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authorDavid Daney <ddaney@caviumnetworks.com>2010-12-21 14:19:09 -0800
committerRalf Baechle <ralf@linux-mips.org>2011-01-18 19:30:22 +0100
commite77c32fe284a4da1b4e0994890a4d3527812eb61 (patch)
tree8bff97f0aeb8ce4ba0bf4af92f798e06b66f6e9f /arch/mips/kernel/proc.c
parent487d70d0b8bd1c70d099a7526077ffefee412050 (diff)
downloadop-kernel-dev-e77c32fe284a4da1b4e0994890a4d3527812eb61.zip
op-kernel-dev-e77c32fe284a4da1b4e0994890a4d3527812eb61.tar.gz
MIPS: Probe for presence of KScratch registers.
Probe c0_config4 for KScratch registers and report them in /proc/cpuinfo. Signed-off-by: David Daney <ddaney@caviumnetworks.com> To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/1877/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/proc.c')
-rw-r--r--arch/mips/kernel/proc.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c
index 4195abb..e309665 100644
--- a/arch/mips/kernel/proc.c
+++ b/arch/mips/kernel/proc.c
@@ -74,6 +74,8 @@ static int show_cpuinfo(struct seq_file *m, void *v)
);
seq_printf(m, "shadow register sets\t: %d\n",
cpu_data[n].srsets);
+ seq_printf(m, "kscratch registers\t: %d\n",
+ hweight8(cpu_data[n].kscratch_mask));
seq_printf(m, "core\t\t\t: %d\n", cpu_data[n].core);
sprintf(fmt, "VCE%%c exceptions\t\t: %s\n",
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