[src/trunk]: src/sys/arch/sparc64/sparc64 add location info to sd instances i...

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

details:   https://anonhg.NetBSD.org/src/rev/831ddb1f53e0
branches:  trunk
changeset: 745118:831ddb1f53e0
user:      macallan <macallan%NetBSD.org@localhost>
date:      Sun Feb 23 05:14:29 2020 +0000

description:
add location info to sd instances if we know which drive bay they live in
Sun Fire v210 only for now, others should be easy to add

diffstat:

 sys/arch/sparc64/sparc64/autoconf.c |  32 ++++++++++++++++++++++++++++++--
 1 files changed, 30 insertions(+), 2 deletions(-)

diffs (60 lines):

diff -r 3c665a71be95 -r 831ddb1f53e0 sys/arch/sparc64/sparc64/autoconf.c
--- a/sys/arch/sparc64/sparc64/autoconf.c       Sun Feb 23 04:24:56 2020 +0000
+++ b/sys/arch/sparc64/sparc64/autoconf.c       Sun Feb 23 05:14:29 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: autoconf.c,v 1.216 2020/02/02 06:38:23 macallan Exp $ */
+/*     $NetBSD: autoconf.c,v 1.217 2020/02/23 05:14:29 macallan Exp $ */
 
 /*
  * Copyright (c) 1996
@@ -48,7 +48,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.216 2020/02/02 06:38:23 macallan Exp $");
+__KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.217 2020/02/23 05:14:29 macallan Exp $");
 
 #include "opt_ddb.h"
 #include "opt_kgdb.h"
@@ -1088,6 +1088,28 @@
        }
 }
 
+static void
+add_drivebay_props_v210(device_t dev, int ofnode, void *aux)
+{
+       struct scsipibus_attach_args *sa = aux;
+       int target = sa->sa_periph->periph_target;
+       char path[256]= "";
+
+       OF_package_to_path(ofnode, path, sizeof(path));
+
+       /* see if we're on the onboard controller's 1st channel */
+       if (strcmp(path, "/pci@1c,600000/scsi@2") != 0)
+               return;
+       /* yes, yes we are */
+       if ( target < 2) {
+               prop_dictionary_t dict = device_properties(dev);
+               char name[16];
+
+               snprintf(name, sizeof(name), "bay%d", target);          
+               prop_dictionary_set_cstring(dict, "location", name);
+       }
+}
+
 /*
  * Called back during autoconfiguration for each device found
  */
@@ -1163,6 +1185,12 @@
                ofnode = device_ofnode(device_parent(busdev));
                dev_bi_unit_drive_match(dev, ofnode, periph->periph_target + off,
                    0, periph->periph_lun);
+               if (device_is_a(busdev, "scsibus")) {
+                       /* see if we're in a known SCA drivebay */
+                       if (strcmp(machine_model, "SUNW,Sun-Fire-V210") == 0) {
+                               add_drivebay_props_v210(dev, ofnode, aux);
+                       }
+               }
                return;
        } else if (device_is_a(dev, "wd")) {
                struct ata_device *adev = aux;