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Fixed stack location problem for disco and nucleo boards. 

Move main ram to the 32k L4-SRAM2 which is being retained on in
standby mode. The additional 96k ram comes second.
The new memory layout preserves all vectors and stack in standby mode
pull/1353/head
Helmut Tschemernjak 2015-09-25 10:59:36 +02:00
parent d8ad8e8bf5
commit cef2da3c75
12 changed files with 32 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_DISCO_L476VG/TOOLCHAIN_ARM_MICRO/startup_stm32l476xx.s
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@ -52,8 +52,7 @@ Stack_Size EQU 0x00000400
Stack_Mem SPACE Stack_Size
;FAIL __initial_sp EQU 0x20020000 ; Top of RAM
__initial_sp
__initial_sp EQU 0x10008000 ; Top of RAM, L4-ECC-SRAM2 retained in standby
; <h> Heap Configuration
; <o> Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>

4
libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_DISCO_L476VG/TOOLCHAIN_ARM_MICRO/stm32l476xx.sct
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@ -37,11 +37,11 @@ LR_IROM1 0x08000000 0x100000 { ; load region size_region
}
; Total: 98 vectors = 392 bytes (0x188) to be reserved in RAM
RW_IRAM1 (0x20000000+0x188) (0x20000-0x188) { ; RW data
RW_IRAM1 (0x10000000+0x188) (0x08000-0x188) { ; RW data 32k L4-ECC-SRAM2 retained in standby
.ANY (+RW +ZI)
}
RW_IRAM2 0x10000000 0x00008000 {
RW_IRAM2 0x20000000 0x00018000 { ; RW data 96k L4-SRAM1
.ANY (+RW +ZI)
}

2
libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_DISCO_L476VG/TOOLCHAIN_ARM_STD/startup_stm32l476xx.s
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@ -39,7 +39,7 @@
;
;*******************************************************************************
__initial_sp EQU 0x20020000 ; Top of RAM
__initial_sp EQU 0x10008000 ; Top of RAM, L4-ECC-SRAM2 retained in standby
PRESERVE8
THUMB

4
libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_DISCO_L476VG/TOOLCHAIN_ARM_STD/stm32l476xx.sct
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@ -37,11 +37,11 @@ LR_IROM1 0x08000000 0x100000 { ; load region size_region
}
; Total: 98 vectors = 392 bytes (0x188) to be reserved in RAM
RW_IRAM1 (0x20000000+0x188) (0x20000-0x188) { ; RW data
RW_IRAM1 (0x10000000+0x188) (0x08000-0x188) { ; RW data 32k L4-ECC-SRAM2 retained in standby
.ANY (+RW +ZI)
}
RW_IRAM2 0x10000000 0x00008000 {
RW_IRAM2 0x20000000 0x00018000 { ; RW data 96k L4-SRAM1
.ANY (+RW +ZI)
}

3
libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_DISCO_L476VG/TOOLCHAIN_GCC_ARM/STM32L476XX.ld
View File

@ -2,7 +2,8 @@
MEMORY
{
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 1024K
RAM (rwx) : ORIGIN = 0x20000188, LENGTH = 128K - 0x188
RAM (rwx) : ORIGIN = 0x10000188, LENGTH = 32k - 0x188
RAM2 (rwx) : ORIGIN = 0x20000000, LENGTH = 96k
}
/* Linker script to place sections and symbol values. Should be used together

16
libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_DISCO_L476VG/TOOLCHAIN_IAR/stm32l476xx.icf
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@ -3,14 +3,14 @@ define symbol __intvec_start__ = 0x08000000;
define symbol __region_ROM_start__ = 0x08000000;
define symbol __region_ROM_end__ = 0x080FFFFF;
/* [RAM = 128kb = 0x20000] */
/* [RAM = 96kb + 32kb = 0x20000] */
/* Vector table dynamic copy: Total: 98 vectors = 392 bytes (0x188) to be reserved in RAM */
define symbol __NVIC_start__ = 0x20000000;
define symbol __NVIC_end__ = 0x20000187; /* Aligned on 8 bytes (392 = 49 x 8) */
define symbol __region_RAM_start__ = 0x20000188;
define symbol __region_RAM_end__ = 0x2001FFFF;
define symbol __region_SRAM2_start__ = 0x10000000;
define symbol __region_SRAM2_end__ = 0x10007FFF;
define symbol __NVIC_start__ = 0x10000000;
define symbol __NVIC_end__ = 0x10000187; /* Aligned on 8 bytes (392 = 49 x 8) */
define symbol __region_RAM_start__ = 0x10000188;
define symbol __region_RAM_end__ = 0x10007FFF;
define symbol __region_SRAM2_start__ = 0x20000000;
define symbol __region_SRAM2_end__ = 0x20017FFF;
/* Memory regions */
define memory mem with size = 4G;
@ -32,4 +32,4 @@ place at address mem:__intvec_start__ { readonly section .intvec };
place in ROM_region { readonly };
place in RAM_region { readwrite, block STACKHEAP };
place in SRAM2_region { };
place in SRAM2_region { };

3
libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_NUCLEO_L476RG/TOOLCHAIN_ARM_MICRO/startup_stm32l476xx.s
View File

@ -52,8 +52,7 @@ Stack_Size EQU 0x00000400
Stack_Mem SPACE Stack_Size
;FAIL __initial_sp EQU 0x20020000 ; Top of RAM
__initial_sp
__initial_sp EQU 0x10008000 ; Top of RAM, L4-ECC-SRAM2 retained in standby
; <h> Heap Configuration
; <o> Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>

4
libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_NUCLEO_L476RG/TOOLCHAIN_ARM_MICRO/stm32l476xx.sct
View File

@ -37,11 +37,11 @@ LR_IROM1 0x08000000 0x100000 { ; load region size_region
}
; Total: 98 vectors = 392 bytes (0x188) to be reserved in RAM
RW_IRAM1 (0x20000000+0x188) (0x20000-0x188) { ; RW data
RW_IRAM1 (0x10000000+0x188) (0x08000-0x188) { ; RW data 32k L4-ECC-SRAM2 retained in standby
.ANY (+RW +ZI)
}
RW_IRAM2 0x10000000 0x00008000 {
RW_IRAM2 0x20000000 0x00018000 { ; RW data 96k L4-SRAM1
.ANY (+RW +ZI)
}

2
libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_NUCLEO_L476RG/TOOLCHAIN_ARM_STD/startup_stm32l476xx.s
View File

@ -39,7 +39,7 @@
;
;*******************************************************************************
__initial_sp EQU 0x20020000 ; Top of RAM
__initial_sp EQU 0x10008000 ; Top of RAM, L4-ECC-SRAM2 retained in standby
PRESERVE8
THUMB

4
libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_NUCLEO_L476RG/TOOLCHAIN_ARM_STD/stm32l476xx.sct
View File

@ -37,11 +37,11 @@ LR_IROM1 0x08000000 0x100000 { ; load region size_region
}
; Total: 98 vectors = 392 bytes (0x188) to be reserved in RAM
RW_IRAM1 (0x20000000+0x188) (0x20000-0x188) { ; RW data
RW_IRAM1 (0x10000000+0x188) (0x08000-0x188) { ; RW data 32k L4-ECC-SRAM2 retained in standby
.ANY (+RW +ZI)
}
RW_IRAM2 0x10000000 0x00008000 {
RW_IRAM2 0x20000000 0x00018000 { ; RW data 96k L4-SRAM1
.ANY (+RW +ZI)
}

3
libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_NUCLEO_L476RG/TOOLCHAIN_GCC_ARM/STM32L476XX.ld
View File

@ -2,7 +2,8 @@
MEMORY
{
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 1024K
RAM (rwx) : ORIGIN = 0x20000188, LENGTH = 128K - 0x188
RAM (rwx) : ORIGIN = 0x10000188, LENGTH = 32k - 0x188
RAM2 (rwx) : ORIGIN = 0x20000000, LENGTH = 96k
}
/* Linker script to place sections and symbol values. Should be used together

16
libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_NUCLEO_L476RG/TOOLCHAIN_IAR/stm32l476xx.icf
View File

@ -3,14 +3,14 @@ define symbol __intvec_start__ = 0x08000000;
define symbol __region_ROM_start__ = 0x08000000;
define symbol __region_ROM_end__ = 0x080FFFFF;
/* [RAM = 128kb = 0x20000] */
/* [RAM = 96kb + 32kb = 0x20000] */
/* Vector table dynamic copy: Total: 98 vectors = 392 bytes (0x188) to be reserved in RAM */
define symbol __NVIC_start__ = 0x20000000;
define symbol __NVIC_end__ = 0x20000187; /* Aligned on 8 bytes (392 = 49 x 8) */
define symbol __region_RAM_start__ = 0x20000188;
define symbol __region_RAM_end__ = 0x2001FFFF;
define symbol __region_SRAM2_start__ = 0x10000000;
define symbol __region_SRAM2_end__ = 0x10007FFF;
define symbol __NVIC_start__ = 0x10000000;
define symbol __NVIC_end__ = 0x10000187; /* Aligned on 8 bytes (392 = 49 x 8) */
define symbol __region_RAM_start__ = 0x10000188;
define symbol __region_RAM_end__ = 0x10007FFF;
define symbol __region_SRAM2_start__ = 0x20000000;
define symbol __region_SRAM2_end__ = 0x20017FFF;
/* Memory regions */
define memory mem with size = 4G;
@ -32,4 +32,4 @@ place at address mem:__intvec_start__ { readonly section .intvec };
place in ROM_region { readonly };
place in RAM_region { readwrite, block STACKHEAP };
place in SRAM2_region { };
place in SRAM2_region { };