From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Michael Neuling To: Benjamin Herrenschmidt Subject: [PATCH 1/3] powerpc: Fix setting FSCR for HV=0 and secondary CPUs Date: Mon, 4 Mar 2013 20:46:40 +1100 Message-Id: <1362390402-17725-2-git-send-email-mikey@neuling.org> In-Reply-To: <1362390402-17725-1-git-send-email-mikey@neuling.org> References: <1362390402-17725-1-git-send-email-mikey@neuling.org> Cc: Michael Neuling , linuxppc-dev@lists.ozlabs.org, Ian Munsie List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Currently we only set the FSCR when HV=1 but this feature is available when HV=0 also. This patch sets FSCR when HV=0. Also, we currently only set the FSCR on the master CPU. This patch also sets the FSCR on secondary CPUs. Signed-off-by: Michael Neuling cc: Ian Munsie --- arch/powerpc/kernel/cpu_setup_power.S | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/cpu_setup_power.S b/arch/powerpc/kernel/cpu_setup_power.S index d29facb..bb2d203 100644 --- a/arch/powerpc/kernel/cpu_setup_power.S +++ b/arch/powerpc/kernel/cpu_setup_power.S @@ -48,6 +48,7 @@ _GLOBAL(__restore_cpu_power7) _GLOBAL(__setup_cpu_power8) mflr r11 + bl __init_FSCR bl __init_hvmode_206 mtlr r11 beqlr @@ -56,13 +57,13 @@ _GLOBAL(__setup_cpu_power8) mfspr r3,SPRN_LPCR oris r3, r3, LPCR_AIL_3@h bl __init_LPCR - bl __init_FSCR bl __init_TLB mtlr r11 blr _GLOBAL(__restore_cpu_power8) mflr r11 + bl __init_FSCR mfmsr r3 rldicl. r0,r3,4,63 beqlr -- 1.7.10.4