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feat(cpu_region_protect): Enable basic memory protection for SPIRAM

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harshal.patil
2025-05-21 15:36:41 +05:30
parent 8d42a711c4
commit 29f7654c2b
12 changed files with 287 additions and 20 deletions
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components/esp_system/ld/esp32p4/sections.ld.in
+11
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@@ -295,6 +295,11 @@ SECTIONS
*/
. += _esp_flash_mmap_prefetch_pad_size;
#if CONFIG_SPIRAM_FETCH_INSTRUCTIONS
/* Align the end of flash text region as per PMP granularity */
. = ALIGN(_esp_pmp_align_size);
#endif // CONFIG_SPIRAM_FETCH_INSTRUCTIONS
_text_end = ABSOLUTE(.);
/**
* Mark the flash.text end.
@@ -444,6 +449,12 @@ SECTIONS
*(.tdata .tdata.* .gnu.linkonce.td.*)
. = ALIGN(ALIGNOF(.flash.tbss));
#if CONFIG_SPIRAM_RODATA
/* Align the end of flash rodata region as per PMP granularity */
. = ALIGN(_esp_pmp_align_size);
#endif // CONFIG_SPIRAM_RODATA
_thread_local_data_end = ABSOLUTE(.);
} > rodata_seg_low
ASSERT_SECTIONS_GAP(.flash.tdata, .flash.tbss)