[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen master] xen/arm: arm64: Remove MPIDR multiprocessing extensions check
commit 1f8168784ebfd862586d1d02acb3352ec3715d12 Author: Wei Chen <wei.chen@xxxxxxxxxx> AuthorDate: Tue May 31 10:54:14 2016 +0800 Commit: Stefano Stabellini <sstabellini@xxxxxxxxxx> CommitDate: Wed Jun 1 11:13:37 2016 +0100 xen/arm: arm64: Remove MPIDR multiprocessing extensions check In AArch32, MPIDR bit 31 is defined as multiprocessing extensions bit. But in AArch64, this bit is always RES1. So the value check for this bit is no longer necessary in AArch64. Signed-off-by: Wei Chen <Wei.Chen@xxxxxxxxxx> Reviewed-by: Julien Grall <julien.grall@xxxxxxx> Signed-off-by: Stefano Stabellini <sstabellini@xxxxxxxxxx> --- xen/arch/arm/arm64/head.S | 1 - 1 file changed, 1 deletion(-) diff --git a/xen/arch/arm/arm64/head.S b/xen/arch/arm/arm64/head.S index 3090beb..91e2817 100644 --- a/xen/arch/arm/arm64/head.S +++ b/xen/arch/arm/arm64/head.S @@ -267,7 +267,6 @@ common_start: * find that multiprocessor extensions are * present and the system is SMP */ mrs x0, mpidr_el1 - tbz x0, _MPIDR_SMP, 1f /* Multiprocessor extension not supported? */ tbnz x0, _MPIDR_UP, 1f /* Uniprocessor system? */ ldr x13, =(~MPIDR_HWID_MASK) -- generated by git-patchbot for /home/xen/git/xen.git#master _______________________________________________ Xen-changelog mailing list Xen-changelog@xxxxxxxxxxxxx http://lists.xensource.com/xen-changelog
|
![]() |
Lists.xenproject.org is hosted with RackSpace, monitoring our |