第 1 章 ARM的PL08X的代码的详细解析 第一部分

目录

1.1. PL08X Documentation
1.2. DMA简述
1.2.1. 什么是DMA
1.2.2. DMA的一些基础概念
1.3. PL08X asynchronous transfer
1.4. PL08X Memory to peripheral transfer
1.5. PL08X dma_device
1.6. PL08X _cctl_data _cctl
1.7. PL08X _lli _chan_lli pl08x_driver_data
1.8. PL08X macros
1.9. pl08x_decode_widthbits
1.10. pl08x_encode_width
1.11. pl08x_choose_master_bus
1.12. pl08x_fill_lli_for_desc
1.13. pl08x_pre_boundary

摘要

1.1. PL08X Documentation

/* Copyright(c) 2006 ARM Ltd.
 *
 * 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., 59
 * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * The full GNU General Public License is iin this distribution in the
 * file called COPYING.
 *
 * Documentation: ARM DDI 0196G1 == PL0802
 * Documentation: ARM DDI 0218E	== PL0813
*
 */
        

1

用DDI0196表示此pl08x.c dma驱动对应的datasheet

2

对应文档下载地址:PL080

3

对应文档下载地址:PL081

[提示] Datasheet

又称数据手册,是关于硬件资源,功能等详细描述的手册,是做相关驱动开发必不可少的资料,否则,你都不知道你的硬件能做什么事情,就没法去写对应的驱动了。