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NUCLEO_L4R5ZI: Fix alignment of execute region to 8byte boundary #8554

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Merged
merged 1 commit into from
Oct 27, 2018
Merged

NUCLEO_L4R5ZI: Fix alignment of execute region to 8byte boundary #8554

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4 changes: 2 additions & 2 deletions ...s/TARGET_STM/TARGET_STM32L4/TARGET_STM32L4R5xI/device/TOOLCHAIN_ARM_MICRO/stm32l4r5xx.sct
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Original file line number Diff line number Diff line change
Expand Up @@ -45,8 +45,8 @@ LR_IROM1 MBED_APP_START MBED_APP_SIZE { ; load region size_region
.ANY (+RO)
}

; Total: 111 vectors = 444 bytes (0x1BC) to be reserved in RAM
RW_IRAM1 (0x20000000+0x1BC) (0xA0000-0x1BC) { ; RW data
; Total: 111 vectors = 444 bytes (0x1BC) (+ 4 bytes for 8-byte alignment) to be reserved in RAM
RW_IRAM1 (0x20000000+0x1C0) (0xA0000-0x1C0) { ; RW data
.ANY (+RW +ZI)
}
}
4 changes: 2 additions & 2 deletions ...ets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L4R5xI/device/TOOLCHAIN_ARM_STD/stm32l4r5xx.sct
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Original file line number Diff line number Diff line change
Expand Up @@ -45,8 +45,8 @@ LR_IROM1 MBED_APP_START MBED_APP_SIZE { ; load region size_region
.ANY (+RO)
}

; Total: 111 vectors = 444 bytes (0x1BC) to be reserved in RAM
RW_IRAM1 (0x20000000+0x1BC) (0xA0000-0x1BC) { ; RW data
; Total: 111 vectors = 444 bytes (0x1BC) (+ 4 bytes for 8-byte alignment) to be reserved in RAM
RW_IRAM1 (0x20000000+0x1C0) (0xA0000-0x1C0) { ; RW data
.ANY (+RW +ZI)
}
}
16 changes: 9 additions & 7 deletions targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L4R5xI/device/TOOLCHAIN_GCC_ARM/stm32l4r5xx.ld
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Expand Up @@ -7,10 +7,11 @@
#endif

/* Linker script to configure memory regions. */
/* Total: 111 vectors = 444 bytes (0x1BC) (+ 4 bytes for 8-byte alignment) to be reserved in RAM */
MEMORY
{
FLASH (rx) : ORIGIN = MBED_APP_START, LENGTH = MBED_APP_SIZE
SRAM1 (rwx) : ORIGIN = 0x200001BC, LENGTH = 640k - 0x1BC
SRAM1 (rwx) : ORIGIN = 0x200001C0, LENGTH = 640k - 0x1C0
}

/* Linker script to place sections and symbol values. Should be used together
Expand Down Expand Up @@ -92,28 +93,29 @@ SECTIONS
*(vtable)
*(.data*)

. = ALIGN(4);
. = ALIGN(8);
/* preinit data */
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP(*(.preinit_array))
PROVIDE_HIDDEN (__preinit_array_end = .);

. = ALIGN(4);
. = ALIGN(8);
/* init data */
PROVIDE_HIDDEN (__init_array_start = .);
KEEP(*(SORT(.init_array.*)))
KEEP(*(.init_array))
PROVIDE_HIDDEN (__init_array_end = .);

. = ALIGN(4);

. = ALIGN(8);
/* finit data */
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP(*(SORT(.fini_array.*)))
KEEP(*(.fini_array))
PROVIDE_HIDDEN (__fini_array_end = .);

KEEP(*(.jcr*))
. = ALIGN(4);
. = ALIGN(8);
/* All data end */
__data_end__ = .;
_edata = .;
Expand All @@ -122,12 +124,12 @@ SECTIONS

.bss :
{
. = ALIGN(4);
. = ALIGN(8);
__bss_start__ = .;
_sbss = .;
*(.bss*)
*(COMMON)
. = ALIGN(4);
. = ALIGN(8);
__bss_end__ = .;
_ebss = .;
} > SRAM1
Expand Down
4 changes: 2 additions & 2 deletions targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L4R5xI/device/TOOLCHAIN_IAR/stm32l4r5xx.icf
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Expand Up @@ -7,8 +7,8 @@ define symbol __region_ROM_start__ = MBED_APP_START;
define symbol __region_ROM_end__ = MBED_APP_START + MBED_APP_SIZE - 1;

/* [RAM = 640KB = 0xA0000] */
/* Vector table dynamic copy: Total: 111 vectors = 444 bytes (0x1BC) to be reserved in RAM */
/* Reserved 448 bytes (0x1C0) to be aligned on 8 bytes (448 = 56 x 8) */
/* Vector table dynamic copy */
/* Total: 111 vectors = 444 bytes (0x1BC) (+ 4 bytes for 8-byte alignment) to be reserved in RAM */
define symbol __NVIC_start__ = 0x20000000;
define symbol __NVIC_end__ = 0x20000000 + 0x1C0 - 1;
define symbol __region_SRAM1_start__ = 0x20000000 + 0x1C0;
Expand Down