merge w3m-img for framebuffer support
* w3mimg/w3mimg.h: created * w3mimg/x11/x11_w3mimg.c: created * w3mimg/fb/fb_w3mimg.c: created * w3mimgsize.c w3mimgdisplay.c: modified * configure: modified * XMakefile: modified * config.h.dist: updated From: Fumitoshi UKAI <ukai@debian.or.jp> w3m-img for framebuffer support * http://homepage3.nifty.com/slokar/fb/ * w3mimg/fb/fb.c w3mimg/fb/fb.h w3mimg/fb/fb_img.c w3mimg/fb/fb_img.h w3mimg/fb/fb_gdkpixbuf.c w3mimg/fb/fb_gdkpixbuf.h w3mimg/fb/fb_imlib2.c w3mimg/fb/fb_imlib.h w3mimg/fb/readme.txt w3mimg/fb/license.txt: added From: Hiroshi Kawashima <kei@sm.sony.co.jp>
This commit is contained in:
Fumitoshi UKAI
600
w3mimg/fb/fb.c
Normal file
600
w3mimg/fb/fb.c
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@@ -0,0 +1,600 @@
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/**************************************************************************
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fb.c 0.2 Copyright (C) 2002, hito
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**************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <limits.h>
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#include <errno.h>
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#include <sys/ioctl.h>
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#include <sys/mman.h>
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#include <linux/fb.h>
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#include "fb.h"
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#define FB_ENV "FRAMEBUFFER"
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#define FB_DEFDEV "/dev/fb0"
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#define FALSE 0
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#define TRUE 1
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static struct fb_cmap* fb_cmap_create(struct fb_fix_screeninfo*, struct fb_var_screeninfo *);
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static void fb_cmap_destroy(struct fb_cmap *cmap);
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static int fb_fscrn_get(int fbfp, struct fb_fix_screeninfo *scinfo);
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static void *fb_mmap(int fbfp, struct fb_fix_screeninfo *scinfo);
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static int fb_munmap(void* buf,struct fb_fix_screeninfo *scinfo);
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static int fb_vscrn_get(int fbfp, struct fb_var_screeninfo *scinfo);
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static struct fb_fix_screeninfo fscinfo;
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static struct fb_var_screeninfo vscinfo;
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static struct fb_cmap *cmap = NULL;
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static int is_open = FALSE;
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static int fbfp = -1;
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static unsigned char *buf=NULL;
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int fb_open(void){
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char *fbdev = {FB_DEFDEV};
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if(is_open == TRUE)
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return 1;
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if(getenv(FB_ENV)){
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fbdev=getenv(FB_ENV);
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}
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if((fbfp = open(fbdev,O_RDWR))==-1){
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fprintf(stderr, "open %s error\n",fbdev);
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goto ERR_END;
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}
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if(fb_fscrn_get(fbfp,&fscinfo)){
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goto ERR_END;
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}
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if(fb_vscrn_get(fbfp,&vscinfo)){
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goto ERR_END;
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}
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if((cmap = fb_cmap_create(&fscinfo,&vscinfo)) == (struct fb_cmap*) -1){
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goto ERR_END;
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}
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if(!(buf = fb_mmap(fbfp,&fscinfo))){
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fprintf(stderr, "Can't allocate memory.\n");
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goto ERR_END;
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}
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if(fscinfo.type!=FB_TYPE_PACKED_PIXELS){
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fprintf(stderr, "This type of framebuffer is not supported.\n");
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goto ERR_END;
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}
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/*
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if(fscinfo.visual == FB_VISUAL_PSEUDOCOLOR){
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printf("FB_VISUAL_PSEUDOCOLOR\n");
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if(vscinfo.bits_per_pixel!=8){
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fprintf(stderr, "̤<>б<EFBFBD><D0B1>ե졼<D5A5><ECA1BC><EFBFBD>Хåե<C3A5>\n");
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goto ERR_END;
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}
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if(fb_cmap_get(fbfp,cmap)){
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fprintf(stderr, "<22><><EFBFBD>顼<EFBFBD>ޥå׳<C3A5><D7B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
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// fb_cmap_destroy(cmap);
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goto ERR_END;
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}
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// fb_cmap_disp(cmap);
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if(cmap->len <(LINUX_LOGO_COLORS + LOGO_COLOR_OFFSET)){
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fprintf(stderr, "<22><><EFBFBD>γ<EFBFBD><CEB3><EFBFBD><EFBFBD>ΰ褬<CEB0><E8A4AC><EFBFBD><C2AD><EFBFBD>Ƥ<EFBFBD><C6A4>ޤ<EFBFBD>\n");
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goto ERR_END;
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}
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cmap->start = LOGO_COLOR_OFFSET;
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cmap->len = LINUX_LOGO_COLORS;
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for(lp = 0; lp < LINUX_LOGO_COLORS; lp++){
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if(cmap->red){
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*(cmap->red+lp) = (linux_logo_red[lp]<<CHAR_BIT)+linux_logo_red[lp];
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}
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if(cmap->green){
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*(cmap->green+lp)= (linux_logo_green[lp]<<CHAR_BIT)+linux_logo_green[lp];
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}
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if(cmap->blue){
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*(cmap->blue+lp)= (linux_logo_blue[lp]<<CHAR_BIT)+linux_logo_blue[lp];
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}
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}
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if(fb_cmap_set(fbfp,cmap)){
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fb_cmap_destroy(cmap);
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fprintf(stderr, "<22><><EFBFBD>顼<EFBFBD>ޥå׳<C3A5><D7B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
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goto ERR_END;
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}
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}
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*/
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if(!(fscinfo.visual == FB_VISUAL_TRUECOLOR &&
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(vscinfo.bits_per_pixel == 15 ||
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vscinfo.bits_per_pixel == 16 ||
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vscinfo.bits_per_pixel == 24 ||
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vscinfo.bits_per_pixel == 32))){
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fprintf(stderr,"This type of framebuffer is not supported.\n");
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goto ERR_END;
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}
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is_open = TRUE;
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return 0;
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ERR_END:
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fb_close();
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return 1;
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}
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void fb_close(void)
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{
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if(is_open != TRUE)
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return;
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if(cmap != NULL){
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fb_cmap_destroy(cmap);
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cmap = NULL;
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}
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if(buf != NULL){
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fb_munmap(buf,&fscinfo);
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buf = NULL;
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}
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if(fbfp >= 0){
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close(fbfp);
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}
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is_open = FALSE;
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}
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void fb_pset(int x, int y, int r, int g, int b)
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{
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unsigned long work;
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int offset;
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static size_t size = 0;
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if(is_open != TRUE || x >= vscinfo.xres || y >= vscinfo.yres)
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return;
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if(size == 0)
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size = (vscinfo.bits_per_pixel + 7) / CHAR_BIT;
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offset = fscinfo.line_length * y + size * x;
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if(offset >= fscinfo.smem_len)
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return;
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work=
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((r >> (CHAR_BIT - vscinfo.red.length )) << vscinfo.red.offset)+
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((g >> (CHAR_BIT - vscinfo.green.length)) << vscinfo.green.offset)+
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((b >> (CHAR_BIT - vscinfo.blue.length )) << vscinfo.blue.offset);
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memcpy(buf + offset, &work, size);
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}
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int fb_get_color(int x, int y, int *r, int *g, int *b)
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{
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unsigned long work = 0;
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int offset;
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static size_t size = 0;
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if(is_open != TRUE || x >= vscinfo.xres || y >= vscinfo.yres)
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return 1;
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if(size == 0)
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size = (vscinfo.bits_per_pixel + 7) / CHAR_BIT;
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offset = fscinfo.line_length * y + size * x;
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if(offset >= fscinfo.smem_len)
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return 1;
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memcpy(&work, buf + offset, size);
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*r = ((work >> vscinfo.red.offset) & (0x000000ff >> (CHAR_BIT - vscinfo.red.length)))
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<< (CHAR_BIT - vscinfo.red.length);
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*g = ((work >> vscinfo.green.offset) & (0x000000ff >> (CHAR_BIT - vscinfo.green.length)))
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<<(CHAR_BIT - vscinfo.green.length);
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*b = ((work >> vscinfo.blue.offset) & (0x000000ff >> (CHAR_BIT - vscinfo.blue.length)))
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<< (CHAR_BIT - vscinfo.blue.length);
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return 0;
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}
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void fb_clear(void)
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{
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if(is_open != TRUE)
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return;
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memset(buf, 0, (vscinfo.xres * vscinfo.yres * vscinfo.bits_per_pixel) / CHAR_BIT);
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}
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int fb_width(void)
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{
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if(is_open != TRUE)
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return 0;
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return vscinfo.xres;
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}
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int fb_height(void)
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{
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if(is_open != TRUE)
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return 0;
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return vscinfo.yres;
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}
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void fb_cmap_disp(void)
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{
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int lp;
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if(is_open != TRUE)
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return;
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printf("cmap DUMP\n");
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printf("start :[%08x]\n", cmap->start);
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printf("len :[%08x]\n", cmap->len);
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printf("red :[%8p]\n", cmap->red);
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if(cmap->red){
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for(lp=0;lp<cmap->len;lp++){
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if((lp+1)%16==0) printf("%04x\n",*(cmap->red+lp));
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else printf("%04x ",*(cmap->red+lp));
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}
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if(lp%16) printf("\n");
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}
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printf("green :[%8p]\n",cmap->green);
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if(cmap->green){
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for(lp=0;lp<cmap->len;lp++){
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if((lp+1)%16==0) printf("%04x\n",*(cmap->green+lp));
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else printf("%04x ",*(cmap->green+lp));
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}
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if(lp%16) printf("\n");
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}
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printf("blue :[%8p]\n",cmap->blue);
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if(cmap->blue){
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for(lp=0;lp<cmap->len;lp++){
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if((lp+1)%16==0) printf("%04x\n",*(cmap->blue+lp));
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else printf("%04x ",*(cmap->blue+lp));
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}
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if(lp%16) printf("\n");
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}
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printf("transp :[%8p]\n",cmap->transp);
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if(cmap->transp){
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for(lp=0;lp<cmap->len;lp++){
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if((lp+1)%16==0) printf("%04x\n",*(cmap->transp+lp));
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else printf("%04x ",*(cmap->transp+lp));
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}
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if(lp%16) printf("\n");
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}
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return;
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}
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void fb_fscrn_disp(void)
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{
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if(is_open != TRUE)
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return;
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printf("scinfo[%8p] DUMP\n", &fscinfo);
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printf("id :[%s]\n", fscinfo.id);
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printf("smem_start :[%08lx]\n", fscinfo.smem_start);
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printf("smem_len :[%d]\n", fscinfo.smem_len);
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printf("type :[%d] ", fscinfo.type);
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switch(fscinfo.type){
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case FB_TYPE_PACKED_PIXELS:
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printf("FB_TYPE_PACKED_PIXELS\n");break;
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case FB_TYPE_PLANES:
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printf("FB_TYPE_PLANES\n");break;
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case FB_TYPE_INTERLEAVED_PLANES:
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printf("FB_TYPE_INTERLEAVED_PLANES\n");break;
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case FB_TYPE_TEXT:
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printf("FB_TYPE_TEXT\n");break;
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default:printf("Unknown type.\n");
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}
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printf("type_aux :[%d] ",fscinfo.type_aux);
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switch(fscinfo.type_aux){
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case FB_AUX_TEXT_MDA:
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printf("FB_AUX_TEXT_MDA\n");break;
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case FB_AUX_TEXT_CGA:
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printf("FB_AUX_TEXT_CGA\n");break;
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case FB_AUX_TEXT_S3_MMIO:
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printf("FB_AUX_TEXT_S3_MMIO\n");break;
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case FB_AUX_TEXT_MGA_STEP16:
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printf("FB_AUX_TEXT_MGA_STEP16\n");break;
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case FB_AUX_TEXT_MGA_STEP8:
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printf("FB_AUX_TEXT_MGA_STEP8\n");break;
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default:printf("Unknown type_aux.\n");
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}
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printf("visual :[%d] ",fscinfo.visual);
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switch(fscinfo.visual){
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case FB_VISUAL_MONO01:
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printf("FB_VISUAL_MONO01\n");break;
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case FB_VISUAL_MONO10:
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printf("FB_VISUAL_MONO10\n");break;
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case FB_VISUAL_TRUECOLOR:
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printf("FB_VISUAL_TRUECOLOR\n");break;
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case FB_VISUAL_PSEUDOCOLOR:
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printf("FB_VISUAL_PSEUDOCOLOR\n");break;
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case FB_VISUAL_DIRECTCOLOR:
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printf("FB_VISUAL_DIRECTCOLOR\n");break;
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case FB_VISUAL_STATIC_PSEUDOCOLOR:
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printf("FB_VISUAL_STATIC_PSEUDOCOLOR\n");break;
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default:printf("Unknown Visual mode.\n");
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}
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printf("xpanstep :[%d]\n",fscinfo.xpanstep);
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printf("ypanstep :[%d]\n",fscinfo.ypanstep);
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printf("ywrapstep :[%d]\n",fscinfo.ywrapstep);
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printf("line_length :[%d]\n",fscinfo.line_length);
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printf("mmio_start :[%08lx]\n",fscinfo.mmio_start);
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printf("mmio_len :[%d]\n",fscinfo.mmio_len);
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printf("accel :[%d] ",fscinfo.accel);
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switch(fscinfo.accel){
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case FB_ACCEL_NONE:
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printf("FB_ACCEL_NONE\n");break;
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case FB_ACCEL_ATARIBLITT:
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printf("FB_ACCEL_ATARIBLITT\n");break;
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case FB_ACCEL_AMIGABLITT:
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printf("FB_ACCEL_AMIGABLITT\n");break;
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case FB_ACCEL_S3_TRIO64:
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printf("FB_ACCEL_S3_TRIO64\n");break;
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case FB_ACCEL_NCR_77C32BLT:
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printf("FB_ACCEL_NCR_77C32BLT\n");break;
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case FB_ACCEL_S3_VIRGE:
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printf("FB_ACCEL_S3_VIRGE\n");break;
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case FB_ACCEL_ATI_MACH64GX:
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printf("FB_ACCEL_ATI_MACH64GX\n");break;
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case FB_ACCEL_DEC_TGA:
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printf("FB_ACCEL_DEC_TGA\n");break;
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case FB_ACCEL_ATI_MACH64CT:
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printf("FB_ACCEL_ATI_MACH64CT\n");break;
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case FB_ACCEL_ATI_MACH64VT:
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printf("FB_ACCEL_ATI_MACH64VT\n");break;
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case FB_ACCEL_ATI_MACH64GT:
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printf("FB_ACCEL_ATI_MACH64GT\n");break;
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case FB_ACCEL_SUN_CREATOR:
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printf("FB_ACCEL_SUN_CREATOR\n");break;
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case FB_ACCEL_SUN_CGSIX:
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printf("FB_ACCEL_SUN_CGSIX\n");break;
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case FB_ACCEL_SUN_LEO:
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printf("FB_ACCEL_SUN_LEO\n");break;
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case FB_ACCEL_IMS_TWINTURBO:
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printf("FB_ACCEL_IMS_TWINTURBO\n");break;
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case FB_ACCEL_3DLABS_PERMEDIA2:
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printf("FB_ACCEL_3DLABS_PERMEDIA2\n");break;
|
||||
case FB_ACCEL_MATROX_MGA2064W:
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printf("FB_ACCEL_MATROX_MGA2064W\n");break;
|
||||
case FB_ACCEL_MATROX_MGA1064SG:
|
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printf("FB_ACCEL_MATROX_MGA1064SG\n");break;
|
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case FB_ACCEL_MATROX_MGA2164W:
|
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printf("FB_ACCEL_MATROX_MGA2164W\n");break;
|
||||
case FB_ACCEL_MATROX_MGA2164W_AGP:
|
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printf("FB_ACCEL_MATROX_MGA2164W_AGP\n");break;
|
||||
case FB_ACCEL_MATROX_MGAG100:
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printf("FB_ACCEL_MATROX_MGAG100\n");break;
|
||||
case FB_ACCEL_MATROX_MGAG200:
|
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printf("FB_ACCEL_MATROX_MGAG200\n");break;
|
||||
case FB_ACCEL_SUN_CG14:
|
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printf("FB_ACCEL_SUN_CG14\n");break;
|
||||
case FB_ACCEL_SUN_BWTWO:
|
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printf("FB_ACCEL_SUN_BWTWO\n");break;
|
||||
case FB_ACCEL_SUN_CGTHREE:
|
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printf("FB_ACCEL_SUN_CGTHREE\n");break;
|
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case FB_ACCEL_SUN_TCX:
|
||||
printf("FB_ACCEL_SUN_TCX\n");break;
|
||||
default:printf("Unknown Visual mode.\n");
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
void fb_vscrn_disp(void)
|
||||
{
|
||||
if(is_open != TRUE)
|
||||
return;
|
||||
printf("vscinfo DUMP\n");
|
||||
printf("xres :[%d]\n",vscinfo.xres);
|
||||
printf("yres :[%d]\n",vscinfo.yres);
|
||||
printf("xres_virtual :[%d]\n",vscinfo.xres_virtual);
|
||||
printf("yres_virtual :[%d]\n",vscinfo.yres_virtual);
|
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printf("xoffset :[%d]\n",vscinfo.xoffset);
|
||||
printf("yoffset :[%d]\n",vscinfo.yoffset);
|
||||
printf("bits_per_pixel :[%d]\n",vscinfo.bits_per_pixel);
|
||||
printf("grayscale :[%d]\n",vscinfo.grayscale);
|
||||
printf("red.offset :[%d]\n",vscinfo.red.offset);
|
||||
printf("red.length :[%d]\n",vscinfo.red.length);
|
||||
printf("red.msb_right :[%d]\n",vscinfo.red.msb_right);
|
||||
printf("green.offset :[%d]\n",vscinfo.green.offset);
|
||||
printf("green.length :[%d]\n",vscinfo.green.length);
|
||||
printf("green.msb_right :[%d]\n",vscinfo.green.msb_right);
|
||||
printf("blue.offset :[%d]\n",vscinfo.blue.offset);
|
||||
printf("blue.length :[%d]\n",vscinfo.blue.length);
|
||||
printf("blue.msb_right :[%d]\n",vscinfo.blue.msb_right);
|
||||
printf("transp.offset :[%d]\n",vscinfo.transp.offset);
|
||||
printf("transp.length :[%d]\n",vscinfo.transp.length);
|
||||
printf("transp.msb_right:[%d]\n",vscinfo.transp.msb_right);
|
||||
printf("nonstd :[%d]\n",vscinfo.nonstd);
|
||||
printf("activate :[%d]\n",vscinfo.activate);
|
||||
printf("height :[%d]\n",vscinfo.height);
|
||||
printf("width :[%d]\n",vscinfo.width);
|
||||
printf("accel_flags :[%d]\n",vscinfo.accel_flags);
|
||||
printf("pixclock :[%d]\n",vscinfo.pixclock);
|
||||
printf("left_margin :[%d]\n",vscinfo.left_margin);
|
||||
printf("right_margin :[%d]\n",vscinfo.right_margin);
|
||||
printf("upper_margin :[%d]\n",vscinfo.upper_margin);
|
||||
printf("lower_margin :[%d]\n",vscinfo.lower_margin);
|
||||
printf("hsync_len :[%d]\n",vscinfo.hsync_len);
|
||||
printf("vsync_len :[%d]\n",vscinfo.vsync_len);
|
||||
printf("sync :[%d]\n",vscinfo.sync);
|
||||
printf("vmode :[%d]\n",vscinfo.vmode);
|
||||
return;
|
||||
}
|
||||
|
||||
/********* static functions **************/
|
||||
|
||||
/*
|
||||
(struct fb_cmap)<29>ǥХ<C7A5><D0A5><EFBFBD><EFBFBD>˰<EFBFBD>¸<EFBFBD><C2B8><EFBFBD>ʤ<EFBFBD><CAA4><EFBFBD><EFBFBD>顼<EFBFBD>ޥå<C3A5><D7BE><EFBFBD>
|
||||
|
||||
fb_cmap_create() <09><><EFBFBD><EFBFBD><EFBFBD>Υ<EFBFBD><CEA5>顼<EFBFBD>ޥå<C3A5><D7BE><EFBFBD>
|
||||
fb_cmap_destroy() <09><><EFBFBD>顼<EFBFBD>ޥå<C3A5><D7BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˴<EFBFBD>
|
||||
fb_cmap_disp() <09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɽ<EFBFBD><C9BD>
|
||||
fb_cmap_get() <09><><EFBFBD><EFBFBD><EFBFBD>γ<EFBFBD><CEB3><EFBFBD>
|
||||
fb_cmap_set() <09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
*/
|
||||
|
||||
#define LUT_MAX (256)
|
||||
|
||||
static struct fb_cmap* fb_cmap_create(struct fb_fix_screeninfo* fscinfo,
|
||||
struct fb_var_screeninfo *vscinfo)
|
||||
{
|
||||
struct fb_cmap* cmap;
|
||||
int cmaplen=LUT_MAX;
|
||||
|
||||
/* <20><><EFBFBD>顼<EFBFBD>ޥåפ<C3A5>¸<EFBFBD>ߥ<EFBFBD><DFA5><EFBFBD><EFBFBD>å<EFBFBD> */
|
||||
if(fscinfo->visual==FB_VISUAL_MONO01 ||
|
||||
fscinfo->visual==FB_VISUAL_MONO10 ||
|
||||
fscinfo->visual==FB_VISUAL_TRUECOLOR) return NULL;
|
||||
|
||||
cmap=(struct fb_cmap*)malloc(sizeof(struct fb_cmap));
|
||||
if(!cmap){
|
||||
perror("cmap malloc error\n");
|
||||
return (struct fb_cmap*)-1;
|
||||
}
|
||||
memset(cmap,0,sizeof(struct fb_cmap));
|
||||
|
||||
/* <20><>ʬ<EFBFBD><CAAC><EFBFBD><EFBFBD>¸<EFBFBD>ߤ<EFBFBD><DFA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ä<EFBFBD><C3A4>饫<EFBFBD>顼<EFBFBD>ޥå<DEA5><C3A5>Ѥ<EFBFBD><D1A4>ΰ<EFBFBD><CEB0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
|
||||
if(vscinfo->red.length){
|
||||
cmap->red=(__u16*)malloc(sizeof(__u16)*cmaplen);
|
||||
if(!cmap->red){
|
||||
perror("red lut malloc error\n");
|
||||
return (struct fb_cmap*)-1;
|
||||
}
|
||||
}
|
||||
if(vscinfo->green.length){
|
||||
cmap->green=(__u16*)malloc(sizeof(__u16)*cmaplen);
|
||||
if(!cmap->green){
|
||||
if(vscinfo->red.length) free(cmap->red);
|
||||
perror("green lut malloc error\n");
|
||||
return (struct fb_cmap*)-1;
|
||||
}
|
||||
}
|
||||
if(vscinfo->blue.length){
|
||||
cmap->blue=(__u16*)malloc(sizeof(__u16)*cmaplen);
|
||||
if(!cmap->blue){
|
||||
if(vscinfo->red.length) free(cmap->red);
|
||||
if(vscinfo->green.length) free(cmap->green);
|
||||
perror("blue lut malloc error\n");
|
||||
return (struct fb_cmap*)-1;
|
||||
}
|
||||
}
|
||||
if(vscinfo->transp.length){
|
||||
cmap->transp=(__u16*)malloc(sizeof(__u16)*cmaplen);
|
||||
if(!cmap->transp){
|
||||
if(vscinfo->red.length) free(cmap->red);
|
||||
if(vscinfo->green.length) free(cmap->green);
|
||||
if(vscinfo->blue.length) free(cmap->blue);
|
||||
perror("transp lut malloc error\n");
|
||||
return (struct fb_cmap*)-1;
|
||||
}
|
||||
}
|
||||
cmap->len=cmaplen;
|
||||
return cmap;
|
||||
}
|
||||
|
||||
static void fb_cmap_destroy(struct fb_cmap* cmap)
|
||||
{
|
||||
if(cmap->red) free(cmap->red);
|
||||
if(cmap->green) free(cmap->green);
|
||||
if(cmap->blue) free(cmap->blue);
|
||||
if(cmap->transp) free(cmap->transp);
|
||||
free(cmap);
|
||||
}
|
||||
|
||||
/*
|
||||
static int fb_cmap_get(int fbfp,struct fb_cmap* cmap)
|
||||
{
|
||||
if(ioctl(fbfp,FBIOGETCMAP,cmap)){
|
||||
perror("ioctl FBIOGETCMAP error\n");
|
||||
return -1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int fb_cmap_set(int fbfp,struct fb_cmap* cmap)
|
||||
{
|
||||
if(ioctl(fbfp,FBIOPUTCMAP,cmap)){
|
||||
perror("ioctl FBIOPUTCMAP error\n");
|
||||
return -1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
*/
|
||||
/*
|
||||
<09>ե졼<D5A5><ECA1BC><EFBFBD>Хåե<C3A5><D5A5><EFBFBD><EFBFBD>Ф<EFBFBD><D0A4>륢<EFBFBD><EBA5A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
|
||||
fb_mmap() <09>ե졼<D5A5><ECA1BC><EFBFBD>Хåե<C3A5><D5A5>Υ<EFBFBD><CEA5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؤΥޥå<DEA5>
|
||||
fb_munmap() <09>ե졼<D5A5><ECA1BC><EFBFBD>Хåե<C3A5><D5A5>Υ<EFBFBD><CEA5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>夫<EFBFBD><E5A4AB><EFBFBD>Υ<EFBFBD><CEA5><EFBFBD><EFBFBD>ޥå<DEA5>
|
||||
*/
|
||||
|
||||
static void *fb_mmap(int fbfp, struct fb_fix_screeninfo* scinfo)
|
||||
{
|
||||
void *buf;
|
||||
if((buf=(unsigned char*)
|
||||
mmap(NULL, scinfo->smem_len, PROT_READ|PROT_WRITE,MAP_SHARED, fbfp, (off_t)0))
|
||||
==MAP_FAILED){
|
||||
perror("mmap error");
|
||||
return NULL;
|
||||
}
|
||||
return buf;
|
||||
}
|
||||
|
||||
static int fb_munmap(void* buf,struct fb_fix_screeninfo* scinfo)
|
||||
{
|
||||
return munmap(buf,scinfo->smem_len);
|
||||
}
|
||||
|
||||
/*
|
||||
(struct fb_fix_screeninfo)<29>ǥХ<C7A5><D0A5><EFBFBD><EFBFBD>˰<EFBFBD>¸<EFBFBD><C2B8><EFBFBD>ʤ<EFBFBD><CAA4><EFBFBD><EFBFBD>ꤵ<EFBFBD>줿<EFBFBD><ECA4BF><EFBFBD><EFBFBD>
|
||||
|
||||
fb_fscrn_disp() <09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɽ<EFBFBD><C9BD>
|
||||
fb_fscrn_get() <09><><EFBFBD><EFBFBD><EFBFBD>γ<EFBFBD><CEB3><EFBFBD>
|
||||
*/
|
||||
|
||||
|
||||
static int fb_fscrn_get(int fbfp,struct fb_fix_screeninfo* scinfo)
|
||||
{
|
||||
if(ioctl(fbfp,FBIOGET_FSCREENINFO,scinfo)){
|
||||
perror("ioctl FBIOGET_FSCREENINFO error\n");
|
||||
return -1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
(struct fb_var_screeninfo)<29>ǥХ<C7A5><D0A5><EFBFBD><EFBFBD>˰<EFBFBD>¸<EFBFBD><C2B8><EFBFBD>ʤ<EFBFBD><CAA4>ѹ<EFBFBD><D1B9><EFBFBD>ǽ<EFBFBD>ʾ<EFBFBD><CABE><EFBFBD>
|
||||
|
||||
fb_vscrn_disp() <09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɽ<EFBFBD><C9BD>
|
||||
fb_vscrn_get() <09><><EFBFBD><EFBFBD><EFBFBD>γ<EFBFBD><CEB3><EFBFBD>
|
||||
fb_vscrn_set() <09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
*/
|
||||
|
||||
|
||||
static int fb_vscrn_get(int fbfp,struct fb_var_screeninfo* scinfo)
|
||||
{
|
||||
if(ioctl(fbfp,FBIOGET_VSCREENINFO,scinfo)){
|
||||
perror("ioctl FBIOGET_VSCREENINFO error\n");
|
||||
return -1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
static int fb_vscrn_set(int fbfp,struct fb_var_screeninfo* scinfo)
|
||||
{
|
||||
if(ioctl(fbfp,FBIOPUT_VSCREENINFO,scinfo)){
|
||||
perror("ioctl FBIOPUT_VSCREENINFO error\n");
|
||||
return -1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
*/
|
||||
Reference in New Issue
Block a user