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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2016-08-24 12:33:39 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2016-09-13 10:37:10 +0300
commitad410674f5606a53ea2f2d45a78448a95e271fa0 (patch)
treed9ca5d8bb30642e32a935ed38a9a58996b3f784b /arch/powerpc/include/asm/reg.h
parentc6d1a767b9eaa74f0969378ec47791ff8318a65c (diff)
downloadlinux-ad410674f5606a53ea2f2d45a78448a95e271fa0.tar.xz
powerpc/mm: Update the HID bit when switching from radix to hash
Power9 DD1 requires to update the hid0 register when switching from hash to radix. Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Acked-by: Michael Neuling <mikey@neuling.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/include/asm/reg.h')
-rw-r--r--arch/powerpc/include/asm/reg.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index f69f40f1519a..9dddabc2fced 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -475,6 +475,9 @@
#define HID0_POWER8_1TO4LPAR __MASK(51)
#define HID0_POWER8_DYNLPARDIS __MASK(48)
+/* POWER9 HID0 bits */
+#define HID0_POWER9_RADIX __MASK(63 - 8)
+
#define SPRN_HID1 0x3F1 /* Hardware Implementation Register 1 */
#ifdef CONFIG_6xx
#define HID1_EMCP (1<<31) /* 7450 Machine Check Pin Enable */