at91sam7a3_32kram.xcl

atmel at91sam7x256 下的mass storage .可插入mmc /sd 卡作为U盘用 ,开发环境为IAR4.31 .见文中说明

// - ----------------------------------------------------------------------------
// -          ATMEL Microcontroller Software Support  -  ROUSSET  -
// - ----------------------------------------------------------------------------
// -  DISCLAIMER:  THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
// -  IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// -  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
// -  DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
// -  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// -  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
// -  OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// -  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// -  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
// -  EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// - ----------------------------------------------------------------------------
//  File: at91SAM7A3_32KRAM.xlc
//
//  1.1 16/Jun/04 JPP    : Creation
//  1.2 03/Sep/04 JPP    : Add RAM run
//
//  $Revision: 1.1 $
//
// ---------------------------------------------------------

//*************************************************************************
// XLINK command file template for EWARM/ICCARM
//
// Usage:  xlink  -f lnkarm  <your_object_file(s)>
//                -s <program start label>  <C/C++ runtime library>
//
// $Revision: 1.1 $
//*************************************************************************

//************************************************
// Inform the linker about the CPU family used.
// AT91SAM7A3 Memory mapping
// No remap
//  ROMSTART
//  Start address 0x0000 0000
//  Size 256 Kbo  0x0004 0000
//  RAMSTART
//  Start address 0x0020 0000
//  Size  32 Kbo  0x0000 8000
// Remap done
//  RAMSTART
//  Start address 0x0000 0000
//  Size  32 Kbo  0x0000 8000
//  ROMSTART
//  Start address 0x0010 0000
//  Size 256 Kbo  0x0004 0000
//************************************************
-carm

//*************************************************************************
// Internal Ram segments mapped AFTER REMAP 32 K.
//*************************************************************************
// Use these addresses for the .
-Z(CONST)INTRAMSTART_REMAP=00000000
-Z(CONST)INTRAMEND_REMAP=00007FFF

//*************************************************************************
// Read-only segments mapped to Flash 256 K.
//*************************************************************************
-DROMSTART=00000000
-DROMEND=0003FFFF
//*************************************************************************
// Read/write segments mapped to RAM.
//*************************************************************************
-DRAMSTART=00000000
-DRAMEND=00007FFF

//************************************************
// Address range for reset and exception
// vectors (INTVEC).
// The vector area is 32 bytes,
// an additional 32 bytes is allocated for the
// constant table used by ldr PC in cstartup.s79.
//************************************************
-Z(CODE)INTVEC=00-3F

//************************************************
// Startup code and exception routines (ICODE).
//************************************************
-Z(CODE)ICODE,DIFUNCT=ROMSTART-ROMEND
-Z(CODE)SWITAB=ROMSTART-ROMEND

//************************************************
// Code segments may be placed anywhere.
//************************************************
-Z(CODE)CODE=ROMSTART-ROMEND

//************************************************
// Various constants and initializers.
//************************************************
-Z(CONST)INITTAB,DATA_ID,DATA_C=ROMSTART-ROMEND
-Z(CONST)CHECKSUM=ROMSTART-ROMEND

//************************************************
// Data segments.
//************************************************
-Z(DATA)DATA_I,DATA_Z,DATA_N=RAMSTART-RAMEND

//************************************************
// __ramfunc code copied to and executed from RAM.
//************************************************
-Z(DATA)CODE_I=RAMSTART-RAMEND
-Z(CONST)CODE_ID=ROMSTART-ROMEND // Initializer for
-QCODE_I=CODE_ID


-Z(CODE)INTERNAL=ROMSTART-ROMEND // Ordinary functions
-Z(DATA)INTERNAL_I=RAMSTART-RAMEND // Functions stored
-Z(CONST)INTERNAL_ID=ROMSTART-ROMEND // Initializer for
// INTERNAL.
-QINTERNAL_I=INTERNAL_ID // Instruct XLINK to place
// all data content of INTERNAL_I in INTERNAL_ID

//************************************************
// ICCARM produces code for __ramfunc functions in
// CODE_I segments. The -Q XLINK command line
// option redirects XLINK to emit the code in the
// debug information associated with the CODE_I
// segment, where the code will execute.
//************************************************

//*************************************************************************
// Stack and heap segments.
//*************************************************************************
-D_CSTACK_SIZE=(100*4)
-D_IRQ_STACK_SIZE=(3*8*4)
-D_HEAP_SIZE=(450*1)

-Z(DATA)CSTACK+_CSTACK_SIZE=RAMSTART-RAMEND
-Z(DATA)IRQ_STACK+_IRQ_STACK_SIZE=RAMSTART-RAMEND
-Z(DATA)HEAP+_HEAP_SIZE=RAMSTART-RAMEND

//*************************************************************************
// ELF/DWARF support.
//
// Uncomment the line "-Felf" below to generate ELF/DWARF output.
// Available format specifiers are:
//
//   "-yn": Suppress DWARF debug output
//   "-yp": Multiple ELF program sections
//   "-yas": Format suitable for debuggers from ARM Ltd (also sets -p flag)
//
// "-Felf" and the format specifiers can also be supplied directly as
// command line options, or selected from the Xlink Output tab in the
// IAR Embedded Workbench.
//*************************************************************************

// -Felf