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| author | Nicolas Pitre <nicolas.pitre@linaro.org> | 2018-03-08 20:19:48 -0500 |
|---|---|---|
| committer | Nicolas Pitre <nicolas.pitre@linaro.org> | 2018-03-09 20:20:22 -0500 |
| commit | c3146c43db4974f4571bd9d42b172ca03a9137c6 (patch) | |
| tree | abb843dd7730ea3b8dad12b7d4c780536bb4709b /arch/arm/kernel/vmlinux.lds.S | |
| parent | 9147095896fb321ae10ec5a5f789079318137ac9 (diff) | |
| download | linux-0-day-c3146c43db4974f4571bd9d42b172ca03a9137c6.tar.gz linux-0-day-c3146c43db4974f4571bd9d42b172ca03a9137c6.tar.xz | |
ARM: linker script: factor out TCM bits
This is a plain move with identical results, and therefore
still broken in the XIP case.
Signed-off-by: Nicolas Pitre <nico@linaro.org>
Tested-by: Chris Brandt <Chris.Brandt@renesas.com>
Diffstat (limited to 'arch/arm/kernel/vmlinux.lds.S')
| -rw-r--r-- | arch/arm/kernel/vmlinux.lds.S | 55 |
1 files changed, 1 insertions, 54 deletions
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index 2b89363090616..1e9f2a6b3d33c 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -139,60 +139,7 @@ SECTIONS _edata = .; #ifdef CONFIG_HAVE_TCM - /* - * We align everything to a page boundary so we can - * free it after init has commenced and TCM contents have - * been copied to its destination. - */ - .tcm_start : { - . = ALIGN(PAGE_SIZE); - __tcm_start = .; - __itcm_start = .; - } - - /* - * Link these to the ITCM RAM - * Put VMA to the TCM address and LMA to the common RAM - * and we'll upload the contents from RAM to TCM and free - * the used RAM after that. - */ - .text_itcm ITCM_OFFSET : AT(__itcm_start) - { - __sitcm_text = .; - *(.tcm.text) - *(.tcm.rodata) - . = ALIGN(4); - __eitcm_text = .; - } - - /* - * Reset the dot pointer, this is needed to create the - * relative __dtcm_start below (to be used as extern in code). - */ - . = ADDR(.tcm_start) + SIZEOF(.tcm_start) + SIZEOF(.text_itcm); - - .dtcm_start : { - __dtcm_start = .; - } - - /* TODO: add remainder of ITCM as well, that can be used for data! */ - .data_dtcm DTCM_OFFSET : AT(__dtcm_start) - { - . = ALIGN(4); - __sdtcm_data = .; - *(.tcm.data) - . = ALIGN(4); - __edtcm_data = .; - } - - /* Reset the dot pointer or the linker gets confused */ - . = ADDR(.dtcm_start) + SIZEOF(.data_dtcm); - - /* End marker for freeing TCM copy in linked object */ - .tcm_end : AT(ADDR(.dtcm_start) + SIZEOF(.data_dtcm)){ - . = ALIGN(PAGE_SIZE); - __tcm_end = .; - } + ARM_TCM #endif BSS_SECTION(0, 0, 0) |