esp-hal/esp-hal-common/ld/sections/stack.x
Björn Quentin c1912fc079
C6/H2: flip-link feature (#1008)
* C6/H2: flip-link feature

* CHANGELOG.md entry

* Include .wifiextrairam in .rwtext.wifi

* Set exception code 14 if SP was out of bounds
2023-12-11 12:45:07 +00:00

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#IF flip-link
/* no Xtensa chip is supported - so we can assume RISC-V */
SECTIONS {
/* must be last segment using RWDATA */
.stack (NOLOAD) : ALIGN(4)
{
_stack_end = ABSOLUTE(.);
_stack_end_cpu0 = ABSOLUTE(.);
/* Since we cannot know how much the alignment padding of the sections will add we shrink the stack for "the worst case"
*/
. = . + LENGTH(RWDATA) - (SIZEOF(.trap) + SIZEOF(.rwtext) + SIZEOF(.rwtext.wifi) + SIZEOF(.data) + SIZEOF(.bss) + SIZEOF(.noinit) + SIZEOF(.data.wifi)) - 304;
. = ALIGN (4);
_stack_start = ABSOLUTE(.);
_stack_start_cpu0 = ABSOLUTE(.);
} > RWDATA
}
INSERT BEFORE .trap;
#ELSE
SECTIONS {
/* must be last segment using RWDATA */
.stack (NOLOAD) : ALIGN(4)
{
. = ALIGN (4);
_stack_end = ABSOLUTE(.);
_stack_end_cpu0 = ABSOLUTE(.);
} > RWDATA
}
PROVIDE(_stack_start = ORIGIN(RWDATA) + LENGTH(RWDATA));
PROVIDE(_stack_start_cpu0 = ORIGIN(RWDATA) + LENGTH(RWDATA));
#ENDIF