2 * SPDX-License-Identifier: BSD-4-Clause
5 * Bill Paul <wpaul@windriver.com>. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by Bill Paul.
18 * 4. Neither the name of the author nor the names of any co-contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
32 * THE POSSIBILITY OF SUCH DAMAGE.
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
39 * This file implements a translation layer between the BSD networking
40 * infrasturcture and Windows(R) NDIS network driver modules. A Windows
41 * NDIS driver calls into several functions in the NDIS.SYS Windows
42 * kernel module and exports a table of functions designed to be called
43 * by the NDIS subsystem. Using the PE loader, we can patch our own
44 * versions of the NDIS routines into a given Windows driver module and
45 * convince the driver that it is in fact running on Windows.
47 * We provide a table of all our implemented NDIS routines which is patched
48 * into the driver object code. All our exported routines must use the
49 * _stdcall calling convention, since that's what the Windows object code
54 #include <sys/ctype.h>
55 #include <sys/param.h>
56 #include <sys/types.h>
57 #include <sys/errno.h>
59 #include <sys/callout.h>
60 #include <sys/kernel.h>
61 #include <sys/systm.h>
62 #include <sys/malloc.h>
64 #include <sys/mutex.h>
65 #include <sys/socket.h>
66 #include <sys/sysctl.h>
67 #include <sys/timespec.h>
69 #include <sys/queue.h>
71 #include <sys/filedesc.h>
72 #include <sys/namei.h>
73 #include <sys/fcntl.h>
74 #include <sys/vnode.h>
75 #include <sys/kthread.h>
76 #include <sys/linker.h>
77 #include <sys/mount.h>
78 #include <sys/sysproto.h>
81 #include <net/if_var.h>
82 #include <net/if_arp.h>
83 #include <net/ethernet.h>
84 #include <net/if_dl.h>
85 #include <net/if_media.h>
87 #include <machine/atomic.h>
88 #include <machine/bus.h>
89 #include <machine/resource.h>
94 #include <machine/stdarg.h>
96 #include <net80211/ieee80211_var.h>
97 #include <net80211/ieee80211_ioctl.h>
99 #include <dev/pci/pcireg.h>
100 #include <dev/pci/pcivar.h>
101 #include <dev/usb/usb.h>
102 #include <dev/usb/usbdi.h>
104 #include <compat/ndis/pe_var.h>
105 #include <compat/ndis/cfg_var.h>
106 #include <compat/ndis/resource_var.h>
107 #include <compat/ndis/ntoskrnl_var.h>
108 #include <compat/ndis/hal_var.h>
109 #include <compat/ndis/ndis_var.h>
110 #include <dev/if_ndis/if_ndisvar.h>
113 #include <vm/vm_param.h>
116 #include <vm/vm_kern.h>
117 #include <vm/vm_map.h>
119 static char ndis_filepath[MAXPATHLEN];
121 SYSCTL_STRING(_hw, OID_AUTO, ndis_filepath, CTLFLAG_RW, ndis_filepath,
122 MAXPATHLEN, "Path used by NdisOpenFile() to search for files");
124 static void NdisInitializeWrapper(ndis_handle *,
125 driver_object *, void *, void *);
126 static ndis_status NdisMRegisterMiniport(ndis_handle,
127 ndis_miniport_characteristics *, int);
128 static ndis_status NdisAllocateMemoryWithTag(void **,
130 static ndis_status NdisAllocateMemory(void **,
131 uint32_t, uint32_t, ndis_physaddr);
132 static void NdisFreeMemory(void *, uint32_t, uint32_t);
133 static ndis_status NdisMSetAttributesEx(ndis_handle, ndis_handle,
134 uint32_t, uint32_t, ndis_interface_type);
135 static void NdisOpenConfiguration(ndis_status *,
136 ndis_handle *, ndis_handle);
137 static void NdisOpenConfigurationKeyByIndex(ndis_status *,
138 ndis_handle, uint32_t, unicode_string *, ndis_handle *);
139 static void NdisOpenConfigurationKeyByName(ndis_status *,
140 ndis_handle, unicode_string *, ndis_handle *);
141 static ndis_status ndis_encode_parm(ndis_miniport_block *,
142 struct sysctl_oid *, ndis_parm_type, ndis_config_parm **);
143 static ndis_status ndis_decode_parm(ndis_miniport_block *,
144 ndis_config_parm *, char *);
145 static void NdisReadConfiguration(ndis_status *, ndis_config_parm **,
146 ndis_handle, unicode_string *, ndis_parm_type);
147 static void NdisWriteConfiguration(ndis_status *, ndis_handle,
148 unicode_string *, ndis_config_parm *);
149 static void NdisCloseConfiguration(ndis_handle);
150 static void NdisAllocateSpinLock(ndis_spin_lock *);
151 static void NdisFreeSpinLock(ndis_spin_lock *);
152 static void NdisAcquireSpinLock(ndis_spin_lock *);
153 static void NdisReleaseSpinLock(ndis_spin_lock *);
154 static void NdisDprAcquireSpinLock(ndis_spin_lock *);
155 static void NdisDprReleaseSpinLock(ndis_spin_lock *);
156 static void NdisInitializeReadWriteLock(ndis_rw_lock *);
157 static void NdisAcquireReadWriteLock(ndis_rw_lock *,
158 uint8_t, ndis_lock_state *);
159 static void NdisReleaseReadWriteLock(ndis_rw_lock *, ndis_lock_state *);
160 static uint32_t NdisReadPciSlotInformation(ndis_handle, uint32_t,
161 uint32_t, void *, uint32_t);
162 static uint32_t NdisWritePciSlotInformation(ndis_handle, uint32_t,
163 uint32_t, void *, uint32_t);
164 static void NdisWriteErrorLogEntry(ndis_handle, ndis_error_code, uint32_t, ...);
165 static void ndis_map_cb(void *, bus_dma_segment_t *, int, int);
166 static void NdisMStartBufferPhysicalMapping(ndis_handle,
167 ndis_buffer *, uint32_t, uint8_t, ndis_paddr_unit *, uint32_t *);
168 static void NdisMCompleteBufferPhysicalMapping(ndis_handle,
169 ndis_buffer *, uint32_t);
170 static void NdisMInitializeTimer(ndis_miniport_timer *, ndis_handle,
171 ndis_timer_function, void *);
172 static void NdisInitializeTimer(ndis_timer *,
173 ndis_timer_function, void *);
174 static void NdisSetTimer(ndis_timer *, uint32_t);
175 static void NdisMSetPeriodicTimer(ndis_miniport_timer *, uint32_t);
176 static void NdisMCancelTimer(ndis_timer *, uint8_t *);
177 static void ndis_timercall(kdpc *, ndis_miniport_timer *,
179 static void NdisMQueryAdapterResources(ndis_status *, ndis_handle,
180 ndis_resource_list *, uint32_t *);
181 static ndis_status NdisMRegisterIoPortRange(void **,
182 ndis_handle, uint32_t, uint32_t);
183 static void NdisMDeregisterIoPortRange(ndis_handle,
184 uint32_t, uint32_t, void *);
185 static void NdisReadNetworkAddress(ndis_status *, void **,
186 uint32_t *, ndis_handle);
187 static ndis_status NdisQueryMapRegisterCount(uint32_t, uint32_t *);
188 static ndis_status NdisMAllocateMapRegisters(ndis_handle,
189 uint32_t, uint8_t, uint32_t, uint32_t);
190 static void NdisMFreeMapRegisters(ndis_handle);
191 static void ndis_mapshared_cb(void *, bus_dma_segment_t *, int, int);
192 static void NdisMAllocateSharedMemory(ndis_handle, uint32_t,
193 uint8_t, void **, ndis_physaddr *);
194 static void ndis_asyncmem_complete(device_object *, void *);
195 static ndis_status NdisMAllocateSharedMemoryAsync(ndis_handle,
196 uint32_t, uint8_t, void *);
197 static void NdisMFreeSharedMemory(ndis_handle, uint32_t,
198 uint8_t, void *, ndis_physaddr);
199 static ndis_status NdisMMapIoSpace(void **, ndis_handle,
200 ndis_physaddr, uint32_t);
201 static void NdisMUnmapIoSpace(ndis_handle, void *, uint32_t);
202 static uint32_t NdisGetCacheFillSize(void);
203 static void *NdisGetRoutineAddress(unicode_string *);
204 static uint32_t NdisMGetDmaAlignment(ndis_handle);
205 static ndis_status NdisMInitializeScatterGatherDma(ndis_handle,
207 static void NdisUnchainBufferAtFront(ndis_packet *, ndis_buffer **);
208 static void NdisUnchainBufferAtBack(ndis_packet *, ndis_buffer **);
209 static void NdisAllocateBufferPool(ndis_status *,
210 ndis_handle *, uint32_t);
211 static void NdisFreeBufferPool(ndis_handle);
212 static void NdisAllocateBuffer(ndis_status *, ndis_buffer **,
213 ndis_handle, void *, uint32_t);
214 static void NdisFreeBuffer(ndis_buffer *);
215 static uint32_t NdisBufferLength(ndis_buffer *);
216 static void NdisQueryBuffer(ndis_buffer *, void **, uint32_t *);
217 static void NdisQueryBufferSafe(ndis_buffer *, void **,
218 uint32_t *, uint32_t);
219 static void *NdisBufferVirtualAddress(ndis_buffer *);
220 static void *NdisBufferVirtualAddressSafe(ndis_buffer *, uint32_t);
221 static void NdisAdjustBufferLength(ndis_buffer *, int);
222 static uint32_t NdisInterlockedIncrement(uint32_t *);
223 static uint32_t NdisInterlockedDecrement(uint32_t *);
224 static void NdisInitializeEvent(ndis_event *);
225 static void NdisSetEvent(ndis_event *);
226 static void NdisResetEvent(ndis_event *);
227 static uint8_t NdisWaitEvent(ndis_event *, uint32_t);
228 static ndis_status NdisUnicodeStringToAnsiString(ansi_string *,
231 NdisAnsiStringToUnicodeString(unicode_string *, ansi_string *);
232 static ndis_status NdisMPciAssignResources(ndis_handle,
233 uint32_t, ndis_resource_list **);
234 static ndis_status NdisMRegisterInterrupt(ndis_miniport_interrupt *,
235 ndis_handle, uint32_t, uint32_t, uint8_t,
236 uint8_t, ndis_interrupt_mode);
237 static void NdisMDeregisterInterrupt(ndis_miniport_interrupt *);
238 static void NdisMRegisterAdapterShutdownHandler(ndis_handle, void *,
239 ndis_shutdown_handler);
240 static void NdisMDeregisterAdapterShutdownHandler(ndis_handle);
241 static uint32_t NDIS_BUFFER_TO_SPAN_PAGES(ndis_buffer *);
242 static void NdisGetBufferPhysicalArraySize(ndis_buffer *,
244 static void NdisQueryBufferOffset(ndis_buffer *,
245 uint32_t *, uint32_t *);
246 static uint32_t NdisReadPcmciaAttributeMemory(ndis_handle,
247 uint32_t, void *, uint32_t);
248 static uint32_t NdisWritePcmciaAttributeMemory(ndis_handle,
249 uint32_t, void *, uint32_t);
250 static list_entry *NdisInterlockedInsertHeadList(list_entry *,
251 list_entry *, ndis_spin_lock *);
252 static list_entry *NdisInterlockedRemoveHeadList(list_entry *,
254 static list_entry *NdisInterlockedInsertTailList(list_entry *,
255 list_entry *, ndis_spin_lock *);
257 NdisMSynchronizeWithInterrupt(ndis_miniport_interrupt *,
259 static void NdisGetCurrentSystemTime(uint64_t *);
260 static void NdisGetSystemUpTime(uint32_t *);
261 static uint32_t NdisGetVersion(void);
262 static void NdisInitializeString(unicode_string *, char *);
263 static void NdisInitAnsiString(ansi_string *, char *);
264 static void NdisInitUnicodeString(unicode_string *, uint16_t *);
265 static void NdisFreeString(unicode_string *);
266 static ndis_status NdisMRemoveMiniport(ndis_handle *);
267 static void NdisTerminateWrapper(ndis_handle, void *);
268 static void NdisMGetDeviceProperty(ndis_handle, device_object **,
269 device_object **, device_object **, cm_resource_list *,
271 static void NdisGetFirstBufferFromPacket(ndis_packet *,
272 ndis_buffer **, void **, uint32_t *, uint32_t *);
273 static void NdisGetFirstBufferFromPacketSafe(ndis_packet *,
274 ndis_buffer **, void **, uint32_t *, uint32_t *, uint32_t);
275 static int ndis_find_sym(linker_file_t, char *, char *, caddr_t *);
276 static void NdisOpenFile(ndis_status *, ndis_handle *, uint32_t *,
277 unicode_string *, ndis_physaddr);
278 static void NdisMapFile(ndis_status *, void **, ndis_handle);
279 static void NdisUnmapFile(ndis_handle);
280 static void NdisCloseFile(ndis_handle);
281 static uint8_t NdisSystemProcessorCount(void);
282 static void NdisGetCurrentProcessorCounts(uint32_t *, uint32_t *, uint32_t *);
283 static void NdisMIndicateStatusComplete(ndis_handle);
284 static void NdisMIndicateStatus(ndis_handle, ndis_status,
286 static uint8_t ndis_intr(kinterrupt *, void *);
287 static void ndis_intrhand(kdpc *, ndis_miniport_interrupt *, void *, void *);
288 static funcptr ndis_findwrap(funcptr);
289 static void NdisCopyFromPacketToPacket(ndis_packet *,
290 uint32_t, uint32_t, ndis_packet *, uint32_t, uint32_t *);
291 static void NdisCopyFromPacketToPacketSafe(ndis_packet *,
292 uint32_t, uint32_t, ndis_packet *, uint32_t, uint32_t *, uint32_t);
293 static void NdisIMCopySendPerPacketInfo(ndis_packet *, ndis_packet *);
294 static ndis_status NdisMRegisterDevice(ndis_handle,
295 unicode_string *, unicode_string *, driver_dispatch **,
296 void **, ndis_handle *);
297 static ndis_status NdisMDeregisterDevice(ndis_handle);
299 NdisMQueryAdapterInstanceName(unicode_string *, ndis_handle);
300 static void NdisMRegisterUnloadHandler(ndis_handle, void *);
301 static void dummy(void);
304 * Some really old drivers do not properly check the return value
305 * from NdisAllocatePacket() and NdisAllocateBuffer() and will
306 * sometimes allocate few more buffers/packets that they originally
307 * requested when they created the pool. To prevent this from being
308 * a problem, we allocate a few extra buffers/packets beyond what
309 * the driver asks for. This #define controls how many.
311 #define NDIS_POOL_EXTRA 16
316 image_patch_table *patch;
318 strcpy(ndis_filepath, "/compat/ndis");
320 patch = ndis_functbl;
321 while (patch->ipt_func != NULL) {
322 windrv_wrap((funcptr)patch->ipt_func,
323 (funcptr *)&patch->ipt_wrap,
324 patch->ipt_argcnt, patch->ipt_ftype);
334 image_patch_table *patch;
336 patch = ndis_functbl;
337 while (patch->ipt_func != NULL) {
338 windrv_unwrap(patch->ipt_wrap);
349 image_patch_table *patch;
351 patch = ndis_functbl;
352 while (patch->ipt_func != NULL) {
353 if ((funcptr)patch->ipt_func == func)
354 return ((funcptr)patch->ipt_wrap);
362 * This routine does the messy Windows Driver Model device attachment
363 * stuff on behalf of NDIS drivers. We register our own AddDevice
367 NdisInitializeWrapper(wrapper, drv, path, unused)
368 ndis_handle *wrapper;
374 * As of yet, I haven't come up with a compelling
375 * reason to define a private NDIS wrapper structure,
376 * so we use a pointer to the driver object as the
377 * wrapper handle. The driver object has the miniport
378 * characteristics struct for this driver hung off it
379 * via IoAllocateDriverObjectExtension(), and that's
380 * really all the private data we need.
386 * If this was really Windows, we'd be registering dispatch
387 * routines for the NDIS miniport module here, but we're
388 * not Windows so all we really need to do is set up an
389 * AddDevice function that'll be invoked when a new device
393 drv->dro_driverext->dre_adddevicefunc = NdisAddDevice;
397 NdisTerminateWrapper(handle, syspec)
401 /* Nothing to see here, move along. */
405 NdisMRegisterMiniport(handle, characteristics, len)
407 ndis_miniport_characteristics *characteristics;
410 ndis_miniport_characteristics *ch = NULL;
413 drv = (driver_object *)handle;
416 * We need to save the NDIS miniport characteristics
417 * somewhere. This data is per-driver, not per-device
418 * (all devices handled by the same driver have the
419 * same characteristics) so we hook it onto the driver
420 * object using IoAllocateDriverObjectExtension().
421 * The extra extension info is automagically deleted when
422 * the driver is unloaded (see windrv_unload()).
425 if (IoAllocateDriverObjectExtension(drv, (void *)1,
426 sizeof(ndis_miniport_characteristics), (void **)&ch) !=
428 return (NDIS_STATUS_RESOURCES);
431 bzero((char *)ch, sizeof(ndis_miniport_characteristics));
433 bcopy((char *)characteristics, (char *)ch, len);
435 if (ch->nmc_version_major < 5 || ch->nmc_version_minor < 1) {
436 ch->nmc_shutdown_handler = NULL;
437 ch->nmc_canceltxpkts_handler = NULL;
438 ch->nmc_pnpevent_handler = NULL;
441 return (NDIS_STATUS_SUCCESS);
445 NdisAllocateMemoryWithTag(vaddr, len, tag)
452 mem = ExAllocatePoolWithTag(NonPagedPool, len, tag);
454 return (NDIS_STATUS_RESOURCES);
458 return (NDIS_STATUS_SUCCESS);
462 NdisAllocateMemory(vaddr, len, flags, highaddr)
466 ndis_physaddr highaddr;
470 mem = ExAllocatePoolWithTag(NonPagedPool, len, 0);
472 return (NDIS_STATUS_RESOURCES);
475 return (NDIS_STATUS_SUCCESS);
479 NdisFreeMemory(vaddr, len, flags)
491 NdisMSetAttributesEx(adapter_handle, adapter_ctx, hangsecs,
493 ndis_handle adapter_handle;
494 ndis_handle adapter_ctx;
497 ndis_interface_type iftype;
499 ndis_miniport_block *block;
502 * Save the adapter context, we need it for calling
503 * the driver's internal functions.
505 block = (ndis_miniport_block *)adapter_handle;
506 block->nmb_miniportadapterctx = adapter_ctx;
507 block->nmb_checkforhangsecs = hangsecs;
508 block->nmb_flags = flags;
510 return (NDIS_STATUS_SUCCESS);
514 NdisOpenConfiguration(status, cfg, wrapctx)
520 *status = NDIS_STATUS_SUCCESS;
524 NdisOpenConfigurationKeyByName(status, cfg, subkey, subhandle)
527 unicode_string *subkey;
528 ndis_handle *subhandle;
531 *status = NDIS_STATUS_SUCCESS;
535 NdisOpenConfigurationKeyByIndex(status, cfg, idx, subkey, subhandle)
539 unicode_string *subkey;
540 ndis_handle *subhandle;
542 *status = NDIS_STATUS_FAILURE;
546 ndis_encode_parm(block, oid, type, parm)
547 ndis_miniport_block *block;
548 struct sysctl_oid *oid;
550 ndis_config_parm **parm;
553 ndis_parmlist_entry *np;
560 np = ExAllocatePoolWithTag(NonPagedPool,
561 sizeof(ndis_parmlist_entry), 0);
563 return (NDIS_STATUS_RESOURCES);
564 InsertHeadList((&block->nmb_parmlist), (&np->np_list));
565 *parm = p = &np->np_parm;
568 case ndis_parm_string:
569 /* See if this might be a number. */
570 val = strtoul((char *)oid->oid_arg1, NULL, 10);
571 us = &p->ncp_parmdata.ncp_stringdata;
572 p->ncp_type = ndis_parm_string;
574 snprintf(tmp, 32, "%x", val);
575 RtlInitAnsiString(&as, tmp);
577 RtlInitAnsiString(&as, (char *)oid->oid_arg1);
580 if (RtlAnsiStringToUnicodeString(us, &as, TRUE)) {
582 return (NDIS_STATUS_RESOURCES);
586 if (strncmp((char *)oid->oid_arg1, "0x", 2) == 0)
590 p->ncp_type = ndis_parm_int;
591 p->ncp_parmdata.ncp_intdata =
592 strtol((char *)oid->oid_arg1, NULL, base);
594 case ndis_parm_hexint:
596 if (strncmp((char *)oid->oid_arg1, "0x", 2) == 0)
602 p->ncp_type = ndis_parm_hexint;
603 p->ncp_parmdata.ncp_intdata =
604 strtoul((char *)oid->oid_arg1, NULL, base);
607 return (NDIS_STATUS_FAILURE);
611 return (NDIS_STATUS_SUCCESS);
615 NdisReadConfiguration(status, parm, cfg, key, type)
617 ndis_config_parm **parm;
623 ndis_miniport_block *block;
624 struct ndis_softc *sc;
625 struct sysctl_oid *oidp;
626 struct sysctl_ctx_entry *e;
629 block = (ndis_miniport_block *)cfg;
630 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
632 device_printf(sc->ndis_dev, "NdisReadConfiguration sc=%p\n", sc);
635 if (key->us_len == 0 || key->us_buf == NULL) {
636 *status = NDIS_STATUS_FAILURE;
640 if (RtlUnicodeStringToAnsiString(&as, key, TRUE)) {
641 *status = NDIS_STATUS_RESOURCES;
648 * See if registry key is already in a list of known keys
649 * included with the driver.
651 TAILQ_FOREACH(e, device_get_sysctl_ctx(sc->ndis_dev), link) {
653 if (strcasecmp(oidp->oid_name, keystr) == 0) {
654 if (strcmp((char *)oidp->oid_arg1, "UNSET") == 0) {
655 RtlFreeAnsiString(&as);
656 *status = NDIS_STATUS_FAILURE;
660 *status = ndis_encode_parm(block, oidp, type, parm);
661 RtlFreeAnsiString(&as);
667 * If the key didn't match, add it to the list of dynamically
668 * created ones. Sometimes, drivers refer to registry keys
669 * that aren't documented in their .INF files. These keys
670 * are supposed to be created by some sort of utility or
671 * control panel snap-in that comes with the driver software.
672 * Sometimes it's useful to be able to manipulate these.
673 * If the driver requests the key in the form of a string,
674 * make its default value an empty string, otherwise default
678 if (type == ndis_parm_int || type == ndis_parm_hexint)
679 ndis_add_sysctl(sc, keystr, "(dynamic integer key)",
680 "UNSET", CTLFLAG_RW);
682 ndis_add_sysctl(sc, keystr, "(dynamic string key)",
683 "UNSET", CTLFLAG_RW);
685 RtlFreeAnsiString(&as);
686 *status = NDIS_STATUS_FAILURE;
690 ndis_decode_parm(block, parm, val)
691 ndis_miniport_block *block;
692 ndis_config_parm *parm;
695 unicode_string *ustr;
698 switch(parm->ncp_type) {
699 case ndis_parm_string:
700 ustr = &parm->ncp_parmdata.ncp_stringdata;
701 if (RtlUnicodeStringToAnsiString(&as, ustr, TRUE))
702 return (NDIS_STATUS_RESOURCES);
703 bcopy(as.as_buf, val, as.as_len);
704 RtlFreeAnsiString(&as);
707 sprintf(val, "%d", parm->ncp_parmdata.ncp_intdata);
709 case ndis_parm_hexint:
710 sprintf(val, "%xu", parm->ncp_parmdata.ncp_intdata);
713 return (NDIS_STATUS_FAILURE);
716 return (NDIS_STATUS_SUCCESS);
720 NdisWriteConfiguration(status, cfg, key, parm)
724 ndis_config_parm *parm;
728 ndis_miniport_block *block;
729 struct ndis_softc *sc;
730 struct sysctl_oid *oidp;
731 struct sysctl_ctx_entry *e;
734 block = (ndis_miniport_block *)cfg;
735 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
737 if (RtlUnicodeStringToAnsiString(&as, key, TRUE)) {
738 *status = NDIS_STATUS_RESOURCES;
744 /* Decode the parameter into a string. */
745 bzero(val, sizeof(val));
746 *status = ndis_decode_parm(block, parm, val);
747 if (*status != NDIS_STATUS_SUCCESS) {
748 RtlFreeAnsiString(&as);
752 /* See if the key already exists. */
754 TAILQ_FOREACH(e, device_get_sysctl_ctx(sc->ndis_dev), link) {
756 if (strcasecmp(oidp->oid_name, keystr) == 0) {
757 /* Found it, set the value. */
758 strcpy((char *)oidp->oid_arg1, val);
759 RtlFreeAnsiString(&as);
764 /* Not found, add a new key with the specified value. */
765 ndis_add_sysctl(sc, keystr, "(dynamically set key)",
768 RtlFreeAnsiString(&as);
769 *status = NDIS_STATUS_SUCCESS;
773 NdisCloseConfiguration(cfg)
777 ndis_parmlist_entry *pe;
778 ndis_miniport_block *block;
781 block = (ndis_miniport_block *)cfg;
783 while (!IsListEmpty(&block->nmb_parmlist)) {
784 e = RemoveHeadList(&block->nmb_parmlist);
785 pe = CONTAINING_RECORD(e, ndis_parmlist_entry, np_list);
787 if (p->ncp_type == ndis_parm_string)
788 RtlFreeUnicodeString(&p->ncp_parmdata.ncp_stringdata);
794 * Initialize a Windows spinlock.
797 NdisAllocateSpinLock(lock)
798 ndis_spin_lock *lock;
800 KeInitializeSpinLock(&lock->nsl_spinlock);
805 * Destroy a Windows spinlock. This is a no-op for now. There are two reasons
806 * for this. One is that it's sort of superfluous: we don't have to do anything
807 * special to deallocate the spinlock. The other is that there are some buggy
808 * drivers which call NdisFreeSpinLock() _after_ calling NdisFreeMemory() on
809 * the block of memory in which the spinlock resides. (Yes, ADMtek, I'm
813 NdisFreeSpinLock(lock)
814 ndis_spin_lock *lock;
817 KeInitializeSpinLock(&lock->nsl_spinlock);
823 * Acquire a spinlock from IRQL <= DISPATCH_LEVEL.
827 NdisAcquireSpinLock(lock)
828 ndis_spin_lock *lock;
830 KeAcquireSpinLock(&lock->nsl_spinlock, &lock->nsl_kirql);
834 * Release a spinlock from IRQL == DISPATCH_LEVEL.
838 NdisReleaseSpinLock(lock)
839 ndis_spin_lock *lock;
841 KeReleaseSpinLock(&lock->nsl_spinlock, lock->nsl_kirql);
845 * Acquire a spinlock when already running at IRQL == DISPATCH_LEVEL.
848 NdisDprAcquireSpinLock(lock)
849 ndis_spin_lock *lock;
851 KeAcquireSpinLockAtDpcLevel(&lock->nsl_spinlock);
855 * Release a spinlock without leaving IRQL == DISPATCH_LEVEL.
858 NdisDprReleaseSpinLock(lock)
859 ndis_spin_lock *lock;
861 KeReleaseSpinLockFromDpcLevel(&lock->nsl_spinlock);
865 NdisInitializeReadWriteLock(lock)
868 KeInitializeSpinLock(&lock->nrl_spinlock);
869 bzero((char *)&lock->nrl_rsvd, sizeof(lock->nrl_rsvd));
873 NdisAcquireReadWriteLock(ndis_rw_lock *lock, uint8_t writeacc,
874 ndis_lock_state *state)
876 if (writeacc == TRUE) {
877 KeAcquireSpinLock(&lock->nrl_spinlock, &state->nls_oldirql);
884 NdisReleaseReadWriteLock(lock, state)
886 ndis_lock_state *state;
888 if (lock->nrl_rsvd[0]) {
890 KeReleaseSpinLock(&lock->nrl_spinlock, state->nls_oldirql);
896 NdisReadPciSlotInformation(adapter, slot, offset, buf, len)
903 ndis_miniport_block *block;
908 block = (ndis_miniport_block *)adapter;
913 dev = block->nmb_physdeviceobj->do_devext;
916 * I have a test system consisting of a Sun w2100z
917 * dual 2.4Ghz Opteron machine and an Atheros 802.11a/b/g
918 * "Aries" miniPCI NIC. (The NIC is installed in the
919 * machine using a miniPCI to PCI bus adapter card.)
920 * When running in SMP mode, I found that
921 * performing a large number of consecutive calls to
922 * NdisReadPciSlotInformation() would result in a
923 * sudden system reset (or in some cases a freeze).
924 * My suspicion is that the multiple reads are somehow
925 * triggering a fatal PCI bus error that leads to a
926 * machine check. The 1us delay in the loop below
927 * seems to prevent this problem.
930 for (i = 0; i < len; i++) {
932 dest[i] = pci_read_config(dev, i + offset, 1);
939 NdisWritePciSlotInformation(adapter, slot, offset, buf, len)
946 ndis_miniport_block *block;
951 block = (ndis_miniport_block *)adapter;
957 dev = block->nmb_physdeviceobj->do_devext;
958 for (i = 0; i < len; i++) {
960 pci_write_config(dev, i + offset, dest[i], 1);
967 * The errorlog routine uses a variable argument list, so we
968 * have to declare it this way.
971 #define ERRMSGLEN 512
973 NdisWriteErrorLogEntry(ndis_handle adapter, ndis_error_code code,
974 uint32_t numerrors, ...)
976 ndis_miniport_block *block;
983 struct ndis_softc *sc;
986 ansi_string as = { 0, 0, NULL };
988 block = (ndis_miniport_block *)adapter;
989 dev = block->nmb_physdeviceobj->do_devext;
990 drv = block->nmb_deviceobj->do_drvobj;
991 sc = device_get_softc(dev);
992 ifp = NDISUSB_GET_IFNET(sc);
994 if (ifp != NULL && ifp->if_flags & IFF_DEBUG) {
995 error = pe_get_message((vm_offset_t)drv->dro_driverstart,
996 code, &str, &i, &flags);
998 if (flags & MESSAGE_RESOURCE_UNICODE) {
999 RtlInitUnicodeString(&us, (uint16_t *)str);
1000 if (RtlUnicodeStringToAnsiString(&as,
1001 &us, TRUE) == STATUS_SUCCESS)
1009 device_printf(dev, "NDIS ERROR: %x (%s)\n", code,
1010 str == NULL ? "unknown error" : str);
1012 if (ifp != NULL && ifp->if_flags & IFF_DEBUG) {
1013 device_printf(dev, "NDIS NUMERRORS: %x\n", numerrors);
1014 va_start(ap, numerrors);
1015 for (i = 0; i < numerrors; i++)
1016 device_printf(dev, "argptr: %p\n",
1017 va_arg(ap, void *));
1022 RtlFreeAnsiString(&as);
1026 ndis_map_cb(arg, segs, nseg, error)
1028 bus_dma_segment_t *segs;
1032 struct ndis_map_arg *ctx;
1040 for (i = 0; i < nseg; i++) {
1041 ctx->nma_fraglist[i].npu_physaddr.np_quad = segs[i].ds_addr;
1042 ctx->nma_fraglist[i].npu_len = segs[i].ds_len;
1045 ctx->nma_cnt = nseg;
1049 NdisMStartBufferPhysicalMapping(ndis_handle adapter, ndis_buffer *buf,
1050 uint32_t mapreg, uint8_t writedev, ndis_paddr_unit *addrarray,
1051 uint32_t *arraysize)
1053 ndis_miniport_block *block;
1054 struct ndis_softc *sc;
1055 struct ndis_map_arg nma;
1059 if (adapter == NULL)
1062 block = (ndis_miniport_block *)adapter;
1063 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
1065 if (mapreg > sc->ndis_mmapcnt)
1068 map = sc->ndis_mmaps[mapreg];
1069 nma.nma_fraglist = addrarray;
1071 error = bus_dmamap_load(sc->ndis_mtag, map,
1072 MmGetMdlVirtualAddress(buf), MmGetMdlByteCount(buf), ndis_map_cb,
1073 (void *)&nma, BUS_DMA_NOWAIT);
1078 bus_dmamap_sync(sc->ndis_mtag, map,
1079 writedev ? BUS_DMASYNC_PREWRITE : BUS_DMASYNC_PREREAD);
1081 *arraysize = nma.nma_cnt;
1085 NdisMCompleteBufferPhysicalMapping(adapter, buf, mapreg)
1086 ndis_handle adapter;
1090 ndis_miniport_block *block;
1091 struct ndis_softc *sc;
1094 if (adapter == NULL)
1097 block = (ndis_miniport_block *)adapter;
1098 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
1100 if (mapreg > sc->ndis_mmapcnt)
1103 map = sc->ndis_mmaps[mapreg];
1105 bus_dmamap_sync(sc->ndis_mtag, map,
1106 BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);
1108 bus_dmamap_unload(sc->ndis_mtag, map);
1112 * This is an older (?) timer init routine which doesn't
1113 * accept a miniport context handle. Serialized miniports should
1114 * never call this function.
1118 NdisInitializeTimer(timer, func, ctx)
1120 ndis_timer_function func;
1123 KeInitializeTimer(&timer->nt_ktimer);
1124 KeInitializeDpc(&timer->nt_kdpc, func, ctx);
1125 KeSetImportanceDpc(&timer->nt_kdpc, KDPC_IMPORTANCE_LOW);
1129 ndis_timercall(dpc, timer, sysarg1, sysarg2)
1131 ndis_miniport_timer *timer;
1136 * Since we're called as a DPC, we should be running
1137 * at DISPATCH_LEVEL here. This means to acquire the
1138 * spinlock, we can use KeAcquireSpinLockAtDpcLevel()
1139 * rather than KeAcquireSpinLock().
1141 if (NDIS_SERIALIZED(timer->nmt_block))
1142 KeAcquireSpinLockAtDpcLevel(&timer->nmt_block->nmb_lock);
1144 MSCALL4(timer->nmt_timerfunc, dpc, timer->nmt_timerctx,
1147 if (NDIS_SERIALIZED(timer->nmt_block))
1148 KeReleaseSpinLockFromDpcLevel(&timer->nmt_block->nmb_lock);
1152 * For a long time I wondered why there were two NDIS timer initialization
1153 * routines, and why this one needed an NDIS_MINIPORT_TIMER and the
1154 * MiniportAdapterHandle. The NDIS_MINIPORT_TIMER has its own callout
1155 * function and context pointers separate from those in the DPC, which
1156 * allows for another level of indirection: when the timer fires, we
1157 * can have our own timer function invoked, and from there we can call
1158 * the driver's function. But why go to all that trouble? Then it hit
1159 * me: for serialized miniports, the timer callouts are not re-entrant.
1160 * By trapping the callouts and having access to the MiniportAdapterHandle,
1161 * we can protect the driver callouts by acquiring the NDIS serialization
1162 * lock. This is essential for allowing serialized miniports to work
1163 * correctly on SMP systems. On UP hosts, setting IRQL to DISPATCH_LEVEL
1164 * is enough to prevent other threads from pre-empting you, but with
1165 * SMP, you must acquire a lock as well, otherwise the other CPU is
1166 * free to clobber you.
1169 NdisMInitializeTimer(timer, handle, func, ctx)
1170 ndis_miniport_timer *timer;
1172 ndis_timer_function func;
1175 ndis_miniport_block *block;
1176 struct ndis_softc *sc;
1178 block = (ndis_miniport_block *)handle;
1179 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
1181 /* Save the driver's funcptr and context */
1183 timer->nmt_timerfunc = func;
1184 timer->nmt_timerctx = ctx;
1185 timer->nmt_block = handle;
1188 * Set up the timer so it will call our intermediate DPC.
1189 * Be sure to use the wrapped entry point, since
1190 * ntoskrnl_run_dpc() expects to invoke a function with
1191 * Microsoft calling conventions.
1193 KeInitializeTimer(&timer->nmt_ktimer);
1194 KeInitializeDpc(&timer->nmt_kdpc,
1195 ndis_findwrap((funcptr)ndis_timercall), timer);
1196 timer->nmt_ktimer.k_dpc = &timer->nmt_kdpc;
1200 * In Windows, there's both an NdisMSetTimer() and an NdisSetTimer(),
1201 * but the former is just a macro wrapper around the latter.
1204 NdisSetTimer(timer, msecs)
1209 * KeSetTimer() wants the period in
1210 * hundred nanosecond intervals.
1212 KeSetTimer(&timer->nt_ktimer,
1213 ((int64_t)msecs * -10000), &timer->nt_kdpc);
1217 NdisMSetPeriodicTimer(timer, msecs)
1218 ndis_miniport_timer *timer;
1221 KeSetTimerEx(&timer->nmt_ktimer,
1222 ((int64_t)msecs * -10000), msecs, &timer->nmt_kdpc);
1226 * Technically, this is really NdisCancelTimer(), but we also
1227 * (ab)use it for NdisMCancelTimer(), since in our implementation
1228 * we don't need the extra info in the ndis_miniport_timer
1229 * structure just to cancel a timer.
1233 NdisMCancelTimer(timer, cancelled)
1238 *cancelled = KeCancelTimer(&timer->nt_ktimer);
1242 NdisMQueryAdapterResources(status, adapter, list, buflen)
1243 ndis_status *status;
1244 ndis_handle adapter;
1245 ndis_resource_list *list;
1248 ndis_miniport_block *block;
1249 struct ndis_softc *sc;
1252 block = (ndis_miniport_block *)adapter;
1253 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
1255 rsclen = sizeof(ndis_resource_list) +
1256 (sizeof(cm_partial_resource_desc) * (sc->ndis_rescnt - 1));
1257 if (*buflen < rsclen) {
1259 *status = NDIS_STATUS_INVALID_LENGTH;
1263 bcopy((char *)block->nmb_rlist, (char *)list, rsclen);
1264 *status = NDIS_STATUS_SUCCESS;
1268 NdisMRegisterIoPortRange(offset, adapter, port, numports)
1270 ndis_handle adapter;
1274 struct ndis_miniport_block *block;
1275 struct ndis_softc *sc;
1277 if (adapter == NULL)
1278 return (NDIS_STATUS_FAILURE);
1280 block = (ndis_miniport_block *)adapter;
1281 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
1283 if (sc->ndis_res_io == NULL)
1284 return (NDIS_STATUS_FAILURE);
1286 /* Don't let the device map more ports than we have. */
1287 if (rman_get_size(sc->ndis_res_io) < numports)
1288 return (NDIS_STATUS_INVALID_LENGTH);
1290 *offset = (void *)(uintptr_t)rman_get_start(sc->ndis_res_io);
1292 return (NDIS_STATUS_SUCCESS);
1296 NdisMDeregisterIoPortRange(adapter, port, numports, offset)
1297 ndis_handle adapter;
1305 NdisReadNetworkAddress(status, addr, addrlen, adapter)
1306 ndis_status *status;
1309 ndis_handle adapter;
1311 struct ndis_softc *sc;
1313 ndis_miniport_block *block;
1314 uint8_t empty[] = { 0, 0, 0, 0, 0, 0 };
1316 block = (ndis_miniport_block *)adapter;
1317 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
1318 ifp = NDISUSB_GET_IFNET(sc);
1320 *status = NDIS_STATUS_FAILURE;
1324 if (ifp->if_addr == NULL ||
1325 bcmp(IF_LLADDR(sc->ifp), empty, ETHER_ADDR_LEN) == 0)
1326 *status = NDIS_STATUS_FAILURE;
1328 *addr = IF_LLADDR(sc->ifp);
1329 *addrlen = ETHER_ADDR_LEN;
1330 *status = NDIS_STATUS_SUCCESS;
1335 NdisQueryMapRegisterCount(bustype, cnt)
1340 return (NDIS_STATUS_SUCCESS);
1344 NdisMAllocateMapRegisters(ndis_handle adapter, uint32_t dmachannel,
1345 uint8_t dmasize, uint32_t physmapneeded, uint32_t maxmap)
1347 struct ndis_softc *sc;
1348 ndis_miniport_block *block;
1349 int error, i, nseg = NDIS_MAXSEG;
1351 block = (ndis_miniport_block *)adapter;
1352 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
1354 sc->ndis_mmaps = malloc(sizeof(bus_dmamap_t) * physmapneeded,
1355 M_DEVBUF, M_NOWAIT|M_ZERO);
1357 if (sc->ndis_mmaps == NULL)
1358 return (NDIS_STATUS_RESOURCES);
1360 error = bus_dma_tag_create(sc->ndis_parent_tag, ETHER_ALIGN, 0,
1361 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL,
1362 NULL, maxmap * nseg, nseg, maxmap, BUS_DMA_ALLOCNOW,
1363 NULL, NULL, &sc->ndis_mtag);
1366 free(sc->ndis_mmaps, M_DEVBUF);
1367 return (NDIS_STATUS_RESOURCES);
1370 for (i = 0; i < physmapneeded; i++)
1371 bus_dmamap_create(sc->ndis_mtag, 0, &sc->ndis_mmaps[i]);
1373 sc->ndis_mmapcnt = physmapneeded;
1375 return (NDIS_STATUS_SUCCESS);
1379 NdisMFreeMapRegisters(adapter)
1380 ndis_handle adapter;
1382 struct ndis_softc *sc;
1383 ndis_miniport_block *block;
1386 block = (ndis_miniport_block *)adapter;
1387 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
1389 for (i = 0; i < sc->ndis_mmapcnt; i++)
1390 bus_dmamap_destroy(sc->ndis_mtag, sc->ndis_mmaps[i]);
1392 free(sc->ndis_mmaps, M_DEVBUF);
1394 bus_dma_tag_destroy(sc->ndis_mtag);
1398 ndis_mapshared_cb(arg, segs, nseg, error)
1400 bus_dma_segment_t *segs;
1406 if (error || nseg > 1)
1411 p->np_quad = segs[0].ds_addr;
1415 * This maps to bus_dmamem_alloc().
1419 NdisMAllocateSharedMemory(ndis_handle adapter, uint32_t len, uint8_t cached,
1420 void **vaddr, ndis_physaddr *paddr)
1422 ndis_miniport_block *block;
1423 struct ndis_softc *sc;
1424 struct ndis_shmem *sh;
1427 if (adapter == NULL)
1430 block = (ndis_miniport_block *)adapter;
1431 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
1433 sh = malloc(sizeof(struct ndis_shmem), M_DEVBUF, M_NOWAIT|M_ZERO);
1437 InitializeListHead(&sh->ndis_list);
1440 * When performing shared memory allocations, create a tag
1441 * with a lowaddr limit that restricts physical memory mappings
1442 * so that they all fall within the first 1GB of memory.
1443 * At least one device/driver combination (Linksys Instant
1444 * Wireless PCI Card V2.7, Broadcom 802.11b) seems to have
1445 * problems with performing DMA operations with physical
1446 * addresses that lie above the 1GB mark. I don't know if this
1447 * is a hardware limitation or if the addresses are being
1448 * truncated within the driver, but this seems to be the only
1449 * way to make these cards work reliably in systems with more
1450 * than 1GB of physical memory.
1453 error = bus_dma_tag_create(sc->ndis_parent_tag, 64,
1454 0, NDIS_BUS_SPACE_SHARED_MAXADDR, BUS_SPACE_MAXADDR, NULL,
1455 NULL, len, 1, len, BUS_DMA_ALLOCNOW, NULL, NULL,
1463 error = bus_dmamem_alloc(sh->ndis_stag, vaddr,
1464 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &sh->ndis_smap);
1467 bus_dma_tag_destroy(sh->ndis_stag);
1472 error = bus_dmamap_load(sh->ndis_stag, sh->ndis_smap, *vaddr,
1473 len, ndis_mapshared_cb, (void *)paddr, BUS_DMA_NOWAIT);
1476 bus_dmamem_free(sh->ndis_stag, *vaddr, sh->ndis_smap);
1477 bus_dma_tag_destroy(sh->ndis_stag);
1483 * Save the physical address along with the source address.
1484 * The AirGo MIMO driver will call NdisMFreeSharedMemory()
1485 * with a bogus virtual address sometimes, but with a valid
1486 * physical address. To keep this from causing trouble, we
1487 * use the physical address to as a sanity check in case
1488 * searching based on the virtual address fails.
1492 sh->ndis_paddr.np_quad = paddr->np_quad;
1493 sh->ndis_saddr = *vaddr;
1494 InsertHeadList((&sc->ndis_shlist), (&sh->ndis_list));
1498 struct ndis_allocwork {
1506 ndis_asyncmem_complete(dobj, arg)
1507 device_object *dobj;
1510 ndis_miniport_block *block;
1511 struct ndis_softc *sc;
1512 struct ndis_allocwork *w;
1514 ndis_physaddr paddr;
1515 ndis_allocdone_handler donefunc;
1518 block = (ndis_miniport_block *)dobj->do_devext;
1519 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
1524 donefunc = sc->ndis_chars->nmc_allocate_complete_func;
1525 NdisMAllocateSharedMemory(block, w->na_len,
1526 w->na_cached, &vaddr, &paddr);
1527 MSCALL5(donefunc, block, vaddr, &paddr, w->na_len, w->na_ctx);
1529 IoFreeWorkItem(w->na_iw);
1534 NdisMAllocateSharedMemoryAsync(ndis_handle adapter, uint32_t len,
1535 uint8_t cached, void *ctx)
1537 ndis_miniport_block *block;
1538 struct ndis_allocwork *w;
1540 io_workitem_func ifw;
1542 if (adapter == NULL)
1543 return (NDIS_STATUS_FAILURE);
1547 iw = IoAllocateWorkItem(block->nmb_deviceobj);
1549 return (NDIS_STATUS_FAILURE);
1551 w = malloc(sizeof(struct ndis_allocwork), M_TEMP, M_NOWAIT);
1554 return (NDIS_STATUS_FAILURE);
1556 w->na_cached = cached;
1561 ifw = (io_workitem_func)ndis_findwrap((funcptr)ndis_asyncmem_complete);
1562 IoQueueWorkItem(iw, ifw, WORKQUEUE_DELAYED, w);
1564 return (NDIS_STATUS_PENDING);
1568 NdisMFreeSharedMemory(ndis_handle adapter, uint32_t len, uint8_t cached,
1569 void *vaddr, ndis_physaddr paddr)
1571 ndis_miniport_block *block;
1572 struct ndis_softc *sc;
1573 struct ndis_shmem *sh = NULL;
1576 if (vaddr == NULL || adapter == NULL)
1579 block = (ndis_miniport_block *)adapter;
1580 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
1582 /* Sanity check: is list empty? */
1584 if (IsListEmpty(&sc->ndis_shlist))
1588 l = sc->ndis_shlist.nle_flink;
1589 while (l != &sc->ndis_shlist) {
1590 sh = CONTAINING_RECORD(l, struct ndis_shmem, ndis_list);
1591 if (sh->ndis_saddr == vaddr)
1594 * Check the physaddr too, just in case the driver lied
1595 * about the virtual address.
1597 if (sh->ndis_paddr.np_quad == paddr.np_quad)
1604 printf("NDIS: buggy driver tried to free "
1605 "invalid shared memory: vaddr: %p paddr: 0x%jx\n",
1606 vaddr, (uintmax_t)paddr.np_quad);
1610 RemoveEntryList(&sh->ndis_list);
1614 bus_dmamap_unload(sh->ndis_stag, sh->ndis_smap);
1615 bus_dmamem_free(sh->ndis_stag, sh->ndis_saddr, sh->ndis_smap);
1616 bus_dma_tag_destroy(sh->ndis_stag);
1622 NdisMMapIoSpace(vaddr, adapter, paddr, len)
1624 ndis_handle adapter;
1625 ndis_physaddr paddr;
1628 if (adapter == NULL)
1629 return (NDIS_STATUS_FAILURE);
1631 *vaddr = MmMapIoSpace(paddr.np_quad, len, 0);
1634 return (NDIS_STATUS_FAILURE);
1636 return (NDIS_STATUS_SUCCESS);
1640 NdisMUnmapIoSpace(adapter, vaddr, len)
1641 ndis_handle adapter;
1645 MmUnmapIoSpace(vaddr, len);
1649 NdisGetCacheFillSize(void)
1655 NdisGetRoutineAddress(ustr)
1656 unicode_string *ustr;
1660 if (RtlUnicodeStringToAnsiString(&astr, ustr, TRUE))
1662 return (ndis_get_routine_address(ndis_functbl, astr.as_buf));
1666 NdisMGetDmaAlignment(handle)
1673 * NDIS has two methods for dealing with NICs that support DMA.
1674 * One is to just pass packets to the driver and let it call
1675 * NdisMStartBufferPhysicalMapping() to map each buffer in the packet
1676 * all by itself, and the other is to let the NDIS library handle the
1677 * buffer mapping internally, and hand the driver an already populated
1678 * scatter/gather fragment list. If the driver calls
1679 * NdisMInitializeScatterGatherDma(), it wants to use the latter
1684 NdisMInitializeScatterGatherDma(ndis_handle adapter, uint8_t is64,
1685 uint32_t maxphysmap)
1687 struct ndis_softc *sc;
1688 ndis_miniport_block *block;
1691 if (adapter == NULL)
1692 return (NDIS_STATUS_FAILURE);
1693 block = (ndis_miniport_block *)adapter;
1694 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
1696 /* Don't do this twice. */
1697 if (sc->ndis_sc == 1)
1698 return (NDIS_STATUS_SUCCESS);
1700 error = bus_dma_tag_create(sc->ndis_parent_tag, ETHER_ALIGN, 0,
1701 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
1702 MCLBYTES * NDIS_MAXSEG, NDIS_MAXSEG, MCLBYTES, BUS_DMA_ALLOCNOW,
1703 NULL, NULL, &sc->ndis_ttag);
1707 return (NDIS_STATUS_SUCCESS);
1711 NdisAllocatePacketPool(status, pool, descnum, protrsvdlen)
1712 ndis_status *status;
1715 uint32_t protrsvdlen;
1717 ndis_packet_pool *p;
1718 ndis_packet *packets;
1721 p = ExAllocatePoolWithTag(NonPagedPool, sizeof(ndis_packet_pool), 0);
1723 *status = NDIS_STATUS_RESOURCES;
1727 p->np_cnt = descnum + NDIS_POOL_EXTRA;
1728 p->np_protrsvd = protrsvdlen;
1729 p->np_len = sizeof(ndis_packet) + protrsvdlen;
1731 packets = ExAllocatePoolWithTag(NonPagedPool, p->np_cnt *
1735 if (packets == NULL) {
1737 *status = NDIS_STATUS_RESOURCES;
1741 p->np_pktmem = packets;
1743 for (i = 0; i < p->np_cnt; i++)
1744 InterlockedPushEntrySList(&p->np_head,
1745 (struct slist_entry *)&packets[i]);
1747 #ifdef NDIS_DEBUG_PACKETS
1749 KeInitializeSpinLock(&p->np_lock);
1750 KeInitializeEvent(&p->np_event, EVENT_TYPE_NOTIFY, TRUE);
1754 *status = NDIS_STATUS_SUCCESS;
1758 NdisAllocatePacketPoolEx(status, pool, descnum, oflowdescnum, protrsvdlen)
1759 ndis_status *status;
1762 uint32_t oflowdescnum;
1763 uint32_t protrsvdlen;
1765 return (NdisAllocatePacketPool(status, pool,
1766 descnum + oflowdescnum, protrsvdlen));
1770 NdisPacketPoolUsage(pool)
1773 ndis_packet_pool *p;
1775 p = (ndis_packet_pool *)pool;
1776 return (p->np_cnt - ExQueryDepthSList(&p->np_head));
1780 NdisFreePacketPool(pool)
1783 ndis_packet_pool *p;
1785 #ifdef NDIS_DEBUG_PACKETS
1789 p = (ndis_packet_pool *)pool;
1791 #ifdef NDIS_DEBUG_PACKETS
1792 KeAcquireSpinLock(&p->np_lock, &irql);
1795 usage = NdisPacketPoolUsage(pool);
1797 #ifdef NDIS_DEBUG_PACKETS
1800 KeResetEvent(&p->np_event);
1801 KeReleaseSpinLock(&p->np_lock, irql);
1802 KeWaitForSingleObject(&p->np_event, 0, 0, FALSE, NULL);
1804 KeReleaseSpinLock(&p->np_lock, irql);
1807 ExFreePool(p->np_pktmem);
1812 NdisAllocatePacket(status, packet, pool)
1813 ndis_status *status;
1814 ndis_packet **packet;
1817 ndis_packet_pool *p;
1819 #ifdef NDIS_DEBUG_PACKETS
1823 p = (ndis_packet_pool *)pool;
1825 #ifdef NDIS_DEBUG_PACKETS
1826 KeAcquireSpinLock(&p->np_lock, &irql);
1828 KeReleaseSpinLock(&p->np_lock, irql);
1829 printf("NDIS: tried to allocate packet from dead pool %p\n",
1831 *status = NDIS_STATUS_RESOURCES;
1836 pkt = (ndis_packet *)InterlockedPopEntrySList(&p->np_head);
1838 #ifdef NDIS_DEBUG_PACKETS
1839 KeReleaseSpinLock(&p->np_lock, irql);
1843 *status = NDIS_STATUS_RESOURCES;
1848 bzero((char *)pkt, sizeof(ndis_packet));
1850 /* Save pointer to the pool. */
1851 pkt->np_private.npp_pool = pool;
1853 /* Set the oob offset pointer. Lots of things expect this. */
1854 pkt->np_private.npp_packetooboffset = offsetof(ndis_packet, np_oob);
1857 * We must initialize the packet flags correctly in order
1858 * for the NDIS_SET_PACKET_MEDIA_SPECIFIC_INFO() and
1859 * NDIS_GET_PACKET_MEDIA_SPECIFIC_INFO() macros to work
1862 pkt->np_private.npp_ndispktflags = NDIS_PACKET_ALLOCATED_BY_NDIS;
1863 pkt->np_private.npp_validcounts = FALSE;
1867 *status = NDIS_STATUS_SUCCESS;
1871 NdisFreePacket(packet)
1872 ndis_packet *packet;
1874 ndis_packet_pool *p;
1875 #ifdef NDIS_DEBUG_PACKETS
1879 p = (ndis_packet_pool *)packet->np_private.npp_pool;
1881 #ifdef NDIS_DEBUG_PACKETS
1882 KeAcquireSpinLock(&p->np_lock, &irql);
1885 InterlockedPushEntrySList(&p->np_head, (slist_entry *)packet);
1887 #ifdef NDIS_DEBUG_PACKETS
1889 if (ExQueryDepthSList(&p->np_head) == p->np_cnt)
1890 KeSetEvent(&p->np_event, IO_NO_INCREMENT, FALSE);
1892 KeReleaseSpinLock(&p->np_lock, irql);
1897 NdisUnchainBufferAtFront(packet, buf)
1898 ndis_packet *packet;
1901 ndis_packet_private *priv;
1903 if (packet == NULL || buf == NULL)
1906 priv = &packet->np_private;
1908 priv->npp_validcounts = FALSE;
1910 if (priv->npp_head == priv->npp_tail) {
1911 *buf = priv->npp_head;
1912 priv->npp_head = priv->npp_tail = NULL;
1914 *buf = priv->npp_head;
1915 priv->npp_head = (*buf)->mdl_next;
1920 NdisUnchainBufferAtBack(packet, buf)
1921 ndis_packet *packet;
1924 ndis_packet_private *priv;
1927 if (packet == NULL || buf == NULL)
1930 priv = &packet->np_private;
1932 priv->npp_validcounts = FALSE;
1934 if (priv->npp_head == priv->npp_tail) {
1935 *buf = priv->npp_head;
1936 priv->npp_head = priv->npp_tail = NULL;
1938 *buf = priv->npp_tail;
1939 tmp = priv->npp_head;
1940 while (tmp->mdl_next != priv->npp_tail)
1941 tmp = tmp->mdl_next;
1942 priv->npp_tail = tmp;
1943 tmp->mdl_next = NULL;
1948 * The NDIS "buffer" is really an MDL (memory descriptor list)
1949 * which is used to describe a buffer in a way that allows it
1950 * to mapped into different contexts. We have to be careful how
1951 * we handle them: in some versions of Windows, the NdisFreeBuffer()
1952 * routine is an actual function in the NDIS API, but in others
1953 * it's just a macro wrapper around IoFreeMdl(). There's really
1954 * no way to use the 'descnum' parameter to count how many
1955 * "buffers" are allocated since in order to use IoFreeMdl() to
1956 * dispose of a buffer, we have to use IoAllocateMdl() to allocate
1957 * them, and IoAllocateMdl() just grabs them out of the heap.
1961 NdisAllocateBufferPool(status, pool, descnum)
1962 ndis_status *status;
1968 * The only thing we can really do here is verify that descnum
1969 * is a reasonable value, but I really don't know what to check
1973 *pool = NonPagedPool;
1974 *status = NDIS_STATUS_SUCCESS;
1978 NdisFreeBufferPool(pool)
1984 NdisAllocateBuffer(status, buffer, pool, vaddr, len)
1985 ndis_status *status;
1986 ndis_buffer **buffer;
1993 buf = IoAllocateMdl(vaddr, len, FALSE, FALSE, NULL);
1995 *status = NDIS_STATUS_RESOURCES;
1999 MmBuildMdlForNonPagedPool(buf);
2002 *status = NDIS_STATUS_SUCCESS;
2015 NdisBufferLength(buf)
2018 return (MmGetMdlByteCount(buf));
2022 * Get the virtual address and length of a buffer.
2023 * Note: the vaddr argument is optional.
2027 NdisQueryBuffer(buf, vaddr, len)
2033 *vaddr = MmGetMdlVirtualAddress(buf);
2034 *len = MmGetMdlByteCount(buf);
2037 /* Same as above -- we don't care about the priority. */
2040 NdisQueryBufferSafe(buf, vaddr, len, prio)
2047 *vaddr = MmGetMdlVirtualAddress(buf);
2048 *len = MmGetMdlByteCount(buf);
2051 /* Damnit Microsoft!! How many ways can you do the same thing?! */
2054 NdisBufferVirtualAddress(buf)
2057 return (MmGetMdlVirtualAddress(buf));
2061 NdisBufferVirtualAddressSafe(buf, prio)
2065 return (MmGetMdlVirtualAddress(buf));
2069 NdisAdjustBufferLength(buf, len)
2073 MmGetMdlByteCount(buf) = len;
2077 NdisInterlockedIncrement(addend)
2080 atomic_add_long((u_long *)addend, 1);
2085 NdisInterlockedDecrement(addend)
2088 atomic_subtract_long((u_long *)addend, 1);
2093 NdisGetVersion(void)
2095 return (0x00050001);
2099 NdisInitializeEvent(event)
2103 * NDIS events are always notification
2104 * events, and should be initialized to the
2105 * not signaled state.
2107 KeInitializeEvent(&event->ne_event, EVENT_TYPE_NOTIFY, FALSE);
2114 KeSetEvent(&event->ne_event, IO_NO_INCREMENT, FALSE);
2118 NdisResetEvent(event)
2121 KeResetEvent(&event->ne_event);
2125 NdisWaitEvent(event, msecs)
2132 duetime = ((int64_t)msecs * -10000);
2133 rval = KeWaitForSingleObject(event,
2134 0, 0, TRUE, msecs ? & duetime : NULL);
2136 if (rval == STATUS_TIMEOUT)
2143 NdisUnicodeStringToAnsiString(dstr, sstr)
2145 unicode_string *sstr;
2149 rval = RtlUnicodeStringToAnsiString(dstr, sstr, FALSE);
2151 if (rval == STATUS_INSUFFICIENT_RESOURCES)
2152 return (NDIS_STATUS_RESOURCES);
2154 return (NDIS_STATUS_FAILURE);
2156 return (NDIS_STATUS_SUCCESS);
2160 NdisAnsiStringToUnicodeString(dstr, sstr)
2161 unicode_string *dstr;
2166 rval = RtlAnsiStringToUnicodeString(dstr, sstr, FALSE);
2168 if (rval == STATUS_INSUFFICIENT_RESOURCES)
2169 return (NDIS_STATUS_RESOURCES);
2171 return (NDIS_STATUS_FAILURE);
2173 return (NDIS_STATUS_SUCCESS);
2177 NdisMPciAssignResources(adapter, slot, list)
2178 ndis_handle adapter;
2180 ndis_resource_list **list;
2182 ndis_miniport_block *block;
2184 if (adapter == NULL || list == NULL)
2185 return (NDIS_STATUS_FAILURE);
2187 block = (ndis_miniport_block *)adapter;
2188 *list = block->nmb_rlist;
2190 return (NDIS_STATUS_SUCCESS);
2194 ndis_intr(iobj, arg)
2198 struct ndis_softc *sc;
2199 uint8_t is_our_intr = FALSE;
2201 ndis_miniport_interrupt *intr;
2204 intr = sc->ndis_block->nmb_interrupt;
2206 if (intr == NULL || sc->ndis_block->nmb_miniportadapterctx == NULL)
2209 if (sc->ndis_block->nmb_interrupt->ni_isrreq == TRUE)
2210 MSCALL3(intr->ni_isrfunc, &is_our_intr, &call_isr,
2211 sc->ndis_block->nmb_miniportadapterctx);
2213 MSCALL1(sc->ndis_chars->nmc_disable_interrupts_func,
2214 sc->ndis_block->nmb_miniportadapterctx);
2219 IoRequestDpc(sc->ndis_block->nmb_deviceobj, NULL, sc);
2221 return (is_our_intr);
2225 ndis_intrhand(dpc, intr, sysarg1, sysarg2)
2227 ndis_miniport_interrupt *intr;
2231 struct ndis_softc *sc;
2232 ndis_miniport_block *block;
2233 ndis_handle adapter;
2235 block = intr->ni_block;
2236 adapter = block->nmb_miniportadapterctx;
2237 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
2239 if (NDIS_SERIALIZED(sc->ndis_block))
2240 KeAcquireSpinLockAtDpcLevel(&block->nmb_lock);
2242 MSCALL1(intr->ni_dpcfunc, adapter);
2244 /* If there's a MiniportEnableInterrupt() routine, call it. */
2246 if (sc->ndis_chars->nmc_enable_interrupts_func != NULL)
2247 MSCALL1(sc->ndis_chars->nmc_enable_interrupts_func, adapter);
2249 if (NDIS_SERIALIZED(sc->ndis_block))
2250 KeReleaseSpinLockFromDpcLevel(&block->nmb_lock);
2253 * Set the completion event if we've drained all
2254 * pending interrupts.
2257 KeAcquireSpinLockAtDpcLevel(&intr->ni_dpccountlock);
2259 if (intr->ni_dpccnt == 0)
2260 KeSetEvent(&intr->ni_dpcevt, IO_NO_INCREMENT, FALSE);
2261 KeReleaseSpinLockFromDpcLevel(&intr->ni_dpccountlock);
2265 NdisMRegisterInterrupt(ndis_miniport_interrupt *intr, ndis_handle adapter,
2266 uint32_t ivec, uint32_t ilevel, uint8_t reqisr, uint8_t shared,
2267 ndis_interrupt_mode imode)
2269 ndis_miniport_block *block;
2270 ndis_miniport_characteristics *ch;
2271 struct ndis_softc *sc;
2275 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
2276 ch = IoGetDriverObjectExtension(block->nmb_deviceobj->do_drvobj,
2279 intr->ni_rsvd = ExAllocatePoolWithTag(NonPagedPool,
2280 sizeof(struct mtx), 0);
2281 if (intr->ni_rsvd == NULL)
2282 return (NDIS_STATUS_RESOURCES);
2284 intr->ni_block = adapter;
2285 intr->ni_isrreq = reqisr;
2286 intr->ni_shared = shared;
2287 intr->ni_dpccnt = 0;
2288 intr->ni_isrfunc = ch->nmc_isr_func;
2289 intr->ni_dpcfunc = ch->nmc_interrupt_func;
2291 KeInitializeEvent(&intr->ni_dpcevt, EVENT_TYPE_NOTIFY, TRUE);
2292 KeInitializeDpc(&intr->ni_dpc,
2293 ndis_findwrap((funcptr)ndis_intrhand), intr);
2294 KeSetImportanceDpc(&intr->ni_dpc, KDPC_IMPORTANCE_LOW);
2296 error = IoConnectInterrupt(&intr->ni_introbj,
2297 ndis_findwrap((funcptr)ndis_intr), sc, NULL,
2298 ivec, ilevel, 0, imode, shared, 0, FALSE);
2300 if (error != STATUS_SUCCESS)
2301 return (NDIS_STATUS_FAILURE);
2303 block->nmb_interrupt = intr;
2305 return (NDIS_STATUS_SUCCESS);
2309 NdisMDeregisterInterrupt(intr)
2310 ndis_miniport_interrupt *intr;
2312 ndis_miniport_block *block;
2315 block = intr->ni_block;
2317 /* Should really be KeSynchronizeExecution() */
2319 KeAcquireSpinLock(intr->ni_introbj->ki_lock, &irql);
2320 block->nmb_interrupt = NULL;
2321 KeReleaseSpinLock(intr->ni_introbj->ki_lock, irql);
2323 KeFlushQueuedDpcs();
2325 /* Disconnect our ISR */
2327 IoDisconnectInterrupt(intr->ni_introbj);
2329 KeWaitForSingleObject(&intr->ni_dpcevt, 0, 0, FALSE, NULL);
2330 KeResetEvent(&intr->ni_dpcevt);
2334 NdisMRegisterAdapterShutdownHandler(adapter, shutdownctx, shutdownfunc)
2335 ndis_handle adapter;
2337 ndis_shutdown_handler shutdownfunc;
2339 ndis_miniport_block *block;
2340 ndis_miniport_characteristics *chars;
2341 struct ndis_softc *sc;
2343 if (adapter == NULL)
2346 block = (ndis_miniport_block *)adapter;
2347 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
2348 chars = sc->ndis_chars;
2350 chars->nmc_shutdown_handler = shutdownfunc;
2351 chars->nmc_rsvd0 = shutdownctx;
2355 NdisMDeregisterAdapterShutdownHandler(adapter)
2356 ndis_handle adapter;
2358 ndis_miniport_block *block;
2359 ndis_miniport_characteristics *chars;
2360 struct ndis_softc *sc;
2362 if (adapter == NULL)
2365 block = (ndis_miniport_block *)adapter;
2366 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
2367 chars = sc->ndis_chars;
2369 chars->nmc_shutdown_handler = NULL;
2370 chars->nmc_rsvd0 = NULL;
2374 NDIS_BUFFER_TO_SPAN_PAGES(buf)
2379 if (MmGetMdlByteCount(buf) == 0)
2381 return (SPAN_PAGES(MmGetMdlVirtualAddress(buf),
2382 MmGetMdlByteCount(buf)));
2386 NdisGetBufferPhysicalArraySize(buf, pages)
2393 *pages = NDIS_BUFFER_TO_SPAN_PAGES(buf);
2397 NdisQueryBufferOffset(buf, off, len)
2405 *off = MmGetMdlByteOffset(buf);
2406 *len = MmGetMdlByteCount(buf);
2416 * During system bootstrap, (i.e. cold == 1), we aren't
2417 * allowed to sleep, so we have to do a hard DELAY()
2424 KeInitializeTimer(&timer);
2425 KeSetTimer(&timer, ((int64_t)usecs * -10), NULL);
2426 KeWaitForSingleObject(&timer, 0, 0, FALSE, NULL);
2431 NdisReadPcmciaAttributeMemory(handle, offset, buf, len)
2437 struct ndis_softc *sc;
2438 ndis_miniport_block *block;
2439 bus_space_handle_t bh;
2447 block = (ndis_miniport_block *)handle;
2448 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
2451 bh = rman_get_bushandle(sc->ndis_res_am);
2452 bt = rman_get_bustag(sc->ndis_res_am);
2454 for (i = 0; i < len; i++)
2455 dest[i] = bus_space_read_1(bt, bh, (offset + i) * 2);
2461 NdisWritePcmciaAttributeMemory(handle, offset, buf, len)
2467 struct ndis_softc *sc;
2468 ndis_miniport_block *block;
2469 bus_space_handle_t bh;
2477 block = (ndis_miniport_block *)handle;
2478 sc = device_get_softc(block->nmb_physdeviceobj->do_devext);
2481 bh = rman_get_bushandle(sc->ndis_res_am);
2482 bt = rman_get_bustag(sc->ndis_res_am);
2484 for (i = 0; i < len; i++)
2485 bus_space_write_1(bt, bh, (offset + i) * 2, src[i]);
2491 NdisInterlockedInsertHeadList(head, entry, lock)
2494 ndis_spin_lock *lock;
2498 KeAcquireSpinLock(&lock->nsl_spinlock, &lock->nsl_kirql);
2499 flink = head->nle_flink;
2500 entry->nle_flink = flink;
2501 entry->nle_blink = head;
2502 flink->nle_blink = entry;
2503 head->nle_flink = entry;
2504 KeReleaseSpinLock(&lock->nsl_spinlock, lock->nsl_kirql);
2510 NdisInterlockedRemoveHeadList(head, lock)
2512 ndis_spin_lock *lock;
2517 KeAcquireSpinLock(&lock->nsl_spinlock, &lock->nsl_kirql);
2518 entry = head->nle_flink;
2519 flink = entry->nle_flink;
2520 head->nle_flink = flink;
2521 flink->nle_blink = head;
2522 KeReleaseSpinLock(&lock->nsl_spinlock, lock->nsl_kirql);
2528 NdisInterlockedInsertTailList(head, entry, lock)
2531 ndis_spin_lock *lock;
2535 KeAcquireSpinLock(&lock->nsl_spinlock, &lock->nsl_kirql);
2536 blink = head->nle_blink;
2537 entry->nle_flink = head;
2538 entry->nle_blink = blink;
2539 blink->nle_flink = entry;
2540 head->nle_blink = entry;
2541 KeReleaseSpinLock(&lock->nsl_spinlock, lock->nsl_kirql);
2547 NdisMSynchronizeWithInterrupt(intr, syncfunc, syncctx)
2548 ndis_miniport_interrupt *intr;
2552 return (KeSynchronizeExecution(intr->ni_introbj, syncfunc, syncctx));
2556 NdisGetCurrentSystemTime(tval)
2559 ntoskrnl_time(tval);
2563 * Return the number of milliseconds since the system booted.
2566 NdisGetSystemUpTime(tval)
2572 *tval = ts.tv_nsec / 1000000 + ts.tv_sec * 1000;
2576 NdisInitializeString(dst, src)
2577 unicode_string *dst;
2581 RtlInitAnsiString(&as, src);
2582 RtlAnsiStringToUnicodeString(dst, &as, TRUE);
2587 unicode_string *str;
2589 RtlFreeUnicodeString(str);
2593 NdisMRemoveMiniport(adapter)
2594 ndis_handle *adapter;
2596 return (NDIS_STATUS_SUCCESS);
2600 NdisInitAnsiString(dst, src)
2604 RtlInitAnsiString(dst, src);
2608 NdisInitUnicodeString(dst, src)
2609 unicode_string *dst;
2612 RtlInitUnicodeString(dst, src);
2615 static void NdisMGetDeviceProperty(adapter, phydevobj,
2616 funcdevobj, nextdevobj, resources, transresources)
2617 ndis_handle adapter;
2618 device_object **phydevobj;
2619 device_object **funcdevobj;
2620 device_object **nextdevobj;
2621 cm_resource_list *resources;
2622 cm_resource_list *transresources;
2624 ndis_miniport_block *block;
2626 block = (ndis_miniport_block *)adapter;
2628 if (phydevobj != NULL)
2629 *phydevobj = block->nmb_physdeviceobj;
2630 if (funcdevobj != NULL)
2631 *funcdevobj = block->nmb_deviceobj;
2632 if (nextdevobj != NULL)
2633 *nextdevobj = block->nmb_nextdeviceobj;
2637 NdisGetFirstBufferFromPacket(packet, buf, firstva, firstlen, totlen)
2638 ndis_packet *packet;
2646 tmp = packet->np_private.npp_head;
2650 *firstlen = *totlen = 0;
2652 *firstva = MmGetMdlVirtualAddress(tmp);
2653 *firstlen = *totlen = MmGetMdlByteCount(tmp);
2654 for (tmp = tmp->mdl_next; tmp != NULL; tmp = tmp->mdl_next)
2655 *totlen += MmGetMdlByteCount(tmp);
2660 NdisGetFirstBufferFromPacketSafe(packet, buf, firstva, firstlen, totlen, prio)
2661 ndis_packet *packet;
2668 NdisGetFirstBufferFromPacket(packet, buf, firstva, firstlen, totlen);
2672 ndis_find_sym(lf, filename, suffix, sym)
2682 fullsym = ExAllocatePoolWithTag(NonPagedPool, MAXPATHLEN, 0);
2683 if (fullsym == NULL)
2686 bzero(fullsym, MAXPATHLEN);
2687 strncpy(fullsym, filename, MAXPATHLEN);
2688 if (strlen(filename) < 4) {
2689 ExFreePool(fullsym);
2693 /* If the filename has a .ko suffix, strip if off. */
2694 suf = fullsym + (strlen(filename) - 3);
2695 if (strcmp(suf, ".ko") == 0)
2698 for (i = 0; i < strlen(fullsym); i++) {
2699 if (fullsym[i] == '.')
2702 fullsym[i] = tolower(fullsym[i]);
2704 strcat(fullsym, suffix);
2705 *sym = linker_file_lookup_symbol(lf, fullsym, 0);
2706 ExFreePool(fullsym);
2713 struct ndis_checkmodule {
2719 * See if a single module contains the symbols for a specified file.
2722 NdisCheckModule(linker_file_t lf, void *context)
2724 struct ndis_checkmodule *nc;
2725 caddr_t kldstart, kldend;
2727 nc = (struct ndis_checkmodule *)context;
2728 if (ndis_find_sym(lf, nc->afilename, "_start", &kldstart))
2730 if (ndis_find_sym(lf, nc->afilename, "_end", &kldend))
2733 nc->fh->nf_map = NULL;
2734 nc->fh->nf_type = NDIS_FH_TYPE_MODULE;
2735 nc->fh->nf_maplen = (kldend - kldstart) & 0xFFFFFFFF;
2739 /* can also return NDIS_STATUS_RESOURCES/NDIS_STATUS_ERROR_READING_FILE */
2741 NdisOpenFile(status, filehandle, filelength, filename, highestaddr)
2742 ndis_status *status;
2743 ndis_handle *filehandle;
2744 uint32_t *filelength;
2745 unicode_string *filename;
2746 ndis_physaddr highestaddr;
2749 char *afilename = NULL;
2750 struct thread *td = curthread;
2751 struct nameidata nd;
2754 struct vattr *vap = &vat;
2757 struct ndis_checkmodule nc;
2759 if (RtlUnicodeStringToAnsiString(&as, filename, TRUE)) {
2760 *status = NDIS_STATUS_RESOURCES;
2764 afilename = strdup(as.as_buf, M_DEVBUF);
2765 RtlFreeAnsiString(&as);
2767 fh = ExAllocatePoolWithTag(NonPagedPool, sizeof(ndis_fh), 0);
2769 free(afilename, M_DEVBUF);
2770 *status = NDIS_STATUS_RESOURCES;
2774 fh->nf_name = afilename;
2777 * During system bootstrap, it's impossible to load files
2778 * from the rootfs since it's not mounted yet. We therefore
2779 * offer the possibility of opening files that have been
2780 * preloaded as modules instead. Both choices will work
2781 * when kldloading a module from multiuser, but only the
2782 * module option will work during bootstrap. The module
2783 * loading option works by using the ndiscvt(8) utility
2784 * to convert the arbitrary file into a .ko using objcopy(1).
2785 * This file will contain two special symbols: filename_start
2786 * and filename_end. All we have to do is traverse the KLD
2787 * list in search of those symbols and we've found the file
2788 * data. As an added bonus, ndiscvt(8) will also generate
2789 * a normal .o file which can be linked statically with
2790 * the kernel. This means that the symbols will actual reside
2791 * in the kernel's symbol table, but that doesn't matter to
2792 * us since the kernel appears to us as just another module.
2795 nc.afilename = afilename;
2797 if (linker_file_foreach(NdisCheckModule, &nc)) {
2798 *filelength = fh->nf_maplen;
2800 *status = NDIS_STATUS_SUCCESS;
2804 if (TAILQ_EMPTY(&mountlist)) {
2806 *status = NDIS_STATUS_FILE_NOT_FOUND;
2807 printf("NDIS: could not find file %s in linker list\n",
2809 printf("NDIS: and no filesystems mounted yet, "
2810 "aborting NdisOpenFile()\n");
2811 free(afilename, M_DEVBUF);
2815 path = ExAllocatePoolWithTag(NonPagedPool, MAXPATHLEN, 0);
2818 free(afilename, M_DEVBUF);
2819 *status = NDIS_STATUS_RESOURCES;
2823 snprintf(path, MAXPATHLEN, "%s/%s", ndis_filepath, afilename);
2825 /* Some threads don't have a current working directory. */
2829 NDINIT(&nd, LOOKUP, FOLLOW, UIO_SYSSPACE, path, td);
2832 error = vn_open(&nd, &flags, 0, NULL);
2834 *status = NDIS_STATUS_FILE_NOT_FOUND;
2836 printf("NDIS: open file %s failed: %d\n", path, error);
2838 free(afilename, M_DEVBUF);
2844 NDFREE(&nd, NDF_ONLY_PNBUF);
2846 /* Get the file size. */
2847 VOP_GETATTR(nd.ni_vp, vap, td->td_ucred);
2848 VOP_UNLOCK(nd.ni_vp);
2850 fh->nf_vp = nd.ni_vp;
2852 fh->nf_type = NDIS_FH_TYPE_VFS;
2854 *filelength = fh->nf_maplen = vap->va_size & 0xFFFFFFFF;
2855 *status = NDIS_STATUS_SUCCESS;
2859 NdisMapFile(status, mappedbuffer, filehandle)
2860 ndis_status *status;
2861 void **mappedbuffer;
2862 ndis_handle filehandle;
2865 struct thread *td = curthread;
2872 if (filehandle == NULL) {
2873 *status = NDIS_STATUS_FAILURE;
2877 fh = (ndis_fh *)filehandle;
2879 if (fh->nf_vp == NULL) {
2880 *status = NDIS_STATUS_FAILURE;
2884 if (fh->nf_map != NULL) {
2885 *status = NDIS_STATUS_ALREADY_MAPPED;
2889 if (fh->nf_type == NDIS_FH_TYPE_MODULE) {
2891 if (ndis_find_sym(lf, fh->nf_name, "_start", &kldstart)) {
2892 *status = NDIS_STATUS_FAILURE;
2895 fh->nf_map = kldstart;
2896 *status = NDIS_STATUS_SUCCESS;
2897 *mappedbuffer = fh->nf_map;
2901 fh->nf_map = ExAllocatePoolWithTag(NonPagedPool, fh->nf_maplen, 0);
2903 if (fh->nf_map == NULL) {
2904 *status = NDIS_STATUS_RESOURCES;
2909 error = vn_rdwr(UIO_READ, vp, fh->nf_map, fh->nf_maplen, 0,
2910 UIO_SYSSPACE, 0, td->td_ucred, NOCRED, &resid, td);
2913 *status = NDIS_STATUS_FAILURE;
2915 *status = NDIS_STATUS_SUCCESS;
2916 *mappedbuffer = fh->nf_map;
2921 NdisUnmapFile(filehandle)
2922 ndis_handle filehandle;
2925 fh = (ndis_fh *)filehandle;
2927 if (fh->nf_map == NULL)
2930 if (fh->nf_type == NDIS_FH_TYPE_VFS)
2931 ExFreePool(fh->nf_map);
2936 NdisCloseFile(filehandle)
2937 ndis_handle filehandle;
2939 struct thread *td = curthread;
2943 if (filehandle == NULL)
2946 fh = (ndis_fh *)filehandle;
2947 if (fh->nf_map != NULL) {
2948 if (fh->nf_type == NDIS_FH_TYPE_VFS)
2949 ExFreePool(fh->nf_map);
2953 if (fh->nf_vp == NULL)
2956 if (fh->nf_type == NDIS_FH_TYPE_VFS) {
2958 vn_close(vp, FREAD, td->td_ucred, td);
2962 free(fh->nf_name, M_DEVBUF);
2967 NdisSystemProcessorCount()
2973 NdisGetCurrentProcessorCounts(idle_count, kernel_and_user, index)
2974 uint32_t *idle_count;
2975 uint32_t *kernel_and_user;
2980 pcpu = pcpu_find(curthread->td_oncpu);
2981 *index = pcpu->pc_cpuid;
2982 *idle_count = pcpu->pc_cp_time[CP_IDLE];
2983 *kernel_and_user = pcpu->pc_cp_time[CP_INTR];
2986 typedef void (*ndis_statusdone_handler)(ndis_handle);
2987 typedef void (*ndis_status_handler)(ndis_handle, ndis_status,
2991 NdisMIndicateStatusComplete(adapter)
2992 ndis_handle adapter;
2994 ndis_miniport_block *block;
2995 ndis_statusdone_handler statusdonefunc;
2997 block = (ndis_miniport_block *)adapter;
2998 statusdonefunc = block->nmb_statusdone_func;
3000 MSCALL1(statusdonefunc, adapter);
3004 NdisMIndicateStatus(adapter, status, sbuf, slen)
3005 ndis_handle adapter;
3010 ndis_miniport_block *block;
3011 ndis_status_handler statusfunc;
3013 block = (ndis_miniport_block *)adapter;
3014 statusfunc = block->nmb_status_func;
3016 MSCALL4(statusfunc, adapter, status, sbuf, slen);
3020 * The DDK documentation says that you should use IoQueueWorkItem()
3021 * instead of ExQueueWorkItem(). The problem is, IoQueueWorkItem()
3022 * is fundamentally incompatible with NdisScheduleWorkItem(), which
3023 * depends on the API semantics of ExQueueWorkItem(). In our world,
3024 * ExQueueWorkItem() is implemented on top of IoAllocateQueueItem()
3027 * There are actually three distinct APIs here. NdisScheduleWorkItem()
3028 * takes a pointer to an NDIS_WORK_ITEM. ExQueueWorkItem() takes a pointer
3029 * to a WORK_QUEUE_ITEM. And finally, IoQueueWorkItem() takes a pointer
3030 * to an opaque work item thingie which you get from IoAllocateWorkItem().
3031 * An NDIS_WORK_ITEM is not the same as a WORK_QUEUE_ITEM. However,
3032 * the NDIS_WORK_ITEM has some opaque storage at the end of it, and we
3033 * (ab)use this storage as a WORK_QUEUE_ITEM, which is what we submit
3034 * to ExQueueWorkItem().
3036 * Got all that? (Sheesh.)
3040 NdisScheduleWorkItem(work)
3041 ndis_work_item *work;
3043 work_queue_item *wqi;
3045 wqi = (work_queue_item *)work->nwi_wraprsvd;
3046 ExInitializeWorkItem(wqi,
3047 (work_item_func)work->nwi_func, work->nwi_ctx);
3048 ExQueueWorkItem(wqi, WORKQUEUE_DELAYED);
3050 return (NDIS_STATUS_SUCCESS);
3054 NdisCopyFromPacketToPacket(dpkt, doff, reqlen, spkt, soff, cpylen)
3062 ndis_buffer *src, *dst;
3064 int resid, copied, len, scnt, dcnt;
3068 src = spkt->np_private.npp_head;
3069 dst = dpkt->np_private.npp_head;
3071 sptr = MmGetMdlVirtualAddress(src);
3072 dptr = MmGetMdlVirtualAddress(dst);
3073 scnt = MmGetMdlByteCount(src);
3074 dcnt = MmGetMdlByteCount(dst);
3077 if (MmGetMdlByteCount(src) > soff) {
3079 scnt = MmGetMdlByteCount(src)- soff;
3082 soff -= MmGetMdlByteCount(src);
3083 src = src->mdl_next;
3086 sptr = MmGetMdlVirtualAddress(src);
3090 if (MmGetMdlByteCount(dst) > doff) {
3092 dcnt = MmGetMdlByteCount(dst) - doff;
3095 doff -= MmGetMdlByteCount(dst);
3096 dst = dst->mdl_next;
3099 dptr = MmGetMdlVirtualAddress(dst);
3113 bcopy(sptr, dptr, len);
3122 dst = dst->mdl_next;
3125 dptr = MmGetMdlVirtualAddress(dst);
3126 dcnt = MmGetMdlByteCount(dst);
3131 src = src->mdl_next;
3134 sptr = MmGetMdlVirtualAddress(src);
3135 scnt = MmGetMdlByteCount(src);
3143 NdisCopyFromPacketToPacketSafe(dpkt, doff, reqlen, spkt, soff, cpylen, prio)
3152 NdisCopyFromPacketToPacket(dpkt, doff, reqlen, spkt, soff, cpylen);
3156 NdisIMCopySendPerPacketInfo(dpkt, spkt)
3160 memcpy(&dpkt->np_ext, &spkt->np_ext, sizeof(ndis_packet_extension));
3164 NdisMRegisterDevice(handle, devname, symname, majorfuncs, devobj, devhandle)
3166 unicode_string *devname;
3167 unicode_string *symname;
3168 driver_dispatch *majorfuncs[];
3170 ndis_handle *devhandle;
3173 device_object *dobj;
3175 status = IoCreateDevice(handle, 0, devname,
3176 FILE_DEVICE_UNKNOWN, 0, FALSE, &dobj);
3178 if (status == STATUS_SUCCESS) {
3187 NdisMDeregisterDevice(handle)
3190 IoDeleteDevice(handle);
3191 return (NDIS_STATUS_SUCCESS);
3195 NdisMQueryAdapterInstanceName(name, handle)
3196 unicode_string *name;
3199 ndis_miniport_block *block;
3203 block = (ndis_miniport_block *)handle;
3204 dev = block->nmb_physdeviceobj->do_devext;
3206 RtlInitAnsiString(&as, __DECONST(char *, device_get_nameunit(dev)));
3207 if (RtlAnsiStringToUnicodeString(name, &as, TRUE))
3208 return (NDIS_STATUS_RESOURCES);
3210 return (NDIS_STATUS_SUCCESS);
3214 NdisMRegisterUnloadHandler(handle, func)
3223 printf("NDIS dummy called...\n");
3227 * Note: a couple of entries in this table specify the
3228 * number of arguments as "foo + 1". These are routines
3229 * that accept a 64-bit argument, passed by value. On
3230 * x86, these arguments consume two longwords on the stack,
3231 * so we lie and say there's one additional argument so
3232 * that the wrapping routines will do the right thing.
3235 image_patch_table ndis_functbl[] = {
3236 IMPORT_SFUNC(NdisCopyFromPacketToPacket, 6),
3237 IMPORT_SFUNC(NdisCopyFromPacketToPacketSafe, 7),
3238 IMPORT_SFUNC(NdisIMCopySendPerPacketInfo, 2),
3239 IMPORT_SFUNC(NdisScheduleWorkItem, 1),
3240 IMPORT_SFUNC(NdisMIndicateStatusComplete, 1),
3241 IMPORT_SFUNC(NdisMIndicateStatus, 4),
3242 IMPORT_SFUNC(NdisSystemProcessorCount, 0),
3243 IMPORT_SFUNC(NdisGetCurrentProcessorCounts, 3),
3244 IMPORT_SFUNC(NdisUnchainBufferAtBack, 2),
3245 IMPORT_SFUNC(NdisGetFirstBufferFromPacket, 5),
3246 IMPORT_SFUNC(NdisGetFirstBufferFromPacketSafe, 6),
3247 IMPORT_SFUNC(NdisGetBufferPhysicalArraySize, 2),
3248 IMPORT_SFUNC(NdisMGetDeviceProperty, 6),
3249 IMPORT_SFUNC(NdisInitAnsiString, 2),
3250 IMPORT_SFUNC(NdisInitUnicodeString, 2),
3251 IMPORT_SFUNC(NdisWriteConfiguration, 4),
3252 IMPORT_SFUNC(NdisAnsiStringToUnicodeString, 2),
3253 IMPORT_SFUNC(NdisTerminateWrapper, 2),
3254 IMPORT_SFUNC(NdisOpenConfigurationKeyByName, 4),
3255 IMPORT_SFUNC(NdisOpenConfigurationKeyByIndex, 5),
3256 IMPORT_SFUNC(NdisMRemoveMiniport, 1),
3257 IMPORT_SFUNC(NdisInitializeString, 2),
3258 IMPORT_SFUNC(NdisFreeString, 1),
3259 IMPORT_SFUNC(NdisGetCurrentSystemTime, 1),
3260 IMPORT_SFUNC(NdisGetRoutineAddress, 1),
3261 IMPORT_SFUNC(NdisGetSystemUpTime, 1),
3262 IMPORT_SFUNC(NdisGetVersion, 0),
3263 IMPORT_SFUNC(NdisMSynchronizeWithInterrupt, 3),
3264 IMPORT_SFUNC(NdisMAllocateSharedMemoryAsync, 4),
3265 IMPORT_SFUNC(NdisInterlockedInsertHeadList, 3),
3266 IMPORT_SFUNC(NdisInterlockedInsertTailList, 3),
3267 IMPORT_SFUNC(NdisInterlockedRemoveHeadList, 2),
3268 IMPORT_SFUNC(NdisInitializeWrapper, 4),
3269 IMPORT_SFUNC(NdisMRegisterMiniport, 3),
3270 IMPORT_SFUNC(NdisAllocateMemoryWithTag, 3),
3271 IMPORT_SFUNC(NdisAllocateMemory, 4 + 1),
3272 IMPORT_SFUNC(NdisMSetAttributesEx, 5),
3273 IMPORT_SFUNC(NdisCloseConfiguration, 1),
3274 IMPORT_SFUNC(NdisReadConfiguration, 5),
3275 IMPORT_SFUNC(NdisOpenConfiguration, 3),
3276 IMPORT_SFUNC(NdisAcquireSpinLock, 1),
3277 IMPORT_SFUNC(NdisReleaseSpinLock, 1),
3278 IMPORT_SFUNC(NdisDprAcquireSpinLock, 1),
3279 IMPORT_SFUNC(NdisDprReleaseSpinLock, 1),
3280 IMPORT_SFUNC(NdisAllocateSpinLock, 1),
3281 IMPORT_SFUNC(NdisInitializeReadWriteLock, 1),
3282 IMPORT_SFUNC(NdisAcquireReadWriteLock, 3),
3283 IMPORT_SFUNC(NdisReleaseReadWriteLock, 2),
3284 IMPORT_SFUNC(NdisFreeSpinLock, 1),
3285 IMPORT_SFUNC(NdisFreeMemory, 3),
3286 IMPORT_SFUNC(NdisReadPciSlotInformation, 5),
3287 IMPORT_SFUNC(NdisWritePciSlotInformation, 5),
3288 IMPORT_SFUNC_MAP(NdisImmediateReadPciSlotInformation,
3289 NdisReadPciSlotInformation, 5),
3290 IMPORT_SFUNC_MAP(NdisImmediateWritePciSlotInformation,
3291 NdisWritePciSlotInformation, 5),
3292 IMPORT_CFUNC(NdisWriteErrorLogEntry, 0),
3293 IMPORT_SFUNC(NdisMStartBufferPhysicalMapping, 6),
3294 IMPORT_SFUNC(NdisMCompleteBufferPhysicalMapping, 3),
3295 IMPORT_SFUNC(NdisMInitializeTimer, 4),
3296 IMPORT_SFUNC(NdisInitializeTimer, 3),
3297 IMPORT_SFUNC(NdisSetTimer, 2),
3298 IMPORT_SFUNC(NdisMCancelTimer, 2),
3299 IMPORT_SFUNC_MAP(NdisCancelTimer, NdisMCancelTimer, 2),
3300 IMPORT_SFUNC(NdisMSetPeriodicTimer, 2),
3301 IMPORT_SFUNC(NdisMQueryAdapterResources, 4),
3302 IMPORT_SFUNC(NdisMRegisterIoPortRange, 4),
3303 IMPORT_SFUNC(NdisMDeregisterIoPortRange, 4),
3304 IMPORT_SFUNC(NdisReadNetworkAddress, 4),
3305 IMPORT_SFUNC(NdisQueryMapRegisterCount, 2),
3306 IMPORT_SFUNC(NdisMAllocateMapRegisters, 5),
3307 IMPORT_SFUNC(NdisMFreeMapRegisters, 1),
3308 IMPORT_SFUNC(NdisMAllocateSharedMemory, 5),
3309 IMPORT_SFUNC(NdisMMapIoSpace, 4 + 1),
3310 IMPORT_SFUNC(NdisMUnmapIoSpace, 3),
3311 IMPORT_SFUNC(NdisGetCacheFillSize, 0),
3312 IMPORT_SFUNC(NdisMGetDmaAlignment, 1),
3313 IMPORT_SFUNC(NdisMInitializeScatterGatherDma, 3),
3314 IMPORT_SFUNC(NdisAllocatePacketPool, 4),
3315 IMPORT_SFUNC(NdisAllocatePacketPoolEx, 5),
3316 IMPORT_SFUNC(NdisAllocatePacket, 3),
3317 IMPORT_SFUNC(NdisFreePacket, 1),
3318 IMPORT_SFUNC(NdisFreePacketPool, 1),
3319 IMPORT_SFUNC_MAP(NdisDprAllocatePacket, NdisAllocatePacket, 3),
3320 IMPORT_SFUNC_MAP(NdisDprFreePacket, NdisFreePacket, 1),
3321 IMPORT_SFUNC(NdisAllocateBufferPool, 3),
3322 IMPORT_SFUNC(NdisAllocateBuffer, 5),
3323 IMPORT_SFUNC(NdisQueryBuffer, 3),
3324 IMPORT_SFUNC(NdisQueryBufferSafe, 4),
3325 IMPORT_SFUNC(NdisBufferVirtualAddress, 1),
3326 IMPORT_SFUNC(NdisBufferVirtualAddressSafe, 2),
3327 IMPORT_SFUNC(NdisBufferLength, 1),
3328 IMPORT_SFUNC(NdisFreeBuffer, 1),
3329 IMPORT_SFUNC(NdisFreeBufferPool, 1),
3330 IMPORT_SFUNC(NdisInterlockedIncrement, 1),
3331 IMPORT_SFUNC(NdisInterlockedDecrement, 1),
3332 IMPORT_SFUNC(NdisInitializeEvent, 1),
3333 IMPORT_SFUNC(NdisSetEvent, 1),
3334 IMPORT_SFUNC(NdisResetEvent, 1),
3335 IMPORT_SFUNC(NdisWaitEvent, 2),
3336 IMPORT_SFUNC(NdisUnicodeStringToAnsiString, 2),
3337 IMPORT_SFUNC(NdisMPciAssignResources, 3),
3338 IMPORT_SFUNC(NdisMFreeSharedMemory, 5 + 1),
3339 IMPORT_SFUNC(NdisMRegisterInterrupt, 7),
3340 IMPORT_SFUNC(NdisMDeregisterInterrupt, 1),
3341 IMPORT_SFUNC(NdisMRegisterAdapterShutdownHandler, 3),
3342 IMPORT_SFUNC(NdisMDeregisterAdapterShutdownHandler, 1),
3343 IMPORT_SFUNC(NDIS_BUFFER_TO_SPAN_PAGES, 1),
3344 IMPORT_SFUNC(NdisQueryBufferOffset, 3),
3345 IMPORT_SFUNC(NdisAdjustBufferLength, 2),
3346 IMPORT_SFUNC(NdisPacketPoolUsage, 1),
3347 IMPORT_SFUNC(NdisMSleep, 1),
3348 IMPORT_SFUNC(NdisUnchainBufferAtFront, 2),
3349 IMPORT_SFUNC(NdisReadPcmciaAttributeMemory, 4),
3350 IMPORT_SFUNC(NdisWritePcmciaAttributeMemory, 4),
3351 IMPORT_SFUNC(NdisOpenFile, 5 + 1),
3352 IMPORT_SFUNC(NdisMapFile, 3),
3353 IMPORT_SFUNC(NdisUnmapFile, 1),
3354 IMPORT_SFUNC(NdisCloseFile, 1),
3355 IMPORT_SFUNC(NdisMRegisterDevice, 6),
3356 IMPORT_SFUNC(NdisMDeregisterDevice, 1),
3357 IMPORT_SFUNC(NdisMQueryAdapterInstanceName, 2),
3358 IMPORT_SFUNC(NdisMRegisterUnloadHandler, 2),
3359 IMPORT_SFUNC(ndis_timercall, 4),
3360 IMPORT_SFUNC(ndis_asyncmem_complete, 2),
3361 IMPORT_SFUNC(ndis_intr, 2),
3362 IMPORT_SFUNC(ndis_intrhand, 4),
3365 * This last entry is a catch-all for any function we haven't
3366 * implemented yet. The PE import list patching routine will
3367 * use it for any function that doesn't have an explicit match
3371 { NULL, (FUNC)dummy, NULL, 0, WINDRV_WRAP_STDCALL },
3375 { NULL, NULL, NULL }