1 /******************************************************************************
3 Copyright (c) 2001-2015, Intel Corporation
6 Redistribution and use in source and binary forms, with or without
7 modification, are permitted provided that the following conditions are met:
9 1. Redistributions of source code must retain the above copyright notice,
10 this list of conditions and the following disclaimer.
12 2. Redistributions in binary form must reproduce the above copyright
13 notice, this list of conditions and the following disclaimer in the
14 documentation and/or other materials provided with the distribution.
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.
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.
32 ******************************************************************************/
36 #ifndef _FREEBSD_OS_H_
37 #define _FREEBSD_OS_H_
39 #include <sys/types.h>
40 #include <sys/param.h>
41 #include <sys/systm.h>
43 #include <sys/mutex.h>
45 #include <sys/protosw.h>
46 #include <sys/socket.h>
47 #include <sys/malloc.h>
48 #include <sys/kernel.h>
50 #include <machine/bus.h>
52 #include <machine/resource.h>
55 #include <machine/clock.h>
56 #include <dev/pci/pcivar.h>
57 #include <dev/pci/pcireg.h>
60 #define ASSERT(x) if(!(x)) panic("EM: x")
62 #define usec_delay(x) DELAY(x)
63 #define usec_delay_irq(x) usec_delay(x)
64 #define msec_delay(x) DELAY(1000*(x))
65 #define msec_delay_irq(x) DELAY(1000*(x))
67 /* Enable/disable debugging statements in shared code */
70 #define DEBUGOUT(...) \
71 do { if (DBG) printf(__VA_ARGS__); } while (0)
72 #define DEBUGOUT1(...) DEBUGOUT(__VA_ARGS__)
73 #define DEBUGOUT2(...) DEBUGOUT(__VA_ARGS__)
74 #define DEBUGOUT3(...) DEBUGOUT(__VA_ARGS__)
75 #define DEBUGOUT7(...) DEBUGOUT(__VA_ARGS__)
76 #define DEBUGFUNC(F) DEBUGOUT(F "\n")
81 #define CMD_MEM_WRT_INVALIDATE 0x0010 /* BIT_4 */
82 #define PCI_COMMAND_REGISTER PCIR_COMMAND
84 /* Mutex used in the shared code */
85 #define E1000_MUTEX struct mtx
86 #define E1000_MUTEX_INIT(mutex) mtx_init((mutex), #mutex, \
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)
107 #if __FreeBSD_version < 800000
108 #if defined(__i386__) || defined(__amd64__)
109 #define mb() __asm volatile("mfence" ::: "memory")
110 #define wmb() __asm volatile("sfence" ::: "memory")
111 #define rmb() __asm volatile("lfence" ::: "memory")
117 #endif /*__FreeBSD_version < 800000 */
119 #if defined(__i386__) || defined(__amd64__)
121 void prefetch(void *x)
123 __asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x));
131 bus_space_tag_t mem_bus_space_tag;
132 bus_space_handle_t mem_bus_space_handle;
133 bus_space_tag_t io_bus_space_tag;
134 bus_space_handle_t io_bus_space_handle;
135 bus_space_tag_t flash_bus_space_tag;
136 bus_space_handle_t flash_bus_space_handle;
140 #define E1000_REGISTER(hw, reg) (((hw)->mac.type >= e1000_82543) \
141 ? reg : e1000_translate_register_82542(reg))
143 #define E1000_WRITE_FLUSH(a) E1000_READ_REG(a, E1000_STATUS)
145 /* Read from an absolute offset in the adapter's memory space */
146 #define E1000_READ_OFFSET(hw, offset) \
147 bus_space_read_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
148 ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, offset)
150 /* Write to an absolute offset in the adapter's memory space */
151 #define E1000_WRITE_OFFSET(hw, offset, value) \
152 bus_space_write_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
153 ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, offset, value)
155 /* Register READ/WRITE macros */
157 #define E1000_READ_REG(hw, reg) \
158 bus_space_read_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
159 ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
160 E1000_REGISTER(hw, reg))
162 #define E1000_WRITE_REG(hw, reg, value) \
163 bus_space_write_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
164 ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
165 E1000_REGISTER(hw, reg), value)
167 #define E1000_READ_REG_ARRAY(hw, reg, index) \
168 bus_space_read_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
169 ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
170 E1000_REGISTER(hw, reg) + ((index)<< 2))
172 #define E1000_WRITE_REG_ARRAY(hw, reg, index, value) \
173 bus_space_write_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
174 ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
175 E1000_REGISTER(hw, reg) + ((index)<< 2), value)
177 #define E1000_READ_REG_ARRAY_DWORD E1000_READ_REG_ARRAY
178 #define E1000_WRITE_REG_ARRAY_DWORD E1000_WRITE_REG_ARRAY
180 #define E1000_READ_REG_ARRAY_BYTE(hw, reg, index) \
181 bus_space_read_1(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
182 ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
183 E1000_REGISTER(hw, reg) + index)
185 #define E1000_WRITE_REG_ARRAY_BYTE(hw, reg, index, value) \
186 bus_space_write_1(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
187 ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
188 E1000_REGISTER(hw, reg) + index, value)
190 #define E1000_WRITE_REG_ARRAY_WORD(hw, reg, index, value) \
191 bus_space_write_2(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
192 ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
193 E1000_REGISTER(hw, reg) + (index << 1), value)
195 #define E1000_WRITE_REG_IO(hw, reg, value) do {\
196 bus_space_write_4(((struct e1000_osdep *)(hw)->back)->io_bus_space_tag, \
197 ((struct e1000_osdep *)(hw)->back)->io_bus_space_handle, \
198 (hw)->io_base, reg); \
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 + 4, value); } while (0)
203 #define E1000_READ_FLASH_REG(hw, reg) \
204 bus_space_read_4(((struct e1000_osdep *)(hw)->back)->flash_bus_space_tag, \
205 ((struct e1000_osdep *)(hw)->back)->flash_bus_space_handle, reg)
207 #define E1000_READ_FLASH_REG16(hw, reg) \
208 bus_space_read_2(((struct e1000_osdep *)(hw)->back)->flash_bus_space_tag, \
209 ((struct e1000_osdep *)(hw)->back)->flash_bus_space_handle, reg)
211 #define E1000_WRITE_FLASH_REG(hw, reg, value) \
212 bus_space_write_4(((struct e1000_osdep *)(hw)->back)->flash_bus_space_tag, \
213 ((struct e1000_osdep *)(hw)->back)->flash_bus_space_handle, reg, value)
215 #define E1000_WRITE_FLASH_REG16(hw, reg, value) \
216 bus_space_write_2(((struct e1000_osdep *)(hw)->back)->flash_bus_space_tag, \
217 ((struct e1000_osdep *)(hw)->back)->flash_bus_space_handle, reg, value)
219 #endif /* _FREEBSD_OS_H_ */