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sections_ld: add description to .flash.rodata_noload

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This commit also move _rodata_reserved_end symbol right at the entry of
the .flash.rodata_noload.
This commit is contained in:
Armando
2023-02-03 18:28:23 +08:00
parent 34e77d6ccd
commit 4c878eeb0a
7 changed files with 63 additions and 8 deletions
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10
components/esp_system/ld/esp32/sections.ld.in
View File

@@ -324,11 +324,19 @@ SECTIONS
_flash_rodata_align = ALIGNOF(.flash.rodata);
/*
This section is a place where we dump all the rodata which aren't used at runtime,
so as to avoid binary size increase
*/
.flash.rodata_noload (NOLOAD) :
{
/*
This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address
We don't need to include the noload rodata in this section
*/
_rodata_reserved_end = ABSOLUTE(.);
. = ALIGN (4);
mapping[rodata_noload]
_rodata_reserved_end = ABSOLUTE(.); /* This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address */
} > default_rodata_seg
.flash.text :

10
components/esp_system/ld/esp32c2/sections.ld.in
View File

@@ -245,11 +245,19 @@ SECTIONS
__eh_frame_hdr_end = ABSOLUTE(.);
} > default_rodata_seg
/*
This section is a place where we dump all the rodata which aren't used at runtime,
so as to avoid binary size increase
*/
.flash.rodata_noload (NOLOAD) :
{
/*
This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address
We don't need to include the noload rodata in this section
*/
_rodata_reserved_end = ABSOLUTE(.);
. = ALIGN (4);
mapping[rodata_noload]
_rodata_reserved_end = ABSOLUTE(.); /* This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address */
} > default_rodata_seg
/* Marks the end of IRAM code segment */

10
components/esp_system/ld/esp32c3/sections.ld.in
View File

@@ -355,11 +355,19 @@ SECTIONS
__eh_frame_hdr_end = ABSOLUTE(.);
} > default_rodata_seg
/*
This section is a place where we dump all the rodata which aren't used at runtime,
so as to avoid binary size increase
*/
.flash.rodata_noload (NOLOAD) :
{
/*
This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address
We don't need to include the noload rodata in this section
*/
_rodata_reserved_end = ABSOLUTE(.);
. = ALIGN (4);
mapping[rodata_noload]
_rodata_reserved_end = ABSOLUTE(.); /* This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address */
} > default_rodata_seg
/* Marks the end of IRAM code segment */

10
components/esp_system/ld/esp32c6/sections.ld.in
View File

@@ -388,11 +388,19 @@ SECTIONS
__eh_frame_hdr_end = ABSOLUTE(.);
} > default_rodata_seg
/*
This section is a place where we dump all the rodata which aren't used at runtime,
so as to avoid binary size increase
*/
.flash.rodata_noload (NOLOAD) :
{
/*
This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address
We don't need to include the noload rodata in this section
*/
_rodata_reserved_end = ABSOLUTE(.);
. = ALIGN (4);
mapping[rodata_noload]
_rodata_reserved_end = ABSOLUTE(.); /* This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address */
} > default_rodata_seg
/* Marks the end of data, bss and possibly rodata */

11
components/esp_system/ld/esp32h4/sections.ld.in
View File

@@ -358,11 +358,18 @@ SECTIONS
__eh_frame_hdr_end = ABSOLUTE(.);
} > default_rodata_seg
/*
This section is a place where we dump all the rodata which aren't used at runtime,
so as to avoid binary size increase
*/
.flash.rodata_noload (NOLOAD) :
{
/*
This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address
We don't need to include the noload rodata in this section
*/
_rodata_reserved_end = ABSOLUTE(.);
. = ALIGN (4);
/* Empty for now, only a container for `_rodata_reserved_end` symbol, add needed rodata noload mappings here if needed */
_rodata_reserved_end = ABSOLUTE(.); /* This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address */
} > default_rodata_seg
/* Marks the end of IRAM code segment */

10
components/esp_system/ld/esp32s2/sections.ld.in
View File

@@ -340,11 +340,19 @@ SECTIONS
_flash_rodata_align = ALIGNOF(.flash.rodata);
/*
This section is a place where we dump all the rodata which aren't used at runtime,
so as to avoid binary size increase
*/
.flash.rodata_noload (NOLOAD) :
{
/*
This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address
We don't need to include the noload rodata in this section
*/
_rodata_reserved_end = ABSOLUTE(.);
. = ALIGN (4);
mapping[rodata_noload]
_rodata_reserved_end = ABSOLUTE(.); /* This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address */
} > default_rodata_seg
.flash.text :

10
components/esp_system/ld/esp32s3/sections.ld.in
View File

@@ -366,11 +366,19 @@ SECTIONS
_flash_rodata_align = ALIGNOF(.flash.rodata);
/*
This section is a place where we dump all the rodata which aren't used at runtime,
so as to avoid binary size increase
*/
.flash.rodata_noload (NOLOAD) :
{
/*
This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address
We don't need to include the noload rodata in this section
*/
_rodata_reserved_end = ABSOLUTE(.);
. = ALIGN (4);
mapping[rodata_noload]
_rodata_reserved_end = ABSOLUTE(.); /* This is a symbol marking the flash.rodata end, this can be used for mmu driver to maintain virtual address */
} > default_rodata_seg
/**