1/******************************************************************************
2
3  Copyright (c) 2001-2010, Intel Corporation
4  All rights reserved.
5
6  Redistribution and use in source and binary forms, with or without
7  modification, are permitted provided that the following conditions are met:
8
9   1. Redistributions of source code must retain the above copyright notice,
10      this list of conditions and the following disclaimer.
11
12   2. Redistributions in binary form must reproduce the above copyright
13      notice, this list of conditions and the following disclaimer in the
14      documentation and/or other materials provided with the distribution.
15
16   3. Neither the name of the Intel Corporation nor the names of its
17      contributors may be used to endorse or promote products derived from
18      this software without specific prior written permission.
19
20  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30  POSSIBILITY OF SUCH DAMAGE.
31
32******************************************************************************/
33/*$FreeBSD$*/
34
35
36#ifndef _FREEBSD_OS_H_
37#define _FREEBSD_OS_H_
38
39#include <sys/types.h>
40#include <sys/param.h>
41#include <sys/systm.h>
42#include <sys/lock.h>
43#include <sys/mutex.h>
44#include <sys/mbuf.h>
45#include <sys/protosw.h>
46#include <sys/socket.h>
47#include <sys/malloc.h>
48#include <sys/kernel.h>
49#include <sys/bus.h>
50#include <machine/bus.h>
51#include <sys/rman.h>
52#include <machine/resource.h>
53#include <vm/vm.h>
54#include <vm/pmap.h>
55#include <machine/clock.h>
56#include <dev/pci/pcivar.h>
57#include <dev/pci/pcireg.h>
58
59
60#define ASSERT(x) if(!(x)) panic("EM: x")
61
62#define usec_delay(x) DELAY(x)
63#define msec_delay(x) DELAY(1000*(x))
64#define msec_delay_irq(x) DELAY(1000*(x))
65
66#define MSGOUT(S, A, B)     printf(S "\n", A, B)
67#define DEBUGFUNC(F)        DEBUGOUT(F);
68#define DEBUGOUT(S)			do {} while (0)
69#define DEBUGOUT1(S,A)			do {} while (0)
70#define DEBUGOUT2(S,A,B)		do {} while (0)
71#define DEBUGOUT3(S,A,B,C)		do {} while (0)
72#define DEBUGOUT7(S,A,B,C,D,E,F,G)	do {} while (0)
73
74#define STATIC			static
75#define FALSE			0
76#define TRUE			1
77#ifndef __bool_true_false_are_defined
78#define false			FALSE
79#define true			TRUE
80#endif
81#define CMD_MEM_WRT_INVALIDATE	0x0010  /* BIT_4 */
82#define PCI_COMMAND_REGISTER	PCIR_COMMAND
83
84/* Mutex used in the shared code */
85#define E1000_MUTEX                     struct mtx
86#define E1000_MUTEX_INIT(mutex)         mtx_init((mutex), #mutex, \
87                                            MTX_NETWORK_LOCK, \
88                                            MTX_DEF | MTX_DUPOK)
89#define E1000_MUTEX_DESTROY(mutex)      mtx_destroy(mutex)
90#define E1000_MUTEX_LOCK(mutex)         mtx_lock(mutex)
91#define E1000_MUTEX_TRYLOCK(mutex)      mtx_trylock(mutex)
92#define E1000_MUTEX_UNLOCK(mutex)       mtx_unlock(mutex)
93
94typedef uint64_t	u64;
95typedef uint32_t	u32;
96typedef uint16_t	u16;
97typedef uint8_t		u8;
98typedef int64_t		s64;
99typedef int32_t		s32;
100typedef int16_t		s16;
101typedef int8_t		s8;
102#ifndef __bool_true_false_are_defined
103typedef boolean_t	bool;
104#endif
105
106#define __le16		u16
107#define __le32		u32
108#define __le64		u64
109
110#if __FreeBSD_version < 800000 /* Now in HEAD */
111#if defined(__i386__) || defined(__amd64__)
112#define mb()	__asm volatile("mfence" ::: "memory")
113#define wmb()	__asm volatile("sfence" ::: "memory")
114#define rmb()	__asm volatile("lfence" ::: "memory")
115#else
116#define mb()
117#define rmb()
118#define wmb()
119#endif
120#endif /*__FreeBSD_version < 800000 */
121
122#if defined(__i386__) || defined(__amd64__)
123static __inline
124void prefetch(void *x)
125{
126	__asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x));
127}
128#else
129#define prefetch(x)
130#endif
131
132struct e1000_osdep
133{
134	bus_space_tag_t    mem_bus_space_tag;
135	bus_space_handle_t mem_bus_space_handle;
136	bus_space_tag_t    io_bus_space_tag;
137	bus_space_handle_t io_bus_space_handle;
138	bus_space_tag_t    flash_bus_space_tag;
139	bus_space_handle_t flash_bus_space_handle;
140	struct device     *dev;
141};
142
143#define E1000_REGISTER(hw, reg) (((hw)->mac.type >= e1000_82543) \
144    ? reg : e1000_translate_register_82542(reg))
145
146#define E1000_WRITE_FLUSH(a) E1000_READ_REG(a, E1000_STATUS)
147
148/* Read from an absolute offset in the adapter's memory space */
149#define E1000_READ_OFFSET(hw, offset) \
150    bus_space_read_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
151    ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, offset)
152
153/* Write to an absolute offset in the adapter's memory space */
154#define E1000_WRITE_OFFSET(hw, offset, value) \
155    bus_space_write_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
156    ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, offset, value)
157
158/* Register READ/WRITE macros */
159
160#define E1000_READ_REG(hw, reg) \
161    bus_space_read_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
162        ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
163        E1000_REGISTER(hw, reg))
164
165#define E1000_WRITE_REG(hw, reg, value) \
166    bus_space_write_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
167        ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
168        E1000_REGISTER(hw, reg), value)
169
170#define E1000_READ_REG_ARRAY(hw, reg, index) \
171    bus_space_read_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
172        ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
173        E1000_REGISTER(hw, reg) + ((index)<< 2))
174
175#define E1000_WRITE_REG_ARRAY(hw, reg, index, value) \
176    bus_space_write_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
177        ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
178        E1000_REGISTER(hw, reg) + ((index)<< 2), value)
179
180#define E1000_READ_REG_ARRAY_DWORD E1000_READ_REG_ARRAY
181#define E1000_WRITE_REG_ARRAY_DWORD E1000_WRITE_REG_ARRAY
182
183#define E1000_READ_REG_ARRAY_BYTE(hw, reg, index) \
184    bus_space_read_1(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
185        ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
186        E1000_REGISTER(hw, reg) + index)
187
188#define E1000_WRITE_REG_ARRAY_BYTE(hw, reg, index, value) \
189    bus_space_write_1(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
190        ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
191        E1000_REGISTER(hw, reg) + index, value)
192
193#define E1000_WRITE_REG_ARRAY_WORD(hw, reg, index, value) \
194    bus_space_write_2(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
195        ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
196        E1000_REGISTER(hw, reg) + (index << 1), value)
197
198#define E1000_WRITE_REG_IO(hw, reg, value) do {\
199    bus_space_write_4(((struct e1000_osdep *)(hw)->back)->io_bus_space_tag, \
200        ((struct e1000_osdep *)(hw)->back)->io_bus_space_handle, \
201        (hw)->io_base, reg); \
202    bus_space_write_4(((struct e1000_osdep *)(hw)->back)->io_bus_space_tag, \
203        ((struct e1000_osdep *)(hw)->back)->io_bus_space_handle, \
204        (hw)->io_base + 4, value); } while (0)
205
206#define E1000_READ_FLASH_REG(hw, reg) \
207    bus_space_read_4(((struct e1000_osdep *)(hw)->back)->flash_bus_space_tag, \
208        ((struct e1000_osdep *)(hw)->back)->flash_bus_space_handle, reg)
209
210#define E1000_READ_FLASH_REG16(hw, reg) \
211    bus_space_read_2(((struct e1000_osdep *)(hw)->back)->flash_bus_space_tag, \
212        ((struct e1000_osdep *)(hw)->back)->flash_bus_space_handle, reg)
213
214#define E1000_WRITE_FLASH_REG(hw, reg, value) \
215    bus_space_write_4(((struct e1000_osdep *)(hw)->back)->flash_bus_space_tag, \
216        ((struct e1000_osdep *)(hw)->back)->flash_bus_space_handle, reg, value)
217
218#define E1000_WRITE_FLASH_REG16(hw, reg, value) \
219    bus_space_write_2(((struct e1000_osdep *)(hw)->back)->flash_bus_space_tag, \
220        ((struct e1000_osdep *)(hw)->back)->flash_bus_space_handle, reg, value)
221
222#endif  /* _FREEBSD_OS_H_ */
223
224