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freebsd/sys/dev/em/if_em_osdep.h
Prafulla Deuskar a59716d2d8 - Added support for receive in multiple
descriptors. This simplifies code for jumbo frames.
- Cleaned up coding conventions to make code more unix-like.
- Cleaned up code in if_em_fxhw.c and if_em_phy.c.
  Added relevant comments.

MFC after:	1 week
2002-02-13 18:19:27 +00:00

136 lines
5.0 KiB
C

/**************************************************************************
Copyright (c) 2001 Intel Corporation
All rights reserved.
Redistribution and use in source and binary forms of the Software, with or
without modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code of the Software may retain the above
copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form of the Software may reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
3. Neither the name of the Intel Corporation nor the names of its
contributors shall be used to endorse or promote products derived from
this Software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL OR ITS CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
***************************************************************************/
/*$FreeBSD$*/
#ifndef _FREEBSD_OS_H_
#define _FREEBSD_OS_H_
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/mbuf.h>
#include <sys/protosw.h>
#include <sys/socket.h>
#include <sys/malloc.h>
#include <sys/kernel.h>
#include <sys/bus.h>
#include <machine/bus.h>
#include <sys/rman.h>
#include <machine/resource.h>
#include <vm/vm.h>
#include <vm/pmap.h>
#include <machine/clock.h>
#include <pci/pcivar.h>
#include <pci/pcireg.h>
#define ASSERT(x) if(!(x)) panic("EM: x")
/* The happy-fun DELAY macro is defined in /usr/src/sys/i386/include/clock.h */
#define usec_delay(x) DELAY(x)
#define msec_delay(x) DELAY(1000*(x))
#define MSGOUT(S, A, B) printf(S "\n", A, B)
#define DEBUGFUNC(F) DEBUGOUT(F);
#if DBG
#define DEBUGOUT(S) printf(S "\n")
#define DEBUGOUT1(S,A) printf(S "\n",A)
#define DEBUGOUT2(S,A,B) printf(S "\n",A,B)
#define DEBUGOUT3(S,A,B,C) printf(S "\n",A,B,C)
#define DEBUGOUT7(S,A,B,C,D,E,F,G) printf(S "\n",A,B,C,D,E,F,G)
#else
#define DEBUGOUT(S)
#define DEBUGOUT1(S,A)
#define DEBUGOUT2(S,A,B)
#define DEBUGOUT3(S,A,B,C)
#define DEBUGOUT7(S,A,B,C,D,E,F,G)
#endif
#define FALSE 0
#define TRUE 1
#define CMD_MEM_WRT_INVALIDATE 0x0010 /* BIT_4 */
#define PCI_COMMAND_REGISTER PCIR_COMMAND
struct em_osdep
{
bus_space_tag_t bus_space_tag;
bus_space_handle_t bus_space_handle;
struct device *dev;
};
#define E1000_READ_REG(a, reg) (\
((a)->mac_type >= em_82543) ? \
bus_space_read_4( ((struct em_osdep *)(a)->back)->bus_space_tag, \
((struct em_osdep *)(a)->back)->bus_space_handle, \
E1000_##reg): \
bus_space_read_4( ((struct em_osdep *)(a)->back)->bus_space_tag, \
((struct em_osdep *)(a)->back)->bus_space_handle, \
E1000_82542_##reg))
#define E1000_WRITE_REG(a, reg, value) (\
((a)->mac_type >= em_82543) ? \
bus_space_write_4( ((struct em_osdep *)(a)->back)->bus_space_tag, \
((struct em_osdep *)(a)->back)->bus_space_handle, \
E1000_##reg, value): \
bus_space_write_4( ((struct em_osdep *)(a)->back)->bus_space_tag, \
((struct em_osdep *)(a)->back)->bus_space_handle, \
E1000_82542_##reg, value))
#define E1000_READ_REG_ARRAY(a, reg, offset) (\
((a)->mac_type >= em_82543) ? \
bus_space_read_4( ((struct em_osdep *)(a)->back)->bus_space_tag, \
((struct em_osdep *)(a)->back)->bus_space_handle, \
(E1000_##reg + ((offset) << 2))): \
bus_space_read_4( ((struct em_osdep *)(a)->back)->bus_space_tag, \
((struct em_osdep *)(a)->back)->bus_space_handle, \
(E1000_82542_##reg + ((offset) << 2))))
#define E1000_WRITE_REG_ARRAY(a, reg, offset, value) (\
((a)->mac_type >= em_82543) ? \
bus_space_write_4( ((struct em_osdep *)(a)->back)->bus_space_tag, \
((struct em_osdep *)(a)->back)->bus_space_handle, \
(E1000_##reg + ((offset) << 2)), value): \
bus_space_write_4( ((struct em_osdep *)(a)->back)->bus_space_tag, \
((struct em_osdep *)(a)->back)->bus_space_handle, \
(E1000_82542_##reg + ((offset) << 2)), value))
#endif /* _FREEBSD_OS_H_ */