FreeBSD/Linux Kernel Cross Reference
sys/dev/pdq/pdqvar.h
1 /* $NetBSD: pdqvar.h,v 1.27 2000/05/03 19:17:54 thorpej Exp $ */
2
3 /*-
4 * Copyright (c) 1995, 1996 Matt Thomas <matt@3am-software.com>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. The name of the author may not be used to endorse or promote products
13 * derived from this software without specific prior written permission
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * Id: pdqvar.h,v 1.21 1997/03/21 21:16:04 thomas Exp
27 * $FreeBSD: releng/6.3/sys/dev/pdq/pdqvar.h 147256 2005-06-10 16:49:24Z brooks $
28 *
29 */
30
31 /*
32 * DEC PDQ FDDI Controller; PDQ O/S dependent definitions
33 *
34 * Written by Matt Thomas
35 *
36 */
37
38 #ifndef _PDQ_OS_H
39 #define _PDQ_OS_H
40
41 #define PDQ_OS_TX_TIMEOUT 5 /* seconds */
42
43 typedef struct _pdq_t pdq_t;
44 typedef struct _pdq_csrs_t pdq_csrs_t;
45 typedef struct _pdq_pci_csrs_t pdq_pci_csrs_t;
46 typedef struct _pdq_lanaddr_t pdq_lanaddr_t;
47 typedef unsigned int pdq_uint32_t;
48 typedef unsigned short pdq_uint16_t;
49 typedef unsigned char pdq_uint8_t;
50 typedef enum _pdq_boolean_t pdq_boolean_t;
51 typedef enum _pdq_type_t pdq_type_t;
52 typedef enum _pdq_state_t pdq_state_t;
53
54 enum _pdq_type_t {
55 PDQ_DEFPA, /* PCI-bus */
56 PDQ_DEFEA, /* EISA-bus */
57 PDQ_DEFTA, /* TurboChannel */
58 PDQ_DEFAA, /* FutureBus+ */
59 PDQ_DEFQA /* Q-bus */
60 };
61
62 #if defined(PDQTEST)
63 #include <pdq_os_test.h>
64 #else
65
66 #include <sys/param.h>
67 #include <sys/systm.h>
68 #ifndef M_MCAST
69 #include <sys/mbuf.h>
70 #endif /* M_CAST */
71 #include <sys/malloc.h>
72 #include <vm/vm.h>
73 #include <vm/vm_kern.h>
74
75 #define PDQ_OS_PREFIX "%s: "
76 #define PDQ_OS_PREFIX_ARGS pdq->pdq_os_name
77 #define PDQ_OS_PAGESIZE PAGE_SIZE
78 #define PDQ_OS_USEC_DELAY(n) DELAY(n)
79 #define PDQ_OS_MEMZERO(p, n) bzero((caddr_t)(p), (n))
80 #if !defined(PDQ_BUS_DMA)
81 #define PDQ_OS_VA_TO_BUSPA(pdq, p) vtophys(p)
82 #endif
83 #define PDQ_OS_MEMALLOC(n) malloc(n, M_DEVBUF, M_NOWAIT)
84 #define PDQ_OS_MEMFREE(p, n) free((void *) p, M_DEVBUF)
85 #define PDQ_OS_MEMALLOC_CONTIG(n) contigmalloc(n, M_DEVBUF, M_NOWAIT, 0, 0xffffffff, PAGE_SIZE, 0)
86 #define PDQ_OS_MEMFREE_CONTIG(p, n) contigfree((void *) p, n, M_DEVBUF)
87
88 #include <vm/pmap.h>
89 #include <vm/vm_extern.h>
90 #include <machine/cpufunc.h>
91 #include <machine/clock.h>
92 #define ifnet_ret_t void
93 typedef int ioctl_cmd_t;
94 typedef enum { PDQ_BUS_EISA, PDQ_BUS_PCI } pdq_bus_t;
95 typedef u_int16_t pdq_bus_ioport_t;
96 typedef volatile pdq_uint32_t *pdq_bus_memaddr_t;
97 typedef pdq_bus_memaddr_t pdq_bus_memoffset_t;
98 #define pdq_os_update_status(a, b) ((void) 0)
99
100
101 #if !defined(PDQ_OS_SPL_RAISE)
102 #define PDQ_OS_SPL_RAISE() splimp()
103 #endif
104
105 #if !defined(PDQ_OS_SPL_LOWER)
106 #define PDQ_OS_SPL_LOWER(s) splx(s)
107 #endif
108
109 #if !defined(PDQ_FDDICOM)
110 #define PDQ_FDDICOM(sc) (&(sc)->sc_ac)
111 #endif
112
113 #if !defined(PDQ_IFNET)
114 #define PDQ_IFNET(sc) (PDQ_FDDICOM((sc))->ac_ifp)
115 #endif
116
117 #define PDQ_BPF_MTAP(sc, m) bpf_mtap(PDQ_IFNET(sc), m)
118 #define PDQ_BPFATTACH(sc, t, s) bpfattach(PDQ_IFNET(sc), t, s)
119
120 #if !defined(PDQ_ARP_IFINIT)
121 #define PDQ_ARP_IFINIT(sc, ifa) arp_ifinit(&(sc)->sc_ac, (ifa))
122 #endif
123
124 #if !defined(PDQ_OS_PTR_FMT)
125 #define PDQ_OS_PTR_FMT "0x%x"
126 #endif
127
128 #if !defined(PDQ_OS_CSR_FMT)
129 #define PDQ_OS_CSR_FMT "0x%x"
130 #endif
131
132 #if !defined(PDQ_LANADDR)
133 #define PDQ_LANADDR(sc) ((sc)->sc_ac.ac_enaddr)
134 #define PDQ_LANADDR_SIZE(sc) (sizeof((sc)->sc_ac.ac_enaddr))
135 #endif
136
137 #if !defined(PDQ_OS_IOMEM)
138 #define PDQ_OS_IORD_32(t, base, offset) inl((base) + (offset))
139 #define PDQ_OS_IOWR_32(t, base, offset, data) outl((base) + (offset), data)
140 #define PDQ_OS_IORD_8(t, base, offset) inb((base) + (offset))
141 #define PDQ_OS_IOWR_8(t, base, offset, data) outb((base) + (offset), data)
142 #define PDQ_OS_MEMRD_32(t, base, offset) (0 + *((base) + (offset)))
143 #define PDQ_OS_MEMWR_32(t, base, offset, data) do *((base) + (offset)) = (data); while (0)
144 #endif
145 #ifndef PDQ_CSR_OFFSET
146 #define PDQ_CSR_OFFSET(base, offset) (0 + (base) + (offset))
147 #endif
148
149 #ifndef PDQ_CSR_WRITE
150 #define PDQ_CSR_WRITE(csr, name, data) PDQ_OS_MEMWR_32((csr)->csr_bus, (csr)->name, 0, data)
151 #define PDQ_CSR_READ(csr, name) PDQ_OS_MEMRD_32((csr)->csr_bus, (csr)->name, 0)
152 #endif
153
154 #ifndef PDQ_OS_IFP_TO_SOFTC
155 #define PDQ_OS_IFP_TO_SOFTC(ifp) ((pdq_softc_t *) ((caddr_t) ifp - offsetof(pdq_softc_t, sc_ac.ac_if)))
156 #endif
157
158
159 #if !defined(PDQ_HWSUPPORT)
160
161 typedef struct _pdq_os_ctx_t {
162 struct kern_devconf *sc_kdc; /* freebsd cruft */
163 struct arpcom sc_ac;
164 #if defined(IFM_FDDI)
165 struct ifmedia sc_ifmedia;
166 #endif
167 pdq_t *sc_pdq;
168 #if defined(__alpha__) || defined(__i386__)
169 pdq_bus_ioport_t sc_iobase;
170 #endif
171 #if defined(PDQ_IOMAPPED)
172 #define sc_membase sc_iobase
173 #else
174 pdq_bus_memaddr_t sc_membase;
175 #endif
176 pdq_bus_t sc_iotag;
177 pdq_bus_t sc_csrtag;
178 caddr_t sc_bpf;
179 #if defined(PDQ_BUS_DMA)
180 bus_dma_tag_t sc_dmatag;
181 bus_dmamap_t sc_dbmap; /* DMA map for descriptor block */
182 bus_dmamap_t sc_uimap; /* DMA map for unsolicited events */
183 bus_dmamap_t sc_cbmap; /* DMA map for consumer block */
184 #endif
185 } pdq_softc_t;
186
187
188 extern void pdq_ifreset(pdq_softc_t *sc);
189 extern void pdq_ifinit(pdq_softc_t *sc);
190 extern void pdq_ifwatchdog(struct ifnet *ifp);
191 extern ifnet_ret_t pdq_ifstart(struct ifnet *ifp);
192 extern int pdq_ifioctl(struct ifnet *ifp, ioctl_cmd_t cmd, caddr_t data);
193 extern void pdq_ifattach(pdq_softc_t *sc, ifnet_ret_t (*ifwatchdog)(int unit));
194 #endif /* !PDQ_HWSUPPORT */
195
196
197 #endif
198
199
200 #define PDQ_OS_DATABUF_SIZE (MCLBYTES)
201 #ifndef PDQ_OS_DATABUF_FREE
202 #define PDQ_OS_DATABUF_FREE(pdq, b) (m_freem(b))
203 #endif
204 #define PDQ_OS_DATABUF_NEXT(b) ((b)->m_next)
205 #define PDQ_OS_DATABUF_NEXT_SET(b, b1) ((b)->m_next = (b1))
206 #define PDQ_OS_DATABUF_NEXTPKT(b) ((b)->m_nextpkt)
207 #define PDQ_OS_DATABUF_NEXTPKT_SET(b, b1) ((b)->m_nextpkt = (b1))
208 #define PDQ_OS_DATABUF_LEN(b) ((b)->m_len)
209 #define PDQ_OS_DATABUF_LEN_SET(b, n) ((b)->m_len = (n))
210 /* #define PDQ_OS_DATABUF_LEN_ADJ(b, n) ((b)->m_len += (n)) */
211 #define PDQ_OS_DATABUF_PTR(b) (mtod((b), pdq_uint8_t *))
212 #define PDQ_OS_DATABUF_ADJ(b, n) ((b)->m_data += (n), (b)->m_len -= (n))
213 typedef struct mbuf PDQ_OS_DATABUF_T;
214
215 #ifndef PDQ_OS_DATABUF_ALLOC
216 #define PDQ_OS_DATABUF_ALLOC(pdq, b) do { \
217 PDQ_OS_DATABUF_T *x_m0; \
218 MGETHDR(x_m0, M_DONTWAIT, MT_DATA); \
219 if (x_m0 != NULL) { \
220 MCLGET(x_m0, M_DONTWAIT); \
221 if ((x_m0->m_flags & M_EXT) == 0) { \
222 m_free(x_m0); \
223 (b) = NULL; \
224 } else { \
225 (b) = x_m0; \
226 x_m0->m_len = PDQ_OS_DATABUF_SIZE; \
227 } \
228 } else { \
229 (b) = NULL; \
230 } \
231 } while (0)
232 #endif
233 #define PDQ_OS_DATABUF_RESET(b) ((b)->m_data = (b)->m_ext.ext_buf, (b)->m_len = MCLBYTES)
234
235 #define PDQ_OS_TX_TRANSMIT 5
236
237 #define PDQ_OS_DATABUF_ENQUEUE(q, b) do { \
238 PDQ_OS_DATABUF_NEXTPKT_SET(b, NULL); \
239 if ((q)->q_tail == NULL) \
240 (q)->q_head = (b); \
241 else \
242 PDQ_OS_DATABUF_NEXTPKT_SET(((PDQ_OS_DATABUF_T *)(q)->q_tail), b); \
243 (q)->q_tail = (b); \
244 } while (0)
245
246 #define PDQ_OS_DATABUF_DEQUEUE(q, b) do { \
247 if (((b) = (PDQ_OS_DATABUF_T *) (q)->q_head) != NULL) { \
248 if (((q)->q_head = PDQ_OS_DATABUF_NEXTPKT(b)) == NULL) \
249 (q)->q_tail = NULL; \
250 PDQ_OS_DATABUF_NEXTPKT_SET(b, NULL); \
251 } \
252 } while (0)
253
254 #if !defined(PDQ_OS_CONSUMER_PRESYNC)
255 #define PDQ_OS_CONSUMER_PRESYNC(pdq) do { } while(0)
256 #define PDQ_OS_CONSUMER_POSTSYNC(pdq) do { } while(0)
257 #define PDQ_OS_DESC_PRESYNC(pdq, d, s) do { } while(0)
258 #define PDQ_OS_DESC_POSTSYNC(pdq, d, s) do { } while(0)
259 #define PDQ_OS_CMDRQST_PRESYNC(pdq, s) do { } while(0)
260 #define PDQ_OS_CMDRQST_POSTSYNC(pdq, s) do { } while(0)
261 #define PDQ_OS_CMDRSP_PRESYNC(pdq, s) do { } while(0)
262 #define PDQ_OS_CMDRSP_POSTSYNC(pdq, s) do { } while(0)
263 #define PDQ_OS_RXPDU_PRESYNC(pdq, b, o, l) do { } while(0)
264 #define PDQ_OS_RXPDU_POSTSYNC(pdq, b, o, l) do { } while(0)
265 #define PDQ_OS_UNSOL_EVENT_PRESYNC(pdq, e) do { } while(0)
266 #define PDQ_OS_UNSOL_EVENT_POSTSYNC(pdq, e) do { } while(0)
267 #endif
268
269 #ifndef PDQ_OS_DATABUF_BUSPA
270 #define PDQ_OS_DATABUF_BUSPA(pdq, b) PDQ_OS_VA_TO_BUSPA(pdq, PDQ_OS_DATABUF_PTR(b))
271 #endif
272
273 #ifndef PDQ_OS_HDR_OFFSET
274 #define PDQ_OS_HDR_OFFSET PDQ_RX_FC_OFFSET
275 #endif
276
277 extern void pdq_os_addr_fill(pdq_t *pdq, pdq_lanaddr_t *addrs, size_t numaddrs);
278 extern void pdq_os_receive_pdu(pdq_t *, PDQ_OS_DATABUF_T *pdu, size_t pdulen, int drop);
279 extern void pdq_os_restart_transmitter(pdq_t *pdq);
280 extern void pdq_os_transmit_done(pdq_t *pdq, PDQ_OS_DATABUF_T *pdu);
281 #if !defined(pdq_os_update_status)
282 extern void pdq_os_update_status(pdq_t *pdq, const void *rsp);
283 #endif
284 #if !defined(PDQ_OS_MEMALLOC_CONTIG)
285 extern int pdq_os_memalloc_contig(pdq_t *pdq);
286 #endif
287 extern pdq_boolean_t pdq_queue_transmit_data(pdq_t *pdq, PDQ_OS_DATABUF_T *pdu);
288 extern void pdq_flush_transmitter(pdq_t *pdq);
289
290 extern void pdq_run(pdq_t *pdq);
291 extern pdq_state_t pdq_stop(pdq_t *pdq);
292 extern void pdq_hwreset(pdq_t *pdq);
293
294 extern int pdq_interrupt(pdq_t *pdq);
295 extern pdq_t *pdq_initialize(pdq_bus_t bus, pdq_bus_memaddr_t csr_va,
296 const char *name, int unit,
297 void *ctx, pdq_type_t type);
298 #endif /* _PDQ_OS_H */
Cache object: 6723bec1030fe4e7124e1e86c5fc2dbc
|