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stm32/boards: Factor out common data/bss/heap/stack linker sections. 

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George 2020-10-29 23:07:51 +11:00
parent a866f868f8
commit df3b466d6c
11 changed files with 84 additions and 292 deletions
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37
ports/stm32/boards/PYBD_SF2/f722_qspi.ld
View File

@ -72,39 +72,6 @@ SECTIONS
_etext = .;
} >FLASH_APP
_sidata = LOADADDR(.data);
.data :
{
. = ALIGN(4);
_sdata = .;
*(.data*)
. = ALIGN(4);
_edata = .;
} >RAM AT> FLASH_APP
.bss :
{
. = ALIGN(4);
_sbss = .;
*(.bss*)
*(COMMON)
. = ALIGN(4);
_ebss = .;
} >RAM
.heap :
{
. = ALIGN(4);
. = . + _minimum_heap_size;
. = ALIGN(4);
} >RAM
.stack :
{
. = ALIGN(4);
. = . + _minimum_stack_size;
. = ALIGN(4);
} >RAM
INCLUDE common_extratext_data_in_flash_app.ld
INCLUDE common_bss_heap_stack.ld
}

36
ports/stm32/boards/PYBD_SF6/f767.ld
View File

@ -62,38 +62,6 @@ SECTIONS
_etext = .;
} >FLASH_APP
_sidata = LOADADDR(.data);
.data :
{
. = ALIGN(4);
_sdata = .;
*(.data*)
. = ALIGN(4);
_edata = .;
} >RAM AT> FLASH_APP
.bss :
{
. = ALIGN(4);
_sbss = .;
*(.bss*)
*(COMMON)
. = ALIGN(4);
_ebss = .;
} >RAM
.heap :
{
. = ALIGN(4);
. = . + _minimum_heap_size;
. = ALIGN(4);
} >RAM
.stack :
{
. = ALIGN(4);
. = . + _minimum_stack_size;
. = ALIGN(4);
} >RAM
INCLUDE common_extratext_data_in_flash_app.ld
INCLUDE common_bss_heap_stack.ld
}

41
ports/stm32/boards/STM32F769DISC/f769_qspi.ld
View File

@ -68,43 +68,6 @@ SECTIONS
_etext = .;
} >FLASH_APP
/* Used by the startup to initialize data */
_sidata = LOADADDR(.data);
/* The initialized data section */
.data :
{
. = ALIGN(4);
_sdata = .;
*(.data*)
. = ALIGN(4);
_edata = .;
} >RAM AT> FLASH_APP
/* The uninitialized (zeroed) data section */
.bss :
{
. = ALIGN(4);
_sbss = .;
*(.bss*)
*(COMMON)
. = ALIGN(4);
_ebss = .;
} >RAM
/* Define the start of the heap, and make sure we have a minimum size */
.heap :
{
. = ALIGN(4);
. = . + _minimum_heap_size;
. = ALIGN(4);
} >RAM
/* Just checks there is enough RAM for the stack */
.stack :
{
. = ALIGN(4);
. = . + _minimum_stack_size;
. = ALIGN(4);
} >RAM
INCLUDE common_extratext_data_in_flash_app.ld
INCLUDE common_bss_heap_stack.ld
}

48
ports/stm32/boards/common_basic.ld
View File

@ -37,50 +37,6 @@ SECTIONS
_etext = .; /* define a global symbol at end of code */
} >FLASH
/* used by the startup to initialize data */
_sidata = LOADADDR(.data);
/* This is the initialized data section
The program executes knowing that the data is in the RAM
but the loader puts the initial values in the FLASH (inidata).
It is one task of the startup to copy the initial values from FLASH to RAM. */
.data :
{
. = ALIGN(4);
_sdata = .; /* create a global symbol at data start; used by startup code in order to initialise the .data section in RAM */
*(.data*) /* .data* sections */
. = ALIGN(4);
_edata = .; /* define a global symbol at data end; used by startup code in order to initialise the .data section in RAM */
} >RAM AT> FLASH
/* Uninitialized data section */
.bss :
{
. = ALIGN(4);
_sbss = .; /* define a global symbol at bss start; used by startup code */
*(.bss*)
*(COMMON)
. = ALIGN(4);
_ebss = .; /* define a global symbol at bss end; used by startup code and GC */
} >RAM
/* this is to define the start of the heap, and make sure we have a minimum size */
.heap :
{
. = ALIGN(4);
. = . + _minimum_heap_size;
. = ALIGN(4);
} >RAM
/* this just checks there is enough RAM for the stack */
.stack :
{
. = ALIGN(4);
. = . + _minimum_stack_size;
. = ALIGN(4);
} >RAM
.ARM.attributes 0 : { *(.ARM.attributes) }
INCLUDE common_extratext_data_in_flash.ld
INCLUDE common_bss_heap_stack.ld
}

48
ports/stm32/boards/common_bl.ld
View File

@ -37,50 +37,6 @@ SECTIONS
_etext = .; /* define a global symbol at end of code */
} >FLASH_APP
/* used by the startup to initialize data */
_sidata = LOADADDR(.data);
/* This is the initialized data section
The program executes knowing that the data is in the RAM
but the loader puts the initial values in the FLASH (inidata).
It is one task of the startup to copy the initial values from FLASH to RAM. */
.data :
{
. = ALIGN(4);
_sdata = .; /* create a global symbol at data start; used by startup code in order to initialise the .data section in RAM */
*(.data*) /* .data* sections */
. = ALIGN(4);
_edata = .; /* define a global symbol at data end; used by startup code in order to initialise the .data section in RAM */
} >RAM AT> FLASH_APP
/* Uninitialized data section */
.bss :
{
. = ALIGN(4);
_sbss = .; /* define a global symbol at bss start; used by startup code */
*(.bss*)
*(COMMON)
. = ALIGN(4);
_ebss = .; /* define a global symbol at bss end; used by startup code and GC */
} >RAM
/* this is to define the start of the heap, and make sure we have a minimum size */
.heap :
{
. = ALIGN(4);
. = . + _minimum_heap_size;
. = ALIGN(4);
} >RAM
/* this just checks there is enough RAM for the stack */
.stack :
{
. = ALIGN(4);
. = . + _minimum_stack_size;
. = ALIGN(4);
} >RAM
.ARM.attributes 0 : { *(.ARM.attributes) }
INCLUDE common_extratext_data_in_flash_app.ld
INCLUDE common_bss_heap_stack.ld
}

48
ports/stm32/boards/common_blifs.ld
View File

@ -37,50 +37,6 @@ SECTIONS
_etext = .; /* define a global symbol at end of code */
} >FLASH_TEXT
/* used by the startup to initialize data */
_sidata = LOADADDR(.data);
/* This is the initialized data section
The program executes knowing that the data is in the RAM
but the loader puts the initial values in the FLASH (inidata).
It is one task of the startup to copy the initial values from FLASH to RAM. */
.data :
{
. = ALIGN(4);
_sdata = .; /* create a global symbol at data start; used by startup code in order to initialise the .data section in RAM */
*(.data*) /* .data* sections */
. = ALIGN(4);
_edata = .; /* define a global symbol at data end; used by startup code in order to initialise the .data section in RAM */
} >RAM AT> FLASH_TEXT
/* Uninitialized data section */
.bss :
{
. = ALIGN(4);
_sbss = .; /* define a global symbol at bss start; used by startup code */
*(.bss*)
*(COMMON)
. = ALIGN(4);
_ebss = .; /* define a global symbol at bss end; used by startup code and GC */
} >RAM
/* this is to define the start of the heap, and make sure we have a minimum size */
.heap :
{
. = ALIGN(4);
. = . + _minimum_heap_size;
. = ALIGN(4);
} >RAM
/* this just checks there is enough RAM for the stack */
.stack :
{
. = ALIGN(4);
. = . + _minimum_stack_size;
. = ALIGN(4);
} >RAM
.ARM.attributes 0 : { *(.ARM.attributes) }
INCLUDE common_extratext_data_in_flash_text.ld
INCLUDE common_bss_heap_stack.ld
}

28
ports/stm32/boards/common_bss_heap_stack.ld Normal file
View File

@ -0,0 +1,28 @@
/* This linker script fragment is intended to be included in SECTIONS. */
/* Zeroed-out data section */
.bss :
{
. = ALIGN(4);
_sbss = .;
*(.bss*)
*(COMMON)
. = ALIGN(4);
_ebss = .;
} >RAM
/* This is to define the start of the heap, and make sure there is a minimum size */
.heap :
{
. = ALIGN(4);
. = . + _minimum_heap_size;
. = ALIGN(4);
} >RAM
/* This checks there is enough RAM for the stack */
.stack :
{
. = ALIGN(4);
. = . + _minimum_stack_size;
. = ALIGN(4);
} >RAM

14
ports/stm32/boards/common_extratext_data_in_flash.ld Normal file
View File

@ -0,0 +1,14 @@
/* This linker script fragment is intended to be included in SECTIONS. */
/* Used by the start-up code to initialise data */
_sidata = LOADADDR(.data);
/* Initialised data section, start-up code will copy it from flash to RAM */
.data :
{
. = ALIGN(4);
_sdata = .;
*(.data*)
. = ALIGN(4);
_edata = .;
} >RAM AT> FLASH

14
ports/stm32/boards/common_extratext_data_in_flash_app.ld Normal file
View File

@ -0,0 +1,14 @@
/* This linker script fragment is intended to be included in SECTIONS. */
/* Used by the start-up code to initialise data */
_sidata = LOADADDR(.data);
/* Initialised data section, start-up code will copy it from flash to RAM */
.data :
{
. = ALIGN(4);
_sdata = .;
*(.data*)
. = ALIGN(4);
_edata = .;
} >RAM AT> FLASH_APP

14
ports/stm32/boards/common_extratext_data_in_flash_text.ld Normal file
View File

@ -0,0 +1,14 @@
/* This linker script fragment is intended to be included in SECTIONS. */
/* Used by the start-up code to initialise data */
_sidata = LOADADDR(.data);
/* Initialised data section, start-up code will copy it from flash to RAM */
.data :
{
. = ALIGN(4);
_sdata = .;
*(.data*)
. = ALIGN(4);
_edata = .;
} >RAM AT> FLASH_TEXT

48
ports/stm32/boards/common_ifs.ld
View File

@ -54,50 +54,6 @@ SECTIONS
_etext = .; /* define a global symbol at end of code */
} >FLASH_TEXT
/* used by the startup to initialize data */
_sidata = LOADADDR(.data);
/* This is the initialized data section
The program executes knowing that the data is in the RAM
but the loader puts the initial values in the FLASH (inidata).
It is one task of the startup to copy the initial values from FLASH to RAM. */
.data :
{
. = ALIGN(4);
_sdata = .; /* create a global symbol at data start; used by startup code in order to initialise the .data section in RAM */
*(.data*) /* .data* sections */
. = ALIGN(4);
_edata = .; /* define a global symbol at data end; used by startup code in order to initialise the .data section in RAM */
} >RAM AT> FLASH_TEXT
/* Uninitialized data section */
.bss :
{
. = ALIGN(4);
_sbss = .; /* define a global symbol at bss start; used by startup code */
*(.bss*)
*(COMMON)
. = ALIGN(4);
_ebss = .; /* define a global symbol at bss end; used by startup code and GC */
} >RAM
/* this is to define the start of the heap, and make sure we have a minimum size */
.heap :
{
. = ALIGN(4);
. = . + _minimum_heap_size;
. = ALIGN(4);
} >RAM
/* this just checks there is enough RAM for the stack */
.stack :
{
. = ALIGN(4);
. = . + _minimum_stack_size;
. = ALIGN(4);
} >RAM
.ARM.attributes 0 : { *(.ARM.attributes) }
INCLUDE common_extratext_data_in_flash_text.ld
INCLUDE common_bss_heap_stack.ld
}