29 #define VBE_DISPI_IOPORT_INDEX           0x01CE
30 #define VBE_DISPI_IOPORT_DATA            0x01CF
32 #define VBE_DISPI_INDEX_ID               0x0
33 #define VBE_DISPI_INDEX_XRES             0x1
34 #define VBE_DISPI_INDEX_YRES             0x2
35 #define VBE_DISPI_INDEX_BPP              0x3
36 #define VBE_DISPI_INDEX_ENABLE           0x4
37 #define VBE_DISPI_INDEX_BANK             0x5
38 #define VBE_DISPI_INDEX_VIRT_WIDTH       0x6
39 #define VBE_DISPI_INDEX_VIRT_HEIGHT      0x7
40 #define VBE_DISPI_INDEX_X_OFFSET         0x8
41 #define VBE_DISPI_INDEX_Y_OFFSET         0x9
42 #define VBE_DISPI_INDEX_VIDEO_MEMORY_64K 0xa
44 #define VBE_DISPI_ID0                    0xB0C0
45 #define VBE_DISPI_ID1                    0xB0C1
46 #define VBE_DISPI_ID2                    0xB0C2
47 #define VBE_DISPI_ID3                    0xB0C3
48 #define VBE_DISPI_ID4                    0xB0C4
49 #define VBE_DISPI_ID5                    0xB0C5
51 #define VBE_DISPI_DISABLED               0x00
52 #define VBE_DISPI_ENABLED                0x01
53 #define VBE_DISPI_GETCAPS                0x02
54 #define VBE_DISPI_8BIT_DAC               0x20
55 #define VBE_DISPI_LFB_ENABLED            0x40
56 #define VBE_DISPI_NOCLEARMEM             0x80
117 	if (WARN_ON(ioport < 0x3c0 || ioport > 0x3df))  in bochs_vga_writeb()
121 		int offset = ioport - 0x3c0 + 0x400;  in bochs_vga_writeb()
131 	if (WARN_ON(ioport < 0x3c0 || ioport > 0x3df))  in bochs_vga_readb()
132 		return 0xff;  in bochs_vga_readb()
135 		int offset = ioport - 0x3c0 + 0x400;  in bochs_vga_readb()
145 	u16 ret = 0;  in bochs_dispi_read()
148 		int offset = 0x500 + (reg << 1);  in bochs_dispi_read()
161 		int offset = 0x500 + (reg << 1);  in bochs_dispi_write()
175 	writel(0xbebebebe, bochs->mmio + 0x604);  in bochs_hw_set_big_endian()
183 	writel(0x1e1e1e1e, bochs->mmio + 0x604);  in bochs_hw_set_little_endian()
200 	if (start + len > 0x400 /* vga register offset */)  in bochs_get_edid_block()
203 	for (i = 0; i < len; i++)  in bochs_get_edid_block()
206 	return 0;  in bochs_get_edid_block()
216 	bochs_get_edid_block(bochs, header, 0, ARRAY_SIZE(header));  in bochs_hw_read_edid()
261 	if ((id & 0xfff0) != VBE_DISPI_ID0) {  in bochs_hw_init()
266 	if ((pdev->resource[0].flags & IORESOURCE_MEM) == 0)  in bochs_hw_init()
268 	addr = pci_resource_start(pdev, 0);  in bochs_hw_init()
269 	size = pci_resource_len(pdev, 0);  in bochs_hw_init()
270 	if (addr == 0)  in bochs_hw_init()
289 	DRM_INFO("Found bochs VGA, ID 0x%x.\n", id);  in bochs_hw_init()
290 	DRM_INFO("Framebuffer size %ld kB @ 0x%lx, %s @ 0x%lx.\n",  in bochs_hw_init()
296 		bochs->qext_size = readl(bochs->mmio + 0x600);  in bochs_hw_init()
298 			bochs->qext_size = 0;  in bochs_hw_init()
307 	return 0;  in bochs_hw_init()
317 	/* blank or unblank; we need only update index and set 0x20 */  in bochs_hw_blank()
318 	bochs_vga_writeb(bochs, VGA_ATT_W, blank ? 0 : 0x20);  in bochs_hw_blank()
338 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_ENABLE,      0);  in bochs_hw_setmode()
342 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_BANK,        0);  in bochs_hw_setmode()
346 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_X_OFFSET,    0);  in bochs_hw_setmode()
347 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_Y_OFFSET,    0);  in bochs_hw_setmode()
363 			 (format->format >>  0) & 0xff,  in bochs_hw_setformat()
364 			 (format->format >>  8) & 0xff,  in bochs_hw_setformat()
365 			 (format->format >> 16) & 0xff,  in bochs_hw_setformat()
366 			 (format->format >> 24) & 0xff);  in bochs_hw_setformat()
377 		DRM_ERROR("%s: Huh? Got framebuffer format 0x%x",  in bochs_hw_setformat()
435 		return 0;  in bochs_primary_plane_helper_atomic_check()
437 	return 0;  in bochs_primary_plane_helper_atomic_check()
459 		iosys_map_incr(&dst, drm_fb_clip_offset(fb->pitches[0], fb->format, &damage));  in bochs_primary_plane_helper_atomic_update()
463 	/* Always scanout image at VRAM offset 0 */  in bochs_primary_plane_helper_atomic_update()
467 			 fb->pitches[0],  in bochs_primary_plane_helper_atomic_update()
468 			 0);  in bochs_primary_plane_helper_atomic_update()
499 		return 0;  in bochs_crtc_helper_atomic_check()
582 	pitch = drm_format_info_min_pitch(format, 0, mode->hdisplay);  in bochs_mode_config_mode_valid()
620 	ret = drm_universal_plane_init(dev, primary_plane, 0,  in bochs_kms_init()
656 	return 0;  in bochs_kms_init()
674 	return 0;  in bochs_load()
685 	.minor			= 0,
742 	ret = drm_dev_register(dev, 0);  in bochs_pci_probe()
770 		.vendor      = 0x1234,
771 		.device      = 0x1111,
777 		.vendor      = 0x1234,
778 		.device      = 0x1111,
784 		.vendor      = 0x4321,
785 		.device      = 0x1111,