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From: "Conrad E. Meyer" <cem@FreeBSD.org>
Date: Sun, 4 Dec 2016 04:04:57 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r309526 - head/sys/dev/ioat
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Author: cem
Date: Sun Dec  4 04:04:57 2016
New Revision: 309526
URL: https://svnweb.freebsd.org/changeset/base/309526

Log:
  ioat(4): Compile on i386
  
  Truncate BUS_SPACE_MAXADDR_40BIT to essentially BUS_SPACE_MAXADDR_32BIT on
  platforms with 32-bit bus_addr_t (i.e., i386).
  
  PR:		215034
  Reported by:	ngie@
  Sponsored by:	Dell EMC Isilon

Modified:
  head/sys/dev/ioat/ioat.c

Modified: head/sys/dev/ioat/ioat.c
==============================================================================
--- head/sys/dev/ioat/ioat.c	Sun Dec  4 03:50:57 2016	(r309525)
+++ head/sys/dev/ioat/ioat.c	Sun Dec  4 04:04:57 2016	(r309526)
@@ -486,8 +486,9 @@ ioat3_attach(device_t device)
 	ringsz = sizeof(struct ioat_dma_hw_descriptor) * num_descriptors;
 
 	error = bus_dma_tag_create(bus_get_dma_tag(ioat->device),
-	    2 * 1024 * 1024, 0x0, BUS_SPACE_MAXADDR_40BIT, BUS_SPACE_MAXADDR,
-	    NULL, NULL, ringsz, 1, ringsz, 0, NULL, NULL, &ioat->hw_desc_tag);
+	    2 * 1024 * 1024, 0x0, (bus_addr_t)BUS_SPACE_MAXADDR_40BIT,
+	    BUS_SPACE_MAXADDR, NULL, NULL, ringsz, 1, ringsz, 0, NULL, NULL,
+	    &ioat->hw_desc_tag);
 	if (error != 0)
 		return (error);