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/*
* JFBTERM -
* Copyright (C) 1999 Noritoshi MASUICHI (nmasu@ma3.justnet.ne.jp)
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY NORITOSHI MASUICHI ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL NORITOSHI MASUICHI BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdio.h>
#include <stdarg.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <fcntl.h>
#include <errno.h>
#include <math.h>
#include <signal.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <sys/stat.h>
#ifdef JFB_VGA16FB
#include <sys/io.h>
#endif
#include <linux/vt.h>
#include <linux/fb.h>
#include "mytypes.h"
#include "fbcommon.h"
#include "message.h"
#include "util.h"
#include "fbdpsp.h"
static int tfbm_select_visual( TFrameBufferMemory* p,
struct fb_var_screeninfo* fbvs,
struct fb_fix_screeninfo* fbfs);
static TFrameBufferCapability sFBCapabilityList[] = {
#if (defined(JFB_2BPP) && defined(JFB_PACKED) && defined(JFB_PSEUDOCOLOR))
{
2, FB_TYPE_PACKED_PIXELS, FB_VISUAL_PSEUDOCOLOR,
tfbm_fill_rect_2bpp_packed,
tfbm_overlay_2bpp_packed,
tfbm_clear_all_2bpp_packed,
tfbm_reverse_2bpp_packed
},
#endif
#if (defined(JFB_8BPP) && defined(JFB_PACKED) && defined(JFB_PSEUDOCOLOR))
{
8, FB_TYPE_PACKED_PIXELS, FB_VISUAL_PSEUDOCOLOR,
tfbm_fill_rect_8bpp_packed,
tfbm_overlay_8bpp_packed,
tfbm_clear_all_8bpp_packed,
tfbm_reverse_8bpp_packed
},
#endif
#if (defined(JFB_15BPP) && defined(JFB_PACKED) && defined(JFB_TRUECOLOR))
{
15, FB_TYPE_PACKED_PIXELS, FB_VISUAL_TRUECOLOR,
tfbm_fill_rect_15bpp_packed,
tfbm_overlay_15bpp_packed,
tfbm_clear_all_15bpp_packed,
tfbm_reverse_15bpp_packed
},
#endif
#if (defined(JFB_15BPP) && defined(JFB_PACKED) && defined(JFB_DIRECTCOLOR))
{
15, FB_TYPE_PACKED_PIXELS, FB_VISUAL_DIRECTCOLOR,
tfbm_fill_rect_15bpp_packed,
tfbm_overlay_15bpp_packed,
tfbm_clear_all_15bpp_packed,
tfbm_reverse_15bpp_packed
},
#endif
#if (defined(JFB_16BPP) && defined(JFB_PACKED) && defined(JFB_TRUECOLOR))
{
16, FB_TYPE_PACKED_PIXELS, FB_VISUAL_TRUECOLOR,
tfbm_fill_rect_16bpp_packed,
tfbm_overlay_16bpp_packed,
tfbm_clear_all_16bpp_packed,
tfbm_reverse_16bpp_packed
},
#endif
#if (defined(JFB_16BPP) && defined(JFB_PACKED) && defined(JFB_DIRECTCOLOR))
{
16, FB_TYPE_PACKED_PIXELS, FB_VISUAL_DIRECTCOLOR,
tfbm_fill_rect_16bpp_packed,
tfbm_overlay_16bpp_packed,
tfbm_clear_all_16bpp_packed,
tfbm_reverse_16bpp_packed
},
#endif
#if (defined(JFB_24BPP) && defined(JFB_PACKED) && defined(JFB_TRUECOLOR))
{
24, FB_TYPE_PACKED_PIXELS, FB_VISUAL_TRUECOLOR,
tfbm_fill_rect_24bpp_packed,
tfbm_overlay_24bpp_packed,
tfbm_clear_all_24bpp_packed,
tfbm_reverse_24bpp_packed
},
#endif
#if (defined(JFB_24BPP) && defined(JFB_PACKED) && defined(JFB_DIRECTCOLOR))
{
24, FB_TYPE_PACKED_PIXELS, FB_VISUAL_DIRECTCOLOR,
tfbm_fill_rect_24bpp_packed,
tfbm_overlay_24bpp_packed,
tfbm_clear_all_24bpp_packed,
tfbm_reverse_24bpp_packed
},
#endif
#if (defined(JFB_32BPP) && defined(JFB_PACKED) && defined(JFB_TRUECOLOR))
{
32, FB_TYPE_PACKED_PIXELS, FB_VISUAL_TRUECOLOR,
tfbm_fill_rect_32bpp_packed,
tfbm_overlay_32bpp_packed,
tfbm_clear_all_32bpp_packed,
tfbm_reverse_32bpp_packed
},
#endif
#if (defined(JFB_32BPP) && defined(JFB_PACKED) && defined(JFB_DIRECTCOLOR))
{
32, FB_TYPE_PACKED_PIXELS, FB_VISUAL_DIRECTCOLOR,
tfbm_fill_rect_32bpp_packed,
tfbm_overlay_32bpp_packed,
tfbm_clear_all_32bpp_packed,
tfbm_reverse_32bpp_packed
},
#endif
#if (defined(JFB_VGA16FB))
{
4, FB_TYPE_VGA_PLANES, FB_VISUAL_PSEUDOCOLOR,
tfbm_fill_rect_vga16,
tfbm_overlay_vga16,
tfbm_clear_all_vga16,
tfbm_reverse_vga16
},
#endif
#if 0
{
0, FB_TYPE_PACKED_PIXELS, FB_VISUAL_MONO01,
NULL,
NULL,
NULL,
NULL
},
#endif
{
0, FB_TYPE_PACKED_PIXELS, FB_VISUAL_PSEUDOCOLOR,
NULL,
NULL,
NULL,
NULL
}
};
#ifndef major /* defined in sys/sysmacros.h - ukai 1999/10/27 */
#define major(dev) (((dev) >> 8) & 0xff)
#endif
static char* fbdn = NULL;
static unsigned short red[256], green[256], blue[256];
static struct fb_cmap ncmap = { 0, 256, red, green, blue, NULL};
static TBool cmapSaved = FALSE;
static unsigned short ored[256], ogreen[256], oblue[256], otrans[256];
static struct fb_cmap ocmap = { 0, 256, ored, ogreen, oblue, otrans};
static int tvisual = 0;
float fbgamma = 1.7;
static struct fb_var_screeninfo ovar;
static TBool modified_var_screen_info = FALSE;
/*---------------------------------------------------------------------------*/
static u_int trueColor32Table[16];
static u_short trueColor16Table[16];
static u_short red16[16] = {
0x0000,0x0000,0x0000,0x0000,0xaaaa,0xaaaa,0xaaaa,0xaaaa,
0x5555,0x5555,0x5555,0x5555,0xffff,0xffff,0xffff,0xffff, };
static u_short green16[16] = {
0x0000,0x0000,0xaaaa,0xaaaa,0x0000,0x0000,0xaaaa,0xaaaa,
0x5555,0x5555,0xffff,0xffff,0x5555,0x5555,0xffff,0xffff, };
static u_short blue16[16] = {
0x0000,0xaaaa,0x0000,0xaaaa,0x0000,0xaaaa,0x0000,0xaaaa,
0x5555,0xffff,0x5555,0xffff,0x5555,0xffff,0x5555,0xffff, };
static void tfbm_setup_color_table(struct fb_var_screeninfo *var)
{
int i;
for (i = 0 ; i < 16 ; i++) {
trueColor32Table[i] =
(((u_int)(red16[i]) >> (16 - var->red.length))
<< var->red.offset) |
(((u_int)(green16[i]) >> (16 - var->green.length))
<< var->green.offset) |
(((u_int)(blue16[i]) >> (16 - var->blue.length))
<< var->blue.offset) ;
trueColor16Table[i] = (u_short)(trueColor32Table[i]);
print_message("color %d : %x, %x\n", i, trueColor32Table[i], trueColor16Table[i]);
}
}
/*---------------------------------------------------------------------------*/
static void tfbm_get_var_screen_info(int fh, struct fb_var_screeninfo *var)
{
if (ioctl(fh, FBIOGET_VSCREENINFO, var)) {
print_strerror_and_exit("ioctl FBIOGET_VSCREENINFO");
}
}
static void tfbm_set_var_screen_info(int fh, struct fb_var_screeninfo *var)
{
if (ioctl(fh, FBIOPUT_VSCREENINFO, var)) {
print_strerror_and_exit("ioctl FBIOPUT_VSCREENINFO");
}
}
static void tfbm_get_fix_screen_info(int fh, struct fb_fix_screeninfo *fix)
{
if (ioctl(fh, FBIOGET_FSCREENINFO, fix)) {
print_strerror_and_exit("ioctl FBIOGET_FSCREENINFO");
}
}
static void tfbm_get_cmap(int fh, struct fb_cmap *cmap)
{
if (ioctl(fh, FBIOGETCMAP, cmap)) {
print_strerror_and_exit("ioctl FBIOGETCMAP");
}
}
static void tfbm_put_cmap(int fh, struct fb_cmap *cmap)
{
if (ioctl(fh, FBIOPUTCMAP, cmap)) {
print_strerror_and_exit("ioctl FBIOPUTCMAP");
}
}
static void tfbm_pan_display(int fh, struct fb_var_screeninfo *var)
{
if (ioctl(fh, FBIOPAN_DISPLAY, var)) {
print_strerror_and_exit("ioctl FBIOPAN_DISPLAY");
}
}
#if defined(JFB_ENABLE_DIMMER) && defined(FBIOBLANK)
int tfbm_set_blank(int fh, int blank)
{
struct vt_stat vstat;
if (-1 == ioctl(gFramebuffer.ttyfd, VT_GETSTATE, &vstat)) {
die("ioctl VT_GETSTATE");
}
if (vstat.v_active != gFramebuffer.my_vt)
return(0); /* Not foreground console */
if (ioctl(fh, FBIOBLANK, blank)) {
print_strerror_and_exit("ioctl FBIOBLANK");
}
return (1); // Did it.
}
#endif
#if defined(JFB_2BPP)
static void simple_2bpp_palette(void)
{
red[0] = green[0] = blue[0] = 0x0000;
red[1] = green[1] = blue[1] = 0x5555;
red[2] = green[2] = blue[2] = 0xaaaa;
red[3] = green[3] = blue[3] = 0xffff;
}
#endif
static void linear_palette(int bit)
{
int i;
int size = 256 >> (8 - bit);
for (i = 0 ; i < size ; i++) {
red[i] = green[i] = blue[i] =
(unsigned short)(65535.0 * pow(i/(size - 1.0), fbgamma));
}
}
static void dither_palette(int r, int g, int b)
{
int rs, gs, bs, i;
int rsize = 256 >> (8 - r);
int gsize = 256 >> (8 - g);
int bsize = 256 >> (8 - b);
rs = 256 / (r - 1);
gs = 256 / (g - 1);
bs = 256 / (b - 1);
for (i = 0; i < r*g*b; i++) {
unsigned short ridx = (unsigned short)(65535.0 * pow(i/(rsize - 1.0), fbgamma));
unsigned short gidx = (unsigned short)(65535.0 * pow(i/(gsize - 1.0), fbgamma));
unsigned short bidx = (unsigned short)(65535.0 * pow(i/(bsize - 1.0), fbgamma));
green[i+16] = (gs * ((gidx / (r * b)) % g)) * 255;
red[i+16] = (rs * ((ridx / b) % r)) * 255;
blue[i+16] = (bs * ((bidx) % b)) * 255;
}
}
extern void set_most_left(__u32 bpp, struct fb_bitfield a_pixel_field);
static void tfbm_initcolors(TFrameBufferMemory* p,
struct fb_var_screeninfo* fbvs,
struct fb_fix_screeninfo* fbfs)
{
/* get colormap */
if (fbfs->visual == FB_VISUAL_DIRECTCOLOR ||
fbfs->visual == FB_VISUAL_PSEUDOCOLOR) {
tfbm_get_cmap(p->fh, &ncmap);
}
switch (fbvs->bits_per_pixel) {
case 1:
break;
#if defined(JFB_2BPP)
case 2:
simple_2bpp_palette();
set_most_left(2, fbvs->red);
break;
#endif
case 4:
break;
case 8:
if (fbfs->visual != FB_VISUAL_PSEUDOCOLOR) {
linear_palette(8);
} else {
dither_palette(5,9,5);
}
break;
case 15:
case 16:
if (fbfs->visual == FB_VISUAL_DIRECTCOLOR) {
linear_palette(5);
}
break;
case 24:
case 32:
if (fbfs->visual == FB_VISUAL_DIRECTCOLOR) {
linear_palette(8);
}
break;
default:
die("Oops: %i bit/pixel ???\n", fbvs->bits_per_pixel);
}
/* set colormap */
if (fbfs->visual == FB_VISUAL_DIRECTCOLOR ||
fbfs->visual == FB_VISUAL_PSEUDOCOLOR) {
tfbm_put_cmap(p->fh, &ncmap);
}
}
#ifdef DEBUG
static void tfbm_show_screeninfo(TFrameBufferMemory* p,
struct fb_var_screeninfo* fbvs,
struct fb_fix_screeninfo* fbfs)
{
u_int c;
const char* t;
const char* v;
c = fbfs->type;
t = c == FB_TYPE_PACKED_PIXELS ? "Packed Pixels" :
c == FB_TYPE_PLANES ? "Non interleaved planes" :
c == FB_TYPE_INTERLEAVED_PLANES ? "Interleaved planes" :
c == FB_TYPE_TEXT ? "Text/attributes" :
#if (defined(JFB_VGA16FB))
c == FB_TYPE_VGA_PLANES ? "EGA/VGA planes" :
#endif
"Unknown planes";
c = fbfs->visual;
v = c == FB_VISUAL_MONO01 ? "Monochr. 1=Black 0=White" :
c == FB_VISUAL_MONO10 ? "Monochr. 1=White 0=Black" :
c == FB_VISUAL_TRUECOLOR ? "True color" :
c == FB_VISUAL_PSEUDOCOLOR ? "Pseudo color (like atari)" :
c == FB_VISUAL_DIRECTCOLOR ? "Direct colo" :
c == FB_VISUAL_STATIC_PSEUDOCOLOR ? "Pseudo color readonly" :
"Unknown Visual";
print_message("===== Frame Buffer ===============================\n");
print_message("NAME : [%s]\n", fbfs->id);
print_message("TYPE : %s\n", t);
print_message("VISUAL : %s\n", v);
print_message("SMEM : %p L=%u\n", fbfs->smem_start, fbfs->smem_len);
print_message("MMIO : %p L=%u\n", fbfs->mmio_start, fbfs->mmio_len);
print_message("LLEN : %u\n", fbfs->line_length);
print_message("RESO : %ux%u+%u+%u / %ux%u @ %u\n",
fbvs->xres, fbvs->yres, fbvs->xoffset, fbvs->yoffset,
fbvs->xres_virtual, fbvs->yres_virtual,
fbvs->bits_per_pixel);
print_message("RED : %u @ %u %c\n",
fbvs->red.offset, fbvs->red.length,
fbvs->red.msb_right ? '-' : '+');
print_message("GREEN : %u @ %u %c\n",
fbvs->green.offset, fbvs->green.length,
fbvs->green.msb_right ? '-' : '+');
print_message("BLUE : %u @ %u %c\n",
fbvs->blue.offset, fbvs->blue.length,
fbvs->blue.msb_right ? '-' : '+');
print_message("==================================================\n");
}
#endif
/*---------------------------------------------------------------------------*/
void tfbm_init(TFrameBufferMemory* p)
{
char *env_fbdn;
p->fh = -1;
/*
if (!sFBCapabilityList[tvisual].fill) {
die("No framebuffer supported.");
}
*/
if((fbdn = (char*)malloc(16)) == NULL) {
die("malloc: %s\n", strerror(errno));
}
memset(fbdn, 0, 16);
if (NULL != (env_fbdn = getenv("FRAMEBUFFER"))) {
strncpy(fbdn, env_fbdn, 15);
} else {
int fd;
struct fb_con2fbmap c2m;
struct vt_stat vstat;
if (-1 == (p->ttyfd = util_privilege_open("/dev/tty0", O_RDWR))) {
util_free(fbdn);
die("open /dev/tty0: %s\n", strerror(errno));
}
if (-1 == ioctl(p->ttyfd, VT_GETSTATE, &vstat)) {
util_free(fbdn);
die("ioctl VT_GETSTATE");
}
#ifdef JFB_ENABLE_DIMMER
p->my_vt = c2m.console = vstat.v_active;
#else
c2m.console = vstat.v_active;
#endif
if (-1 == (fd = util_privilege_open("/dev/fb0", O_RDWR))) {
util_free(fbdn);
die("open /dev/fb0: %s\n", strerror(errno));
}
if (-1 == ioctl(fd, FBIOGET_CON2FBMAP, &c2m)) {
perror("ioctl FBIOGET_CON2FBMAP");
c2m.framebuffer = 0;
}
close(fd);
snprintf(fbdn, 15, "/dev/fb%d", c2m.framebuffer);
}
}
void tfbm_open(TFrameBufferMemory* p)
{
struct stat st;
struct fb_var_screeninfo fb_var;
struct fb_fix_screeninfo fb_fix;
if ((p->fh = util_privilege_open(fbdn, O_RDWR)) == -1) {
die("open %s: %s\n", fbdn, strerror(errno));
}
if (-1 == fstat(p->fh,&st)) {
die("fstat(%s): %s\n", fbdn, strerror(errno));
}
if (!S_ISCHR(st.st_mode) || major(st.st_rdev) != 29 /* FB_MAJOR */) {
die("%s: not a frame buffer device\n", fbdn);
}
free(fbdn);
tfbm_get_var_screen_info(p->fh, &fb_var);
if (fb_var.yres_virtual != fb_var.yres) {
memcpy((void*)&ovar,(void*)&fb_var,sizeof(ovar));
fb_var.yres_virtual = fb_var.yres;
fb_var.yoffset = 0;
fb_var.activate = FB_ACTIVATE_NOW;
modified_var_screen_info = TRUE;
tfbm_set_var_screen_info(p->fh, &fb_var);
}
tfbm_get_fix_screen_info(p->fh, &fb_fix);
if (fb_fix.visual == FB_VISUAL_DIRECTCOLOR ||
fb_fix.visual == FB_VISUAL_PSEUDOCOLOR) {
tfbm_get_cmap(p->fh, &ocmap);
cmapSaved = TRUE;
}
#ifdef FORCE_8BIT
if(fb_fix.visual == FB_VISUAL_DIRECTCOLOR) {
if (modified_var_screen_info == FALSE) {
memcpy((void*)&ovar,(void*)&fb_var,sizeof(ovar));
modified_var_screen_info = TRUE;
}
fb_var.bits_per_pixel = 8;
fb_var.vmode |= FB_VMODE_CONUPDATE;
fb_var.activate = FB_ACTIVATE_NOW;
tfbm_set_var_screen_info(p->fh, &fb_var);
tfbm_get_fix_screen_info(p->fh, &fb_fix);
if (fb_fix.type != FB_TYPE_PACKED_PIXELS ||
fb_var.bits_per_pixel != 8) {
ovar.vmode |= FB_VMODE_CONUPDATE;
ovar.activate = FB_ACTIVATE_NOW;
tfbm_set_var_screen_info(p->fh, &ovar);
die("fb does not support 8bpp packed format\n");
}
}
#endif /* FORCE_8BIT */
#ifdef DEBUG
tfbm_show_screeninfo(p, &fb_var, &fb_fix);
#endif
tvisual = tfbm_select_visual(p, &fb_var, &fb_fix);
if (tvisual < 0) {
die("Oops: Unknown frame buffer ???\n");
}
tfbm_setup_color_table(&fb_var);
tfbm_initcolors(p, &fb_var, &fb_fix);
/* fix: scanline length is not necessarily the same as display width */
p->width = fb_var.xres;
p->height = fb_var.yres;
p->bytePerLine = fb_fix.line_length;
p->soff = (u_long)(fb_fix.smem_start) & (~PAGE_MASK);
p->slen = (fb_fix.smem_len + p->soff + ~PAGE_MASK) & PAGE_MASK;
p->smem = (u_char*)mmap(NULL, p->slen, PROT_READ|PROT_WRITE,
MAP_SHARED, p->fh, (off_t)0);
if ((long)p->smem == -1) {
die("cannot mmap(smem)");
}
p->smem = (char *)p->smem + p->soff;
p->moff = (u_long)(fb_fix.mmio_start) & (~PAGE_MASK);
p->mlen = (fb_fix.mmio_len + p->moff + ~PAGE_MASK) & PAGE_MASK;
p->mmio = (u_char*)mmap(NULL, p->mlen, PROT_READ|PROT_WRITE,
MAP_SHARED, p->fh, p->slen);
if ((long)p->mmio == -1) {
#ifdef JFB_MMIO_CHECK
die("cannot mmap(mmio)");
#else
print_message("cannot mmap(mmio) : %s\n", strerror(errno));
#endif
}
p->mmio = (char *)p->mmio + p->moff;
#ifdef DEBUG
print_message("mmap ; %d - %p\n", p->slen, p->smem);
print_message("mmio ; %d - %p\n", p->mlen, p->mmio);
#endif
/* move viewport to upper left corner */
if (fb_var.xoffset != 0 || fb_var.yoffset != 0) {
fb_var.xoffset = 0;
fb_var.yoffset = 0;
tfbm_pan_display(p->fh, &fb_var);
}
if (!sFBCapabilityList[tvisual].fill) {
die("No framebuffer supported.");
}
p->cap = sFBCapabilityList[tvisual];
#ifdef JFB_VGA16FB
/* see fbdpsp.c: ifdef JFB_VGA16FB */
if (fb_fix.type == FB_TYPE_VGA_PLANES) {
if ( util_privilege_ioperm(0x3c0, 0x20, 1 ) == -1 ) {
die("Cannot access VGA registers(ioperm).");
}
}
#endif
}
void tfbm_close(TFrameBufferMemory* p)
{
if (p->fh == -1) {
return;
}
if ((long)p->smem != -1) {
munmap((caddr_t)((u_long)p->smem & PAGE_MASK), p->slen);
}
if ((long)p->mmio != -1) {
munmap((caddr_t)((u_long)p->mmio & PAGE_MASK), p->mlen);
}
if (cmapSaved == TRUE) {
tfbm_put_cmap(p->fh, &ocmap);
cmapSaved = FALSE;
}
if (modified_var_screen_info == TRUE) {
ovar.activate = FB_ACTIVATE_NOW;
tfbm_set_var_screen_info(p->fh, &ovar);
modified_var_screen_info = FALSE;
}
close(p->fh);
}
int tfbm_select_visual( TFrameBufferMemory* p,
struct fb_var_screeninfo* fbvs,
struct fb_fix_screeninfo* fbfs)
{
int ret;
int static_color = 0;
if(fbfs->visual == FB_VISUAL_STATIC_PSEUDOCOLOR){
fbfs->visual = FB_VISUAL_PSEUDOCOLOR;
static_color = 1;
}
for(ret = 0 ; sFBCapabilityList[ret].bitsPerPixel != 0 ; ret++) {
if (sFBCapabilityList[ret].fbType == fbfs->type &&
sFBCapabilityList[ret].fbVisual == fbfs->visual &&
sFBCapabilityList[ret].bitsPerPixel==fbvs->bits_per_pixel){
if(static_color){
fbfs->visual = FB_VISUAL_STATIC_PSEUDOCOLOR;
}
return ret;
}
}
if(static_color){
fbfs->visual = FB_VISUAL_STATIC_PSEUDOCOLOR;
}
return -1;
}
u_short tfbm_select_16_color(u_int c)
{
return trueColor16Table[c];
}
u_int tfbm_select_32_color(u_int c)
{
return trueColor32Table[c];
}
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