DSP2812 FLASH烧写(2)

2019-08-02 09:58

/* 2) In your project add the path to \\DSP281x_headers\\cmd to the library search path under project->build options, linker tab, library search path (-i).

/*========================================================= */

MEMORY {

PAGE 0 :

/* For this example, H0 is split between PAGE 0 and PAGE 1 */ /* BEGIN is used for the \ */ /* RESET is loaded with the reset vector only if */ /* the boot is from XINTF Zone 7. Otherwise reset vector */ /* is fetched from boot ROM. See .reset section below */

RAMM0 : origin = 0x000000, length = 0x000400

BEGIN : origin = 0x3F8000, length = 0x000002 PRAMH0 : origin = 0x3F8002, length = 0x001500

/* PRAMH0 : origin = 0x3F8002, length = 0x000FFE */

RESET : origin = 0x3FFFC0, length = 0x000002

PAGE 1 :

/* For this example, H0 is split between PAGE 0 and PAGE 1 */

RAMM1 : origin = 0x000400, length = 0x000400 DRAMH0 : origin = 0x3f9502, length = 0x000AFE

/* DRAMH0 : origin = 0x3f9000, length = 0x001000 */ }

SECTIONS {

/* Setup for \

The codestart section (found in DSP28_CodeStartBranch.asm) re-directs execution to the start of user code. Place this section at the start of H0 */

codestart : > BEGIN, PAGE = 0

secureRamFuncs : > PRAMH0 PAGE = 0 .text : > PRAMH0, PAGE = 0

.cinit : > PRAMH0, PAGE = 0 .pinit : > PRAMH0, PAGE = 0 .switch : > RAMM0, PAGE = 0

.reset : > RESET, PAGE = 0, TYPE = DSECT /* not used, */

.stack : > RAMM1, PAGE = 1 .ebss : > DRAMH0, PAGE = 1

.econst : > DRAMH0, PAGE = 1 .esysmem : > DRAMH0, PAGE = 1

} /*

// TI File $Revision: /main/2 $

// Checkin $Date: April 28, 2005 15:19:56 $

//########################################################################### //

// FILE: F2812.cmd //

// TITLE: Linker Command File For F2812 Device //

//########################################################################### // $TI Release: DSP281x C/C++ Header Files V1.20 $ // $Release Date: July 27, 2009 $

//########################################################################### */

/* ====================================================== // For Code Composer Studio V2.2 and later // ---------------------------------------

// In addition to this memory linker command file,

// add the header linker command file directly to the project. // The header linker command file is required to link the // peripheral structures to the proper locations within // the memory map. //

// The header linker files are found in \\DSP281x_Headers\\cmd //

// For BIOS applications add: DSP281x_Headers_nonBIOS.cmd // For nonBIOS applications add: DSP281x_Headers_nonBIOS.cmd

========================================================= */

/* ====================================================== // For Code Composer Studio prior to V2.2

// --------------------------------------

// 1) Use one of the following -l statements to include the // header linker command file in the project. The header linker // file is required to link the peripheral structures to the proper

// locations within the memory map */

/* Uncomment this line to include file only for non-BIOS applications */ /* -l DSP281x_Headers_nonBIOS.cmd */

/* Uncomment this line to include file only for BIOS applications */ /* -l DSP281x_Headers_BIOS.cmd */

/* 2) In your project add the path to \\DSP281x_headers\\cmd to the library search path under project->build options, linker tab, library search path (-i).

/*========================================================= */

/* Define the memory block start/length for the F2812 PAGE 0 will be used to organize program sections PAGE 1 will be used to organize data sections

Notes:

Memory blocks on F2812 are uniform (ie same physical memory) in both PAGE 0 and PAGE 1. That is the same memory region should not be defined for both PAGE 0 and PAGE 1.

Doing so will result in corruption of program and/or data. */

MEMORY {

PAGE 0: /* Program Memory */

/* Memory (RAM/FLASH/OTP) blocks can be moved to PAGE1 for data allocation */

ZONE0 : origin = 0x002000, length = 0x002000 /* XINTF zone 0 */ ZONE1 : origin = 0x004000, length = 0x002000 /* XINTF zone 1 */

RAML0 : origin = 0x008000, length = 0x001000 /* on-chip RAM block L0 */ ZONE2 : origin = 0x080000, length = 0x080000 /* XINTF zone 2 */ ZONE6 : origin = 0x100000, length = 0x080000 /* XINTF zone 6 */ OTP : origin = 0x3D7800, length = 0x000800 /* on-chip OTP */ FLASHJ : origin = 0x3D8000, length = 0x002000 /* on-chip FLASH */ FLASHI : origin = 0x3DA000, length = 0x002000 /* on-chip FLASH */

FLASHH : origin = 0x3DC000, length = 0x004000 /* on-chip FLASH */ FLASHG : origin = 0x3E0000, length = 0x004000 /* on-chip FLASH */ FLASHF : origin = 0x3E4000, length = 0x004000 /* on-chip FLASH */ FLASHE : origin = 0x3E8000, length = 0x004000 /* on-chip FLASH */ FLASHD : origin = 0x3EC000, length = 0x004000 /* on-chip FLASH */ FLASHC : origin = 0x3F0000, length = 0x004000 /* on-chip FLASH */ FLASHA : origin = 0x3F6000, length = 0x001F80 /* on-chip FLASH */

CSM_RSVD : origin = 0x3F7F80, length = 0x000076 /* Part of FLASHA. Program with all 0x0000 when CSM is in use. */

BEGIN : origin = 0x3F7FF6, length = 0x000002 /* Part of FLASHA. Used for \

CSM_PWL : origin = 0x3F7FF8, length = 0x000008 /* Part of FLASHA. CSM password locations in FLASHA */

/* ZONE7 : origin = 0x3FC000, length = 0x003FC0 /* XINTF zone 7 available if MP/MCn=1 */

ROM : origin = 0x3FF000, length = 0x000FC0 /* Boot ROM available if MP/MCn=0 */

RESET : origin = 0x3FFFC0, length = 0x000002 /* part of boot ROM (MP/MCn=0) or XINTF zone 7 (MP/MCn=1) */

VECTORS : origin = 0x3FFFC2, length = 0x00003E /* part of boot ROM (MP/MCn=0) or XINTF zone 7 (MP/MCn=1) */

PAGE 1 : /* Data Memory */

/* Memory (RAM/FLASH/OTP) blocks can be moved to PAGE0 for program allocation */ /* Registers remain on PAGE1 */

RAMM0 : origin = 0x000000, length = 0x000400 /* on-chip RAM block M0 */ RAMM1 : origin = 0x000400, length = 0x000400 /* on-chip RAM block M1 */ RAML1 : origin = 0x009000, length = 0x001000 /* on-chip RAM block L1 */ FLASHB : origin = 0x3F4000, length = 0x002000 /* on-chip FLASH */

RAMH0 : origin = 0x3F8000, length = 0x002000 /* on-chip RAM block H0 */ }

/* Allocate sections to memory blocks. Note:

codestart user defined section in DSP28_CodeStartBranch.asm used to redirect code execution when booting to flash

ramfuncs user defined section to store functions that will be copied from Flash into RAM */

SECTIONS {

/* Allocate program areas: */

.cinit : > FLASHA PAGE = 0 .pinit : > FLASHA, PAGE = 0 .text : > FLASHA PAGE = 0 codestart : > BEGIN PAGE = 0 secureRamFuncs : LOAD = FLASHD, RUN = RAML0,

LOAD_START(_RamfuncsLoadStart), LOAD_END(_RamfuncsLoadEnd), RUN_START(_RamfuncsRunStart), PAGE = 0

csmpasswds : > CSM_PWL PAGE = 0 csm_rsvd : > CSM_RSVD PAGE = 0

/* Allocate uninitalized data sections: */

.stack : > RAMM0 PAGE = 1 .ebss : > RAML1 PAGE = 1 .esysmem : > RAMH0 PAGE = 1

/* Initalized sections go in Flash */

/* For SDFlash to program these, they must be allocated to page 0 */ .econst : > FLASHA PAGE = 0

.switch : > FLASHA PAGE = 0

/* Allocate IQ math areas: */

IQmath : > FLASHC PAGE = 0 /* Math Code */ IQmathTables : > ROM PAGE = 0, TYPE = NOLOAD /* Math Tables In ROM */

/* .reset is a standard section used by the compiler. It contains the */ /* the address of the start of _c_int00 for C Code. /*

/* When using the boot ROM this section and the CPU vector */ /* table is not needed. Thus the default type is set here to */ /* DSECT */

.reset : > RESET, PAGE = 0, TYPE = DSECT vectors : > VECTORS PAGE = 0, TYPE = DSECT }


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