redboot.cdl

ecos实时嵌入式操作系统

                        This IP address mask is the default used by RedBoot if a BOOTP/DHCP
                        server does not respond. The numbers should be separated by
                        *commas*, and not dots. If an IP address is configured into
                        the Flash configuration, that will be used in preference."
                }
            }
    
            cdl_option CYGNUM_REDBOOT_NETWORKING_TCP_PORT {
                display          "TCP port to listen for incoming connections"
                flavor           data
                default_value    9000
                description      "
                   RedBoot will 'listen' on this port for incoming TCP connections.
                   This allows outside connections to be made to the platform, either
                   for GDB or RedBoot commands."
            }
    
            cdl_option CYGNUM_REDBOOT_NETWORKING_MAX_PKTBUF {
                display          "Number of \[network\] packet buffers"
                flavor           data
                default_value    4
                legal_values     3 to 8
                description      "
                   RedBoot may need to buffer network data to support various connections.
                   This option allows control over the number of such buffered packets,
                   and in turn, controls the amount of memory used by RedBoot (which
                   is not available to user applications).  Each packet buffer takes up
                   about 1514 bytes.  Note: there is little need to make this larger
                   than the default."
            }
    
            cdl_component CYGPKG_REDBOOT_NETWORKING_DNS {
                display         "DNS support"
                default_value   1
                requires        CYGPKG_NS_DNS
                requires        !CYGPKG_NS_DNS_BUILD
                compile         net/dns.c
                description     "
                    When this option is enabled, RedBoot will be built with
                    support for DNS, allowing use of hostnames on the command
                    line."
            
                cdl_option CYGPKG_REDBOOT_NETWORKING_DNS_IP {
                    display         "Default DNS IP"
                    flavor          data
                    active_if       !CYGSEM_REDBOOT_FLASH_CONFIG
                    default_value   { "0.0.0.0" }
                    description "
                      This option sets the IP of the default DNS. The IP can be
                      changed at runtime as well."
                }
    
                cdl_option CYGNUM_REDBOOT_NETWORKING_DNS_TIMEOUT {
                    display         "Timeout in DNS lookup"
                    flavor          data
                    default_value   10
                    description "
                      This option sets the timeout used when looking up an
                      address via the DNS. Default is 10 seconds."
                }
    
            }
        }
    
        cdl_option CYGPKG_REDBOOT_ANY_CONSOLE {
            display       "Allow RedBoot to use any I/O channel for its console."
            flavor        bool
            default_value 1
            description   "
              If this option is enabled then RedBoot will attempt to use all
              defined serial I/O channels for its console device.  Once input
              arrives at one of these channels then the console will use only
              that port."
        }
    
        cdl_option CYGSEM_REDBOOT_VARIABLE_BAUD_RATE {
            display       "Allow RedBoot to adjust the baud rate on the serial console."
            flavor        bool
            default_value 1
            active_if     CYGINT_HAL_VIRTUAL_VECTOR_COMM_BAUD_SUPPORT
            description   "
              If this option is enabled then RedBoot will support commands to set
              and query the baud rate on the selected console."     
        }
    
        cdl_option CYGPKG_REDBOOT_MAX_CMD_LINE {
            display       "Maximum command line length"
            flavor        data
            default_value 256
            description   "
              This option allows control over how long the CLI command line
              should be.  This space will be allocated statically
              rather than from RedBoot's stack."
        }
    
        cdl_option CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT {
            display       "Command processing idle timeout (ms)"
            flavor        data
            default_value 10
            description   "
              This option controls the timeout period before the
              command processing is considered 'idle'.  Making this
              number smaller will cause idle processing to take place
              more often, etc.  The default value of 10ms is a reasonable
              tradeoff between responsiveness and overhead."
        }
    
        cdl_option CYGNUM_REDBOOT_LOAD_ZLIB_BUFFER {
            display       "Size of zlib decompression buffer"
            active_if     CYGPKG_COMPRESS_ZLIB
            flavor        data
            default_value 64
            legal_values  5 to 256
            description   "
                This is the size of the buffer filled with incoming data
                during load before calls are made to the decompressor
                function. For ethernet downloads this can be made bigger
                (at the cost of memory), but for serial downloads on slow
                processors it may be necessary to reduce the size to
                avoid serial overruns. zlib appears to bail out if less than
                five bytes are available initially so this is the minimum."
        }
    
        cdl_option CYGSEM_REDBOOT_VALIDATE_USER_RAM_LOADS {
            display       "Validate RAM addresses during load"
            flavor        bool
            default_value 1
            description   "
              This option controls whether or not RedBoot will make sure that
              memory being used by the \"load\" command is in fact in user RAM.
              Leaving the option enabled makes for a safer environment, but this
              check may not be valid on all platforms, thus the ability to
              disable it.  ** Disable this only with great care **"
        }
    
        cdl_component CYGPKG_REDBOOT_FLASH {
            display       "Allow RedBoot to support FLASH programming"
            flavor        bool
            default_value 1
            active_if     CYGHWR_IO_FLASH_DEVICE
            description   "
              If this option is enabled then RedBoot will provide commands
              to manage images in FLASH memory.  These images can be loaded
              into memory for execution or executed in place."
            compile -library=libextras.a flash.c
    
            cdl_option CYGBLD_REDBOOT_MIN_IMAGE_SIZE {
                display       "Minimum image size"
                flavor        data
                default_value 0x20000
                description "
                  This option controls the minimum length of images kept by
                  the FIS.  In particular, it should be large enough to hold
                  the RedBoot primary image itself, as well as be a natural
                  multiple of the FLASH erase block size."
            }
    
            cdl_option CYGBLD_REDBOOT_FLASH_BOOT_OFFSET {
                display       "Offset from start of FLASH to RedBoot boot image"
                flavor        data
                default_value CYGNUM_REDBOOT_FLASH_RESERVED_BASE
                requires      { CYGNUM_REDBOOT_FLASH_RESERVED_BASE <= \
                                CYGBLD_REDBOOT_FLASH_BOOT_OFFSET }
                description "
                  This option controls where the RedBoot boot image is located
                  relative to the start of FLASH."
            }
    
            cdl_option CYGNUM_REDBOOT_FLASH_RESERVED_BASE {
                display       "Size of reserved area at start of FLASH"
                flavor        data
                default_value 0
                description "
                  This option reserves an area at the start of FLASH where RedBoot
                  will never interfere; it is expected that this area contains
                  (non-RedBoot-based) POST code or some other boot monitor that
                  executes before RedBoot."
            }
    
            cdl_option CYGOPT_REDBOOT_FIS {
                display         "RedBoot Flash Image System support"
                default_value   1
                doc             ref/flash-image-system.html
                description "
                    This option enables the Flash Image System commands
                    and support within RedBoot.  If disabled, simple Flash
                    access commands such as \"fis write\" will still exist.
                    This option would be disabled for targets that need simple
                    FLASH manipulation, but do not have the need or space for
                    complete image management."
            }
    
            cdl_component CYGPKG_REDBOOT_FIS_CONTENTS {
                display       "Flash Image System default directory contents"
                active_if     CYGOPT_REDBOOT_FIS
                calculated    1
    
                cdl_option CYGNUM_REDBOOT_FIS_DIRECTORY_BLOCK {
                    display         "Flash block containing the Directory"
                    flavor          data
                    default_value   (-1)
                    description "
                      Which block of flash should hold the directory 
                      information. Positive numbers are absolute block numbers. 
                      Negative block numbers count backwards from the last block.
                      eg 2 means block 2, -2 means the last but one block."
                }
    
                cdl_option CYGOPT_REDBOOT_FIS_RESERVED_BASE {
                    display         "Pseudo-file to describe reserved area"
                    active_if       { 0 != CYGNUM_REDBOOT_FLASH_RESERVED_BASE }
                    default_value   1
                    description "
                        If an area of FLASH is reserved, it is informative to
                        have a fis entry describing it.  This option controls
                        creation of such an entry by default in the fis init
                        command."
                }
    
                cdl_option CYGOPT_REDBOOT_FIS_REDBOOT {
                    display         "File to describe RedBoot boot image"
                    default_value   1
                    description "
                        Normally a ROM-startup RedBoot image is first in the
                        FLASH, and the system boots using that image.  This
                        option controls creation of an entry describing it in
                        the fis init command.  It might be disabled if a
                        platform has an immutable boot image of its own, where
                        we use a POST-startup RedBoot instead, which performs
                        less board initialization."
                }
    
                cdl_component CYGOPT_REDBOOT_FIS_REDBOOT_POST {
                    display         "File to describe RedBoot POST-compatible image"
                    default_value   !CYGOPT_REDBOOT_FIS_REDBOOT
                    description "
                        This option controls creation of an entry describing a
                        POST-startup RedBoot image in the fis init command.
                        Not all platforms support POST-startup.  A platform
                        might have both for testing purposes, where the
                        eventual user would substitute their own POST code for
                        the initial ROM-startup RedBoot, and then jump to the
                        POST-compatible RedBoot immediately following."
                    cdl_option CYGNUM_REDBOOT_FIS_REDBOOT_POST_OFFSET {
                        display    "Offset of POST image from FLASH start"
                        flavor     booldata
                        default_value 0
                        requires   { CYGNUM_REDBOOT_FIS_REDBOOT_POST_OFFSET >= \
                                     CYGBLD_REDBOOT_FLASH_BOOT_OFFSET }
                        description "
                        This option specifies the offset for a POST image from
                        the start of FLASH.  If unset, then the fis entry
                        describing the POST image will be placed where
                        convenient."
                    }
                }   
    
                cdl_option CYGOPT_REDBOOT_FIS_REDBOOT_BACKUP {
                    display         "File to describe RedBoot backup image"
                    default_value   0
                    description "
                        This option controls creation of an entry describing a
                        backup RedBoot image in the fis init command.
                        Conventionally a RAM-startup RedBoot image is kept
                        under this name for use in updating the ROM-based
                        RedBoot that boots the board."
                }
    
                cdl_option CYGOPT_REDBOOT_FIS_DIRECTORY_ARM_SIB_ID {
                    display         "Include ARM SIB ID in FIS"
                    default_value   0
                    description "
                      If set, this option will cause the last 5 words of
                      the FIS to include the special ID needed for the
                      flash to be recognized as a reserved area for RedBoot
                      by an ARM BootRom monitor."
                }
    
                cdl_option CYGNUM_REDBOOT_FIS_DIRECTORY_ENTRY_SIZE {
                    display         "Size of FIS directory entry"
                    flavor	    	data
                    default_value   256
                    description "
                      The FIS directory is limited to one single flash
                      sector. If your flash has tiny sectors, you may wish
                      to reduce this value in order to get more slots in
                      the FIS directory."
                }
            }
    
            cdl_component CYGSEM_REDBOOT_FLASH_CONFIG {