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      1 /*
      2  * Redistribution and use in source and binary forms, with or without
      3  * modification, are permitted provided that the following conditions
      4  * are met:
      5  * 1. Redistributions of source code must retain the above copyright
      6  *    notice, this list of conditions and the following disclaimer.
      7  * 2. Redistributions in binary form must reproduce the above copyright
      8  *    notice, this list of conditions and the following disclaimer in the
      9  *    documentation and/or other materials provided with the distribution.
     10  *
     11  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     12  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     13  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     14  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     15  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     16  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     17  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     18  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     19  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     20  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     21  */
     22 
     23 #include <sys/cdefs.h>
     24 __KERNEL_RCSID(0, "$NetBSD: platinumfbreg.h,v 1.3 2020/04/16 23:29:52 rin Exp $");
     25 
     26 #ifndef PLATINUMFBREG_H
     27 #define PLATINUMFBREG_H
     28 
     29 /*
     30  * platinum register address offsets.
     31  * registers are each 32 bits with 12*8bits of padding,
     32  * 128 registers total
     33  */
     34 #define PLATINUM_REG_OFFSET_ADDR(x) (x * 0x10)
     35 #define PLATINUM_REG_COUNT          128
     36 
     37 /*
     38  * colormap register addresses.
     39  * registers are each 8 bits with 15*8 bits of padding
     40  */
     41 #define PLATINUM_CMAP_BASE_ADDR   0xf301b000 /* XXX not in ofw ? */
     42 #define PLATINUM_CMAP_ADDR_OFFSET 0x00000000
     43 #define PLATINUM_CMAP_D1_OFFSET   0x00000010
     44 #define PLATINUM_CMAP_D2_OFFSET   0x00000020
     45 #define PLATINUM_CMAP_LUT_OFFSET  0x00000030
     46 #define PLATINUM_CMAP_SIZE        0x1000     /* XXX ofw says 0x800? */
     47 
     48 /* framebuffer */
     49 #define PLATINUM_FB_BANK_SIZE 0x100000
     50 #define PLATINUM_FB_MIN_SIZE (1 * PLATINUM_FB_BANK_SIZE)
     51 #define PLATINUM_FB_MAX_SIZE (4 * PLATINUM_FB_BANK_SIZE)
     52 
     53 /* depth/colormodes */
     54 #define PLATINUM_CMODE_8  0
     55 #define PLATINUM_CMODE_16 1
     56 #define PLATINUM_CMODE_32 2
     57 
     58 /* DACula types */
     59 #define PLATINUM_DAC_0 0x84
     60 #define PLATINUM_DAC_1 0x3c
     61 
     62 #endif /* PLATINUMFBREG_H */
     63