From 3a4c26011da3ed8df1f4f93af82bd5f2b420751f Mon Sep 17 00:00:00 2001 From: "Aneesh Kumar K.V" Date: Tue, 21 Mar 2017 22:59:55 +0530 Subject: [PATCH] powerpc/mm: Add translation mode information in /proc/cpuinfo With this we have on powernv and pseries /proc/cpuinfo reporting timebase : 512000000 platform : PowerNV model : 8247-22L machine : PowerNV 8247-22L firmware : OPAL MMU : Hash Reviewed-by: Paul Mackerras Signed-off-by: Aneesh Kumar K.V Signed-off-by: Michael Ellerman --- arch/powerpc/platforms/powernv/setup.c | 4 ++++ arch/powerpc/platforms/pseries/setup.c | 4 ++++ 2 files changed, 8 insertions(+) diff --git a/arch/powerpc/platforms/powernv/setup.c b/arch/powerpc/platforms/powernv/setup.c index d50c7d9..2d937f6 100644 --- a/arch/powerpc/platforms/powernv/setup.c +++ b/arch/powerpc/platforms/powernv/setup.c @@ -95,6 +95,10 @@ static void pnv_show_cpuinfo(struct seq_file *m) else seq_printf(m, "firmware\t: BML\n"); of_node_put(root); + if (radix_enabled()) + seq_printf(m, "MMU\t\t: Radix\n"); + else + seq_printf(m, "MMU\t\t: Hash\n"); } static void pnv_prepare_going_down(void) diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index b4d362e..b5d8642 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -87,6 +87,10 @@ static void pSeries_show_cpuinfo(struct seq_file *m) model = of_get_property(root, "model", NULL); seq_printf(m, "machine\t\t: CHRP %s\n", model); of_node_put(root); + if (radix_enabled()) + seq_printf(m, "MMU\t\t: Radix\n"); + else + seq_printf(m, "MMU\t\t: Hash\n"); } /* Initialize firmware assisted non-maskable interrupts if -- 2.7.4