Module Name: src
Committed By: skrll
Date: Thu Nov 18 18:12:23 UTC 2010
Modified Files:
src/sys/arch/arm/footbridge: footbridge_io.c
Log Message:
Implement footbridge_io_bs_mmap.
To generate a diff of this commit:
cvs rdiff -u -r1.17 -r1.18 src/sys/arch/arm/footbridge/footbridge_io.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/footbridge/footbridge_io.c
diff -u src/sys/arch/arm/footbridge/footbridge_io.c:1.17 src/sys/arch/arm/footbridge/footbridge_io.c:1.18
--- src/sys/arch/arm/footbridge/footbridge_io.c:1.17 Thu Nov 18 18:06:21 2010
+++ src/sys/arch/arm/footbridge/footbridge_io.c Thu Nov 18 18:12:23 2010
@@ -1,4 +1,4 @@
-/* $NetBSD: footbridge_io.c,v 1.17 2010/11/18 18:06:21 skrll Exp $ */
+/* $NetBSD: footbridge_io.c,v 1.18 2010/11/18 18:12:23 skrll Exp $ */
/*
* Copyright (c) 1997 Causality Limited
@@ -39,7 +39,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: footbridge_io.c,v 1.17 2010/11/18 18:06:21 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: footbridge_io.c,v 1.18 2010/11/18 18:12:23 skrll Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -56,6 +56,7 @@
bs_protos(bs_notimpl);
bs_map_proto(footbridge_mem);
bs_unmap_proto(footbridge_mem);
+bs_mmap_proto(footbridge_io);
bs_mmap_proto(footbridge_mem);
/* Declare the footbridge bus space tag */
@@ -143,6 +144,7 @@
{
*t = footbridge_bs_tag;
t->bs_cookie = cookie;
+ t->bs_mmap = footbridge_io_bs_mmap;
}
void footbridge_create_mem_bs_tag(t, cookie)
@@ -304,6 +306,25 @@
paddr_t
+footbridge_io_bs_mmap(void *t, bus_addr_t addr, off_t offset,
+ int prot, int flags)
+{
+ paddr_t pa;
+
+ /* allow mapping of IO space */
+ if (addr >= DC21285_PCI_IO_SIZE ||
+ addr >= DC21285_PCI_IO_SIZE - offset ||
+ offset < 0 ||
+ offset >= DC21285_PCI_IO_SIZE)
+ return -1;
+
+ pa = PCI_MAGIC_IO_RANGE + addr + offset;
+
+ return arm_btop(pa);
+}
+
+
+paddr_t
footbridge_mem_bs_mmap(void *t, bus_addr_t addr, off_t offset,
int prot, int flags)
{
