graphics/vesa/patch.cpp

82 	uint8_t* bios = (uint8_t*)sBIOSModule->virtual_address(state, kBiosBase);
83 	uint8_t* biosEnd = bios + kBiosSize;
86 	while (bios < biosEnd) {
87 		bios = (uint8_t*)memmem(bios, biosEnd - bios, knownMode, sizeof(knownMode));
88 		if (bios == NULL)
90 		memcpy(bios, &timing, sizeof(timing));
91 		bios += sizeof(timing);
200 	uint8_t* bios = biosBase;
201 	while (bios < biosEnd) {
202 		bios = (uint8_t*)memmem(bios, biosEnd - bios, knownMode.patch0, sizeof(knownMode.patch0));
203 		if (bios == NULL)
205 		memcpy(bios, allowedModes[i].patch0, sizeof(allowedModes[i].patch0));
206 		bios += sizeof(knownMode.patch0);
212 	bios = biosBase;
213 	while (bios < biosEnd) {
214 		bios = (uint8_t*)memmem(bios, biosEnd - bios, knownMode.patch1, sizeof(knownMode.patch1));
215 		if (bios == NULL)
217 		memcpy(bios, allowedModes[i].patch1, sizeof(allowedModes[i].patch1));
218 		bios += sizeof(knownMode.patch1);
224 	bios = biosBase;
225 	while (bios < biosEnd) {
226 		bios = (uint8_t*)memmem(bios, biosEnd - bios, knownMode.patch2, sizeof(knownMode.patch2));
227 		if (bios == NULL)
229 		memcpy(bios, allowedModes[i].patch2, sizeof(allowedModes[i].patch2));
230 		bios += sizeof(knownMode.patch2);
236 	bios = biosBase;
237 	while (bios < biosEnd) {
238 		bios = (uint8_t*)memmem(bios, biosEnd - bios, knownMode.patch3, sizeof(knownMode.patch3));
239 		if (bios == NULL)
241 		memcpy(bios, allowedModes[i].patch3, sizeof(allowedModes[i].patch3));
242 		bios += sizeof(knownMode.patch3);
259 	uint8_t* bios = (uint8_t*)sBIOSModule->virtual_address(state, kBiosBase);
261 	ATOM_MODE_TIMING* timing = (ATOM_MODE_TIMING*)(bios + info.shared_info->mode_table_offset);
286 	uint8_t* bios = (uint8_t*)sBIOSModule->virtual_address(state, kBiosBase);
288 	ATOM_DTD_FORMAT* timing = (ATOM_DTD_FORMAT*)(bios + info.shared_info->mode_table_offset);
317 	uint8_t* bios = (uint8_t*)sBIOSModule->virtual_address(state, kBiosBase);
322 	ATOM_ROM_HEADER* atomRomHeader = (ATOM_ROM_HEADER*)(bios + kAtomBiosHeaderOffset);
326 	if (*(uint16*)(bios + 0x44) == 0x8086) {
334 		ATOM_MASTER_DATA_TABLE* masterDataTable = (ATOM_MASTER_DATA_TABLE*)(bios
337 		ATOM_ANALOG_TV_INFO* standardVesaTable = (ATOM_ANALOG_TV_INFO*)(bios
340 		sharedInfo->mode_table_offset = (uint8*)&standardVesaTable->aModeTimings - bios;
348 	} else if (memmem(bios, 512, "NVID", 4) != NULL) {
378 	// Patch bios to inject custom video mode