--------------------------------------------- LINKERS BELOW ----------------------------------------------------


/*
//###########################################################################
//
// FILE:    2837x_FLASH_Bootloader.cmd
// TITLE:   Linker Command File for F28379D Bootloader (SECTORS A + B)
//
//###########################################################################
*/

MEMORY
{
PAGE 0 :
   BEGIN           : origin = 0x080000, length = 0x000002
   FLASH_BOOT      : origin = 0x080002, length = 0x003FFE

   /* Bootloader gets LS0 and LS1 for running Flash API */
   RAMLS0          : origin = 0x008000, length = 0x000800
   RAMLS1          : origin = 0x008800, length = 0x000800
   
   RESET           : origin = 0x3FFFC0, length = 0x000002

PAGE 1 :
   BOOT_RSVD       : origin = 0x000002, length = 0x000121
   
   /* Bootloader gets M1 for its Stack */
   RAMM1           : origin = 0x000400, length = 0x0003F8
   
   /* Bootloader gets LS2 and G01 for its massive Global Variables buffers */
   RAMLS2          : origin = 0x009000, length = 0x000800
   G01             : origin = 0x00C000, length = 0x002000
}

SECTIONS
{
   codestart       : > BEGIN,       PAGE = 0, ALIGN(4)
   .text           : > FLASH_BOOT,  PAGE = 0, ALIGN(4)
   .cinit          : > FLASH_BOOT,  PAGE = 0, ALIGN(4)
   .pinit          : > FLASH_BOOT,  PAGE = 0, ALIGN(4)
   .switch         : > FLASH_BOOT,  PAGE = 0, ALIGN(4)
   .reset          : > RESET,       PAGE = 0, TYPE = DSECT

   #if defined(__TI_EABI__)
       .const      : > FLASH_BOOT,  PAGE = 0, ALIGN(4)
       .init_array : > FLASH_BOOT,  PAGE = 0, ALIGN(4)
       .bss        : >> RAMLS2 | G01, PAGE = 1
       .data       : >> RAMLS2 | G01, PAGE = 1
       .sysmem     : >> RAMLS2 | G01, PAGE = 1
   #else
       .econst     : > FLASH_BOOT,  PAGE = 0, ALIGN(4)
       .ebss       : >> RAMLS2 | G01, PAGE = 1
       .esysmem    : >> RAMLS2 | G01, PAGE = 1
       .cio        : >> RAMLS2 | G01, PAGE = 1
   #endif

   .stack          : > RAMM1,       PAGE = 1

   /* Bootloader Flash Functions run in LS0 and LS1 */
   .TI.ramfunc : {} LOAD = FLASH_BOOT,
                    RUN = RAMLS0 | RAMLS1,
                    LOAD_START(RamfuncsLoadStart),
                    LOAD_SIZE(RamfuncsLoadSize),
                    LOAD_END(RamfuncsLoadEnd),
                    RUN_START(RamfuncsRunStart),
                    RUN_SIZE(RamfuncsRunSize),
                    RUN_END(RamfuncsRunEnd),
                    PAGE = 0, ALIGN(4)

   Flash28_API:
   {
      ../F021_API_F2837xD_FPU32_EABI.lib(.text)
   }
                    LOAD = FLASH_BOOT,
                    RUN = RAMLS0 | RAMLS1,
                    LOAD_START(Flash28_API_LoadStart),
                    LOAD_SIZE(Flash28_API_LoadSize),
                    RUN_START(Flash28_API_RunStart),
                    PAGE = 0, ALIGN(4)
}



/******************************************************************************
 *
 * 2837x_FLASH_Application.cmd - Application Linker for FOTA Bootloader
 *
 * APPLICATION STARTS AT 0x084000 (Sectors C-N)
 * BOOTLOADER USES 0x080000-0x083FFF (Sectors A-B)
 *
 ******************************************************************************/

MEMORY
{
PAGE 0 :  /* Program Memory */

    /* ═══════════════════════════════════════════════════════════════════════
     *  APPLICATION FLASH - Starts at 0x084000
     * ═══════════════════════════════════════════════════════════════════════ */
   
    BEGIN           : origin = 0x084000, length = 0x000002  /* codestart */
   
    /* Combined application flash: Sectors C through N */
    /* C=0x84000(8K), D=0x86000(8K), E=0x88000(32K), F=0x90000(32K), */
    /* G=0x98000(32K), H=0xA0000(32K), I=0xA8000(32K), J=0xB0000(32K), */
    /* K=0xB8000(8K), L=0xBA000(8K), M=0xBC000(8K), N=0xBE000(8K) */
   
    FLASH_APP       : origin = 0x084002, length = 0x03BFFE  /* ~240KB for app */
   
    /* ═══════════════════════════════════════════════════════════════════════
     *  RAM for Program Execution
     * ═══════════════════════════════════════════════════════════════════════ */
   
    /* Stack - use RAMM0 (safe area after boot reserved) */
    RAMM0           : origin = 0x000123, length = 0x0002DD
   
    /* RAM functions - use RAMLS3 and RAMLS4 (bootloader uses RAMLS0) */
    RAMLS3          : origin = 0x009800, length = 0x000800
    RAMLS4          : origin = 0x00A000, length = 0x000800
   
    RESET           : origin = 0x3FFFC0, length = 0x000002

PAGE 1 : /* Data Memory */

    BOOT_RSVD       : origin = 0x000002, length = 0x000121  /* Boot ROM stack */
    RAMM1           : origin = 0x000400, length = 0x0003F8
   
    RAMD0           : origin = 0x00B000, length = 0x000800
    RAMD1           : origin = 0x00B800, length = 0x000800
   
    /* Local shared RAM for data */
    RAMLS0          : origin = 0x008000, length = 0x000800  /* Available for app */
    RAMLS1          : origin = 0x008800, length = 0x000800
    RAMLS2          : origin = 0x009000, length = 0x000800
    RAMLS5          : origin = 0x00A800, length = 0x000800
   
    /* Global shared RAM - combined regions */
    G01             : origin = 0x00C000, length = 0x002000  /* GS0 + GS1 */
    G234            : origin = 0x00E000, length = 0x003000  /* GS2 + GS3 + GS4 */
    G510            : origin = 0x011000, length = 0x006000  /* GS5 - GS10 */
    RAMGS11         : origin = 0x017000, length = 0x000FF8
}

SECTIONS
{
    /* ═══════════════════════════════════════════════════════════════════════
     *  Code Sections - All in FLASH_APP
     * ═══════════════════════════════════════════════════════════════════════ */
   
    codestart       : > BEGIN,      PAGE = 0, ALIGN(8)
    .text           : > FLASH_APP,  PAGE = 0, ALIGN(8)
    .cinit          : > FLASH_APP,  PAGE = 0, ALIGN(8)
    .pinit          : > FLASH_APP,  PAGE = 0, ALIGN(8)
    .switch         : > FLASH_APP,  PAGE = 0, ALIGN(8)
   
    .reset          : > RESET,      PAGE = 0, TYPE = DSECT  /* Not used */

#if defined(__TI_EABI__)
    .init_array     : > FLASH_APP,  PAGE = 0, ALIGN(8)
    .const          : > FLASH_APP,  PAGE = 0, ALIGN(8)
#else
    .econst         : > FLASH_APP,  PAGE = 0, ALIGN(8)
#endif

    /* ═══════════════════════════════════════════════════════════════════════
     *  Stack - CRITICAL: Must be in lower 64K for C28x
     * ═══════════════════════════════════════════════════════════════════════ */
   
    .stack          : > RAMM0,      PAGE = 0

    /* ═══════════════════════════════════════════════════════════════════════
     *  RAM Functions - Run from RAMLS3/LS4 (Bootloader uses LS0)
     * ═══════════════════════════════════════════════════════════════════════ */

#ifdef __TI_COMPILER_VERSION__
    #if __TI_COMPILER_VERSION__ >= 15009000
        #if defined(__TI_EABI__)
            .TI.ramfunc : {} LOAD = FLASH_APP,
                             RUN = RAMLS3 | RAMLS4,
                             LOAD_START(RamfuncsLoadStart),
                             LOAD_SIZE(RamfuncsLoadSize),
                             LOAD_END(RamfuncsLoadEnd),
                             RUN_START(RamfuncsRunStart),
                             RUN_SIZE(RamfuncsRunSize),
                             RUN_END(RamfuncsRunEnd),
                             PAGE = 0, ALIGN(8)
        #else
            .TI.ramfunc : {} LOAD = FLASH_APP,
                             RUN = RAMLS3 | RAMLS4,
                             LOAD_START(_RamfuncsLoadStart),
                             LOAD_SIZE(_RamfuncsLoadSize),
                             LOAD_END(_RamfuncsLoadEnd),
                             RUN_START(_RamfuncsRunStart),
                             RUN_SIZE(_RamfuncsRunSize),
                             RUN_END(_RamfuncsRunEnd),
                             PAGE = 0, ALIGN(8)
        #endif
    #else
        ramfuncs        : LOAD = FLASH_APP,
                             RUN = RAMLS3 | RAMLS4,
                             LOAD_START(_RamfuncsLoadStart),
                             LOAD_SIZE(_RamfuncsLoadSize),
                             LOAD_END(_RamfuncsLoadEnd),
                             RUN_START(_RamfuncsRunStart),
                             RUN_SIZE(_RamfuncsRunSize),
                             RUN_END(_RamfuncsRunEnd),
                             PAGE = 0, ALIGN(8)
    #endif
#endif

    /* ═══════════════════════════════════════════════════════════════════════
     *  Data Sections
     * ═══════════════════════════════════════════════════════════════════════ */

#if defined(__TI_EABI__)
    .bss            : >> RAMLS5 | RAMLS1 | RAMLS2 | G510,  PAGE = 1
    .bss:output     : > RAMLS0,     PAGE = 1
    .bss:cio        : > RAMLS5,     PAGE = 1
    .data           : >> G510,      PAGE = 1
    .sysmem         : > RAMLS1,     PAGE = 1
#else
    .ebss           : >> RAMLS5 | G01,  PAGE = 1
    .esysmem        : > RAMLS5,     PAGE = 1
    .cio            : > RAMLS5,     PAGE = 1
#endif

    /* ═══════════════════════════════════════════════════════════════════════
     *  FreeRTOS Sections
     * ═══════════════════════════════════════════════════════════════════════ */
   
    .freertosStaticStack  : >> G01 | G234,  PAGE = 1
    .freertosHeap         : >> G234 | G510, PAGE = 1
}

/*
//===========================================================================
// End of file.
//===========================================================================
*/