svn commit: r221980 - projects/pseries/powerpc/powermac

[Nathan Whitehorn]

Author: nwhitehorn
Date: Mon May 16 03:23:50 2011
New Revision: 221980
URL: http://svn.freebsd.org/changeset/base/221980

Log:
  Now that we have platform_chrp, platform_powermac should specifically check
  for a PowerMac platform instead of generic OF.

Modified:
  projects/pseries/powerpc/powermac/platform_powermac.c

Modified: projects/pseries/powerpc/powermac/platform_powermac.c
==============================================================================
--- projects/pseries/powerpc/powermac/platform_powermac.c	Mon May 16 03:22:41 2011	(r221979)
+++ projects/pseries/powerpc/powermac/platform_powermac.c	Mon May 16 03:23:50 2011	(r221980)
@@ -91,8 +91,22 @@ PLATFORM_DEF(powermac_platform);
 static int
 powermac_probe(platform_t plat)
 {
-	if (OF_finddevice("/memory") != -1 || OF_finddevice("/memory at 0") != -1)
-		return (BUS_PROBE_GENERIC);
+	char compat[255];
+	ssize_t compatlen;
+	char *curstr;
+	phandle_t root;
+
+	root = OF_peer(0);
+	if (root == 0)
+		return (ENXIO);
+
+	compatlen = OF_getprop(root, "compatible", compat, sizeof(compat));
+	
+	for (curstr = compat; curstr < compat + compatlen;
+	    curstr += strlen(curstr) + 1) {
+		if (strncmp(curstr, "MacRISC", 7) == 0)
+			return (BUS_PROBE_SPECIFIC);
+	}
 
 	return (ENXIO);
 }