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authorDavid Daney <david.daney@cavium.com>2013-02-16 23:42:43 +0100
committerJohn Crispin <blogic@openwrt.org>2013-02-19 09:36:36 +0100
commit1e7decdb27ae89b2a0626635a8cf527f930bff1c (patch)
tree6c59de5d008b7021331c3f49348510e6adb6607e /arch/mips/include/asm/mipsregs.h
parent27ea052acb9eaca98cc90bf1b8738b6d0ea5bc2f (diff)
downloadblackbird-op-linux-1e7decdb27ae89b2a0626635a8cf527f930bff1c.tar.gz
blackbird-op-linux-1e7decdb27ae89b2a0626635a8cf527f930bff1c.zip
MIPS: Probe for and report hardware virtualization support.
The presence of the MIPS Virtualization Application-Specific Extension is indicated by CP0_Config3[23]. Probe for this and report it in /proc/cpuinfo. Signed-off-by: David Daney <david.daney@cavium.com> Patchwork: http://patchwork.linux-mips.org/patch/4904/ Signed-off-by: John Crispin <blogic@openwrt.org>
Diffstat (limited to 'arch/mips/include/asm/mipsregs.h')
-rw-r--r--arch/mips/include/asm/mipsregs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index 9f47cda632ab..5df4cda4991a 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -596,6 +596,7 @@
#define MIPS_CONF3_RXI (_ULCAST_(1) << 12)
#define MIPS_CONF3_ULRI (_ULCAST_(1) << 13)
#define MIPS_CONF3_ISA (_ULCAST_(3) << 14)
+#define MIPS_CONF3_VZ (_ULCAST_(1) << 23)
#define MIPS_CONF4_MMUSIZEEXT (_ULCAST_(255) << 0)
#define MIPS_CONF4_MMUEXTDEF (_ULCAST_(3) << 14)
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