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248 lines
11 KiB
C
248 lines
11 KiB
C
/*
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* Copyright (c) 1995 Mark Tinguely and Jim Lowe
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Mark Tinguely and Jim Lowe
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef PCI_LATENCY_TIMER
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#define PCI_LATENCY_TIMER 0x0c /* pci timer register */
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#endif
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/*
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* Definitions for the Philips SAA7116 digital video to pci interface.
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*/
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#define SAA7116_PHILIPS_ID 0x12238086ul
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#define SAA7116_I2C_WRITE 0x00
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#define SAA7116_I2C_READ 0x01
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#define SAA7116_IIC_NEW_CYCLE 0x1000000L
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#define SAA7116_IIC_DIRECT_TRANSFER_ABORTED 0x0000200L
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typedef volatile u_int mreg_t;
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struct saa7116_regs {
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mreg_t dma1e; /* Base address for even field dma chn 1 */
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mreg_t dma2e; /* Base address for even field dma chn 2 */
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mreg_t dma3e; /* Base address for even field dma chn 3 */
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mreg_t dma1o; /* Base address for odd field dma chn 1 */
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mreg_t dma2o; /* Base address for odd field dma chn 2 */
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mreg_t dma3o; /* Base address for odd field dma chn 3 */
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mreg_t stride1e; /* Address stride for even field dma chn 1 */
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mreg_t stride2e; /* Address stride for even field dma chn 2 */
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mreg_t stride3e; /* Address stride for even field dma chn 3 */
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mreg_t stride1o; /* Address stride for odd field dma chn 1 */
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mreg_t stride2o; /* Address stride for odd field dma chn 2 */
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mreg_t stride3o; /* Address stride for odd field dma chn 3 */
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mreg_t routee; /* Route/mode even */
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mreg_t routeo; /* Route/mode odd */
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mreg_t fifo_t; /* FIFO trigger for PCI int */
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mreg_t field_t; /* Field toggle */
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mreg_t cap_cntl; /* Capture control */
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mreg_t retry_wait_cnt; /* Clks for master to wait after disconnect */
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mreg_t irq_stat; /* IRQ mask and status reg */
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mreg_t fme; /* Field Mask even */
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mreg_t fmo; /* Field mask odd */
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mreg_t fml; /* Field mask length */
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mreg_t fifo_t_err; /* FIFO almost empty/almost full ptrs */
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mreg_t i2c_phase; /* i2c phase register */
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mreg_t i2c_read; /* i2c read register */
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mreg_t i2c_write; /* i2c write register */
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mreg_t i2c_auto_a_e; /* i2c auto register a, even */
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mreg_t i2c_auto_b_e; /* i2c auto register b, even */
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mreg_t i2c_auto_c_e; /* i2c auto register c, even */
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mreg_t i2c_auto_d_e; /* i2c auto register d, even */
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mreg_t i2c_auto_a_o; /* i2c auto register a, odd */
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mreg_t i2c_auto_b_o; /* i2c auto register b, odd */
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mreg_t i2c_auto_c_o; /* i2c auto register c, odd */
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mreg_t i2c_auto_d_o; /* i2c auto register d, odd */
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mreg_t i2c_auto_enable;/* enable above auto registers */
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mreg_t dma_end_e; /* DMA end even (range) */
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mreg_t dma_end_o; /* DMA end odd (range) */
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};
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/*
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* Definitions for the Philips SAA7196 digital video decoder,
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* scalar, and clock generator circuit (DESCpro).
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*/
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#define NUM_SAA7196_I2C_REGS 49
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#define SAA7196_I2C_ADDR 0x40
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#define SAA7196_WRITE(mtr, reg, data) \
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i2c_write(mtr, SAA7196_I2C_ADDR, SAA7116_I2C_WRITE, reg, data), \
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mtr->saa7196_i2c[reg] = data
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#define SAA7196_REG(mtr, reg) mtr->saa7196_i2c[reg]
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#define SAA7196_READ(mtr) \
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i2c_write(mtr, SAA7196_I2C_ADDR, SAA7116_I2C_READ, 0x0, 0x0)
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#define SAA7196_IDEL 0x00 /* Increment delay */
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#define SAA7196_HSB5 0x01 /* H-sync begin; 50 hz */
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#define SAA7196_HSS5 0x02 /* H-sync stop; 50 hz */
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#define SAA7196_HCB5 0x03 /* H-clamp begin; 50 hz */
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#define SAA7196_HCS5 0x04 /* H-clamp stop; 50 hz */
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#define SAA7196_HSP5 0x05 /* H-sync after PHI1; 50 hz */
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#define SAA7196_LUMC 0x06 /* Luminance control */
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#define SAA7196_HUEC 0x07 /* Hue control */
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#define SAA7196_CKTQ 0x08 /* Colour Killer Threshold QAM (PAL, NTSC) */
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#define SAA7196_CKTS 0x09 /* Colour Killer Threshold SECAM */
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#define SAA7196_PALS 0x0a /* PAL switch sensitivity */
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#define SAA7196_SECAMS 0x0b /* SECAM switch sensitivity */
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#define SAA7196_CGAINC 0x0c /* Chroma gain control */
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#define SAA7196_STDC 0x0d /* Standard/Mode control */
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#define SAA7196_IOCC 0x0e /* I/O and Clock Control */
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#define SAA7196_CTRL1 0x0f /* Control #1 */
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#define SAA7196_CTRL2 0x10 /* Control #2 */
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#define SAA7196_CGAINR 0x11 /* Chroma Gain Reference */
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#define SAA7196_CSAT 0x12 /* Chroma Saturation */
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#define SAA7196_CONT 0x13 /* Luminance Contrast */
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#define SAA7196_HSB6 0x14 /* H-sync begin; 60 hz */
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#define SAA7196_HSS6 0x15 /* H-sync stop; 60 hz */
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#define SAA7196_HCB6 0x16 /* H-clamp begin; 60 hz */
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#define SAA7196_HCS6 0x17 /* H-clamp stop; 60 hz */
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#define SAA7196_HSP6 0x18 /* H-sync after PHI1; 60 hz */
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#define SAA7196_BRIG 0x19 /* Luminance Brightness */
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#define SAA7196_FMTS 0x20 /* Formats and sequence */
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#define SAA7196_OUTPIX 0x21 /* Output data pixel/line */
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#define SAA7196_INPIX 0x22 /* Input data pixel/line */
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#define SAA7196_HWS 0x23 /* Horiz. window start */
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#define SAA7196_HFILT 0x24 /* Horiz. filter */
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#define SAA7196_OUTLINE 0x25 /* Output data lines/field */
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#define SAA7196_INLINE 0x26 /* Input data lines/field */
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#define SAA7196_VWS 0x27 /* Vertical window start */
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#define SAA7196_VYP 0x28 /* AFS/vertical Y processing */
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#define SAA7196_VBS 0x29 /* Vertical Bypass start */
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#define SAA7196_VBCNT 0x2a /* Vertical Bypass count */
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#define SAA7196_VBP 0x2b /* veritcal Bypass Polarity */
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#define SAA7196_VLOW 0x2c /* Colour-keying lower V limit */
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#define SAA7196_VHIGH 0x2d /* Colour-keying upper V limit */
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#define SAA7196_ULOW 0x2e /* Colour-keying lower U limit */
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#define SAA7196_UHIGH 0x2f /* Colour-keying upper U limit */
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#define SAA7196_DPATH 0x30 /* Data path setting */
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/*
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* Defines for the PCF8574.
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*/
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#define NUM_PCF8574_I2C_REGS 2
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#define PCF8574_CTRL_I2C_ADDR 0x70
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#define PCF8574_DATA_I2C_ADDR 0x72
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#define PCF8574_CTRL_WRITE(mtr, data) \
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i2c_write(mtr, PCF8574_CTRL_I2C_ADDR, SAA7116_I2C_WRITE, data, data), \
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mtr->pcf_i2c[0] = data
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#define PCF8574_DATA_WRITE(mtr, data) \
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i2c_write(mtr, PCF8574_DATA_I2C_ADDR, SAA7116_I2C_WRITE, data, data), \
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mtr->pcf_i2c[1] = data
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#define PCF8574_CTRL_REG(mtr) mtr->pcf_i2c[0]
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#define PCF8574_DATA_REG(mtr) mtr->pcf_i2c[1]
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/*
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* Defines for the BT254.
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*/
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#define NUM_BT254_REGS 7
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#define BT254_COMMAND 0
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#define BT254_IOUT1 1
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#define BT254_IOUT2 2
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#define BT254_IOUT3 3
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#define BT254_IOUT4 4
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#define BT254_IOUT5 5
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#define BT254_IOUT6 6
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/*
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* Meteor info structure, one per meteor card installed.
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*/
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typedef struct meteor_softc {
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struct saa7116_regs *base; /* saa7116 register virtual address */
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vm_offset_t phys_base; /* saa7116 register physical address */
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pcici_t tag; /* PCI tag, for doing PCI commands */
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vm_offset_t bigbuf; /* buffer that holds the captured image */
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int alloc_pages; /* number of pages in bigbuf */
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struct proc *proc; /* process to receive raised signal */
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int signal; /* signal to send to process */
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#define METEOR_SIG_MODE_MASK 0xffff0000
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#define METEOR_SIG_FIELD_MODE 0x00010000
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#define METEOR_SIG_FRAME_MODE 0x00000000
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struct meteor_mem *mem; /* used to control sync. multi-frame output */
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u_long synch_wait; /* wait for free buffer before continuing */
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short current; /* frame number in buffer (1-frames) */
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short rows; /* number of rows in a frame */
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short cols; /* number of columns in a frame */
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short depth; /* number of byte per pixel */
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short frames; /* number of frames allocated */
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int frame_size; /* number of bytes in a frame */
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u_long fifo_errors; /* number of fifo capture errors since open */
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u_long dma_errors; /* number of DMA capture errors since open */
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u_long frames_captured;/* number of frames captured since open */
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u_long even_fields_captured; /* number of even fields captured */
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u_long odd_fields_captured; /* number of odd fields captured */
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u_long range_enable; /* enable range checking ?? */
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unsigned flags;
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#define METEOR_INITALIZED 0x00000001
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#define METEOR_OPEN 0x00000002
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#define METEOR_MMAP 0x00000004
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#define METEOR_INTR 0x00000008
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#define METEOR_READ 0x00000010 /* XXX never gets referenced */
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#define METEOR_SINGLE 0x00000020 /* get single frame */
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#define METEOR_CONTIN 0x00000040 /* continuously get frames */
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#define METEOR_SYNCAP 0x00000080 /* synchronously get frames */
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#define METEOR_CAP_MASK 0x000000f0
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#define METEOR_NTSC 0x00000100
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#define METEOR_PAL 0x00000200
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#define METEOR_SECAM 0x00000400
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#define METEOR_AUTOMODE 0x00000800
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#define METEOR_FORM_MASK 0x00000f00
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#define METEOR_DEV0 0x00001000
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#define METEOR_DEV1 0x00002000
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#define METEOR_DEV2 0x00004000
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#define METEOR_DEV3 0x00008000
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#define METEOR_DEV_SVIDEO 0x00006000
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#define METEOR_DEV_RGB 0x0000a000
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#define METEOR_DEV_MASK 0x0000f000
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#define METEOR_RGB16 0x00010000
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#define METEOR_RGB24 0x00020000
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#define METEOR_YUV_PACKED 0x00040000
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#define METEOR_YUV_PLANAR 0x00080000
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#define METEOR_WANT_EVEN 0x00100000 /* want even frame */
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#define METEOR_WANT_ODD 0x00200000 /* want odd frame */
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#define METEOR_WANT_MASK 0x00300000
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#define METEOR_ONLY_EVEN_FIELDS 0x01000000
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#define METEOR_ONLY_ODD_FIELDS 0x02000000
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#define METEOR_ONLY_FIELDS_MASK 0x03000000
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#define METEOR_YUV_422 0x04000000
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#define METEOR_OUTPUT_FMT_MASK 0x040f0000
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#define METEOR_WANT_TS 0x08000000 /* time-stamp a frame */
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#define METEOR_RGB 0x20000000 /* meteor rgb unit */
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#define METEOR_FIELD_MODE 0x80000000
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u_char saa7196_i2c[NUM_SAA7196_I2C_REGS]; /* saa7196 register values */
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u_char pcf_i2c[NUM_PCF8574_I2C_REGS]; /* PCF8574 register values */
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u_char bt254_reg[NUM_BT254_REGS]; /* BT254 register values */
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u_short fps; /* frames per second */
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#ifdef DEVFS
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void *devfs_token;
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#endif
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#ifdef METEOR_TEST_VIDEO
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struct meteor_video video;
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#endif
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} meteor_reg_t;
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