45 static bool igp_read_bios_from_vram(struct radeon_device *rdev)  in igp_read_bios_from_vram()  argument
51 	if (!(rdev->flags & RADEON_IS_IGP))  in igp_read_bios_from_vram()
52 		if (!radeon_card_posted(rdev))  in igp_read_bios_from_vram()
55 	rdev->bios = NULL;  in igp_read_bios_from_vram()
56 	vram_base = pci_resource_start(rdev->pdev, 0);  in igp_read_bios_from_vram()
66 	rdev->bios = kmalloc(size, GFP_KERNEL);  in igp_read_bios_from_vram()
67 	if (rdev->bios == NULL) {  in igp_read_bios_from_vram()
71 	memcpy_fromio(rdev->bios, bios, size);  in igp_read_bios_from_vram()
76 static bool radeon_read_bios(struct radeon_device *rdev)  in radeon_read_bios()  argument
81 	rdev->bios = NULL;  in radeon_read_bios()
83 	bios = pci_map_rom(rdev->pdev, &size);  in radeon_read_bios()
92 		pci_unmap_rom(rdev->pdev, bios);  in radeon_read_bios()
95 	rdev->bios = kzalloc(size, GFP_KERNEL);  in radeon_read_bios()
96 	if (rdev->bios == NULL) {  in radeon_read_bios()
97 		pci_unmap_rom(rdev->pdev, bios);  in radeon_read_bios()
100 	memcpy_fromio(rdev->bios, bios, size);  in radeon_read_bios()
101 	pci_unmap_rom(rdev->pdev, bios);  in radeon_read_bios()
105 static bool radeon_read_platform_bios(struct radeon_device *rdev)  in radeon_read_platform_bios()  argument
110 	rdev->bios = NULL;  in radeon_read_platform_bios()
112 	bios = pci_platform_rom(rdev->pdev, &size);  in radeon_read_platform_bios()
120 	rdev->bios = kmemdup(bios, size, GFP_KERNEL);  in radeon_read_platform_bios()
121 	if (rdev->bios == NULL) {  in radeon_read_platform_bios()
176 static bool radeon_atrm_get_bios(struct radeon_device *rdev)  in radeon_atrm_get_bios()  argument
187 	if (rdev->flags & RADEON_IS_IGP)  in radeon_atrm_get_bios()
219 	rdev->bios = kmalloc(size, GFP_KERNEL);  in radeon_atrm_get_bios()
220 	if (!rdev->bios) {  in radeon_atrm_get_bios()
227 				       rdev->bios,  in radeon_atrm_get_bios()
234 	if (i == 0 || rdev->bios[0] != 0x55 || rdev->bios[1] != 0xaa) {  in radeon_atrm_get_bios()
235 		kfree(rdev->bios);  in radeon_atrm_get_bios()
241 static inline bool radeon_atrm_get_bios(struct radeon_device *rdev)  in radeon_atrm_get_bios()  argument
247 static bool ni_read_disabled_bios(struct radeon_device *rdev)  in ni_read_disabled_bios()  argument
264 	if (!ASIC_IS_NODCE(rdev)) {  in ni_read_disabled_bios()
277 	r = radeon_read_bios(rdev);  in ni_read_disabled_bios()
281 	if (!ASIC_IS_NODCE(rdev)) {  in ni_read_disabled_bios()
290 static bool r700_read_disabled_bios(struct radeon_device *rdev)  in r700_read_disabled_bios()  argument
323 	if (rdev->family == CHIP_RV730) {  in r700_read_disabled_bios()
339 	r = radeon_read_bios(rdev);  in r700_read_disabled_bios()
342 	if (rdev->family == CHIP_RV730) {  in r700_read_disabled_bios()
359 static bool r600_read_disabled_bios(struct radeon_device *rdev)  in r600_read_disabled_bios()  argument
418 	r = radeon_read_bios(rdev);  in r600_read_disabled_bios()
436 static bool avivo_read_disabled_bios(struct radeon_device *rdev)  in avivo_read_disabled_bios()  argument
482 	r = radeon_read_bios(rdev);  in avivo_read_disabled_bios()
497 static bool legacy_read_disabled_bios(struct radeon_device *rdev)  in legacy_read_disabled_bios()  argument
510 	if (rdev->flags & RADEON_IS_PCIE)  in legacy_read_disabled_bios()
519 	if (rdev->ddev->pdev->device == PCI_DEVICE_ID_ATI_RADEON_QY) {  in legacy_read_disabled_bios()
523 	if (!(rdev->flags & RADEON_SINGLE_CRTC)) {  in legacy_read_disabled_bios()
535 	if (rdev->flags & RADEON_IS_PCIE)  in legacy_read_disabled_bios()
545 	if (!(rdev->flags & RADEON_SINGLE_CRTC)) {  in legacy_read_disabled_bios()
556 	if (rdev->ddev->pdev->device == PCI_DEVICE_ID_ATI_RADEON_QY) {  in legacy_read_disabled_bios()
560 	r = radeon_read_bios(rdev);  in legacy_read_disabled_bios()
565 	if (rdev->flags & RADEON_IS_PCIE)  in legacy_read_disabled_bios()
570 	if (!(rdev->flags & RADEON_SINGLE_CRTC)) {  in legacy_read_disabled_bios()
574 	if (rdev->ddev->pdev->device == PCI_DEVICE_ID_ATI_RADEON_QY) {  in legacy_read_disabled_bios()
580 static bool radeon_read_disabled_bios(struct radeon_device *rdev)  in radeon_read_disabled_bios()  argument
582 	if (rdev->flags & RADEON_IS_IGP)  in radeon_read_disabled_bios()
583 		return igp_read_bios_from_vram(rdev);  in radeon_read_disabled_bios()
584 	else if (rdev->family >= CHIP_BARTS)  in radeon_read_disabled_bios()
585 		return ni_read_disabled_bios(rdev);  in radeon_read_disabled_bios()
586 	else if (rdev->family >= CHIP_RV770)  in radeon_read_disabled_bios()
587 		return r700_read_disabled_bios(rdev);  in radeon_read_disabled_bios()
588 	else if (rdev->family >= CHIP_R600)  in radeon_read_disabled_bios()
589 		return r600_read_disabled_bios(rdev);  in radeon_read_disabled_bios()
590 	else if (rdev->family >= CHIP_RS600)  in radeon_read_disabled_bios()
591 		return avivo_read_disabled_bios(rdev);  in radeon_read_disabled_bios()
593 		return legacy_read_disabled_bios(rdev);  in radeon_read_disabled_bios()
597 static bool radeon_acpi_vfct_bios(struct radeon_device *rdev)  in radeon_acpi_vfct_bios()  argument
625 	if (vhdr->PCIBus != rdev->pdev->bus->number ||  in radeon_acpi_vfct_bios()
626 	    vhdr->PCIDevice != PCI_SLOT(rdev->pdev->devfn) ||  in radeon_acpi_vfct_bios()
627 	    vhdr->PCIFunction != PCI_FUNC(rdev->pdev->devfn) ||  in radeon_acpi_vfct_bios()
628 	    vhdr->VendorID != rdev->pdev->vendor ||  in radeon_acpi_vfct_bios()
629 	    vhdr->DeviceID != rdev->pdev->device) {  in radeon_acpi_vfct_bios()
639 	rdev->bios = kmemdup(&vbios->VbiosContent, vhdr->ImageLength, GFP_KERNEL);  in radeon_acpi_vfct_bios()
640 	ret = !!rdev->bios;  in radeon_acpi_vfct_bios()
646 static inline bool radeon_acpi_vfct_bios(struct radeon_device *rdev)  in radeon_acpi_vfct_bios()  argument
652 bool radeon_get_bios(struct radeon_device *rdev)  in radeon_get_bios()  argument
657 	r = radeon_atrm_get_bios(rdev);  in radeon_get_bios()
659 		r = radeon_acpi_vfct_bios(rdev);  in radeon_get_bios()
661 		r = igp_read_bios_from_vram(rdev);  in radeon_get_bios()
663 		r = radeon_read_bios(rdev);  in radeon_get_bios()
665 		r = radeon_read_disabled_bios(rdev);  in radeon_get_bios()
667 		r = radeon_read_platform_bios(rdev);  in radeon_get_bios()
668 	if (r == false || rdev->bios == NULL) {  in radeon_get_bios()
670 		rdev->bios = NULL;  in radeon_get_bios()
673 	if (rdev->bios[0] != 0x55 || rdev->bios[1] != 0xaa) {  in radeon_get_bios()
674 		printk("BIOS signature incorrect %x %x\n", rdev->bios[0], rdev->bios[1]);  in radeon_get_bios()
684 	rdev->bios_header_start = RBIOS16(0x48);  in radeon_get_bios()
685 	if (!rdev->bios_header_start) {  in radeon_get_bios()
688 	tmp = rdev->bios_header_start + 4;  in radeon_get_bios()
689 	if (!memcmp(rdev->bios + tmp, "ATOM", 4) ||  in radeon_get_bios()
690 	    !memcmp(rdev->bios + tmp, "MOTA", 4)) {  in radeon_get_bios()
691 		rdev->is_atom_bios = true;  in radeon_get_bios()
693 		rdev->is_atom_bios = false;  in radeon_get_bios()
696 	DRM_DEBUG("%sBIOS detected\n", rdev->is_atom_bios ? "ATOM" : "COM");  in radeon_get_bios()
699 	kfree(rdev->bios);  in radeon_get_bios()
700 	rdev->bios = NULL;  in radeon_get_bios()