From patchwork Sun Feb 14 20:12:09 2010
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Subject: [1/3] Add FreeBSD/ppc host ppc_init_cacheline_sizes() implementation.
Date: Sun, 14 Feb 2010 10:12:09 -0000
From: Juergen Lock <nox@jelal.kn-bremen.de>
X-Patchwork-Id: 45336
Message-Id: <20100214201209.GA97896@triton8.kn-bremen.de>
To: qemu-devel@nongnu.org

Submitted by: Andreas Tobler <andreast@fgznet.ch>

Signed-off-by: Juergen Lock <nox@jelal.kn-bremen.de>


--- a/cache-utils.c
+++ b/cache-utils.c
@@ -57,6 +57,23 @@
 }
 #endif
 
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/sysctl.h>
+
+static void ppc_init_cacheline_sizes(void)
+{
+    size_t len = 4;
+    unsigned cacheline;
+
+    sysctlbyname ("machdep.cacheline_size", &cacheline, &len, NULL, 0);
+
+    qemu_cache_conf.dcache_bsize = cacheline;
+    qemu_cache_conf.icache_bsize = cacheline;
+}
+#endif    
+
 #ifdef __linux__
 void qemu_cache_utils_init(char **envp)
 {