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From: Grzegorz Bernacki <gber@FreeBSD.org>
Date: Fri, 14 Sep 2012 09:36:35 +0000 (UTC)
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Subject: svn commit: r240485 - head/sys/dev/fdt
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Author: gber
Date: Fri Sep 14 09:36:35 2012
New Revision: 240485
URL: http://svn.freebsd.org/changeset/base/240485

Log:
  Add fdt_get_unit() function.
  
  Obtained from:	Semihalf

Modified:
  head/sys/dev/fdt/fdt_common.c
  head/sys/dev/fdt/fdt_common.h

Modified: head/sys/dev/fdt/fdt_common.c
==============================================================================
--- head/sys/dev/fdt/fdt_common.c	Fri Sep 14 09:33:35 2012	(r240484)
+++ head/sys/dev/fdt/fdt_common.c	Fri Sep 14 09:36:35 2012	(r240485)
@@ -697,3 +697,14 @@ fdt_get_mem_regions(struct mem_region *m
 out:
 	return (rv);
 }
+
+int
+fdt_get_unit(device_t dev)
+{
+	const char * name;
+
+	name = ofw_bus_get_name(dev);
+	name = strchr(name, '@') + 1;
+
+	return (strtol(name,NULL,0));
+}

Modified: head/sys/dev/fdt/fdt_common.h
==============================================================================
--- head/sys/dev/fdt/fdt_common.h	Fri Sep 14 09:33:35 2012	(r240484)
+++ head/sys/dev/fdt/fdt_common.h	Fri Sep 14 09:36:35 2012	(r240485)
@@ -110,5 +110,6 @@ int fdt_pci_route_intr(int, int, int, in
 int fdt_ranges_verify(pcell_t *, int, int, int, int);
 int fdt_reg_to_rl(phandle_t, struct resource_list *);
 int fdt_pm(phandle_t);
+int fdt_get_unit(device_t);
 
 #endif /* _FDT_COMMON_H_ */