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authorJoel Sherrill <joel.sherrill@OARcorp.com>2005-07-06 18:46:04 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2005-07-06 18:46:04 +0000
commit3c7ed6b8cd505f696c9c2b6d90723094f334b348 (patch)
tree30da596d32865c2d042ece5735d16baeade7d17d /c/src/lib/libbsp/arm/gba/include/gba.h
parente9b4f29a409d9dc192a85dbbe693aeb1fa87e43b (diff)
downloadrtems-3c7ed6b8cd505f696c9c2b6d90723094f334b348.tar.bz2
2005-07-06 Markku Puro <markku.puro@kopteri.net>
* .cvsignore, ChangeLog, Makefile.am, README, bsp_specs, configure.ac, clock/clockdrv.c, console/conio.c, console/console.c, console/defaultfont.c, include/arm_mode_bits.h, include/asm_macros.h, include/bsp.h, include/bspopts.h.in, include/conio.h, include/gba.h, include/gba_registers.h, include/tm27.h, irq/bsp_irq_asm.S, irq/bsp_irq_init.c, irq/irq.c, irq/irq.h, irq/irq_asm.S, irq/irq_init.c, start/logo.S, start/start.S, startup/bspstart.c, startup/cpu.c, startup/cpu_asm.S, startup/exit.c, startup/linkcmds, timer/timer.c: New files.
Diffstat (limited to 'c/src/lib/libbsp/arm/gba/include/gba.h')
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diff --git a/c/src/lib/libbsp/arm/gba/include/gba.h b/c/src/lib/libbsp/arm/gba/include/gba.h
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index 0000000000..9fb14b033f
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+++ b/c/src/lib/libbsp/arm/gba/include/gba.h
@@ -0,0 +1,106 @@
+/**
+ * @file gba.h
+ *
+ * This include file contains definitions related to the ARM BSP.
+ */
+/*
+ * RTEMS GBA BSP
+ *
+ * Copyright (c) 2004 Markku Puro <markku.puro@kopteri.net>
+ *
+ * The license and distribution terms for this file may be
+ * found in found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#ifndef _GBA_H
+#define _GBA_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <gba_registers.h>
+
+/*---------------------------------------------------------------------------*
+ * Clock *
+ *---------------------------------------------------------------------------*/
+#define __ClockFrequency 16780000L /**< ClockFreguency in Hz */
+#define __TimPreScaler 1024L /**< Prescaler value 1,64,256,1024 */
+
+/*---------------------------------------------------------------------------*
+ * Activation defines *
+ *---------------------------------------------------------------------------*/
+/**
+ * Multiboot/Cart boot Selection.
+ *
+ * If the variable __gba_multiboot is defined
+ * (probably should be in your main project file) then code
+ * is generated which will run as a multiboot image (code starts
+ * at 0x02000000) or as a normal flash cart / emulator image.
+ * (i.e. start.S copies code from ROM to EWRAM if started in cart
+ * or emulator.) If this variable is not defined then code is
+ * generated for flash cart / emulator only operation (code starts
+ * at 0x08000000).
+ */
+#define MULTIBOOT volatile const unsigned short __gba_multiboot;
+
+/**
+ * IWRAM/EWRAM data Selection.
+ *
+ * If the variable __gba_iwram_data is defined
+ * (probably should be in your main project file) then code
+ * is generated which will allocate data section in IWRAM
+ * (data starts at 0x03000080).
+ * If this variable is not defined then data sections is
+ * allocated in EWRAM (data starts at 0x02000000).
+ */
+#define IWRAMDATA volatile const unsigned short __gba_iwram_data;
+
+/**
+ * IWRAM/EWRAM bss Selection.
+ *
+ * If the variable __gba_iwram_bss is defined
+ * (probably should be in your main project file) then code
+ * is generated which will allocate bss section in IWRAM
+ * (data starts at 0x03000080).
+ * If this variable is not defined then bss sections is
+ * allocated in EWRAM (data starts at 0x02000000).
+ */
+#define IWRAMBSS volatile const unsigned short __gba_iwram_bss;
+
+
+/*---------------------------------------------------------------------------*
+ * Attributes *
+ *---------------------------------------------------------------------------*/
+#define CODE_IN_ROM __attribute__ ((section (".text"), long_call))
+#define CODE_IN_IWRAM __attribute__ ((section (".iwram"), long_call))
+#define IN_IWRAM __attribute__ ((section (".iwram")))
+#define IN_EWRAM __attribute__ ((section (".ewram")))
+
+/*---------------------------------------------------------------------------*
+ * Console Keypad *
+ *---------------------------------------------------------------------------*/
+#define OK_KEY (0==0) /**< TRUE */
+#define NO_KEY (0==1) /**< FALSE */
+#define GBA_KEYS_PRESSED(keys) (( ((~GBA_REG_P1) & (keys)) == (keys)) ? (OK_KEY) : (NO_KEY))
+#define GBA_ANY_KEY(keys) (( ((~GBA_REG_P1) & (keys)) != 0) ? (OK_KEY) : (NO_KEY))
+#define GBA_KEY() ((~GBA_REG_P1)&GBA_KEY_ALL)
+
+/*---------------------------------------------------------------------------*
+ * Console Screen *
+ *---------------------------------------------------------------------------*/
+#define GBA_LCD_WIDTH 240
+#define GBA_LCD_HEIGHT 160
+#define GBA_MODE5_WIDTH 160
+#define GBA_MODE5_HEIGHT 128
+#define GBA_LCD_ASPECT ((float)(GBA_LCD_WIDTH / GBA_LCD_HEIGHT))
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif