1/*
2 * Copyright (c) 2004 M. Warner Losh.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions, and the following disclaimer,

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20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD: head/sys/pc98/cbus/fdcvar.h 132103 2004-07-13 13:14:37Z nyan $
29 */
30
31/* XXX should audit this file to see if additional copyrights needed */
32
33enum fdc_type
34{
35 FDC_NE765, FDC_ENHANCED, FDC_UNKNOWN = -1
36};

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75 * Per controller structure (softc).
76 */
77struct fdc_data
78{
79 int fdcu; /* our unit number */
80 int dmacnt;
81 int dmachan;
82 int flags;
83#define FDC_ATTACHED 0x01
84#define FDC_STAT_VALID 0x08
85#define FDC_HAS_FIFO 0x10
86#define FDC_NEEDS_RESET 0x20
87#define FDC_NODMA 0x40
88#define FDC_ISPNP 0x80
89#define FDC_ISPCMCIA 0x100
90 struct fd_data *fd;
91 int fdu; /* the active drive */

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151
152int fdc_alloc_resources(struct fdc_data *);
153#ifndef PC98
154void fdout_wr(fdc_p, u_int8_t);
155#endif
156int fd_cmd(struct fdc_data *, int, ...);
157void fdc_release_resources(struct fdc_data *);
158int fdc_attach(device_t);
159int fdc_detach(device_t dev);
160int fdc_initial_reset(struct fdc_data *);
161int fdc_print_child(device_t, device_t);
162int fdc_read_ivar(device_t, device_t, int, uintptr_t *);
163int fdc_write_ivar(device_t, device_t, int, uintptr_t);