Skip to content

it8xxx2: add support for putting switch.S in ram code section #99116

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Nov 13, 2025
Merged

it8xxx2: add support for putting switch.S in ram code section #99116

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 7 additions & 0 deletions soc/ite/ec/it8xxx2/Kconfig
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -216,6 +216,13 @@ config SOC_IT8XXX2_LIBRARY_TO_RAM
If this is selected it means that there is a library that needs to be excluded
from the text section.

config SOC_IT8XXX2_SWITCH_IN_RAM
bool "Place switch handling code in RAM"
select SOC_IT8XXX2_USE_ILM
select SOC_IT8XXX2_LIBRARY_TO_RAM
help
Place content switching code in ILM for better performance.

config SOC_IT8XXX2_SERIAL_IN_RAM
bool "Place serial handling code in RAM"
select SOC_IT8XXX2_USE_ILM
Expand Down
9 changes: 9 additions & 0 deletions soc/ite/ec/it8xxx2/linker.ld
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -173,6 +173,9 @@ SECTIONS
#ifdef CONFIG_SOC_IT8XXX2_LIBRARY_TO_RAM
*(EXCLUDE_FILE (
#endif
#ifdef CONFIG_SOC_IT8XXX2_SWITCH_IN_RAM
*libarch__riscv__core.a:*
#endif
#ifdef CONFIG_SOC_IT8XXX2_SERIAL_IN_RAM
*libdrivers__serial.a:*
#endif
Expand All @@ -191,6 +194,9 @@ SECTIONS
#ifdef CONFIG_SOC_IT8XXX2_LIBRARY_TO_RAM
*(EXCLUDE_FILE (
#endif
#ifdef CONFIG_SOC_IT8XXX2_SWITCH_IN_RAM
*libarch__riscv__core.a:*
#endif
#ifdef CONFIG_SOC_IT8XXX2_SERIAL_IN_RAM
*libdrivers__serial.a:*
#endif
Expand Down Expand Up @@ -227,6 +233,9 @@ SECTIONS
KEEP(*(".exception.entry.*"))
*(".exception.other.*")
#endif
#ifdef CONFIG_SOC_IT8XXX2_SWITCH_IN_RAM
*libarch__riscv__core.a:*(.text .text.*)
#endif
#ifdef CONFIG_SOC_IT8XXX2_SERIAL_IN_RAM
*libdrivers__serial.a:*(.text .text.*)
*libdrivers__serial.a:*(.rodata .rodata.*)
Expand Down