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一些关于 "28377D_CMD_file"的问题

你好:

       When trying  to download codes to DSP_28377D Ram with the default CMD file, i met a problem that the size of my executable code is large than the default  size of ".text section's". So i have to modify the CMD file, and i am still confused about some parts of the CMD file. The Following are my questions——(PS: the Appendix is "28377D_CMD_FOR_RAM")

       1. 以下这些 definitions是啥意思——

        A. Filter_RegsFile and Filter(1, 2, 3, 4, etc)_RegsFile ?

        B. ramgs0(or 1) ?

       C. GROUP ?

       D. CPU1TOCPU2RAM ?

       E. PUTBUFFER ?

       F. PUTWRITEIDX  ?

       G. GETREADIDX ?

       H.Difference_RegsFile ?

     2.有没有这部分的技术说明 文档?

 

thank you very much

***********************************************************************************************************************

***Appendix: 28377D_CMD_FOR_RAM

************************************************************************************************************************

MEMORY
{
PAGE 0 :
/* BEGIN is used for the "boot to SARAM" bootloader mode */

BEGIN : origin = 0x000000, length = 0x000002
RAMM0 : origin = 0x000122, length = 0x0002DE
RAMD0 : origin = 0x00B000, length = 0x000800
RAMLS0 : origin = 0x008000, length = 0x000800
RAMLS1 : origin = 0x008800, length = 0x000800
RAMLS2 : origin = 0x009000, length = 0x000800
RAMLS3 : origin = 0x009800, length = 0x000800
RAMLS4 : origin = 0x00A000, length = 0x000800
RESET : origin = 0x3FFFC0, length = 0x000002

PAGE 1 :

BOOT_RSVD : origin = 0x000002, length = 0x000120 /* Part of M0, BOOT rom will use this for stack */
RAMM1 : origin = 0x000400, length = 0x000400 /* on-chip RAM block M1 */
RAMD1 : origin = 0x00B800, length = 0x000800

RAMLS5 : origin = 0x00A800, length = 0x000800

RAMGS0 : origin = 0x00C000, length = 0x001000
RAMGS1 : origin = 0x00D000, length = 0x001000
RAMGS2 : origin = 0x00E000, length = 0x001000
RAMGS3 : origin = 0x00F000, length = 0x001000
RAMGS4 : origin = 0x010000, length = 0x001000
RAMGS5 : origin = 0x011000, length = 0x001000
RAMGS6 : origin = 0x012000, length = 0x001000
RAMGS7 : origin = 0x013000, length = 0x001000
RAMGS8 : origin = 0x014000, length = 0x001000
RAMGS9 : origin = 0x015000, length = 0x001000
RAMGS10 : origin = 0x016000, length = 0x001000
RAMGS11 : origin = 0x017000, length = 0x001000
RAMGS12 : origin = 0x018000, length = 0x001000
RAMGS13 : origin = 0x019000, length = 0x001000
RAMGS14 : origin = 0x01A000, length = 0x001000
RAMGS15 : origin = 0x01B000, length = 0x001000

CPU2TOCPU1RAM : origin = 0x03F800, length = 0x000400
CPU1TOCPU2RAM : origin = 0x03FC00, length = 0x000400
}

SECTIONS
{
codestart : > BEGIN, PAGE = 0
ramfuncs : > RAMM0 PAGE = 0
.text : >>RAMM0 | RAMD0 | RAMLS0 | RAMLS1 | RAMLS2 | RAMLS3 | RAMLS4, PAGE = 0
.cinit : > RAMM0, PAGE = 0
.pinit : > RAMM0, PAGE = 0
.switch : > RAMM0, PAGE = 0
.reset : > RESET, PAGE = 0, TYPE = DSECT /* not used, */

.stack : > RAMM1, PAGE = 1
.ebss : > RAMLS5, PAGE = 1
.econst : > RAMLS5, PAGE = 1
.esysmem : > RAMLS5, PAGE = 1
Filter_RegsFile : > RAMGS0, PAGE = 1

ramgs0 : > RAMGS0, PAGE = 1
ramgs1 : > RAMGS1, PAGE = 1

/* The following section definitions are required when using the IPC API Drivers */ 
GROUP : > CPU1TOCPU2RAM, PAGE = 1 
{
PUTBUFFER 
PUTWRITEIDX 
GETREADIDX 
}

GROUP : > CPU2TOCPU1RAM, PAGE = 1
{
GETBUFFER : TYPE = DSECT
GETWRITEIDX : TYPE = DSECT
PUTREADIDX : TYPE = DSECT

/* The following section definition are for SDFM examples */ 
Filter1_RegsFile : > RAMGS1, PAGE = 1, fill=0x1111
Filter2_RegsFile : > RAMGS2, PAGE = 1, fill=0x2222
Filter3_RegsFile : > RAMGS3, PAGE = 1, fill=0x3333
Filter4_RegsFile : > RAMGS4, PAGE = 1, fill=0x4444
Difference_RegsFile : >RAMGS5, PAGE = 1, fill=0x3333

}

10#:

请在TRM里搜索相关关键字了解。

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