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cxdtvvar.h revision 1.2 
      1 /* $NetBSD: cxdtvvar.h,v 1.2 2011/07/15 00:21:26 jmcneill Exp $ */
      2 
      3 /*
      4  * Copyright (c) 2008, 2011 Jonathan A. Kollasch
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
     20  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     21  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     22  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     23  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     25  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     26  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _DEV_PCI_CXDTVVAR_H
     30 #define _DEV_PCI_CXDTVVAR_H
     31 
     32 #include <dev/pci/pcivar.h>
     33 #include <dev/pci/pcireg.h>
     34 #include <dev/pci/cxdtv_boards.h>
     35 
     36 #define CXDTV_MAX_FRONTENDS	4
     37 
     38 #define KERNADDR(p)	((void *)((p)->addr))
     39 #define	DMAADDR(p)	((p)->map->dm_segs[0].ds_addr)
     40 
     41 #define CXDTV_DEBUG
     42 
     43 #ifdef CXDTV_DEBUG
     44 #define CX_DPRINTF(x)   if (cxdtv_mpeg_debug) printf x
     45 static int cxdtv_mpeg_debug = 0;
     46 #else
     47 #define CX_DPRINTF(x)
     48 #endif
     49 
     50 struct cxdtv_sram_ch {
     51 	uint32_t		csc_cmds;
     52 	uint32_t		csc_iq;
     53 	uint32_t		csc_iqsz;
     54 	uint32_t		csc_cdt;
     55 	uint32_t		csc_cdtsz;
     56 	uint32_t		csc_fifo;
     57 	uint32_t		csc_fifosz;
     58 	uint32_t		csc_risc;
     59 	uint32_t		csc_riscsz;
     60 	uint32_t		csc_ptr1;
     61 	uint32_t		csc_ptr2;
     62 	uint32_t		csc_cnt1;
     63 	uint32_t		csc_cnt2;
     64 };
     65 
     66 struct cxdtv_dma {
     67 	bus_dmamap_t		map;
     68 	void *			addr;
     69 	bus_dma_segment_t	segs[1];
     70 	int			nsegs;
     71 	size_t			size;
     72 	struct cxdtv_dma *	next;
     73 };
     74 
     75 struct cxdtv_softc {
     76 	device_t		sc_dev;
     77 	device_t		sc_dtvdev;
     78 
     79 	pci_chipset_tag_t	sc_pc;
     80 
     81 	bus_space_tag_t		sc_memt;
     82 	bus_space_handle_t	sc_memh;
     83 	bus_size_t		sc_mems;
     84 	bus_dma_tag_t		sc_dmat;
     85 
     86 	void *			sc_ih;
     87 
     88 	struct i2c_controller	sc_i2c;
     89 	kmutex_t		sc_i2c_buslock;
     90 
     91 	kmutex_t		sc_delaylock;
     92 	kcondvar_t		sc_delaycv;
     93 
     94 	struct cxdtv_sram_ch	sc_mpeg_sch;
     95 
     96 	struct cxdtv_dma *	sc_dma;
     97 	struct cxdtv_dma *	sc_tsbuf;
     98 
     99 	uint32_t *		sc_riscbuf;
    100 	uint32_t		sc_riscbufsz;
    101 
    102 	void			*sc_tuner;
    103 	void 			*sc_demod;
    104 
    105 	const struct cxdtv_board *sc_board;
    106 	pci_vendor_id_t		sc_vendor;
    107 	pci_product_id_t	sc_product;
    108 };
    109 
    110 #endif /* !_DEV_PCI_CXDTVVAR_H */
    111