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coramvar.h revision 1.1 
      1 /* $NetBSD: coramvar.h,v 1.1 2011/08/04 14:43:55 jakllsch 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_CORAMVAR_H
     30 #define _DEV_PCI_CORAMVAR_H
     31 
     32 #include <sys/bus.h>
     33 #include <sys/mutex.h>
     34 #include <dev/pci/pcivar.h>
     35 #include <dev/pci/pcireg.h>
     36 #include <dev/i2c/i2cvar.h>
     37 
     38 #define KERNADDR(p)	((void *)((p)->addr))
     39 #define DMAADDR(p)	((p)->map->dm_segs[0].ds_addr)
     40 
     41 struct coram_sram_ch {
     42 	uint32_t	csc_cmds;
     43 	uint32_t	csc_iq;
     44 	uint32_t	csc_iqsz;
     45 	uint32_t	csc_cdt;
     46 	uint32_t	csc_cdtsz;
     47 	uint32_t	csc_fifo;
     48 	uint32_t	csc_fifosz;
     49 	uint32_t	csc_risc;
     50 	uint32_t	csc_riscsz;
     51 	uint32_t	csc_ptr1;
     52 	uint32_t	csc_ptr2;
     53 	uint32_t	csc_cnt1;
     54 	uint32_t	csc_cnt2;
     55 };
     56 
     57 struct coram_dma {
     58 	bus_dmamap_t		map;
     59 	void *			addr;
     60 	bus_dma_segment_t	segs[1];
     61 	int			nsegs;
     62 	size_t			size;
     63 	struct coram_dma *	next;
     64 };
     65 
     66 struct coram_softc {
     67 	device_t		sc_dev;
     68 	device_t		sc_dtvdev;
     69 
     70 	bus_space_tag_t		sc_memt;
     71 	bus_space_handle_t	sc_memh;
     72 	bus_size_t		sc_mems;
     73 	bus_dma_tag_t		sc_dmat;
     74 
     75 	void *			sc_ih;
     76 
     77 	struct coram_iic_softc {
     78 		struct coram_softc *	cic_sc;
     79 		bus_space_handle_t	cic_regh;
     80 		struct i2c_controller	cic_i2c;
     81 		kmutex_t		cic_busmutex;
     82 	} sc_iic[3];
     83 
     84 	struct coram_sram_ch	sc_vidc_sch;
     85 
     86 	struct coram_dma *	sc_dma;
     87 	struct coram_dma *	sc_tsbuf;
     88 
     89 	uint32_t *		sc_riscbuf;
     90 	uint32_t		sc_riscbufsz;
     91 
     92 	void			*sc_tuner;
     93 	void			*sc_demod;
     94 
     95 	pci_vendor_id_t		sc_vendor;
     96 	pci_product_id_t	sc_product;
     97 };
     98 
     99 #endif /* !_DEV_PCI_CORAMVAR_H */
    100