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xtensa: reduce double exception literal reservation 

Double exception vector only needs 20 bytes of space for 5 literals, not
48. Reduce the reservation for double exception vector literals
accordingly. This fixes build for configurations with small user
exception vector size.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
hifive-unleashed-5.1
Max Filippov 2017-06-05 11:25:07 -07:00
parent 5e78e465ab
commit 6bf28969f6
1 changed files with 3 additions and 3 deletions
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6
arch/xtensa/kernel/vmlinux.lds.S
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@ -118,7 +118,7 @@ SECTIONS
SECTION_VECTOR (.KernelExceptionVector.text, KERNEL_VECTOR_VADDR)
SECTION_VECTOR (.UserExceptionVector.literal, USER_VECTOR_VADDR - 4)
SECTION_VECTOR (.UserExceptionVector.text, USER_VECTOR_VADDR)
SECTION_VECTOR (.DoubleExceptionVector.literal, DOUBLEEXC_VECTOR_VADDR - 48)
SECTION_VECTOR (.DoubleExceptionVector.literal, DOUBLEEXC_VECTOR_VADDR - 20)
SECTION_VECTOR (.DoubleExceptionVector.text, DOUBLEEXC_VECTOR_VADDR)
#endif
@ -306,13 +306,13 @@ SECTIONS
.UserExceptionVector.literal)
SECTION_VECTOR (_DoubleExceptionVector_literal,
.DoubleExceptionVector.literal,
DOUBLEEXC_VECTOR_VADDR - 48,
DOUBLEEXC_VECTOR_VADDR - 20,
SIZEOF(.UserExceptionVector.text),
.UserExceptionVector.text)
SECTION_VECTOR (_DoubleExceptionVector_text,
.DoubleExceptionVector.text,
DOUBLEEXC_VECTOR_VADDR,
48,
20,
.DoubleExceptionVector.literal)
. = (LOADADDR( .DoubleExceptionVector.text ) + SIZEOF( .DoubleExceptionVector.text ) + 3) & ~ 3;