VxWorks BSP主要設定檔 config.h , Makefile 註解和 BSP產生下載執行個體

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原文出處:

http://www.embhelp.com/drew/mypage/example/config.htm#config


config.h

/*
This file contains the configuration parameters for the CPU evaluation board.
*/

#ifndef INCconfigh
#define INCconfigh

/* BSP version/revision identification, before configAll.h */
#define BSP_VER_1_2 1
#define BSP_VER_1_1 1
#define BSP_VERSION "1.2" /* A Tornado 2.0 BSP */
#define BSP_REV "/3" /* 0 for first revision */

#include "configAll.h"        /* 這個檔案定義了VxWorks所有的預設設定 */

/*
* Define ONE of the following to specify the revision of the PPC405GP chip
* you are using. Undefine all others. sysModel() will return
* "Unknown processor" if the correct selection is not made.
*/

/*
* Default boot line
*/

/*

解釋: 這一行對配置網路,連通Target Server及下載偵錯工具非常重要

DEFAULT_BOOT_LINE 的原意是為沒有NVRAM的target設計的,這樣使用者就不需要在每次系統啟動是手工輸入這些參數了.

系統啟動網路時xxxEndLoad()會解釋這一行並按這一行的定義進行載入.

Emac(0,0) : 啟動裝置,可是是磁碟片,硬碟,PCMCIA卡等 其他的裝置名稱如:

fd為磁碟片,(0,0)表示第一個軟碟機,3.5寸盤.
dc則表示從DEC 21x4x 晶片啟動,即系統有NVRAM存在,這種方式現在已不採用.
elpci表示啟動裝置為3COM EtherLink XL PCI網卡.
fei:Intel 82559 EtherExpress網卡.
ene: NE2000網卡
ELT: 3COM乙太網路卡
EEX: Intel網卡
ata: ATA/IDE 硬碟 ............

405GP: 主機名稱 
vXworks 從主機載入的VxWorks檔案 
h=172.16.1.159   主機的IP地址    

e=172.16.254.52 目標機的IP地址,若網路啟動Target Server時,這個IP必須和主機上Target Server配置的Target IP地址一致,且設定Back End選項為wdbrpc
u=xxx  使用者名稱,pw=xxx  密碼: 若通過網路載入調試時,主機的Ftp伺服器和目標機的使用者名稱和密碼必須相同 
tn=vxTarget 目標機名稱

*/

#define DEFAULT_BOOT_LINE \
        "Emac(0,0)405GP:vxWorks h=172.16.1.159 e=172.16.254.52 \
                u=xxx pw=xxx tn=vxTarget"

/*
* 記憶體設定.
* 如果定義了LOCAL_MEM_AUTOSIZE則SDRAM的大小會在Boot時指定
*/

#undef LOCAL_MEM_AUTOSIZE                    /* 運行時記憶體大小 */
#define LOCAL_MEM_SIZE 0x02000000            /* 32MB 記憶體預設 */
#define LOCAL_MEM_LOCAL_ADRS 0x00000000     /* 記憶體基地址為 0 */
#define USER_RESERVED_MEM 0                  /* see sysMemTop() */

/*
* Define SDRAM_ECC_ENABLE to enable ECC if an ECC SDRAM DIMM is detected
* during SDRAM auto-configuration. If not defined, ECC will not be enabled
* if an ECC SDRAM DIMM is detected, and the DIMM will be used as a normal DIMM.
*/

#undef SDRAM_ECC_ENABLE

/* 解釋: 這裡主要設定系統的記憶體配置定義,若分配不當,則系統不能正常載入和運行.

ROM_TEXT_ADRS, ROM_SIZE, RAM_HIGH_ADRS, 和RAM_LOW_ADRS 在config.h和Makefile檔案中都要定義,且必須要保持一致,這些地址的定義一定要參照VxWorks 載入執行過程,硬體手冊,MMU和VxWorks的大小進行.主要原則是保證VxWorks image 在ROM和RAM中都要有一定的Runspace且高效運行,可參見 VxWorks
BSP和啟動過程.

*/
#define ROM_BASE_ADRS 0xfff80000                  /* ROM的基地址 */
#define ROM_TEXT_ADRS (ROM_BASE_ADRS + 0x100)    /* 程式指標和堆棧指標 */
#define ROM_WARM_ADRS (ROM_TEXT_ADRS+0x0004)     /* 暖開機入口地址 */
#define ROM_SIZE 0x0007f000                       /* ROM大小 512KB */
#define RAM_LOW_ADRS 0x00010000                   /* RAM 低地址運行 vxWorks */
#define RAM_HIGH_ADRS 0x00C00000                  /* RAM 高地址儲存 bootrom */
#define USER_RESERVED_MEM 0                       /* 使用者保留地址 */

/*
* Cache options    定義緩衝
*/

#define INCLUDE_CACHE_SUPPORT

#define USER_D_CACHE_ENABLE
#define USER_I_CACHE_ENABLE
#undef USER_D_CACHE_MODE
#define USER_D_CACHE_MODE (CACHE_COPYBACK)

/*
* 405 timers (PIT, FIT, WDT) 可由外部時鐘驅動或者CPU驅動
*/

#define TIMER_CLOCK_EXTERNAL

/*
* Optional timestamp support
*/

#undef INCLUDE_TIMESTAMP

/*
* Auxilliary Timer rates    定義輔助計時器頻率
*/

#ifdef TIMER_CLOCK_EXTERNAL
#define AUX_CLK_RATE_MIN (EXT_TIMER_CLK_FREQ / (1 << 21) )
#define AUX_CLK_RATE_MAX (EXT_TIMER_CLK_FREQ / (1 << 9) )
#define AUX_CLK_RATE_DEFAULT (EXT_TIMER_CLK_FREQ / (1 << 17) )
#else

/* ZZZZZZZZZZZ todo put rates in for system clock derived timer clock */

#endif

/*
* Watchdog Timer rates    
*/

#define WDT_RATE_MIN 1 /* minimum watchdog timer rate */
#define WDT_RATE_MAX 5000 /* maximum watchdog timer rate */

/* 系統時鐘設定 */

#define INCLUDE_RTC

/* 去除不需要的網路驅動 */

#undef INCLUDE_EI
#undef INCLUDE_EX
#undef INCLUDE_ENP
#undef INCLUDE_LN
#undef INCLUDE_SM_NET
#undef INCLUDE_SM_SEQ_ADDR

/* #define for software floating point support */

#undef INCLUDE_SW_FP

/* 定義串口 Serial port configuration */

#define INCLUDE_SERIAL

/* PCI 設定,PCI configuration */

#define INCLUDE_PCI

#ifdef INCLUDE_PCI
/*
* Three programmable processor local memory address to PCI memory address
* mappings. If a region is enabled, PMMx_LOCAL_ADRS must be between
* PCI_MEMORY_START and PCI_MEMORY_END. If PMMx_PCI_HIGH_ADRS is non-zero in
* an enabled region, 64 bit dual cycle addresses will be generated on the
* PCI bus for this region.
*/

//定義PCI裝置的初始化地址 參見 PCI裝置(網卡)初始化程式碼分析

# define PMM0_LOCAL_ADRS PCI_MEMORY_START      // 定義PCI空間起始地址
# define PMM0_PCI_LOW_ADRS 0x80000000           // 定義PCI空間低位地址
# define PMM0_PCI_HIGH_ADRS 0x00000000         // 定義PCI空間高位地址
# define PMM0_PCI_MASK_ATTRIB (PMM_MASK_512MB | PMM_ENABLE)

# define PMM1_LOCAL_ADRS PMM_UNUSED
# define PMM1_PCI_LOW_ADRS PMM_UNUSED
# define PMM1_PCI_HIGH_ADRS PMM_UNUSED
# define PMM1_PCI_MASK_ATTRIB PMM_UNUSED

# define PMM2_LOCAL_ADRS PMM_UNUSED
# define PMM2_PCI_LOW_ADRS PMM_UNUSED
# define PMM2_PCI_HIGH_ADRS PMM_UNUSED
# define PMM2_PCI_MASK_ATTRIB PMM_UNUSED

/*
* PCI memory address to processor local memory address mapping. If a region
* is enabled, PTMx_LOCAL_ADRS must be within the two Local memory / peripheral
* regions (0x00000000-0x7FFFFFFF, or 0F0000000-0xFFFFFFFF)
*/
# define PTM1_LOCAL_ADRS LOCAL_MEM_LOCAL_ADRS
# define PTM1_SIZE_ATTRIB PTM_SIZE_2GB | PTM_ENABLE

# define PTM2_LOCAL_ADRS PTM_UNUSED
# define PTM2_SIZE_ATTRIB PTM_UNUSED

#endif /* INCLUDE_PCI */

/*
* 如果支援網路,本地EMAC和PCI網卡,必須有一個被選取,兩者都是END形式驅動
*/
#define INCLUDE_NETWORK             /* 支援網路 */
#define INCLUDE_EMAC_NETWORK       /* 405GP 本地 EMAC 網路 */
#undef INCLUDE_PCI_NETWORK         /* PCI 網路 */

/*
* The board does not have the Ethernet MAC address of the EMAC stored
* in any sort of NVRAM. Modify the 12 digit string below to match the decal
* that is on your board.
*/

#ifdef INCLUDE_EMAC_NETWORK
    #define DEFAULT_EMAC_HW_ADDR "xxxxxxxxxxxx"         /* 網路硬體地址,即MAC地址 */
#endif

/*
* WDB 通過網路Enhanced Network Driver載入偵錯工具,若網路載入調試,必須定義此項
*/

#define WDB_COMM_TYPE WDB_COMM_SERIAL /*首先預設使用串口通訊*/ 
#define WDB_TTY_CHANNEL 0 /*使用第一個串口

#ifdef INCLUDE_NETWORK
    #define INCLUDE_END
    #undef WDB_COMM_TYPE
    #define WDB_COMM_TYPE WDB_COMM_END      /* 定義網路通訊, END 驅動 */
#else
    #undef WDB_COMM_TYPE
    #define WDB_COMM_TYPE     WDB_COMM_SERIAL /* 定義串口通訊,和PC機串口串連 */ 
    #undef WDB_TTY_CHANNEL
    #define WDB_TTY_CHANNEL 0                        /* 串口1 */
#endif /* INCLUDE_NETWORK */

/*************** 此處定義一些雜項 */

#ifdef NUM_TTY
#undef NUM_TTY
#endif
#define NUM_TTY 2             /* 定義了兩個串口終端,*/

#ifdef WDB_TTY_BAUD
#undef WDB_TTY_BAUD
#endif
#define WDB_TTY_BAUD 57600 /* 傳輸速率設定 9600, 19200, 38400, 57600, 115200 */

#ifdef CONSOLE_BAUD_RATE
#undef CONSOLE_BAUD_RATE
#endif
#define CONSOLE_BAUD_RATE 57600

#undef INCLUDE_ENV_VARS /* unix compatable environment variables */
#undef INCLUDE_TIMEX /* timexLib for exec timing */
#undef INCLUDE_HW_FP
#undef INCLUDE_TFTP_CLIENT /* used by autoboot from ftp server*/

#define INCLUDE_SW_FP
#define INCLUDE_ELF
#define INCLUDE_NET_SHOW
#define INCLUDE_PING
#undef INCLUDE_DEMO /* only for vxWorks bsp test */
#define ETHERNET_ADR_SET /* only for bootrom used */
#define INCLUDE_USER_APPL /* Startup the user's application in dos makefile project */
#undef PCIDEBUG

#ifdef INCLUDE_USER_APPL
#define USER_APPL_INIT _appEntry()
#endif

#endif /* INCconfigh */
#if defined(PRJ_BUILD)
#include "prjParams.h"
#endif

Makefile

# Makefile - make rules for board
#
#*/

CPU = PPC40x
TOOL = gnu

TGT_DIR=$(WIND_BASE)/target
include $(TGT_DIR)/h/make/defs.bsp
include $(TGT_DIR)/h/make/make.$(CPU)$(TOOL)
include $(TGT_DIR)/h/make/defs.$(WIND_HOST_TYPE)

## Only redefine make definitions below this point, or your definitions will
## be overwritten by the makefile stubs above.

TARGET_DIR = xxx
VENDOR = IBM
BOARD = xxx

RELEASE = vxWorks vxWorks.st bootrom_uncmp.hex

USR_ENTRY = usrInit

# ROM_TEXT_ADRS, ROM_SIZE, RAM_HIGH_ADRS, 和RAM_LOW_ADRS 在config.h,Makefile和Makefile.*檔案中 # 都要定義,且必須要保持一致,

ROM_TEXT_ADRS = fff80100                 # ROM 起始地址
ROM_SIZE = 0007f000                      # ROM 空間大小

RAM_LOW_ADRS = 00010000                  # RAM 低地址 vxWorks */
RAM_HIGH_ADRS = 00C00000                 # RAM 高地址儲存 bootrom */

HEX_FLAGS = -a 100

#ADDED_CFLAGS = -gdwarf -O0 # for debug

MACH_EXTRA = appentry.o                # 注意:這裡載入使用者的程式模組,程式調用在usrRoot()

BOOTCONFIG = bootconfig.c               # bsp bootconfig.c for bootrom

## Only redefine make definitions above this point, or the expansion of
## makefile target dependencies may be incorrect.

include $(TGT_DIR)/h/make/rules.bsp
include $(TGT_DIR)/h/make/rules.$(WIND_HOST_TYPE)

 

Tornado for x86下BSP的產生,下載和Target Server的配置執行個體,
Pentium主機,3Com網卡,磁碟片引導,ftp下載VxWorks映像。

1.在C:\Tornado\target\config\pcPentium目錄下修改BSP檔案config.h。

#elif (CPU_VARIANT == PENTIUM)
#define DEFAULT_BOOT_LINE 
"elt(0,0)HOST:c:\\Tornado\\target\\config\\pcPentium\\vxWorks 
h=90.0.0.3 e=90.0.0.50 u=target pw=target tn=target"

#define INCLUDE_ELT //3Com網卡
#define INCLUDE_END //END驅動

2.開啟Tornado選擇建立一個bootable vxworks image,選擇建 A BSP,選擇
  pcPentium,建完後編譯就可以在相應的目錄下產生vxworks的映像檔案。

3.製作bootrom;選擇Build Boot Rom,選擇pcPentium,再選擇bootrom_uncmp,
  產生 bootrom_uncmp。拷貝 bootrom_uncmp到host\x86-win32\bin下,插入空白
  盤到軟區,在dos介面進入目錄host\x86-win32\bin下,用命令"mkboot a: 
  bootrom_uncmp "產生引導盤 

4. 在Start > Programs > Tornado2 > FTP Server,點開Security下的
  user/rights菜單,建立使用者User Name:target,Password:target,Home 
  Directory為VxWorks映像所在目錄如 C:\Tornado\target\config\pcPentium\。
  注意這些配置要和config.h中的一致。

5.將bootrom的啟動盤插入目標機的軟碟機,啟動目標機,系統從軟碟機啟動,隨後登
  陸FTP,從主機下載vxworks檔案,目標機提示7秒內按任意鍵選擇Boot方式(手工
  ,自動),手工方式可對FTP使用者,口令,IP等參數進行修改。
  通常是等待7秒後系統autoboot。
  

  螢幕顯示:

Attached TCP/IP interface to elt0.
Attaching network interface lo0... done. //TCP/IP網路連接成功

Loading... 602128 //通過ftp下載VxWorks映像
Starting at 0x01080000 //下載成功,從RAM_LOW_ADRS 0x01080000
開始執行VxWorks系統

Attached TCP/IP interface to elt unit 0
Attaching interface lo0...done //TCP/IP網路連接成功
(注意這裡網路初始化成功和上邊的不同,上邊是Bootrom映像網路初始化來下載VxWorks,這裡VxWorks系統初始化網路。)

VxWorks

Copyright 1984-1998 Wind River Systems, Inc.

CPU: xxxx --- Intel x82 
VxWorks: 5.4
BSP version: 1.2/4
Creation date: Jan xx 2001
WDB: Ready.

     至此目標機系統啟動完成。

6.配置Target Server下載應用程式.

開啟Tornado,在Tools菜單下選擇Target Sever再選擇configure進行配置(Tools 
> Target Server > Configure > New)給出Target Server名字描述如net00.在
(Target Server Properties > Back End)選擇WdbRpc. Target Name/IP Address 
框內輸入Target的IP: 90.0.0.50. 
Core File and Symbols選項(Target Server Properties > Core File and 
Symbols): C:\Tornado\target\config\pcPentium\vxWorks等等。
配置的內容根據系統的具體情況定。點擊Launch啟動Target Sever,隨後在主界
面下選擇已啟動的Target Sever就可以下載 *.o或*.out程式。

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