46 	uint8_t __iomem *bios;  in igp_read_bios_from_vram()  local
54 	adev->bios = NULL;  in igp_read_bios_from_vram()
56 	bios = ioremap(vram_base, size);  in igp_read_bios_from_vram()
57 	if (!bios) {  in igp_read_bios_from_vram()
61 	if (size == 0 || bios[0] != 0x55 || bios[1] != 0xaa) {  in igp_read_bios_from_vram()
62 		iounmap(bios);  in igp_read_bios_from_vram()
65 	adev->bios = kmalloc(size, GFP_KERNEL);  in igp_read_bios_from_vram()
66 	if (adev->bios == NULL) {  in igp_read_bios_from_vram()
67 		iounmap(bios);  in igp_read_bios_from_vram()
70 	memcpy_fromio(adev->bios, bios, size);  in igp_read_bios_from_vram()
71 	iounmap(bios);  in igp_read_bios_from_vram()
77 	uint8_t __iomem *bios, val1, val2;  in amdgpu_read_bios()  local
80 	adev->bios = NULL;  in amdgpu_read_bios()
82 	bios = pci_map_rom(adev->pdev, &size);  in amdgpu_read_bios()
83 	if (!bios) {  in amdgpu_read_bios()
87 	val1 = readb(&bios[0]);  in amdgpu_read_bios()
88 	val2 = readb(&bios[1]);  in amdgpu_read_bios()
91 		pci_unmap_rom(adev->pdev, bios);  in amdgpu_read_bios()
94 	adev->bios = kzalloc(size, GFP_KERNEL);  in amdgpu_read_bios()
95 	if (adev->bios == NULL) {  in amdgpu_read_bios()
96 		pci_unmap_rom(adev->pdev, bios);  in amdgpu_read_bios()
99 	memcpy_fromio(adev->bios, bios, size);  in amdgpu_read_bios()
100 	pci_unmap_rom(adev->pdev, bios);  in amdgpu_read_bios()
106 	uint8_t __iomem *bios;  in amdgpu_read_platform_bios()  local
109 	adev->bios = NULL;  in amdgpu_read_platform_bios()
111 	bios = pci_platform_rom(adev->pdev, &size);  in amdgpu_read_platform_bios()
112 	if (!bios) {  in amdgpu_read_platform_bios()
116 	if (size == 0 || bios[0] != 0x55 || bios[1] != 0xaa) {  in amdgpu_read_platform_bios()
119 	adev->bios = kmemdup(bios, size, GFP_KERNEL);  in amdgpu_read_platform_bios()
120 	if (adev->bios == NULL) {  in amdgpu_read_platform_bios()
145 static int amdgpu_atrm_call(acpi_handle atrm_handle, uint8_t *bios,  in amdgpu_atrm_call()  argument
169 	memcpy(bios+offset, obj->buffer.pointer, obj->buffer.length);  in amdgpu_atrm_call()
218 	adev->bios = kmalloc(size, GFP_KERNEL);  in amdgpu_atrm_get_bios()
219 	if (!adev->bios) {  in amdgpu_atrm_get_bios()
226 				       adev->bios,  in amdgpu_atrm_get_bios()
233 	if (i == 0 || adev->bios[0] != 0x55 || adev->bios[1] != 0xaa) {  in amdgpu_atrm_get_bios()
234 		kfree(adev->bios);  in amdgpu_atrm_get_bios()
297 	adev->bios = kmemdup(&vbios->VbiosContent, vhdr->ImageLength, GFP_KERNEL);  in amdgpu_acpi_vfct_bios()
298 	ret = !!adev->bios;  in amdgpu_acpi_vfct_bios()
328 	if (r == false || adev->bios == NULL) {  in amdgpu_get_bios()
330 		adev->bios = NULL;  in amdgpu_get_bios()
333 	if (adev->bios[0] != 0x55 || adev->bios[1] != 0xaa) {  in amdgpu_get_bios()
334 		printk("BIOS signature incorrect %x %x\n", adev->bios[0], adev->bios[1]);  in amdgpu_get_bios()
349 	if (!memcmp(adev->bios + tmp, "ATOM", 4) ||  in amdgpu_get_bios()
350 	    !memcmp(adev->bios + tmp, "MOTA", 4)) {  in amdgpu_get_bios()
359 	kfree(adev->bios);  in amdgpu_get_bios()
360 	adev->bios = NULL;  in amdgpu_get_bios()