46 static bool igp_read_bios_from_vram(struct radeon_device *rdev)  in igp_read_bios_from_vram()  argument
52 	if (!(rdev->flags & RADEON_IS_IGP))  in igp_read_bios_from_vram()
53 		if (!radeon_card_posted(rdev))  in igp_read_bios_from_vram()
56 	rdev->bios = NULL;  in igp_read_bios_from_vram()
57 	vram_base = pci_resource_start(rdev->pdev, 0);  in igp_read_bios_from_vram()
67 	rdev->bios = kmalloc(size, GFP_KERNEL);  in igp_read_bios_from_vram()
68 	if (rdev->bios == NULL) {  in igp_read_bios_from_vram()
72 	memcpy_fromio(rdev->bios, bios, size);  in igp_read_bios_from_vram()
77 static bool radeon_read_bios(struct radeon_device *rdev)  in radeon_read_bios()  argument
82 	rdev->bios = NULL;  in radeon_read_bios()
84 	bios = pci_map_rom(rdev->pdev, &size);  in radeon_read_bios()
93 		pci_unmap_rom(rdev->pdev, bios);  in radeon_read_bios()
96 	rdev->bios = kzalloc(size, GFP_KERNEL);  in radeon_read_bios()
97 	if (rdev->bios == NULL) {  in radeon_read_bios()
98 		pci_unmap_rom(rdev->pdev, bios);  in radeon_read_bios()
101 	memcpy_fromio(rdev->bios, bios, size);  in radeon_read_bios()
102 	pci_unmap_rom(rdev->pdev, bios);  in radeon_read_bios()
106 static bool radeon_read_platform_bios(struct radeon_device *rdev)  in radeon_read_platform_bios()  argument
111 	rdev->bios = NULL;  in radeon_read_platform_bios()
113 	bios = pci_platform_rom(rdev->pdev, &size);  in radeon_read_platform_bios()
121 	rdev->bios = kmemdup(bios, size, GFP_KERNEL);  in radeon_read_platform_bios()
122 	if (rdev->bios == NULL) {  in radeon_read_platform_bios()
177 static bool radeon_atrm_get_bios(struct radeon_device *rdev)  in radeon_atrm_get_bios()  argument
188 	if (rdev->flags & RADEON_IS_IGP)  in radeon_atrm_get_bios()
220 	rdev->bios = kmalloc(size, GFP_KERNEL);  in radeon_atrm_get_bios()
221 	if (!rdev->bios) {  in radeon_atrm_get_bios()
228 				       rdev->bios,  in radeon_atrm_get_bios()
235 	if (i == 0 || rdev->bios[0] != 0x55 || rdev->bios[1] != 0xaa) {  in radeon_atrm_get_bios()
236 		kfree(rdev->bios);  in radeon_atrm_get_bios()
242 static inline bool radeon_atrm_get_bios(struct radeon_device *rdev)  in radeon_atrm_get_bios()  argument
248 static bool ni_read_disabled_bios(struct radeon_device *rdev)  in ni_read_disabled_bios()  argument
265 	if (!ASIC_IS_NODCE(rdev)) {  in ni_read_disabled_bios()
278 	r = radeon_read_bios(rdev);  in ni_read_disabled_bios()
282 	if (!ASIC_IS_NODCE(rdev)) {  in ni_read_disabled_bios()
291 static bool r700_read_disabled_bios(struct radeon_device *rdev)  in r700_read_disabled_bios()  argument
324 	if (rdev->family == CHIP_RV730) {  in r700_read_disabled_bios()
340 	r = radeon_read_bios(rdev);  in r700_read_disabled_bios()
343 	if (rdev->family == CHIP_RV730) {  in r700_read_disabled_bios()
360 static bool r600_read_disabled_bios(struct radeon_device *rdev)  in r600_read_disabled_bios()  argument
419 	r = radeon_read_bios(rdev);  in r600_read_disabled_bios()
437 static bool avivo_read_disabled_bios(struct radeon_device *rdev)  in avivo_read_disabled_bios()  argument
483 	r = radeon_read_bios(rdev);  in avivo_read_disabled_bios()
498 static bool legacy_read_disabled_bios(struct radeon_device *rdev)  in legacy_read_disabled_bios()  argument
511 	if (rdev->flags & RADEON_IS_PCIE)  in legacy_read_disabled_bios()
520 	if (rdev->ddev->pdev->device == PCI_DEVICE_ID_ATI_RADEON_QY) {  in legacy_read_disabled_bios()
524 	if (!(rdev->flags & RADEON_SINGLE_CRTC)) {  in legacy_read_disabled_bios()
536 	if (rdev->flags & RADEON_IS_PCIE)  in legacy_read_disabled_bios()
546 	if (!(rdev->flags & RADEON_SINGLE_CRTC)) {  in legacy_read_disabled_bios()
557 	if (rdev->ddev->pdev->device == PCI_DEVICE_ID_ATI_RADEON_QY) {  in legacy_read_disabled_bios()
561 	r = radeon_read_bios(rdev);  in legacy_read_disabled_bios()
566 	if (rdev->flags & RADEON_IS_PCIE)  in legacy_read_disabled_bios()
571 	if (!(rdev->flags & RADEON_SINGLE_CRTC)) {  in legacy_read_disabled_bios()
575 	if (rdev->ddev->pdev->device == PCI_DEVICE_ID_ATI_RADEON_QY) {  in legacy_read_disabled_bios()
581 static bool radeon_read_disabled_bios(struct radeon_device *rdev)  in radeon_read_disabled_bios()  argument
583 	if (rdev->flags & RADEON_IS_IGP)  in radeon_read_disabled_bios()
584 		return igp_read_bios_from_vram(rdev);  in radeon_read_disabled_bios()
585 	else if (rdev->family >= CHIP_BARTS)  in radeon_read_disabled_bios()
586 		return ni_read_disabled_bios(rdev);  in radeon_read_disabled_bios()
587 	else if (rdev->family >= CHIP_RV770)  in radeon_read_disabled_bios()
588 		return r700_read_disabled_bios(rdev);  in radeon_read_disabled_bios()
589 	else if (rdev->family >= CHIP_R600)  in radeon_read_disabled_bios()
590 		return r600_read_disabled_bios(rdev);  in radeon_read_disabled_bios()
591 	else if (rdev->family >= CHIP_RS600)  in radeon_read_disabled_bios()
592 		return avivo_read_disabled_bios(rdev);  in radeon_read_disabled_bios()
594 		return legacy_read_disabled_bios(rdev);  in radeon_read_disabled_bios()
598 static bool radeon_acpi_vfct_bios(struct radeon_device *rdev)  in radeon_acpi_vfct_bios()  argument
626 	if (vhdr->PCIBus != rdev->pdev->bus->number ||  in radeon_acpi_vfct_bios()
627 	    vhdr->PCIDevice != PCI_SLOT(rdev->pdev->devfn) ||  in radeon_acpi_vfct_bios()
628 	    vhdr->PCIFunction != PCI_FUNC(rdev->pdev->devfn) ||  in radeon_acpi_vfct_bios()
629 	    vhdr->VendorID != rdev->pdev->vendor ||  in radeon_acpi_vfct_bios()
630 	    vhdr->DeviceID != rdev->pdev->device) {  in radeon_acpi_vfct_bios()
640 	rdev->bios = kmemdup(&vbios->VbiosContent, vhdr->ImageLength, GFP_KERNEL);  in radeon_acpi_vfct_bios()
641 	ret = !!rdev->bios;  in radeon_acpi_vfct_bios()
647 static inline bool radeon_acpi_vfct_bios(struct radeon_device *rdev)  in radeon_acpi_vfct_bios()  argument
653 bool radeon_get_bios(struct radeon_device *rdev)  in radeon_get_bios()  argument
658 	r = radeon_atrm_get_bios(rdev);  in radeon_get_bios()
660 		r = radeon_acpi_vfct_bios(rdev);  in radeon_get_bios()
662 		r = igp_read_bios_from_vram(rdev);  in radeon_get_bios()
664 		r = radeon_read_bios(rdev);  in radeon_get_bios()
666 		r = radeon_read_disabled_bios(rdev);  in radeon_get_bios()
668 		r = radeon_read_platform_bios(rdev);  in radeon_get_bios()
669 	if (r == false || rdev->bios == NULL) {  in radeon_get_bios()
671 		rdev->bios = NULL;  in radeon_get_bios()
674 	if (rdev->bios[0] != 0x55 || rdev->bios[1] != 0xaa) {  in radeon_get_bios()
675 		printk("BIOS signature incorrect %x %x\n", rdev->bios[0], rdev->bios[1]);  in radeon_get_bios()
685 	rdev->bios_header_start = RBIOS16(0x48);  in radeon_get_bios()
686 	if (!rdev->bios_header_start) {  in radeon_get_bios()
689 	tmp = rdev->bios_header_start + 4;  in radeon_get_bios()
690 	if (!memcmp(rdev->bios + tmp, "ATOM", 4) ||  in radeon_get_bios()
691 	    !memcmp(rdev->bios + tmp, "MOTA", 4)) {  in radeon_get_bios()
692 		rdev->is_atom_bios = true;  in radeon_get_bios()
694 		rdev->is_atom_bios = false;  in radeon_get_bios()
697 	DRM_DEBUG("%sBIOS detected\n", rdev->is_atom_bios ? "ATOM" : "COM");  in radeon_get_bios()
700 	kfree(rdev->bios);  in radeon_get_bios()
701 	rdev->bios = NULL;  in radeon_get_bios()