diff options
Diffstat (limited to 'src/gfx/vid_5530.c')
| -rw-r--r-- | src/gfx/vid_5530.c | 973 |
1 files changed, 484 insertions, 489 deletions
diff --git a/src/gfx/vid_5530.c b/src/gfx/vid_5530.c index 17d5f3b..55619c0 100644 --- a/src/gfx/vid_5530.c +++ b/src/gfx/vid_5530.c @@ -132,51 +132,49 @@ * CS5530 PLL TABLE *---------------------------------------------------------------------------- */ -typedef struct tagCS5530PLLENTRY -{ - long frequency; /* 16.16 fixed point frequency */ - unsigned long pll_value; /* associated register value */ -} -CS5530PLLENTRY; +typedef struct tagCS5530PLLENTRY { + long frequency; /* 16.16 fixed point frequency */ + unsigned long pll_value; /* associated register value */ +} CS5530PLLENTRY; CS5530PLLENTRY CS5530_PLLtable[] = { - {0x00192CCC, 0x31C45801,}, /* 25.1750 */ - {0x001C526E, 0x20E36802,}, /* 28.3220 */ - {0x001F8000, 0x33915801,}, /* 31.5000 */ - {0x00240000, 0x31EC4801,}, /* 36.0000 */ - {0x00258000, 0x21E22801,}, /* 37.5000 */ - {0x00280000, 0x33088801,}, /* 40.0000 */ - {0x002CE666, 0x33E22801,}, /* 44.9000 */ - {0x00318000, 0x336C4801,}, /* 49.5000 */ - {0x00320000, 0x23088801,}, /* 50.0000 */ - {0x00325999, 0x23088801,}, /* 50.3500 */ - {0x00360000, 0x3708A801,}, /* 54.0000 */ - {0x00384000, 0x23E36802,}, /* 56.2500 */ - {0x0038643F, 0x23E36802,}, /* 56.3916 */ - {0x0038A4DD, 0x23E36802,}, /* 56.6444 */ - {0x003B0000, 0x37C45801,}, /* 59.0000 */ - {0x003F0000, 0x23EC4801,}, /* 63.0000 */ - {0x00410000, 0x37911801,}, /* 65.0000 */ - {0x00438000, 0x37963803,}, /* 67.5000 */ - {0x0046CCCC, 0x37058803,}, /* 70.8000 */ - {0x00480000, 0x3710C805,}, /* 72.0000 */ - {0x004B0000, 0x37E22801,}, /* 75.0000 */ - {0x004EC000, 0x27915801,}, /* 78.7500 */ - {0x00500000, 0x37D8D802,}, /* 80.0000 */ - {0x0059CCCC, 0x27588802,}, /* 89.8000 */ - {0x005E8000, 0x27EC4802,}, /* 94.5000 */ - {0x00630000, 0x27AC6803,}, /* 99.0000 */ - {0x00640000, 0x27088801,}, /* 100.0000 */ - {0x006C0000, 0x2710C805,}, /* 108.0000 */ - {0x00708000, 0x27E36802,}, /* 112.5000 */ - {0x00820000, 0x27C58803,}, /* 130.0000 */ - {0x00870000, 0x27316803,}, /* 135.0000 */ - {0x009D8000, 0x2F915801,}, /* 157.5000 */ - {0x00A20000, 0x2F08A801,}, /* 162.0000 */ - {0x00AF0000, 0x2FB11802,}, /* 175.0000 */ - {0x00BD0000, 0x2FEC4802,}, /* 189.0000 */ - {0x00CA0000, 0x2F963803,}, /* 202.0000 */ - {0x00E80000, 0x2FB1B802,}, /* 232.0000 */ + {0x00192CCC, 0x31C45801,}, /* 25.1750 */ + {0x001C526E, 0x20E36802,}, /* 28.3220 */ + {0x001F8000, 0x33915801,}, /* 31.5000 */ + {0x00240000, 0x31EC4801,}, /* 36.0000 */ + {0x00258000, 0x21E22801,}, /* 37.5000 */ + {0x00280000, 0x33088801,}, /* 40.0000 */ + {0x002CE666, 0x33E22801,}, /* 44.9000 */ + {0x00318000, 0x336C4801,}, /* 49.5000 */ + {0x00320000, 0x23088801,}, /* 50.0000 */ + {0x00325999, 0x23088801,}, /* 50.3500 */ + {0x00360000, 0x3708A801,}, /* 54.0000 */ + {0x00384000, 0x23E36802,}, /* 56.2500 */ + {0x0038643F, 0x23E36802,}, /* 56.3916 */ + {0x0038A4DD, 0x23E36802,}, /* 56.6444 */ + {0x003B0000, 0x37C45801,}, /* 59.0000 */ + {0x003F0000, 0x23EC4801,}, /* 63.0000 */ + {0x00410000, 0x37911801,}, /* 65.0000 */ + {0x00438000, 0x37963803,}, /* 67.5000 */ + {0x0046CCCC, 0x37058803,}, /* 70.8000 */ + {0x00480000, 0x3710C805,}, /* 72.0000 */ + {0x004B0000, 0x37E22801,}, /* 75.0000 */ + {0x004EC000, 0x27915801,}, /* 78.7500 */ + {0x00500000, 0x37D8D802,}, /* 80.0000 */ + {0x0059CCCC, 0x27588802,}, /* 89.8000 */ + {0x005E8000, 0x27EC4802,}, /* 94.5000 */ + {0x00630000, 0x27AC6803,}, /* 99.0000 */ + {0x00640000, 0x27088801,}, /* 100.0000 */ + {0x006C0000, 0x2710C805,}, /* 108.0000 */ + {0x00708000, 0x27E36802,}, /* 112.5000 */ + {0x00820000, 0x27C58803,}, /* 130.0000 */ + {0x00870000, 0x27316803,}, /* 135.0000 */ + {0x009D8000, 0x2F915801,}, /* 157.5000 */ + {0x00A20000, 0x2F08A801,}, /* 162.0000 */ + {0x00AF0000, 0x2FB11802,}, /* 175.0000 */ + {0x00BD0000, 0x2FEC4802,}, /* 189.0000 */ + {0x00CA0000, 0x2F963803,}, /* 202.0000 */ + {0x00E80000, 0x2FB1B802,}, /* 232.0000 */ }; #define NUM_CS5530_FREQUENCIES sizeof(CS5530_PLLtable)/sizeof(CS5530PLLENTRY) @@ -187,27 +185,27 @@ int cs5530_set_video_size(unsigned short width, unsigned short height); int cs5530_set_video_yuv_pitch(unsigned long ypitch, unsigned long uvpitch); int cs5530_set_video_offset(unsigned long offset); int cs5530_set_video_yuv_offsets(unsigned long yoffset, unsigned long uoffset, - unsigned long voffset); + unsigned long voffset); int cs5530_set_video_window(short x, short y, unsigned short w, - unsigned short h); + unsigned short h); int cs5530_set_video_left_crop(unsigned short x); int cs5530_set_video_upscale(unsigned short srcw, unsigned short srch, - unsigned short dstw, unsigned short dsth); + unsigned short dstw, unsigned short dsth); int cs5530_set_video_scale(unsigned short srcw, unsigned short srch, - unsigned short dstw, unsigned short dsth); + unsigned short dstw, unsigned short dsth); int cs5530_set_video_vertical_downscale(unsigned short srch, - unsigned short dsth); + unsigned short dsth); void cs5530_set_video_vertical_downscale_enable(int enable); int cs5530_set_video_downscale_config(unsigned short type, unsigned short m); int cs5530_set_video_color_key(unsigned long key, unsigned long mask, - int bluescreen); + int bluescreen); int cs5530_set_video_filter(int xfilter, int yfilter); int cs5530_set_video_palette(unsigned long *palette); int cs5530_set_video_palette_entry(unsigned long index, unsigned long color); int cs5530_set_video_downscale_coefficients(unsigned short coef1, - unsigned short coef2, - unsigned short coef3, - unsigned short coef4); + unsigned short coef2, + unsigned short coef3, + unsigned short coef4); int cs5530_set_video_downscale_enable(int enable); int cs5530_set_video_source(VideoSourceType source); int cs5530_set_vbi_source(VbiSourceType source); @@ -220,15 +218,15 @@ int cs5530_set_top_line_in_odd(int enable); int cs5530_set_genlock_delay(unsigned long delay); int cs5530_set_genlock_enable(int flags); int cs5530_set_video_cursor(unsigned long key, unsigned long mask, - unsigned short select_color2, - unsigned long color1, unsigned long color2); + unsigned short select_color2, + unsigned long color1, unsigned long color2); int cs5530_set_video_cursor_enable(int enable); int cs5530_set_video_request(short x, short y); int cs5530_select_alpha_region(int region); int cs5530_set_alpha_enable(int enable); int cs5530_set_alpha_window(short x, short y, - unsigned short width, unsigned short height); + unsigned short width, unsigned short height); int cs5530_set_alpha_value(unsigned char alpha, char delta); int cs5530_set_alpha_priority(int priority); int cs5530_set_alpha_color(unsigned long color); @@ -251,27 +249,24 @@ unsigned long cs5530_get_video_line_size(void); unsigned long cs5530_get_video_xclip(void); unsigned long cs5530_get_video_offset(void); void cs5530_get_video_yuv_offsets(unsigned long *yoffset, - unsigned long *uoffset, - unsigned long *voffset); -void cs5530_get_video_yuv_pitch(unsigned long *ypitch, - unsigned long *uvpitch); + unsigned long *uoffset, + unsigned long *voffset); +void cs5530_get_video_yuv_pitch(unsigned long *ypitch, unsigned long *uvpitch); unsigned long cs5530_get_video_upscale(void); unsigned long cs5530_get_video_scale(void); unsigned long cs5530_get_video_downscale_delta(void); int cs5530_get_video_vertical_downscale_enable(void); -int cs5530_get_video_downscale_config(unsigned short *type, - unsigned short *m); +int cs5530_get_video_downscale_config(unsigned short *type, unsigned short *m); void cs5530_get_video_downscale_coefficients(unsigned short *coef1, - unsigned short *coef2, - unsigned short *coef3, - unsigned short *coef4); + unsigned short *coef2, + unsigned short *coef3, + unsigned short *coef4); void cs5530_get_video_downscale_enable(int *enable); unsigned long cs5530_get_video_dst_size(void); unsigned long cs5530_get_video_position(void); unsigned long cs5530_get_video_color_key(void); unsigned long cs5530_get_video_color_key_mask(void); -int cs5530_get_video_palette_entry(unsigned long index, - unsigned long *palette); +int cs5530_get_video_palette_entry(unsigned long index, unsigned long *palette); int cs5530_get_video_color_key_src(void); int cs5530_get_video_filter(void); int cs5530_get_video_request(short *x, short *y); @@ -285,18 +280,18 @@ int cs5530_get_vertical_scaler_offset(char *offset); unsigned long cs5530_get_genlock_delay(void); int cs5530_get_genlock_enable(void); int cs5530_get_video_cursor(unsigned long *key, unsigned long *mask, - unsigned short *select_color2, - unsigned long *color1, unsigned short *color2); + unsigned short *select_color2, + unsigned long *color1, unsigned short *color2); unsigned long cs5530_read_crc(void); unsigned long cs5530_read_crc32(void); unsigned long cs5530_read_window_crc(int source, unsigned short x, - unsigned short y, unsigned short width, - unsigned short height, int crc32); + unsigned short y, unsigned short width, + unsigned short height, int crc32); int cs5530_get_macrovision_enable(void); void cs5530_get_alpha_enable(int *enable); void cs5530_get_alpha_size(unsigned short *x, unsigned short *y, - unsigned short *width, unsigned short *height); + unsigned short *width, unsigned short *height); void cs5530_get_alpha_value(unsigned char *alpha, char *delta); void cs5530_get_alpha_priority(int *priority); void cs5530_get_alpha_color(unsigned long *color); @@ -318,49 +313,49 @@ int gfx_set_crt_enable(int enable) #endif { - unsigned long config; + unsigned long config; - config = READ_VID32(CS5530_DISPLAY_CONFIG); + config = READ_VID32(CS5530_DISPLAY_CONFIG); - switch (enable) { - case CRT_DISABLE: /* Disable everything */ + switch (enable) { + case CRT_DISABLE: /* Disable everything */ - WRITE_VID32(CS5530_DISPLAY_CONFIG, - config & ~(CS5530_DCFG_DIS_EN | CS5530_DCFG_HSYNC_EN | - CS5530_DCFG_VSYNC_EN | CS5530_DCFG_DAC_BL_EN | - CS5530_DCFG_DAC_PWDNX)); - break; + WRITE_VID32(CS5530_DISPLAY_CONFIG, + config & ~(CS5530_DCFG_DIS_EN | CS5530_DCFG_HSYNC_EN | + CS5530_DCFG_VSYNC_EN | CS5530_DCFG_DAC_BL_EN | + CS5530_DCFG_DAC_PWDNX)); + break; - case CRT_ENABLE: /* Enable CRT display, including display logic */ + case CRT_ENABLE: /* Enable CRT display, including display logic */ - WRITE_VID32(CS5530_DISPLAY_CONFIG, - config | CS5530_DCFG_DIS_EN | CS5530_DCFG_HSYNC_EN | - CS5530_DCFG_VSYNC_EN | CS5530_DCFG_DAC_BL_EN | - CS5530_DCFG_DAC_PWDNX); - break; + WRITE_VID32(CS5530_DISPLAY_CONFIG, + config | CS5530_DCFG_DIS_EN | CS5530_DCFG_HSYNC_EN | + CS5530_DCFG_VSYNC_EN | CS5530_DCFG_DAC_BL_EN | + CS5530_DCFG_DAC_PWDNX); + break; - case CRT_STANDBY: /* HSync:Off VSync:On */ + case CRT_STANDBY: /* HSync:Off VSync:On */ - WRITE_VID32(CS5530_DISPLAY_CONFIG, - (config & - ~(CS5530_DCFG_DIS_EN | CS5530_DCFG_HSYNC_EN | - CS5530_DCFG_DAC_BL_EN | CS5530_DCFG_DAC_PWDNX)) - | CS5530_DCFG_VSYNC_EN); - break; + WRITE_VID32(CS5530_DISPLAY_CONFIG, + (config & + ~(CS5530_DCFG_DIS_EN | CS5530_DCFG_HSYNC_EN | + CS5530_DCFG_DAC_BL_EN | CS5530_DCFG_DAC_PWDNX)) + | CS5530_DCFG_VSYNC_EN); + break; - case CRT_SUSPEND: /* HSync:On VSync:Off */ + case CRT_SUSPEND: /* HSync:On VSync:Off */ - WRITE_VID32(CS5530_DISPLAY_CONFIG, - (config & - ~(CS5530_DCFG_DIS_EN | CS5530_DCFG_VSYNC_EN | - CS5530_DCFG_DAC_BL_EN | CS5530_DCFG_DAC_PWDNX)) - | CS5530_DCFG_HSYNC_EN); - break; + WRITE_VID32(CS5530_DISPLAY_CONFIG, + (config & + ~(CS5530_DCFG_DIS_EN | CS5530_DCFG_VSYNC_EN | + CS5530_DCFG_DAC_BL_EN | CS5530_DCFG_DAC_PWDNX)) + | CS5530_DCFG_HSYNC_EN); + break; - default: - return (GFX_STATUS_BAD_PARAMETER); - } - return (GFX_STATUS_OK); + default: + return (GFX_STATUS_BAD_PARAMETER); + } + return (GFX_STATUS_OK); } /*--------------------------------------------------------------------------- @@ -378,7 +373,7 @@ void gfx_reset_video(void) #endif { - gfx_set_video_enable(0); + gfx_set_video_enable(0); } /*----------------------------------------------------------------------------- @@ -404,37 +399,37 @@ int gfx_set_display_control(int sync_polarities) #endif { - unsigned long dcfg; + unsigned long dcfg; - /* ENABLE DISPLAY OUTPUT FROM CX5530 */ + /* ENABLE DISPLAY OUTPUT FROM CX5530 */ - dcfg = READ_VID32(CS5530_DISPLAY_CONFIG); + dcfg = READ_VID32(CS5530_DISPLAY_CONFIG); - /* CLEAR RELEVANT FIELDS */ + /* CLEAR RELEVANT FIELDS */ - dcfg &= ~(CS5530_DCFG_CRT_SYNC_SKW_MASK | CS5530_DCFG_PWR_SEQ_DLY_MASK | - CS5530_DCFG_CRT_HSYNC_POL | CS5530_DCFG_CRT_VSYNC_POL | - CS5530_DCFG_FP_PWR_EN | CS5530_DCFG_FP_DATA_EN); + dcfg &= ~(CS5530_DCFG_CRT_SYNC_SKW_MASK | CS5530_DCFG_PWR_SEQ_DLY_MASK | + CS5530_DCFG_CRT_HSYNC_POL | CS5530_DCFG_CRT_VSYNC_POL | + CS5530_DCFG_FP_PWR_EN | CS5530_DCFG_FP_DATA_EN); - /* INITIALIZATION */ + /* INITIALIZATION */ - dcfg |= (CS5530_DCFG_CRT_SYNC_SKW_INIT | - CS5530_DCFG_PWR_SEQ_DLY_INIT | CS5530_DCFG_GV_PAL_BYP); + dcfg |= (CS5530_DCFG_CRT_SYNC_SKW_INIT | + CS5530_DCFG_PWR_SEQ_DLY_INIT | CS5530_DCFG_GV_PAL_BYP); - if (PanelEnable) { - dcfg |= CS5530_DCFG_FP_PWR_EN; - dcfg |= CS5530_DCFG_FP_DATA_EN; - } + if (PanelEnable) { + dcfg |= CS5530_DCFG_FP_PWR_EN; + dcfg |= CS5530_DCFG_FP_DATA_EN; + } - /* SET APPROPRIATE SYNC POLARITIES */ + /* SET APPROPRIATE SYNC POLARITIES */ - if (sync_polarities & 1) - dcfg |= CS5530_DCFG_CRT_HSYNC_POL; - if (sync_polarities & 2) - dcfg |= CS5530_DCFG_CRT_VSYNC_POL; + if (sync_polarities & 1) + dcfg |= CS5530_DCFG_CRT_HSYNC_POL; + if (sync_polarities & 2) + dcfg |= CS5530_DCFG_CRT_VSYNC_POL; - WRITE_VID32(CS5530_DISPLAY_CONFIG, dcfg); - return (0); + WRITE_VID32(CS5530_DISPLAY_CONFIG, dcfg); + return (0); } /*--------------------------------------------------------------------------- @@ -453,35 +448,35 @@ void gfx_set_clock_frequency(unsigned long frequency) #endif { - unsigned int index; - unsigned long value; - long min, diff; - - /* FIND THE REGISTER VALUES FOR THE DESIRED FREQUENCY */ - /* Search the table for the closest frequency (16.16 format). */ - - value = CS5530_PLLtable[0].pll_value; - min = (long)CS5530_PLLtable[0].frequency - frequency; - if (min < 0L) - min = -min; - for (index = 1; index < NUM_CS5530_FREQUENCIES; index++) { - diff = (long)CS5530_PLLtable[index].frequency - frequency; - if (diff < 0L) - diff = -diff; - if (diff < min) { - min = diff; - value = CS5530_PLLtable[index].pll_value; - } - } - - /* SET THE DOT CLOCK REGISTER */ - - WRITE_VID32(CS5530_DOT_CLK_CONFIG, value); - WRITE_VID32(CS5530_DOT_CLK_CONFIG, value | 0x80000100); /* set reset/bypass */ - gfx_delay_milliseconds(1); /* wait for PLL to settle */ - WRITE_VID32(CS5530_DOT_CLK_CONFIG, value & 0x7FFFFFFF); /* clear reset */ - WRITE_VID32(CS5530_DOT_CLK_CONFIG, value & 0x7FFFFEFF); /* clear bypass */ - return; + unsigned int index; + unsigned long value; + long min, diff; + + /* FIND THE REGISTER VALUES FOR THE DESIRED FREQUENCY */ + /* Search the table for the closest frequency (16.16 format). */ + + value = CS5530_PLLtable[0].pll_value; + min = (long) CS5530_PLLtable[0].frequency - frequency; + if (min < 0L) + min = -min; + for (index = 1; index < NUM_CS5530_FREQUENCIES; index++) { + diff = (long) CS5530_PLLtable[index].frequency - frequency; + if (diff < 0L) + diff = -diff; + if (diff < min) { + min = diff; + value = CS5530_PLLtable[index].pll_value; + } + } + + /* SET THE DOT CLOCK REGISTER */ + + WRITE_VID32(CS5530_DOT_CLK_CONFIG, value); + WRITE_VID32(CS5530_DOT_CLK_CONFIG, value | 0x80000100); /* set reset/bypass */ + gfx_delay_milliseconds(1); /* wait for PLL to settle */ + WRITE_VID32(CS5530_DOT_CLK_CONFIG, value & 0x7FFFFFFF); /* clear reset */ + WRITE_VID32(CS5530_DOT_CLK_CONFIG, value & 0x7FFFFEFF); /* clear bypass */ + return; } /*----------------------------------------------------------------------------- @@ -498,46 +493,47 @@ int gfx_set_video_enable(int enable) #endif { - unsigned long vcfg; + unsigned long vcfg; - /* WAIT FOR VERTICAL BLANK TO START */ - /* Otherwise a glitch can be observed. */ + /* WAIT FOR VERTICAL BLANK TO START */ + /* Otherwise a glitch can be observed. */ - if (gfx_test_timing_active()) { - if (!gfx_test_vertical_active()) { - while (!gfx_test_vertical_active()) ; - } - while (gfx_test_vertical_active()) ; - } - vcfg = READ_VID32(CS5530_VIDEO_CONFIG); - if (enable) { - /* ENABLE VIDEO OVERLAY FROM DISPLAY CONTROLLER */ - /* Use private routine to abstract the display controller. */ + if (gfx_test_timing_active()) { + if (!gfx_test_vertical_active()) { + while (!gfx_test_vertical_active()); + } + while (gfx_test_vertical_active()); + } + vcfg = READ_VID32(CS5530_VIDEO_CONFIG); + if (enable) { + /* ENABLE VIDEO OVERLAY FROM DISPLAY CONTROLLER */ + /* Use private routine to abstract the display controller. */ - gfx_set_display_video_enable(1); + gfx_set_display_video_enable(1); - /* SET CS5530 BUS CONTROL PARAMETERS */ - /* Currently always high speed, 8-bit interface. */ + /* SET CS5530 BUS CONTROL PARAMETERS */ + /* Currently always high speed, 8-bit interface. */ - vcfg |= CS5530_VCFG_HIGH_SPD_INT; - vcfg &= ~(CS5530_VCFG_EARLY_VID_RDY | CS5530_VCFG_16_BIT_EN); + vcfg |= CS5530_VCFG_HIGH_SPD_INT; + vcfg &= ~(CS5530_VCFG_EARLY_VID_RDY | CS5530_VCFG_16_BIT_EN); - /* ENABLE CS5530 VIDEO OVERLAY */ + /* ENABLE CS5530 VIDEO OVERLAY */ - vcfg |= CS5530_VCFG_VID_EN; - WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); - } else { - /* DISABLE CS5530 VIDEO OVERLAY */ + vcfg |= CS5530_VCFG_VID_EN; + WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); + } + else { + /* DISABLE CS5530 VIDEO OVERLAY */ - vcfg &= ~CS5530_VCFG_VID_EN; - WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); + vcfg &= ~CS5530_VCFG_VID_EN; + WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); - /* DISABLE VIDEO OVERLAY FROM DISPLAY CONTROLLER */ - /* Use private routine to abstract the display controller. */ + /* DISABLE VIDEO OVERLAY FROM DISPLAY CONTROLLER */ + /* Use private routine to abstract the display controller. */ - gfx_set_display_video_enable(0); - } - return (0); + gfx_set_display_video_enable(0); + } + return (0); } /*----------------------------------------------------------------------------- @@ -554,30 +550,30 @@ int gfx_set_video_format(unsigned long format) #endif { - unsigned long vcfg = 0; - - /* SET THE CS5530 VIDEO INPUT FORMAT */ - - vcfg = READ_VID32(CS5530_VIDEO_CONFIG); - vcfg &= ~(CS5530_VCFG_VID_INP_FORMAT | CS5530_VCFG_4_2_0_MODE); - vcfg &= ~(CS5530_VCFG_CSC_BYPASS); - vcfg &= ~(CS5530_VCFG_GV_SEL); - - if (format < 4) - vcfg |= (format << 2); - else { - if (format == VIDEO_FORMAT_Y0Y1Y2Y3) { - vcfg |= CS5530_VCFG_4_2_0_MODE; - vcfg |= 1 << 2; - } - if (format == VIDEO_FORMAT_RGB) { - vcfg |= CS5530_VCFG_CSC_BYPASS; - vcfg |= CS5530_VCFG_GV_SEL; - } - } - - WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); - return (0); + unsigned long vcfg = 0; + + /* SET THE CS5530 VIDEO INPUT FORMAT */ + + vcfg = READ_VID32(CS5530_VIDEO_CONFIG); + vcfg &= ~(CS5530_VCFG_VID_INP_FORMAT | CS5530_VCFG_4_2_0_MODE); + vcfg &= ~(CS5530_VCFG_CSC_BYPASS); + vcfg &= ~(CS5530_VCFG_GV_SEL); + + if (format < 4) + vcfg |= (format << 2); + else { + if (format == VIDEO_FORMAT_Y0Y1Y2Y3) { + vcfg |= CS5530_VCFG_4_2_0_MODE; + vcfg |= 1 << 2; + } + if (format == VIDEO_FORMAT_RGB) { + vcfg |= CS5530_VCFG_CSC_BYPASS; + vcfg |= CS5530_VCFG_GV_SEL; + } + } + + WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); + return (0); } /*----------------------------------------------------------------------------- @@ -596,23 +592,23 @@ int gfx_set_video_size(unsigned short width, unsigned short height) #endif { - unsigned long size, vcfg; + unsigned long size, vcfg; - /* SET THE CS5530 VIDEO LINE SIZE */ + /* SET THE CS5530 VIDEO LINE SIZE */ - vcfg = READ_VID32(CS5530_VIDEO_CONFIG); - vcfg &= ~(CS5530_VCFG_LINE_SIZE_LOWER_MASK | CS5530_VCFG_LINE_SIZE_UPPER); - size = (width >> 1); - vcfg |= (size & 0x00FF) << 8; - if (size & 0x0100) - vcfg |= CS5530_VCFG_LINE_SIZE_UPPER; - WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); + vcfg = READ_VID32(CS5530_VIDEO_CONFIG); + vcfg &= ~(CS5530_VCFG_LINE_SIZE_LOWER_MASK | CS5530_VCFG_LINE_SIZE_UPPER); + size = (width >> 1); + vcfg |= (size & 0x00FF) << 8; + if (size & 0x0100) + vcfg |= CS5530_VCFG_LINE_SIZE_UPPER; + WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); - /* SET TOTAL VIDEO BUFFER SIZE IN DISPLAY CONTROLLER */ - /* Use private routine to abstract the display controller. */ + /* SET TOTAL VIDEO BUFFER SIZE IN DISPLAY CONTROLLER */ + /* Use private routine to abstract the display controller. */ - gfx_set_display_video_size(width, height); - return (0); + gfx_set_display_video_size(width, height); + return (0); } /*----------------------------------------------------------------------------- @@ -630,15 +626,15 @@ int gfx_set_video_offset(unsigned long offset) #endif { - /* SAVE VALUE FOR FUTURE CLIPPING OF THE TOP OF THE VIDEO WINDOW */ + /* SAVE VALUE FOR FUTURE CLIPPING OF THE TOP OF THE VIDEO WINDOW */ - gfx_vid_offset = offset; + gfx_vid_offset = offset; - /* SET VIDEO BUFFER OFFSET IN DISPLAY CONTROLLER */ - /* Use private routine to abstract the display controller. */ + /* SET VIDEO BUFFER OFFSET IN DISPLAY CONTROLLER */ + /* Use private routine to abstract the display controller. */ - gfx_set_display_video_offset(offset); - return (0); + gfx_set_display_video_offset(offset); + return (0); } /*--------------------------------------------------------------------------- @@ -651,48 +647,48 @@ gfx_set_video_offset(unsigned long offset) #if GFX_VIDEO_DYNAMIC int cs5530_set_video_scale(unsigned short srcw, unsigned short srch, - unsigned short dstw, unsigned short dsth) + unsigned short dstw, unsigned short dsth) #else int gfx_set_video_scale(unsigned short srcw, unsigned short srch, - unsigned short dstw, unsigned short dsth) + unsigned short dstw, unsigned short dsth) #endif { - unsigned long xscale, yscale; - - /* SAVE PARAMETERS */ - /* These are needed for clipping the video window later. */ - - gfx_vid_srcw = srcw; - gfx_vid_srch = srch; - gfx_vid_dstw = dstw; - gfx_vid_dsth = dsth; - - /* CALCULATE CS5530 SCALE FACTORS */ - /* No downscaling in CS5530 so force to 1x if attempted. */ - - if (dstw <= srcw) - xscale = 0x1FFF; - else if (dstw == 1 || srcw == 1) - return GFX_STATUS_BAD_PARAMETER; - else - xscale = (0x2000l * (srcw - 1l)) / (dstw - 1l); - if (dsth <= srch) - yscale = 0x1FFF; - else if (dsth == 1 || srch == 1) - return GFX_STATUS_BAD_PARAMETER; - else - yscale = (0x2000l * (srch - 1l)) / (dsth - 1l); - WRITE_VID32(CS5530_VIDEO_SCALE, (yscale << 16) | xscale); - - /* CALL ROUTINE TO UPDATE WINDOW POSITION */ - /* This is required because the scale values effect the number of */ - /* source data pixels that need to be clipped, as well as the */ - /* amount of data that needs to be transferred. */ - - gfx_set_video_window(gfx_vid_xpos, gfx_vid_ypos, gfx_vid_width, - gfx_vid_height); - return (0); + unsigned long xscale, yscale; + + /* SAVE PARAMETERS */ + /* These are needed for clipping the video window later. */ + + gfx_vid_srcw = srcw; + gfx_vid_srch = srch; + gfx_vid_dstw = dstw; + gfx_vid_dsth = dsth; + + /* CALCULATE CS5530 SCALE FACTORS */ + /* No downscaling in CS5530 so force to 1x if attempted. */ + + if (dstw <= srcw) + xscale = 0x1FFF; + else if (dstw == 1 || srcw == 1) + return GFX_STATUS_BAD_PARAMETER; + else + xscale = (0x2000l * (srcw - 1l)) / (dstw - 1l); + if (dsth <= srch) + yscale = 0x1FFF; + else if (dsth == 1 || srch == 1) + return GFX_STATUS_BAD_PARAMETER; + else + yscale = (0x2000l * (srch - 1l)) / (dsth - 1l); + WRITE_VID32(CS5530_VIDEO_SCALE, (yscale << 16) | xscale); + + /* CALL ROUTINE TO UPDATE WINDOW POSITION */ + /* This is required because the scale values effect the number of */ + /* source data pixels that need to be clipped, as well as the */ + /* amount of data that needs to be transferred. */ + + gfx_set_video_window(gfx_vid_xpos, gfx_vid_ypos, gfx_vid_width, + gfx_vid_height); + return (0); } /*--------------------------------------------------------------------------- @@ -712,61 +708,61 @@ int gfx_set_video_window(short x, short y, unsigned short w, unsigned short h) #endif { - unsigned long vcfg = 0; - unsigned long hadjust, vadjust; - unsigned long xstart, ystart, xend, yend; + unsigned long vcfg = 0; + unsigned long hadjust, vadjust; + unsigned long xstart, ystart, xend, yend; - /* SAVE PARAMETERS */ - /* These are needed to call this routine if the scale value changes. */ + /* SAVE PARAMETERS */ + /* These are needed to call this routine if the scale value changes. */ - gfx_vid_xpos = x; - gfx_vid_ypos = y; - gfx_vid_width = w; - gfx_vid_height = h; + gfx_vid_xpos = x; + gfx_vid_ypos = y; + gfx_vid_width = w; + gfx_vid_height = h; - /* GET ADJUSTMENT VALUES */ - /* Use routines to abstract version of display controller. */ + /* GET ADJUSTMENT VALUES */ + /* Use routines to abstract version of display controller. */ - hadjust = gfx_get_htotal() - gfx_get_hsync_end() - 13l; - vadjust = gfx_get_vtotal() - gfx_get_vsync_end() + 1l; + hadjust = gfx_get_htotal() - gfx_get_hsync_end() - 13l; + vadjust = gfx_get_vtotal() - gfx_get_vsync_end() + 1l; - /* HORIZONTAL START */ - xstart = (unsigned long)x + hadjust; + /* HORIZONTAL START */ + xstart = (unsigned long) x + hadjust; - /* HORIZONTAL END */ - /* End positions in register are non-inclusive (one more than the actual end) */ + /* HORIZONTAL END */ + /* End positions in register are non-inclusive (one more than the actual end) */ - if ((x + w) < gfx_get_hactive()) - xend = (unsigned long)x + (unsigned long)w + hadjust; - else /* right clipping needed */ - xend = (unsigned long)gfx_get_hactive() + hadjust; + if ((x + w) < gfx_get_hactive()) + xend = (unsigned long) x + (unsigned long) w + hadjust; + else /* right clipping needed */ + xend = (unsigned long) gfx_get_hactive() + hadjust; - /* VERTICAL START */ + /* VERTICAL START */ - ystart = (unsigned long)y + vadjust; + ystart = (unsigned long) y + vadjust; - /* VERTICAL END */ + /* VERTICAL END */ - if ((y + h) < gfx_get_vactive()) - yend = (unsigned long)y + (unsigned long)h + vadjust; - else /* bottom clipping needed */ - yend = (unsigned long)gfx_get_vactive() + vadjust; + if ((y + h) < gfx_get_vactive()) + yend = (unsigned long) y + (unsigned long) h + vadjust; + else /* bottom clipping needed */ + yend = (unsigned long) gfx_get_vactive() + vadjust; - /* DISABLE REGISTER UPDATES */ + /* DISABLE REGISTER UPDATES */ - vcfg = READ_VID32(CS5530_VIDEO_CONFIG); - vcfg &= ~CS5530_VCFG_VID_REG_UPDATE; - WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); + vcfg = READ_VID32(CS5530_VIDEO_CONFIG); + vcfg &= ~CS5530_VCFG_VID_REG_UPDATE; + WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); - /* SET VIDEO POSITION */ + /* SET VIDEO POSITION */ - WRITE_VID32(CS5530_VIDEO_X_POS, (xend << 16) | xstart); - WRITE_VID32(CS5530_VIDEO_Y_POS, (yend << 16) | ystart); + WRITE_VID32(CS5530_VIDEO_X_POS, (xend << 16) | xstart); + WRITE_VID32(CS5530_VIDEO_Y_POS, (yend << 16) | ystart); - vcfg |= CS5530_VCFG_VID_REG_UPDATE; - WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); + vcfg |= CS5530_VCFG_VID_REG_UPDATE; + WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); - return (0); + return (0); } /*--------------------------------------------------------------------------- @@ -786,25 +782,25 @@ int gfx_set_video_left_crop(unsigned short x) #endif { - unsigned long vcfg, initread; + unsigned long vcfg, initread; - /* CLIPPING ON LEFT */ - /* Adjust initial read for scale, checking for divide by zero */ + /* CLIPPING ON LEFT */ + /* Adjust initial read for scale, checking for divide by zero */ - if (gfx_vid_dstw) - initread = (unsigned long)x *gfx_vid_srcw / gfx_vid_dstw; + if (gfx_vid_dstw) + initread = (unsigned long) x *gfx_vid_srcw / gfx_vid_dstw; - else - initread = 0; + else + initread = 0; - /* SET INITIAL READ ADDRESS AND ENABLE REGISTER UPDATES */ + /* SET INITIAL READ ADDRESS AND ENABLE REGISTER UPDATES */ - vcfg = READ_VID32(CS5530_VIDEO_CONFIG); - vcfg &= ~CS5530_VCFG_INIT_READ_MASK; - vcfg |= (initread << 15) & CS5530_VCFG_INIT_READ_MASK; - vcfg |= CS5530_VCFG_VID_REG_UPDATE; - WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); - return (0); + vcfg = READ_VID32(CS5530_VIDEO_CONFIG); + vcfg &= ~CS5530_VCFG_INIT_READ_MASK; + vcfg |= (initread << 15) & CS5530_VCFG_INIT_READ_MASK; + vcfg |= CS5530_VCFG_VID_REG_UPDATE; + WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); + return (0); } /*--------------------------------------------------------------------------- @@ -823,29 +819,28 @@ gfx_set_video_left_crop(unsigned short x) */ #if GFX_VIDEO_DYNAMIC int -cs5530_set_video_color_key(unsigned long key, unsigned long mask, - int graphics) +cs5530_set_video_color_key(unsigned long key, unsigned long mask, int graphics) #else int gfx_set_video_color_key(unsigned long key, unsigned long mask, int graphics) #endif { - unsigned long dcfg = 0; + unsigned long dcfg = 0; - /* SET CS5530 COLOR KEY VALUE */ + /* SET CS5530 COLOR KEY VALUE */ - WRITE_VID32(CS5530_VIDEO_COLOR_KEY, key); - WRITE_VID32(CS5530_VIDEO_COLOR_MASK, mask); + WRITE_VID32(CS5530_VIDEO_COLOR_KEY, key); + WRITE_VID32(CS5530_VIDEO_COLOR_MASK, mask); - /* SELECT GRAPHICS OR VIDEO DATA TO COMPARE TO THE COLOR KEY */ + /* SELECT GRAPHICS OR VIDEO DATA TO COMPARE TO THE COLOR KEY */ - dcfg = READ_VID32(CS5530_DISPLAY_CONFIG); - if (graphics & 0x01) - dcfg &= ~CS5530_DCFG_VG_CK; - else - dcfg |= CS5530_DCFG_VG_CK; - WRITE_VID32(CS5530_DISPLAY_CONFIG, dcfg); - return (0); + dcfg = READ_VID32(CS5530_DISPLAY_CONFIG); + if (graphics & 0x01) + dcfg &= ~CS5530_DCFG_VG_CK; + else + dcfg |= CS5530_DCFG_VG_CK; + WRITE_VID32(CS5530_DISPLAY_CONFIG, dcfg); + return (0); } /*--------------------------------------------------------------------------- @@ -862,19 +857,19 @@ int gfx_set_video_filter(int xfilter, int yfilter) #endif { - unsigned long vcfg = 0; + unsigned long vcfg = 0; - /* ENABLE OR DISABLE CS5530 VIDEO OVERLAY FILTERS */ + /* ENABLE OR DISABLE CS5530 VIDEO OVERLAY FILTERS */ - vcfg = READ_VID32(CS5530_VIDEO_CONFIG); - vcfg &= ~(CS5530_VCFG_X_FILTER_EN | CS5530_VCFG_Y_FILTER_EN); - if (xfilter) - vcfg |= CS5530_VCFG_X_FILTER_EN; - if (yfilter) - vcfg |= CS5530_VCFG_Y_FILTER_EN; - WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); + vcfg = READ_VID32(CS5530_VIDEO_CONFIG); + vcfg &= ~(CS5530_VCFG_X_FILTER_EN | CS5530_VCFG_Y_FILTER_EN); + if (xfilter) + vcfg |= CS5530_VCFG_X_FILTER_EN; + if (yfilter) + vcfg |= CS5530_VCFG_Y_FILTER_EN; + WRITE_VID32(CS5530_VIDEO_CONFIG, vcfg); - return (0); + return (0); } /*--------------------------------------------------------------------------- @@ -893,19 +888,19 @@ int gfx_set_video_palette(unsigned long *palette) #endif { - unsigned long i, entry; - - /* LOAD CS5530 VIDEO PALETTE */ - - WRITE_VID32(CS5530_PALETTE_ADDRESS, 0); - for (i = 0; i < 256; i++) { - if (palette) - entry = palette[i]; - else - entry = i | (i << 8) | (i << 16); - WRITE_VID32(CS5530_PALETTE_DATA, entry); - } - return (0); + unsigned long i, entry; + + /* LOAD CS5530 VIDEO PALETTE */ + + WRITE_VID32(CS5530_PALETTE_ADDRESS, 0); + for (i = 0; i < 256; i++) { + if (palette) + entry = palette[i]; + else + entry = i | (i << 8) | (i << 16); + WRITE_VID32(CS5530_PALETTE_DATA, entry); + } + return (0); } /*--------------------------------------------------------------------------- @@ -922,15 +917,15 @@ int gfx_set_video_palette_entry(unsigned long index, unsigned long palette) #endif { - if (index > 0xFF) - return GFX_STATUS_BAD_PARAMETER; + if (index > 0xFF) + return GFX_STATUS_BAD_PARAMETER; - /* SET A SINGLE ENTRY */ + /* SET A SINGLE ENTRY */ - WRITE_VID32(CS5530_PALETTE_ADDRESS, index); - WRITE_VID32(CS5530_PALETTE_DATA, palette); + WRITE_VID32(CS5530_PALETTE_ADDRESS, index); + WRITE_VID32(CS5530_PALETTE_DATA, palette); - return (0); + return (0); } #define CX55xx_VIDEO_PCI_44 0x80009444 @@ -950,20 +945,20 @@ int gfx_disable_softvga(void) #endif { - unsigned long reg_val; + unsigned long reg_val; - /* get the current value */ - reg_val = gfx_pci_config_read(CX55xx_VIDEO_PCI_44); - /* setting video PCI register 44 bit 0 to 1 disables SoftVga */ - reg_val |= 0x1; - gfx_pci_config_write(CX55xx_VIDEO_PCI_44, reg_val); + /* get the current value */ + reg_val = gfx_pci_config_read(CX55xx_VIDEO_PCI_44); + /* setting video PCI register 44 bit 0 to 1 disables SoftVga */ + reg_val |= 0x1; + gfx_pci_config_write(CX55xx_VIDEO_PCI_44, reg_val); - /* see if we set the bit and return the appropriate value */ - reg_val = gfx_pci_config_read(CX55xx_VIDEO_PCI_44); - if ((reg_val & 0x1) == 0x1) - return (1); - else - return (0); + /* see if we set the bit and return the appropriate value */ + reg_val = gfx_pci_config_read(CX55xx_VIDEO_PCI_44); + if ((reg_val & 0x1) == 0x1) + return (1); + else + return (0); } @@ -982,19 +977,19 @@ int gfx_enable_softvga(void) #endif { - unsigned long reg_val; + unsigned long reg_val; - /* get the current value */ - reg_val = gfx_pci_config_read(CX55xx_VIDEO_PCI_44); - /* clearing video PCI register 44 bit 0 enables SoftVga */ - gfx_pci_config_write(CX55xx_VIDEO_PCI_44, reg_val & 0xfffffffe); + /* get the current value */ + reg_val = gfx_pci_config_read(CX55xx_VIDEO_PCI_44); + /* clearing video PCI register 44 bit 0 enables SoftVga */ + gfx_pci_config_write(CX55xx_VIDEO_PCI_44, reg_val & 0xfffffffe); - /* see if we cleared the bit and return the appropriate value */ - reg_val = gfx_pci_config_read(CX55xx_VIDEO_PCI_44); - if ((reg_val & 0x1) == 0) - return (1); - else - return (0); + /* see if we cleared the bit and return the appropriate value */ + reg_val = gfx_pci_config_read(CX55xx_VIDEO_PCI_44); + if ((reg_val & 0x1) == 0) + return (1); + else + return (0); } @@ -1014,16 +1009,16 @@ unsigned long gfx_get_clock_frequency(void) #endif { - unsigned int index; - unsigned long value, mask; - - mask = 0x7FFFFEDC; - value = READ_VID32(CS5530_DOT_CLK_CONFIG) & mask; - for (index = 0; index < NUM_CS5530_FREQUENCIES; index++) { - if ((CS5530_PLLtable[index].pll_value & mask) == value) - return (CS5530_PLLtable[index].frequency); - } - return (0); + unsigned int index; + unsigned long value, mask; + + mask = 0x7FFFFEDC; + value = READ_VID32(CS5530_DOT_CLK_CONFIG) & mask; + for (index = 0; index < NUM_CS5530_FREQUENCIES; index++) { + if ((CS5530_PLLtable[index].pll_value & mask) == value) + return (CS5530_PLLtable[index].frequency); + } + return (0); } /*************************************************************/ @@ -1047,13 +1042,13 @@ int gfx_get_vsa2_softvga_enable(void) #endif { - unsigned long reg_val; + unsigned long reg_val; - reg_val = gfx_pci_config_read(CX55xx_VIDEO_PCI_44); - if ((reg_val & 0x1) == 0) - return (1); - else - return (0); + reg_val = gfx_pci_config_read(CX55xx_VIDEO_PCI_44); + if ((reg_val & 0x1) == 0) + return (1); + else + return (0); } @@ -1073,13 +1068,13 @@ int gfx_get_sync_polarities(void) #endif { - int polarities = 0; + int polarities = 0; - if (READ_VID32(CS5530_DISPLAY_CONFIG) & 0x00000100) - polarities |= 1; - if (READ_VID32(CS5530_DISPLAY_CONFIG) & 0x00000200) - polarities |= 2; - return (polarities); + if (READ_VID32(CS5530_DISPLAY_CONFIG) & 0x00000100) + polarities |= 1; + if (READ_VID32(CS5530_DISPLAY_CONFIG) & 0x00000200) + polarities |= 2; + return (polarities); } /*--------------------------------------------------------------------------- @@ -1096,15 +1091,15 @@ int gfx_get_video_palette_entry(unsigned long index, unsigned long *palette) #endif { - if (index > 0xFF) - return GFX_STATUS_BAD_PARAMETER; + if (index > 0xFF) + return GFX_STATUS_BAD_PARAMETER; - /* READ A SINGLE ENTRY */ + /* READ A SINGLE ENTRY */ - WRITE_VID32(CS5530_PALETTE_ADDRESS, index); - *palette = READ_VID32(CS5530_PALETTE_DATA); + WRITE_VID32(CS5530_PALETTE_ADDRESS, index); + *palette = READ_VID32(CS5530_PALETTE_DATA); - return (GFX_STATUS_OK); + return (GFX_STATUS_OK); } /*----------------------------------------------------------------------------- @@ -1122,9 +1117,9 @@ int gfx_get_video_enable(void) #endif { - if (READ_VID32(CS5530_VIDEO_CONFIG) & CS5530_VCFG_VID_EN) - return (1); - return (0); + if (READ_VID32(CS5530_VIDEO_CONFIG) & CS5530_VCFG_VID_EN) + return (1); + return (0); } /*----------------------------------------------------------------------------- @@ -1141,15 +1136,15 @@ int gfx_get_video_format(void) #endif { - unsigned long vcfg; + unsigned long vcfg; - vcfg = READ_VID32(CS5530_VIDEO_CONFIG); - if (vcfg & CS5530_VCFG_CSC_BYPASS) - return (VIDEO_FORMAT_RGB); - if (vcfg & CS5530_VCFG_4_2_0_MODE) - return (VIDEO_FORMAT_Y0Y1Y2Y3); + vcfg = READ_VID32(CS5530_VIDEO_CONFIG); + if (vcfg & CS5530_VCFG_CSC_BYPASS) + return (VIDEO_FORMAT_RGB); + if (vcfg & CS5530_VCFG_4_2_0_MODE) + return (VIDEO_FORMAT_Y0Y1Y2Y3); - return ((int)((vcfg >> 2) & 3)); + return ((int) ((vcfg >> 2) & 3)); } /*----------------------------------------------------------------------------- @@ -1167,21 +1162,21 @@ unsigned long gfx_get_video_src_size(void) #endif { - unsigned long width = 0, height = 0; + unsigned long width = 0, height = 0; - /* DETERMINE SOURCE WIDTH FROM THE CS5530 VIDEO LINE SIZE */ + /* DETERMINE SOURCE WIDTH FROM THE CS5530 VIDEO LINE SIZE */ - width = (READ_VID32(CS5530_VIDEO_CONFIG) >> 7) & 0x000001FE; - if (READ_VID32(CS5530_VIDEO_CONFIG) & CS5530_VCFG_LINE_SIZE_UPPER) - width += 512l; + width = (READ_VID32(CS5530_VIDEO_CONFIG) >> 7) & 0x000001FE; + if (READ_VID32(CS5530_VIDEO_CONFIG) & CS5530_VCFG_LINE_SIZE_UPPER) + width += 512l; - if (width) { - /* DETERMINE HEIGHT BY DIVIDING TOTAL SIZE BY WIDTH */ - /* Get total size from display controller - abtracted. */ + if (width) { + /* DETERMINE HEIGHT BY DIVIDING TOTAL SIZE BY WIDTH */ + /* Get total size from display controller - abtracted. */ - height = gfx_get_display_video_size() / (width << 1); - } - return ((height << 16) | width); + height = gfx_get_display_video_size() / (width << 1); + } + return ((height << 16) | width); } /*----------------------------------------------------------------------------- @@ -1199,14 +1194,14 @@ unsigned long gfx_get_video_line_size(void) #endif { - unsigned long width = 0; + unsigned long width = 0; - /* DETERMINE SOURCE WIDTH FROM THE CS5530 VIDEO LINE SIZE */ + /* DETERMINE SOURCE WIDTH FROM THE CS5530 VIDEO LINE SIZE */ - width = (READ_VID32(CS5530_VIDEO_CONFIG) >> 7) & 0x000001FE; - if (READ_VID32(CS5530_VIDEO_CONFIG) & CS5530_VCFG_LINE_SIZE_UPPER) - width += 512l; - return (width); + width = (READ_VID32(CS5530_VIDEO_CONFIG) >> 7) & 0x000001FE; + if (READ_VID32(CS5530_VIDEO_CONFIG) & CS5530_VCFG_LINE_SIZE_UPPER) + width += 512l; + return (width); } /*----------------------------------------------------------------------------- @@ -1224,12 +1219,12 @@ unsigned long gfx_get_video_xclip(void) #endif { - unsigned long clip = 0; + unsigned long clip = 0; - /* DETERMINE SOURCE WIDTH FROM THE CS5530 VIDEO LINE SIZE */ + /* DETERMINE SOURCE WIDTH FROM THE CS5530 VIDEO LINE SIZE */ - clip = (READ_VID32(CS5530_VIDEO_CONFIG) >> 14) & 0x000007FC; - return (clip); + clip = (READ_VID32(CS5530_VIDEO_CONFIG) >> 14) & 0x000007FC; + return (clip); } /*----------------------------------------------------------------------------- @@ -1246,7 +1241,7 @@ unsigned long gfx_get_video_offset(void) #endif { - return (gfx_get_display_video_offset()); + return (gfx_get_display_video_offset()); } /*--------------------------------------------------------------------------- @@ -1263,7 +1258,7 @@ unsigned long gfx_get_video_scale(void) #endif { - return (READ_VID32(CS5530_VIDEO_SCALE)); + return (READ_VID32(CS5530_VIDEO_SCALE)); } /*--------------------------------------------------------------------------- @@ -1282,13 +1277,13 @@ unsigned long gfx_get_video_dst_size(void) #endif { - unsigned long xsize, ysize; + unsigned long xsize, ysize; - xsize = READ_VID32(CS5530_VIDEO_X_POS); - xsize = ((xsize >> 16) & 0x7FF) - (xsize & 0x07FF); - ysize = READ_VID32(CS5530_VIDEO_Y_POS); - ysize = ((ysize >> 16) & 0x7FF) - (ysize & 0x07FF); - return ((ysize << 16) | xsize); + xsize = READ_VID32(CS5530_VIDEO_X_POS); + xsize = ((xsize >> 16) & 0x7FF) - (xsize & 0x07FF); + ysize = READ_VID32(CS5530_VIDEO_Y_POS); + ysize = ((ysize >> 16) & 0x7FF) - (ysize & 0x07FF); + return ((ysize << 16) | xsize); } /*--------------------------------------------------------------------------- @@ -1308,22 +1303,22 @@ unsigned long gfx_get_video_position(void) #endif { - unsigned long hadjust, vadjust; - unsigned long xpos, ypos; + unsigned long hadjust, vadjust; + unsigned long xpos, ypos; - /* READ HARDWARE POSITION */ + /* READ HARDWARE POSITION */ - xpos = READ_VID32(CS5530_VIDEO_X_POS) & 0x000007FF; - ypos = READ_VID32(CS5530_VIDEO_Y_POS) & 0x000007FF; + xpos = READ_VID32(CS5530_VIDEO_X_POS) & 0x000007FF; + ypos = READ_VID32(CS5530_VIDEO_Y_POS) & 0x000007FF; - /* GET ADJUSTMENT VALUES */ - /* Use routines to abstract version of display controller. */ + /* GET ADJUSTMENT VALUES */ + /* Use routines to abstract version of display controller. */ - hadjust = gfx_get_htotal() - gfx_get_hsync_end() - 13l; - vadjust = gfx_get_vtotal() - gfx_get_vsync_end() + 1l; - xpos -= hadjust; - ypos -= vadjust; - return ((ypos << 16) | (xpos & 0x0000FFFF)); + hadjust = gfx_get_htotal() - gfx_get_hsync_end() - 13l; + vadjust = gfx_get_vtotal() - gfx_get_vsync_end() + 1l; + xpos -= hadjust; + ypos -= vadjust; + return ((ypos << 16) | (xpos & 0x0000FFFF)); } /*--------------------------------------------------------------------------- @@ -1340,7 +1335,7 @@ unsigned long gfx_get_video_color_key(void) #endif { - return (READ_VID32(CS5530_VIDEO_COLOR_KEY)); + return (READ_VID32(CS5530_VIDEO_COLOR_KEY)); } /*--------------------------------------------------------------------------- @@ -1357,7 +1352,7 @@ unsigned long gfx_get_video_color_key_mask(void) #endif { - return (READ_VID32(CS5530_VIDEO_COLOR_MASK)); + return (READ_VID32(CS5530_VIDEO_COLOR_MASK)); } /*--------------------------------------------------------------------------- @@ -1374,9 +1369,9 @@ int gfx_get_video_color_key_src(void) #endif { - if (READ_VID32(CS5530_DISPLAY_CONFIG) & CS5530_DCFG_VG_CK) - return (0); - return (1); + if (READ_VID32(CS5530_DISPLAY_CONFIG) & CS5530_DCFG_VG_CK) + return (0); + return (1); } /*--------------------------------------------------------------------------- @@ -1393,13 +1388,13 @@ int gfx_get_video_filter(void) #endif { - int retval = 0; + int retval = 0; - if (READ_VID32(CS5530_VIDEO_CONFIG) & CS5530_VCFG_X_FILTER_EN) - retval |= 1; - if (READ_VID32(CS5530_VIDEO_CONFIG) & CS5530_VCFG_Y_FILTER_EN) - retval |= 2; - return (retval); + if (READ_VID32(CS5530_VIDEO_CONFIG) & CS5530_VCFG_X_FILTER_EN) + retval |= 1; + if (READ_VID32(CS5530_VIDEO_CONFIG) & CS5530_VCFG_Y_FILTER_EN) + retval |= 2; + return (retval); } /*--------------------------------------------------------------------------- @@ -1418,29 +1413,29 @@ unsigned long gfx_read_crc(void) #endif { - unsigned long crc = 0xFFFFFFFF; + unsigned long crc = 0xFFFFFFFF; - if (gfx_test_timing_active()) { - /* WAIT UNTIL ACTIVE DISPLAY */ + if (gfx_test_timing_active()) { + /* WAIT UNTIL ACTIVE DISPLAY */ - while (!gfx_test_vertical_active()) ; + while (!gfx_test_vertical_active()); - /* RESET CRC DURING ACTIVE DISPLAY */ + /* RESET CRC DURING ACTIVE DISPLAY */ - WRITE_VID32(CS5530_CRCSIG_TFT_TV, 0); - WRITE_VID32(CS5530_CRCSIG_TFT_TV, 1); + WRITE_VID32(CS5530_CRCSIG_TFT_TV, 0); + WRITE_VID32(CS5530_CRCSIG_TFT_TV, 1); - /* WAIT UNTIL NOT ACTIVE, THEN ACTIVE, NOT ACTIVE, THEN ACTIVE */ + /* WAIT UNTIL NOT ACTIVE, THEN ACTIVE, NOT ACTIVE, THEN ACTIVE */ - while (gfx_test_vertical_active()) ; - while (!gfx_test_vertical_active()) ; - while (gfx_test_vertical_active()) ; - while (!gfx_test_vertical_active()) ; - crc = READ_VID32(CS5530_CRCSIG_TFT_TV) >> 8; - } - return (crc); + while (gfx_test_vertical_active()); + while (!gfx_test_vertical_active()); + while (gfx_test_vertical_active()); + while (!gfx_test_vertical_active()); + crc = READ_VID32(CS5530_CRCSIG_TFT_TV) >> 8; + } + return (crc); } -#endif /* GFX_READ_ROUTINES */ +#endif /* GFX_READ_ROUTINES */ /* END OF FILE */ |