE}, // Secondary floppy controller (base,statusa/statusb,DOR)
248 {0x374, 0x375, GENERIC_PRINT_AND_IGNORE}, // Secondary floppy controller (mainstat/datarate,data)
249 {0x377, 0x377, GENERIC_PRINT_AND_IGNORE}, // Secondary floppy controller (DIR)
255 // Make the parallel port invisible
257 {0x378, 0x37f, GENERIC_PRINT_AND_IGNORE},
263 // Monitor graphics card operations
265 {0x3b0, 0x3bb, GENERIC_PRINT_AND_PASSTHROUGH},
266 {0x3c0, 0x3df, GENERIC_PRINT_AND_PASSTHROUGH},
272 // Make the ISA PNP features invisible
274 {0x274, 0x277, GENERIC_PRINT_AND_IGNORE},
275 {0x279, 0x279, GENERIC_PRINT_AND_IGNORE},
276 {0xa79, 0xa79, GENERIC_PRINT_AND_IGNORE},
281 // Monitor any network card (realtek ne2000) operations
282 {0xc100, 0xc1ff, GENERIC_PRINT_AND_PASSTHROUGH},
287 // Make any Bus master ide controller invisible
289 {0xc000, 0xc00f, GENERIC_PRINT_AND_IGNORE},
293 // {0x378, 0x400, GENERIC_PRINT_AND_IGNORE}
295 {0,0,0}, // sentinal - must be last
300 struct vm_device * generic = create_generic(range, NULL, NULL);
304 v3_attach_device(info, nvram);
305 //v3_attach_device(info, timer);
306 v3_attach_device(info, pic);
307 v3_attach_device(info, pit);
308 v3_attach_device(info, keyboard);
309 // v3_attach_device(info, serial);
313 v3_attach_device(info, ramdisk);
317 // Important that this be attached last!
318 v3_attach_device(info, generic);
322 PrintDebugDevMgr(info);
325 // give keyboard interrupts to vm
326 // no longer needed since we have a keyboard device
327 //hook_irq(&vm_info, 1);
330 // give floppy controller to vm
331 v3_hook_irq_for_guest_injection(info, 6);
336 v3_hook_irq_for_guest_injection(info, 14);
342 v3_hook_irq_for_guest_injection(info, 15);
346 //v3_hook_io_port(info, 1234, &IO_Read, NULL, info);
349 info->vm_regs.rsp = 0x0;