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>
16 #include <devices/ramdisk.h>
24 static int mem_test_read(addr_t guest_addr, void * dst, uint_t length, void * priv_data) {
28 memcpy(dst, &foo, length);
30 PrintDebug("Passthrough mem read returning: %d (length=%d)\n", foo + (guest_addr & 0xfff), length);
34 static int passthrough_mem_read(addr_t guest_addr, void * dst, uint_t length, void * priv_data) {
35 memcpy(dst, (void*)guest_addr, length);
39 static int passthrough_mem_write(addr_t guest_addr, void * src, uint_t length, void * priv_data) {
40 memcpy((void*)guest_addr, src, length);
45 /*static int IO_Read(ushort_t port, void * dst, uint_t length, void * priv_data) {
47 struct guest_info * info = priv_data;
48 ulong_t tsc_spread = 0;
49 ullong_t exit_tsc = 0;
52 *(ulong_t *)(&exit_tsc) = info->vm_regs.rbx;
53 *(ulong_t *)((&exit_tsc) + 4) = info->vm_regs.rcx;
54 tsc_spread = info->exit_tsc - exit_tsc;
56 PrintError("IOREAD tsc diff = %lu\n",tsc_spread);
64 int config_guest(struct guest_info * info, void * config_ptr) {
66 struct guest_mem_layout * layout = (struct guest_mem_layout *)config_ptr;
67 extern v3_cpu_arch_t v3_cpu_type;
71 int use_ramdisk = USE_RAMDISK;
72 int use_generic = USE_GENERIC;
76 init_shadow_map(info);
78 if (v3_cpu_type == V3_SVM_REV3_CPU) {
79 info->shdw_pg_mode = NESTED_PAGING;
81 init_shadow_page_state(info);
82 info->shdw_pg_mode = SHADOW_PAGING;
85 info->cpu_mode = REAL;
86 info->mem_mode = PHYSICAL_MEM;
89 init_vmm_io_map(info);
90 init_interrupt_state(info);
97 // SerialPrint("Guest Mem Dump at 0x%x\n", 0x100000);
98 //PrintDebugMemDump((unsigned char *)(0x100000), 261 * 1024);
99 if (layout->magic != MAGIC_CODE) {
101 PrintDebug("Layout Magic Mismatch (0x%x)\n", layout->magic);
105 PrintDebug("%d layout regions\n", layout->num_regions);
107 region_start = (void *)&(layout->regions[layout->num_regions]);
109 PrintDebug("region start = 0x%x\n", region_start);
111 for (i = 0; i < layout->num_regions; i++) {
112 struct layout_region * reg = &(layout->regions[i]);
113 uint_t num_pages = (reg->length / PAGE_SIZE) + ((reg->length % PAGE_SIZE) ? 1 : 0);
114 void * guest_mem = V3_AllocPages(num_pages);
116 PrintDebug("Layout Region %d bytes\n", reg->length);
117 memcpy(guest_mem, region_start, reg->length);
119 PrintDebugMemDump((unsigned char *)(guest_mem), 16);
121 add_shadow_region_passthrough(info, reg->final_addr, reg->final_addr + (num_pages * PAGE_SIZE), (addr_t)guest_mem);
123 PrintDebug("Adding Shadow Region (0x%x-0x%x) -> 0x%x\n", reg->final_addr, reg->final_addr + (num_pages * PAGE_SIZE), guest_mem);
125 region_start += reg->length;
129 add_shadow_region_passthrough(info, 0x0, 0xa0000, (addr_t)V3_AllocPages(160));
132 add_shadow_region_passthrough(info, 0xa0000, 0xc0000, 0xa0000);
134 hook_guest_mem(info, 0xa0000, 0xc0000, passthrough_mem_read, passthrough_mem_write, NULL);
138 //add_shadow_region_passthrough(info, 0xc0000, 0xc8000, 0xc0000);
141 add_shadow_region_passthrough(info, 0xc7000, 0xc8000, (addr_t)V3_AllocPages(1));
142 if (add_shadow_region_passthrough(info, 0xc8000, 0xf0000, (addr_t)V3_AllocPages(40)) == -1) {
143 PrintDebug("Error adding shadow region\n");
146 add_shadow_region_passthrough(info, 0xc0000, 0xc8000, 0xc0000);
147 add_shadow_region_passthrough(info, 0xc8000, 0xf0000, 0xc8000);
152 add_shadow_region_passthrough(info, 0x100000, 0x1000000, (addr_t)V3_AllocPages(4096));
154 /* MEMORY HOOK TEST */
155 add_shadow_region_passthrough(info, 0x100000, 0xa00000, (addr_t)V3_AllocPages(2304));
156 hook_guest_mem(info, 0xa00000, 0xa01000, mem_test_read, passthrough_mem_write, NULL);
157 add_shadow_region_passthrough(info, 0xa01000, 0x1000000, (addr_t)V3_AllocPages(1791));
160 add_shadow_region_passthrough(info, 0x1000000, 0x8000000, (addr_t)V3_AllocPages(32768));
162 // test - give linux accesss to PCI space - PAD
163 add_shadow_region_passthrough(info, 0xc0000000,0xffffffff,0xc0000000);
166 print_shadow_map(&(info->mem_map));
170 struct vm_device * ramdisk = NULL;
171 struct vm_device * nvram = create_nvram();
172 //struct vm_device * timer = create_timer();
173 struct vm_device * pic = create_pic();
174 struct vm_device * keyboard = create_keyboard();
175 struct vm_device * pit = create_pit();
176 //struct vm_device * serial = create_serial();
177 struct vm_device * generic = NULL;
182 PrintDebug("Creating Ramdisk\n");
183 ramdisk = create_ramdisk();
188 PrintDebug("Creating Generic Device\n");
189 generic = create_generic();
191 // Make the DMA controller invisible
192 v3_generic_add_port_range(generic, 0x00, 0x07, GENERIC_PRINT_AND_IGNORE); // DMA 1 channels 0,1,2,3 (address, counter)
193 v3_generic_add_port_range(generic, 0xc0, 0xc7, GENERIC_PRINT_AND_IGNORE); // DMA 2 channels 4,5,6,7 (address, counter)
194 v3_generic_add_port_range(generic, 0x87, 0x87, GENERIC_PRINT_AND_IGNORE); // DMA 1 channel 0 page register
195 v3_generic_add_port_range(generic, 0x83, 0x83, GENERIC_PRINT_AND_IGNORE); // DMA 1 channel 1 page register
196 v3_generic_add_port_range(generic, 0x81, 0x81, GENERIC_PRINT_AND_IGNORE); // DMA 1 channel 2 page register
197 v3_generic_add_port_range(generic, 0x82, 0x82, GENERIC_PRINT_AND_IGNORE); // DMA 1 channel 3 page register
198 v3_generic_add_port_range(generic, 0x8f, 0x8f, GENERIC_PRINT_AND_IGNORE); // DMA 2 channel 4 page register
199 v3_generic_add_port_range(generic, 0x8b, 0x8b, GENERIC_PRINT_AND_IGNORE); // DMA 2 channel 5 page register
200 v3_generic_add_port_range(generic, 0x89, 0x89, GENERIC_PRINT_AND_IGNORE); // DMA 2 channel 6 page register
201 v3_generic_add_port_range(generic, 0x8a, 0x8a, GENERIC_PRINT_AND_IGNORE); // DMA 2 channel 7 page register
202 v3_generic_add_port_range(generic, 0x08, 0x0f, GENERIC_PRINT_AND_IGNORE); // DMA 1 misc registers (csr, req, smask,mode,clearff,reset,enable,mmask)
203 v3_generic_add_port_range(generic, 0xd0, 0xde, GENERIC_PRINT_AND_IGNORE); // DMA 2 misc registers
208 // Make the Serial ports invisible
210 v3_generic_add_port_range(generic, 0x3f8, 0x3f8+7, GENERIC_PRINT_AND_IGNORE); // COM 1
211 v3_generic_add_port_range(generic, 0x2f8, 0x2f8+7, GENERIC_PRINT_AND_IGNORE); // COM 2
216 v3_generic_add_port_range(generic, 0x3e8, 0x3e8+7, GENERIC_PRINT_AND_IGNORE); // COM 3
217 v3_generic_add_port_range(generic, 0x2e8, 0x2e8+7, GENERIC_PRINT_AND_IGNORE); // COM 4
222 // Make the PCI bus invisible (at least it's configuration)
224 v3_generic_add_port_range(generic, 0xcf8, 0xcf8, GENERIC_PRINT_AND_IGNORE); // PCI Config Address
225 v3_generic_add_port_range(generic, 0xcfc, 0xcfc, GENERIC_PRINT_AND_IGNORE); // PCI Config Data
231 // Monitor the IDE controllers (very slow)
232 v3_generic_add_port_range(generic, 0x170, 0x178, GENERIC_PRINT_AND_PASSTHROUGH); // IDE 1
233 v3_generic_add_port_range(generic, 0x376, 0x377, GENERIC_PRINT_AND_PASSTHROUGH); // IDE 1
237 v3_generic_add_port_range(generic, 0x1f0, 0x1f8, GENERIC_PRINT_AND_PASSTHROUGH); // IDE 0
238 v3_generic_add_port_range(generic, 0x3f6, 0x3f7, GENERIC_PRINT_AND_PASSTHROUGH); // IDE 0
244 // Make the floppy controllers invisible
246 v3_generic_add_port_range(generic, 0x3f0, 0x3f2, GENERIC_PRINT_AND_IGNORE); // Primary floppy controller (base,statusa/statusb,DOR)
247 v3_generic_add_port_range(generic, 0x3f4, 0x3f5, GENERIC_PRINT_AND_IGNORE); // Primary floppy controller (mainstat/datarate,data)
248 v3_generic_add_port_range(generic, 0x3f7, 0x3f7, GENERIC_PRINT_AND_IGNORE); // Primary floppy controller (DIR)
249 v3_generic_add_port_range(generic, 0x370, 0x372, GENERIC_PRINT_AND_IGNORE); // Secondary floppy controller (base,statusa/statusb,DOR)
250 v3_generic_add_port_range(generic, 0x374, 0x375, GENERIC_PRINT_AND_IGNORE); // Secondary floppy controller (mainstat/datarate,data)
251 v3_generic_add_port_range(generic, 0x377, 0x377, GENERIC_PRINT_AND_IGNORE); // Secondary floppy controller (DIR)
257 // Make the parallel port invisible
259 v3_generic_add_port_range(generic, 0x378, 0x37f, GENERIC_PRINT_AND_IGNORE);
265 // Monitor graphics card operations
267 v3_generic_add_port_range(generic, 0x3b0, 0x3bb, GENERIC_PRINT_AND_PASSTHROUGH);
268 v3_generic_add_port_range(generic, 0x3c0, 0x3df, GENERIC_PRINT_AND_PASSTHROUGH);
274 // Make the ISA PNP features invisible
276 v3_generic_add_port_range(generic, 0x274, 0x277, GENERIC_PRINT_AND_IGNORE);
277 v3_generic_add_port_range(generic, 0x279, 0x279, GENERIC_PRINT_AND_IGNORE);
278 v3_generic_add_port_range(generic, 0xa79, 0xa79, GENERIC_PRINT_AND_IGNORE);
283 // Monitor any network card (realtek ne2000) operations
284 v3_generic_add_port_range(generic, 0xc100, 0xc1ff, GENERIC_PRINT_AND_PASSTHROUGH);
289 // Make any Bus master ide controller invisible
291 v3_generic_add_port_range(generic, 0xc000, 0xc00f, GENERIC_PRINT_AND_IGNORE);
295 // v3_generic_add_port_range(generic, 0x378, 0x400, GENERIC_PRINT_AND_IGNORE);
301 v3_attach_device(info, nvram);
302 //v3_attach_device(info, timer);
303 v3_attach_device(info, pic);
304 v3_attach_device(info, pit);
305 v3_attach_device(info, keyboard);
306 // v3_attach_device(info, serial);
309 v3_attach_device(info, ramdisk);
313 // Important that this be attached last!
314 v3_attach_device(info, generic);
317 PrintDebugDevMgr(info);
320 // give keyboard interrupts to vm
321 // no longer needed since we have a keyboard device
322 //hook_irq(&vm_info, 1);
325 // give floppy controller to vm
326 v3_hook_irq_for_guest_injection(info, 6);
332 v3_hook_irq_for_guest_injection(info, 14);
335 v3_hook_irq_for_guest_injection(info, 15);
338 //v3_hook_io_port(info, 1234, &IO_Read, NULL, info);
341 info->vm_regs.rsp = 0x0;