Update of /cvsroot/linuxconsole/ruby/linux/drivers/video
In directory usw-pr-cvs1:/tmp/cvs-serv17130
Added Files:
anakinfb.c
Log Message:
Added anakin framebuffer which was easy to port over to new api.
--- NEW FILE: anakinfb.c ---
/*
* linux/drivers/video/anakinfb.c
*
* Copyright (C) 2001 Aleph One Ltd. for Acunia N.V.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Changelog:
* 23-Apr-2001 TTC Created
*/
#include <linux/types.h>
#include <linux/fb.h>
#include <linux/string.h>
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/module.h>
#include <asm/io.h>
static u16 colreg[16];
static struct fb_info fb_info;
static struct fb_var_screeninfo anakinfb_var = {
xres: 400,
yres: 234,
xres_virtual: 400,
yres_virtual: 234,
bits_per_pixel: 16,
red: { 11, 5, 0 },
green: { 5, 6, 0 },
blue: { 0, 5, 0 },
activate: FB_ACTIVATE_NOW,
height: -1,
width: -1,
vmode: FB_VMODE_NONINTERLACED,
};
static struct fb_fix_screeninfo anakinfb_fix = {
id: "AnakinFB",
smem_start: VGA_START,
smem_len: VGA_SIZE,
type: FB_TYPE_PACKED_PIXELS,
visual: FB_VISUAL_TRUECOLOR,
line_length: 400*2,
accel: FB_ACCEL_NONE,
};
static int
anakinfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
u_int transp, struct fb_info *info)
{
if (regno > 15)
return 1;
colreg[regno] = (red & 0xf800) | (green & 0xfc00 >> 5) |
(blue & 0xf800 >> 11);
return 0;
}
static struct fb_ops anakinfb_ops = {
owner: THIS_MODULE,
fb_setcolreg: anakinfb_setcolreg,
fb_fillrect: cfb_fillrect,
fb_copyarea: cfb_copyarea,
fb_imageblit: cfb_imageblit,
};
int __init
anakinfb_init(void)
{
memset(&fb_info, 0, sizeof(struct fb_info));
fb_info.node = -1;
fb_info.flags = FBINFO_FLAG_DEFAULT;
fb_info.fbops = &anakinfb_ops;
fb_info.var = anakinfb_var;
fb_info.fix = anakinfb_fix;
fb_info.screen_base = ioremap(VGA_START, VGA_SIZE);
if (register_framebuffer(&fb_info) < 0)
return -EINVAL;
MOD_INC_USE_COUNT;
return 0;
}
MODULE_AUTHOR("Tak-Shing Chan <ch...@al...>");
MODULE_DESCRIPTION("Anakin framebuffer driver");
MODULE_SUPPORTED_DEVICE("fb");
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