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Commit 7a25d912 authored by Scott Wood's avatar Scott Wood Committed by Michael Ellerman
Browse files

powerpc/book3e-64: Use hardcoded mttmr opcode 



This preserves the ability to build using older binutils (reportedly <=
2.22).

Fixes: 6becef7e ("powerpc/mpc85xx: Add CPU hotplug support for E6500")
Signed-off-by: default avatarScott Wood <oss@buserror.net>
Cc: chenhui.zhao@freescale.com
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent a1b53446

arch/powerpc/kernel/head_64.S

+5 −4
Original line number Diff line number Diff line
@@ -41,6 +41,7 @@ 
#include <asm/ptrace.h>

#include <asm/hw_irq.h>

#include <asm/cputhreads.h>

#include <asm/ppc-opcode.h>



/* The physical memory is laid out such that the secondary processor

 * spin code sits at 0x0000...0x00ff. On server, the vectors follow
@@ -207,12 +208,12 @@ _GLOBAL(book3e_start_thread) 
	/* If the thread id is invalid, just exit. */

	b	13f

10:

	mttmr	TMRN_IMSR0, r5

	mttmr	TMRN_INIA0, r4

	MTTMR(TMRN_IMSR0, 5)

	MTTMR(TMRN_INIA0, 4)

	b	12f

11:

	mttmr	TMRN_IMSR1, r5

	mttmr	TMRN_INIA1, r4

	MTTMR(TMRN_IMSR1, 5)

	MTTMR(TMRN_INIA1, 4)

12:

	isync

	li	r6, 1