diff options
| author | Himanshu Chauhan <hchauhan@ventanamicro.com> | 2023-01-19 18:18:23 +0300 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2023-01-23 07:36:14 +0300 |
| commit | 2f40a99c9e0876ac543e918191b2e06ab8a0fdc5 (patch) | |
| tree | 7b2dcb4bc62ce3df5ddc0c97a88b8ad7e3b459cd | |
| parent | fefa5488038584a6376a8f361e74ccc2183dd50b (diff) | |
| download | opensbi-2f40a99c9e0876ac543e918191b2e06ab8a0fdc5.tar.xz | |
firmware: Move dynsym and reladyn sections to RX section
Currently, the dynsym and reladyn sections are under RW data.
They are moved to the Read-only/Executable region.
Signed-off-by: Himanshu Chauhan <hchauhan@ventanamicro.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
| -rw-r--r-- | firmware/fw_base.ldS | 41 |
1 files changed, 22 insertions, 19 deletions
diff --git a/firmware/fw_base.ldS b/firmware/fw_base.ldS index 5411bbd..9a1304e 100644 --- a/firmware/fw_base.ldS +++ b/firmware/fw_base.ldS @@ -30,23 +30,39 @@ /* Beginning of the read-only data sections */ + PROVIDE(_rodata_start = .); + .rodata : { - PROVIDE(_rodata_start = .); *(.rodata .rodata.*) . = ALIGN(8); - PROVIDE(_rodata_end = .); } - /* End of the read-only data sections */ - . = ALIGN(0x1000); /* Ensure next section is page aligned */ + .dynsym : { + PROVIDE(__dyn_sym_start = .); + *(.dynsym) + PROVIDE(__dyn_sym_end = .); + } + + .rela.dyn : { + PROVIDE(__rel_dyn_start = .); + *(.rela*) + . = ALIGN(8); + PROVIDE(__rel_dyn_end = .); + } + + PROVIDE(_rodata_end = .); + + /* End of the read-only data sections */ + /* - * PMP regions must be to be power-of-2. RO/RW will have separate + * PMP regions must be to be power-of-2. RX/RW will have separate * regions, so ensure that the split is power-of-2. */ - . = ALIGN(1 << LOG2CEIL(SIZEOF(.rodata) + SIZEOF(.text))); + . = ALIGN(1 << LOG2CEIL((SIZEOF(.rodata) + SIZEOF(.text) + + SIZEOF(.dynsym) + SIZEOF(.rela.dyn)))); PROVIDE(_fw_rw_offset = (. - _fw_start)); @@ -67,19 +83,6 @@ PROVIDE(_data_end = .); } - .dynsym : { - PROVIDE(__dyn_sym_start = .); - *(.dynsym) - PROVIDE(__dyn_sym_end = .); - } - - .rela.dyn : { - PROVIDE(__rel_dyn_start = .); - *(.rela*) - . = ALIGN(8); - PROVIDE(__rel_dyn_end = .); - } - . = ALIGN(0x1000); /* Ensure next section is page aligned */ .bss : |