Home | History | Annotate | Line # | Download | only in dev
omrasopsvar.h revision 1.1.4.2 
      1 /* $NetBSD: omrasopsvar.h,v 1.1.4.2 2017/12/03 11:36:23 jdolecek Exp $ */
      2 /*
      3  * Copyright (c) 2013 Kenji Aoyama
      4  *
      5  * Permission to use, copy, modify, and distribute this software for any
      6  * purpose with or without fee is hereby granted, provided that the above
      7  * copyright notice and this permission notice appear in all copies.
      8  *
      9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     16  */
     17 
     18 /*
     19  * Base addresses of LUNA's frame buffer
     20  * XXX: We consider only 1bpp and 4bpp for now
     21  */
     22 
     23 #define OMFB_PLANEMASK	0xB1040000	/* BMSEL register */
     24 #define OMFB_FB_WADDR	0xB1080008	/* common plane */
     25 #define OMFB_FB_RADDR	0xB10C0008	/* plane #0 */
     26 #define OMFB_ROPFUNC	0xB12C0000	/* common ROP function */
     27 
     28 /*
     29  * Helper macros
     30  */
     31 #define W(addr)  ((uint32_t *)(addr))
     32 #define R(addr)  ((uint32_t *)((uint8_t *)(addr) +  0x40000))
     33 #define P0(addr) ((uint32_t *)((uint8_t *)(addr) +  0x40000))
     34 #define P1(addr) ((uint32_t *)((uint8_t *)(addr) +  0x80000))
     35 #define P2(addr) ((uint32_t *)((uint8_t *)(addr) +  0xC0000))
     36 #define P3(addr) ((uint32_t *)((uint8_t *)(addr) + 0x100000))
     37 
     38 /*
     39  * ROP function
     40  *
     41  * LUNA's frame buffer uses Hitach HM53462 video RAM, which has raster
     42  * (logic) operation, or ROP, function.  To use ROP function on LUNA, write
     43  * a 32bit `mask' value to the specified address corresponding to each ROP
     44  * logic.
     45  *
     46  * D: the data writing to the video RAM
     47  * M: the data already stored on the video RAM
     48  */
     49 
     50 /* operation		index	the video RAM contents will be */
     51 #define ROP_ZERO	 0	/* all 0	*/
     52 #define ROP_AND1	 1	/* D & M	*/
     53 #define ROP_AND2	 2	/* ~D & M	*/
     54 /* Not used on LUNA	 3			*/
     55 #define ROP_AND3	 4	/* D & ~M	*/
     56 #define ROP_THROUGH	 5	/* D		*/
     57 #define ROP_EOR		 6	/* (~D & M) | (D & ~M)	*/
     58 #define ROP_OR1		 7	/* D | M	*/
     59 #define ROP_NOR		 8	/* ~D | ~M	*/
     60 #define ROP_ENOR	 9	/* (D & M) | (~D & ~M)	*/
     61 #define ROP_INV1	10	/* ~D		*/
     62 #define ROP_OR2		11	/* ~D | M	*/
     63 #define ROP_INV2	12	/* ~M		*/
     64 #define ROP_OR3		13	/* D | ~M	*/
     65 #define ROP_NAND	14	/* ~D | ~M	*/
     66 #define ROP_ONE		15	/* all 1	*/
     67 
     68 int omrasops1_init(struct rasops_info *, int, int);
     69 int omrasops4_init(struct rasops_info *, int, int);
     70