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Commit 7de7ac78 authored by Max Filippov's avatar Max Filippov Committed by Chris Zankel
Browse files

xtensa: clear all DBREAKC registers on start 



There are XCHAL_NUM_DBREAK registers, clear them all.
This also fixes cryptic assembler error message with binutils 2.25 when
XCHAL_NUM_DBREAK is 0:

  as: out of memory allocating 18446744073709551575 bytes after a total
  of 495616 bytes

Cc: stable@vger.kernel.org
Signed-off-by: default avatarMax Filippov <jcmvbkbc@gmail.com>
parent 56b9f9d6

arch/xtensa/kernel/head.S

+1 −1
Original line number Diff line number Diff line
@@ -128,7 +128,7 @@ ENTRY(_startup) 
	wsr	a0, icountlevel



	.set	_index, 0

	.rept	XCHAL_NUM_DBREAK - 1

	.rept	XCHAL_NUM_DBREAK

	wsr	a0, SREG_DBREAKC + _index

	.set	_index, _index + 1

	.endr