/* * VIDIX driver for 3DLabs Glint R3 and Permedia 3 chipsets. * Copyright (C) 2002 Måns Rullgård * * This file is part of MPlayer. * * MPlayer is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * MPlayer is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with MPlayer; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include #include #include #include #include #include #include "config.h" #include "vidix.h" #include "vidixlib.h" #include "fourcc.h" #include "dha.h" #include "pci_ids.h" #include "pci_names.h" #include "pm3_regs.h" #if 0 #define TRACE_ENTER() fprintf(stderr, "%s: enter\n", __FUNCTION__) #define TRACE_EXIT() fprintf(stderr, "%s: exit\n", __FUNCTION__) #else #define TRACE_ENTER() #define TRACE_EXIT() #endif static pciinfo_t pci_info; void *pm3_reg_base; static void *pm3_mem; static vidix_capability_t pm3_cap = { "3DLabs GLINT R3/Permedia3 driver", "Måns Rullgård ", TYPE_OUTPUT, { 0, 0, 0, 0 }, 2048, 2048, 4, 4, -1, FLAG_UPSCALER|FLAG_DOWNSCALER, VENDOR_3DLABS, -1, { 0, 0, 0, 0 } }; static unsigned short pm3_card_ids[] = { DEVICE_3DLABS_GLINT_R3 }; static int find_chip(unsigned chip_id) { unsigned i; for(i = 0;i < sizeof(pm3_card_ids)/sizeof(unsigned short);i++) { if(chip_id == pm3_card_ids[i]) return i; } return -1; } static int pm3_probe(int verbose, int force) { pciinfo_t lst[MAX_PCI_DEVICES]; unsigned i,num_pci; int err; err = pci_scan(lst,&num_pci); if(err) { printf("[pm3] Error occurred during pci scan: %s\n",strerror(err)); return err; } else { err = ENXIO; for(i=0; i < num_pci; i++) { if(lst[i].vendor == VENDOR_3DLABS) { int idx; const char *dname; idx = find_chip(lst[i].device); if(idx == -1) continue; dname = pci_device_name(VENDOR_3DLABS, lst[i].device); dname = dname ? dname : "Unknown chip"; printf("[pm3] Found chip: %s\n", dname); #if 0 if ((lst[i].command & PCI_COMMAND_IO) == 0) { printf("[pm3] Device is disabled, ignoring\n"); continue; } #endif pm3_cap.device_id = lst[i].device; err = 0; memcpy(&pci_info, &lst[i], sizeof(pciinfo_t)); break; } } } if(err && verbose) printf("[pm3] Can't find chip\n"); return err; } #define PRINT_REG(reg) \ { \ long _foo = READ_REG(reg); \ printf("[pm3] " #reg " (%x) = %#lx (%li)\n", reg, _foo, _foo); \ } static int pm3_init(void) { pm3_reg_base = map_phys_mem(pci_info.base0, 0x20000); pm3_mem = map_phys_mem(pci_info.base2, 0x2000000); return 0; } static void pm3_destroy(void) { unmap_phys_mem(pm3_reg_base, 0x20000); unmap_phys_mem(pm3_mem, 0x2000000); } static int pm3_get_caps(vidix_capability_t *to) { memcpy(to, &pm3_cap, sizeof(vidix_capability_t)); return 0; } static int is_supported_fourcc(uint32_t fourcc) { switch(fourcc){ case IMGFMT_YUY2: case IMGFMT_UYVY: return 1; default: return 0; } } static int pm3_query_fourcc(vidix_fourcc_t *to) { if(is_supported_fourcc(to->fourcc)) { to->depth = VID_DEPTH_ALL; to->flags = VID_CAP_EXPAND | VID_CAP_SHRINK | VID_CAP_COLORKEY; return 0; } else to->depth = to->flags = 0; return ENOSYS; } #define FORMAT_RGB8888 PM3VideoOverlayMode_COLORFORMAT_RGB8888 #define FORMAT_RGB4444 PM3VideoOverlayMode_COLORFORMAT_RGB4444 #define FORMAT_RGB5551 PM3VideoOverlayMode_COLORFORMAT_RGB5551 #define FORMAT_RGB565 PM3VideoOverlayMode_COLORFORMAT_RGB565 #define FORMAT_RGB332 PM3VideoOverlayMode_COLORFORMAT_RGB332 #define FORMAT_BGR8888 PM3VideoOverlayMode_COLORFORMAT_BGR8888 #define FORMAT_BGR4444 PM3VideoOverlayMode_COLORFORMAT_BGR4444 #define FORMAT_BGR5551 PM3VideoOverlayMode_COLORFORMAT_BGR5551 #define FORMAT_BGR565 PM3VideoOverlayMode_COLORFORMAT_BGR565 #define FORMAT_BGR332 PM3VideoOverlayMode_COLORFORMAT_BGR332 #define FORMAT_CI8 PM3VideoOverlayMode_COLORFORMAT_CI8 #define FORMAT_VUY444 PM3VideoOverlayMode_COLORFORMAT_VUY444 #define FORMAT_YUV444 PM3VideoOverlayMode_COLORFORMAT_YUV444 #define FORMAT_VUY422 PM3VideoOverlayMode_COLORFORMAT_VUY422 #define FORMAT_YUV422 PM3VideoOverlayMode_COLORFORMAT_YUV422 /* Notice, have to check that we don't overflow the deltas here ... */ static void compute_scale_factor( short* src_w, short* dst_w, uint32_t* shrink_delta, uint32_t* zoom_delta) { /* NOTE: If we don't return reasonable values here then the video * unit can potential shut off and won't display an image until re-enabled. * Seems as though the zoom_delta is o.k, and I've not had the problem. * The 'shrink_delta' is prone to this the most - FIXME ! */ if (*src_w >= *dst_w) { *src_w &= ~0x3; *dst_w &= ~0x3; *shrink_delta = (((*src_w << 16) / *dst_w) + 0x0f) & 0x0ffffff0; *zoom_delta = 1<<16; if ( ((*shrink_delta * *dst_w) >> 16) & 0x03 ) *shrink_delta += 0x10; } else { *src_w &= ~0x3; *dst_w &= ~0x3; *zoom_delta = (((*src_w << 16) / *dst_w) + 0x0f) & 0x0001fff0; *shrink_delta = 1<<16; if ( ((*zoom_delta * *dst_w) >> 16) & 0x03 ) *zoom_delta += 0x10; } } static int frames[VID_PLAY_MAXFRAMES]; static long overlay_mode, overlay_control; static int pm3_config_playback(vidix_playback_t *info) { uint32_t shrink, zoom; short src_w, drw_w; short src_h, drw_h; long base0; int pitch; int format; unsigned int i; TRACE_ENTER(); if(!is_supported_fourcc(info->fourcc)) return -1; switch(info->fourcc){ case IMGFMT_YUY2: format = FORMAT_YUV422; break; case IMGFMT_UYVY: format = FORMAT_VUY422; break; default: return -1; } src_w = info->src.w; src_h = info->src.h; drw_w = info->dest.w; drw_h = info->dest.h; pitch = src_w; /* Assume we have 16 MB to play with */ info->num_frames = 0x1000000 / (pitch * src_h * 2); if(info->num_frames > VID_PLAY_MAXFRAMES) info->num_frames = VID_PLAY_MAXFRAMES; /* Start at 16 MB. Let's hope it's not in use. */ base0 = 0x1000000; info->dga_addr = pm3_mem + base0; info->dest.pitch.y = 2; info->dest.pitch.u = 0; info->dest.pitch.v = 0; info->offset.y = 0; info->offset.v = 0; info->offset.u = 0; info->frame_size = pitch * src_h * 2; for(i = 0; i < info->num_frames; i++){ info->offsets[i] = info->frame_size * i; frames[i] = (base0 + info->offsets[i]) >> 1; } compute_scale_factor(&src_w, &drw_w, &shrink, &zoom); WRITE_REG(PM3VideoOverlayBase0, base0 >> 1); WRITE_REG(PM3VideoOverlayStride, PM3VideoOverlayStride_STRIDE(pitch)); WRITE_REG(PM3VideoOverlayWidth, PM3VideoOverlayWidth_WIDTH(src_w)); WRITE_REG(PM3VideoOverlayHeight, PM3VideoOverlayHeight_HEIGHT(src_h)); WRITE_REG(PM3VideoOverlayOrigin, 0); /* Scale the source to the destinationsize */ if (src_h == drw_h) { WRITE_REG(PM3VideoOverlayYDelta, PM3VideoOverlayYDelta_NONE); } else { WRITE_REG(PM3VideoOverlayYDelta, PM3VideoOverlayYDelta_DELTA(src_h, drw_h)); } if (src_w == drw_w) { WRITE_REG(PM3VideoOverlayShrinkXDelta, 1<<16); WRITE_REG(PM3VideoOverlayZoomXDelta, 1<<16); } else { WRITE_REG(PM3VideoOverlayShrinkXDelta, shrink); WRITE_REG(PM3VideoOverlayZoomXDelta, zoom); } WRITE_REG(PM3VideoOverlayIndex, 0); /* Now set the ramdac video overlay region and mode */ RAMDAC_SET_REG(PM3RD_VideoOverlayXStartLow, (info->dest.x & 0xff)); RAMDAC_SET_REG(PM3RD_VideoOverlayXStartHigh, (info->dest.x & 0xf00)>>8); RAMDAC_SET_REG(PM3RD_VideoOverlayXEndLow, (info->dest.x+drw_w) & 0xff); RAMDAC_SET_REG(PM3RD_VideoOverlayXEndHigh, ((info->dest.x+drw_w) & 0xf00)>>8); RAMDAC_SET_REG(PM3RD_VideoOverlayYStartLow, (info->dest.y & 0xff)); RAMDAC_SET_REG(PM3RD_VideoOverlayYStartHigh, (info->dest.y & 0xf00)>>8); RAMDAC_SET_REG(PM3RD_VideoOverlayYEndLow, (info->dest.y+drw_h) & 0xff); RAMDAC_SET_REG(PM3RD_VideoOverlayYEndHigh, ((info->dest.y+drw_h) & 0xf00)>>8); RAMDAC_SET_REG(PM3RD_VideoOverlayKeyR, 0xff); RAMDAC_SET_REG(PM3RD_VideoOverlayKeyG, 0x00); RAMDAC_SET_REG(PM3RD_VideoOverlayKeyB, 0xff); overlay_mode = 1 << 5 | format | PM3VideoOverlayMode_FILTER_FULL | PM3VideoOverlayMode_BUFFERSYNC_MANUAL | PM3VideoOverlayMode_FLIP_VIDEO; overlay_control = PM3RD_VideoOverlayControl_KEY_COLOR | PM3RD_VideoOverlayControl_MODE_MAINKEY | PM3RD_VideoOverlayControl_DIRECTCOLOR_ENABLED; TRACE_EXIT(); return 0; } static int pm3_playback_on(void) { TRACE_ENTER(); WRITE_REG(PM3VideoOverlayMode, overlay_mode | PM3VideoOverlayMode_ENABLE); RAMDAC_SET_REG(PM3RD_VideoOverlayControl, overlay_control | PM3RD_VideoOverlayControl_ENABLE); WRITE_REG(PM3VideoOverlayUpdate, PM3VideoOverlayUpdate_ENABLE); TRACE_EXIT(); return 0; } static int pm3_playback_off(void) { RAMDAC_SET_REG(PM3RD_VideoOverlayControl, PM3RD_VideoOverlayControl_DISABLE); WRITE_REG(PM3VideoOverlayMode, PM3VideoOverlayMode_DISABLE); RAMDAC_SET_REG(PM3RD_VideoOverlayKeyR, 0x01); RAMDAC_SET_REG(PM3RD_VideoOverlayKeyG, 0x01); RAMDAC_SET_REG(PM3RD_VideoOverlayKeyB, 0xfe); return 0; } static int pm3_frame_select(unsigned int frame) { WRITE_REG(PM3VideoOverlayBase0, frames[frame]); return 0; } VDXDriver pm3_drv = { "pm3", NULL, .probe = pm3_probe, .get_caps = pm3_get_caps, .query_fourcc = pm3_query_fourcc, .init = pm3_init, .destroy = pm3_destroy, .config_playback = pm3_config_playback, .playback_on = pm3_playback_on, .playback_off = pm3_playback_off, .frame_sel = pm3_frame_select, };