2 * Copyright (c) 2010 Broadcom Corporation
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21 * support two PIO format: 2 bytes access and 4 bytes access
22 * basic FIFO register set is per channel(transmit or receive)
23 * a pair of channels is defined for convenience
26 /* 2byte-wide pio register set per channel(xmt or rcv) */
27 typedef volatile struct {
30 uint16 fifofree; /* only valid in xmt channel, not in rcv channel */
34 /* a pair of pio channels(tx and rx) */
35 typedef volatile struct {
40 /* 4byte-wide pio register set per channel(xmt or rcv) */
41 typedef volatile struct {
46 /* a pair of pio channels(tx and rx) */
47 typedef volatile struct {
52 #endif /* _sbhndpio_h_ */