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author | David Daney <ddaney@caviumnetworks.com> | 2010-12-21 14:19:09 -0800 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2011-01-18 19:30:22 +0100 |
commit | e77c32fe284a4da1b4e0994890a4d3527812eb61 (patch) | |
tree | 8bff97f0aeb8ce4ba0bf4af92f798e06b66f6e9f /arch/mips/kernel/proc.c | |
parent | 487d70d0b8bd1c70d099a7526077ffefee412050 (diff) | |
download | linux-stable-e77c32fe284a4da1b4e0994890a4d3527812eb61.tar.gz linux-stable-e77c32fe284a4da1b4e0994890a4d3527812eb61.tar.bz2 linux-stable-e77c32fe284a4da1b4e0994890a4d3527812eb61.zip |
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.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c index 4195abb55e59..e309665b6c81 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", |