diff options
Diffstat (limited to 'vidix/sis_vid.c')
| -rw-r--r-- | vidix/sis_vid.c | 1509 |
1 files changed, 0 insertions, 1509 deletions
diff --git a/vidix/sis_vid.c b/vidix/sis_vid.c deleted file mode 100644 index 9decf3ce72..0000000000 --- a/vidix/sis_vid.c +++ /dev/null @@ -1,1509 +0,0 @@ -/* - * VIDIX driver for SiS chipsets. - * Based on SiS Xv driver - * - * Copyright (C) 2003 Jake Page, Sugar Media - * Copyright 2002-2003 by Thomas Winischhofer, Vienna, Austria - * 2003/10/08 integrated into mplayer/vidix architecture -- Alex Beregszaszi - * - * 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 <errno.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <inttypes.h> -#include <unistd.h> - -#include "config.h" -#include "vidix.h" -#include "fourcc.h" -#include "dha.h" -#include "pci_ids.h" -#include "pci_names.h" - -#include "sis_bridge.h" -#include "sis_regs.h" -#include "sis_defs.h" - - -/** Random defines **/ - -#define WATCHDOG_DELAY 500000 /* Watchdog counter for retrace waiting */ -#define IMAGE_MIN_WIDTH 32 /* Min and max source image sizes */ -#define IMAGE_MIN_HEIGHT 24 -#define IMAGE_MAX_WIDTH 720 -#define IMAGE_MAX_HEIGHT 576 -#define IMAGE_MAX_WIDTH_M650 1920 -#define IMAGE_MAX_HEIGHT_M650 1080 - -#define OVERLAY_MIN_WIDTH 32 /* Minimum overlay sizes */ -#define OVERLAY_MIN_HEIGHT 24 - -#define DISPMODE_SINGLE1 0x1 /* TW: CRT1 only */ -#define DISPMODE_SINGLE2 0x2 /* TW: CRT2 only */ -#define DISPMODE_MIRROR 0x4 /* TW: CRT1 + CRT2 MIRROR */ - -#define VMODE_INTERLACED 0x1 -#define VMODE_DOUBLESCAN 0x2 - -typedef struct { - short x1, y1, x2, y2; -} BoxRec; - -typedef struct { - int pixelFormat; - - uint16_t pitch; - uint16_t origPitch; - - uint8_t keyOP; - uint16_t HUSF; - uint16_t VUSF; - uint8_t IntBit; - uint8_t wHPre; - - uint16_t srcW; - uint16_t srcH; - - BoxRec dstBox; - - uint32_t PSY; - uint32_t PSV; - uint32_t PSU; - uint8_t bobEnable; - - uint8_t contrastCtrl; - uint8_t contrastFactor; - - uint8_t lineBufSize; - - uint8_t(*VBlankActiveFunc)(void); - - uint16_t SCREENheight; - -} SISOverlayRec, *SISOverlayPtr; - - -/** static variable definitions **/ -static int sis_probed = 0; -static pciinfo_t pci_info; -unsigned int sis_verbose = 0; - -static void *sis_mem_base; -/* static void *sis_reg_base; */ -unsigned short sis_iobase; - -unsigned int sis_vga_engine = UNKNOWN_VGA; -static unsigned int sis_displaymode = DISPMODE_SINGLE1; -static unsigned int sis_has_two_overlays = 0; -static unsigned int sis_bridge_is_slave = 0; -static unsigned int sis_shift_value = 1; -static unsigned int sis_vmode = 0; -unsigned int sis_vbflags = DISPTYPE_DISP1; -unsigned int sis_overlay_on_crt1 = 1; -int sis_crt1_off = -1; -unsigned int sis_detected_crt2_devices; -unsigned int sis_force_crt2_type = CRT2_DEFAULT; -int sis_device_id = -1; - -static int sis_format; -static int sis_Yoff = 0; -static int sis_Voff = 0; -static int sis_Uoff = 0; -static int sis_screen_width = 640; -static int sis_screen_height = 480; - -static int sis_frames[VID_PLAY_MAXFRAMES]; - -static vidix_grkey_t sis_grkey; - -static vidix_capability_t sis_cap = { - "SiS 300/310/325 Video Driver", - "Jake Page", - TYPE_OUTPUT, - {0, 0, 0, 0}, - 2048, - 2048, - 4, - 4, - -1, - FLAG_UPSCALER | FLAG_DOWNSCALER | FLAG_EQUALIZER, - VENDOR_SIS, - -1, - {0, 0, 0, 0} -}; - -static vidix_video_eq_t sis_equal = { - VEQ_CAP_BRIGHTNESS | VEQ_CAP_CONTRAST, - 200, 0, 0, 0, 0, 0, 0, 0 -}; - -static unsigned short sis_card_ids[] = { - DEVICE_SIS_300, - DEVICE_SIS_315H, - DEVICE_SIS_315, - DEVICE_SIS_315PRO, - DEVICE_SIS_330, - DEVICE_SIS_540_VGA, - DEVICE_SIS_550_VGA, - DEVICE_SIS_630_VGA, - DEVICE_SIS_650_VGA -}; - -/** function declarations **/ - -static void set_overlay(SISOverlayPtr pOverlay, int index); -static void close_overlay(void); -static void calc_scale_factor(SISOverlayPtr pOverlay, - int index, int iscrt2); -static void set_line_buf_size(SISOverlayPtr pOverlay); -static void merge_line_buf(int enable); -static void set_format(SISOverlayPtr pOverlay); -static void set_colorkey(void); - -static void set_brightness(uint8_t brightness); -static void set_contrast(uint8_t contrast); -static void set_saturation(char saturation); -static void set_hue(uint8_t hue); - -/* IO Port access functions */ -static uint8_t getvideoreg(uint8_t reg) -{ - uint8_t ret; - inSISIDXREG(SISVID, reg, ret); - return ret; -} - -static void setvideoreg(uint8_t reg, uint8_t data) -{ - outSISIDXREG(SISVID, reg, data); -} - -static void setvideoregmask(uint8_t reg, uint8_t data, uint8_t mask) -{ - uint8_t old; - - inSISIDXREG(SISVID, reg, old); - data = (data & mask) | (old & (~mask)); - outSISIDXREG(SISVID, reg, data); -} - -static void setsrregmask(uint8_t reg, uint8_t data, uint8_t mask) -{ - uint8_t old; - - inSISIDXREG(SISSR, reg, old); - data = (data & mask) | (old & (~mask)); - outSISIDXREG(SISSR, reg, data); -} - -/* vblank checking*/ -static uint8_t vblank_active_CRT1(void) -{ - /* this may be too simplistic? */ - return inSISREG(SISINPSTAT) & 0x08; -} - -static uint8_t vblank_active_CRT2(void) -{ - uint8_t ret; - if (sis_vga_engine == SIS_315_VGA) { - inSISIDXREG(SISPART1, Index_310_CRT2_FC_VR, ret); - } else { - inSISIDXREG(SISPART1, Index_CRT2_FC_VR, ret); - } - return (ret & 0x02) ^ 0x02; -} - -static int find_chip(unsigned chip_id) -{ - unsigned i; - for (i = 0; i < sizeof(sis_card_ids) / sizeof(unsigned short); i++) { - if (chip_id == sis_card_ids[i]) - return i; - } - return -1; -} - -static int sis_probe(int verbose, int force) -{ - pciinfo_t lst[MAX_PCI_DEVICES]; - unsigned i, num_pci; - int err; - - sis_verbose = verbose; - force = force; - err = pci_scan(lst, &num_pci); - if (err) { - printf("[SiS] 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_SIS) { - int idx; - const char *dname; - idx = find_chip(lst[i].device); - if (idx == -1) - continue; - dname = pci_device_name(VENDOR_SIS, lst[i].device); - dname = dname ? dname : "Unknown chip"; - if (sis_verbose > 0) - printf("[SiS] Found chip: %s (0x%X)\n", - dname, lst[i].device); - sis_device_id = sis_cap.device_id = lst[i].device; - err = 0; - memcpy(&pci_info, &lst[i], sizeof(pciinfo_t)); - - sis_has_two_overlays = 0; - switch (sis_cap.device_id) { - case DEVICE_SIS_300: - case DEVICE_SIS_630_VGA: - sis_has_two_overlays = 1; - case DEVICE_SIS_540_VGA: - sis_vga_engine = SIS_300_VGA; - break; - case DEVICE_SIS_330: - case DEVICE_SIS_550_VGA: - sis_has_two_overlays = 1; - case DEVICE_SIS_315H: - case DEVICE_SIS_315: - case DEVICE_SIS_315PRO: - case DEVICE_SIS_650_VGA: - /* M650 & 651 have 2 overlays */ - /* JCP: I think this works, but not really tested yet */ - if (enable_app_io() == 0 ) - { - unsigned char CR5F; - unsigned char tempreg1, tempreg2; - - inSISIDXREG(SISCR, 0x5F, CR5F); - CR5F &= 0xf0; - andSISIDXREG(SISCR, 0x5c, 0x07); - inSISIDXREG(SISCR, 0x5c, tempreg1); - tempreg1 &= 0xf8; - setSISIDXREG(SISCR, 0x5c, 0x07, 0xf8); - inSISIDXREG(SISCR, 0x5c, tempreg2); - tempreg2 &= 0xf8; - if ((!tempreg1) || (tempreg2)) { - if (CR5F & 0x80) { - sis_has_two_overlays = 1; - } - } else { - sis_has_two_overlays = 1; /* ? */ - } - if (sis_has_two_overlays) { - if (sis_verbose > 0) - printf - ("[SiS] detected M650/651 with 2 overlays\n"); - } - disable_app_io(); - } - sis_vga_engine = SIS_315_VGA; - break; - default: - /* should never get here */ - sis_vga_engine = UNKNOWN_VGA; - break; - } - } - } - } - if (err && sis_verbose) { - printf("[SiS] Can't find chip\n"); - } else { - sis_probed = 1; - } - - return err; -} - -static int sis_init(void) -{ - uint8_t sr_data, cr_data, cr_data2; - char *env_overlay_crt; - - if (!sis_probed) { - printf("[SiS] driver was not probed but is being initialized\n"); - return EINTR; - } - - if (enable_app_io() != 0) - { - printf("[SiS] can't enable register I/O\n"); - return EINTR; - } - - /* JCP: this is WRONG. Need to coordinate w/ sisfb to use correct mem */ - /* map 16MB scary hack for now. */ - sis_mem_base = map_phys_mem(pci_info.base0, 0x1000000); - /* sis_reg_base = map_phys_mem(pci_info.base1, 0x20000); */ - sis_iobase = pci_info.base2 & 0xFFFC; - - /* would like to use fb ioctl - or some other method - here to get - current resolution. */ - inSISIDXREG(SISCR, 0x12, cr_data); - inSISIDXREG(SISCR, 0x07, cr_data2); - sis_screen_height = - ((cr_data & 0xff) | ((uint16_t) (cr_data2 & 0x02) << 7) | - ((uint16_t) (cr_data2 & 0x40) << 3) | ((uint16_t) (cr_data & 0x02) - << 9)) + 1; - - inSISIDXREG(SISSR, 0x0b, sr_data); - inSISIDXREG(SISCR, 0x01, cr_data); - sis_screen_width = (((cr_data & 0xff) | - ((uint16_t) (sr_data & 0x0C) << 6)) + 1) * 8; - - inSISIDXREG(SISSR, Index_SR_Graphic_Mode, sr_data); - if (sr_data & 0x20) /* interlaced mode */ - sis_vmode |= VMODE_INTERLACED; - - /* JCP: eventually I'd like to replace this with a call to sisfb - SISFB_GET_INFO ioctl to get video bridge info. Not for now, - since it requires a very new and not widely distributed version. */ - sis_init_video_bridge(); - - env_overlay_crt = getenv("VIDIX_CRT"); - if (env_overlay_crt) { - int crt = atoi(env_overlay_crt); - if (crt == 1 || crt == 2) { - sis_overlay_on_crt1 = (crt == 1); - if (sis_verbose > 0) { - printf - ("[SiS] override: using overlay on CRT%d from VIDIX_CRT\n", - crt); - } - } - } - - return 0; -} - -static void sis_destroy(void) -{ - /* unmap_phys_mem(sis_reg_base, 0x20000); */ - /* JCP: see above, hence also a hack. */ - unmap_phys_mem(sis_mem_base, 0x1000000); - disable_app_io(); -} - -static int sis_get_caps(vidix_capability_t * to) -{ - memcpy(to, &sis_cap, sizeof(vidix_capability_t)); - return 0; -} - -static int is_supported_fourcc(uint32_t fourcc) -{ - switch (fourcc) { - case IMGFMT_YV12: - case IMGFMT_I420: - case IMGFMT_UYVY: - case IMGFMT_YUY2: - case IMGFMT_RGB15: - case IMGFMT_RGB16: - return 1; - default: - return 0; - } -} - -static int sis_query_fourcc(vidix_fourcc_t * to) -{ - if (is_supported_fourcc(to->fourcc)) { - to->depth = VID_DEPTH_8BPP | VID_DEPTH_16BPP | VID_DEPTH_32BPP; - to->flags = VID_CAP_EXPAND | VID_CAP_SHRINK | VID_CAP_COLORKEY; - return 0; - } else - to->depth = to->flags = 0; - return ENOSYS; -} - -static int bridge_in_slave_mode(void) -{ - unsigned char usScratchP1_00; - - if (!(sis_vbflags & VB_VIDEOBRIDGE)) - return 0; - - inSISIDXREG(SISPART1, 0x00, usScratchP1_00); - if (((sis_vga_engine == SIS_300_VGA) - && (usScratchP1_00 & 0xa0) == 0x20) - || ((sis_vga_engine == SIS_315_VGA) - && (usScratchP1_00 & 0x50) == 0x10)) { - return 1; - } else { - return 0; - } -} - -/* This does not handle X dual head mode, since 1) vidix doesn't support it - and 2) it doesn't make sense for other gfx drivers */ -static void set_dispmode(void) -{ - sis_bridge_is_slave = 0; - - if (bridge_in_slave_mode()) - sis_bridge_is_slave = 1; - - if ((sis_vbflags & VB_DISPMODE_MIRROR) || - (sis_bridge_is_slave && (sis_vbflags & DISPTYPE_DISP2))) { - if (sis_has_two_overlays) - sis_displaymode = DISPMODE_MIRROR; /* TW: CRT1+CRT2 (2 overlays) */ - else if (!sis_overlay_on_crt1) - sis_displaymode = DISPMODE_SINGLE2; - else - sis_displaymode = DISPMODE_SINGLE1; - } else { - if (sis_vbflags & DISPTYPE_DISP1) { - sis_displaymode = DISPMODE_SINGLE1; /* TW: CRT1 only */ - } else { - sis_displaymode = DISPMODE_SINGLE2; /* TW: CRT2 only */ - } - } -} - -static void set_disptype_regs(void) -{ - switch (sis_displaymode) { - case DISPMODE_SINGLE1: /* TW: CRT1 only */ - if (sis_verbose > 2) { - printf("[SiS] Setting up overlay on CRT1\n"); - } - if (sis_has_two_overlays) { - setsrregmask(0x06, 0x00, 0xc0); - setsrregmask(0x32, 0x00, 0xc0); - } else { - setsrregmask(0x06, 0x00, 0xc0); - setsrregmask(0x32, 0x00, 0xc0); - } - break; - case DISPMODE_SINGLE2: /* TW: CRT2 only */ - if (sis_verbose > 2) { - printf("[SiS] Setting up overlay on CRT2\n"); - } - if (sis_has_two_overlays) { - setsrregmask(0x06, 0x80, 0xc0); - setsrregmask(0x32, 0x80, 0xc0); - } else { - setsrregmask(0x06, 0x40, 0xc0); - setsrregmask(0x32, 0x40, 0xc0); - } - break; - case DISPMODE_MIRROR: /* TW: CRT1 + CRT2 */ - default: - if (sis_verbose > 2) { - printf("[SiS] Setting up overlay on CRT1 AND CRT2!\n"); - } - setsrregmask(0x06, 0x80, 0xc0); - setsrregmask(0x32, 0x80, 0xc0); - break; - } -} - -static void init_overlay(void) -{ - /* Initialize first overlay (CRT1) */ - - /* Write-enable video registers */ - setvideoregmask(Index_VI_Control_Misc2, 0x80, 0x81); - - /* Disable overlay */ - setvideoregmask(Index_VI_Control_Misc0, 0x00, 0x02); - - /* Disable bobEnable */ - setvideoregmask(Index_VI_Control_Misc1, 0x02, 0x02); - - /* Reset scale control and contrast */ - setvideoregmask(Index_VI_Scale_Control, 0x60, 0x60); - setvideoregmask(Index_VI_Contrast_Enh_Ctrl, 0x04, 0x1F); - - setvideoreg(Index_VI_Disp_Y_Buf_Preset_Low, 0x00); - setvideoreg(Index_VI_Disp_Y_Buf_Preset_Middle, 0x00); - setvideoreg(Index_VI_UV_Buf_Preset_Low, 0x00); - setvideoreg(Index_VI_UV_Buf_Preset_Middle, 0x00); - setvideoreg(Index_VI_Disp_Y_UV_Buf_Preset_High, 0x00); - setvideoreg(Index_VI_Play_Threshold_Low, 0x00); - setvideoreg(Index_VI_Play_Threshold_High, 0x00); - - /* may not want to init these here, could already be set to other - values by app? */ - setvideoregmask(Index_VI_Control_Misc2, 0x00, 0x01); - setvideoregmask(Index_VI_Contrast_Enh_Ctrl, 0x04, 0x07); - setvideoreg(Index_VI_Brightness, 0x20); - if (sis_vga_engine == SIS_315_VGA) { - setvideoreg(Index_VI_Hue, 0x00); - setvideoreg(Index_VI_Saturation, 0x00); - } - - /* Initialize second overlay (CRT2) */ - if (sis_has_two_overlays) { - /* Write-enable video registers */ - setvideoregmask(Index_VI_Control_Misc2, 0x81, 0x81); - - /* Disable overlay */ - setvideoregmask(Index_VI_Control_Misc0, 0x00, 0x02); - - /* Disable bobEnable */ - setvideoregmask(Index_VI_Control_Misc1, 0x02, 0x02); - - /* Reset scale control and contrast */ - setvideoregmask(Index_VI_Scale_Control, 0x60, 0x60); - setvideoregmask(Index_VI_Contrast_Enh_Ctrl, 0x04, 0x1F); - - setvideoreg(Index_VI_Disp_Y_Buf_Preset_Low, 0x00); - setvideoreg(Index_VI_Disp_Y_Buf_Preset_Middle, 0x00); - setvideoreg(Index_VI_UV_Buf_Preset_Low, 0x00); - setvideoreg(Index_VI_UV_Buf_Preset_Middle, 0x00); - setvideoreg(Index_VI_Disp_Y_UV_Buf_Preset_High, 0x00); - setvideoreg(Index_VI_Play_Threshold_Low, 0x00); - setvideoreg(Index_VI_Play_Threshold_High, 0x00); - - setvideoregmask(Index_VI_Control_Misc2, 0x01, 0x01); - setvideoregmask(Index_VI_Contrast_Enh_Ctrl, 0x04, 0x07); - setvideoreg(Index_VI_Brightness, 0x20); - if (sis_vga_engine == SIS_315_VGA) { - setvideoreg(Index_VI_Hue, 0x00); - setvideoreg(Index_VI_Saturation, 0x00); - } - } -} - -static int sis_set_eq(const vidix_video_eq_t * eq); - -static int sis_config_playback(vidix_playback_t * info) -{ - SISOverlayRec overlay; - int srcOffsetX = 0, srcOffsetY = 0; - int sx, sy; - int index = 0, iscrt2 = 0; - int total_size; - - short src_w, drw_w; - short src_h, drw_h; - short src_x, drw_x; - short src_y, drw_y; - long dga_offset; - int pitch; - unsigned int i; - - if (!is_supported_fourcc(info->fourcc)) - return -1; - - /* set chipset/engine.dependent config info */ - /* which CRT to use, etc.? */ - switch (sis_vga_engine) { - case SIS_315_VGA: - sis_shift_value = 1; - sis_equal.cap |= VEQ_CAP_SATURATION | VEQ_CAP_HUE; - break; - case SIS_300_VGA: - default: - sis_shift_value = 2; - break; - } - - sis_displaymode = DISPMODE_SINGLE1; /* xV driver code in set_dispmode() */ - set_dispmode(); - - set_disptype_regs(); - - init_overlay(); - - /* get basic dimension info */ - src_x = info->src.x; - src_y = info->src.y; - src_w = info->src.w; - src_h = info->src.h; - - drw_x = info->dest.x; - drw_y = info->dest.y; - drw_w = info->dest.w; - drw_h = info->dest.h; - - switch (info->fourcc) { - case IMGFMT_YV12: - case IMGFMT_I420: - pitch = (src_w + 7) & ~7; - total_size = (pitch * src_h * 3) >> 1; - break; - case IMGFMT_YUY2: - case IMGFMT_UYVY: - case IMGFMT_RGB15: - case IMGFMT_RGB16: - pitch = ((src_w << 1) + 3) & ~3; - total_size = pitch * src_h; - break; - default: - return -1; - } - - /* "allocate" memory for overlay! */ - /* start at 8MB = sisfb's "dri reserved space" - - really shouldn't hardcode though */ - /* XXX: JCP - this can use the sisfb FBIO_ALLOC ioctl to safely - allocate "video heap" memory... */ - dga_offset = 0x800000; - - /* use 7MB for now. need to calc/get real info from sisfb? */ - /* this can result in a LOT of frames - probably not necessary */ - info->num_frames = 0x700000 / (total_size * 2); - if (info->num_frames > VID_PLAY_MAXFRAMES) - info->num_frames = VID_PLAY_MAXFRAMES; - - info->dga_addr = sis_mem_base + dga_offset; - info->dest.pitch.y = 16; - info->dest.pitch.u = 16; - info->dest.pitch.v = 16; - info->offset.y = 0; - info->offset.u = 0; - info->offset.v = 0; - info->frame_size = (total_size * 2); /* why times 2 ? */ - for (i = 0; i < info->num_frames; i++) { - info->offsets[i] = info->frame_size * i; - /* save ptrs to mem buffers */ - sis_frames[i] = (dga_offset + info->offsets[i]); - } - - memset(&overlay, 0, sizeof(overlay)); - overlay.pixelFormat = sis_format = info->fourcc; - overlay.pitch = overlay.origPitch = pitch; - - - overlay.keyOP = (sis_grkey.ckey.op == CKEY_TRUE ? - VI_ROP_DestKey : VI_ROP_Always); - - overlay.bobEnable = 0x00; - - overlay.SCREENheight = sis_screen_height; - - /* probably will not support X virtual screen > phys very well? */ - overlay.dstBox.x1 = drw_x; /* - pScrn->frameX0; */ - overlay.dstBox.x2 = drw_x + drw_w; /* - pScrn->frameX0; ??? */ - overlay.dstBox.y1 = drw_y; /* - pScrn->frameY0; */ - overlay.dstBox.y2 = drw_y + drw_h; /* - pScrn->frameY0; ??? */ - - if ((overlay.dstBox.x1 > overlay.dstBox.x2) || - (overlay.dstBox.y1 > overlay.dstBox.y2)) - return -1; - - if ((overlay.dstBox.x2 < 0) || (overlay.dstBox.y2 < 0)) - return -1; - - if (overlay.dstBox.x1 < 0) { - srcOffsetX = src_w * (-overlay.dstBox.x1) / drw_w; - overlay.dstBox.x1 = 0; - } - if (overlay.dstBox.y1 < 0) { - srcOffsetY = src_h * (-overlay.dstBox.y1) / drw_h; - overlay.dstBox.y1 = 0; - } - - switch (info->fourcc) { - case IMGFMT_YV12: - info->dest.pitch.y = 16; - sx = (src_x + srcOffsetX) & ~7; - sy = (src_y + srcOffsetY) & ~1; - info->offset.y = sis_Yoff = sx + sy * pitch; - /* JCP: NOTE reversed u & v here! Not sure why this is needed. - maybe mplayer & sis define U & V differently?? */ - info->offset.u = sis_Voff = - src_h * pitch + ((sx + sy * pitch / 2) >> 1); - info->offset.v = sis_Uoff = - src_h * pitch * 5 / 4 + ((sx + sy * pitch / 2) >> 1); - - overlay.PSY = (sis_frames[0] + sis_Yoff) >> sis_shift_value; - overlay.PSV = (sis_frames[0] + sis_Voff) >> sis_shift_value; - overlay.PSU = (sis_frames[0] + sis_Uoff) >> sis_shift_value; - break; - case IMGFMT_I420: - sx = (src_x + srcOffsetX) & ~7; - sy = (src_y + srcOffsetY) & ~1; - info->offset.y = sis_Yoff = sx + sy * pitch; - /* JCP: see above... */ - info->offset.u = sis_Voff = - src_h * pitch * 5 / 4 + ((sx + sy * pitch / 2) >> 1); - info->offset.v = sis_Uoff = - src_h * pitch + ((sx + sy * pitch / 2) >> 1); - - overlay.PSY = (sis_frames[0] + sis_Yoff) >> sis_shift_value; - overlay.PSV = (sis_frames[0] + sis_Voff) >> sis_shift_value; - overlay.PSU = (sis_frames[0] + sis_Uoff) >> sis_shift_value; - break; - case IMGFMT_YUY2: - case IMGFMT_UYVY: - case IMGFMT_RGB16: - case IMGFMT_RGB15: - default: - sx = (src_x + srcOffsetX) & ~1; - sy = (src_y + srcOffsetY); - info->offset.y = sis_Yoff = sx * 2 + sy * pitch; - - overlay.PSY = (sis_frames[0] + sis_Yoff) >> sis_shift_value; - break; - } - - /* FIXME: is it possible that srcW < 0? */ - overlay.srcW = src_w - (sx - src_x); - overlay.srcH = src_h - (sy - src_y); - - /* set merge line buffer */ - merge_line_buf(overlay.srcW > 384); - - /* calculate line buffer length */ - set_line_buf_size(&overlay); - - if (sis_displaymode == DISPMODE_SINGLE2) { - if (sis_has_two_overlays) { - /* TW: On chips with two overlays we use - * overlay 2 for CRT2 */ - index = 1; - iscrt2 = 1; - } else { - /* TW: On chips with only one overlay we - * use that only overlay for CRT2 */ - index = 0; - iscrt2 = 1; - } - overlay.VBlankActiveFunc = vblank_active_CRT2; - /* overlay.GetScanLineFunc = get_scanline_CRT2; */ - } else { - index = 0; - iscrt2 = 0; - overlay.VBlankActiveFunc = vblank_active_CRT1; - /* overlay.GetScanLineFunc = get_scanline_CRT1; */ - } - - /* calc scale factor (to use below) */ - calc_scale_factor(&overlay, index, iscrt2); - - /* Select video1 (used for CRT1) or video2 (used for CRT2) */ - setvideoregmask(Index_VI_Control_Misc2, index, 0x01); - - set_format(&overlay); - - set_colorkey(); - - sis_set_eq(&sis_equal); - - /* set up video overlay registers */ - set_overlay(&overlay, index); - - /* prevent badness if bits are not at default setting */ - setvideoregmask(Index_VI_Control_Misc1, 0x00, 0x01); - setvideoregmask(Index_VI_Control_Misc2, 0x00, 0x04); - - /* JCP: Xv driver implementation loops back over above code to - setup mirror CRT2 */ - - return 0; -} - -static int sis_playback_on(void) -{ - setvideoregmask(Index_VI_Control_Misc0, 0x02, 0x02); - return 0; -} - -static int sis_playback_off(void) -{ - unsigned char sridx, cridx; - sridx = inSISREG(SISSR); - cridx = inSISREG(SISCR); - close_overlay(); - outSISREG(SISSR, sridx); - outSISREG(SISCR, cridx); - - return 0; -} - -static int sis_frame_select(unsigned int frame) -{ - uint8_t data; - int index = 0; - uint32_t PSY; - - if (sis_displaymode == DISPMODE_SINGLE2 && sis_has_two_overlays) { - index = 1; - } - - PSY = (sis_frames[frame] + sis_Yoff) >> sis_shift_value; - - /* Unlock address registers */ - data = getvideoreg(Index_VI_Control_Misc1); - setvideoreg(Index_VI_Control_Misc1, data | 0x20); - /* TEST: Is this required? */ - setvideoreg(Index_VI_Control_Misc1, data | 0x20); - /* TEST end */ - /* TEST: Is this required? */ - if (sis_vga_engine == SIS_315_VGA) - setvideoreg(Index_VI_Control_Misc3, 0x00); - /* TEST end */ - - /* set Y start address */ - setvideoreg(Index_VI_Disp_Y_Buf_Start_Low, (uint8_t) (PSY)); - setvideoreg(Index_VI_Disp_Y_Buf_Start_Middle, (uint8_t) ((PSY) >> 8)); - setvideoreg(Index_VI_Disp_Y_Buf_Start_High, (uint8_t) ((PSY) >> 16)); - /* set 310/325 series overflow bits for Y plane */ - if (sis_vga_engine == SIS_315_VGA) { - setvideoreg(Index_VI_Y_Buf_Start_Over, - ((uint8_t) ((PSY) >> 24) & 0x01)); - } - - /* Set U/V data if using plane formats */ - if ((sis_format == IMGFMT_YV12) || (sis_format == IMGFMT_I420)) { - - uint32_t PSU, PSV; - - PSU = (sis_frames[frame] + sis_Uoff) >> sis_shift_value; - PSV = (sis_frames[frame] + sis_Voff) >> sis_shift_value; - - /* set U/V start address */ - setvideoreg(Index_VI_U_Buf_Start_Low, (uint8_t) PSU); - setvideoreg(Index_VI_U_Buf_Start_Middle, (uint8_t) (PSU >> 8)); - setvideoreg(Index_VI_U_Buf_Start_High, (uint8_t) (PSU >> 16)); - - setvideoreg(Index_VI_V_Buf_Start_Low, (uint8_t) PSV); - setvideoreg(Index_VI_V_Buf_Start_Middle, (uint8_t) (PSV >> 8)); - setvideoreg(Index_VI_V_Buf_Start_High, (uint8_t) (PSV >> 16)); - - /* 310/325 series overflow bits */ - if (sis_vga_engine == SIS_315_VGA) { - setvideoreg(Index_VI_U_Buf_Start_Over, - ((uint8_t) (PSU >> 24) & 0x01)); - setvideoreg(Index_VI_V_Buf_Start_Over, - ((uint8_t) (PSV >> 24) & 0x01)); - } - } - - if (sis_vga_engine == SIS_315_VGA) { - /* Trigger register copy for 310 series */ - setvideoreg(Index_VI_Control_Misc3, 1 << index); - } - - /* Lock the address registers */ - setvideoregmask(Index_VI_Control_Misc1, 0x00, 0x20); - - return 0; -} - -static int sis_get_gkeys(vidix_grkey_t * grkey) -{ - memcpy(grkey, &sis_grkey, sizeof(vidix_grkey_t)); - return 0; -} - -static int sis_set_gkeys(const vidix_grkey_t * grkey) -{ - memcpy(&sis_grkey, grkey, sizeof(vidix_grkey_t)); - set_colorkey(); - return 0; -} - -static int sis_get_eq(vidix_video_eq_t * eq) -{ - memcpy(eq, &sis_equal, sizeof(vidix_video_eq_t)); - return 0; -} - -static int sis_set_eq(const vidix_video_eq_t * eq) -{ - int br, sat, cr, hue; - if (eq->cap & VEQ_CAP_BRIGHTNESS) - sis_equal.brightness = eq->brightness; - if (eq->cap & VEQ_CAP_CONTRAST) - sis_equal.contrast = eq->contrast; - if (eq->cap & VEQ_CAP_SATURATION) - sis_equal.saturation = eq->saturation; - if (eq->cap & VEQ_CAP_HUE) - sis_equal.hue = eq->hue; - if (eq->cap & VEQ_CAP_RGB_INTENSITY) { - sis_equal.red_intensity = eq->red_intensity; - sis_equal.green_intensity = eq->green_intensity; - sis_equal.blue_intensity = eq->blue_intensity; - } - sis_equal.flags = eq->flags; - - cr = (sis_equal.contrast + 1000) * 7 / 2000; - if (cr < 0) - cr = 0; - if (cr > 7) - cr = 7; - - br = sis_equal.brightness * 127 / 1000; - if (br < -128) - br = -128; - if (br > 127) - br = 127; - - sat = (sis_equal.saturation * 7) / 1000; - if (sat < -7) - sat = -7; - if (sat > 7) - sat = 7; - - hue = sis_equal.hue * 7 / 1000; - if (hue < -8) - hue = -8; - if (hue > 7) - hue = 7; - - set_brightness(br); - set_contrast(cr); - if (sis_vga_engine == SIS_315_VGA) { - set_saturation(sat); - set_hue(hue); - } - - return 0; -} - -static void set_overlay(SISOverlayPtr pOverlay, int index) -{ - uint16_t pitch = 0; - uint8_t h_over = 0, v_over = 0; - uint16_t top, bottom, left, right; - uint16_t screenX = sis_screen_width; - uint16_t screenY = sis_screen_height; - uint8_t data; - uint32_t watchdog; - - top = pOverlay->dstBox.y1; - bottom = pOverlay->dstBox.y2; - if (bottom > screenY) { - bottom = screenY; - } - - left = pOverlay->dstBox.x1; - right = pOverlay->dstBox.x2; - if (right > screenX) { - right = screenX; - } - - /* JCP: these aren't really tested... */ - /* TW: DoubleScan modes require Y coordinates * 2 */ - if (sis_vmode & VMODE_DOUBLESCAN) { - top <<= 1; - bottom <<= 1; - } - /* TW: Interlace modes require Y coordinates / 2 */ - if (sis_vmode & VMODE_INTERLACED) { - top >>= 1; - bottom >>= 1; - } - - h_over = (((left >> 8) & 0x0f) | ((right >> 4) & 0xf0)); - v_over = (((top >> 8) & 0x0f) | ((bottom >> 4) & 0xf0)); - - pitch = pOverlay->pitch >> sis_shift_value; - - /* set line buffer size */ - setvideoreg(Index_VI_Line_Buffer_Size, pOverlay->lineBufSize); - - /* set color key mode */ - setvideoregmask(Index_VI_Key_Overlay_OP, pOverlay->keyOP, 0x0F); - - /* TW: We don't have to wait for vertical retrace in all cases */ - /* JCP: be safe for now. */ - if (1 /*pPriv->mustwait */ ) { - watchdog = WATCHDOG_DELAY; - while (pOverlay->VBlankActiveFunc() && --watchdog); - watchdog = WATCHDOG_DELAY; - while ((!pOverlay->VBlankActiveFunc()) && --watchdog); - if (!watchdog && sis_verbose > 0) { - printf("[SiS]: timed out waiting for vertical retrace\n"); - } - } - - /* Unlock address registers */ - data = getvideoreg(Index_VI_Control_Misc1); - setvideoreg(Index_VI_Control_Misc1, data | 0x20); - /* TEST: Is this required? */ - setvideoreg(Index_VI_Control_Misc1, data | 0x20); - /* TEST end */ - - /* TEST: Is this required? */ - if (sis_vga_engine == SIS_315_VGA) - setvideoreg(Index_VI_Control_Misc3, 0x00); - /* TEST end */ - - /* Set Y buf pitch */ - setvideoreg(Index_VI_Disp_Y_Buf_Pitch_Low, (uint8_t) (pitch)); - setvideoregmask(Index_VI_Disp_Y_UV_Buf_Pitch_Middle, - (uint8_t) (pitch >> 8), 0x0f); - - /* Set Y start address */ - setvideoreg(Index_VI_Disp_Y_Buf_Start_Low, (uint8_t) (pOverlay->PSY)); - setvideoreg(Index_VI_Disp_Y_Buf_Start_Middle, - (uint8_t) ((pOverlay->PSY) >> 8)); - setvideoreg(Index_VI_Disp_Y_Buf_Start_High, - (uint8_t) ((pOverlay->PSY) >> 16)); - - /* set 310/325 series overflow bits for Y plane */ - if (sis_vga_engine == SIS_315_VGA) { - setvideoreg(Index_VI_Disp_Y_Buf_Pitch_High, - (uint8_t) (pitch >> 12)); - setvideoreg(Index_VI_Y_Buf_Start_Over, - ((uint8_t) ((pOverlay->PSY) >> 24) & 0x01)); - } - - /* Set U/V data if using plane formats */ - if ((pOverlay->pixelFormat == IMGFMT_YV12) || - (pOverlay->pixelFormat == IMGFMT_I420)) { - - uint32_t PSU, PSV; - - PSU = pOverlay->PSU; - PSV = pOverlay->PSV; - - /* Set U/V pitch */ - setvideoreg(Index_VI_Disp_UV_Buf_Pitch_Low, - (uint8_t) (pitch >> 1)); - setvideoregmask(Index_VI_Disp_Y_UV_Buf_Pitch_Middle, - (uint8_t) (pitch >> 5), 0xf0); - - /* set U/V start address */ - setvideoreg(Index_VI_U_Buf_Start_Low, (uint8_t) PSU); - setvideoreg(Index_VI_U_Buf_Start_Middle, (uint8_t) (PSU >> 8)); - setvideoreg(Index_VI_U_Buf_Start_High, (uint8_t) (PSU >> 16)); - - setvideoreg(Index_VI_V_Buf_Start_Low, (uint8_t) PSV); - setvideoreg(Index_VI_V_Buf_Start_Middle, (uint8_t) (PSV >> 8)); - setvideoreg(Index_VI_V_Buf_Start_High, (uint8_t) (PSV >> 16)); - - /* 310/325 series overflow bits */ - if (sis_vga_engine == SIS_315_VGA) { - setvideoreg(Index_VI_Disp_UV_Buf_Pitch_High, - (uint8_t) (pitch >> 13)); - setvideoreg(Index_VI_U_Buf_Start_Over, - ((uint8_t) (PSU >> 24) & 0x01)); - setvideoreg(Index_VI_V_Buf_Start_Over, - ((uint8_t) (PSV >> 24) & 0x01)); - } - } - - if (sis_vga_engine == SIS_315_VGA) { - /* Trigger register copy for 310 series */ - setvideoreg(Index_VI_Control_Misc3, 1 << index); - } - - /* set scale factor */ - setvideoreg(Index_VI_Hor_Post_Up_Scale_Low, - (uint8_t) (pOverlay->HUSF)); - setvideoreg(Index_VI_Hor_Post_Up_Scale_High, - (uint8_t) ((pOverlay->HUSF) >> 8)); - setvideoreg(Index_VI_Ver_Up_Scale_Low, (uint8_t) (pOverlay->VUSF)); - setvideoreg(Index_VI_Ver_Up_Scale_High, - (uint8_t) ((pOverlay->VUSF) >> 8)); - - setvideoregmask(Index_VI_Scale_Control, (pOverlay->IntBit << 3) - | (pOverlay->wHPre), 0x7f); - - /* set destination window position */ - setvideoreg(Index_VI_Win_Hor_Disp_Start_Low, (uint8_t) left); - setvideoreg(Index_VI_Win_Hor_Disp_End_Low, (uint8_t) right); - setvideoreg(Index_VI_Win_Hor_Over, (uint8_t) h_over); - - setvideoreg(Index_VI_Win_Ver_Disp_Start_Low, (uint8_t) top); - setvideoreg(Index_VI_Win_Ver_Disp_End_Low, (uint8_t) bottom); - setvideoreg(Index_VI_Win_Ver_Over, (uint8_t) v_over); - - setvideoregmask(Index_VI_Control_Misc1, pOverlay->bobEnable, 0x1a); - - /* Lock the address registers */ - setvideoregmask(Index_VI_Control_Misc1, 0x00, 0x20); -} - - -/* TW: Overlay MUST NOT be switched off while beam is over it */ -static void close_overlay(void) -{ - uint32_t watchdog; - - if ((sis_displaymode == DISPMODE_SINGLE2) || - (sis_displaymode == DISPMODE_MIRROR)) { - if (sis_has_tw |