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Improve SRAM use for IAR toolchain 

Use the entire SRAM2 with NVIC buffer + stack
  Increase HEAP size to 0x10000 in SRAM1
  Increase the available SRAM1 by 0x2000
pull/5844/head
adustm 2018-01-12 15:49:27 +01:00
parent a5403fd495
commit 5104f2d1cc
1 changed files with 5 additions and 6 deletions
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11
targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L475xG/device/TOOLCHAIN_IAR/stm32l475xx.icf
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@ -21,12 +21,11 @@ define region ROM_region = mem:[from __region_ROM_start__ to __region_ROM_end__]
define region SRAM2_region = mem:[from __region_SRAM2_start__ to __region_SRAM2_end__];
define region SRAM1_region = mem:[from __region_SRAM1_start__ to __region_SRAM1_end__];
/* Stack 1/8 and Heap 1/4 of RAM */
define symbol __size_cstack__ = 0x8000;
define symbol __size_heap__ = 0xa000;
/* Stack complete SRAM2 and Heap 2/3 of SRAM1 */
define symbol __size_cstack__ = 0x7e00;
define symbol __size_heap__ = 0x10000;
define block CSTACK with alignment = 8, size = __size_cstack__ { };
define block HEAP with alignment = 8, size = __size_heap__ { };
define block STACKHEAP with fixed order { block HEAP, block CSTACK };
initialize by copy with packing = zeros { readwrite };
do not initialize { section .noinit };
@ -34,5 +33,5 @@ do not initialize { section .noinit };
place at address mem:__intvec_start__ { readonly section .intvec };
place in ROM_region { readonly };
place in SRAM1_region { readwrite, block STACKHEAP };
place in SRAM2_region { };
place in SRAM1_region { readwrite, block HEAP };
place in SRAM2_region { block CSTACK };