mirror of https://github.com/rusefi/rusefi-1.git
114 lines
3.8 KiB
Plaintext
114 lines
3.8 KiB
Plaintext
/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/*
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* STM32F4 memory setup.
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* Note: Use of ram1 and ram2 is mutually exclusive with use of ram0.
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* bl section is where we link the rusefi bootloader
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*/
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/* On devices with 256K RAM, use additional memory SRAM3. */
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/* STM32F40x do not have SRAM3 */
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/* STM32F42x and F46x have SRAM3 */
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RAM3_SIZE = DEFINED(STM32F4_HAS_SRAM3) ? 64k : 0;
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/* SDRAM */
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/* Only STM32F429I-Discovery has external SDRAM */
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SDRAM_SIZE = DEFINED(STM32_HAS_SDRAM) ? 8M : 0;
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MEMORY
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{
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bl : org = 0x08000000, len = 16k /* bootloader section */
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flash0 : org = DEFINED(BOOTLOADER) ? 0x08008000 : 0x08000000, len = DEFINED(BOOTLOADER) ? 736k : 768k /* change address & length if bootloader */
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flash1 : org = 0x00000000, len = 0
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flash2 : org = 0x00000000, len = 0
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flash3 : org = 0x00000000, len = 0
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flash4 : org = 0x00000000, len = 0
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flash5 : org = 0x00000000, len = 0
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flash6 : org = 0x00000000, len = 0
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flash7 : org = 0x00000000, len = 0
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ram0 : org = 0x20000000, len = 128k + RAM3_SIZE /* SRAM1 + SRAM2 + SRAM3 (optionally) */
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ram1 : org = 0x20000000, len = 112k /* SRAM1 */
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ram2 : org = 0x2001C000, len = 16k /* SRAM2 */
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ram3 : org = 0x20020000, len = RAM3_SIZE /* SRAM3 note: this will be 0 size on F40x devices */
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ram4 : org = 0x10000000, len = 64k /* CCM SRAM */
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ram5 : org = 0x40024000, len = 4k /* BCKP SRAM */
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ram6 : org = 0x00000000, len = 0
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ram7 : org = 0xD0000000, len = SDRAM_SIZE /* SDRAM */
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}
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/* For each data/text section two region are defined, a virtual region
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and a load region (_LMA suffix).*/
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/* Flash region to be used for exception vectors.*/
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REGION_ALIAS("VECTORS_FLASH", flash0);
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REGION_ALIAS("VECTORS_FLASH_LMA", flash0);
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/* Flash region to be used for constructors and destructors.*/
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REGION_ALIAS("XTORS_FLASH", flash0);
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REGION_ALIAS("XTORS_FLASH_LMA", flash0);
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/* Flash region to be used for code text.*/
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REGION_ALIAS("TEXT_FLASH", flash0);
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REGION_ALIAS("TEXT_FLASH_LMA", flash0);
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/* Flash region to be used for read only data.*/
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REGION_ALIAS("RODATA_FLASH", flash0);
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REGION_ALIAS("RODATA_FLASH_LMA", flash0);
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/* Flash region to be used for various.*/
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REGION_ALIAS("VARIOUS_FLASH", flash0);
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REGION_ALIAS("VARIOUS_FLASH_LMA", flash0);
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/* Flash region to be used for RAM(n) initialization data.*/
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REGION_ALIAS("RAM_INIT_FLASH_LMA", flash0);
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/* RAM region to be used for Main stack. This stack accommodates the processing
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of all exceptions and interrupts.*/
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REGION_ALIAS("MAIN_STACK_RAM", ram0);
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/* RAM region to be used for the process stack. This is the stack used by
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the main() function.*/
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REGION_ALIAS("PROCESS_STACK_RAM", ram0);
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/* RAM region to be used for data segment.*/
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REGION_ALIAS("DATA_RAM", ram0);
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REGION_ALIAS("DATA_RAM_LMA", flash0);
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/* RAM region to be used for BSS segment.*/
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REGION_ALIAS("BSS_RAM", ram0);
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/* RAM region to be used for the default heap.*/
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REGION_ALIAS("HEAP_RAM", ram0);
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/* RAM region to be used for SDRAM segment.*/
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REGION_ALIAS("SDRAM_RAM", ram7);
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/* Bootloader section */
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SECTIONS
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{
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.bl : ALIGN(4)
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{
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. = ALIGN(4);
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*(.bl)
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*(.bl.*)
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. = ALIGN(4);
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} > bl AT > bl
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}
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/* Generic rules inclusion.*/
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INCLUDE rules.ld
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