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/5.2/sys/dev/pdq/pdqvar.h 121816 2003-10-31 18:32:15Z 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 #elif defined(__FreeBSD__) || defined(__bsdi__) || defined(__NetBSD__)
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_USE_MBUFS
76 #if defined(__NetBSD__) || defined(__FreeBSD__)
77 #define PDQ_OS_PREFIX "%s: "
78 #define PDQ_OS_PREFIX_ARGS pdq->pdq_os_name
79 #else
80 #define PDQ_OS_PREFIX "%s%d: "
81 #define PDQ_OS_PREFIX_ARGS pdq->pdq_os_name, pdq->pdq_unit
82 #endif
83 #if defined(__FreeBSD__) && BSD >= 199506
84 #define PDQ_OS_PAGESIZE PAGE_SIZE
85 #else
86 #define PDQ_OS_PAGESIZE NBPG
87 #endif
88 #define PDQ_OS_USEC_DELAY(n) DELAY(n)
89 #define PDQ_OS_MEMZERO(p, n) bzero((caddr_t)(p), (n))
90 #if defined(__NetBSD__) && !defined(PDQ_NO_BUS_DMA)
91 #define PDQ_BUS_DMA
92 #endif
93 #if !defined(PDQ_BUS_DMA)
94 #define PDQ_OS_VA_TO_BUSPA(pdq, p) vtophys(p)
95 #endif
96 #define PDQ_OS_MEMALLOC(n) malloc(n, M_DEVBUF, M_NOWAIT)
97 #define PDQ_OS_MEMFREE(p, n) free((void *) p, M_DEVBUF)
98 #ifdef __FreeBSD__
99 #define PDQ_OS_MEMALLOC_CONTIG(n) vm_page_alloc_contig(n, 0, 0xffffffff, PAGE_SIZE)
100 #define PDQ_OS_MEMFREE_CONTIG(p, n) kmem_free(kernel_map, (vaddr_t) p, n)
101 #else
102 #if !defined(PDQ_BUS_DMA)
103 #define PDQ_OS_MEMALLOC_CONTIG(n) uvm_km_alloc(kernel_map, round_page(n))
104 #define PDQ_OS_MEMFREE_CONTIG(p, n) uvm_km_free(kernel_map, (vaddr_t) p, n)
105 #endif
106 #endif /* __FreeBSD__ */
107
108 #if defined(__FreeBSD__)
109 #include <vm/pmap.h>
110 #include <vm/vm_extern.h>
111 #include <machine/cpufunc.h>
112 #include <machine/clock.h>
113 #define ifnet_ret_t void
114 typedef int ioctl_cmd_t;
115 typedef enum { PDQ_BUS_EISA, PDQ_BUS_PCI } pdq_bus_t;
116 typedef u_int16_t pdq_bus_ioport_t;
117 typedef volatile pdq_uint32_t *pdq_bus_memaddr_t;
118 typedef pdq_bus_memaddr_t pdq_bus_memoffset_t;
119 #if BSD >= 199506 /* __FreeBSD__ */
120 #define PDQ_BPF_MTAP(sc, m) bpf_mtap(&(sc)->sc_if, m)
121 #define PDQ_BPFATTACH(sc, t, s) bpfattach(&(sc)->sc_if, t, s)
122 #endif
123
124 #define pdq_os_update_status(a, b) ((void) 0)
125
126 #elif defined(__bsdi__)
127 #if !defined(PDQ_HWSUPPORT) && (_BSDI_VERSION >= 199701)
128 #include <net/if_media.h>
129 #endif
130 #include <machine/inline.h>
131 #define ifnet_ret_t int
132 typedef int ioctl_cmd_t;
133 typedef enum { PDQ_BUS_EISA, PDQ_BUS_PCI } pdq_bus_t;
134 typedef u_int16_t pdq_bus_ioport_t;
135 typedef volatile pdq_uint32_t *pdq_bus_memaddr_t;
136 typedef pdq_bus_memaddr_t pdq_bus_memoffset_t;
137
138
139 #elif defined(__NetBSD__)
140 #if !defined(PDQ_HWSUPPORT)
141 #include <net/if_media.h>
142 #endif
143 #include <machine/bus.h>
144 #include <machine/intr.h>
145 #define PDQ_OS_HDR_OFFSET (PDQ_RX_FC_OFFSET-3)
146 #define PDQ_OS_PTR_FMT "%p"
147 #define PDQ_OS_CSR_FMT "0x%lx"
148 #define ifnet_ret_t void
149 typedef u_long ioctl_cmd_t;
150 typedef bus_space_tag_t pdq_bus_t;
151 typedef bus_space_handle_t pdq_bus_ioport_t;
152 typedef bus_space_handle_t pdq_bus_memaddr_t;
153 typedef bus_addr_t pdq_bus_memoffset_t;
154 #define PDQ_OS_SPL_RAISE() splnet()
155 #define PDQ_OS_IOMEM
156 #define PDQ_OS_IORD_32(t, base, offset) bus_space_read_4 (t, base, offset)
157 #define PDQ_OS_IOWR_32(t, base, offset, data) bus_space_write_4 (t, base, offset, data)
158 #define PDQ_OS_IORD_8(t, base, offset) bus_space_read_1 (t, base, offset)
159 #define PDQ_OS_IOWR_8(t, base, offset, data) bus_space_write_1 (t, base, offset, data)
160 #define PDQ_CSR_OFFSET(base, offset) (0 + (offset)*sizeof(pdq_uint32_t))
161
162 #ifdef PDQ_BUS_DMA
163 #define PDQ_OS_UNSOL_EVENT_PRESYNC(pdq, event) \
164 pdq_os_unsolicited_event_sync((pdq)->pdq_os_ctx, \
165 (u_int8_t *) (event) - \
166 (u_int8_t *) (pdq)->pdq_unsolicited_info.ui_events, \
167 sizeof(*event), BUS_DMASYNC_PREREAD)
168 #define PDQ_OS_UNSOL_EVENT_POSTSYNC(pdq, event) \
169 pdq_os_unsolicited_event_sync((pdq)->pdq_os_ctx, \
170 (u_int8_t *) (event) - \
171 (u_int8_t *) (pdq)->pdq_unsolicited_info.ui_events, \
172 sizeof(*event), BUS_DMASYNC_POSTREAD)
173 #define PDQ_OS_DESCBLOCK_SYNC(pdq, what, length, why) \
174 pdq_os_descriptor_block_sync((pdq)->pdq_os_ctx, \
175 (u_int8_t *) (what) - (u_int8_t *) (pdq)->pdq_dbp, \
176 (length), (why))
177 #define PDQ_OS_CONSUMER_PRESYNC(pdq) \
178 pdq_os_consumer_block_sync((pdq)->pdq_os_ctx, \
179 BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE)
180 #define PDQ_OS_CONSUMER_POSTSYNC(pdq) \
181 pdq_os_consumer_block_sync((pdq)->pdq_os_ctx, \
182 BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE)
183 #define PDQ_OS_DESC_PRESYNC(pdq, d, s) \
184 PDQ_OS_DESCBLOCK_SYNC((pdq), (d), (s), BUS_DMASYNC_PREWRITE)
185 #define PDQ_OS_DESC_POSTSYNC(pdq, d, s) \
186 PDQ_OS_DESCBLOCK_SYNC((pdq), (d), (s), BUS_DMASYNC_POSTWRITE)
187 #define PDQ_OS_CMDRQST_PRESYNC(pdq, s) \
188 PDQ_OS_DESCBLOCK_SYNC((pdq), \
189 (pdq)->pdq_command_info.ci_request_bufstart, \
190 (s), BUS_DMASYNC_PREWRITE)
191 #define PDQ_OS_CMDRSP_PRESYNC(pdq, s) \
192 PDQ_OS_DESCBLOCK_SYNC((pdq), \
193 (pdq)->pdq_command_info.ci_response_bufstart, \
194 (s), BUS_DMASYNC_PREREAD)
195 #define PDQ_OS_CMDRQST_POSTSYNC(pdq, s) \
196 PDQ_OS_DESCBLOCK_SYNC((pdq), \
197 (pdq)->pdq_command_info.ci_request_bufstart, \
198 (s), BUS_DMASYNC_POSTWRITE)
199 #define PDQ_OS_CMDRSP_POSTSYNC(pdq, s) \
200 PDQ_OS_DESCBLOCK_SYNC((pdq), \
201 (pdq)->pdq_command_info.ci_response_bufstart, \
202 (s), BUS_DMASYNC_POSTREAD)
203 #define PDQ_OS_RXPDU_PRESYNC(pdq, b, o, l) \
204 pdq_os_databuf_sync((pdq)->pdq_os_ctx, (b), (o), (l), \
205 BUS_DMASYNC_PREREAD)
206 #define PDQ_OS_RXPDU_POSTSYNC(pdq, b, o, l) \
207 pdq_os_databuf_sync((pdq)->pdq_os_ctx, (b), (o), (l), \
208 BUS_DMASYNC_POSTREAD)
209 #define PDQ_OS_DATABUF_ALLOC(pdq, b) ((void)((b) = pdq_os_databuf_alloc((pdq)->pdq_os_ctx)))
210 #define PDQ_OS_DATABUF_FREE(pdq, b) pdq_os_databuf_free((pdq)->pdq_os_ctx, (b))
211 #define PDQ_OS_DATABUF_BUSPA(pdq, b) (M_GETCTX((b), bus_dmamap_t)->dm_segs[0].ds_addr + 0)
212 struct _pdq_os_ctx_t;
213 extern void pdq_os_descriptor_block_sync(struct _pdq_os_ctx_t *osctx, size_t offset,
214 size_t length, int ops);
215 extern void pdq_os_consumer_block_sync(struct _pdq_os_ctx_t *osctx, int ops);
216 extern void pdq_os_unsolicited_event_sync(struct _pdq_os_ctx_t *osctx, size_t offset,
217 size_t length, int ops);
218 extern struct mbuf *pdq_os_databuf_alloc(struct _pdq_os_ctx_t *osctx);
219 extern void pdq_os_databuf_sync(struct _pdq_os_ctx_t *osctx, struct mbuf *b,
220 size_t offset, size_t length, int ops);
221 extern void pdq_os_databuf_free(struct _pdq_os_ctx_t *osctx, struct mbuf *m);
222 #define M_HASTXDMAMAP M_LINK1
223 #define M_HASRXDMAMAP M_LINK2
224 #endif
225
226 #define PDQ_CSR_WRITE(csr, name, data) PDQ_OS_IOWR_32((csr)->csr_bus, (csr)->csr_base, (csr)->name, data)
227 #define PDQ_CSR_READ(csr, name) PDQ_OS_IORD_32((csr)->csr_bus, (csr)->csr_base, (csr)->name)
228
229 #define PDQ_OS_IFP_TO_SOFTC(ifp) ((pdq_softc_t *) (ifp)->if_softc)
230 #define PDQ_ARP_IFINIT(sc, ifa) arp_ifinit(&(sc)->sc_if, (ifa))
231 #define PDQ_FDDICOM(sc) (&(sc)->sc_ec)
232 #define PDQ_LANADDR(sc) LLADDR((sc)->sc_if.if_sadl)
233 #define PDQ_LANADDR_SIZE(sc) ((sc)->sc_if.if_sadl->sdl_alen)
234 #endif
235
236 #if !defined(PDQ_BPF_MTAP)
237 #define PDQ_BPF_MTAP(sc, m) bpf_mtap((sc)->sc_bpf, m)
238 #endif
239
240 #if !defined(PDQ_BPFATTACH)
241 #define PDQ_BPFATTACH(sc, t, s) bpfattach(&(sc)->sc_bpf, &(sc)->sc_if, t, s)
242 #endif
243
244 #if !defined(PDQ_OS_SPL_RAISE)
245 #define PDQ_OS_SPL_RAISE() splimp()
246 #endif
247
248 #if !defined(PDQ_OS_SPL_LOWER)
249 #define PDQ_OS_SPL_LOWER(s) splx(s)
250 #endif
251
252 #if !defined(PDQ_FDDICOM)
253 #define PDQ_FDDICOM(sc) (&(sc)->sc_ac)
254 #endif
255
256 #if !defined(PDQ_ARP_IFINIT)
257 #define PDQ_ARP_IFINIT(sc, ifa) arp_ifinit(&(sc)->sc_ac, (ifa))
258 #endif
259
260 #if !defined(PDQ_OS_PTR_FMT)
261 #define PDQ_OS_PTR_FMT "0x%x"
262 #endif
263
264 #if !defined(PDQ_OS_CSR_FMT)
265 #define PDQ_OS_CSR_FMT "0x%x"
266 #endif
267
268 #if !defined(PDQ_LANADDR)
269 #define PDQ_LANADDR(sc) ((sc)->sc_ac.ac_enaddr)
270 #define PDQ_LANADDR_SIZE(sc) (sizeof((sc)->sc_ac.ac_enaddr))
271 #endif
272
273 #if !defined(PDQ_OS_IOMEM)
274 #define PDQ_OS_IORD_32(t, base, offset) inl((base) + (offset))
275 #define PDQ_OS_IOWR_32(t, base, offset, data) outl((base) + (offset), data)
276 #define PDQ_OS_IORD_8(t, base, offset) inb((base) + (offset))
277 #define PDQ_OS_IOWR_8(t, base, offset, data) outb((base) + (offset), data)
278 #define PDQ_OS_MEMRD_32(t, base, offset) (0 + *((base) + (offset)))
279 #define PDQ_OS_MEMWR_32(t, base, offset, data) do *((base) + (offset)) = (data); while (0)
280 #endif
281 #ifndef PDQ_CSR_OFFSET
282 #define PDQ_CSR_OFFSET(base, offset) (0 + (base) + (offset))
283 #endif
284
285 #ifndef PDQ_CSR_WRITE
286 #define PDQ_CSR_WRITE(csr, name, data) PDQ_OS_MEMWR_32((csr)->csr_bus, (csr)->name, 0, data)
287 #define PDQ_CSR_READ(csr, name) PDQ_OS_MEMRD_32((csr)->csr_bus, (csr)->name, 0)
288 #endif
289
290 #ifndef PDQ_OS_IFP_TO_SOFTC
291 #define PDQ_OS_IFP_TO_SOFTC(ifp) ((pdq_softc_t *) ((caddr_t) ifp - offsetof(pdq_softc_t, sc_ac.ac_if)))
292 #endif
293
294
295 #if !defined(PDQ_HWSUPPORT)
296
297 typedef struct _pdq_os_ctx_t {
298 #if defined(__bsdi__)
299 struct device sc_dev; /* base device */
300 struct isadev sc_id; /* ISA device */
301 struct intrhand sc_ih; /* interrupt vectoring */
302 struct atshutdown sc_ats; /* shutdown routine */
303 struct arpcom sc_ac;
304 #define sc_if sc_ac.ac_if
305 #elif defined(__NetBSD__)
306 struct device sc_dev; /* base device */
307 void *sc_ih; /* interrupt vectoring */
308 void *sc_ats; /* shutdown hook */
309 struct ethercom sc_ec;
310 bus_dma_tag_t sc_dmatag;
311 #define sc_if sc_ec.ec_if
312 #elif defined(__FreeBSD__)
313 struct kern_devconf *sc_kdc; /* freebsd cruft */
314 struct arpcom sc_ac;
315 #define sc_if sc_ac.ac_if
316 #endif
317 #if defined(IFM_FDDI)
318 struct ifmedia sc_ifmedia;
319 #endif
320 pdq_t *sc_pdq;
321 #if defined(__alpha__) || defined(__i386__)
322 pdq_bus_ioport_t sc_iobase;
323 #endif
324 #if defined(PDQ_IOMAPPED) && !defined(__NetBSD__)
325 #define sc_membase sc_iobase
326 #else
327 pdq_bus_memaddr_t sc_membase;
328 #endif
329 pdq_bus_t sc_iotag;
330 pdq_bus_t sc_csrtag;
331 #if !defined(__bsdi__) || _BSDI_VERSION >= 199401
332 #define sc_bpf sc_if.if_bpf
333 #else
334 caddr_t sc_bpf;
335 #endif
336 #if defined(PDQ_BUS_DMA)
337 #if !defined(__NetBSD__)
338 bus_dma_tag_t sc_dmatag;
339 #endif
340 bus_dmamap_t sc_dbmap; /* DMA map for descriptor block */
341 bus_dmamap_t sc_uimap; /* DMA map for unsolicited events */
342 bus_dmamap_t sc_cbmap; /* DMA map for consumer block */
343 #endif
344 } pdq_softc_t;
345
346
347 extern void pdq_ifreset(pdq_softc_t *sc);
348 extern void pdq_ifinit(pdq_softc_t *sc);
349 extern void pdq_ifwatchdog(struct ifnet *ifp);
350 extern ifnet_ret_t pdq_ifstart(struct ifnet *ifp);
351 extern int pdq_ifioctl(struct ifnet *ifp, ioctl_cmd_t cmd, caddr_t data);
352 extern void pdq_ifattach(pdq_softc_t *sc, ifnet_ret_t (*ifwatchdog)(int unit));
353 #endif /* !PDQ_HWSUPPORT */
354
355
356 #elif defined(DLPI_PDQ)
357 #include <sys/param.h>
358 #include <sys/kmem.h>
359 #include <sys/ddi.h>
360 #include <sys/stream.h>
361
362 #define PDQ_USE_STREAMS
363 #define PDQ_OS_PREFIX "%s board %d "
364 #define PDQ_OS_PREFIX_ARGS pdq->pdq_os_name, pdq->pdq_unit
365
366 #define PDQ_OS_PAGESIZE PAGESIZE
367 #define PDQ_OS_USEC_DELAY(n) drv_usecwait(n)
368 #define PDQ_OS_MEMZERO(p, n) bzero((caddr_t)(p), (n))
369 #define PDQ_OS_VA_TO_BUSPA(pdq, p) vtop((caddr_t)p, NULL)
370 #define PDQ_OS_MEMALLOC(n) kmem_zalloc(n, KM_NOSLEEP)
371 #define PDQ_OS_MEMFREE(p, n) kmem_free((caddr_t) p, n)
372 #define PDQ_OS_MEMALLOC_CONTIG(n) kmem_zalloc_physreq(n, decfddiphysreq_db, KM_NOSLEEP)
373 #define PDQ_OS_MEMFREE_CONTIG(p, n) PDQ_OS_MEMFREE(p, n)
374
375 extern physreq_t *decfddiphysreq_db;
376 extern physreq_t *decfddiphysreq_mblk;
377
378 #define PDQ_OS_DATABUF_ALLOC(pdq, b) ((void) (((b) = allocb_physreq(PDQ_OS_DATABUF_SIZE, BPRI_MED, decfddiphysreq_mblk)) && ((b)->b_wptr = (b)->b_rptr + PDQ_OS_DATABUF_SIZE)))
379
380 #define PDQ_OS_IORD_8(port) inb(port)
381 #define PDQ_OS_IOWR_8(port, data) outb(port, data)
382 #endif
383
384
385 #ifdef PDQ_USE_MBUFS
386 #define PDQ_OS_DATABUF_SIZE (MCLBYTES)
387 #ifndef PDQ_OS_DATABUF_FREE
388 #define PDQ_OS_DATABUF_FREE(pdq, b) (m_freem(b))
389 #endif
390 #define PDQ_OS_DATABUF_NEXT(b) ((b)->m_next)
391 #define PDQ_OS_DATABUF_NEXT_SET(b, b1) ((b)->m_next = (b1))
392 #define PDQ_OS_DATABUF_NEXTPKT(b) ((b)->m_nextpkt)
393 #define PDQ_OS_DATABUF_NEXTPKT_SET(b, b1) ((b)->m_nextpkt = (b1))
394 #define PDQ_OS_DATABUF_LEN(b) ((b)->m_len)
395 #define PDQ_OS_DATABUF_LEN_SET(b, n) ((b)->m_len = (n))
396 /* #define PDQ_OS_DATABUF_LEN_ADJ(b, n) ((b)->m_len += (n)) */
397 #define PDQ_OS_DATABUF_PTR(b) (mtod((b), pdq_uint8_t *))
398 #define PDQ_OS_DATABUF_ADJ(b, n) ((b)->m_data += (n), (b)->m_len -= (n))
399 typedef struct mbuf PDQ_OS_DATABUF_T;
400
401 #ifndef PDQ_OS_DATABUF_ALLOC
402 #define PDQ_OS_DATABUF_ALLOC(pdq, b) do { \
403 PDQ_OS_DATABUF_T *x_m0; \
404 MGETHDR(x_m0, M_DONTWAIT, MT_DATA); \
405 if (x_m0 != NULL) { \
406 MCLGET(x_m0, M_DONTWAIT); \
407 if ((x_m0->m_flags & M_EXT) == 0) { \
408 m_free(x_m0); \
409 (b) = NULL; \
410 } else { \
411 (b) = x_m0; \
412 x_m0->m_len = PDQ_OS_DATABUF_SIZE; \
413 } \
414 } else { \
415 (b) = NULL; \
416 } \
417 } while (0)
418 #endif
419 #define PDQ_OS_DATABUF_RESET(b) ((b)->m_data = (b)->m_ext.ext_buf, (b)->m_len = MCLBYTES)
420 #endif /* PDQ_USE_MBUFS */
421
422 #ifdef PDQ_USE_STREAMS
423 #define PDQ_OS_DATABUF_SIZE (2048)
424 #define PDQ_OS_DATABUF_FREE(pdq, b) (freemsg(b))
425 #define PDQ_OS_DATABUF_NEXT(b) ((b)->b_cont)
426 #define PDQ_OS_DATABUF_NEXT_SET(b, b1) ((b)->b_cont = (b1))
427 #define PDQ_OS_DATABUF_NEXTPKT(b) ((b)->b_next)
428 #define PDQ_OS_DATABUF_NEXTPKT_SET(b, b1) ((b)->b_next = (b1))
429 #define PDQ_OS_DATABUF_LEN(b) ((b)->b_wptr - (b)->b_rptr)
430 #define PDQ_OS_DATABUF_LEN_SET(b, n) ((b)->b_wptr = (b)->b_rptr + (n))
431 /*#define PDQ_OS_DATABUF_LEN_ADJ(b, n) ((b)->b_wptr += (n))*/
432 #define PDQ_OS_DATABUF_PTR(b) ((pdq_uint8_t *) (b)->b_rptr)
433 #define PDQ_OS_DATABUF_ADJ(b, n) ((b)->b_rptr += (n))
434 typedef mblk_t PDQ_OS_DATABUF_T;
435
436 #ifndef PDQ_OS_DATABUF_ALLOC
437 #define PDQ_OS_DATABUF_ALLOC(pdq, b) ((void) (((b) = allocb(PDQ_OS_DATABUF_SIZE, BPRI_MED)) && ((b)->b_wptr = (b)->b_rptr + PDQ_OS_DATABUF_SIZE)))
438 #endif /* PDQ_OS_DATABUF_ALLOC */
439 #endif /* PDQ_USE_STREAMS */
440
441 #define PDQ_OS_TX_TRANSMIT 5
442
443 #define PDQ_OS_DATABUF_ENQUEUE(q, b) do { \
444 PDQ_OS_DATABUF_NEXTPKT_SET(b, NULL); \
445 if ((q)->q_tail == NULL) \
446 (q)->q_head = (b); \
447 else \
448 PDQ_OS_DATABUF_NEXTPKT_SET(((PDQ_OS_DATABUF_T *)(q)->q_tail), b); \
449 (q)->q_tail = (b); \
450 } while (0)
451
452 #define PDQ_OS_DATABUF_DEQUEUE(q, b) do { \
453 if (((b) = (PDQ_OS_DATABUF_T *) (q)->q_head) != NULL) { \
454 if (((q)->q_head = PDQ_OS_DATABUF_NEXTPKT(b)) == NULL) \
455 (q)->q_tail = NULL; \
456 PDQ_OS_DATABUF_NEXTPKT_SET(b, NULL); \
457 } \
458 } while (0)
459
460 #if !defined(PDQ_OS_CONSUMER_PRESYNC)
461 #define PDQ_OS_CONSUMER_PRESYNC(pdq) do { } while(0)
462 #define PDQ_OS_CONSUMER_POSTSYNC(pdq) do { } while(0)
463 #define PDQ_OS_DESC_PRESYNC(pdq, d, s) do { } while(0)
464 #define PDQ_OS_DESC_POSTSYNC(pdq, d, s) do { } while(0)
465 #define PDQ_OS_CMDRQST_PRESYNC(pdq, s) do { } while(0)
466 #define PDQ_OS_CMDRQST_POSTSYNC(pdq, s) do { } while(0)
467 #define PDQ_OS_CMDRSP_PRESYNC(pdq, s) do { } while(0)
468 #define PDQ_OS_CMDRSP_POSTSYNC(pdq, s) do { } while(0)
469 #define PDQ_OS_RXPDU_PRESYNC(pdq, b, o, l) do { } while(0)
470 #define PDQ_OS_RXPDU_POSTSYNC(pdq, b, o, l) do { } while(0)
471 #define PDQ_OS_UNSOL_EVENT_PRESYNC(pdq, e) do { } while(0)
472 #define PDQ_OS_UNSOL_EVENT_POSTSYNC(pdq, e) do { } while(0)
473 #endif
474
475 #ifndef PDQ_OS_DATABUF_BUSPA
476 #define PDQ_OS_DATABUF_BUSPA(pdq, b) PDQ_OS_VA_TO_BUSPA(pdq, PDQ_OS_DATABUF_PTR(b))
477 #endif
478
479 #ifndef PDQ_OS_HDR_OFFSET
480 #define PDQ_OS_HDR_OFFSET PDQ_RX_FC_OFFSET
481 #endif
482
483 extern void pdq_os_addr_fill(pdq_t *pdq, pdq_lanaddr_t *addrs, size_t numaddrs);
484 extern void pdq_os_receive_pdu(pdq_t *, PDQ_OS_DATABUF_T *pdu, size_t pdulen, int drop);
485 extern void pdq_os_restart_transmitter(pdq_t *pdq);
486 extern void pdq_os_transmit_done(pdq_t *pdq, PDQ_OS_DATABUF_T *pdu);
487 #if !defined(pdq_os_update_status)
488 extern void pdq_os_update_status(pdq_t *pdq, const void *rsp);
489 #endif
490 #if !defined(PDQ_OS_MEMALLOC_CONTIG)
491 extern int pdq_os_memalloc_contig(pdq_t *pdq);
492 #endif
493 extern pdq_boolean_t pdq_queue_transmit_data(pdq_t *pdq, PDQ_OS_DATABUF_T *pdu);
494 extern void pdq_flush_transmitter(pdq_t *pdq);
495
496 extern void pdq_run(pdq_t *pdq);
497 extern pdq_state_t pdq_stop(pdq_t *pdq);
498 extern void pdq_hwreset(pdq_t *pdq);
499
500 extern int pdq_interrupt(pdq_t *pdq);
501 extern pdq_t *pdq_initialize(pdq_bus_t bus, pdq_bus_memaddr_t csr_va,
502 const char *name, int unit,
503 void *ctx, pdq_type_t type);
504 #endif /* _PDQ_OS_H */
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