12 static void bochs_vga_writeb(struct bochs_device *bochs, u16 ioport, u8 val)  in bochs_vga_writeb()  argument
17 	if (bochs->mmio) {  in bochs_vga_writeb()
19 		writeb(val, bochs->mmio + offset);  in bochs_vga_writeb()
25 static u16 bochs_dispi_read(struct bochs_device *bochs, u16 reg)  in bochs_dispi_read()  argument
29 	if (bochs->mmio) {  in bochs_dispi_read()
31 		ret = readw(bochs->mmio + offset);  in bochs_dispi_read()
39 static void bochs_dispi_write(struct bochs_device *bochs, u16 reg, u16 val)  in bochs_dispi_write()  argument
41 	if (bochs->mmio) {  in bochs_dispi_write()
43 		writew(val, bochs->mmio + offset);  in bochs_dispi_write()
52 	struct bochs_device *bochs = dev->dev_private;  in bochs_hw_init()  local
65 		bochs->mmio = ioremap(ioaddr, iosize);  in bochs_hw_init()
66 		if (bochs->mmio == NULL) {  in bochs_hw_init()
77 		bochs->ioports = 1;  in bochs_hw_init()
80 	id = bochs_dispi_read(bochs, VBE_DISPI_INDEX_ID);  in bochs_hw_init()
81 	mem = bochs_dispi_read(bochs, VBE_DISPI_INDEX_VIDEO_MEMORY_64K)  in bochs_hw_init()
105 	bochs->fb_map = ioremap(addr, size);  in bochs_hw_init()
106 	if (bochs->fb_map == NULL) {  in bochs_hw_init()
110 	bochs->fb_base = addr;  in bochs_hw_init()
111 	bochs->fb_size = size;  in bochs_hw_init()
116 		 bochs->ioports ? "ioports" : "mmio",  in bochs_hw_init()
119 	if (bochs->mmio && pdev->revision >= 2) {  in bochs_hw_init()
120 		qext_size = readl(bochs->mmio + 0x600);  in bochs_hw_init()
126 			writel(0xbebebebe, bochs->mmio + 0x604);  in bochs_hw_init()
128 			writel(0x1e1e1e1e, bochs->mmio + 0x604);  in bochs_hw_init()
131 				  readl(bochs->mmio + 0x604));  in bochs_hw_init()
141 	struct bochs_device *bochs = dev->dev_private;  in bochs_hw_fini()  local
143 	if (bochs->mmio)  in bochs_hw_fini()
144 		iounmap(bochs->mmio);  in bochs_hw_fini()
145 	if (bochs->ioports)  in bochs_hw_fini()
147 	if (bochs->fb_map)  in bochs_hw_fini()
148 		iounmap(bochs->fb_map);  in bochs_hw_fini()
152 void bochs_hw_setmode(struct bochs_device *bochs,  in bochs_hw_setmode()  argument
155 	bochs->xres = mode->hdisplay;  in bochs_hw_setmode()
156 	bochs->yres = mode->vdisplay;  in bochs_hw_setmode()
157 	bochs->bpp = 32;  in bochs_hw_setmode()
158 	bochs->stride = mode->hdisplay * (bochs->bpp / 8);  in bochs_hw_setmode()
159 	bochs->yres_virtual = bochs->fb_size / bochs->stride;  in bochs_hw_setmode()
162 			 bochs->xres, bochs->yres, bochs->bpp,  in bochs_hw_setmode()
163 			 bochs->yres_virtual);  in bochs_hw_setmode()
165 	bochs_vga_writeb(bochs, 0x3c0, 0x20); /* unblank */  in bochs_hw_setmode()
167 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_ENABLE,      0);  in bochs_hw_setmode()
168 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_BPP,         bochs->bpp);  in bochs_hw_setmode()
169 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_XRES,        bochs->xres);  in bochs_hw_setmode()
170 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_YRES,        bochs->yres);  in bochs_hw_setmode()
171 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_BANK,        0);  in bochs_hw_setmode()
172 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_VIRT_WIDTH,  bochs->xres);  in bochs_hw_setmode()
173 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_VIRT_HEIGHT,  in bochs_hw_setmode()
174 			  bochs->yres_virtual);  in bochs_hw_setmode()
175 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_X_OFFSET,    0);  in bochs_hw_setmode()
176 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_Y_OFFSET,    0);  in bochs_hw_setmode()
178 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_ENABLE,  in bochs_hw_setmode()
182 void bochs_hw_setbase(struct bochs_device *bochs,  in bochs_hw_setbase()  argument
186 		y * bochs->stride +  in bochs_hw_setbase()
187 		x * (bochs->bpp / 8);  in bochs_hw_setbase()
188 	int vy = offset / bochs->stride;  in bochs_hw_setbase()
189 	int vx = (offset % bochs->stride) * 8 / bochs->bpp;  in bochs_hw_setbase()
193 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_X_OFFSET, vx);  in bochs_hw_setbase()
194 	bochs_dispi_write(bochs, VBE_DISPI_INDEX_Y_OFFSET, vy);  in bochs_hw_setbase()