Repo copy i8237.h to dev/ic so we can get rid of some of the final vestiges

of includes of i386 files from non-i386 ports.

sys/alpha/isa/isa_dma.c

@@ -57,7 +57,7 @@
 #include <vm/pmap.h>
 #include <isa/isareg.h>
 #include <isa/isavar.h>
-#include <i386/isa/ic/i8237.h>
+#include <dev/ic/i8237.h>
 #include <machine/bus.h>
 
 /*

sys/amd64/isa/isa_dma.c

@@ -59,7 +59,7 @@
 #include <vm/vm_param.h>
 #include <vm/pmap.h>
 #include <i386/isa/isa.h>
-#include <i386/isa/ic/i8237.h>
+#include <dev/ic/i8237.h>
 #include <isa/isavar.h>
 
 /*

sys/i386/isa/bs/bshw.c

@@ -40,7 +40,7 @@
 #endif
 #ifdef	__FreeBSD__
 #include "opt_pc98.h"
-#include <i386/isa/ic/i8237.h>
+#include <dev/ic/i8237.h>
 #include <i386/isa/bs/bsif.h>
 #include <i386/isa/bs/bshw.lst>
 #include <sys/cons.h>

sys/i386/isa/ic/i8237.h

@@ -1,12 +0,0 @@
-/*
- * Intel 8237 DMA Controller
- *
- * $FreeBSD$
- */
-
-#define	DMA37MD_SINGLE	0x40	/* single pass mode */
-#define	DMA37MD_CASCADE	0xc0	/* cascade mode */
-#define	DMA37MD_AUTO	0x50	/* autoinitialise single pass mode */
-#define	DMA37MD_WRITE	0x04	/* read the device, write memory operation */
-#define	DMA37MD_READ	0x08	/* write the device, read memory operation */
-

sys/i386/isa/isa_dma.c

@@ -59,7 +59,7 @@
 #include <vm/vm_param.h>
 #include <vm/pmap.h>
 #include <i386/isa/isa.h>
-#include <i386/isa/ic/i8237.h>
+#include <dev/ic/i8237.h>
 #include <isa/isavar.h>
 
 /*

sys/ia64/isa/isa_dma.c

@@ -57,7 +57,7 @@
 #include <vm/pmap.h>
 #include <isa/isareg.h>
 #include <isa/isavar.h>
-#include <i386/isa/ic/i8237.h>
+#include <dev/ic/i8237.h>
 #include <machine/bus.h>
 
 /*

sys/pc98/cbus/cbus_dma.c

@@ -70,7 +70,7 @@
 #else
 #include <i386/isa/isa.h>
 #endif
-#include <i386/isa/ic/i8237.h>
+#include <dev/ic/i8237.h>
 #include <isa/isavar.h>
 
 /*

sys/pc98/pc98/isa_dma.c

@@ -70,7 +70,7 @@
 #else
 #include <i386/isa/isa.h>
 #endif
-#include <i386/isa/ic/i8237.h>
+#include <dev/ic/i8237.h>
 #include <isa/isavar.h>
 
 /*