3020 lines
71 KiB
C
3020 lines
71 KiB
C
/*
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* Copyright (c) 2003
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* Bill Paul <wpaul@windriver.com>. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Bill Paul.
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* 4. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*
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* This file implements a translation layer between the BSD networking
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* infrasturcture and Windows(R) NDIS network driver modules. A Windows
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* NDIS driver calls into several functions in the NDIS.SYS Windows
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* kernel module and exports a table of functions designed to be called
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* by the NDIS subsystem. Using the PE loader, we can patch our own
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* versions of the NDIS routines into a given Windows driver module and
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* convince the driver that it is in fact running on Windows.
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*
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* We provide a table of all our implemented NDIS routines which is patched
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* into the driver object code. All our exported routines must use the
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* _stdcall calling convention, since that's what the Windows object code
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* expects.
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*/
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#include <sys/ctype.h>
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/errno.h>
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#include <sys/callout.h>
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#include <sys/kernel.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/socket.h>
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#include <sys/sysctl.h>
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#include <sys/timespec.h>
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#include <sys/smp.h>
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#include <sys/queue.h>
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#include <sys/proc.h>
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#include <sys/filedesc.h>
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#include <sys/namei.h>
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#include <sys/fcntl.h>
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#include <sys/vnode.h>
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#include <sys/kthread.h>
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#include <net/if.h>
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#include <net/if_arp.h>
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#include <net/ethernet.h>
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#include <net/if_dl.h>
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#include <net/if_media.h>
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#include <machine/atomic.h>
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#include <machine/bus_memio.h>
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#include <machine/bus_pio.h>
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#include <machine/bus.h>
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#include <machine/resource.h>
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#include <sys/bus.h>
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#include <sys/rman.h>
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#include <machine/stdarg.h>
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#include <net80211/ieee80211_var.h>
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#include <net80211/ieee80211_ioctl.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#include <compat/ndis/pe_var.h>
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#include <compat/ndis/resource_var.h>
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#include <compat/ndis/ntoskrnl_var.h>
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#include <compat/ndis/hal_var.h>
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#include <compat/ndis/ndis_var.h>
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#include <compat/ndis/cfg_var.h>
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#include <dev/if_ndis/if_ndisvar.h>
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#define FUNC void(*)(void)
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static char ndis_filepath[MAXPATHLEN];
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extern struct nd_head ndis_devhead;
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SYSCTL_STRING(_hw, OID_AUTO, ndis_filepath, CTLFLAG_RW, ndis_filepath,
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MAXPATHLEN, "Path used by NdisOpenFile() to search for files");
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__stdcall static void ndis_initwrap(ndis_handle *,
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device_object *, void *, void *);
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__stdcall static ndis_status ndis_register_miniport(ndis_handle,
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ndis_miniport_characteristics *, int);
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__stdcall static ndis_status ndis_malloc_withtag(void **, uint32_t, uint32_t);
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__stdcall static ndis_status ndis_malloc(void **,
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uint32_t, uint32_t, ndis_physaddr);
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__stdcall static void ndis_free(void *, uint32_t, uint32_t);
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__stdcall static ndis_status ndis_setattr_ex(ndis_handle, ndis_handle,
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uint32_t, uint32_t, ndis_interface_type);
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__stdcall static void ndis_open_cfg(ndis_status *, ndis_handle *, ndis_handle);
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__stdcall static void ndis_open_cfgbyidx(ndis_status *, ndis_handle,
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uint32_t, ndis_unicode_string *, ndis_handle *);
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__stdcall static void ndis_open_cfgbyname(ndis_status *, ndis_handle,
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ndis_unicode_string *, ndis_handle *);
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static ndis_status ndis_encode_parm(ndis_miniport_block *,
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struct sysctl_oid *, ndis_parm_type, ndis_config_parm **);
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static ndis_status ndis_decode_parm(ndis_miniport_block *,
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ndis_config_parm *, char *);
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static int my_strcasecmp(const char *, const char *);
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__stdcall static void ndis_read_cfg(ndis_status *, ndis_config_parm **,
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ndis_handle, ndis_unicode_string *, ndis_parm_type);
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__stdcall static void ndis_write_cfg(ndis_status *, ndis_handle,
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ndis_unicode_string *, ndis_config_parm *);
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__stdcall static void ndis_close_cfg(ndis_handle);
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__stdcall static void ndis_create_lock(ndis_spin_lock *);
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__stdcall static void ndis_destroy_lock(ndis_spin_lock *);
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__stdcall static void ndis_lock(ndis_spin_lock *);
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__stdcall static void ndis_unlock(ndis_spin_lock *);
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__stdcall static void ndis_lock_dpr(ndis_spin_lock *);
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__stdcall static void ndis_unlock_dpr(ndis_spin_lock *);
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__stdcall static uint32_t ndis_read_pci(ndis_handle, uint32_t,
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uint32_t, void *, uint32_t);
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__stdcall static uint32_t ndis_write_pci(ndis_handle, uint32_t,
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uint32_t, void *, uint32_t);
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static void ndis_syslog(ndis_handle, ndis_error_code, uint32_t, ...);
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static void ndis_map_cb(void *, bus_dma_segment_t *, int, int);
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__stdcall static void ndis_vtophys_load(ndis_handle, ndis_buffer *,
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uint32_t, uint8_t, ndis_paddr_unit *, uint32_t *);
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__stdcall static void ndis_vtophys_unload(ndis_handle, ndis_buffer *, uint32_t);
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__stdcall static void ndis_create_timer(ndis_miniport_timer *, ndis_handle,
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ndis_timer_function, void *);
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__stdcall static void ndis_init_timer(ndis_timer *,
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ndis_timer_function, void *);
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__stdcall static void ndis_set_timer(ndis_timer *, uint32_t);
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__stdcall static void ndis_set_periodic_timer(ndis_miniport_timer *, uint32_t);
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__stdcall static void ndis_cancel_timer(ndis_timer *, uint8_t *);
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__stdcall static void ndis_query_resources(ndis_status *, ndis_handle,
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ndis_resource_list *, uint32_t *);
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__stdcall static ndis_status ndis_register_ioport(void **,
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ndis_handle, uint32_t, uint32_t);
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__stdcall static void ndis_deregister_ioport(ndis_handle,
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uint32_t, uint32_t, void *);
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__stdcall static void ndis_read_netaddr(ndis_status *, void **,
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uint32_t *, ndis_handle);
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__stdcall static ndis_status ndis_mapreg_cnt(uint32_t, uint32_t *);
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__stdcall static ndis_status ndis_alloc_mapreg(ndis_handle,
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uint32_t, uint8_t, uint32_t, uint32_t);
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__stdcall static void ndis_free_mapreg(ndis_handle);
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static void ndis_mapshared_cb(void *, bus_dma_segment_t *, int, int);
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__stdcall static void ndis_alloc_sharedmem(ndis_handle, uint32_t,
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uint8_t, void **, ndis_physaddr *);
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static void ndis_asyncmem_complete(void *);
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__stdcall static ndis_status ndis_alloc_sharedmem_async(ndis_handle,
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uint32_t, uint8_t, void *);
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__stdcall static void ndis_free_sharedmem(ndis_handle, uint32_t,
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uint8_t, void *, ndis_physaddr);
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__stdcall static ndis_status ndis_map_iospace(void **, ndis_handle,
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ndis_physaddr, uint32_t);
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__stdcall static void ndis_unmap_iospace(ndis_handle, void *, uint32_t);
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__stdcall static uint32_t ndis_cachefill(void);
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__stdcall static uint32_t ndis_dma_align(ndis_handle);
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__stdcall static ndis_status ndis_init_sc_dma(ndis_handle,
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uint8_t, uint32_t);
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__stdcall static void ndis_alloc_packetpool(ndis_status *,
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ndis_handle *, uint32_t, uint32_t);
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__stdcall static void ndis_ex_alloc_packetpool(ndis_status *,
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ndis_handle *, uint32_t, uint32_t, uint32_t);
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__stdcall static uint32_t ndis_packetpool_use(ndis_handle);
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__stdcall static void ndis_free_packetpool(ndis_handle);
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__stdcall static void ndis_alloc_packet(ndis_status *,
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ndis_packet **, ndis_handle);
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__stdcall static void ndis_release_packet(ndis_packet *);
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__stdcall static void ndis_unchain_headbuf(ndis_packet *, ndis_buffer **);
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__stdcall static void ndis_unchain_tailbuf(ndis_packet *, ndis_buffer **);
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__stdcall static void ndis_alloc_bufpool(ndis_status *,
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ndis_handle *, uint32_t);
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__stdcall static void ndis_free_bufpool(ndis_handle);
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__stdcall static void ndis_alloc_buf(ndis_status *, ndis_buffer **,
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ndis_handle, void *, uint32_t);
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__stdcall static void ndis_release_buf(ndis_buffer *);
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__stdcall static uint32_t ndis_buflen(ndis_buffer *);
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__stdcall static void ndis_query_buf(ndis_buffer *, void **, uint32_t *);
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__stdcall static void ndis_query_buf_safe(ndis_buffer *, void **,
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uint32_t *, uint32_t);
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__stdcall static void *ndis_buf_vaddr(ndis_buffer *);
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__stdcall static void *ndis_buf_vaddr_safe(ndis_buffer *, uint32_t);
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__stdcall static void ndis_adjust_buflen(ndis_buffer *, int);
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__stdcall static uint32_t ndis_interlock_inc(uint32_t *);
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__stdcall static uint32_t ndis_interlock_dec(uint32_t *);
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__stdcall static void ndis_init_event(ndis_event *);
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__stdcall static void ndis_set_event(ndis_event *);
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__stdcall static void ndis_reset_event(ndis_event *);
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__stdcall static uint8_t ndis_wait_event(ndis_event *, uint32_t);
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__stdcall static ndis_status ndis_unicode2ansi(ndis_ansi_string *,
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ndis_unicode_string *);
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__stdcall static ndis_status ndis_ansi2unicode(ndis_unicode_string *,
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ndis_ansi_string *);
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__stdcall static ndis_status ndis_assign_pcirsrc(ndis_handle,
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uint32_t, ndis_resource_list **);
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__stdcall static ndis_status ndis_register_intr(ndis_miniport_interrupt *,
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ndis_handle, uint32_t, uint32_t, uint8_t,
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uint8_t, ndis_interrupt_mode);
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__stdcall static void ndis_deregister_intr(ndis_miniport_interrupt *);
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__stdcall static void ndis_register_shutdown(ndis_handle, void *,
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ndis_shutdown_handler);
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__stdcall static void ndis_deregister_shutdown(ndis_handle);
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__stdcall static uint32_t ndis_numpages(ndis_buffer *);
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__stdcall static void ndis_buf_physpages(ndis_buffer *, uint32_t *);
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__stdcall static void ndis_query_bufoffset(ndis_buffer *,
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uint32_t *, uint32_t *);
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__stdcall static void ndis_sleep(uint32_t);
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__stdcall static uint32_t ndis_read_pccard_amem(ndis_handle,
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uint32_t, void *, uint32_t);
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__stdcall static uint32_t ndis_write_pccard_amem(ndis_handle,
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uint32_t, void *, uint32_t);
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__stdcall static list_entry *ndis_insert_head(list_entry *,
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list_entry *, ndis_spin_lock *);
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__stdcall static list_entry *ndis_remove_head(list_entry *,
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ndis_spin_lock *);
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__stdcall static list_entry *ndis_insert_tail(list_entry *,
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list_entry *, ndis_spin_lock *);
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__stdcall static uint8_t ndis_sync_with_intr(ndis_miniport_interrupt *,
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void *, void *);
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__stdcall static void ndis_time(uint64_t *);
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__stdcall static void ndis_uptime(uint32_t *);
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__stdcall static void ndis_init_string(ndis_unicode_string *, char *);
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__stdcall static void ndis_init_ansi_string(ndis_ansi_string *, char *);
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__stdcall static void ndis_init_unicode_string(ndis_unicode_string *,
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uint16_t *);
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__stdcall static void ndis_free_string(ndis_unicode_string *);
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__stdcall static ndis_status ndis_remove_miniport(ndis_handle *);
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__stdcall static void ndis_termwrap(ndis_handle, void *);
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__stdcall static void ndis_get_devprop(ndis_handle, device_object **,
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device_object **, device_object **, cm_resource_list *,
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cm_resource_list *);
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__stdcall static void ndis_firstbuf(ndis_packet *, ndis_buffer **,
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void **, uint32_t *, uint32_t *);
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__stdcall static void ndis_firstbuf_safe(ndis_packet *, ndis_buffer **,
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void **, uint32_t *, uint32_t *, uint32_t);
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__stdcall static void ndis_open_file(ndis_status *, ndis_handle *, uint32_t *,
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ndis_unicode_string *, ndis_physaddr);
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__stdcall static void ndis_map_file(ndis_status *, void **, ndis_handle);
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__stdcall static void ndis_unmap_file(ndis_handle);
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__stdcall static void ndis_close_file(ndis_handle);
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__stdcall static u_int8_t ndis_cpu_cnt(void);
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__stdcall static void ndis_ind_statusdone(ndis_handle);
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__stdcall static void ndis_ind_status(ndis_handle, ndis_status,
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void *, uint32_t);
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static void ndis_workfunc(void *);
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__stdcall static ndis_status ndis_sched_workitem(ndis_work_item *);
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__stdcall static void ndis_pkt_to_pkt(ndis_packet *, uint32_t, uint32_t,
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ndis_packet *, uint32_t, uint32_t *);
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__stdcall static void ndis_pkt_to_pkt_safe(ndis_packet *, uint32_t, uint32_t,
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ndis_packet *, uint32_t, uint32_t *, uint32_t);
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__stdcall static ndis_status ndis_register_dev(ndis_handle,
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ndis_unicode_string *, ndis_unicode_string *, driver_dispatch **,
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void **, ndis_handle *);
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__stdcall static ndis_status ndis_deregister_dev(ndis_handle);
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__stdcall static ndis_status ndis_query_name(ndis_unicode_string *,
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ndis_handle);
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__stdcall static void ndis_register_unload(ndis_handle, void *);
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__stdcall static void dummy(void);
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/*
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* Some really old drivers do not properly check the return value
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* from NdisAllocatePacket() and NdisAllocateBuffer() and will
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* sometimes allocate few more buffers/packets that they originally
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* requested when they created the pool. To prevent this from being
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* a problem, we allocate a few extra buffers/packets beyond what
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* the driver asks for. This #define controls how many.
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*/
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#define NDIS_POOL_EXTRA 16
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int
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ndis_libinit()
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{
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strcpy(ndis_filepath, "/compat/ndis");
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return(0);
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}
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int
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ndis_libfini()
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{
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return(0);
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}
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/*
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* NDIS deals with strings in unicode format, so we have
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* do deal with them that way too. For now, we only handle
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* conversion between unicode and ASCII since that's all
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* that device drivers care about.
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*/
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int
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ndis_ascii_to_unicode(ascii, unicode)
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char *ascii;
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uint16_t **unicode;
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{
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uint16_t *ustr;
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int i;
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if (*unicode == NULL)
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*unicode = malloc(strlen(ascii) * 2, M_DEVBUF, M_WAITOK);
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if (*unicode == NULL)
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return(ENOMEM);
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ustr = *unicode;
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for (i = 0; i < strlen(ascii); i++) {
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*ustr = (uint16_t)ascii[i];
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ustr++;
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}
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return(0);
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}
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int
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ndis_unicode_to_ascii(unicode, ulen, ascii)
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uint16_t *unicode;
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int ulen;
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char **ascii;
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{
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uint8_t *astr;
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int i;
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if (*ascii == NULL)
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*ascii = malloc((ulen / 2) + 1, M_DEVBUF, M_WAITOK|M_ZERO);
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if (*ascii == NULL)
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return(ENOMEM);
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astr = *ascii;
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for (i = 0; i < ulen / 2; i++) {
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*astr = (uint8_t)unicode[i];
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astr++;
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}
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return(0);
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}
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__stdcall static void
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ndis_initwrap(wrapper, drv_obj, path, unused)
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ndis_handle *wrapper;
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device_object *drv_obj;
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void *path;
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void *unused;
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{
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ndis_miniport_block *block;
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block = drv_obj->do_rsvd;
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*wrapper = block;
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return;
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}
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__stdcall static void
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ndis_termwrap(handle, syspec)
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ndis_handle handle;
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void *syspec;
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{
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return;
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}
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__stdcall static ndis_status
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ndis_register_miniport(handle, characteristics, len)
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ndis_handle handle;
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ndis_miniport_characteristics *characteristics;
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int len;
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{
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ndis_miniport_block *block;
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struct ndis_softc *sc;
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block = (ndis_miniport_block *)handle;
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sc = (struct ndis_softc *)block->nmb_ifp;
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bcopy((char *)characteristics, (char *)&sc->ndis_chars,
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sizeof(ndis_miniport_characteristics));
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if (sc->ndis_chars.nmc_version_major < 5 ||
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sc->ndis_chars.nmc_version_minor < 1) {
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sc->ndis_chars.nmc_shutdown_handler = NULL;
|
|
sc->ndis_chars.nmc_canceltxpkts_handler = NULL;
|
|
sc->ndis_chars.nmc_pnpevent_handler = NULL;
|
|
}
|
|
|
|
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;
|
|
block->nmb_flags = flags;
|
|
|
|
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;
|
|
int base = 0;
|
|
|
|
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:
|
|
if (strncmp((char *)oid->oid_arg1, "0x", 2) == 0)
|
|
base = 16;
|
|
else
|
|
base = 10;
|
|
(*parm)->ncp_type = ndis_parm_int;
|
|
(*parm)->ncp_parmdata.ncp_intdata =
|
|
strtol((char *)oid->oid_arg1, NULL, base);
|
|
break;
|
|
case ndis_parm_hexint:
|
|
if (strncmp((char *)oid->oid_arg1, "0x", 2) == 0)
|
|
base = 16;
|
|
else
|
|
base = 10;
|
|
(*parm)->ncp_type = ndis_parm_hexint;
|
|
(*parm)->ncp_parmdata.ncp_intdata =
|
|
strtoul((char *)oid->oid_arg1, NULL, base);
|
|
break;
|
|
default:
|
|
return(NDIS_STATUS_FAILURE);
|
|
break;
|
|
}
|
|
|
|
return(NDIS_STATUS_SUCCESS);
|
|
}
|
|
|
|
static int
|
|
my_strcasecmp(s1, s2)
|
|
const char *s1;
|
|
const char *s2;
|
|
{
|
|
char a, b;
|
|
|
|
/*
|
|
* In the kernel, toupper() is a macro. Have to be careful
|
|
* not to use pointer arithmetic when passing it arguments.
|
|
*/
|
|
|
|
while(1) {
|
|
a = *s1;
|
|
b = *s2++;
|
|
if (toupper(a) != toupper(b))
|
|
break;
|
|
if (*s1++ == 0)
|
|
return(0);
|
|
}
|
|
|
|
return (*(const unsigned char *)s1 - *(const unsigned char *)(s2 - 1));
|
|
}
|
|
|
|
__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;
|
|
|
|
if (key->nus_len == 0 || key->nus_buf == NULL) {
|
|
*status = NDIS_STATUS_FAILURE;
|
|
return;
|
|
}
|
|
|
|
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 (my_strcasecmp(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;
|
|
{
|
|
ndis_unicode_string *ustr;
|
|
char *astr = NULL;
|
|
|
|
switch(parm->ncp_type) {
|
|
case ndis_parm_string:
|
|
ustr = &parm->ncp_parmdata.ncp_stringdata;
|
|
ndis_unicode_to_ascii(ustr->nus_buf, ustr->nus_len, &astr);
|
|
bcopy(astr, val, 254);
|
|
free(astr, M_DEVBUF);
|
|
break;
|
|
case ndis_parm_int:
|
|
sprintf(val, "%d", 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. */
|
|
bzero(val, sizeof(val));
|
|
*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 (my_strcasecmp(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;
|
|
}
|
|
|
|
/*
|
|
* Initialize a Windows spinlock.
|
|
*/
|
|
__stdcall static void
|
|
ndis_create_lock(lock)
|
|
ndis_spin_lock *lock;
|
|
{
|
|
lock->nsl_spinlock = 0;
|
|
lock->nsl_kirql = 0;
|
|
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Destroy a Windows spinlock. This is a no-op for now. There are two reasons
|
|
* for this. One is that it's sort of superfluous: we don't have to do anything
|
|
* special to deallocate the spinlock. The other is that there are some buggy
|
|
* drivers which call NdisFreeSpinLock() _after_ calling NdisFreeMemory() on
|
|
* the block of memory in which the spinlock resides. (Yes, ADMtek, I'm
|
|
* talking to you.)
|
|
*/
|
|
__stdcall static void
|
|
ndis_destroy_lock(lock)
|
|
ndis_spin_lock *lock;
|
|
{
|
|
#ifdef notdef
|
|
lock->nsl_spinlock = 0;
|
|
lock->nsl_kirql = 0;
|
|
#endif
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Acquire a spinlock from IRQL <= DISPATCH_LEVEL.
|
|
*/
|
|
|
|
__stdcall static void
|
|
ndis_lock(lock)
|
|
ndis_spin_lock *lock;
|
|
{
|
|
lock->nsl_kirql = FASTCALL2(hal_lock,
|
|
&lock->nsl_spinlock, DISPATCH_LEVEL);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Release a spinlock from IRQL == DISPATCH_LEVEL.
|
|
*/
|
|
|
|
__stdcall static void
|
|
ndis_unlock(lock)
|
|
ndis_spin_lock *lock;
|
|
{
|
|
FASTCALL2(hal_unlock, &lock->nsl_spinlock, lock->nsl_kirql);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Acquire a spinlock when already running at IRQL == DISPATCH_LEVEL.
|
|
*/
|
|
__stdcall static void
|
|
ndis_lock_dpr(lock)
|
|
ndis_spin_lock *lock;
|
|
{
|
|
FASTCALL1(ntoskrnl_lock_dpc, &lock->nsl_spinlock);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Release a spinlock without leaving IRQL == DISPATCH_LEVEL.
|
|
*/
|
|
__stdcall static void
|
|
ndis_unlock_dpr(lock)
|
|
ndis_spin_lock *lock;
|
|
{
|
|
FASTCALL1(ntoskrnl_unlock_dpc, &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.
|
|
*/
|
|
#define ERRMSGLEN 512
|
|
static void
|
|
ndis_syslog(ndis_handle adapter, ndis_error_code code,
|
|
uint32_t numerrors, ...)
|
|
{
|
|
ndis_miniport_block *block;
|
|
va_list ap;
|
|
int i, error;
|
|
char *str = NULL, *ustr = NULL;
|
|
uint16_t flags;
|
|
char msgbuf[ERRMSGLEN];
|
|
|
|
block = (ndis_miniport_block *)adapter;
|
|
|
|
error = pe_get_message(block->nmb_img, code, &str, &i, &flags);
|
|
if (error == 0 && flags & MESSAGE_RESOURCE_UNICODE) {
|
|
ustr = msgbuf;
|
|
ndis_unicode_to_ascii((uint16_t *)str,
|
|
((i / 2)) > (ERRMSGLEN - 1) ? ERRMSGLEN : i, &ustr);
|
|
str = ustr;
|
|
}
|
|
device_printf (block->nmb_dev, "NDIS ERROR: %x (%s)\n", code,
|
|
str == NULL ? "unknown error" : str);
|
|
device_printf (block->nmb_dev, "NDIS NUMERRORS: %x\n", numerrors);
|
|
|
|
va_start(ap, numerrors);
|
|
for (i = 0; i < numerrors; i++)
|
|
device_printf (block->nmb_dev, "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,
|
|
MDL_VA(buf), 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;
|
|
}
|
|
|
|
/*
|
|
* This is an older pre-miniport timer init routine which doesn't
|
|
* accept a miniport context handle. The function context (ctx)
|
|
* is supposed to be a pointer to the adapter handle, which should
|
|
* have been handed to us via NdisSetAttributesEx(). We use this
|
|
* function context to track down the corresponding ndis_miniport_block
|
|
* structure. It's vital that we track down the miniport block structure,
|
|
* so if we can't do it, we panic. Note that we also play some games
|
|
* here by treating ndis_timer and ndis_miniport_timer as the same
|
|
* thing.
|
|
*/
|
|
|
|
__stdcall static void
|
|
ndis_init_timer(timer, func, ctx)
|
|
ndis_timer *timer;
|
|
ndis_timer_function func;
|
|
void *ctx;
|
|
{
|
|
ntoskrnl_init_timer(&timer->nt_ktimer);
|
|
ntoskrnl_init_dpc(&timer->nt_kdpc, func, ctx);
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_create_timer(timer, handle, func, ctx)
|
|
ndis_miniport_timer *timer;
|
|
ndis_handle handle;
|
|
ndis_timer_function func;
|
|
void *ctx;
|
|
{
|
|
/* Save the funcptr and context */
|
|
|
|
timer->nmt_timerfunc = func;
|
|
timer->nmt_timerctx = ctx;
|
|
timer->nmt_block = handle;
|
|
|
|
ntoskrnl_init_timer(&timer->nmt_ktimer);
|
|
ntoskrnl_init_dpc(&timer->nmt_kdpc, func, ctx);
|
|
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* In Windows, there's both an NdisMSetTimer() and an NdisSetTimer(),
|
|
* but the former is just a macro wrapper around the latter.
|
|
*/
|
|
__stdcall static void
|
|
ndis_set_timer(timer, msecs)
|
|
ndis_timer *timer;
|
|
uint32_t msecs;
|
|
{
|
|
/*
|
|
* KeSetTimer() wants the period in
|
|
* hundred nanosecond intervals.
|
|
*/
|
|
ntoskrnl_set_timer(&timer->nt_ktimer,
|
|
((int64_t)msecs * -10000), &timer->nt_kdpc);
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_set_periodic_timer(timer, msecs)
|
|
ndis_miniport_timer *timer;
|
|
uint32_t msecs;
|
|
{
|
|
ntoskrnl_set_timer_ex(&timer->nmt_ktimer,
|
|
((int64_t)msecs * -10000), msecs, &timer->nmt_kdpc);
|
|
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Technically, this is really NdisCancelTimer(), but we also
|
|
* (ab)use it for NdisMCancelTimer(), since in our implementation
|
|
* we don't need the extra info in the ndis_miniport_timer
|
|
* structure.
|
|
*/
|
|
|
|
__stdcall static void
|
|
ndis_cancel_timer(timer, cancelled)
|
|
ndis_timer *timer;
|
|
uint8_t *cancelled;
|
|
{
|
|
*cancelled = ntoskrnl_cancel_timer(&timer->nt_ktimer);
|
|
|
|
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;
|
|
int rsclen;
|
|
|
|
block = (ndis_miniport_block *)adapter;
|
|
sc = (struct ndis_softc *)block->nmb_ifp;
|
|
|
|
rsclen = sizeof(ndis_resource_list) +
|
|
(sizeof(cm_partial_resource_desc) * (sc->ndis_rescnt - 1));
|
|
if (*buflen < rsclen) {
|
|
*buflen = rsclen;
|
|
*status = NDIS_STATUS_INVALID_LENGTH;
|
|
return;
|
|
}
|
|
|
|
bcopy((char *)block->nmb_rlist, (char *)list, rsclen);
|
|
*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);
|
|
|
|
/* Don't let the device map more ports than we have. */
|
|
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_mapreg_cnt(bustype, cnt)
|
|
uint32_t bustype;
|
|
uint32_t *cnt;
|
|
{
|
|
*cnt = 8192;
|
|
return(NDIS_STATUS_SUCCESS);
|
|
}
|
|
|
|
__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;
|
|
}
|
|
|
|
struct ndis_allocwork {
|
|
ndis_handle na_adapter;
|
|
uint32_t na_len;
|
|
uint8_t na_cached;
|
|
void *na_ctx;
|
|
};
|
|
|
|
static void
|
|
ndis_asyncmem_complete(arg)
|
|
void *arg;
|
|
{
|
|
ndis_miniport_block *block;
|
|
struct ndis_softc *sc;
|
|
struct ndis_allocwork *w;
|
|
void *vaddr;
|
|
ndis_physaddr paddr;
|
|
__stdcall ndis_allocdone_handler donefunc;
|
|
|
|
w = arg;
|
|
block = (ndis_miniport_block *)w->na_adapter;
|
|
sc = (struct ndis_softc *)(block->nmb_ifp);
|
|
|
|
vaddr = NULL;
|
|
paddr.np_quad = 0;
|
|
|
|
donefunc = sc->ndis_chars.nmc_allocate_complete_func;
|
|
ndis_alloc_sharedmem(w->na_adapter, w->na_len,
|
|
w->na_cached, &vaddr, &paddr);
|
|
donefunc(w->na_adapter, vaddr, &paddr, w->na_len, w->na_ctx);
|
|
|
|
free(arg, M_DEVBUF);
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static ndis_status
|
|
ndis_alloc_sharedmem_async(adapter, len, cached, ctx)
|
|
ndis_handle adapter;
|
|
uint32_t len;
|
|
uint8_t cached;
|
|
void *ctx;
|
|
{
|
|
struct ndis_allocwork *w;
|
|
|
|
if (adapter == NULL)
|
|
return(NDIS_STATUS_FAILURE);
|
|
|
|
w = malloc(sizeof(struct ndis_allocwork), M_TEMP, M_NOWAIT);
|
|
|
|
if (w == NULL)
|
|
return(NDIS_STATUS_FAILURE);
|
|
|
|
w->na_adapter = adapter;
|
|
w->na_cached = cached;
|
|
w->na_len = len;
|
|
w->na_ctx = ctx;
|
|
|
|
/*
|
|
* Pawn this work off on the SWI thread instead of the
|
|
* taskqueue thread, because sometimes drivers will queue
|
|
* up work items on the taskqueue thread that will block,
|
|
* which would prevent the memory allocation from completing
|
|
* when we need it.
|
|
*/
|
|
ndis_sched(ndis_asyncmem_complete, w, NDIS_SWI);
|
|
|
|
return(NDIS_STATUS_PENDING);
|
|
}
|
|
|
|
__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 &&
|
|
paddr.np_quad == rman_get_start(sc->ndis_res_mem))
|
|
*vaddr = (void *)rman_get_virtual(sc->ndis_res_mem);
|
|
else if (sc->ndis_res_altmem != NULL &&
|
|
paddr.np_quad == rman_get_start(sc->ndis_res_altmem))
|
|
*vaddr = (void *)rman_get_virtual(sc->ndis_res_altmem);
|
|
else
|
|
return(NDIS_STATUS_FAILURE);
|
|
|
|
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 + NDIS_POOL_EXTRA) + 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 */
|
|
cur->np_private.npp_totlen = 0; /* init deletetion flag */
|
|
for (i = 0; i < (descnum + NDIS_POOL_EXTRA); 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;
|
|
{
|
|
ndis_packet *head;
|
|
|
|
head = pool;
|
|
|
|
/* Mark this pool as 'going away.' */
|
|
|
|
head->np_private.npp_totlen = 1;
|
|
|
|
/* If there are no buffers loaned out, destroy the pool. */
|
|
|
|
if (head->np_private.npp_count == 0)
|
|
free(pool, M_DEVBUF);
|
|
else
|
|
printf("NDIS: buggy driver deleting active packet pool!\n");
|
|
|
|
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;
|
|
}
|
|
|
|
/*
|
|
* If this pool is marked as 'going away' don't allocate any
|
|
* more packets out of it.
|
|
*/
|
|
|
|
if (head->np_private.npp_totlen) {
|
|
*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);
|
|
|
|
/*
|
|
* We must initialize the packet flags correctly in order
|
|
* for the NDIS_SET_PACKET_MEDIA_SPECIFIC_INFO() and
|
|
* NDIS_GET_PACKET_MEDIA_SPECIFIC_INFO() to work correctly.
|
|
*/
|
|
pkt->np_private.npp_ndispktflags = NDIS_PACKET_ALLOCATED_BY_NDIS;
|
|
|
|
*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--;
|
|
|
|
/*
|
|
* If the pool has been marked for deletion and there are
|
|
* no more packets outstanding, nuke the pool.
|
|
*/
|
|
|
|
if (head->np_private.npp_totlen && head->np_private.npp_count == 0)
|
|
free(head, M_DEVBUF);
|
|
|
|
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;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_unchain_tailbuf(packet, buf)
|
|
ndis_packet *packet;
|
|
ndis_buffer **buf;
|
|
{
|
|
ndis_packet_private *priv;
|
|
ndis_buffer *tmp;
|
|
|
|
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_tail;
|
|
tmp = priv->npp_head;
|
|
while (tmp->nb_next != priv->npp_tail)
|
|
tmp = tmp->nb_next;
|
|
priv->npp_tail = tmp;
|
|
tmp->nb_next = NULL;
|
|
}
|
|
|
|
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 + NDIS_POOL_EXTRA) + 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 */
|
|
cur->nb_bytecount = 0; /* init usage count */
|
|
cur->nb_byteoffset = 0; /* init deletetion flag */
|
|
for (i = 0; i < (descnum + NDIS_POOL_EXTRA); i++) {
|
|
cur->nb_next = cur + 1;
|
|
cur++;
|
|
}
|
|
|
|
*status = NDIS_STATUS_SUCCESS;
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_free_bufpool(pool)
|
|
ndis_handle pool;
|
|
{
|
|
ndis_buffer *head;
|
|
|
|
head = pool;
|
|
|
|
/* Mark this pool as 'going away.' */
|
|
|
|
head->nb_byteoffset = 1;
|
|
|
|
/* If there are no buffers loaned out, destroy the pool. */
|
|
if (head->nb_bytecount == 0)
|
|
free(pool, M_DEVBUF);
|
|
else
|
|
printf("NDIS: buggy driver deleting active buffer pool!\n");
|
|
|
|
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;
|
|
}
|
|
|
|
/*
|
|
* If this pool is marked as 'going away' don't allocate any
|
|
* more buffers out of it.
|
|
*/
|
|
|
|
if (head->nb_byteoffset) {
|
|
*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;
|
|
|
|
MDL_INIT(buf, vaddr, len);
|
|
|
|
*buffer = buf;
|
|
|
|
/* Increment count of busy buffers. */
|
|
|
|
head->nb_bytecount++;
|
|
|
|
*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;
|
|
|
|
/* Decrement count of busy buffers. */
|
|
|
|
head->nb_bytecount--;
|
|
|
|
/*
|
|
* If the pool has been marked for deletion and there are
|
|
* no more buffers outstanding, nuke the pool.
|
|
*/
|
|
|
|
if (head->nb_byteoffset && head->nb_bytecount == 0)
|
|
free(head, M_DEVBUF);
|
|
|
|
return;
|
|
}
|
|
|
|
/* Aw c'mon. */
|
|
|
|
__stdcall static uint32_t
|
|
ndis_buflen(buf)
|
|
ndis_buffer *buf;
|
|
{
|
|
return(buf->nb_bytecount);
|
|
}
|
|
|
|
/*
|
|
* Get the virtual address and length of a buffer.
|
|
* Note: the vaddr argument is optional.
|
|
*/
|
|
|
|
__stdcall static void
|
|
ndis_query_buf(buf, vaddr, len)
|
|
ndis_buffer *buf;
|
|
void **vaddr;
|
|
uint32_t *len;
|
|
{
|
|
if (vaddr != NULL)
|
|
*vaddr = MDL_VA(buf);
|
|
*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;
|
|
{
|
|
if (vaddr != NULL)
|
|
*vaddr = MDL_VA(buf);
|
|
*len = buf->nb_bytecount;
|
|
|
|
return;
|
|
}
|
|
|
|
/* Damnit Microsoft!! How many ways can you do the same thing?! */
|
|
|
|
__stdcall static void *
|
|
ndis_buf_vaddr(buf)
|
|
ndis_buffer *buf;
|
|
{
|
|
return(MDL_VA(buf));
|
|
}
|
|
|
|
__stdcall static void *
|
|
ndis_buf_vaddr_safe(buf, prio)
|
|
ndis_buffer *buf;
|
|
uint32_t prio;
|
|
{
|
|
return(MDL_VA(buf));
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_adjust_buflen(buf, len)
|
|
ndis_buffer *buf;
|
|
int len;
|
|
{
|
|
buf->nb_bytecount = len;
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static uint32_t
|
|
ndis_interlock_inc(addend)
|
|
uint32_t *addend;
|
|
{
|
|
atomic_add_long((u_long *)addend, 1);
|
|
return(*addend);
|
|
}
|
|
|
|
__stdcall static uint32_t
|
|
ndis_interlock_dec(addend)
|
|
uint32_t *addend;
|
|
{
|
|
atomic_subtract_long((u_long *)addend, 1);
|
|
return(*addend);
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_init_event(event)
|
|
ndis_event *event;
|
|
{
|
|
/*
|
|
* NDIS events are always notification
|
|
* events, and should be initialized to the
|
|
* not signaled state.
|
|
*/
|
|
|
|
ntoskrnl_init_event(&event->ne_event, EVENT_TYPE_NOTIFY, FALSE);
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_set_event(event)
|
|
ndis_event *event;
|
|
{
|
|
ntoskrnl_set_event(&event->ne_event, 0, 0);
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_reset_event(event)
|
|
ndis_event *event;
|
|
{
|
|
ntoskrnl_reset_event(&event->ne_event);
|
|
return;
|
|
}
|
|
|
|
__stdcall static uint8_t
|
|
ndis_wait_event(event, msecs)
|
|
ndis_event *event;
|
|
uint32_t msecs;
|
|
{
|
|
int64_t duetime;
|
|
uint32_t rval;
|
|
|
|
duetime = ((int64_t)msecs * -10000);
|
|
|
|
rval = ntoskrnl_waitforobj((nt_dispatch_header *)event,
|
|
0, 0, TRUE, msecs ? &duetime : NULL);
|
|
|
|
if (rval == STATUS_TIMEOUT)
|
|
return(FALSE);
|
|
|
|
return(TRUE);
|
|
}
|
|
|
|
__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;
|
|
|
|
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;
|
|
{
|
|
ndis_miniport_block *block;
|
|
|
|
block = adapter;
|
|
|
|
intr->ni_block = adapter;
|
|
intr->ni_isrreq = reqisr;
|
|
intr->ni_shared = shared;
|
|
block->nmb_interrupt = intr;
|
|
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 == NULL)
|
|
return(0);
|
|
if (buf->nb_bytecount == 0)
|
|
return(1);
|
|
return(SPAN_PAGES(MDL_VA(buf), buf->nb_bytecount));
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_buf_physpages(buf, pages)
|
|
ndis_buffer *buf;
|
|
uint32_t *pages;
|
|
{
|
|
if (buf == NULL)
|
|
return;
|
|
|
|
*pages = ndis_numpages(buf);
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_query_bufoffset(buf, off, len)
|
|
ndis_buffer *buf;
|
|
uint32_t *off;
|
|
uint32_t *len;
|
|
{
|
|
if (buf == NULL)
|
|
return;
|
|
|
|
*off = buf->nb_byteoffset;
|
|
*len = buf->nb_bytecount;
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_sleep(usecs)
|
|
uint32_t usecs;
|
|
{
|
|
struct timeval tv;
|
|
|
|
tv.tv_sec = 0;
|
|
tv.tv_usec = usecs;
|
|
|
|
ndis_thsuspend(curthread->td_proc, 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 list_entry *
|
|
ndis_insert_head(head, entry, lock)
|
|
list_entry *head;
|
|
list_entry *entry;
|
|
ndis_spin_lock *lock;
|
|
{
|
|
list_entry *flink;
|
|
|
|
lock->nsl_kirql = FASTCALL2(hal_lock,
|
|
&lock->nsl_spinlock, DISPATCH_LEVEL);
|
|
flink = head->nle_flink;
|
|
entry->nle_flink = flink;
|
|
entry->nle_blink = head;
|
|
flink->nle_blink = entry;
|
|
head->nle_flink = entry;
|
|
FASTCALL2(hal_unlock, &lock->nsl_spinlock, lock->nsl_kirql);
|
|
|
|
return(flink);
|
|
}
|
|
|
|
__stdcall static list_entry *
|
|
ndis_remove_head(head, lock)
|
|
list_entry *head;
|
|
ndis_spin_lock *lock;
|
|
{
|
|
list_entry *flink;
|
|
list_entry *entry;
|
|
|
|
lock->nsl_kirql = FASTCALL2(hal_lock,
|
|
&lock->nsl_spinlock, DISPATCH_LEVEL);
|
|
entry = head->nle_flink;
|
|
flink = entry->nle_flink;
|
|
head->nle_flink = flink;
|
|
flink->nle_blink = head;
|
|
FASTCALL2(hal_unlock, &lock->nsl_spinlock, lock->nsl_kirql);
|
|
|
|
return(entry);
|
|
}
|
|
|
|
__stdcall static list_entry *
|
|
ndis_insert_tail(head, entry, lock)
|
|
list_entry *head;
|
|
list_entry *entry;
|
|
ndis_spin_lock *lock;
|
|
{
|
|
list_entry *blink;
|
|
|
|
lock->nsl_kirql = FASTCALL2(hal_lock,
|
|
&lock->nsl_spinlock, DISPATCH_LEVEL);
|
|
blink = head->nle_blink;
|
|
entry->nle_flink = head;
|
|
entry->nle_blink = blink;
|
|
blink->nle_flink = entry;
|
|
head->nle_blink = entry;
|
|
FASTCALL2(hal_unlock, &lock->nsl_spinlock, lock->nsl_kirql);
|
|
|
|
return(blink);
|
|
}
|
|
|
|
__stdcall static uint8_t
|
|
ndis_sync_with_intr(intr, syncfunc, syncctx)
|
|
ndis_miniport_interrupt *intr;
|
|
void *syncfunc;
|
|
void *syncctx;
|
|
{
|
|
struct ndis_softc *sc;
|
|
__stdcall uint8_t (*sync)(void *);
|
|
uint8_t rval;
|
|
|
|
if (syncfunc == NULL || syncctx == NULL)
|
|
return(0);
|
|
|
|
sc = (struct ndis_softc *)intr->ni_block->nmb_ifp;
|
|
sync = syncfunc;
|
|
mtx_lock(&sc->ndis_intrmtx);
|
|
rval = sync(syncctx);
|
|
mtx_unlock(&sc->ndis_intrmtx);
|
|
|
|
return(rval);
|
|
}
|
|
|
|
/*
|
|
* 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 = (uint64_t)ts.tv_nsec / 100 + (uint64_t)ts.tv_sec * 10000000 +
|
|
11644473600;
|
|
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Return the number of milliseconds since the system booted.
|
|
*/
|
|
__stdcall static void
|
|
ndis_uptime(tval)
|
|
uint32_t *tval;
|
|
{
|
|
struct timespec ts;
|
|
|
|
nanouptime(&ts);
|
|
*tval = ts.tv_nsec / 1000000 + ts.tv_sec * 1000;
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_init_string(dst, src)
|
|
ndis_unicode_string *dst;
|
|
char *src;
|
|
{
|
|
ndis_unicode_string *u;
|
|
|
|
u = dst;
|
|
u->nus_buf = NULL;
|
|
if (ndis_ascii_to_unicode(src, &u->nus_buf))
|
|
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_init_unicode_string(dst, src)
|
|
ndis_unicode_string *dst;
|
|
uint16_t *src;
|
|
{
|
|
ndis_unicode_string *u;
|
|
int i;
|
|
|
|
u = dst;
|
|
if (u == NULL)
|
|
return;
|
|
if (src == NULL) {
|
|
u->nus_len = u->nus_maxlen = 0;
|
|
u->nus_buf = NULL;
|
|
} else {
|
|
i = 0;
|
|
while(src[i] != 0)
|
|
i++;
|
|
u->nus_buf = src;
|
|
u->nus_len = u->nus_maxlen = i * 2;
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void ndis_get_devprop(adapter, phydevobj,
|
|
funcdevobj, nextdevobj, resources, transresources)
|
|
ndis_handle adapter;
|
|
device_object **phydevobj;
|
|
device_object **funcdevobj;
|
|
device_object **nextdevobj;
|
|
cm_resource_list *resources;
|
|
cm_resource_list *transresources;
|
|
{
|
|
ndis_miniport_block *block;
|
|
|
|
block = (ndis_miniport_block *)adapter;
|
|
|
|
if (phydevobj != NULL)
|
|
*phydevobj = &block->nmb_devobj;
|
|
if (funcdevobj != NULL)
|
|
*funcdevobj = &block->nmb_devobj;
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_firstbuf(packet, buf, firstva, firstlen, totlen)
|
|
ndis_packet *packet;
|
|
ndis_buffer **buf;
|
|
void **firstva;
|
|
uint32_t *firstlen;
|
|
uint32_t *totlen;
|
|
{
|
|
ndis_buffer *tmp;
|
|
|
|
tmp = packet->np_private.npp_head;
|
|
*buf = tmp;
|
|
if (tmp == NULL) {
|
|
*firstva = NULL;
|
|
*firstlen = *totlen = 0;
|
|
} else {
|
|
*firstva = MDL_VA(tmp);
|
|
*firstlen = *totlen = tmp->nb_bytecount;
|
|
for (tmp = tmp->nb_next; tmp != NULL; tmp = tmp->nb_next)
|
|
*totlen += tmp->nb_bytecount;
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_firstbuf_safe(packet, buf, firstva, firstlen, totlen, prio)
|
|
ndis_packet *packet;
|
|
ndis_buffer **buf;
|
|
void **firstva;
|
|
uint32_t *firstlen;
|
|
uint32_t *totlen;
|
|
uint32_t prio;
|
|
{
|
|
ndis_firstbuf(packet, buf, firstva, firstlen, totlen);
|
|
}
|
|
|
|
/* can also return NDIS_STATUS_RESOURCES/NDIS_STATUS_ERROR_READING_FILE */
|
|
__stdcall static void
|
|
ndis_open_file(status, filehandle, filelength, filename, highestaddr)
|
|
ndis_status *status;
|
|
ndis_handle *filehandle;
|
|
uint32_t *filelength;
|
|
ndis_unicode_string *filename;
|
|
ndis_physaddr highestaddr;
|
|
{
|
|
char *afilename = NULL;
|
|
struct thread *td = curthread;
|
|
struct nameidata nd;
|
|
int flags, error;
|
|
struct vattr vat;
|
|
struct vattr *vap = &vat;
|
|
ndis_fh *fh;
|
|
char path[MAXPATHLEN];
|
|
|
|
ndis_unicode_to_ascii(filename->nus_buf,
|
|
filename->nus_len, &afilename);
|
|
|
|
sprintf(path, "%s/%s", ndis_filepath, afilename);
|
|
free(afilename, M_DEVBUF);
|
|
|
|
fh = malloc(sizeof(ndis_fh), M_TEMP, M_NOWAIT);
|
|
if (fh == NULL) {
|
|
*status = NDIS_STATUS_RESOURCES;
|
|
return;
|
|
}
|
|
|
|
mtx_lock(&Giant);
|
|
|
|
/* Some threads don't have a current working directory. */
|
|
|
|
if (td->td_proc->p_fd->fd_rdir == NULL)
|
|
td->td_proc->p_fd->fd_rdir = rootvnode;
|
|
if (td->td_proc->p_fd->fd_cdir == NULL)
|
|
td->td_proc->p_fd->fd_cdir = rootvnode;
|
|
|
|
NDINIT(&nd, LOOKUP, FOLLOW, UIO_SYSSPACE, path, td);
|
|
|
|
flags = FREAD;
|
|
error = vn_open(&nd, &flags, 0, -1);
|
|
if (error) {
|
|
mtx_unlock(&Giant);
|
|
*status = NDIS_STATUS_FILE_NOT_FOUND;
|
|
free(fh, M_TEMP);
|
|
printf("NDIS: open file %s failed: %d\n", path, error);
|
|
return;
|
|
}
|
|
|
|
NDFREE(&nd, NDF_ONLY_PNBUF);
|
|
|
|
/* Get the file size. */
|
|
VOP_GETATTR(nd.ni_vp, vap, NOCRED, td);
|
|
VOP_UNLOCK(nd.ni_vp, 0, td);
|
|
mtx_unlock(&Giant);
|
|
|
|
fh->nf_vp = nd.ni_vp;
|
|
fh->nf_map = NULL;
|
|
*filehandle = fh;
|
|
*filelength = fh->nf_maplen = vap->va_size & 0xFFFFFFFF;
|
|
*status = NDIS_STATUS_SUCCESS;
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_map_file(status, mappedbuffer, filehandle)
|
|
ndis_status *status;
|
|
void **mappedbuffer;
|
|
ndis_handle filehandle;
|
|
{
|
|
ndis_fh *fh;
|
|
struct thread *td = curthread;
|
|
int error, resid;
|
|
|
|
if (filehandle == NULL) {
|
|
*status = NDIS_STATUS_FAILURE;
|
|
return;
|
|
}
|
|
|
|
fh = (ndis_fh *)filehandle;
|
|
|
|
if (fh->nf_vp == NULL) {
|
|
*status = NDIS_STATUS_FAILURE;
|
|
return;
|
|
}
|
|
|
|
if (fh->nf_map != NULL) {
|
|
*status = NDIS_STATUS_ALREADY_MAPPED;
|
|
return;
|
|
}
|
|
|
|
fh->nf_map = malloc(fh->nf_maplen, M_DEVBUF, M_NOWAIT);
|
|
|
|
if (fh->nf_map == NULL) {
|
|
*status = NDIS_STATUS_RESOURCES;
|
|
return;
|
|
}
|
|
|
|
mtx_lock(&Giant);
|
|
error = vn_rdwr(UIO_READ, fh->nf_vp, fh->nf_map, fh->nf_maplen, 0,
|
|
UIO_SYSSPACE, 0, td->td_ucred, NOCRED, &resid, td);
|
|
mtx_unlock(&Giant);
|
|
|
|
if (error)
|
|
*status = NDIS_STATUS_FAILURE;
|
|
else {
|
|
*status = NDIS_STATUS_SUCCESS;
|
|
*mappedbuffer = fh->nf_map;
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_unmap_file(filehandle)
|
|
ndis_handle filehandle;
|
|
{
|
|
ndis_fh *fh;
|
|
fh = (ndis_fh *)filehandle;
|
|
|
|
if (fh->nf_map == NULL)
|
|
return;
|
|
free(fh->nf_map, M_DEVBUF);
|
|
fh->nf_map = NULL;
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_close_file(filehandle)
|
|
ndis_handle filehandle;
|
|
{
|
|
struct thread *td = curthread;
|
|
ndis_fh *fh;
|
|
|
|
if (filehandle == NULL)
|
|
return;
|
|
|
|
fh = (ndis_fh *)filehandle;
|
|
if (fh->nf_map != NULL) {
|
|
free(fh->nf_map, M_DEVBUF);
|
|
fh->nf_map = NULL;
|
|
}
|
|
|
|
if (fh->nf_vp == NULL)
|
|
return;
|
|
|
|
mtx_lock(&Giant);
|
|
vn_close(fh->nf_vp, FREAD, td->td_ucred, td);
|
|
mtx_unlock(&Giant);
|
|
|
|
fh->nf_vp = NULL;
|
|
free(fh, M_DEVBUF);
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static uint8_t
|
|
ndis_cpu_cnt()
|
|
{
|
|
return(mp_ncpus);
|
|
}
|
|
|
|
typedef void (*ndis_statusdone_handler)(ndis_handle);
|
|
typedef void (*ndis_status_handler)(ndis_handle, ndis_status,
|
|
void *, uint32_t);
|
|
|
|
__stdcall static void
|
|
ndis_ind_statusdone(adapter)
|
|
ndis_handle adapter;
|
|
{
|
|
ndis_miniport_block *block;
|
|
__stdcall ndis_statusdone_handler statusdonefunc;
|
|
|
|
block = (ndis_miniport_block *)adapter;
|
|
statusdonefunc = block->nmb_statusdone_func;
|
|
|
|
statusdonefunc(adapter);
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_ind_status(adapter, status, sbuf, slen)
|
|
ndis_handle adapter;
|
|
ndis_status status;
|
|
void *sbuf;
|
|
uint32_t slen;
|
|
{
|
|
ndis_miniport_block *block;
|
|
__stdcall ndis_status_handler statusfunc;
|
|
|
|
block = (ndis_miniport_block *)adapter;
|
|
statusfunc = block->nmb_status_func;
|
|
|
|
statusfunc(adapter, status, sbuf, slen);
|
|
return;
|
|
}
|
|
|
|
static void
|
|
ndis_workfunc(ctx)
|
|
void *ctx;
|
|
{
|
|
ndis_work_item *work;
|
|
__stdcall ndis_proc workfunc;
|
|
|
|
work = ctx;
|
|
workfunc = work->nwi_func;
|
|
workfunc(work, work->nwi_ctx);
|
|
return;
|
|
}
|
|
|
|
__stdcall static ndis_status
|
|
ndis_sched_workitem(work)
|
|
ndis_work_item *work;
|
|
{
|
|
ndis_sched(ndis_workfunc, work, NDIS_TASKQUEUE);
|
|
return(NDIS_STATUS_SUCCESS);
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_pkt_to_pkt(dpkt, doff, reqlen, spkt, soff, cpylen)
|
|
ndis_packet *dpkt;
|
|
uint32_t doff;
|
|
uint32_t reqlen;
|
|
ndis_packet *spkt;
|
|
uint32_t soff;
|
|
uint32_t *cpylen;
|
|
{
|
|
ndis_buffer *src, *dst;
|
|
char *sptr, *dptr;
|
|
int resid, copied, len, scnt, dcnt;
|
|
|
|
*cpylen = 0;
|
|
|
|
src = spkt->np_private.npp_head;
|
|
dst = dpkt->np_private.npp_head;
|
|
|
|
sptr = MDL_VA(src);
|
|
dptr = MDL_VA(dst);
|
|
scnt = src->nb_bytecount;
|
|
dcnt = dst->nb_bytecount;
|
|
|
|
while (soff) {
|
|
if (src->nb_bytecount > soff) {
|
|
sptr += soff;
|
|
scnt = src->nb_bytecount - soff;
|
|
break;
|
|
}
|
|
soff -= src->nb_bytecount;
|
|
src = src->nb_next;
|
|
if (src == NULL)
|
|
return;
|
|
sptr = MDL_VA(src);
|
|
}
|
|
|
|
while (doff) {
|
|
if (dst->nb_bytecount > doff) {
|
|
dptr += doff;
|
|
dcnt = dst->nb_bytecount - doff;
|
|
break;
|
|
}
|
|
doff -= dst->nb_bytecount;
|
|
dst = dst->nb_next;
|
|
if (dst == NULL)
|
|
return;
|
|
dptr = MDL_VA(dst);
|
|
}
|
|
|
|
resid = reqlen;
|
|
copied = 0;
|
|
|
|
while(1) {
|
|
if (resid < scnt)
|
|
len = resid;
|
|
else
|
|
len = scnt;
|
|
if (dcnt < len)
|
|
len = dcnt;
|
|
|
|
bcopy(sptr, dptr, len);
|
|
|
|
copied += len;
|
|
resid -= len;
|
|
if (resid == 0)
|
|
break;
|
|
|
|
dcnt -= len;
|
|
if (dcnt == 0) {
|
|
dst = dst->nb_next;
|
|
if (dst == NULL)
|
|
break;
|
|
dptr = MDL_VA(dst);
|
|
dcnt = dst->nb_bytecount;
|
|
}
|
|
|
|
scnt -= len;
|
|
if (scnt == 0) {
|
|
src = src->nb_next;
|
|
if (src == NULL)
|
|
break;
|
|
sptr = MDL_VA(src);
|
|
scnt = src->nb_bytecount;
|
|
}
|
|
}
|
|
|
|
*cpylen = copied;
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_pkt_to_pkt_safe(dpkt, doff, reqlen, spkt, soff, cpylen, prio)
|
|
ndis_packet *dpkt;
|
|
uint32_t doff;
|
|
uint32_t reqlen;
|
|
ndis_packet *spkt;
|
|
uint32_t soff;
|
|
uint32_t *cpylen;
|
|
uint32_t prio;
|
|
{
|
|
ndis_pkt_to_pkt(dpkt, doff, reqlen, spkt, soff, cpylen);
|
|
return;
|
|
}
|
|
|
|
__stdcall static ndis_status
|
|
ndis_register_dev(handle, devname, symname, majorfuncs, devobj, devhandle)
|
|
ndis_handle handle;
|
|
ndis_unicode_string *devname;
|
|
ndis_unicode_string *symname;
|
|
driver_dispatch *majorfuncs[];
|
|
void **devobj;
|
|
ndis_handle *devhandle;
|
|
{
|
|
ndis_miniport_block *block;
|
|
|
|
block = (ndis_miniport_block *)handle;
|
|
*devobj = &block->nmb_devobj;
|
|
*devhandle = handle;
|
|
|
|
return(NDIS_STATUS_SUCCESS);
|
|
}
|
|
|
|
__stdcall static ndis_status
|
|
ndis_deregister_dev(handle)
|
|
ndis_handle handle;
|
|
{
|
|
return(NDIS_STATUS_SUCCESS);
|
|
}
|
|
|
|
__stdcall static ndis_status
|
|
ndis_query_name(name, handle)
|
|
ndis_unicode_string *name;
|
|
ndis_handle handle;
|
|
{
|
|
ndis_miniport_block *block;
|
|
|
|
block = (ndis_miniport_block *)handle;
|
|
ndis_ascii_to_unicode(__DECONST(char *,
|
|
device_get_nameunit(block->nmb_dev)), &name->nus_buf);
|
|
name->nus_len = strlen(device_get_nameunit(block->nmb_dev)) * 2;
|
|
|
|
return(NDIS_STATUS_SUCCESS);
|
|
}
|
|
|
|
__stdcall static void
|
|
ndis_register_unload(handle, func)
|
|
ndis_handle handle;
|
|
void *func;
|
|
{
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
dummy()
|
|
{
|
|
printf ("NDIS dummy called...\n");
|
|
return;
|
|
}
|
|
|
|
image_patch_table ndis_functbl[] = {
|
|
{ "NdisCopyFromPacketToPacket", (FUNC)ndis_pkt_to_pkt },
|
|
{ "NdisCopyFromPacketToPacketSafe", (FUNC)ndis_pkt_to_pkt_safe },
|
|
{ "NdisScheduleWorkItem", (FUNC)ndis_sched_workitem },
|
|
{ "NdisMIndicateStatusComplete", (FUNC)ndis_ind_statusdone },
|
|
{ "NdisMIndicateStatus", (FUNC)ndis_ind_status },
|
|
{ "NdisSystemProcessorCount", (FUNC)ndis_cpu_cnt },
|
|
{ "NdisUnchainBufferAtBack", (FUNC)ndis_unchain_tailbuf, },
|
|
{ "NdisGetFirstBufferFromPacket", (FUNC)ndis_firstbuf },
|
|
{ "NdisGetFirstBufferFromPacketSafe", (FUNC)ndis_firstbuf_safe },
|
|
{ "NdisGetBufferPhysicalArraySize", (FUNC)ndis_buf_physpages },
|
|
{ "NdisMGetDeviceProperty", (FUNC)ndis_get_devprop },
|
|
{ "NdisInitAnsiString", (FUNC)ndis_init_ansi_string },
|
|
{ "NdisInitUnicodeString", (FUNC)ndis_init_unicode_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 },
|
|
{ "NdisGetSystemUpTime", (FUNC)ndis_uptime },
|
|
{ "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 },
|
|
{ "NdisAcquireSpinLock", (FUNC)ndis_lock },
|
|
{ "NdisReleaseSpinLock", (FUNC)ndis_unlock },
|
|
{ "NdisDprAcquireSpinLock", (FUNC)ndis_lock_dpr },
|
|
{ "NdisDprReleaseSpinLock", (FUNC)ndis_unlock_dpr },
|
|
{ "NdisAllocateSpinLock", (FUNC)ndis_create_lock },
|
|
{ "NdisFreeSpinLock", (FUNC)ndis_destroy_lock },
|
|
{ "NdisFreeMemory", (FUNC)ndis_free },
|
|
{ "NdisReadPciSlotInformation", (FUNC)ndis_read_pci },
|
|
{ "NdisWritePciSlotInformation",(FUNC)ndis_write_pci },
|
|
{ "NdisImmediateReadPciSlotInformation", (FUNC)ndis_read_pci },
|
|
{ "NdisImmediateWritePciSlotInformation", (FUNC)ndis_write_pci },
|
|
{ "NdisWriteErrorLogEntry", (FUNC)ndis_syslog },
|
|
{ "NdisMStartBufferPhysicalMapping", (FUNC)ndis_vtophys_load },
|
|
{ "NdisMCompleteBufferPhysicalMapping", (FUNC)ndis_vtophys_unload },
|
|
{ "NdisMInitializeTimer", (FUNC)ndis_create_timer },
|
|
{ "NdisInitializeTimer", (FUNC)ndis_init_timer },
|
|
{ "NdisSetTimer", (FUNC)ndis_set_timer },
|
|
{ "NdisMCancelTimer", (FUNC)ndis_cancel_timer },
|
|
{ "NdisCancelTimer", (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 },
|
|
{ "NdisQueryMapRegisterCount", (FUNC)ndis_mapreg_cnt },
|
|
{ "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 },
|
|
{ "NdisDprAllocatePacket", (FUNC)ndis_alloc_packet },
|
|
{ "NdisDprFreePacket", (FUNC)ndis_release_packet },
|
|
{ "NdisAllocateBufferPool", (FUNC)ndis_alloc_bufpool },
|
|
{ "NdisAllocateBuffer", (FUNC)ndis_alloc_buf },
|
|
{ "NdisQueryBuffer", (FUNC)ndis_query_buf },
|
|
{ "NdisQueryBufferSafe", (FUNC)ndis_query_buf_safe },
|
|
{ "NdisBufferVirtualAddress", (FUNC)ndis_buf_vaddr },
|
|
{ "NdisBufferVirtualAddressSafe", (FUNC)ndis_buf_vaddr_safe },
|
|
{ "NdisBufferLength", (FUNC)ndis_buflen },
|
|
{ "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 },
|
|
{ "NdisOpenFile", (FUNC)ndis_open_file },
|
|
{ "NdisMapFile", (FUNC)ndis_map_file },
|
|
{ "NdisUnmapFile", (FUNC)ndis_unmap_file },
|
|
{ "NdisCloseFile", (FUNC)ndis_close_file },
|
|
{ "NdisMRegisterDevice", (FUNC)ndis_register_dev },
|
|
{ "NdisMDeregisterDevice", (FUNC)ndis_deregister_dev },
|
|
{ "NdisMQueryAdapterInstanceName", (FUNC)ndis_query_name },
|
|
{ "NdisMRegisterUnloadHandler", (FUNC)ndis_register_unload },
|
|
|
|
/*
|
|
* 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 },
|
|
};
|