| // Copyright 2016 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #pragma once |
| |
| #include <stdint.h> |
| |
| #define REG8(addr) ((volatile uint8_t *)(uintptr_t)(addr)) |
| #define REG16(addr) ((volatile uint16_t *)(uintptr_t)(addr)) |
| #define REG32(addr) ((volatile uint32_t *)(uintptr_t)(addr)) |
| #define REG64(addr) ((volatile uint64_t *)(uintptr_t)(addr)) |
| |
| #define writeb(v, a) (*REG8(a) = (v)) |
| #define readb(a) (*REG8(a)) |
| #define writew(v, a) (*REG16(a) = (v)) |
| #define readw(a) (*REG16(a)) |
| #define writel(v, a) (*REG32(a) = (v)) |
| #define readl(a) (*REG32(a)) |
| #define writell(v, a) (*REG64(a) = (v)) |
| #define readll(a) (*REG64(a)) |
| |
