📄 bsp配置文件及生成下载.htm
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<html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><meta name="GENERATOR" content="Microsoft FrontPage 4.0"><title>程序示例-BSP配置文件及生成下载</title></head><body><p>>><big><big><a NAME="returntop"></a></big><a href="http://drew.nease.net/">Drew的主页</a></big>----><big><big><aNAME="returntop"></a></big><a href="http://drew.nease.net/mypage/sourcecode.htm">程序示例</a></big>---->BSP配置文件</p><div align="center"><center><table border="1" cellspacing="1" width="754" background="../../images/bg1.gif"bordercolor="#88DEEA" bordercolorlight="#88DEEA" bordercolordark="#88DEEA" height="23"bgcolor="#FFFFFF"> <tr> <td height="1" width="75" align="center"><p align="center"><a href="http://drew.nease.net/"><big>主页</big></a></td> <td height="1" width="75" align="center"><p align="center"><a href="http://drew.nease.net/mypage/VxWorks.htm"><font FACE="System" LANG="ZH-CN">VxWorks</font></a></td> <td height="1" width="75" align="center"><p align="center"><a href="http://drew.nease.net/processor/arm.htm"><font FACE="System" LANG="ZH-CN">ARM</font></a></td> <td height="1" width="75" align="center"><p align="center"><a href="http://drew.nease.net/processor/mpc860.htm"><font FACE="System" LANG="ZH-CN">PowerPC</font></a></td> <td height="1" width="75" align="center"><p align="center"><a href="http://drew.nease.net/mypage/driver.htm"><font FACE="System" LANG="ZH-CN">硬件驱动</font></a></td> <td height="1" width="75" align="center"><p align="center"><a href="http://drew.nease.net/mypage/network.htm"><font FACE="System" LANG="ZH-CN">网络协议</font></a></td> <td height="1" width="75" align="center"><p align="center"><a href="http://drew.nease.net/mypage/sourcecode.htm"><font FACE="System" LANG="ZH-CN">程序示例</font></a></td> <td height="1" width="75" align="center"><a href="http://www.embhelp.com/bbs" target="_blank"><font face="System" color="#8000FF">技术论坛</font></a></td> <td height="1" width="75" align="center"><p align="center"><a href="http://www.embhelp.com/download"><font FACE="System" LANG="ZH-CN">下载</font></a></td> <td height="1" width="75" align="center"><a href="../interest.htm"><font face="System" lang="ZH-CN">个人兴趣</font></a></td> </tr></table></center></div><p align="center"> </p><p align="center"><font color="#0000FF"><big><big><big>BSP配置文件及生成下载</big></big></big></font></p><p><strong><big>VxWorks BSP主要配置文件 config.h , Makefile 注解和 BSP生成下载实例。</big></strong></p> <blockquote> <p>相关内容可参考 <a href="http://drew.nease.net/mypage/bsp_boot.htm">VxWorks BSP和启动过程</a></p> <p> </p> <p><a href="#config">Config.h文件注解</a> <a href="#makefile">Makefile 文件注解</a> <a href="#download">BSP生成下载过程实例</a></p> <p> </p> <p style="line-height: 150%"><strong><big><big><a name="config"></a>config.h</big></big></strong></p> <p style="line-height: 150%">/*<br> This file contains the configuration parameters for the CPU evaluation board.<br> */<br> <br> #ifndef INCconfigh<br> #define INCconfigh<br> <br> /* BSP version/revision identification, before configAll.h */<br> #define BSP_VER_1_2 1<br> #define BSP_VER_1_1 1<br> #define BSP_VERSION "1.2" /* A Tornado 2.0 BSP */<br> #define BSP_REV "/3" /* 0 for first revision */<br> <br> #include "configAll.h" <strong>/* 这个文件定义了VxWorks所有的缺省设置 */</strong><br> <br> <br> /*<br> * Define ONE of the following to specify the revision of the PPC405GP chip<br> * you are using. Undefine all others. sysModel() will return<br> * "Unknown processor" if the correct selection is not made.<br> */<br> <br> /*<br> * Default boot line<br> */</p> <p style="line-height: 150%">/*</p> <p style="line-height: 150%"><strong>解释: 这一行对配置网络,连通Target Server及下载调试程序非常重要</strong></p> <p style="line-height: 150%"><strong>DEFAULT_BOOT_LINE</strong> 的原意是为没有NVRAM的target设计的,这样用户就不需要在每次系统启动是手工输入这些参数了.</p> <p style="line-height: 150%">系统启动网络时xxxEndLoad()会解释这一行并按这一行的定义进行加载.</p> <p style="line-height: 150%">Emac(0,0) : 启动设备,可是是软盘,硬盘,PCMCIA卡等 其他的设备名称如:</p> <p style="line-height: 150%">fd为软盘,(0,0)表示第一个软驱,3.5寸盘.<br> dc则表示从DEC 21x4x 芯片启动,即系统有NVRAM存在,这种方式现在已不采用.<br> elpci表示启动设备为3COM EtherLink XL PCI网卡.<br> fei:Intel 82559 EtherExpress网卡.<br> ene: NE2000网卡<br> ELT: 3COM以太网卡<br> EEX: Intel网卡<br> ata: ATA/IDE 硬盘 ............</p> <p style="line-height: 150%">405GP: 主机名 <br> vXworks 从主机加载的VxWorks文件 <br> h=172.16.1.159 主机的IP地址 </p> <p style="line-height: 150%">e=172.16.254.52 目标机的IP地址,若网络启动Target Server时,这个IP必须和主机上Target Server配置的Target IP地址一致,且设置Back End选项为wdbrpc<br> u=xxx 用户名，pw=xxx 密码: 若通过网络加载调试时,主机的Ftp服务器和目标机的用户名和密码必须相同 <br> tn=vxTarget 目标机名称</p> <p style="line-height: 150%">*/</p> <p style="line-height: 150%"><strong>#define DEFAULT_BOOT_LINE \<br> "Emac(0,0)405GP:vxWorks h=172.16.1.159 e=172.16.254.52 \<br> u=xxx pw=xxx tn=vxTarget"</strong></p> <p style="line-height: 150%">/*<br> * 内存设置.<br> * 如果定义了LOCAL_MEM_AUTOSIZE则SDRAM的大小会在Boot时指定<br> */<br> <br> #undef LOCAL_MEM_AUTOSIZE /* 运行时内存大小 */<br> #define LOCAL_MEM_SIZE 0x02000000 /* 32MB 内存缺省 */<br> #define LOCAL_MEM_LOCAL_ADRS 0x00000000 /* 内存基地址为 0 */<br> #define USER_RESERVED_MEM 0 /* see sysMemTop() */<br> <br> /*<br> * Define SDRAM_ECC_ENABLE to enable ECC if an ECC SDRAM DIMM is detected<br> * during SDRAM auto-configuration. If not defined, ECC will not be enabled<br> * if an ECC SDRAM DIMM is detected, and the DIMM will be used as a normal DIMM.<br> */<br> <br> #undef SDRAM_ECC_ENABLE<br> <br> </p> <p style="line-height: 150%"><strong>/* 解释: 这里主要设置系统的内存分配定义,若分配不当,则系统不能正常加载和运行.</strong></p> <p style="line-height: 150%">ROM_TEXT_ADRS, ROM_SIZE, RAM_HIGH_ADRS, 和RAM_LOW_ADRS 在config.h和Makefile文件中都要定义,且必须要保持一致,这些地址的定义一定要<strong>参照VxWorks 加载执行过程,硬件手册,MMU和VxWorks的大小</strong>进行.主要原则是保证VxWorks image 在ROM和RAM中都要有一定的运行空间且高效运行,可参见 <a href="http://drew.nease.net/mypage/bsp_boot.htm">VxWorks BSP和启动过程</a>.</p> <p style="line-height: 150%">*/<br> #define ROM_BASE_ADRS 0xfff80000 /* ROM的基地址 */<br> #define ROM_TEXT_ADRS (ROM_BASE_ADRS + 0x100) /* 程序指针和堆栈指针 */<br> #define ROM_WARM_ADRS (ROM_TEXT_ADRS+0x0004) /* 热启动入口地址 */<br> #define ROM_SIZE 0x0007f000 /* ROM大小 512KB */<br> #define RAM_LOW_ADRS 0x00010000 /* RAM 低地址运行 <strong>vxWorks</strong> */<br> #define RAM_HIGH_ADRS 0x00C00000 /* RAM 高地址存储 <strong>bootrom</strong> */<br> #define USER_RESERVED_MEM 0 /* 用户保留地址 */<br> </p> <p style="line-height: 150%">/*<br> * Cache options <strong>定义缓存</strong><br> */<br> <br> #define INCLUDE_CACHE_SUPPORT<br> <br> #define USER_D_CACHE_ENABLE<br> #define USER_I_CACHE_ENABLE<br> #undef USER_D_CACHE_MODE<br> #define USER_D_CACHE_MODE (CACHE_COPYBACK)<br> <br> <br> /*<br> * 405 timers (PIT, FIT, WDT) 可由外部时钟驱动或者CPU驱动<br> */<br> <br> #define TIMER_CLOCK_EXTERNAL<br> <br> /*<br> * Optional timestamp support<br> */<br> <br> #undef INCLUDE_TIMESTAMP<br> <br> /*<br> * Auxilliary Timer rates 定义辅助计时器频率<br> */<br> <br> #ifdef TIMER_CLOCK_EXTERNAL<br> #define AUX_CLK_RATE_MIN (EXT_TIMER_CLK_FREQ / (1 << 21) )<br> #define AUX_CLK_RATE_MAX (EXT_TIMER_CLK_FREQ / (1 << 9) )<br> #define AUX_CLK_RATE_DEFAULT (EXT_TIMER_CLK_FREQ / (1 << 17) )<br> #else<br> <br> /* ZZZZZZZZZZZ todo put rates in for system clock derived timer clock */<br> <br> #endif<br> <br> /*<br> * Watchdog Timer rates <br> */<br> <br> #define WDT_RATE_MIN 1 /* minimum watchdog timer rate */<br> #define WDT_RATE_MAX 5000 /* maximum watchdog timer rate */<br> <br> <strong>/* 实时时钟设置 */<br> </strong><br> #define INCLUDE_RTC<br> <br> <strong>/* 去除不需要的网络驱动 */<br> </strong><br> #undef INCLUDE_EI<br> #undef INCLUDE_EX<br> #undef INCLUDE_ENP<br> #undef INCLUDE_LN<br> #undef INCLUDE_SM_NET<br> #undef INCLUDE_SM_SEQ_ADDR<br> <br> <br> /* #define for software floating point support */<br> <br> #undef INCLUDE_SW_FP<br> <br> <strong>/* 定义串口 Serial port configuration */<br> </strong><br> #define INCLUDE_SERIAL<br> <br> <br> <strong>/* PCI 设置,PCI configuration */<br> </strong><br> #define INCLUDE_PCI<br> <br> #ifdef INCLUDE_PCI<br> /*<br> * Three programmable processor local memory address to PCI memory address<br> * mappings. If a region is enabled, PMMx_LOCAL_ADRS must be between<br> * PCI_MEMORY_START and PCI_MEMORY_END. If PMMx_PCI_HIGH_ADRS is non-zero in<br> * an enabled region, 64 bit dual cycle addresses will be generated on the<br> * PCI bus for this region.<br> */</p> <p style="line-height: 150%"><strong>//定义PCI设备的初始化地址 参见 </strong><a href="http://drew.nease.net/mypage/example/pci.htm">PCI设备(网卡)初始化代码分析</a></p> <p style="line-height: 150%"><br> # define PMM0_LOCAL_ADRS PCI_MEMORY_START <strong>// 定义PCI空间起始地址</strong><br> # define PMM0_PCI_LOW_ADRS 0x80000000 <strong>// 定义PCI空间低位地址</strong><br> # define PMM0_PCI_HIGH_ADRS 0x00000000 <strong>// 定义PCI空间高位地址</strong><br> # define PMM0_PCI_MASK_ATTRIB (PMM_MASK_512MB | PMM_ENABLE)<br> <br> # define PMM1_LOCAL_ADRS PMM_UNUSED<br> # define PMM1_PCI_LOW_ADRS PMM_UNUSED<br> # define PMM1_PCI_HIGH_ADRS PMM_UNUSED<br> # define PMM1_PCI_MASK_ATTRIB PMM_UNUSED<br> <br> # define PMM2_LOCAL_ADRS PMM_UNUSED<br> ⌨️ 快捷键说明
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