diff options
Diffstat (limited to 'w3mimg/fb/fb.c')
| -rw-r--r-- | w3mimg/fb/fb.c | 418 |
1 files changed, 418 insertions, 0 deletions
diff --git a/w3mimg/fb/fb.c b/w3mimg/fb/fb.c index cd11128..7b6f23b 100644 --- a/w3mimg/fb/fb.c +++ b/w3mimg/fb/fb.c @@ -12,12 +12,24 @@ #include <errno.h> #include <sys/ioctl.h> #include <sys/mman.h> +#if defined(__linux__) #include <linux/fb.h> +#elif defined(__FreeBSD__) +#include <sys/fbio.h> +#endif +#if defined(__FreeBSD__) +#include <sys/types.h> +#include <machine/param.h> +#endif #include "fb.h" #define FB_ENV "FRAMEBUFFER" +#if defined(__linux__) #define FB_DEFDEV "/dev/fb0" +#elif defined(__FreeBSD__) +#define FB_DEFDEV "/dev/ttyv0" +#endif #define MONO_OFFSET_8BIT 0x40 #define COLORS_MONO_8BIT 0x40 @@ -38,22 +50,65 @@ #define IMAGE_SIZE_MAX 10000 +#if defined(__linux__) static struct fb_cmap *fb_cmap_create(struct fb_fix_screeninfo *, struct fb_var_screeninfo *); +#elif defined(__FreeBSD__) +static video_color_palette_t *fb_cmap_create(video_info_t *video_info, + video_adapter_info_t *video_adapter_info); +#endif +#if defined(__linux__) static void fb_cmap_destroy(struct fb_cmap *cmap); +#elif defined(__FreeBSD__) +static void fb_cmap_destroy(video_color_palette_t *cmap); +#endif +#if defined(__linux__) static int fb_fscrn_get(int fbfp, struct fb_fix_screeninfo *scinfo); +#endif +#if defined(__linux__) static void *fb_mmap(int fbfp, struct fb_fix_screeninfo *scinfo); +#elif defined(__FreeBSD__) +static void *fb_mmap(int fbfp, video_adapter_info_t *video_adapter_info); +#endif +#if defined(__linux__) static int fb_munmap(void *buf, struct fb_fix_screeninfo *scinfo); +#elif defined(__FreeBSD__) +static int fb_munmap(void *buf, video_adapter_info_t *video_adapter_info); +#endif +#if defined(__linux__) static int fb_vscrn_get(int fbfp, struct fb_var_screeninfo *scinfo); +#endif +#if defined(__linux__) static int fb_cmap_set(int fbfp, struct fb_cmap *cmap); +#elif defined(__FreeBSD__) +static int fb_cmap_set(int fbfp, video_color_palette_t *cmap); +#endif +#if defined(__linux__) static int fb_cmap_get(int fbfp, struct fb_cmap *cmap); +#elif defined(__FreeBSD__) +static int fb_cmap_get(int fbfp, video_color_palette_t *cmap); +#endif static int fb_cmap_init(void); static int fb_get_cmap_index(int r, int g, int b); static unsigned long fb_get_packed_color(int r, int g, int b); +#if defined(__FreeBSD__) +static int fb_video_mode_get(int fbfp, int *video_mode); +static int fb_video_info_get(int fbfp, video_info_t *video_info); +static int fb_video_adapter_info_get(int fbfp, video_adapter_info_t *video_adapter_info); +#endif +#if defined(__linux__) static struct fb_fix_screeninfo fscinfo; static struct fb_var_screeninfo vscinfo; +#elif defined(__FreeBSD__) +static video_info_t video_info; +static video_adapter_info_t video_adapter_info; +#endif +#if defined(__linux__) static struct fb_cmap *cmap = NULL, *cmap_org = NULL; +#elif defined(__FreeBSD__) +static video_color_palette_t *cmap = NULL, *cmap_org = NULL; +#endif static int is_open = FALSE; static int fbfp = -1; static size_t pixel_size = 0; @@ -63,6 +118,9 @@ int fb_open(void) { char *fbdev = { FB_DEFDEV }; +#if defined(__FreeBSD__) + int video_mode; +#endif if (is_open == TRUE) return 1; @@ -76,6 +134,7 @@ fb_open(void) goto ERR_END; } +#if defined(__linux__) if (fb_fscrn_get(fbfp, &fscinfo)) { goto ERR_END; } @@ -83,22 +142,67 @@ fb_open(void) if (fb_vscrn_get(fbfp, &vscinfo)) { goto ERR_END; } +#elif defined(__FreeBSD__) + if (fb_video_mode_get(fbfp, &video_mode)) { + goto ERR_END; + } + video_info.vi_mode = video_mode; + + if (fb_video_info_get(fbfp, &video_info)) { + goto ERR_END; + } + if (fb_video_adapter_info_get(fbfp, &video_adapter_info)) { + goto ERR_END; + } + if (!(video_info.vi_flags & V_INFO_GRAPHICS) || + !(video_info.vi_flags & V_INFO_LINEAR)) { + goto ERR_END; + } +#endif + +#if defined(__linux__) if ((cmap = fb_cmap_create(&fscinfo, &vscinfo)) == (struct fb_cmap *)-1) { goto ERR_END; } +#elif defined(__FreeBSD__) + if ((cmap = fb_cmap_create(&video_info, &video_adapter_info)) == (video_color_palette_t *)-1) { + goto ERR_END; + } +#endif +#if defined(__linux__) if (!(buf = fb_mmap(fbfp, &fscinfo))) { fprintf(stderr, "Can't allocate memory.\n"); goto ERR_END; } +#elif defined(__FreeBSD__) + if (!(buf = fb_mmap(fbfp, &video_adapter_info))) { + fprintf(stderr, "Can't allocate memory.\n"); + goto ERR_END; + } +#endif +#if defined(__linux__) if (fscinfo.type != FB_TYPE_PACKED_PIXELS) { fprintf(stderr, "This type of framebuffer is not supported.\n"); goto ERR_END; } +#elif defined(__FreeBSD__) + if (!(video_info.vi_mem_model == V_INFO_MM_PACKED || + video_info.vi_mem_model == V_INFO_MM_DIRECT)) { + fprintf(stderr, "This type of framebuffer is not supported.\n"); + goto ERR_END; + } +#endif +#if defined(__linux__) if (fscinfo.visual == FB_VISUAL_PSEUDOCOLOR && vscinfo.bits_per_pixel == 8) { +#elif defined(__FreeBSD__) + if (video_adapter_info.va_flags & V_ADP_PALETTE && + video_info.vi_mem_model == V_INFO_MM_PACKED && + video_info.vi_depth == 8) { +#endif if (fb_cmap_get(fbfp, cmap)) { fprintf(stderr, "Can't get color map.\n"); fb_cmap_destroy(cmap); @@ -111,12 +215,20 @@ fb_open(void) pixel_size = 1; } +#if defined(__linux__) else if ((fscinfo.visual == FB_VISUAL_TRUECOLOR || fscinfo.visual == FB_VISUAL_DIRECTCOLOR) && (vscinfo.bits_per_pixel == 15 || vscinfo.bits_per_pixel == 16 || vscinfo.bits_per_pixel == 24 || vscinfo.bits_per_pixel == 32)) { pixel_size = (vscinfo.bits_per_pixel + 7) / CHAR_BIT; +#elif defined(__FreeBSD__) + else if (video_info.vi_mem_model == V_INFO_MM_DIRECT && + (video_info.vi_depth == 15 || + video_info.vi_depth == 16 || + video_info.vi_depth == 24 || video_info.vi_depth == 32)) { + pixel_size = (video_info.vi_depth + 7) / CHAR_BIT; +#endif } else { fprintf(stderr, "This type of framebuffer is not supported.\n"); @@ -147,7 +259,11 @@ fb_close(void) cmap = NULL; } if (buf != NULL) { +#if defined(__linux__) fb_munmap(buf, &fscinfo); +#elif defined(__FreeBSD__) + fb_munmap(buf, &video_adapter_info); +#endif buf = NULL; } @@ -259,11 +375,19 @@ fb_image_draw(FB_IMAGE * image, int x, int y, int sx, int sy, int width, if (y + height > fb_height()) height = fb_height() - y; +#if defined(__linux__) offset_fb = fscinfo.line_length * y + pixel_size * x; +#elif defined(__FreeBSD__) + offset_fb = video_adapter_info.va_line_width * y + pixel_size * x; +#endif offset_img = image->rowstride * sy + pixel_size * sx; for (i = 0; i < height; i++) { memcpy(buf + offset_fb, image->data + offset_img, pixel_size * width); +#if defined(__linux__) offset_fb += fscinfo.line_length; +#elif defined(__FreeBSD__) + offset_fb += video_adapter_info.va_line_width; +#endif offset_img += image->rowstride; } @@ -336,7 +460,11 @@ fb_width(void) if (is_open != TRUE) return 0; +#if defined(__linux__) return vscinfo.xres; +#elif defined(__FreeBSD__) + return video_info.vi_width; +#endif } int @@ -345,7 +473,11 @@ fb_height(void) if (is_open != TRUE) return 0; +#if defined(__linux__) return vscinfo.yres; +#elif defined(__FreeBSD__) + return video_info.vi_height; +#endif } int @@ -369,7 +501,11 @@ fb_clear(int x, int y, int w, int h, int r, int g, int b) h = fb_height() - y; if (tmp == NULL) { +#if defined(__linux__) tmp = malloc(fscinfo.line_length); +#elif defined(__FreeBSD__) + tmp = malloc(video_adapter_info.va_line_width); +#endif if (tmp == NULL) return 1; } @@ -384,10 +520,18 @@ fb_clear(int x, int y, int w, int h, int r, int g, int b) gg = g; bb = b; } +#if defined(__linux__) offset_fb = fscinfo.line_length * y + pixel_size * x; +#elif defined(__FreeBSD__) + offset_fb = video_adapter_info.va_line_width * y + pixel_size * x; +#endif for (i = 0; i < h; i++) { memcpy(buf + offset_fb, tmp, pixel_size * w); +#if defined(__linux__) offset_fb += fscinfo.line_length; +#elif defined(__FreeBSD__) + offset_fb += video_adapter_info.va_line_width; +#endif } return 0; } @@ -400,11 +544,21 @@ fb_get_packed_color(int r, int g, int b) return fb_get_cmap_index(r, g, b); } else { +#if defined(__linux__) return ((r >> (CHAR_BIT - vscinfo.red.length)) << vscinfo.red.offset) + ((g >> (CHAR_BIT - vscinfo.green.length)) << vscinfo.green. offset) + ((b >> (CHAR_BIT - vscinfo.blue.length)) << vscinfo.blue.offset); +#elif defined(__FreeBSD__) + return + ((r >> (CHAR_BIT - video_info.vi_pixel_fsizes[0])) << + video_info.vi_pixel_fields[0]) + + ((g >> (CHAR_BIT - video_info.vi_pixel_fsizes[1])) << + video_info.vi_pixel_fields[1]) + + ((b >> (CHAR_BIT - video_info.vi_pixel_fsizes[2])) << + video_info.vi_pixel_fields[2]); +#endif } } @@ -433,16 +587,31 @@ fb_cmap_init(void) if (cmap == NULL) return 1; +#if defined(__linux__) if (cmap->len < COLOR_OFFSET_8BIT + COLORS_8BIT) { fprintf(stderr, "Can't allocate enough color.\n"); return 1; } +#elif defined(__FreeBSD__) + if (cmap->count < COLOR_OFFSET_8BIT + COLORS_8BIT) { + fprintf(stderr, "Can't allocate enough color.\n"); + return 1; + } +#endif if (cmap_org == NULL) { +#if defined(__linux__) if ((cmap_org = fb_cmap_create(&fscinfo, &vscinfo)) == (struct fb_cmap *)-1) { return 1; } +#elif defined(__FreeBSD__) + if ((cmap_org = + fb_cmap_create(&video_info, &video_adapter_info)) == + (video_color_palette_t *)-1) { + return 1; + } +#endif if (fb_cmap_get(fbfp, cmap_org)) { fprintf(stderr, "Can't get color map.\n"); @@ -452,8 +621,13 @@ fb_cmap_init(void) } } +#if defined(__linux__) cmap->start = MONO_OFFSET_8BIT; cmap->len = COLORS_8BIT + COLORS_MONO_8BIT; +#elif defined(__FreeBSD__) + cmap->index = MONO_OFFSET_8BIT; + cmap->count = COLORS_8BIT + COLORS_MONO_8BIT; +#endif for (lp = 0; lp < COLORS_MONO_8BIT; lp++) { int c; @@ -506,73 +680,213 @@ fb_cmap_init(void) #define LUT_MAX (256) +#if defined(__linux__) static struct fb_cmap * fb_cmap_create(struct fb_fix_screeninfo *fscinfo, struct fb_var_screeninfo *vscinfo) +#elif defined(__FreeBSD__) +static video_color_palette_t * +fb_cmap_create(video_info_t *video_info, + video_adapter_info_t *video_adapter_info) +#endif { +#if defined(__linux__) struct fb_cmap *cmap; +#elif defined(__FreeBSD__) + video_color_palette_t *cmap; +#endif int cmaplen = LUT_MAX; /* check the existence of colormap */ +#if defined(__linux__) if (fscinfo->visual == FB_VISUAL_MONO01 || fscinfo->visual == FB_VISUAL_MONO10 || fscinfo->visual == FB_VISUAL_TRUECOLOR) return NULL; +#elif defined(__FreeBSD__) + if (!(video_adapter_info->va_flags & V_ADP_PALETTE)) + return NULL; +#endif +#if defined(__linux__) cmap = (struct fb_cmap *)malloc(sizeof(struct fb_cmap)); +#elif defined(__FreeBSD__) + cmap = (video_color_palette_t *)malloc(sizeof(video_color_palette_t)); +#endif if (!cmap) { perror("cmap malloc error\n"); +#if defined(__linux__) return (struct fb_cmap *)-1; +#elif defined(__FreeBSD__) + return (video_color_palette_t *)-1; +#endif } +#if defined(__linux__) memset(cmap, 0, sizeof(struct fb_cmap)); +#elif defined(__FreeBSD__) + memset(cmap, 0, sizeof(video_color_palette_t)); +#endif + +#if defined(__FreeBSD__) + if (video_info->vi_mem_model == V_INFO_MM_PACKED) { + cmap->red = (u_char *) malloc(sizeof(u_char) * cmaplen); + if (!cmap->red) { + perror("red lut malloc error\n"); + return (video_color_palette_t *)-1; + } + cmap->green = (u_char *) malloc(sizeof(u_char) * cmaplen); + if (!cmap->green) { + perror("green lut malloc error\n"); + free(cmap->red); + return (video_color_palette_t *)-1; + } + cmap->blue = (u_char *) malloc(sizeof(u_char) * cmaplen); + if (!cmap->blue) { + perror("blue lut malloc error\n"); + free(cmap->red); + free(cmap->green); + return (video_color_palette_t *)-1; + } + cmap->transparent = (u_char *) malloc(sizeof(u_char) * cmaplen); + if (!cmap->transparent) { + perror("transparent lut malloc error\n"); + free(cmap->red); + free(cmap->green); + free(cmap->blue); + return (video_color_palette_t *)-1; + } + cmap->count = cmaplen; + return cmap; + } +#endif /* Allocates memory for a colormap */ +#if defined(__linux__) if (vscinfo->red.length) { cmap->red = (__u16 *) malloc(sizeof(__u16) * cmaplen); +#elif defined(__FreeBSD__) + if (video_info->vi_pixel_fsizes[0]) { + cmap->red = (u_char *) malloc(sizeof(u_char) * cmaplen); +#endif if (!cmap->red) { perror("red lut malloc error\n"); +#if defined(__linux__) return (struct fb_cmap *)-1; +#elif defined(__FreeBSD__) + return (video_color_palette_t *)-1; +#endif } } +#if defined(__linux__) if (vscinfo->green.length) { cmap->green = (__u16 *) malloc(sizeof(__u16) * cmaplen); +#elif defined(__FreeBSD__) + if (video_info->vi_pixel_fsizes[1]) { + cmap->green = (u_char *) malloc(sizeof(u_char) * cmaplen); +#endif if (!cmap->green) { +#if defined(__linux__) if (vscinfo->red.length) free(cmap->red); +#elif defined(__FreeBSD__) + if (video_info->vi_pixel_fsizes[0]) + free(cmap->red); +#endif perror("green lut malloc error\n"); +#if defined(__linux__) return (struct fb_cmap *)-1; +#elif defined(__FreeBSD__) + return (video_color_palette_t *)-1; +#endif } } +#if defined(__linux__) if (vscinfo->blue.length) { cmap->blue = (__u16 *) malloc(sizeof(__u16) * cmaplen); +#elif defined(__FreeBSD__) + if (video_info->vi_pixel_fsizes[2]) { + cmap->blue = (u_char *) malloc(sizeof(u_char) * cmaplen); +#endif if (!cmap->blue) { +#if defined(__linux__) if (vscinfo->red.length) free(cmap->red); +#elif defined(__FreeBSD__) + if (video_info->vi_pixel_fsizes[0]) + free(cmap->red); +#endif +#if defined(__linux__) if (vscinfo->green.length) free(cmap->green); +#elif defined(__FreeBSD__) + if (video_info->vi_pixel_fsizes[1]) + free(cmap->green); +#endif perror("blue lut malloc error\n"); +#if defined(__linux__) return (struct fb_cmap *)-1; +#elif defined(__FreeBSD__) + return (video_color_palette_t *)-1; +#endif } } +#if defined(__linux__) if (vscinfo->transp.length) { cmap->transp = (__u16 *) malloc(sizeof(__u16) * cmaplen); +#elif defined(__FreeBSD__) + if (video_info->vi_pixel_fsizes[3]) { + cmap->transparent = (u_char *) malloc(sizeof(u_char) * cmaplen); +#endif +#if defined(__linux__) if (!cmap->transp) { +#elif defined(__FreeBSD__) + if (!cmap->transparent) { +#endif +#if defined(__linux__) if (vscinfo->red.length) free(cmap->red); +#elif defined(__FreeBSD__) + if (video_info->vi_pixel_fsizes[0]) + free(cmap->red); +#endif +#if defined(__linux__) if (vscinfo->green.length) free(cmap->green); +#elif defined(__FreeBSD__) + if (video_info->vi_pixel_fsizes[1]) + free(cmap->green); +#endif +#if defined(__linux__) if (vscinfo->blue.length) free(cmap->blue); perror("transp lut malloc error\n"); +#elif defined(__FreeBSD__) + if (video_info->vi_pixel_fsizes[2]) + free(cmap->blue); + perror("transparent lut malloc error\n"); +#endif +#if defined(__linux__) return (struct fb_cmap *)-1; +#elif defined(__FreeBSD__) + return (video_color_palette_t *)-1; +#endif } } +#if defined(__linux__) cmap->len = cmaplen; +#elif defined(__FreeBSD__) + cmap->count = cmaplen; +#endif return cmap; } +#if defined(__linux__) static void fb_cmap_destroy(struct fb_cmap *cmap) +#elif defined(__FreeBSD__) +static void +fb_cmap_destroy(video_color_palette_t *cmap) +#endif { if (cmap->red) free(cmap->red); @@ -580,28 +894,57 @@ fb_cmap_destroy(struct fb_cmap *cmap) free(cmap->green); if (cmap->blue) free(cmap->blue); +#if defined(__linux__) if (cmap->transp) free(cmap->transp); +#elif defined(__FreeBSD__) + if (cmap->transparent) + free(cmap->transparent); +#endif free(cmap); } +#if defined(__linux__) static int fb_cmap_get(int fbfp, struct fb_cmap *cmap) +#elif defined(__FreeBSD__) +static int +fb_cmap_get(int fbfp, video_color_palette_t *cmap) +#endif { +#if defined(__linux__) if (ioctl(fbfp, FBIOGETCMAP, cmap)) { perror("ioctl FBIOGETCMAP error\n"); return -1; } +#elif defined(__FreeBSD__) + if (ioctl(fbfp, FBIO_GETPALETTE, cmap) == -1) { + perror("ioctl FBIO_GETPALETTE error\n"); + return -1; + } +#endif return 0; } +#if defined(__linux__) static int fb_cmap_set(int fbfp, struct fb_cmap *cmap) +#elif defined(__FreeBSD__) +static int +fb_cmap_set(int fbfp, video_color_palette_t *cmap) +#endif { +#if defined(__linux__) if (ioctl(fbfp, FBIOPUTCMAP, cmap)) { perror("ioctl FBIOPUTCMAP error\n"); return -1; } +#elif defined(__FreeBSD__) + if (ioctl(fbfp, FBIO_SETPALETTE, cmap) == -1) { + perror("ioctl FBIO_SETPALETTE error\n"); + return -1; + } +#endif return 0; } @@ -612,10 +955,16 @@ fb_cmap_set(int fbfp, struct fb_cmap *cmap) * fb_munmap() deletes the mappings */ +#if defined(__linux__) static void * fb_mmap(int fbfp, struct fb_fix_screeninfo *scinfo) +#elif defined(__FreeBSD__) +static void * +fb_mmap(int fbfp, video_adapter_info_t *video_adapter_info) +#endif { void *buf; +#if defined(__linux__) if ((buf = (unsigned char *) mmap(NULL, scinfo->smem_len, PROT_READ | PROT_WRITE, MAP_SHARED, fbfp, (off_t) 0)) @@ -623,13 +972,41 @@ fb_mmap(int fbfp, struct fb_fix_screeninfo *scinfo) perror("mmap error"); return NULL; } +#elif defined(__FreeBSD__) + size_t mmap_offset; + size_t mmap_length; + mmap_offset = (size_t)(video_adapter_info->va_window) & (PAGE_MASK); + mmap_length = (size_t)(video_adapter_info->va_window_size + + mmap_offset + PAGE_MASK) & (~PAGE_MASK); + if ((buf = (unsigned char *) + mmap(NULL, mmap_length, PROT_READ | PROT_WRITE, MAP_SHARED, fbfp, + (off_t) 0)) + == MAP_FAILED) { + perror("mmap error"); + return NULL; + } +#endif return buf; } +#if defined(__linux__) static int fb_munmap(void *buf, struct fb_fix_screeninfo *scinfo) +#elif defined(__FreeBSD__) +static int +fb_munmap(void *buf, video_adapter_info_t *video_adapter_info) +#endif { +#if defined(__linux__) return munmap(buf, scinfo->smem_len); +#elif defined(__FreeBSD__) + size_t mmap_offset; + size_t mmap_length; + mmap_offset = (size_t)(video_adapter_info->va_window) & (PAGE_MASK); + mmap_length = (size_t)(video_adapter_info->va_window_size + + mmap_offset + PAGE_MASK) & (~PAGE_MASK); + return munmap((void *)((u_long)buf & (~PAGE_MASK)), mmap_length); +#endif } /* @@ -637,6 +1014,7 @@ fb_munmap(void *buf, struct fb_fix_screeninfo *scinfo) * * fb_fscrn_get() get information */ +#if defined(__linux__) static int fb_fscrn_get(int fbfp, struct fb_fix_screeninfo *scinfo) { @@ -646,12 +1024,14 @@ fb_fscrn_get(int fbfp, struct fb_fix_screeninfo *scinfo) } return 0; } +#endif /* * (struct fb_var_screeninfo) device independent variable information * * fb_vscrn_get() get information */ +#if defined(__linux__) static int fb_vscrn_get(int fbfp, struct fb_var_screeninfo *scinfo) { @@ -661,3 +1041,41 @@ fb_vscrn_get(int fbfp, struct fb_var_screeninfo *scinfo) } return 0; } +#endif + +#if defined(__FreeBSD__) +static int +fb_video_mode_get(int fbfp, int *video_mode) +{ + if (ioctl(fbfp, FBIO_GETMODE, video_mode) == -1) { + perror("ioctl FBIO_GETMODE error\n"); + return -1; + } + return 0; +} +#endif + +#if defined(__FreeBSD__) +static int +fb_video_info_get(int fbfp, video_info_t *video_info) +{ + if (ioctl(fbfp, FBIO_MODEINFO, video_info) == -1) { + perror("ioctl FBIO_MODEINFO error\n"); + return -1; + } + return 0; +} +#endif + +#if defined(__FreeBSD__) +static int +fb_video_adapter_info_get(int fbfp, video_adapter_info_t *video_adapter_info) +{ + if (ioctl(fbfp, FBIO_ADPINFO, video_adapter_info) == -1) { + perror("ioctl FBIO_ADPINFO error\n"); + return -1; + } + return 0; +} +#endif + |