diff options
Diffstat (limited to 'bl2/bl2_el3.ld.S')
| -rw-r--r-- | bl2/bl2_el3.ld.S | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/bl2/bl2_el3.ld.S b/bl2/bl2_el3.ld.S index dc398eb02..b6570ee3e 100644 --- a/bl2/bl2_el3.ld.S +++ b/bl2/bl2_el3.ld.S @@ -69,6 +69,16 @@ SECTIONS KEEP(*(cpu_ops)) __CPU_OPS_END__ = .; + /* + * Keep the .got section in the RO section as it is patched + * prior to enabling the MMU and having the .got in RO is better for + * security. GOT is a table of addresses so ensure 8-byte alignment. + */ + . = ALIGN(8); + __GOT_START__ = .; + *(.got) + __GOT_END__ = .; + . = ALIGN(PAGE_SIZE); __RODATA_END__ = .; } >ROM @@ -100,6 +110,16 @@ SECTIONS KEEP(*(.img_parser_lib_descs)) __PARSER_LIB_DESCS_END__ = .; + /* + * Keep the .got section in the RO section as it is patched + * prior to enabling the MMU and having the .got in RO is better for + * security. GOT is a table of addresses so ensure 8-byte alignment. + */ + . = ALIGN(8); + __GOT_START__ = .; + *(.got) + __GOT_END__ = .; + *(.vectors) __RO_END_UNALIGNED__ = .; /* @@ -139,6 +159,17 @@ SECTIONS __DATA_RAM_END__ = .; } >RAM AT>ROM + /* + * .rela.dyn needs to come after .data for the read-elf utility to parse + * this section correctly. Ensure 8-byte alignment so that the fields of + * RELA data structure are aligned. + */ + . = ALIGN(8); + __RELA_START__ = .; + .rela.dyn . : { + } >RAM + __RELA_END__ = .; + stacks (NOLOAD) : { __STACKS_START__ = .; *(tzfw_normal_stacks) @@ -195,6 +226,10 @@ SECTIONS __RW_END__ = .; __BL2_END__ = .; + /DISCARD/ : { + *(.dynsym .dynstr .hash .gnu.hash) + } + #if BL2_IN_XIP_MEM __BL2_RAM_START__ = ADDR(.data); __BL2_RAM_END__ = .; |