Module Name: src
Committed By: pooka
Date: Sun May 17 13:45:37 UTC 2015
Modified Files:
src/sys/rump/dev/lib/libpci: rumpdev_bus_space.c
Log Message:
Implement bus_space_read/write_multi() and bus_space_subregion().
Used by (at least) wdc.
To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 src/sys/rump/dev/lib/libpci/rumpdev_bus_space.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/rump/dev/lib/libpci/rumpdev_bus_space.c
diff -u src/sys/rump/dev/lib/libpci/rumpdev_bus_space.c:1.3 src/sys/rump/dev/lib/libpci/rumpdev_bus_space.c:1.4
--- src/sys/rump/dev/lib/libpci/rumpdev_bus_space.c:1.3 Fri Aug 22 14:28:58 2014
+++ src/sys/rump/dev/lib/libpci/rumpdev_bus_space.c Sun May 17 13:45:37 2015
@@ -1,4 +1,4 @@
-/* $NetBSD: rumpdev_bus_space.c,v 1.3 2014/08/22 14:28:58 pooka Exp $ */
+/* $NetBSD: rumpdev_bus_space.c,v 1.4 2015/05/17 13:45:37 pooka Exp $ */
/*-
* Copyright (c) 2013 Antti Kantee. All Rights Reserved.
@@ -127,6 +127,39 @@ bus_space_read_4(bus_space_tag_t bst, bu
}
void
+bus_space_read_multi_1(bus_space_tag_t bst, bus_space_handle_t bsh,
+ bus_size_t offset, uint8_t *datap, bus_size_t count)
+{
+
+ while (count--) {
+ *datap++ = bus_space_read_1(bst, bsh, offset);
+ bus_space_barrier(bst, bst, offset, 1, BUS_SPACE_BARRIER_READ);
+ }
+}
+
+void
+bus_space_read_multi_2(bus_space_tag_t bst, bus_space_handle_t bsh,
+ bus_size_t offset, uint16_t *datap, bus_size_t count)
+{
+
+ while (count--) {
+ *datap++ = bus_space_read_2(bst, bsh, offset);
+ bus_space_barrier(bst, bst, offset, 2, BUS_SPACE_BARRIER_READ);
+ }
+}
+
+void
+bus_space_read_multi_4(bus_space_tag_t bst, bus_space_handle_t bsh,
+ bus_size_t offset, uint32_t *datap, bus_size_t count)
+{
+
+ while (count--) {
+ *datap++ = bus_space_read_4(bst, bsh, offset);
+ bus_space_barrier(bst, bst, offset, 4, BUS_SPACE_BARRIER_READ);
+ }
+}
+
+void
bus_space_write_1(bus_space_tag_t bst, bus_space_handle_t bsh,
bus_size_t offset, uint8_t v)
{
@@ -177,6 +210,45 @@ bus_space_write_4(bus_space_tag_t bst, b
}
}
+void
+bus_space_write_multi_1(bus_space_tag_t bst, bus_space_handle_t bsh,
+ bus_size_t offset, const uint8_t *datap, bus_size_t count)
+{
+
+ while (count--) {
+ const uint8_t value = *datap++;
+
+ bus_space_write_1(bst, bsh, offset, value);
+ bus_space_barrier(bst, bst, offset, 1, BUS_SPACE_BARRIER_WRITE);
+ }
+}
+
+void
+bus_space_write_multi_2(bus_space_tag_t bst, bus_space_handle_t bsh,
+ bus_size_t offset, const uint16_t *datap, bus_size_t count)
+{
+
+ while (count--) {
+ const uint16_t value = *datap++;
+
+ bus_space_write_2(bst, bsh, offset, value);
+ bus_space_barrier(bst, bst, offset, 2, BUS_SPACE_BARRIER_WRITE);
+ }
+}
+
+void
+bus_space_write_multi_4(bus_space_tag_t bst, bus_space_handle_t bsh,
+ bus_size_t offset, const uint32_t *datap, bus_size_t count)
+{
+
+ while (count--) {
+ const uint32_t value = *datap++;
+
+ bus_space_write_4(bst, bsh, offset, value);
+ bus_space_barrier(bst, bst, offset, 4, BUS_SPACE_BARRIER_WRITE);
+ }
+}
+
paddr_t
bus_space_mmap(bus_space_tag_t bst, bus_addr_t addr, off_t off,
int prot, int flags)
@@ -190,7 +262,8 @@ bus_space_subregion(bus_space_tag_t bst,
bus_size_t offset, bus_size_t size, bus_space_handle_t *nhandlep)
{
- panic("%s: unimplemented", __func__);
+ *nhandlep = bsh + offset;
+ return 0;
}
void
