/* * Copyright (c) 2003 * Bill Paul . All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Bill Paul. * 4. Neither the name of the author nor the names of any co-contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); /* * This file implements a translation layer between the BSD networking * infrasturcture and Windows(R) NDIS network driver modules. A Windows * NDIS driver calls into several functions in the NDIS.SYS Windows * kernel module and exports a table of functions designed to be called * by the NDIS subsystem. Using the PE loader, we can patch our own * versions of the NDIS routines into a given Windows driver module and * convince the driver that it is in fact running on Windows. * * We provide a table of all our implemented NDIS routines which is patched * into the driver object code. All our exported routines must use the * _stdcall calling convention, since that's what the Windows object code * expects. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define __stdcall __attribute__((__stdcall__)) #define FUNC void(*)(void) static struct mtx ndis_interlock; static int ndis_inits = 0; __stdcall static void ndis_initwrap(ndis_handle, ndis_driver_object *, void *, void *); __stdcall static ndis_status ndis_register_miniport(ndis_handle, ndis_miniport_characteristics *, int); __stdcall static ndis_status ndis_malloc_withtag(void **, uint32_t, uint32_t); __stdcall static ndis_status ndis_malloc(void **, uint32_t, uint32_t, ndis_physaddr); __stdcall static void ndis_free(void *, uint32_t, uint32_t); __stdcall static ndis_status ndis_setattr_ex(ndis_handle, ndis_handle, uint32_t, uint32_t, ndis_interface_type); __stdcall static void ndis_open_cfg(ndis_status *, ndis_handle *, ndis_handle); __stdcall static void ndis_open_cfgbyidx(ndis_status *, ndis_handle, uint32_t, ndis_unicode_string *, ndis_handle *); __stdcall static void ndis_open_cfgbyname(ndis_status *, ndis_handle, ndis_unicode_string *, ndis_handle *); static ndis_status ndis_encode_parm(ndis_miniport_block *, struct sysctl_oid *, ndis_parm_type, ndis_config_parm **); static ndis_status ndis_decode_parm(ndis_miniport_block *, ndis_config_parm *, char *); __stdcall static void ndis_read_cfg(ndis_status *, ndis_config_parm **, ndis_handle, ndis_unicode_string *, ndis_parm_type); __stdcall static void ndis_write_cfg(ndis_status *, ndis_handle, ndis_unicode_string *, ndis_config_parm *); __stdcall static void ndis_close_cfg(ndis_handle); __stdcall static void ndis_create_lock(ndis_spin_lock *); __stdcall static void ndis_destroy_lock(ndis_spin_lock *); __stdcall static void ndis_lock(ndis_spin_lock *); __stdcall static void ndis_unlock(ndis_spin_lock *); __stdcall static uint32_t ndis_read_pci(ndis_handle, uint32_t, uint32_t, void *, uint32_t); __stdcall static uint32_t ndis_write_pci(ndis_handle, uint32_t, uint32_t, void *, uint32_t); static void ndis_syslog(ndis_handle, ndis_error_code, uint32_t, ...); static void ndis_map_cb(void *, bus_dma_segment_t *, int, int); __stdcall static void ndis_vtophys_load(ndis_handle, ndis_buffer *, uint32_t, uint8_t, ndis_paddr_unit *, uint32_t *); __stdcall static void ndis_vtophys_unload(ndis_handle, ndis_buffer *, uint32_t); __stdcall static void ndis_create_timer(ndis_miniport_timer *, ndis_handle *, ndis_timer_function, void *); static void ndis_timercall(void *); __stdcall static void ndis_set_timer(ndis_miniport_timer *, uint32_t); static void ndis_tick(void *); __stdcall static void ndis_set_periodic_timer(ndis_miniport_timer *, uint32_t); __stdcall static void ndis_cancel_timer(ndis_miniport_timer *, uint8_t *); __stdcall static void ndis_query_resources(ndis_status *, ndis_handle, ndis_resource_list *, uint32_t *); __stdcall static ndis_status ndis_register_ioport(void **, ndis_handle, uint32_t, uint32_t); __stdcall static void ndis_deregister_ioport(ndis_handle, uint32_t, uint32_t, void *); __stdcall static void ndis_read_netaddr(ndis_status *, void **, uint32_t *, ndis_handle); __stdcall static ndis_status ndis_alloc_mapreg(ndis_handle, uint32_t, uint8_t, uint32_t, uint32_t); __stdcall static void ndis_free_mapreg(ndis_handle); static void ndis_mapshared_cb(void *, bus_dma_segment_t *, int, int); __stdcall static void ndis_alloc_sharedmem(ndis_handle, uint32_t, uint8_t, void **, ndis_physaddr *); __stdcall static void ndis_alloc_sharedmem_async(ndis_handle, uint32_t, uint8_t, void *); __stdcall static void ndis_free_sharedmem(ndis_handle, uint32_t, uint8_t, void *, ndis_physaddr); __stdcall static ndis_status ndis_map_iospace(void **, ndis_handle, ndis_physaddr, uint32_t); __stdcall static void ndis_unmap_iospace(ndis_handle, void *, uint32_t); __stdcall static uint32_t ndis_cachefill(void); __stdcall static uint32_t ndis_dma_align(ndis_handle); __stdcall static ndis_status ndis_init_sc_dma(ndis_handle, uint8_t, uint32_t); __stdcall static void ndis_alloc_packetpool(ndis_status *, ndis_handle *, uint32_t, uint32_t); __stdcall static void ndis_ex_alloc_packetpool(ndis_status *, ndis_handle *, uint32_t, uint32_t, uint32_t); __stdcall static uint32_t ndis_packetpool_use(ndis_handle); __stdcall static void ndis_free_packetpool(ndis_handle); __stdcall static void ndis_alloc_packet(ndis_status *, ndis_packet **, ndis_handle); __stdcall static void ndis_release_packet(ndis_packet *); __stdcall static void ndis_unchain_headbuf(ndis_packet *, ndis_buffer **); __stdcall static void ndis_alloc_bufpool(ndis_status *, ndis_handle *, uint32_t); __stdcall static void ndis_free_bufpool(ndis_handle); __stdcall static void ndis_alloc_buf(ndis_status *, ndis_buffer **, ndis_handle, void *, uint32_t); __stdcall static void ndis_release_buf(ndis_buffer *); __stdcall static void ndis_query_buf(ndis_buffer *, void **, uint32_t *); __stdcall static void ndis_query_buf_safe(ndis_buffer *, void **, uint32_t *, uint32_t); __stdcall static void ndis_adjust_buflen(ndis_buffer *, int); __stdcall static uint32_t ndis_interlock_inc(uint32_t *); __stdcall static uint32_t ndis_interlock_dec(uint32_t *); __stdcall static void ndis_init_event(ndis_event *); __stdcall static void ndis_set_event(ndis_event *); __stdcall static void ndis_reset_event(ndis_event *); __stdcall static uint8_t ndis_wait_event(ndis_event *, uint32_t); __stdcall static ndis_status ndis_unicode2ansi(ndis_ansi_string *, ndis_unicode_string *); __stdcall static ndis_status ndis_ansi2unicode(ndis_unicode_string *, ndis_ansi_string *); __stdcall static ndis_status ndis_assign_pcirsrc(ndis_handle, uint32_t, ndis_resource_list **); __stdcall static ndis_status ndis_register_intr(ndis_miniport_interrupt *, ndis_handle, uint32_t, uint32_t, uint8_t, uint8_t, ndis_interrupt_mode); __stdcall static void ndis_deregister_intr(ndis_miniport_interrupt *); __stdcall static void ndis_register_shutdown(ndis_handle, void *, ndis_shutdown_handler); __stdcall static void ndis_deregister_shutdown(ndis_handle); __stdcall static uint32_t ndis_numpages(ndis_buffer *); __stdcall static void ndis_buf_physpages(ndis_buffer *, uint32_t *); __stdcall static void ndis_query_bufoffset(ndis_buffer *, uint32_t *, uint32_t *); __stdcall static void ndis_sleep(uint32_t); __stdcall static uint32_t ndis_read_pccard_amem(ndis_handle, uint32_t, void *, uint32_t); __stdcall static uint32_t ndis_write_pccard_amem(ndis_handle, uint32_t, void *, uint32_t); __stdcall static ndis_list_entry *ndis_insert_head(ndis_list_entry *, ndis_list_entry *, ndis_spin_lock *); __stdcall static ndis_list_entry *ndis_remove_head(ndis_list_entry *, ndis_spin_lock *); __stdcall static ndis_list_entry *ndis_insert_tail(ndis_list_entry *, ndis_list_entry *, ndis_spin_lock *); __stdcall static uint8_t ndis_sync_with_intr(ndis_miniport_interrupt *, void *, void *); __stdcall static void ndis_time(uint64_t *); __stdcall static void ndis_init_string(ndis_unicode_string **, char *); __stdcall static void ndis_init_ansi_string(ndis_ansi_string *, char *); __stdcall static void ndis_free_string(ndis_unicode_string *); __stdcall static ndis_status ndis_remove_miniport(ndis_handle *); __stdcall static void ndis_termwrap(ndis_handle, void *); __stdcall static void ndis_get_devprop(ndis_handle, void *, void *, void *, cm_resource_list *, cm_resource_list *); __stdcall static void dummy(void); int ndis_libinit() { if (ndis_inits) { ndis_inits++; return(0); } mtx_init(&ndis_interlock, "ndislock", MTX_NETWORK_LOCK, MTX_DEF | MTX_RECURSE | MTX_DUPOK); ndis_inits++; return(0); } int ndis_libfini() { if (ndis_inits != 1) { ndis_inits--; return(0); } mtx_destroy(&ndis_interlock); ndis_inits--; return(0); } /* * NDIS deals with strings in unicode format, so we have * do deal with them that way too. For now, we only handle * conversion between unicode and ASCII since that's all * that device drivers care about. */ int ndis_ascii_to_unicode(ascii, unicode) char *ascii; uint16_t **unicode; { uint16_t *ustr; int i; if (*unicode == NULL) *unicode = malloc(strlen(ascii) * 2, M_DEVBUF, M_WAITOK); if (*unicode == NULL) return(ENOMEM); ustr = *unicode; for (i = 0; i < strlen(ascii); i++) { *ustr = (uint16_t)ascii[i]; ustr++; } return(0); } int ndis_unicode_to_ascii(unicode, ulen, ascii) uint16_t *unicode; int ulen; char **ascii; { uint8_t *astr; int i; if (*ascii == NULL) *ascii = malloc(ulen, M_DEVBUF, M_WAITOK); if (*ascii == NULL) return(ENOMEM); astr = *ascii; for (i = 0; i < ulen; i++) { *astr = (uint8_t)unicode[i]; astr++; } return(0); } __stdcall static void ndis_initwrap(wrapper, drv_obj, path, unused) ndis_handle wrapper; ndis_driver_object *drv_obj; void *path; void *unused; { ndis_driver_object **drv; drv = wrapper; *drv = drv_obj; return; } __stdcall static void ndis_termwrap(handle, syspec) ndis_handle handle; void *syspec; { return; } __stdcall static ndis_status ndis_register_miniport(handle, characteristics, len) ndis_handle handle; ndis_miniport_characteristics *characteristics; int len; { ndis_driver_object *drv; drv = handle; bcopy((char *)characteristics, (char *)&drv->ndo_chars, sizeof(ndis_miniport_characteristics)); return(NDIS_STATUS_SUCCESS); } __stdcall static ndis_status ndis_malloc_withtag(vaddr, len, tag) void **vaddr; uint32_t len; uint32_t tag; { void *mem; mem = malloc(len, M_DEVBUF, M_NOWAIT); if (mem == NULL) return(NDIS_STATUS_RESOURCES); *vaddr = mem; return(NDIS_STATUS_SUCCESS); } __stdcall static ndis_status ndis_malloc(vaddr, len, flags, highaddr) void **vaddr; uint32_t len; uint32_t flags; ndis_physaddr highaddr; { void *mem; mem = malloc(len, M_DEVBUF, M_NOWAIT); if (mem == NULL) return(NDIS_STATUS_RESOURCES); *vaddr = mem; return(NDIS_STATUS_SUCCESS); } __stdcall static void ndis_free(vaddr, len, flags) void *vaddr; uint32_t len; uint32_t flags; { if (len == 0) return; free(vaddr, M_DEVBUF); return; } __stdcall static ndis_status ndis_setattr_ex(adapter_handle, adapter_ctx, hangsecs, flags, iftype) ndis_handle adapter_handle; ndis_handle adapter_ctx; uint32_t hangsecs; uint32_t flags; ndis_interface_type iftype; { ndis_miniport_block *block; /* * Save the adapter context, we need it for calling * the driver's internal functions. */ block = (ndis_miniport_block *)adapter_handle; block->nmb_miniportadapterctx = adapter_ctx; block->nmb_checkforhangsecs = hangsecs; return(NDIS_STATUS_SUCCESS); } __stdcall static void ndis_open_cfg(status, cfg, wrapctx) ndis_status *status; ndis_handle *cfg; ndis_handle wrapctx; { *cfg = wrapctx; *status = NDIS_STATUS_SUCCESS; return; } __stdcall static void ndis_open_cfgbyname(status, cfg, subkey, subhandle) ndis_status *status; ndis_handle cfg; ndis_unicode_string *subkey; ndis_handle *subhandle; { *subhandle = cfg; *status = NDIS_STATUS_SUCCESS; return; } __stdcall static void ndis_open_cfgbyidx(status, cfg, idx, subkey, subhandle) ndis_status *status; ndis_handle cfg; uint32_t idx; ndis_unicode_string *subkey; ndis_handle *subhandle; { *status = NDIS_STATUS_FAILURE; return; } static ndis_status ndis_encode_parm(block, oid, type, parm) ndis_miniport_block *block; struct sysctl_oid *oid; ndis_parm_type type; ndis_config_parm **parm; { uint16_t *unicode; ndis_unicode_string *ustr; unicode = (uint16_t *)&block->nmb_dummybuf; switch(type) { case ndis_parm_string: ndis_ascii_to_unicode((char *)oid->oid_arg1, &unicode); (*parm)->ncp_type = ndis_parm_string; ustr = &(*parm)->ncp_parmdata.ncp_stringdata; ustr->nus_len = strlen((char *)oid->oid_arg1) * 2; ustr->nus_buf = unicode; break; case ndis_parm_int: (*parm)->ncp_type = ndis_parm_int; (*parm)->ncp_parmdata.ncp_intdata = strtol((char *)oid->oid_arg1, NULL, 10); break; case ndis_parm_hexint: (*parm)->ncp_type = ndis_parm_hexint; (*parm)->ncp_parmdata.ncp_intdata = strtoul((char *)oid->oid_arg1, NULL, 16); break; default: return(NDIS_STATUS_FAILURE); break; } return(NDIS_STATUS_SUCCESS); } __stdcall static void ndis_read_cfg(status, parm, cfg, key, type) ndis_status *status; ndis_config_parm **parm; ndis_handle cfg; ndis_unicode_string *key; ndis_parm_type type; { char *keystr = NULL; uint16_t *unicode; ndis_miniport_block *block; struct ndis_softc *sc; struct sysctl_oid *oidp; struct sysctl_ctx_entry *e; block = (ndis_miniport_block *)cfg; sc = (struct ndis_softc *)block->nmb_ifp; ndis_unicode_to_ascii(key->nus_buf, key->nus_len, &keystr); *parm = &block->nmb_replyparm; bzero((char *)&block->nmb_replyparm, sizeof(ndis_config_parm)); unicode = (uint16_t *)&block->nmb_dummybuf; /* * See if registry key is already in a list of known keys * included with the driver. */ TAILQ_FOREACH(e, &sc->ndis_ctx, link) { oidp = e->entry; if (strcmp(oidp->oid_name, keystr) == 0) { if (strcmp((char *)oidp->oid_arg1, "UNSET") == 0) { free(keystr, M_DEVBUF); *status = NDIS_STATUS_FAILURE; return; } *status = ndis_encode_parm(block, oidp, type, parm); free(keystr, M_DEVBUF); return; } } /* * If the key didn't match, add it to the list of dynamically * created ones. Sometimes, drivers refer to registry keys * that aren't documented in their .INF files. These keys * are supposed to be created by some sort of utility or * control panel snap-in that comes with the driver software. * Sometimes it's useful to be able to manipulate these. * If the driver requests the key in the form of a string, * make its default value an empty string, otherwise default * it to "0". */ if (type == ndis_parm_int || type == ndis_parm_hexint) ndis_add_sysctl(sc, keystr, "(dynamic integer key)", "UNSET", CTLFLAG_RW); else ndis_add_sysctl(sc, keystr, "(dynamic string key)", "UNSET", CTLFLAG_RW); free(keystr, M_DEVBUF); *status = NDIS_STATUS_FAILURE; return; } static ndis_status ndis_decode_parm(block, parm, val) ndis_miniport_block *block; ndis_config_parm *parm; char *val; { uint16_t *unicode; ndis_unicode_string *ustr; unicode = (uint16_t *)&block->nmb_dummybuf; switch(parm->ncp_type) { case ndis_parm_string: ustr = &parm->ncp_parmdata.ncp_stringdata; ndis_unicode_to_ascii(ustr->nus_buf, ustr->nus_len, &val); break; case ndis_parm_int: sprintf(val, "%ul", parm->ncp_parmdata.ncp_intdata); break; case ndis_parm_hexint: sprintf(val, "%xu", parm->ncp_parmdata.ncp_intdata); break; default: return(NDIS_STATUS_FAILURE); break; } return(NDIS_STATUS_SUCCESS); } __stdcall static void ndis_write_cfg(status, cfg, key, parm) ndis_status *status; ndis_handle cfg; ndis_unicode_string *key; ndis_config_parm *parm; { char *keystr = NULL; ndis_miniport_block *block; struct ndis_softc *sc; struct sysctl_oid *oidp; struct sysctl_ctx_entry *e; char val[256]; block = (ndis_miniport_block *)cfg; sc = (struct ndis_softc *)block->nmb_ifp; ndis_unicode_to_ascii(key->nus_buf, key->nus_len, &keystr); /* Decode the parameter into a string. */ *status = ndis_decode_parm(block, parm, val); if (*status != NDIS_STATUS_SUCCESS) { free(keystr, M_DEVBUF); return; } /* See if the key already exists. */ TAILQ_FOREACH(e, &sc->ndis_ctx, link) { oidp = e->entry; if (strcmp(oidp->oid_name, keystr) == 0) { /* Found it, set the value. */ strcpy((char *)oidp->oid_arg1, val); free(keystr, M_DEVBUF); return; } } /* Not found, add a new key with the specified value. */ ndis_add_sysctl(sc, keystr, "(dynamically set key)", val, CTLFLAG_RW); free(keystr, M_DEVBUF); *status = NDIS_STATUS_SUCCESS; return; } __stdcall static void ndis_close_cfg(cfg) ndis_handle cfg; { return; } __stdcall static void ndis_create_lock(lock) ndis_spin_lock *lock; { struct mtx *mtx; mtx = malloc(sizeof(struct mtx), M_DEVBUF, M_NOWAIT|M_ZERO); if (mtx == NULL) return; mtx_init(mtx, "ndislock", "ndis spin lock", MTX_DEF | MTX_RECURSE | MTX_DUPOK); lock->nsl_spinlock = (ndis_kspin_lock)mtx; return; } __stdcall static void ndis_destroy_lock(lock) ndis_spin_lock *lock; { struct mtx *ndis_mtx; ndis_mtx = (struct mtx *)lock->nsl_spinlock; mtx_destroy(ndis_mtx); free(ndis_mtx, M_DEVBUF); return; } __stdcall static void ndis_lock(lock) ndis_spin_lock *lock; { if (lock == NULL) return; mtx_lock((struct mtx *)lock->nsl_spinlock); return; } __stdcall static void ndis_unlock(lock) ndis_spin_lock *lock; { if (lock == NULL) return; mtx_unlock((struct mtx *)lock->nsl_spinlock); return; } __stdcall static uint32_t ndis_read_pci(adapter, slot, offset, buf, len) ndis_handle adapter; uint32_t slot; uint32_t offset; void *buf; uint32_t len; { ndis_miniport_block *block; int i; char *dest; block = (ndis_miniport_block *)adapter; dest = buf; if (block == NULL || block->nmb_dev == NULL) return(0); for (i = 0; i < len; i++) dest[i] = pci_read_config(block->nmb_dev, i + offset, 1); return(len); } __stdcall static uint32_t ndis_write_pci(adapter, slot, offset, buf, len) ndis_handle adapter; uint32_t slot; uint32_t offset; void *buf; uint32_t len; { ndis_miniport_block *block; int i; char *dest; block = (ndis_miniport_block *)adapter; dest = buf; if (block == NULL || block->nmb_dev == NULL) return(0); for (i = 0; i < len; i++) pci_write_config(block->nmb_dev, i + offset, dest[i], 1); return(len); } /* * The errorlog routine uses a variable argument list, so we * have to declare it this way. */ static void ndis_syslog(ndis_handle adapter, ndis_error_code code, uint32_t numerrors, ...) { ndis_miniport_block *block; va_list ap; int i; block = (ndis_miniport_block *)adapter; printf ("NDIS ERROR: %x\n", code); printf ("NDIS NUMERRORS: %x\n", numerrors); va_start(ap, numerrors); for (i = 0; i < numerrors; i++) printf ("argptr: %p\n", va_arg(ap, void *)); va_end(ap); return; } static void ndis_map_cb(arg, segs, nseg, error) void *arg; bus_dma_segment_t *segs; int nseg; int error; { struct ndis_map_arg *ctx; int i; if (error) return; ctx = arg; for (i = 0; i < nseg; i++) { ctx->nma_fraglist[i].npu_physaddr.np_quad = segs[i].ds_addr; ctx->nma_fraglist[i].npu_len = segs[i].ds_len; } ctx->nma_cnt = nseg; return; } __stdcall static void ndis_vtophys_load(adapter, buf, mapreg, writedev, addrarray, arraysize) ndis_handle adapter; ndis_buffer *buf; uint32_t mapreg; uint8_t writedev; ndis_paddr_unit *addrarray; uint32_t *arraysize; { ndis_miniport_block *block; struct ndis_softc *sc; struct ndis_map_arg nma; bus_dmamap_t map; int error; if (adapter == NULL) return; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)(block->nmb_ifp); if (mapreg > sc->ndis_mmapcnt) return; map = sc->ndis_mmaps[mapreg]; nma.nma_fraglist = addrarray; error = bus_dmamap_load(sc->ndis_mtag, map, buf->nb_mappedsystemva, buf->nb_bytecount, ndis_map_cb, (void *)&nma, BUS_DMA_NOWAIT); if (error) return; bus_dmamap_sync(sc->ndis_mtag, map, writedev ? BUS_DMASYNC_PREWRITE : BUS_DMASYNC_PREREAD); *arraysize = nma.nma_cnt; return; } __stdcall static void ndis_vtophys_unload(adapter, buf, mapreg) ndis_handle adapter; ndis_buffer *buf; uint32_t mapreg; { ndis_miniport_block *block; struct ndis_softc *sc; bus_dmamap_t map; if (adapter == NULL) return; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)(block->nmb_ifp); if (mapreg > sc->ndis_mmapcnt) return; map = sc->ndis_mmaps[mapreg]; bus_dmamap_sync(sc->ndis_mtag, map, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE); bus_dmamap_unload(sc->ndis_mtag, map); return; } __stdcall static void ndis_create_timer(timer, handle, func, ctx) ndis_miniport_timer *timer; ndis_handle *handle; ndis_timer_function func; void *ctx; { struct callout_handle *ch; ch = (struct callout_handle *)&timer->nmt_dpc; callout_handle_init(ch); timer->nmt_timerfunc = func; timer->nmt_timerctx = ctx; return; } /* * The driver's timer callout is __stdcall function, so we need this * intermediate step. */ static void ndis_timercall(arg) void *arg; { ndis_miniport_timer *timer; __stdcall ndis_timer_function timerfunc; timer = arg; timerfunc = timer->nmt_timerfunc; timerfunc(NULL, timer->nmt_timerctx, NULL, NULL); return; } /* * Windows specifies timeouts in milliseconds. We specify timeouts * in hz. Trying to compute a tenth of a second based on hz is tricky. * so we approximate. Note that we abuse the dpc portion of the * miniport timer structure to hold the UNIX callout handle. */ __stdcall static void ndis_set_timer(timer, msecs) ndis_miniport_timer *timer; uint32_t msecs; { struct callout_handle *ch; struct timeval tv; tv.tv_sec = 0; tv.tv_usec = msecs * 1000; ch = (struct callout_handle *)&timer->nmt_dpc; timer->nmt_dpc.nk_sysarg2 = ndis_timercall; *ch = timeout((timeout_t *)timer->nmt_dpc.nk_sysarg2, (void *)timer, tvtohz(&tv)); return; } static void ndis_tick(arg) void *arg; { ndis_miniport_timer *timer; struct callout_handle *ch; __stdcall ndis_timer_function timerfunc; struct timeval tv; timer = arg; timerfunc = timer->nmt_timerfunc; timerfunc(NULL, timer->nmt_timerctx, NULL, NULL); /* Automatically reload timer. */ tv.tv_sec = 0; tv.tv_usec = timer->nmt_ktimer.nk_period * 1000; ch = (struct callout_handle *)&timer->nmt_dpc; timer->nmt_dpc.nk_sysarg2 = ndis_tick; *ch = timeout((timeout_t *)timer->nmt_dpc.nk_sysarg2, timer, tvtohz(&tv)); return; } __stdcall static void ndis_set_periodic_timer(timer, msecs) ndis_miniport_timer *timer; uint32_t msecs; { struct callout_handle *ch; struct timeval tv; tv.tv_sec = 0; tv.tv_usec = msecs * 1000; timer->nmt_ktimer.nk_period = msecs; ch = (struct callout_handle *)&timer->nmt_dpc; timer->nmt_dpc.nk_sysarg2 = ndis_tick; *ch = timeout((timeout_t *)timer->nmt_dpc.nk_sysarg2, timer, tvtohz(&tv)); return; } __stdcall static void ndis_cancel_timer(timer, cancelled) ndis_miniport_timer *timer; uint8_t *cancelled; { struct callout_handle *ch; ch = (struct callout_handle *)&timer->nmt_dpc; untimeout((timeout_t *)timer->nmt_dpc.nk_sysarg2, timer, *ch); return; } __stdcall static void ndis_query_resources(status, adapter, list, buflen) ndis_status *status; ndis_handle adapter; ndis_resource_list *list; uint32_t *buflen; { ndis_miniport_block *block; struct ndis_softc *sc; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)block->nmb_ifp; *buflen = sizeof(ndis_resource_list) + (sizeof(cm_partial_resource_desc) * (sc->ndis_rescnt - 1)); bcopy((char *)block->nmb_rlist, (char *)list, *buflen); *status = NDIS_STATUS_SUCCESS; return; } __stdcall static ndis_status ndis_register_ioport(offset, adapter, port, numports) void **offset; ndis_handle adapter; uint32_t port; uint32_t numports; { struct ndis_miniport_block *block; struct ndis_softc *sc; if (adapter == NULL) return(NDIS_STATUS_FAILURE); block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)(block->nmb_ifp); if (sc->ndis_res_io == NULL) return(NDIS_STATUS_FAILURE); if (rman_get_size(sc->ndis_res_io) != numports) return(NDIS_STATUS_INVALID_LENGTH); *offset = (void *)rman_get_start(sc->ndis_res_io); return(NDIS_STATUS_SUCCESS); } __stdcall static void ndis_deregister_ioport(adapter, port, numports, offset) ndis_handle adapter; uint32_t port; uint32_t numports; void *offset; { return; } __stdcall static void ndis_read_netaddr(status, addr, addrlen, adapter) ndis_status *status; void **addr; uint32_t *addrlen; ndis_handle adapter; { struct ndis_softc *sc; ndis_miniport_block *block; uint8_t empty[] = { 0, 0, 0, 0, 0, 0 }; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)block->nmb_ifp; if (bcmp(sc->arpcom.ac_enaddr, empty, ETHER_ADDR_LEN) == 0) *status = NDIS_STATUS_FAILURE; else { *addr = sc->arpcom.ac_enaddr; *addrlen = ETHER_ADDR_LEN; *status = NDIS_STATUS_SUCCESS; } return; } __stdcall static ndis_status ndis_alloc_mapreg(adapter, dmachannel, dmasize, physmapneeded, maxmap) ndis_handle adapter; uint32_t dmachannel; uint8_t dmasize; uint32_t physmapneeded; uint32_t maxmap; { struct ndis_softc *sc; ndis_miniport_block *block; int error, i, nseg = NDIS_MAXSEG; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)block->nmb_ifp; sc->ndis_mmaps = malloc(sizeof(bus_dmamap_t) * physmapneeded, M_DEVBUF, M_NOWAIT|M_ZERO); if (sc->ndis_mmaps == NULL) return(NDIS_STATUS_RESOURCES); error = bus_dma_tag_create(sc->ndis_parent_tag, ETHER_ALIGN, 0, BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL, maxmap * nseg, nseg, maxmap, BUS_DMA_ALLOCNOW, NULL, NULL, &sc->ndis_mtag); if (error) { free(sc->ndis_mmaps, M_DEVBUF); return(NDIS_STATUS_RESOURCES); } for (i = 0; i < physmapneeded; i++) bus_dmamap_create(sc->ndis_mtag, 0, &sc->ndis_mmaps[i]); sc->ndis_mmapcnt = physmapneeded; return(NDIS_STATUS_SUCCESS); } __stdcall static void ndis_free_mapreg(adapter) ndis_handle adapter; { struct ndis_softc *sc; ndis_miniport_block *block; int i; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)block->nmb_ifp; for (i = 0; i < sc->ndis_mmapcnt; i++) bus_dmamap_destroy(sc->ndis_mtag, sc->ndis_mmaps[i]); free(sc->ndis_mmaps, M_DEVBUF); bus_dma_tag_destroy(sc->ndis_mtag); return; } static void ndis_mapshared_cb(arg, segs, nseg, error) void *arg; bus_dma_segment_t *segs; int nseg; int error; { ndis_physaddr *p; if (error || nseg > 1) return; p = arg; p->np_quad = segs[0].ds_addr; return; } /* * This maps to bus_dmamem_alloc(). */ __stdcall static void ndis_alloc_sharedmem(adapter, len, cached, vaddr, paddr) ndis_handle adapter; uint32_t len; uint8_t cached; void **vaddr; ndis_physaddr *paddr; { ndis_miniport_block *block; struct ndis_softc *sc; struct ndis_shmem *sh; int error; if (adapter == NULL) return; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)(block->nmb_ifp); sh = malloc(sizeof(struct ndis_shmem), M_DEVBUF, M_NOWAIT|M_ZERO); if (sh == NULL) return; error = bus_dma_tag_create(sc->ndis_parent_tag, 64, 0, BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL, len, 1, len, BUS_DMA_ALLOCNOW, NULL, NULL, &sh->ndis_stag); if (error) { free(sh, M_DEVBUF); return; } error = bus_dmamem_alloc(sh->ndis_stag, vaddr, BUS_DMA_NOWAIT | BUS_DMA_ZERO, &sh->ndis_smap); if (error) { bus_dma_tag_destroy(sh->ndis_stag); free(sh, M_DEVBUF); return; } error = bus_dmamap_load(sh->ndis_stag, sh->ndis_smap, *vaddr, len, ndis_mapshared_cb, (void *)paddr, BUS_DMA_NOWAIT); if (error) { bus_dmamem_free(sh->ndis_stag, *vaddr, sh->ndis_smap); bus_dma_tag_destroy(sh->ndis_stag); free(sh, M_DEVBUF); return; } sh->ndis_saddr = *vaddr; sh->ndis_next = sc->ndis_shlist; sc->ndis_shlist = sh; return; } __stdcall static void ndis_alloc_sharedmem_async(adapter, len, cached, ctx) ndis_handle adapter; uint32_t len; uint8_t cached; void *ctx; { ndis_miniport_block *block; struct ndis_softc *sc; void *vaddr; ndis_physaddr paddr; __stdcall ndis_allocdone_handler donefunc; if (adapter == NULL) return; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)(block->nmb_ifp); donefunc = sc->ndis_chars.nmc_allocate_complete_func; ndis_alloc_sharedmem(adapter, len, cached, &vaddr, &paddr); donefunc(adapter, vaddr, &paddr, len, ctx); return; } __stdcall static void ndis_free_sharedmem(adapter, len, cached, vaddr, paddr) ndis_handle adapter; uint32_t len; uint8_t cached; void *vaddr; ndis_physaddr paddr; { ndis_miniport_block *block; struct ndis_softc *sc; struct ndis_shmem *sh, *prev; if (vaddr == NULL || adapter == NULL) return; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)(block->nmb_ifp); sh = prev = sc->ndis_shlist; while (sh) { if (sh->ndis_saddr == vaddr) break; prev = sh; sh = sh->ndis_next; } bus_dmamap_unload(sh->ndis_stag, sh->ndis_smap); bus_dmamem_free(sh->ndis_stag, vaddr, sh->ndis_smap); bus_dma_tag_destroy(sh->ndis_stag); if (sh == sc->ndis_shlist) sc->ndis_shlist = sh->ndis_next; else prev->ndis_next = sh->ndis_next; free(sh, M_DEVBUF); return; } __stdcall static ndis_status ndis_map_iospace(vaddr, adapter, paddr, len) void **vaddr; ndis_handle adapter; ndis_physaddr paddr; uint32_t len; { ndis_miniport_block *block; struct ndis_softc *sc; if (adapter == NULL) return(NDIS_STATUS_FAILURE); block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)(block->nmb_ifp); if (sc->ndis_res_mem == NULL) return(NDIS_STATUS_FAILURE); *vaddr = (void *)rman_get_virtual(sc->ndis_res_mem); return(NDIS_STATUS_SUCCESS); } __stdcall static void ndis_unmap_iospace(adapter, vaddr, len) ndis_handle adapter; void *vaddr; uint32_t len; { return; } __stdcall static uint32_t ndis_cachefill(void) { return(128); } __stdcall static uint32_t ndis_dma_align(handle) ndis_handle handle; { return(128); } /* * NDIS has two methods for dealing with NICs that support DMA. * One is to just pass packets to the driver and let it call * NdisMStartBufferPhysicalMapping() to map each buffer in the packet * all by itself, and the other is to let the NDIS library handle the * buffer mapping internally, and hand the driver an already populated * scatter/gather fragment list. If the driver calls * NdisMInitializeScatterGatherDma(), it wants to use the latter * method. */ __stdcall static ndis_status ndis_init_sc_dma(adapter, is64, maxphysmap) ndis_handle adapter; uint8_t is64; uint32_t maxphysmap; { struct ndis_softc *sc; ndis_miniport_block *block; int error; if (adapter == NULL) return(NDIS_STATUS_FAILURE); block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)block->nmb_ifp; /* Don't do this twice. */ if (sc->ndis_sc == 1) return(NDIS_STATUS_SUCCESS); error = bus_dma_tag_create(sc->ndis_parent_tag, ETHER_ALIGN, 0, BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL, MCLBYTES * NDIS_MAXSEG, NDIS_MAXSEG, MCLBYTES, BUS_DMA_ALLOCNOW, NULL, NULL, &sc->ndis_ttag); sc->ndis_sc = 1; return(NDIS_STATUS_SUCCESS); } __stdcall static void ndis_alloc_packetpool(status, pool, descnum, protrsvdlen) ndis_status *status; ndis_handle *pool; uint32_t descnum; uint32_t protrsvdlen; { ndis_packet *cur; int i; *pool = malloc(sizeof(ndis_packet) * (descnum + 1), M_DEVBUF, M_NOWAIT|M_ZERO); if (pool == NULL) { *status = NDIS_STATUS_RESOURCES; return; } cur = (ndis_packet *)*pool; cur->np_private.npp_flags = 0x1; /* mark the head of the list */ for (i = 0; i < descnum; i++) { cur->np_private.npp_head = (ndis_handle)(cur + 1); cur++; } *status = NDIS_STATUS_SUCCESS; return; } __stdcall static void ndis_ex_alloc_packetpool(status, pool, descnum, oflowdescnum, protrsvdlen) ndis_status *status; ndis_handle *pool; uint32_t descnum; uint32_t oflowdescnum; uint32_t protrsvdlen; { return(ndis_alloc_packetpool(status, pool, descnum + oflowdescnum, protrsvdlen)); } __stdcall static uint32_t ndis_packetpool_use(pool) ndis_handle pool; { ndis_packet *head; head = (ndis_packet *)pool; return(head->np_private.npp_count); } __stdcall static void ndis_free_packetpool(pool) ndis_handle pool; { free(pool, M_DEVBUF); return; } __stdcall static void ndis_alloc_packet(status, packet, pool) ndis_status *status; ndis_packet **packet; ndis_handle pool; { ndis_packet *head, *pkt; head = (ndis_packet *)pool; if (head->np_private.npp_flags != 0x1) { *status = NDIS_STATUS_FAILURE; return; } pkt = (ndis_packet *)head->np_private.npp_head; if (pkt == NULL) { *status = NDIS_STATUS_RESOURCES; return; } head->np_private.npp_head = pkt->np_private.npp_head; pkt->np_private.npp_head = pkt->np_private.npp_tail = NULL; /* Save pointer to the pool. */ pkt->np_private.npp_pool = head; /* Set the oob offset pointer. Lots of things expect this. */ pkt->np_private.npp_packetooboffset = offsetof(ndis_packet, np_oob); *packet = pkt; head->np_private.npp_count++; *status = NDIS_STATUS_SUCCESS; return; } __stdcall static void ndis_release_packet(packet) ndis_packet *packet; { ndis_packet *head; if (packet == NULL || packet->np_private.npp_pool == NULL) return; head = packet->np_private.npp_pool; if (head->np_private.npp_flags != 0x1) return; packet->np_private.npp_head = head->np_private.npp_head; head->np_private.npp_head = (ndis_buffer *)packet; head->np_private.npp_count--; return; } __stdcall static void ndis_unchain_headbuf(packet, buf) ndis_packet *packet; ndis_buffer **buf; { ndis_packet_private *priv; if (packet == NULL || buf == NULL) return; priv = &packet->np_private; priv->npp_validcounts = FALSE; if (priv->npp_head == priv->npp_tail) { *buf = priv->npp_head; priv->npp_head = priv->npp_tail = NULL; } else { *buf = priv->npp_head; priv->npp_head = (*buf)->nb_next; } return; } /* * The NDIS "buffer" manipulation functions are somewhat misnamed. * They don't really allocate buffers: they allocate buffer mappings. * The idea is you reserve a chunk of DMA-able memory using * NdisMAllocateSharedMemory() and then use NdisAllocateBuffer() * to obtain the virtual address of the DMA-able region. * ndis_alloc_bufpool() is analagous to bus_dma_tag_create(). */ __stdcall static void ndis_alloc_bufpool(status, pool, descnum) ndis_status *status; ndis_handle *pool; uint32_t descnum; { ndis_buffer *cur; int i; *pool = malloc(sizeof(ndis_buffer) * (descnum + 1), M_DEVBUF, M_NOWAIT|M_ZERO); if (pool == NULL) { *status = NDIS_STATUS_RESOURCES; return; } cur = (ndis_buffer *)*pool; cur->nb_flags = 0x1; /* mark the head of the list */ for (i = 0; i < descnum; i++) { cur->nb_next = cur + 1; cur++; } *status = NDIS_STATUS_SUCCESS; return; } __stdcall static void ndis_free_bufpool(pool) ndis_handle pool; { free(pool, M_DEVBUF); return; } /* * This maps to a bus_dmamap_create() and bus_dmamap_load(). */ __stdcall static void ndis_alloc_buf(status, buffer, pool, vaddr, len) ndis_status *status; ndis_buffer **buffer; ndis_handle pool; void *vaddr; uint32_t len; { ndis_buffer *head, *buf; head = (ndis_buffer *)pool; if (head->nb_flags != 0x1) { *status = NDIS_STATUS_FAILURE; return; } buf = head->nb_next; if (buf == NULL) { *status = NDIS_STATUS_RESOURCES; return; } head->nb_next = buf->nb_next; /* Save pointer to the pool. */ buf->nb_process = head; buf->nb_mappedsystemva = vaddr; buf->nb_size = len; buf->nb_next = NULL; *buffer = buf; *status = NDIS_STATUS_SUCCESS; return; } __stdcall static void ndis_release_buf(buf) ndis_buffer *buf; { ndis_buffer *head; if (buf == NULL || buf->nb_process == NULL) return; head = buf->nb_process; if (head->nb_flags != 0x1) return; buf->nb_next = head->nb_next; head->nb_next = buf; return; } /* Get the virtual address and length of a buffer */ __stdcall static void ndis_query_buf(buf, vaddr, len) ndis_buffer *buf; void **vaddr; uint32_t *len; { *vaddr = buf->nb_mappedsystemva; *len = buf->nb_bytecount; return; } /* Same as above -- we don't care about the priority. */ __stdcall static void ndis_query_buf_safe(buf, vaddr, len, prio) ndis_buffer *buf; void **vaddr; uint32_t *len; uint32_t prio; { *vaddr = buf->nb_mappedsystemva; *len = buf->nb_bytecount; return; } __stdcall static void ndis_adjust_buflen(buf, len) ndis_buffer *buf; int len; { if (len > buf->nb_size) return; buf->nb_bytecount = len; return; } __stdcall static uint32_t ndis_interlock_inc(addend) uint32_t *addend; { mtx_lock(&ndis_interlock); *addend++; mtx_unlock(&ndis_interlock); return(*addend); } __stdcall static uint32_t ndis_interlock_dec(addend) uint32_t *addend; { mtx_lock(&ndis_interlock); *addend--; mtx_unlock(&ndis_interlock); return(*addend); } __stdcall static void ndis_init_event(event) ndis_event *event; { event->ne_event.nk_header.dh_sigstate = FALSE; return; } __stdcall static void ndis_set_event(event) ndis_event *event; { event->ne_event.nk_header.dh_sigstate = TRUE; wakeup(event); return; } __stdcall static void ndis_reset_event(event) ndis_event *event; { event->ne_event.nk_header.dh_sigstate = FALSE; wakeup(event); return; } __stdcall static uint8_t ndis_wait_event(event, msecs) ndis_event *event; uint32_t msecs; { int error; struct timeval tv; if (event->ne_event.nk_header.dh_sigstate == TRUE) return(TRUE); tv.tv_sec = 0; tv.tv_usec = msecs * 1000; error = tsleep(event, PPAUSE|PCATCH, "ndis", tvtohz(&tv)); return(event->ne_event.nk_header.dh_sigstate); } __stdcall static ndis_status ndis_unicode2ansi(dstr, sstr) ndis_ansi_string *dstr; ndis_unicode_string *sstr; { if (dstr == NULL || sstr == NULL) return(NDIS_STATUS_FAILURE); if (ndis_unicode_to_ascii(sstr->nus_buf, sstr->nus_len, &dstr->nas_buf)) return(NDIS_STATUS_FAILURE); dstr->nas_len = dstr->nas_maxlen = strlen(dstr->nas_buf); return (NDIS_STATUS_SUCCESS); } __stdcall static ndis_status ndis_ansi2unicode(dstr, sstr) ndis_unicode_string *dstr; ndis_ansi_string *sstr; { char *str; if (dstr == NULL || sstr == NULL) return(NDIS_STATUS_FAILURE); str = malloc(sstr->nas_len + 1, M_DEVBUF, M_NOWAIT); if (str == NULL) return(NDIS_STATUS_FAILURE); strncpy(str, sstr->nas_buf, sstr->nas_len); *(str + sstr->nas_len) = '\0'; if (ndis_ascii_to_unicode(str, &dstr->nus_buf)) { free(str, M_DEVBUF); return(NDIS_STATUS_FAILURE); } dstr->nus_len = dstr->nus_maxlen = sstr->nas_len * 2; free(str, M_DEVBUF); return (NDIS_STATUS_SUCCESS); } __stdcall static ndis_status ndis_assign_pcirsrc(adapter, slot, list) ndis_handle adapter; uint32_t slot; ndis_resource_list **list; { ndis_miniport_block *block; if (adapter == NULL || list == NULL) return (NDIS_STATUS_FAILURE); block = (ndis_miniport_block *)adapter; *list = block->nmb_rlist; printf ("assign PCI resources...\n"); return (NDIS_STATUS_SUCCESS); } __stdcall static ndis_status ndis_register_intr(intr, adapter, ivec, ilevel, reqisr, shared, imode) ndis_miniport_interrupt *intr; ndis_handle adapter; uint32_t ivec; uint32_t ilevel; uint8_t reqisr; uint8_t shared; ndis_interrupt_mode imode; { return(NDIS_STATUS_SUCCESS); } __stdcall static void ndis_deregister_intr(intr) ndis_miniport_interrupt *intr; { return; } __stdcall static void ndis_register_shutdown(adapter, shutdownctx, shutdownfunc) ndis_handle adapter; void *shutdownctx; ndis_shutdown_handler shutdownfunc; { ndis_miniport_block *block; ndis_miniport_characteristics *chars; struct ndis_softc *sc; if (adapter == NULL) return; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)block->nmb_ifp; chars = &sc->ndis_chars; chars->nmc_shutdown_handler = shutdownfunc; chars->nmc_rsvd0 = shutdownctx; return; } __stdcall static void ndis_deregister_shutdown(adapter) ndis_handle adapter; { ndis_miniport_block *block; ndis_miniport_characteristics *chars; struct ndis_softc *sc; if (adapter == NULL) return; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)block->nmb_ifp; chars = &sc->ndis_chars; chars->nmc_shutdown_handler = NULL; chars->nmc_rsvd0 = NULL; return; } __stdcall static uint32_t ndis_numpages(buf) ndis_buffer *buf; { if (buf->nb_bytecount == 0) return(1); return(SPAN_PAGES(buf->nb_mappedsystemva, buf->nb_bytecount)); } __stdcall static void ndis_buf_physpages(buf, pages) ndis_buffer *buf; uint32_t *pages; { *pages = ndis_numpages(buf); return; } __stdcall static void ndis_query_bufoffset(buf, off, len) ndis_buffer *buf; uint32_t *off; uint32_t *len; { *off = (uint32_t)buf->nb_mappedsystemva & (PAGE_SIZE - 1); *len = buf->nb_bytecount; return; } __stdcall static void ndis_sleep(usecs) uint32_t usecs; { struct timeval tv; uint32_t dummy; tv.tv_sec = 0; tv.tv_usec = usecs; tsleep(&dummy, PPAUSE|PCATCH, "ndis", tvtohz(&tv)); return; } __stdcall static uint32_t ndis_read_pccard_amem(handle, offset, buf, len) ndis_handle handle; uint32_t offset; void *buf; uint32_t len; { struct ndis_softc *sc; ndis_miniport_block *block; bus_space_handle_t bh; bus_space_tag_t bt; char *dest; int i; if (handle == NULL) return(0); block = (ndis_miniport_block *)handle; sc = (struct ndis_softc *)block->nmb_ifp; dest = buf; bh = rman_get_bushandle(sc->ndis_res_am); bt = rman_get_bustag(sc->ndis_res_am); for (i = 0; i < len; i++) dest[i] = bus_space_read_1(bt, bh, (offset * 2) + (i * 2)); return(i); } __stdcall static uint32_t ndis_write_pccard_amem(handle, offset, buf, len) ndis_handle handle; uint32_t offset; void *buf; uint32_t len; { struct ndis_softc *sc; ndis_miniport_block *block; bus_space_handle_t bh; bus_space_tag_t bt; char *src; int i; if (handle == NULL) return(0); block = (ndis_miniport_block *)handle; sc = (struct ndis_softc *)block->nmb_ifp; src = buf; bh = rman_get_bushandle(sc->ndis_res_am); bt = rman_get_bustag(sc->ndis_res_am); for (i = 0; i < len; i++) bus_space_write_1(bt, bh, (offset * 2) + (i * 2), src[i]); return(i); } __stdcall static ndis_list_entry * ndis_insert_head(head, entry, lock) ndis_list_entry *head; ndis_list_entry *entry; ndis_spin_lock *lock; { ndis_list_entry *flink; mtx_lock_spin((struct mtx *)lock->nsl_spinlock); flink = head->nle_flink; entry->nle_flink = flink; entry->nle_blink = head; flink->nle_blink = entry; head->nle_flink = entry; mtx_unlock_spin((struct mtx *)lock->nsl_spinlock); return(flink); } __stdcall static ndis_list_entry * ndis_remove_head(head, lock) ndis_list_entry *head; ndis_spin_lock *lock; { ndis_list_entry *flink; ndis_list_entry *entry; mtx_lock_spin((struct mtx *)lock->nsl_spinlock); entry = head->nle_flink; flink = entry->nle_flink; head->nle_flink = flink; flink->nle_blink = head; mtx_unlock_spin((struct mtx *)lock->nsl_spinlock); return(entry); } __stdcall static ndis_list_entry * ndis_insert_tail(head, entry, lock) ndis_list_entry *head; ndis_list_entry *entry; ndis_spin_lock *lock; { ndis_list_entry *blink; mtx_lock_spin((struct mtx *)lock->nsl_spinlock); blink = head->nle_blink; entry->nle_flink = head; entry->nle_blink = blink; blink->nle_flink = entry; head->nle_blink = entry; mtx_unlock_spin((struct mtx *)lock->nsl_spinlock); return(blink); } __stdcall static uint8_t ndis_sync_with_intr(intr, syncfunc, syncctx) ndis_miniport_interrupt *intr; void *syncfunc; void *syncctx; { __stdcall uint8_t (*sync)(void *); if (syncfunc == NULL || syncctx == NULL) return(0); sync = syncfunc; return(sync(syncctx)); } /* * Return the number of 100 nanosecond intervals since * January 1, 1601. (?!?!) */ __stdcall static void ndis_time(tval) uint64_t *tval; { struct timespec ts; nanotime(&ts); *tval = (ts.tv_nsec / 100) + (ts.tv_nsec * 10000000); *tval += 11644473600; return; } __stdcall static void ndis_init_string(dst, src) ndis_unicode_string **dst; char *src; { ndis_unicode_string *u; u = malloc(sizeof(ndis_unicode_string), M_DEVBUF, M_NOWAIT); if (u == NULL) return; u->nus_buf = NULL; if (ndis_ascii_to_unicode(src, &u->nus_buf)) { free(u, M_DEVBUF); return; } u->nus_len = u->nus_maxlen = strlen(src) * 2; return; } __stdcall static void ndis_free_string(str) ndis_unicode_string *str; { if (str == NULL) return; if (str->nus_buf != NULL) free(str->nus_buf, M_DEVBUF); free(str, M_DEVBUF); return; } __stdcall static ndis_status ndis_remove_miniport(adapter) ndis_handle *adapter; { return(NDIS_STATUS_SUCCESS); } __stdcall static void ndis_init_ansi_string(dst, src) ndis_ansi_string *dst; char *src; { ndis_ansi_string *a; a = dst; if (a == NULL) return; if (src == NULL) { a->nas_len = a->nas_maxlen = 0; a->nas_buf = NULL; } else { a->nas_buf = src; a->nas_len = a->nas_maxlen = strlen(src); } return; } __stdcall static void ndis_get_devprop(adapter, phydevobj, funcdevobj, nextdevobj, resources, transresources) ndis_handle adapter; void *phydevobj; void *funcdevobj; void *nextdevobj; cm_resource_list *resources; cm_resource_list *transresources; { return; } __stdcall static void dummy() { printf ("NDIS dummy called...\n"); return; } image_patch_table ndis_functbl[] = { { "NdisGetBufferPhysicalArraySize", (FUNC)ndis_buf_physpages }, { "NdisMGetDeviceProperty", (FUNC)ndis_get_devprop }, { "NdisInitAnsiString", (FUNC)ndis_init_ansi_string }, { "NdisWriteConfiguration", (FUNC)ndis_write_cfg }, { "NdisAnsiStringToUnicodeString", (FUNC)ndis_ansi2unicode }, { "NdisTerminateWrapper", (FUNC)ndis_termwrap }, { "NdisOpenConfigurationKeyByName", (FUNC)ndis_open_cfgbyname }, { "NdisOpenConfigurationKeyByIndex", (FUNC)ndis_open_cfgbyidx }, { "NdisMRemoveMiniport", (FUNC)ndis_remove_miniport }, { "NdisInitializeString", (FUNC)ndis_init_string }, { "NdisFreeString", (FUNC)ndis_free_string }, { "NdisGetCurrentSystemTime", (FUNC)ndis_time }, { "NdisMSynchronizeWithInterrupt", (FUNC)ndis_sync_with_intr }, { "NdisMAllocateSharedMemoryAsync", (FUNC)ndis_alloc_sharedmem_async }, { "NdisInterlockedInsertHeadList", (FUNC)ndis_insert_head }, { "NdisInterlockedInsertTailList", (FUNC)ndis_insert_tail }, { "NdisInterlockedRemoveHeadList", (FUNC)ndis_remove_head }, { "NdisInitializeWrapper", (FUNC)ndis_initwrap }, { "NdisMRegisterMiniport", (FUNC)ndis_register_miniport }, { "NdisAllocateMemoryWithTag", (FUNC)ndis_malloc_withtag }, { "NdisAllocateMemory", (FUNC)ndis_malloc }, { "NdisMSetAttributesEx", (FUNC)ndis_setattr_ex }, { "NdisCloseConfiguration", (FUNC)ndis_close_cfg }, { "NdisReadConfiguration", (FUNC)ndis_read_cfg }, { "NdisOpenConfiguration", (FUNC)ndis_open_cfg }, { "NdisReleaseSpinLock", (FUNC)ndis_unlock }, { "NdisDprAcquireSpinLock", (FUNC)ndis_lock }, { "NdisDprReleaseSpinLock", (FUNC)ndis_unlock }, { "NdisAcquireSpinLock", (FUNC)ndis_lock }, { "NdisAllocateSpinLock", (FUNC)ndis_create_lock }, { "NdisFreeSpinLock", (FUNC)ndis_destroy_lock }, { "NdisFreeMemory", (FUNC)ndis_free }, { "NdisReadPciSlotInformation", (FUNC)ndis_read_pci }, { "NdisWritePciSlotInformation",(FUNC)ndis_write_pci }, { "NdisWriteErrorLogEntry", (FUNC)ndis_syslog }, { "NdisMStartBufferPhysicalMapping", (FUNC)ndis_vtophys_load }, { "NdisMCompleteBufferPhysicalMapping", (FUNC)ndis_vtophys_unload }, { "NdisMInitializeTimer", (FUNC)ndis_create_timer }, { "NdisSetTimer", (FUNC)ndis_set_timer }, { "NdisMCancelTimer", (FUNC)ndis_cancel_timer }, { "NdisMSetPeriodicTimer", (FUNC)ndis_set_periodic_timer }, { "NdisMQueryAdapterResources", (FUNC)ndis_query_resources }, { "NdisMRegisterIoPortRange", (FUNC)ndis_register_ioport }, { "NdisMDeregisterIoPortRange", (FUNC)ndis_deregister_ioport }, { "NdisReadNetworkAddress", (FUNC)ndis_read_netaddr }, { "NdisMAllocateMapRegisters", (FUNC)ndis_alloc_mapreg }, { "NdisMFreeMapRegisters", (FUNC)ndis_free_mapreg }, { "NdisMAllocateSharedMemory", (FUNC)ndis_alloc_sharedmem }, { "NdisMMapIoSpace", (FUNC)ndis_map_iospace }, { "NdisMUnmapIoSpace", (FUNC)ndis_unmap_iospace }, { "NdisGetCacheFillSize", (FUNC)ndis_cachefill }, { "NdisMGetDmaAlignment", (FUNC)ndis_dma_align }, { "NdisMInitializeScatterGatherDma", (FUNC)ndis_init_sc_dma }, { "NdisAllocatePacketPool", (FUNC)ndis_alloc_packetpool }, { "NdisAllocatePacketPoolEx", (FUNC)ndis_ex_alloc_packetpool }, { "NdisAllocatePacket", (FUNC)ndis_alloc_packet }, { "NdisFreePacket", (FUNC)ndis_release_packet }, { "NdisFreePacketPool", (FUNC)ndis_free_packetpool }, { "NdisAllocateBufferPool", (FUNC)ndis_alloc_bufpool }, { "NdisAllocateBuffer", (FUNC)ndis_alloc_buf }, { "NdisQueryBuffer", (FUNC)ndis_query_buf }, { "NdisQueryBufferSafe", (FUNC)ndis_query_buf_safe }, { "NdisFreeBuffer", (FUNC)ndis_release_buf }, { "NdisFreeBufferPool", (FUNC)ndis_free_bufpool }, { "NdisInterlockedIncrement", (FUNC)ndis_interlock_inc }, { "NdisInterlockedDecrement", (FUNC)ndis_interlock_dec }, { "NdisInitializeEvent", (FUNC)ndis_init_event }, { "NdisSetEvent", (FUNC)ndis_set_event }, { "NdisResetEvent", (FUNC)ndis_reset_event }, { "NdisWaitEvent", (FUNC)ndis_wait_event }, { "NdisUnicodeStringToAnsiString", (FUNC)ndis_unicode2ansi }, { "NdisMPciAssignResources", (FUNC)ndis_assign_pcirsrc }, { "NdisMFreeSharedMemory", (FUNC)ndis_free_sharedmem }, { "NdisMRegisterInterrupt", (FUNC)ndis_register_intr }, { "NdisMDeregisterInterrupt", (FUNC)ndis_deregister_intr }, { "NdisMRegisterAdapterShutdownHandler", (FUNC)ndis_register_shutdown }, { "NdisMDeregisterAdapterShutdownHandler", (FUNC)ndis_deregister_shutdown }, { "NDIS_BUFFER_TO_SPAN_PAGES", (FUNC)ndis_numpages }, { "NdisQueryBufferOffset", (FUNC)ndis_query_bufoffset }, { "NdisAdjustBufferLength", (FUNC)ndis_adjust_buflen }, { "NdisPacketPoolUsage", (FUNC)ndis_packetpool_use }, { "NdisMSleep", (FUNC)ndis_sleep }, { "NdisUnchainBufferAtFront", (FUNC)ndis_unchain_headbuf }, { "NdisReadPcmciaAttributeMemory", (FUNC)ndis_read_pccard_amem }, { "NdisWritePcmciaAttributeMemory", (FUNC)ndis_write_pccard_amem }, /* * This last entry is a catch-all for any function we haven't * implemented yet. The PE import list patching routine will * use it for any function that doesn't have an explicit match * in this table. */ { NULL, (FUNC)dummy }, /* End of list. */ { NULL, NULL }, };