src/include/sh4_dmacreg.h

#ifndef SH4_DMACREG_H
#define SH4_DMACREG_H

/*
 *  Copyright (C) 2006-2007  Anders Gavare.  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *
 *  1. Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright  
 *     notice, this list of conditions and the following disclaimer in the 
 *     documentation and/or other materials provided with the distribution.
 *  3. The name of the author may not be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 *  ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE   
 *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 *  SUCH DAMAGE.
 *
 *
 *  $Id: sh4_dmacreg.h,v 1.2 2006/12/30 13:31:01 debug Exp $
 *
 *  SH4 DMAC (DMA Controller) registers, as listed in the SH-7750 manual.
 */

#define N_SH4_DMA_CHANNELS      4

#define SH4_SAR0        0xffa00000      /*  Source Address Register  */
#define SH4_DAR0        0xffa00004      /*  Destination Address Register  */
#define SH4_DMATCR0     0xffa00008      /*  Transfer Count Register  */
#define SH4_CHCR0       0xffa0000c      /*  Channel Control Register  */

#define SH4_SAR1        0xffa00010
#define SH4_DAR1        0xffa00014
#define SH4_DMATCR1     0xffa00018
#define SH4_CHCR1       0xffa0001c

#define SH4_SAR2        0xffa00020
#define SH4_DAR2        0xffa00024
#define SH4_DMATCR2     0xffa00028
#define SH4_CHCR2       0xffa0002c

#define SH4_SAR3        0xffa00030
#define SH4_DAR3        0xffa00034
#define SH4_DMATCR3     0xffa00038
#define SH4_CHCR3       0xffa0003c


/*
 *  Channel Control Register bit definitions:
 */

/*  Source Address Space Attribute Specification:  */
/*  (Only valid for PCMCIA access, in areas 5 and 6.)  */
#define CHCR_SSA_MASK   0xe0000000
#define     CHCR_SSA_RESERVED                           (0 << 29)
#define     CHCR_SSA_DYNAMIC_BUS_SIZING                 (1 << 29)
#define     CHCR_SSA_8BIT_IO_SPACE                      (2 << 29)
#define     CHCR_SSA_16BIT_IO_SPACE                     (3 << 29)
#define     CHCR_SSA_8BIT_COMMON_MEMORY_SPACE           (4 << 29)
#define     CHCR_SSA_16BIT_COMMON_MEMORY_SPACE          (5 << 29)
#define     CHCR_SSA_8BIT_ATTRIBUTE_MEMORY_SPACE        (6 << 29)
#define     CHCR_SSA_16BIT_ATTRIBUTE_MEMORY_SPACE       (7 << 29)
#define CHCR_STC        0x10000000
#define CHCR_DSA_MASK   0x0e000000
#define CHCR_DTC        0x01000000
#define CHCR_DS         0x00080000
#define CHCR_RL         0x00040000
#define CHCR_AM         0x00020000
#define CHCR_AL         0x00010000
#define CHCR_DM         0x0000c000
#define CHCR_SM         0x00003000
#define CHCR_RS         0x00000f00
#define CHCR_TM         0x00000080
#define CHCR_TS         0x00000070
#define CHCR_IE         0x00000004
#define CHCR_TE         0x00000002
#define CHCR_TD         0x00000001

#define SH4_DMAOR       0xffa00040      /*  DMA operation register  */

#endif  /*  SH4_DMACREG_H  */
1	#ifndef SH4_DMACREG_H
2	#define SH4_DMACREG_H
3
4	/*
5	* Copyright (C) 2006-2007 Anders Gavare. 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 are met:
9	*
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	* 3. The name of the author may not be used to endorse or promote products
16	* derived from this software without specific prior written permission.
17	*
18	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21	* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28	* SUCH DAMAGE.
29	*
30	*
31	* $Id: sh4_dmacreg.h,v 1.2 2006/12/30 13:31:01 debug Exp $
32	*
33	* SH4 DMAC (DMA Controller) registers, as listed in the SH-7750 manual.
34	*/
35
36	#define N_SH4_DMA_CHANNELS 4
37
38	#define SH4_SAR0 0xffa00000 /* Source Address Register */
39	#define SH4_DAR0 0xffa00004 /* Destination Address Register */
40	#define SH4_DMATCR0 0xffa00008 /* Transfer Count Register */
41	#define SH4_CHCR0 0xffa0000c /* Channel Control Register */
42
43	#define SH4_SAR1 0xffa00010
44	#define SH4_DAR1 0xffa00014
45	#define SH4_DMATCR1 0xffa00018
46	#define SH4_CHCR1 0xffa0001c
47
48	#define SH4_SAR2 0xffa00020
49	#define SH4_DAR2 0xffa00024
50	#define SH4_DMATCR2 0xffa00028
51	#define SH4_CHCR2 0xffa0002c
52
53	#define SH4_SAR3 0xffa00030
54	#define SH4_DAR3 0xffa00034
55	#define SH4_DMATCR3 0xffa00038
56	#define SH4_CHCR3 0xffa0003c
57
58
59	/*
60	* Channel Control Register bit definitions:
61	*/
62
63	/* Source Address Space Attribute Specification: */
64	/* (Only valid for PCMCIA access, in areas 5 and 6.) */
65	#define CHCR_SSA_MASK 0xe0000000
66	#define CHCR_SSA_RESERVED (0 << 29)
67	#define CHCR_SSA_DYNAMIC_BUS_SIZING (1 << 29)
68	#define CHCR_SSA_8BIT_IO_SPACE (2 << 29)
69	#define CHCR_SSA_16BIT_IO_SPACE (3 << 29)
70	#define CHCR_SSA_8BIT_COMMON_MEMORY_SPACE (4 << 29)
71	#define CHCR_SSA_16BIT_COMMON_MEMORY_SPACE (5 << 29)
72	#define CHCR_SSA_8BIT_ATTRIBUTE_MEMORY_SPACE (6 << 29)
73	#define CHCR_SSA_16BIT_ATTRIBUTE_MEMORY_SPACE (7 << 29)
74	#define CHCR_STC 0x10000000
75	#define CHCR_DSA_MASK 0x0e000000
76	#define CHCR_DTC 0x01000000
77	#define CHCR_DS 0x00080000
78	#define CHCR_RL 0x00040000
79	#define CHCR_AM 0x00020000
80	#define CHCR_AL 0x00010000
81	#define CHCR_DM 0x0000c000
82	#define CHCR_SM 0x00003000
83	#define CHCR_RS 0x00000f00
84	#define CHCR_TM 0x00000080
85	#define CHCR_TS 0x00000070
86	#define CHCR_IE 0x00000004
87	#define CHCR_TE 0x00000002
88	#define CHCR_TD 0x00000001
89
90	#define SH4_DMAOR 0xffa00040 /* DMA operation register */
91
92	#endif /* SH4_DMACREG_H */