From f3ac624f2279ce39bb963eb1e626a165d8d7979e Mon Sep 17 00:00:00 2001 From: Uwe Hermann Date: Fri, 17 Jul 2009 19:01:45 +0200 Subject: [PATCH] Add common.h, currently containing MMIO accessor functions. --- include/libopenstm32.h | 1 + include/libopenstm32/common.h | 31 +++++++++++++++++++++++++++++++ 2 files changed, 32 insertions(+) create mode 100644 include/libopenstm32/common.h diff --git a/include/libopenstm32.h b/include/libopenstm32.h index 40d0bf7f..89f0ebe0 100644 --- a/include/libopenstm32.h +++ b/include/libopenstm32.h @@ -22,6 +22,7 @@ #define LIBOPENSTM32_LIBOPENSTM32_H #include "libopenstm32/stdint.h" +#include "libopenstm32/common.h" #include "libopenstm32/memorymap.h" #include "libopenstm32/gpio.h" diff --git a/include/libopenstm32/common.h b/include/libopenstm32/common.h new file mode 100644 index 00000000..d3223743 --- /dev/null +++ b/include/libopenstm32/common.h @@ -0,0 +1,31 @@ +/* + * This file is part of the libopenstm32 project. + * + * Copyright (C) 2009 Uwe Hermann + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef LIBOPENSTM32_COMMON_H +#define LIBOPENSTM32_COMMON_H + +#include "libopenstm32.h" + +/* Generic memory-mapped I/O accessor functions */ +#define MMIO8(addr) (*(volatile u8 *)(addr)) +#define MMIO16(addr) (*(volatile u16 *)(addr)) +#define MMIO32(addr) (*(volatile u32 *)(addr)) + +#endif