mirror of https://github.com/mpv-player/mpv
137 lines
2.3 KiB
C
137 lines
2.3 KiB
C
#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include <inttypes.h>
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#include <fcntl.h>
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#include "../vidix.h"
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#include "../fourcc.h"
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#include "../../libdha/libdha.h"
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#include "../../libdha/pci_ids.h"
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#define DEMO_DRIVER 1
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static int fd;
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static void *mmio_base = 0;
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static void *mem_base = 0;
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static int32_t overlay_offset = 0;
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static uint32_t ram_size = 0;
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static int probed = 0;
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/* VIDIX exports */
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static vidix_capability_t genfb_cap =
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{
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"General Framebuffer",
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TYPE_OUTPUT,
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{ 0, 0, 0, 0 },
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1024,
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768,
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4,
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4,
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-1,
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FLAG_UPSCALER|FLAG_DOWNSCALER,
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-1,
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-1,
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{ 0, 0, 0, 0 }
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};
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unsigned int vixGetVersion(void)
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{
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return(VIDIX_VERSION);
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}
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int vixProbe(int verbose,int force)
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{
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int err = 0;
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#ifdef DEMO_DRIVER
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err = ENOSYS;
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#endif
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printf("[genfb] probe\n");
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fd = open("/dev/fb0", O_RDWR);
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if (fd < 0)
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{
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printf("Error occured durint open: %s\n", strerror(errno));
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err = errno;
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}
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probed = 1;
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return(err);
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}
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int vixInit(void)
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{
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printf("[genfb] init\n");
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if (!probed)
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{
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printf("Driver was not probed but is being initialized\n");
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return(EINTR);
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}
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return(0);
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}
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void vixDestroy(void)
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{
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printf("[genfb] destory\n");
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return;
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}
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int vixGetCapability(vidix_capability_t *to)
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{
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memcpy(to, &genfb_cap, sizeof(vidix_capability_t));
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return(0);
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}
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int vixQueryFourcc(vidix_fourcc_t *to)
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{
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printf("[genfb] query fourcc (%x)\n", to->fourcc);
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to->depth = VID_DEPTH_1BPP | VID_DEPTH_2BPP |
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VID_DEPTH_4BPP | VID_DEPTH_8BPP |
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VID_DEPTH_12BPP | VID_DEPTH_15BPP |
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VID_DEPTH_16BPP | VID_DEPTH_24BPP |
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VID_DEPTH_32BPP;
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to->flags = 0;
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return(0);
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}
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int vixConfigPlayback(vidix_playback_t *info)
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{
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printf("[genfb] config playback\n");
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info->num_frames = 2;
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info->frame_size = info->src.w*info->src.h+(info->src.w*info->src.h)/2;
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info->dga_addr = malloc(info->num_frames*info->frame_size);
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printf("[genfb] frame_size: %d, dga_addr: %x\n",
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info->frame_size, info->dga_addr);
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return(0);
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}
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int vixPlaybackOn(void)
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{
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printf("[genfb] playback on\n");
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return(0);
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}
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int vixPlaybackOff(void)
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{
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printf("[genfb] playback off\n");
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return(0);
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}
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int vixPlaybackFrameSelect(unsigned int frame)
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{
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return(0);
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}
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