Module Name: src
Committed By: macallan
Date: Fri Feb 28 22:09:35 UTC 2020
Modified Files:
src/sys/arch/powerpc/oea: ofwoea_machdep.c
Log Message:
switch PowerMac7,* CPUs to full speed via OF
if we do this later we hang
To generate a diff of this commit:
cvs rdiff -u -r1.45 -r1.46 src/sys/arch/powerpc/oea/ofwoea_machdep.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/powerpc/oea/ofwoea_machdep.c
diff -u src/sys/arch/powerpc/oea/ofwoea_machdep.c:1.45 src/sys/arch/powerpc/oea/ofwoea_machdep.c:1.46
--- src/sys/arch/powerpc/oea/ofwoea_machdep.c:1.45 Sun Jul 15 05:16:44 2018
+++ src/sys/arch/powerpc/oea/ofwoea_machdep.c Fri Feb 28 22:09:34 2020
@@ -1,4 +1,4 @@
-/* $NetBSD: ofwoea_machdep.c,v 1.45 2018/07/15 05:16:44 maxv Exp $ */
+/* $NetBSD: ofwoea_machdep.c,v 1.46 2020/02/28 22:09:34 macallan Exp $ */
/*-
* Copyright (c) 2007 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ofwoea_machdep.c,v 1.45 2018/07/15 05:16:44 maxv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ofwoea_machdep.c,v 1.46 2020/02/28 22:09:34 macallan Exp $");
#include "opt_ppcarch.h"
#include "opt_compat_netbsd.h"
@@ -176,9 +176,17 @@ ofwoea_initppc(u_int startkernel, u_int
}
if (strncmp(model_name, "PowerMac11,", 11) == 0 ||
- strncmp(model_name, "PowerMac7,", 10) == 0)
+ strncmp(model_name, "PowerMac7,", 10) == 0)
OF_quiesce();
+ /* switch CPUs to full speed */
+ if (strncmp(model_name, "PowerMac7,", 10) == 0) {
+ int clock_ih = OF_open("/u3/i2c/i2c-hwclock");
+ if (clock_ih != 0) {
+ OF_call_method_1("slew-high", clock_ih, 0);
+ }
+ }
+
/* Initialize bus_space */
ofwoea_bus_space_init();
