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Annotation of prex/dev/arm/gba/lcd.h, Revision 1.1.1.1

1.1       nbrk        1: /*-
                      2:  * Copyright (c) 2005, Kohsuke Ohtani
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms, with or without
                      6:  * modification, are permitted provided that the following conditions
                      7:  * are met:
                      8:  * 1. Redistributions of source code must retain the above copyright
                      9:  *    notice, this list of conditions and the following disclaimer.
                     10:  * 2. Redistributions in binary form must reproduce the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer in the
                     12:  *    documentation and/or other materials provided with the distribution.
                     13:  * 3. Neither the name of the author nor the names of any co-contributors
                     14:  *    may be used to endorse or promote products derived from this software
                     15:  *    without specific prior written permission.
                     16:  *
                     17:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
                     18:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     19:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     20:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
                     21:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     22:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     23:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     24:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     25:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     26:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     27:  * SUCH DAMAGE.
                     28:  */
                     29:
                     30: /*
                     31:  * lcd.h - GBA LCD definition
                     32:  */
                     33:
                     34: /**
                     35:  * Memo: Map/Tile Location
                     36:  *
                     37:  *  BG1 ... Keyboard1 (normal)
                     38:  *  BG2 ... Keyboard2 (shifted)
                     39:  *  BG3 ... Text
                     40:  *
                     41:  *  +------------+ 6010000
                     42:  *  |            |
                     43:  *  |            |
                     44:  *  |            |
                     45:  *  |            |
                     46:  *  |            |
                     47:  *  +------------+ 600C000
                     48:  *  |  BG2 MAP   |
                     49:  *  +------------+ 600A000
                     50:  *  |  BG1 MAP   |
                     51:  *  +------------+ 6009000
                     52:  *  |  BG3 MAP   |
                     53:  *  +------------+ 6008000
                     54:  *  |   Tile 2   |
                     55:  *  |(KBD2)      |
                     56:  *  |- - - - - - | 6006000
                     57:  *  |            |
                     58:  *  |(KBD1)      |
                     59:  *  +------------+ 6004000
                     60:  *  |   Tile 1   |
                     61:  *  |            |
                     62:  *  |            |
                     63:  *  |            |
                     64:  *  |(Font)      |
                     65:  *  +------------+ 6000000
                     66:  */
                     67:
                     68: #define VSCR_COLS      32
                     69: #define SCR_COLS       30
                     70: #define SCR_ROWS       20
                     71:
                     72: /* Registers for keypad control */
                     73: #define REG_DISPCNT    (*(volatile uint16_t *)0x4000000)
                     74: #define REG_BG0CNT     (*(volatile uint16_t *)0x4000008)
                     75: #define REG_BG1CNT     (*(volatile uint16_t *)0x400000A)
                     76: #define REG_BG2CNT     (*(volatile uint16_t *)0x400000C)
                     77: #define REG_BG3CNT     (*(volatile uint16_t *)0x400000E)
                     78:
                     79: #define BG_PALETTE     (uint16_t *)0x5000000
                     80:
                     81: #define CONSOLE_TILE   (uint16_t *)0x6000000
                     82: #define CONSOLE_MAP    (uint16_t *)0x6008000
                     83:
                     84: #define KBD1_TILE      (uint16_t *)0x6004000
                     85: #define KBD2_TILE      (uint16_t *)0x6006000
                     86: #define KBD1_MAP       (uint16_t *)0x6009000
                     87: #define KBD2_MAP       (uint16_t *)0x600A000
                     88:
                     89: #define OAM            (uint16_t *)0x7000000
                     90: #define SPL_PALETTE    (uint16_t *)0x5000200
                     91: #define CURSOR_DATA    (uint16_t *)0x6010000
                     92:
                     93:
                     94: #define        RGB(r, g, b)    (((b) << 10) + ((g) << 5) + (r))