#! armcc -E ; Scatter-Loading Description File ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; Copyright (c) 2020, STMicroelectronics ; All rights reserved. ; ; Redistribution and use in source and binary forms, with or without ; modification, are permitted provided that the following conditions are met: ; ; 1. Redistributions of source code must retain the above copyright notice, ; this list of conditions and the following disclaimer. ; 2. Redistributions in binary form must reproduce the above copyright notice, ; this list of conditions and the following disclaimer in the documentation ; and/or other materials provided with the distribution. ; 3. Neither the name of STMicroelectronics nor the names of its contributors ; may be used to endorse or promote products derived from this software ; without specific prior written permission. ; ; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" ; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE ; DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS 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. ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; #if !defined(MBED_APP_START) #define MBED_APP_START 0x08000000 #endif ; 512KB FLASH (0x80000) #if !defined(MBED_APP_SIZE) #define MBED_APP_SIZE 0x80000 #endif ; 128KB SRAM (0x20000) + 32KB SRAM (0x8000) #if !defined(MBED_RAM_START) #define MBED_RAM_START 0x20000000 #endif ; RW data 128k L4-SRAM1 #if !defined(MBED_RAM_SIZE) #define MBED_RAM_SIZE 0x20000 #endif #if !defined(MBED_RAM2_START) #define MBED_RAM2_START 0x10000000 #endif ; RW data 32k L4-ECC-SRAM2 retained in standby #if !defined(MBED_RAM2_SIZE) #define MBED_RAM2_SIZE 0x8000 #endif #if !defined(MBED_BOOT_STACK_SIZE) #define MBED_BOOT_STACK_SIZE 0x400 #endif ; Total: 99 vectors = 396 bytes (0x18C+0x4) to be reserved in RAM #if !defined(VECTOR_SIZE) #define VECTOR_SIZE 0x190 #endif ; Crash report is enabled as default #if !defined(MBED_CRASH_REPORT_RAM_SIZE) #define MBED_CRASH_REPORT_RAM_SIZE 0x100 #endif ;Vectors + Crash report - Fixed at start of RAM2 in sequence #define MBED_IRAM2_SIZE (MBED_RAM2_SIZE - VECTOR_SIZE - MBED_CRASH_REPORT_RAM_SIZE) #define MBED_CRASH_REPORT_RAM_START (MBED_RAM2_START + VECTOR_SIZE) #define MBED_IRAM2_START (MBED_CRASH_REPORT_RAM_START + MBED_CRASH_REPORT_RAM_SIZE) ; Minimum heap should be larger then smallest RAM bank (else can use ; that bank for heap) and less then largest RAM bank. #define MINIMUM_HEAP 0x10000 #define RAM_FIXED_SIZE MBED_BOOT_STACK_SIZE ;Splitting the RW and ZI section in IRAM1 (MBED_RAM_SIZE-MINIMUM_HEAP = 0x10000 available) ;and IRAM2 (MBED_IRAM2_SIZE = 0x7D70 available) LR_IROM1 MBED_APP_START MBED_APP_SIZE { ; load region size_region ER_IROM1 MBED_APP_START MBED_APP_SIZE { ; load address = execution address *.o (RESET, +First) *(InRoot$$Sections) .ANY (+RO) } RW_m_crash_data MBED_CRASH_REPORT_RAM_START EMPTY MBED_CRASH_REPORT_RAM_SIZE { ; RW data } RW_IRAM1 MBED_RAM_START (MBED_RAM_SIZE-MINIMUM_HEAP) { ; RW data .ANY (+RW +ZI) } ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (MBED_RAM_SIZE-RAM_FIXED_SIZE+MBED_RAM_START-AlignExpr(ImageLimit(RW_IRAM1), 16)) { } RW_IRAM2 MBED_IRAM2_START MBED_IRAM2_SIZE { .ANY (+RW +ZI) } ARM_LIB_STACK (MBED_RAM_START+MBED_RAM_SIZE) EMPTY -MBED_BOOT_STACK_SIZE { ; stack } }