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ARM: use LOADADDR() to get load address of sections

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commit 8d9d651ff2270a632e9dc497b142db31e8911315 upstream.

Use the linker's LOADADDR() macro to get the load address of the
sections, and provide a macro to set the start and end symbols.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Russell King (Oracle)
2022-02-11 19:49:50 +00:00
committed by Greg Kroah-Hartman
parent 46deb22468
commit 29d9b56df1
1 changed files with 12 additions and 7 deletions
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19
arch/arm/include/asm/vmlinux.lds.h
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@@ -26,6 +26,11 @@
#define ARM_MMU_DISCARD(x) x #define ARM_MMU_DISCARD(x) x
#endif #endif
/* Set start/end symbol names to the LMA for the section */
#define ARM_LMA(sym, section) \
sym##_start = LOADADDR(section); \
sym##_end = LOADADDR(section) + SIZEOF(section)
#define PROC_INFO \ #define PROC_INFO \
. = ALIGN(4); \ . = ALIGN(4); \
__proc_info_begin = .; \ __proc_info_begin = .; \
@@ -110,19 +115,19 @@
* only thing that matters is their relative offsets * only thing that matters is their relative offsets
*/ */
#define ARM_VECTORS \ #define ARM_VECTORS \
__vectors_start = .; \ __vectors_lma = .; \
.vectors 0xffff0000 : AT(__vectors_start) { \ .vectors 0xffff0000 : AT(__vectors_start) { \
*(.vectors) \ *(.vectors) \
} \ } \
. = __vectors_start + SIZEOF(.vectors); \ ARM_LMA(__vectors, .vectors); \
__vectors_end = .; \ . = __vectors_lma + SIZEOF(.vectors); \
\ \
__stubs_start = .; \ __stubs_lma = .; \
.stubs ADDR(.vectors) + 0x1000 : AT(__stubs_start) { \ .stubs ADDR(.vectors) + 0x1000 : AT(__stubs_lma) { \
*(.stubs) \ *(.stubs) \
} \ } \
. = __stubs_start + SIZEOF(.stubs); \ ARM_LMA(__stubs, .stubs); \
__stubs_end = .; \ . = __stubs_lma + SIZEOF(.stubs); \
\ \
PROVIDE(vector_fiq_offset = vector_fiq - ADDR(.vectors)); PROVIDE(vector_fiq_offset = vector_fiq - ADDR(.vectors));