[Qemu-devel] [PATCH 6/6] kvm_stat: Add powerpc support

[Michael Ellerman]

Add support for powerpc platforms. We use uname -m, which allows us to
detect ppc, ppc64 and ppc64le/el.

Signed-off-by: Michael Ellerman <address@hidden>
---
 scripts/kvm/kvm_stat | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/scripts/kvm/kvm_stat b/scripts/kvm/kvm_stat
index 2e0f5ed..db867fe 100755
--- a/scripts/kvm/kvm_stat
+++ b/scripts/kvm/kvm_stat
@@ -12,7 +12,7 @@
 # the COPYING file in the top-level directory.
 
 import curses
-import sys, os, time, optparse
+import sys, os, time, optparse, ctypes
 
 class DebugfsProvider(object):
     def __init__(self):
@@ -199,7 +199,21 @@ def s390_init():
         'sc_perf_evt_open' : 331,
     })
 
+def ppc_init():
+    globals().update({
+        'sc_perf_evt_open' : 319,
+        'ioctl_numbers' : {
+            'SET_FILTER' : 0x80002406 | (ctypes.sizeof(ctypes.c_char_p) << 16),
+            'ENABLE'     : 0x20002400,
+            'DISABLE'    : 0x20002401,
+        }
+    })
+
 def detect_platform():
+    if os.uname()[4].startswith('ppc'):
+        ppc_init()
+        return
+
     for line in file('/proc/cpuinfo').readlines():
         if line.startswith('flags'):
             for flag in line.split():
@@ -220,7 +234,7 @@ def invert(d):
 for f in filters:
     filters[f] = (filters[f][0], invert(filters[f][1]))
 
-import ctypes, struct, array
+import struct, array
 
 libc = ctypes.CDLL('libc.so.6')
 syscall = libc.syscall
-- 
1.9.1