+int btext_initialize(struct device_node *np)
+{
+ unsigned int width, height, depth, pitch;
+ unsigned long address = 0;
+ u32 *prop;
+
+ prop = (u32 *)get_property(np, "width", NULL);
+ if (prop == NULL)
+ return -EINVAL;
+ width = *prop;
+ prop = (u32 *)get_property(np, "height", NULL);
+ if (prop == NULL)
+ return -EINVAL;
+ height = *prop;
+ prop = (u32 *)get_property(np, "depth", NULL);
+ if (prop == NULL)
+ return -EINVAL;
+ depth = *prop;
+ pitch = width * ((depth + 7) / 8);
+ prop = (u32 *)get_property(np, "linebytes", NULL);
+ if (prop)
+ pitch = *prop;
+ if (pitch == 1)
+ pitch = 0x1000;
+ prop = (u32 *)get_property(np, "address", NULL);
+ if (prop)
+ address = *prop;
+
+ /* FIXME: Add support for PCI reg properties */
+
+ if (address == 0)
+ return -EINVAL;
+
+ g_loc_X = 0;
+ g_loc_Y = 0;
+ g_max_loc_X = width / 8;
+ g_max_loc_Y = height / 16;
+ logicalDisplayBase = (unsigned char *)address;
+ dispDeviceBase = (unsigned char *)address;
+ dispDeviceRowBytes = pitch;
+ dispDeviceDepth = depth;
+ dispDeviceRect[0] = dispDeviceRect[1] = 0;
+ dispDeviceRect[2] = width;
+ dispDeviceRect[3] = height;
+
+ map_boot_text();
+
+ return 0;
+}
+
+