[src/trunk]: src/sys/arch/powerpc/oea Add some comments to help visually trac...

[thorpej <thorpej%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/25c12e424ac6
branches:  trunk
changeset: 1018655:25c12e424ac6
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Fri Feb 12 23:40:02 2021 +0000

description:
Add some comments to help visually track the nested #ifdef blocks in
ofwoea_batinit().

diffstat:

 sys/arch/powerpc/oea/ofwoea_machdep.c |  10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diffs (45 lines):

diff -r 4becd3630920 -r 25c12e424ac6 sys/arch/powerpc/oea/ofwoea_machdep.c
--- a/sys/arch/powerpc/oea/ofwoea_machdep.c     Fri Feb 12 23:38:17 2021 +0000
+++ b/sys/arch/powerpc/oea/ofwoea_machdep.c     Fri Feb 12 23:40:02 2021 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ofwoea_machdep.c,v 1.50 2020/07/07 02:33:54 rin Exp $ */
+/* $NetBSD: ofwoea_machdep.c,v 1.51 2021/02/12 23:40:02 thorpej Exp $ */
 
 /*-
  * Copyright (c) 2007 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ofwoea_machdep.c,v 1.50 2020/07/07 02:33:54 rin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ofwoea_machdep.c,v 1.51 2021/02/12 23:40:02 thorpej Exp $");
 
 #include "ksyms.h"
 #include "wsdisplay.h"
@@ -510,7 +510,7 @@
                0xf0000000, BAT_BL_256M,
                0);
        else
-#endif
+#endif /* PPC_OEA601 */
        /*
         * map to bats
         */
@@ -519,7 +519,7 @@
                    0xf8000000, BAT_BL_64M,
                    0xfe000000, BAT_BL_8M,      /* Grackle IO */
                    0);
-#else
+#else /* ! macppc */
        uint16_t bitmap;
        int node, i;
 
@@ -537,7 +537,7 @@
                        DPRINTF("Batmapped 256M at 0x%x\n", 0x10000000 * i);
                }
        }
-#endif
+#endif /* macppc */
 #endif /* OEA */
 }