[src/trunk]: src/sys/arch/arm/sunxi Handle 'console=serial' passed from the b...

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

details:   https://anonhg.NetBSD.org/src/rev/08dc6ae5dc16
branches:  trunk
changeset: 360943:08dc6ae5dc16
user:      bouyer <bouyer%NetBSD.org@localhost>
date:      Sat Apr 07 18:06:27 2018 +0000

description:
Handle 'console=serial' passed from the bootargs. ok jmcneill@

diffstat:

 sys/arch/arm/sunxi/sunxi_platform.c |  16 +++++++++++-----
 1 files changed, 11 insertions(+), 5 deletions(-)

diffs (47 lines):

diff -r b3d2cca4fa7f -r 08dc6ae5dc16 sys/arch/arm/sunxi/sunxi_platform.c
--- a/sys/arch/arm/sunxi/sunxi_platform.c       Sat Apr 07 18:05:08 2018 +0000
+++ b/sys/arch/arm/sunxi/sunxi_platform.c       Sat Apr 07 18:06:27 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: sunxi_platform.c,v 1.22 2018/04/01 04:35:04 ryo Exp $ */
+/* $NetBSD: sunxi_platform.c,v 1.23 2018/04/07 18:06:27 bouyer Exp $ */
 
 /*-
  * Copyright (c) 2017 Jared McNeill <jmcneill%invisible.ca@localhost>
@@ -31,7 +31,7 @@
 #include "opt_fdt_arm.h"
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sunxi_platform.c,v 1.22 2018/04/01 04:35:04 ryo Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sunxi_platform.c,v 1.23 2018/04/07 18:06:27 bouyer Exp $");
 
 #include <sys/param.h>
 #include <sys/bus.h>
@@ -176,12 +176,15 @@
 static void
 sunxi_platform_bootstrap(void)
 {
+       void *fdt_data = __UNCONST(fdtbus_get_data());
+       const int chosen_off = fdt_path_offset(fdt_data, "/chosen");
+       if (chosen_off < 0)
+               return;
+
        if (match_bootconf_option(boot_args, "console", "fb")) {
-               void *fdt_data = __UNCONST(fdtbus_get_data());
-               const int chosen_off = fdt_path_offset(fdt_data, "/chosen");
                const int framebuffer_off =
                    fdt_path_offset(fdt_data, "/chosen/framebuffer");
-               if (chosen_off >= 0 && framebuffer_off >= 0) {
+               if (framebuffer_off >= 0) {
                        const char *status = fdt_getprop(fdt_data,
                            framebuffer_off, "status", NULL);
                        if (status == NULL || strncmp(status, "ok", 2) == 0) {
@@ -189,6 +192,9 @@
                                    "stdout-path", "/chosen/framebuffer");
                        }
                }
+       } else if (match_bootconf_option(boot_args, "console", "serial")) {
+               fdt_setprop_string(fdt_data, chosen_off,
+                   "stdout-path", "serial0:115200n8");
        }
 }