acorr.ldf

dsp arm的很多讲义和说明。 关于怎样使用ccs bios以及matlab到dsp的代码转化

/****************************************************************************
**                       $TITLE: FFT.LDF$
** FFT.LDF
** ---------
**     Sets up the memory map for the FFT demo.
**
****************************************************************************/
ARCHITECTURE(ADSP-21065L)

// ADSP-21065 Memory Map:
//   ------------------------------------------------
//   Internal memory  0x0000 0000 to 0x0000 cfff
//   ------------------------------------------------
//                    0x0000 0000 to 0x0000 00ff  IOP Regs
//                    0x0000 0100 to 0x0000 7fff  (ADI reserved)
//           Block 0  0x0000 8000 to 0x0000 80ff  Normal Word (32/48) Addr
//                    0x0000 8100 to 0x0000 8FFF  (user space)
//                    0x0000 9000 to 0x0000 97ff  (kernel PM reserved)
//           Block 1  0x0000 c000 to 0x0000 cfff  (user space)
//   ------------------------------------------------
// available external memory (SDRAM)  0x0300 0000 to 0x030f feff
// kernel user interface memory       0x030f ff00 to 0x030f ffff
//   ------------------------------------------------
//
// This architecture file allocates:
//                  256 words of run-time header in memory block 0
//                   16 words of initialization code in memory block 1
//                 3839 words of C code space in memory block 1
//                   4K words of C PM data space in memory block 1
//                  16K words of C DM data space in external memory
//                   4K words of C heap space in external memory
//                24575 words of C stack space in external memory


SEARCH_DIR( $ADI_DSP\21k\lib )

// The lib060.dlb must come before libc.dlb because libc.dlb has some 21020
// specific code and data
$LIBRARIES = /*lib060.dlb,*/ libc.dlb, libio32.dlb, libdsp.dlb ;

// Libraries from the command line are included in COMMAND_LINE_OBJECTS.
$OBJECTS = $COMMAND_LINE_OBJECTS;

MEMORY
{
    seg_rth  { TYPE(PM RAM) START(0x00008000) END(0x0000808f) WIDTH(48) }	// 256, Must be Int Block 0
	seg_init { TYPE(PM RAM) START(0x0000c000) END(0x0000c008) WIDTH(48) }	// 16, Only used for C version
    seg_int_code { TYPE(PM RAM) START(0x00008110) END(0x00008197) WIDTH(48) }
    
	seg_pmco { TYPE(PM RAM) START(0x0000c010) END(0x0000c8af) WIDTH(48) }	// 4080, Int block 1
    seg_pmda { TYPE(PM RAM) START(0x0000d800) END(0x0000d8c0) WIDTH(32) }	// 2K, Int block 1

    seg_dmda { TYPE(DM RAM) START(0x03008000) END(0x030fdeff) WIDTH(32) }	// 1007368, Ext SDRAM

	seg_heap { TYPE(DM RAM) START(0x030fdf00) END(0x030feeff) WIDTH(32) }	// 4k, Only used for C version
	seg_stak { TYPE(DM RAM) START(0x030fef00) END(0x030ffeff) WIDTH(32) }	// 4K, Only used for C version

	seg_bnk3 { TYPE(DM RAM) START(0x030FFF00) END(0x030FFFFF) WIDTH(32) }	// 256, not used
}

PROCESSOR p0
{
    LINK_AGAINST( $COMMAND_LINE_LINK_AGAINST)
    OUTPUT( $COMMAND_LINE_OUTPUT_FILE )

    SECTIONS
    {
		// .text output section
		seg_rth
		{
			INPUT_SECTIONS( $OBJECTS(seg_rth) $LIBRARIES(seg_rth))
		} >seg_rth

		seg_init
		{
			INPUT_SECTIONS( $OBJECTS(seg_init) $LIBRARIES(seg_init))
		} >seg_init
		
        seg_int_code
        {
            INPUT_SECTIONS( $OBJECTS(seg_int_code) $LIBRARIES(seg_int_code))
        } >seg_int_code
		

		seg_pmco
		{
			INPUT_SECTIONS( $OBJECTS(seg_pmco) $LIBRARIES(seg_pmco))
		} >seg_pmco

		seg_pmda
		{
			INPUT_SECTIONS( $OBJECTS(seg_pmda) $LIBRARIES(seg_pmda))
		} >seg_pmda
		seg_bnk3
		{
			INPUT_SECTIONS( $OBJECTS(seg_bnk3) $LIBRARIES(seg_bnk3))
		} >seg_bnk3


		seg_dmda
		{
			INPUT_SECTIONS( $OBJECTS(seg_dmda) $LIBRARIES(seg_dmda))
		} > seg_dmda

		stackseg
		{

			// allocate a stack for the application
			ldf_stack_space = .;
			ldf_stack_length = MEMORY_SIZEOF(seg_stak);
		} > seg_stak

		heap
		{
			// allocate a heap for the application
			ldf_heap_space = .;
			ldf_heap_end = ldf_heap_space + MEMORY_SIZEOF(seg_heap) - 1;
			ldf_heap_length = ldf_heap_end - ldf_heap_space;        
		} > seg_heap
		
    }
}