1/* $NetBSD: pdqvar.h,v 1.47 2012/10/27 17:18:22 chs 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 *
28 */
29
30/*
31 * DEC PDQ FDDI Controller; PDQ O/S dependent definitions
32 *
33 * Written by Matt Thomas
34 *
35 */
36
37#ifndef _PDQ_OS_H
38#define _PDQ_OS_H
39
40#define PDQ_OS_TX_TIMEOUT 5 /* seconds */
41
42enum _pdq_boolean_t {
43 PDQ_FALSE=0,
44 PDQ_TRUE=1
45};
46
47enum _pdq_type_t {
48 PDQ_DEFPA, /* PCI-bus */
49 PDQ_DEFEA, /* EISA-bus */
50 PDQ_DEFTA, /* TurboChannel */
51 PDQ_DEFAA, /* FutureBus+ */
52 PDQ_DEFQA /* Q-bus */
53};
54
55enum _pdq_state_t {
56 PDQS_RESET=0,
57 PDQS_UPGRADE=1,
58 PDQS_DMA_UNAVAILABLE=2,
59 PDQS_DMA_AVAILABLE=3,
60 PDQS_LINK_AVAILABLE=4,
61 PDQS_LINK_UNAVAILABLE=5,
62 PDQS_HALTED=6,
63 PDQS_RING_MEMBER=7
64};
65
66typedef struct _pdq_t pdq_t;
67typedef struct _pdq_csrs_t pdq_csrs_t;
68typedef struct _pdq_pci_csrs_t pdq_pci_csrs_t;
69typedef struct _pdq_lanaddr_t pdq_lanaddr_t;
70typedef unsigned int pdq_uint32_t;
71typedef unsigned short pdq_uint16_t;
72typedef unsigned char pdq_uint8_t;
73typedef enum _pdq_boolean_t pdq_boolean_t;
74typedef enum _pdq_type_t pdq_type_t;
75typedef enum _pdq_state_t pdq_state_t;
76
77#if defined(PDQTEST)
78#include <pdq_os_test.h>
79#elif defined(__FreeBSD__) || defined(__bsdi__) || defined(__NetBSD__)
80
81#include <sys/param.h>
82#include <sys/systm.h>
83#ifndef M_MCAST
84#include <sys/mbuf.h>
85#endif /* M_CAST */
86#include <sys/malloc.h>
87
88#define PDQ_USE_MBUFS
89#if defined(__NetBSD__)
90#define PDQ_OS_PREFIX "%s: "
91#define PDQ_OS_PREFIX_ARGS pdq->pdq_os_name
92#else
93#define PDQ_OS_PREFIX "%s%d: "
94#define PDQ_OS_PREFIX_ARGS pdq->pdq_os_name, pdq->pdq_unit
95#endif
96#if (defined(__FreeBSD__) && BSD >= 199506) || defined(__NetBSD__)
97#define PDQ_OS_PAGESIZE PAGE_SIZE
98#else
99#define PDQ_OS_PAGESIZE NBPG
100#endif
101#define PDQ_OS_USEC_DELAY(n) DELAY(n)
102#define PDQ_OS_MEMZERO(p, n) memset((void *)(p), 0, (n))
103#if defined(__NetBSD__) && !defined(PDQ_NO_BUS_DMA)
104#define PDQ_BUS_DMA
105#endif
106#if !defined(PDQ_BUS_DMA)
107#define PDQ_OS_VA_TO_BUSPA(pdq, p) vtophys(p)
108#endif
109#define PDQ_OS_MEMALLOC(n) malloc(n, M_DEVBUF, M_NOWAIT)
110#define PDQ_OS_MEMFREE(p, n) free((void *) p, M_DEVBUF)
111#ifdef __FreeBSD__
112#define PDQ_OS_MEMALLOC_CONTIG(n) vm_page_alloc_contig(n, 0, 0xffffffff, PAGE_SIZE)
113#define PDQ_OS_MEMFREE_CONTIG(p, n) kmem_free(kernel_map, (vaddr_t) p, n)
114#else
115#if !defined(PDQ_BUS_DMA)
116#define PDQ_OS_MEMALLOC_CONTIG(n) uvm_km_alloc(kernel_map, round_page(n))
117#define PDQ_OS_MEMFREE_CONTIG(p, n) uvm_km_free(kernel_map, (vaddr_t) p, n)
118#endif
119#endif /* __FreeBSD__ */
120
121#if defined(__FreeBSD__)
122#include <vm/pmap.h>
123#include <vm/vm_extern.h>
124#include <machine/cpufunc.h>
125#include <machine/clock.h>
126#define ifnet_ret_t void
127typedef int ioctl_cmd_t;
128typedef enum { PDQ_BUS_EISA, PDQ_BUS_PCI } pdq_bus_t;
129typedef u_int16_t pdq_bus_ioport_t;
130typedef volatile pdq_uint32_t *pdq_bus_memaddr_t;
131typedef pdq_bus_memaddr_t pdq_bus_memoffset_t;
132#if BSD >= 199506 /* __FreeBSD__ */
133#define PDQ_BPF_MTAP(sc, m) bpf_mtap(&(sc)->sc_if, m)
134#define PDQ_BPFATTACH(sc, t, s) bpfattach(&(sc)->sc_if, t, s)
135#endif
136
137#define pdq_os_update_status(a, b) ((void) 0)
138
139#elif defined(__bsdi__)
140#if !defined(PDQ_HWSUPPORT) && (_BSDI_VERSION >= 199701)
141#include <net/if_media.h>
142#endif
143#include <machine/inline.h>
144#define ifnet_ret_t int
145typedef int ioctl_cmd_t;
146typedef enum { PDQ_BUS_EISA, PDQ_BUS_PCI } pdq_bus_t;
147typedef u_int16_t pdq_bus_ioport_t;
148typedef volatile pdq_uint32_t *pdq_bus_memaddr_t;
149typedef pdq_bus_memaddr_t pdq_bus_memoffset_t;
150
151
152#elif defined(__NetBSD__)
153#if !defined(PDQ_HWSUPPORT)
154#include <net/if_media.h>
155#endif
156#include <sys/bus.h>
157#include <sys/intr.h>
158#define PDQ_OS_HDR_OFFSET (PDQ_RX_FC_OFFSET-3)
159#define PDQ_OS_PTR_FMT "%p"
160#define PDQ_OS_CSR_FMT "0x%lx"
161#define ifnet_ret_t void
162typedef u_long ioctl_cmd_t;
163typedef bus_space_tag_t pdq_bus_t;
164typedef bus_space_handle_t pdq_bus_ioport_t;
165typedef bus_space_handle_t pdq_bus_memaddr_t;
166typedef bus_addr_t pdq_bus_memoffset_t;
167#define PDQ_OS_SPL_RAISE() splnet()
168#define PDQ_OS_IOMEM
169#define PDQ_OS_IORD_32(t, base, offset) bus_space_read_4 (t, base, offset)
170#define PDQ_OS_IOWR_32(t, base, offset, data) bus_space_write_4 (t, base, offset, data)
171#define PDQ_OS_IORD_8(t, base, offset) bus_space_read_1 (t, base, offset)
172#define PDQ_OS_IOWR_8(t, base, offset, data) bus_space_write_1 (t, base, offset, data)
173#define PDQ_CSR_OFFSET(base, offset) (0 + (offset)*sizeof(pdq_uint32_t))
174
175#ifdef PDQ_BUS_DMA
176#define PDQ_OS_UNSOL_EVENT_PRESYNC(pdq, event) \
177 pdq_os_unsolicited_event_sync((pdq)->pdq_os_ctx, \
178 (const u_int8_t *) (event) - \
179 (const u_int8_t *) (pdq)->pdq_unsolicited_info.ui_events, \
180 sizeof(*event), BUS_DMASYNC_PREREAD)
181#define PDQ_OS_UNSOL_EVENT_POSTSYNC(pdq, event) \
182 pdq_os_unsolicited_event_sync((pdq)->pdq_os_ctx, \
183 (const u_int8_t *) (event) - \
184 (const u_int8_t *) (pdq)->pdq_unsolicited_info.ui_events, \
185 sizeof(*event), BUS_DMASYNC_POSTREAD)
186#define PDQ_OS_DESCBLOCK_SYNC(pdq, what, length, why) \
187 pdq_os_descriptor_block_sync((pdq)->pdq_os_ctx, \
188 (u_int8_t *) (what) - (u_int8_t *) (pdq)->pdq_dbp, \
189 (length), (why))
190#define PDQ_OS_CONSUMER_PRESYNC(pdq) \
191 pdq_os_consumer_block_sync((pdq)->pdq_os_ctx, \
192 BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE)
193#define PDQ_OS_CONSUMER_POSTSYNC(pdq) \
194 pdq_os_consumer_block_sync((pdq)->pdq_os_ctx, \
195 BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE)
196#define PDQ_OS_DESC_PRESYNC(pdq, d, s) \
197 PDQ_OS_DESCBLOCK_SYNC((pdq), (d), (s), BUS_DMASYNC_PREWRITE)
198#define PDQ_OS_DESC_POSTSYNC(pdq, d, s) \
199 PDQ_OS_DESCBLOCK_SYNC((pdq), (d), (s), BUS_DMASYNC_POSTWRITE)
200#define PDQ_OS_CMDRQST_PRESYNC(pdq, s) \
201 PDQ_OS_DESCBLOCK_SYNC((pdq), \
202 (pdq)->pdq_command_info.ci_request_bufstart, \
203 (s), BUS_DMASYNC_PREWRITE)
204#define PDQ_OS_CMDRSP_PRESYNC(pdq, s) \
205 PDQ_OS_DESCBLOCK_SYNC((pdq), \
206 (pdq)->pdq_command_info.ci_response_bufstart, \
207 (s), BUS_DMASYNC_PREREAD)
208#define PDQ_OS_CMDRQST_POSTSYNC(pdq, s) \
209 PDQ_OS_DESCBLOCK_SYNC((pdq), \
210 (pdq)->pdq_command_info.ci_request_bufstart, \
211 (s), BUS_DMASYNC_POSTWRITE)
212#define PDQ_OS_CMDRSP_POSTSYNC(pdq, s) \
213 PDQ_OS_DESCBLOCK_SYNC((pdq), \
214 (pdq)->pdq_command_info.ci_response_bufstart, \
215 (s), BUS_DMASYNC_POSTREAD)
216#define PDQ_OS_RXPDU_PRESYNC(pdq, b, o, l) \
217 pdq_os_databuf_sync((pdq)->pdq_os_ctx, (b), (o), (l), \
218 BUS_DMASYNC_PREREAD)
219#define PDQ_OS_RXPDU_POSTSYNC(pdq, b, o, l) \
220 pdq_os_databuf_sync((pdq)->pdq_os_ctx, (b), (o), (l), \
221 BUS_DMASYNC_POSTREAD)
222#define PDQ_OS_DATABUF_ALLOC(pdq, b) ((void)((b) = pdq_os_databuf_alloc((pdq)->pdq_os_ctx)))
223#define PDQ_OS_DATABUF_FREE(pdq, b) pdq_os_databuf_free((pdq)->pdq_os_ctx, (b))
224#define PDQ_OS_DATABUF_BUSPA(pdq, b) (M_GETCTX((b), bus_dmamap_t)->dm_segs[0].ds_addr + 0)
225struct _pdq_os_ctx_t;
226extern void pdq_os_descriptor_block_sync(struct _pdq_os_ctx_t *, size_t,
227 size_t, int);
228extern void pdq_os_consumer_block_sync(struct _pdq_os_ctx_t *, int);
229extern void pdq_os_unsolicited_event_sync(struct _pdq_os_ctx_t *, size_t,
230 size_t, int);
231extern struct mbuf *pdq_os_databuf_alloc(struct _pdq_os_ctx_t *);
232extern void pdq_os_databuf_sync(struct _pdq_os_ctx_t *, struct mbuf *,
233 size_t, size_t, int);
234extern void pdq_os_databuf_free(struct _pdq_os_ctx_t *, struct mbuf *);
235#define M_HASTXDMAMAP M_LINK1
236#define M_HASRXDMAMAP M_LINK2
237#endif
238
239#define PDQ_CSR_WRITE(csr, name, data) PDQ_OS_IOWR_32((csr)->csr_bus, (csr)->csr_base, (csr)->name, data)
240#define PDQ_CSR_READ(csr, name) PDQ_OS_IORD_32((csr)->csr_bus, (csr)->csr_base, (csr)->name)
241
242#define PDQ_OS_IFP_TO_SOFTC(ifp) ((pdq_softc_t *) (ifp)->if_softc)
243#define PDQ_ARP_IFINIT(sc, ifa) arp_ifinit(&(sc)->sc_if, (ifa))
244#define PDQ_FDDICOM(sc) (&(sc)->sc_ec)
245#define PDQ_LANADDR(sc) CLLADDR((sc)->sc_if.if_sadl)
246#define PDQ_LANADDR_SIZE(sc) ((sc)->sc_if.if_sadl->sdl_alen)
247#endif
248
249#if !defined(PDQ_BPF_MTAP)
250#define PDQ_BPF_MTAP(sc, m) bpf_mtap3((sc)->sc_bpf, m)
251#endif
252
253#if !defined(PDQ_BPFATTACH)
254#define PDQ_BPFATTACH(sc, t, s) bpf_attach(&(sc)->sc_bpf, &(sc)->sc_if, t, s)
255#endif
256
257#if !defined(PDQ_OS_SPL_RAISE)
258#define PDQ_OS_SPL_RAISE() splimp()
259#endif
260
261#if !defined(PDQ_OS_SPL_LOWER)
262#define PDQ_OS_SPL_LOWER(s) splx(s)
263#endif
264
265#if !defined(PDQ_FDDICOM)
266#define PDQ_FDDICOM(sc) (&(sc)->sc_ac)
267#endif
268
269#if !defined(PDQ_ARP_IFINIT)
270#define PDQ_ARP_IFINIT(sc, ifa) arp_ifinit(&(sc)->sc_ac, (ifa))
271#endif
272
273#if !defined(PDQ_OS_PTR_FMT)
274#define PDQ_OS_PTR_FMT "0x%x"
275#endif
276
277#if !defined(PDQ_OS_CSR_FMT)
278#define PDQ_OS_CSR_FMT "0x%x"
279#endif
280
281#if !defined(PDQ_LANADDR)
282#define PDQ_LANADDR(sc) ((sc)->sc_ac.ac_enaddr)
283#define PDQ_LANADDR_SIZE(sc) (sizeof((sc)->sc_ac.ac_enaddr))
284#endif
285
286#if !defined(PDQ_OS_IOMEM)
287#define PDQ_OS_IORD_32(t, base, offset) inl((base) + (offset))
288#define PDQ_OS_IOWR_32(t, base, offset, data) outl((base) + (offset), data)
289#define PDQ_OS_IORD_8(t, base, offset) inb((base) + (offset))
290#define PDQ_OS_IOWR_8(t, base, offset, data) outb((base) + (offset), data)
291#define PDQ_OS_MEMRD_32(t, base, offset) (0 + *((base) + (offset)))
292#define PDQ_OS_MEMWR_32(t, base, offset, data) do *((base) + (offset)) = (data); while (0)
293#endif
294#ifndef PDQ_CSR_OFFSET
295#define PDQ_CSR_OFFSET(base, offset) (0 + (base) + (offset))
296#endif
297
298#ifndef PDQ_CSR_WRITE
299#define PDQ_CSR_WRITE(csr, name, data) PDQ_OS_MEMWR_32((csr)->csr_bus, (csr)->name, 0, data)
300#define PDQ_CSR_READ(csr, name) PDQ_OS_MEMRD_32((csr)->csr_bus, (csr)->name, 0)
301#endif
302
303#ifndef PDQ_OS_IFP_TO_SOFTC
304#define PDQ_OS_IFP_TO_SOFTC(ifp) ((pdq_softc_t *) ((void *) ifp - offsetof(pdq_softc_t, sc_ac.ac_if)))
305#endif
306
307
308#if !defined(PDQ_HWSUPPORT)
309
310typedef struct _pdq_os_ctx_t {
311#if defined(__bsdi__)
312 struct device sc_dev; /* base device */
313 struct isadev sc_id; /* ISA device */
314 struct intrhand sc_ih; /* interrupt vectoring */
315 struct atshutdown sc_ats; /* shutdown routine */
316 struct arpcom sc_ac;
317#define sc_if sc_ac.ac_if
318#elif defined(__NetBSD__)
319 device_t sc_dev; /* base device */
320 void *sc_ih; /* interrupt vectoring */
321 void *sc_ats; /* shutdown hook */
322 struct ethercom sc_ec;
323 bus_dma_tag_t sc_dmatag;
324 bool sc_csr_memmapped;
325#define sc_if sc_ec.ec_if
326#elif defined(__FreeBSD__)
327 struct kern_devconf *sc_kdc; /* freebsd cruft */
328 struct arpcom sc_ac;
329#define sc_if sc_ac.ac_if
330#endif
331#if defined(IFM_FDDI)
332 struct ifmedia sc_ifmedia;
333#endif
334 int sc_flags;
335#define PDQIF_DOWNCALL 0x0001 /* active calling from if to pdq */
336 pdq_t *sc_pdq;
337#if defined(__alpha__) || defined(__i386__)
338 pdq_bus_ioport_t sc_iobase;
339#endif
340#if defined(PDQ_IOMAPPED) && !defined(__NetBSD__)
341#define sc_membase sc_iobase
342#else
343 pdq_bus_memaddr_t sc_membase;
344#endif
345 pdq_bus_t sc_iotag;
346 pdq_bus_t sc_csrtag;
347#if !defined(__bsdi__) || _BSDI_VERSION >= 199401
348#define sc_bpf sc_if.if_bpf
349#else
350 struct bpf_if *sc_bpf;
351#endif
352#if defined(PDQ_BUS_DMA)
353#if !defined(__NetBSD__)
354 bus_dma_tag_t sc_dmatag;
355#endif
356 bus_dmamap_t sc_dbmap; /* DMA map for descriptor block */
357 bus_dmamap_t sc_uimap; /* DMA map for unsolicited events */
358 bus_dmamap_t sc_cbmap; /* DMA map for consumer block */
359#endif
360} pdq_softc_t;
361
362
363extern void pdq_ifreset(pdq_softc_t *);
364extern void pdq_ifinit(pdq_softc_t *);
365extern void pdq_ifwatchdog(struct ifnet *);
366extern ifnet_ret_t pdq_ifstart(struct ifnet *);
367extern int pdq_ifioctl(struct ifnet *, ioctl_cmd_t, void *);
368extern void pdq_ifattach(pdq_softc_t *, ifnet_ret_t (*ifwatchdog)(int));
369#endif /* !PDQ_HWSUPPORT */
370
371
372#elif defined(DLPI_PDQ)
373#include <sys/param.h>
374#include <sys/kmem.h>
375#include <sys/ddi.h>
376#include <sys/stream.h>
377
378#define PDQ_USE_STREAMS
379#define PDQ_OS_PREFIX "%s board %d "
380#define PDQ_OS_PREFIX_ARGS pdq->pdq_os_name, pdq->pdq_unit
381
382#define PDQ_OS_PAGESIZE PAGESIZE
383#define PDQ_OS_USEC_DELAY(n) drv_usecwait(n)
384#define PDQ_OS_MEMZERO(p, n) memset((void *)(p), 0, (n))
385#define PDQ_OS_VA_TO_BUSPA(pdq, p) vtop((void *)p, NULL)
386#define PDQ_OS_MEMALLOC(n) kmem_zalloc(n, KM_NOSLEEP)
387#define PDQ_OS_MEMFREE(p, n) kmem_free((void *) p, n)
388#define PDQ_OS_MEMALLOC_CONTIG(n) kmem_zalloc_physreq(n, decfddiphysreq_db, KM_NOSLEEP)
389#define PDQ_OS_MEMFREE_CONTIG(p, n) PDQ_OS_MEMFREE(p, n)
390
391extern physreq_t *decfddiphysreq_db;
392extern physreq_t *decfddiphysreq_mblk;
393
394#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)))
395
396#define PDQ_OS_IORD_8(port) inb(port)
397#define PDQ_OS_IOWR_8(port, data) outb(port, data)
398#endif
399
400
401#ifdef PDQ_USE_MBUFS
402#define PDQ_OS_DATABUF_SIZE (MCLBYTES)
403#ifndef PDQ_OS_DATABUF_FREE
404#define PDQ_OS_DATABUF_FREE(pdq, b) (m_freem(b))
405#endif
406#define PDQ_OS_DATABUF_NEXT(b) ((b)->m_next)
407#define PDQ_OS_DATABUF_NEXT_SET(b, b1) ((b)->m_next = (b1))
408#define PDQ_OS_DATABUF_NEXTPKT(b) ((b)->m_nextpkt)
409#define PDQ_OS_DATABUF_NEXTPKT_SET(b, b1) ((b)->m_nextpkt = (b1))
410#define PDQ_OS_DATABUF_LEN(b) ((b)->m_len)
411#define PDQ_OS_DATABUF_LEN_SET(b, n) ((b)->m_len = (n))
412/* #define PDQ_OS_DATABUF_LEN_ADJ(b, n) ((b)->m_len += (n)) */
413#define PDQ_OS_DATABUF_PTR(b) (mtod((b), pdq_uint8_t *))
414#define PDQ_OS_DATABUF_ADJ(b, n) ((b)->m_data += (n), (b)->m_len -= (n))
415typedef struct mbuf PDQ_OS_DATABUF_T;
416
417#ifndef PDQ_OS_DATABUF_ALLOC
418#define PDQ_OS_DATABUF_ALLOC(pdq, b) do { \
419 PDQ_OS_DATABUF_T *x_m0; \
420 MGETHDR(x_m0, M_DONTWAIT, MT_DATA); \
421 if (x_m0 != NULL) { \
422 MCLGET(x_m0, M_DONTWAIT); \
423 if ((x_m0->m_flags & M_EXT) == 0) { \
424 m_free(x_m0); \
425 (b) = NULL; \
426 } else { \
427 (b) = x_m0; \
428 x_m0->m_len = PDQ_OS_DATABUF_SIZE; \
429 } \
430 } else { \
431 (b) = NULL; \
432 } \
433} while (0)
434#endif
435#define PDQ_OS_DATABUF_RESET(b) ((b)->m_data = (b)->m_ext.ext_buf, (b)->m_len = MCLBYTES)
436#endif /* PDQ_USE_MBUFS */
437
438#ifdef PDQ_USE_STREAMS
439#define PDQ_OS_DATABUF_SIZE (2048)
440#define PDQ_OS_DATABUF_FREE(pdq, b) (freemsg(b))
441#define PDQ_OS_DATABUF_NEXT(b) ((b)->b_cont)
442#define PDQ_OS_DATABUF_NEXT_SET(b, b1) ((b)->b_cont = (b1))
443#define PDQ_OS_DATABUF_NEXTPKT(b) ((b)->b_next)
444#define PDQ_OS_DATABUF_NEXTPKT_SET(b, b1) ((b)->b_next = (b1))
445#define PDQ_OS_DATABUF_LEN(b) ((b)->b_wptr - (b)->b_rptr)
446#define PDQ_OS_DATABUF_LEN_SET(b, n) ((b)->b_wptr = (b)->b_rptr + (n))
447/*#define PDQ_OS_DATABUF_LEN_ADJ(b, n) ((b)->b_wptr += (n))*/
448#define PDQ_OS_DATABUF_PTR(b) ((pdq_uint8_t *) (b)->b_rptr)
449#define PDQ_OS_DATABUF_ADJ(b, n) ((b)->b_rptr += (n))
450typedef mblk_t PDQ_OS_DATABUF_T;
451
452#ifndef PDQ_OS_DATABUF_ALLOC
453#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)))
454#endif /* PDQ_OS_DATABUF_ALLOC */
455#endif /* PDQ_USE_STREAMS */
456
457#define PDQ_OS_TX_TRANSMIT 5
458
459#define PDQ_OS_DATABUF_ENQUEUE(q, b) do { \
460 PDQ_OS_DATABUF_NEXTPKT_SET(b, NULL); \
461 if ((q)->q_tail == NULL) \
462 (q)->q_head = (b); \
463 else \
464 PDQ_OS_DATABUF_NEXTPKT_SET(((PDQ_OS_DATABUF_T *)(q)->q_tail), b); \
465 (q)->q_tail = (b); \
466} while (0)
467
468#define PDQ_OS_DATABUF_DEQUEUE(q, b) do { \
469 if (((b) = (PDQ_OS_DATABUF_T *) (q)->q_head) != NULL) { \
470 if (((q)->q_head = PDQ_OS_DATABUF_NEXTPKT(b)) == NULL) \
471 (q)->q_tail = NULL; \
472 PDQ_OS_DATABUF_NEXTPKT_SET(b, NULL); \
473 } \
474} while (0)
475
476#if !defined(PDQ_OS_CONSUMER_PRESYNC)
477#define PDQ_OS_CONSUMER_PRESYNC(pdq) do { } while(0)
478#define PDQ_OS_CONSUMER_POSTSYNC(pdq) do { } while(0)
479#define PDQ_OS_DESC_PRESYNC(pdq, d, s) do { } while(0)
480#define PDQ_OS_DESC_POSTSYNC(pdq, d, s) do { } while(0)
481#define PDQ_OS_CMDRQST_PRESYNC(pdq, s) do { } while(0)
482#define PDQ_OS_CMDRQST_POSTSYNC(pdq, s) do { } while(0)
483#define PDQ_OS_CMDRSP_PRESYNC(pdq, s) do { } while(0)
484#define PDQ_OS_CMDRSP_POSTSYNC(pdq, s) do { } while(0)
485#define PDQ_OS_RXPDU_PRESYNC(pdq, b, o, l) do { } while(0)
486#define PDQ_OS_RXPDU_POSTSYNC(pdq, b, o, l) do { } while(0)
487#define PDQ_OS_UNSOL_EVENT_PRESYNC(pdq, e) do { } while(0)
488#define PDQ_OS_UNSOL_EVENT_POSTSYNC(pdq, e) do { } while(0)
489#endif
490
491#ifndef PDQ_OS_DATABUF_BUSPA
492#define PDQ_OS_DATABUF_BUSPA(pdq, b) PDQ_OS_VA_TO_BUSPA(pdq, PDQ_OS_DATABUF_PTR(b))
493#endif
494
495#ifndef PDQ_OS_HDR_OFFSET
496#define PDQ_OS_HDR_OFFSET PDQ_RX_FC_OFFSET
497#endif
498
499extern void pdq_os_addr_fill(pdq_t *, pdq_lanaddr_t *, size_t);
500extern void pdq_os_receive_pdu(pdq_t *, PDQ_OS_DATABUF_T *, size_t, int);
501extern void pdq_os_restart_transmitter(pdq_t *);
502extern void pdq_os_transmit_done(pdq_t *, PDQ_OS_DATABUF_T *);
503#if !defined(pdq_os_update_status)
504extern void pdq_os_update_status(pdq_t *, const void *);
505#endif
506#if !defined(PDQ_OS_MEMALLOC_CONTIG)
507extern int pdq_os_memalloc_contig(pdq_t *);
508#endif
509extern pdq_boolean_t pdq_queue_transmit_data(pdq_t *, PDQ_OS_DATABUF_T *);
510extern void pdq_flush_transmitter(pdq_t *);
511
512extern void pdq_run(pdq_t *);
513extern pdq_state_t pdq_stop(pdq_t *);
514extern void pdq_hwreset(pdq_t *);
515
516extern int pdq_interrupt(pdq_t *);
517extern pdq_t *pdq_initialize(pdq_bus_t, pdq_bus_memaddr_t, const char *, int,
518 void *, pdq_type_t);
519#endif /* _PDQ_OS_H */
520