1 /**************************************************************************
3 Copyright (c) 2001-2005, 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:
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13 notice, this list of conditions and the following disclaimer in the
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18 this software without specific prior written permission.
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21 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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30 POSSIBILITY OF SUCH DAMAGE.
32 ***************************************************************************/
34 /*$FreeBSD: src/sys/dev/em/if_em_osdep.h,v 1.1.2.11 2003/06/09 21:43:41 pdeuskar Exp $*/
35 /*$DragonFly: src/sys/dev/netif/em/if_em_osdep.h,v 1.5 2005/11/08 12:48:18 sephe Exp $*/
37 #ifndef _FREEBSD_OS_H_
38 #define _FREEBSD_OS_H_
40 #include <sys/types.h>
41 #include <sys/param.h>
42 #include <sys/systm.h>
44 #include <sys/protosw.h>
45 #include <sys/socket.h>
46 #include <sys/malloc.h>
47 #include <sys/kernel.h>
49 #include <machine/bus.h>
51 #include <machine/resource.h>
54 #include <machine/clock.h>
55 #include <bus/pci/pcivar.h>
56 #include <bus/pci/pcireg.h>
59 #define ASSERT(x) if(!(x)) panic("EM: x")
61 /* The happy-fun DELAY macro is defined in /usr/src/sys/i386/include/clock.h */
62 #define usec_delay(x) DELAY(x)
63 #define msec_delay(x) DELAY(1000*(x))
64 /* TODO: Should we be paranoid about delaying in interrupt context? */
65 #define msec_delay_irq(x) DELAY(1000*(x))
67 #define MSGOUT(S, A, B) printf(S "\n", A, B)
68 #define DEBUGFUNC(F) DEBUGOUT(F);
70 #define DEBUGOUT(S) printf(S "\n")
71 #define DEBUGOUT1(S,A) printf(S "\n",A)
72 #define DEBUGOUT2(S,A,B) printf(S "\n",A,B)
73 #define DEBUGOUT3(S,A,B,C) printf(S "\n",A,B,C)
74 #define DEBUGOUT7(S,A,B,C,D,E,F,G) printf(S "\n",A,B,C,D,E,F,G)
77 #define DEBUGOUT1(S,A)
78 #define DEBUGOUT2(S,A,B)
79 #define DEBUGOUT3(S,A,B,C)
80 #define DEBUGOUT7(S,A,B,C,D,E,F,G)
85 #define CMD_MEM_WRT_INVALIDATE 0x0010 /* BIT_4 */
86 #define PCI_COMMAND_REGISTER PCIR_COMMAND
90 bus_space_tag_t mem_bus_space_tag;
91 bus_space_handle_t mem_bus_space_handle;
95 #define E1000_WRITE_FLUSH(a) E1000_READ_REG(a, STATUS)
97 /* Read from an absolute offset in the adapter's memory space */
98 #define E1000_READ_OFFSET(hw, offset) \
99 bus_space_read_4( ((struct em_osdep *)(hw)->back)->mem_bus_space_tag, \
100 ((struct em_osdep *)(hw)->back)->mem_bus_space_handle, \
103 /* Write to an absolute offset in the adapter's memory space */
104 #define E1000_WRITE_OFFSET(hw, offset, value) \
105 bus_space_write_4( ((struct em_osdep *)(hw)->back)->mem_bus_space_tag, \
106 ((struct em_osdep *)(hw)->back)->mem_bus_space_handle, \
110 /* Convert a register name to its offset in the adapter's memory space */
111 #define E1000_REG_OFFSET(hw, reg) \
112 ((hw)->mac_type >= em_82543 ? E1000_##reg : E1000_82542_##reg)
114 #define E1000_READ_REG(hw, reg) \
115 E1000_READ_OFFSET(hw, E1000_REG_OFFSET(hw, reg))
117 #define E1000_WRITE_REG(hw, reg, value) \
118 E1000_WRITE_OFFSET(hw, E1000_REG_OFFSET(hw, reg), value)
120 #define E1000_READ_REG_ARRAY(hw, reg, index) \
121 E1000_READ_OFFSET(hw, E1000_REG_OFFSET(hw, reg) + ((index) << 2))
123 #define E1000_READ_REG_ARRAY_DWORD E1000_READ_REG_ARRAY
125 #define E1000_WRITE_REG_ARRAY(hw, reg, index, value) \
126 E1000_WRITE_OFFSET(hw, E1000_REG_OFFSET(hw, reg) + ((index) << 2), value)
128 #define E1000_WRITE_REG_ARRAY_BYTE(hw, reg, index, value) \
129 bus_space_write_1( ((struct em_osdep *)(hw)->back)->mem_bus_space_tag, \
130 ((struct em_osdep *)(hw)->back)->mem_bus_space_handle, \
131 E1000_REG_OFFSET(hw, reg) + (index), \
134 #define E1000_WRITE_REG_ARRAY_WORD(hw, reg, index, value) \
135 bus_space_write_2( ((struct em_osdep *)(hw)->back)->mem_bus_space_tag, \
136 ((struct em_osdep *)(hw)->back)->mem_bus_space_handle, \
137 E1000_REG_OFFSET(hw, reg) + (index), \
140 #define E1000_WRITE_REG_ARRAY_DWORD(hw, reg, index, value) \
141 E1000_WRITE_OFFSET(hw, E1000_REG_OFFSET(hw, reg) + ((index) << 2), value)
143 #endif /* _FREEBSD_OS_H_ */