Re: x86, ARM, PARISC, PPC, MIPS and Sparc folks please run this

[Paul J.Y. Lahaie]

Ran it on a few systems here.

Corel NetWinder (275MHz StrongARM)
Test separation: 4096 bytes: FAIL - cache not coherent
Test separation: 8192 bytes: FAIL - cache not coherent
Test separation: 16384 bytes: FAIL - cache not coherent
Test separation: 32768 bytes: FAIL - cache not coherent
Test separation: 65536 bytes: FAIL - cache not coherent
Test separation: 131072 bytes: FAIL - cache not coherent
Test separation: 262144 bytes: FAIL - cache not coherent
Test separation: 524288 bytes: FAIL - cache not coherent
Test separation: 1048576 bytes: FAIL - cache not coherent
Test separation: 2097152 bytes: FAIL - cache not coherent
Test separation: 4194304 bytes: FAIL - cache not coherent
Test separation: 8388608 bytes: FAIL - cache not coherent
Test separation: 16777216 bytes: FAIL - cache not coherent
VM page alias coherency test: failed; will use copy buffers instead

cat /proc/cpuinfo
Processor       : StrongARM-110 rev 3 (v4l)
BogoMIPS        : 185.95
Features        : swp half 26bit fastmult
 
Hardware        : Rebel-NetWinder
Revision        : 52ff
Serial          : 00000000000008bf



HP zx6000 (2xItanium 2)
time ./test
Test separation: 16384 bytes: pass
Test separation: 32768 bytes: pass
Test separation: 65536 bytes: pass
Test separation: 131072 bytes: pass
Test separation: 262144 bytes: pass
Test separation: 524288 bytes: pass
Test separation: 1048576 bytes: pass
Test separation: 2097152 bytes: pass
Test separation: 4194304 bytes: pass
Test separation: 8388608 bytes: pass
Test separation: 16777216 bytes: pass
VM page alias coherency test: all sizes passed
                                                                                
real    0m7.455s
user    0m7.412s
sys     0m0.040s

cat /proc/cpuinfo
processor  : 0
vendor     : GenuineIntel
arch       : IA-64
family     : Itanium 2
model      : 0
revision   : 7
archrev    : 0
features   : branchlong
cpu number : 0
cpu regs   : 4
cpu MHz    : 900.000000
itc MHz    : 900.000000
BogoMIPS   : 1346.37

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