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Merge branch 'bugfix/flash_text_alignment_cache_issue' into 'master'

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build: fix cache issue when .flash.text section alignment is uncommon

Closes IDF-2992

See merge request espressif/esp-idf!12841
This commit is contained in:
Angus Gratton 2021-03-25 04:49:32 +00:00
commit f9d807d7c4
2 changed files with 20 additions and 2 deletions
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11
components/esp32c3/ld/esp32c3.project.ld.in
View File

@ -237,9 +237,18 @@ SECTIONS
_flash_cache_start = ABSOLUTE(0);
} > default_code_seg
/**
* This dummy section represents the .flash.text section but in default_rodata_seg.
* Thus, it must have its alignement and (at least) its size.
*/
.flash_rodata_dummy (NOLOAD):
{
. = SIZEOF(.flash.text);
/* Start at the same alignement constraint than .flash.text */
. = ALIGN(ALIGNOF(.flash.text));
/* Create an empty gap as big as .flash.text section */
. = . + SIZEOF(.flash.text);
/* Prepare the alignement of the section above. Few bytes (0x20) must be
* added for the mapping header. */
. = ALIGN(0x10000) + 0x20;
_rodata_reserved_start = .;
} > default_rodata_seg

11
components/esp32s3/ld/esp32s3.project.ld.in
View File

@ -268,9 +268,18 @@ SECTIONS
_flash_cache_start = ABSOLUTE(0);
} > default_code_seg
/**
* This dummy section represents the .flash.text section but in default_rodata_seg.
* Thus, it must have its alignement and (at least) its size.
*/
.flash_rodata_dummy (NOLOAD):
{
. = SIZEOF(.flash.text);
/* Start at the same alignement constraint than .flash.text */
. = ALIGN(ALIGNOF(.flash.text));
/* Create an empty gap as big as .flash.text section */
. = . + SIZEOF(.flash.text);
/* Prepare the alignement of the section above. Few bytes (0x20) must be
* added for the mapping header. */
. = ALIGN(0x10000) + 0x20;
_rodata_reserved_start = .;
} > default_rodata_seg