xref: /titanic_52/usr/src/uts/common/io/igb/e1000_osdep.h (revision de710d24d2fae4468e64da999e1d952a247f142c)
1 /*
2  * CDDL HEADER START
3  *
4  * Copyright(c) 2007-2009 Intel Corporation. All rights reserved.
5  * The contents of this file are subject to the terms of the
6  * Common Development and Distribution License (the "License").
7  * You may not use this file except in compliance with the License.
8  *
9  * You can obtain a copy of the license at:
10  *	http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When using or redistributing this file, you may do so under the
15  * License only. No other modification of this header is permitted.
16  *
17  * If applicable, add the following below this CDDL HEADER, with the
18  * fields enclosed by brackets "[]" replaced with your own identifying
19  * information: Portions Copyright [yyyy] [name of copyright owner]
20  *
21  * CDDL HEADER END
22  */
23 
24 /*
25  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
26  * Use is subject to license terms of the CDDL.
27  */
28 
29 #ifndef	_IGB_OSDEP_H
30 #define	_IGB_OSDEP_H
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 #include <sys/types.h>
37 #include <sys/conf.h>
38 #include <sys/debug.h>
39 #include <sys/stropts.h>
40 #include <sys/stream.h>
41 #include <sys/strlog.h>
42 #include <sys/kmem.h>
43 #include <sys/stat.h>
44 #include <sys/kstat.h>
45 #include <sys/modctl.h>
46 #include <sys/errno.h>
47 #include <sys/ddi.h>
48 #include <sys/dditypes.h>
49 #include <sys/sunddi.h>
50 #include <sys/pci.h>
51 #include <sys/pci_cap.h>
52 #include <sys/atomic.h>
53 #include <sys/note.h>
54 #include "igb_debug.h"
55 
56 #define	usec_delay(x)		drv_usecwait(x)
57 #define	msec_delay(x)		drv_usecwait(x * 1000)
58 #define	msec_delay_irq		msec_delay
59 
60 #ifdef IGB_DEBUG
61 #define	DEBUGOUT(S)		IGB_DEBUGLOG_0(NULL, S)
62 #define	DEBUGOUT1(S, A)		IGB_DEBUGLOG_1(NULL, S, A)
63 #define	DEBUGOUT2(S, A, B)	IGB_DEBUGLOG_2(NULL, S, A, B)
64 #define	DEBUGOUT3(S, A, B, C)	IGB_DEBUGLOG_3(NULL, S, A, B, C)
65 #else
66 #define	DEBUGOUT(S)
67 #define	DEBUGOUT1(S, A)
68 #define	DEBUGOUT2(S, A, B)
69 #define	DEBUGOUT3(S, A, B, C)
70 #endif
71 
72 #define	DEBUGFUNC(f)
73 
74 #define	OS_DEP(hw)		((struct igb_osdep *)((hw)->back))
75 
76 #define	false			B_FALSE
77 #define	true			B_TRUE
78 #define	FALSE			false
79 #define	TRUE			true
80 
81 #define	CMD_MEM_WRT_INVALIDATE	0x0010	/* BIT_4 */
82 #define	PCI_COMMAND_REGISTER	0x04
83 #define	PCI_EX_CONF_CAP		0xE0
84 
85 
86 /*
87  * Constants used in setting flow control thresholds
88  */
89 #define	E1000_PBA_MASK		0xffff
90 #define	E1000_PBA_SHIFT		10
91 #define	E1000_FC_HIGH_DIFF	0x1638 /* High: 5688 bytes below Rx FIFO size */
92 #define	E1000_FC_LOW_DIFF	0x1640 /* Low: 5696 bytes below Rx FIFO size */
93 #define	E1000_FC_PAUSE_TIME	0x0680 /* 858 usec */
94 
95 /* PHY Extended Status Register */
96 #define	IEEE_ESR_1000T_HD_CAPS	0x1000	/* 1000T HD capable */
97 #define	IEEE_ESR_1000T_FD_CAPS	0x2000	/* 1000T FD capable */
98 #define	IEEE_ESR_1000X_HD_CAPS	0x4000	/* 1000X HD capable */
99 #define	IEEE_ESR_1000X_FD_CAPS	0x8000	/* 1000X FD capable */
100 
101 /* VMDq MODE supported by hardware */
102 #define	E1000_VMDQ_OFF		0
103 #define	E1000_VMDQ_MAC		1
104 #define	E1000_VMDQ_MAC_RSS	2
105 
106 /* VMDq based on packet destination MAC address */
107 #define	E1000_MRQC_ENABLE_VMDQ_MAC_GROUP	0x00000003
108 /* VMDq based on packet destination MAC address and RSS */
109 #define	E1000_MRQC_ENABLE_VMDQ_MAC_RSS_GROUP	0x00000005
110 /* The default queue in each VMDqs */
111 #define	E1000_VMDQ_MAC_GROUP_DEFAULT_QUEUE	0x100
112 
113 #define	E1000_WRITE_FLUSH(a)	(void) E1000_READ_REG(a, E1000_STATUS)
114 
115 #define	E1000_WRITE_REG(hw, reg, value)	\
116 	ddi_put32((OS_DEP(hw))->reg_handle, \
117 	    (uint32_t *)((uintptr_t)(hw)->hw_addr + reg), (value))
118 
119 #define	E1000_READ_REG(hw, reg)	\
120 	ddi_get32((OS_DEP(hw))->reg_handle, \
121 	    (uint32_t *)((uintptr_t)(hw)->hw_addr + reg))
122 
123 #define	E1000_WRITE_REG_ARRAY(hw, reg, offset, value)	\
124 	ddi_put32((OS_DEP(hw))->reg_handle, \
125 	    (uint32_t *)((uintptr_t)(hw)->hw_addr + reg + ((offset) << 2)), \
126 	    (value))
127 
128 #define	E1000_READ_REG_ARRAY(hw, reg, offset)	\
129 	ddi_get32((OS_DEP(hw))->reg_handle, \
130 	    (uint32_t *)((uintptr_t)(hw)->hw_addr + reg + ((offset) << 2)))
131 
132 #define	E1000_WRITE_REG_ARRAY_DWORD(a, reg, offset, value)	\
133 	E1000_WRITE_REG_ARRAY(a, reg, offset, value)
134 #define	E1000_READ_REG_ARRAY_DWORD(a, reg, offset)		\
135 	E1000_READ_REG_ARRAY(a, reg, offset)
136 
137 
138 #define	E1000_READ_FLASH_REG(hw, reg)	\
139 	ddi_get32((OS_DEP(hw))->ich_flash_handle, \
140 		(uint32_t *)((uintptr_t)(hw)->flash_address + (reg)))
141 
142 #define	E1000_READ_FLASH_REG16(hw, reg)	\
143 	ddi_get16((OS_DEP(hw))->ich_flash_handle, \
144 		(uint16_t *)((uintptr_t)(hw)->flash_address + (reg)))
145 
146 #define	E1000_WRITE_FLASH_REG(hw, reg, value)	\
147 	ddi_put32((OS_DEP(hw))->ich_flash_handle, \
148 		(uint32_t *)((uintptr_t)(hw)->flash_address + (reg)), (value))
149 
150 #define	E1000_WRITE_FLASH_REG16(hw, reg, value)	\
151 	ddi_put16((OS_DEP(hw))->ich_flash_handle, \
152 		(uint16_t *)((uintptr_t)(hw)->flash_address + (reg)), (value))
153 
154 #define	UNREFERENCED_1PARAMETER(_p)		_NOTE(ARGUNUSED(_p))
155 #define	UNREFERENCED_2PARAMETER(_p, _q)		_NOTE(ARGUNUSED(_p, _q))
156 #define	UNREFERENCED_3PARAMETER(_p, _q, _r)	_NOTE(ARGUNUSED(_p, _q, _r))
157 #define	UNREFERENCED_4PARAMETER(_p, _q, _r, _s)	_NOTE(ARGUNUSED(_p, _q, _r, _s))
158 #define	UNREFERENCED_5PARAMETER(_p, _q, _r, _s, _t)	\
159 	_NOTE(ARGUNUSED(_p, _q, _r, _s, _t))
160 
161 #define	__le16		u16
162 #define	__le32		u32
163 #define	__le64		u64
164 
165 typedef	int8_t		s8;
166 typedef	int16_t		s16;
167 typedef	int32_t		s32;
168 typedef	int64_t		s64;
169 typedef uint8_t		u8;
170 typedef	uint16_t 	u16;
171 typedef	uint32_t	u32;
172 typedef	uint64_t	u64;
173 typedef	boolean_t	bool;
174 
175 /*
176  * igb only uses the first two of the ddi_acc_handle_t, the latter end up coming
177  * from the common code for devices that igb doesn't support. For now, we end up
178  * bringing in those other two handles just for making life easier for sharin
179  * code.
180  */
181 struct igb_osdep {
182 	ddi_acc_handle_t reg_handle;
183 	ddi_acc_handle_t cfg_handle;
184 	ddi_acc_handle_t ich_flash_handle; /* UNUSED */
185 	ddi_acc_handle_t io_reg_handle; /* UNUSED */
186 	struct igb *igb;
187 };
188 
189 /* Shared Code Mutex Defines */
190 #define	E1000_MUTEX			kmutex_t
191 #define	E1000_MUTEX_INIT(mutex)		mutex_init(mutex, NULL, \
192 	MUTEX_DRIVER, NULL)
193 #define	E1000_MUTEX_DESTROY(mutex)	mutex_destroy(mutex)
194 
195 #define	E1000_MUTEX_LOCK(mutex)		mutex_enter(mutex)
196 #define	E1000_MUTEX_TRYLOCK(mutex)	mutex_tryenter(mutex)
197 #define	E1000_MUTEX_UNLOCK(mutex)	mutex_exit(mutex)
198 
199 #ifdef __sparc	/* on SPARC, use only memory-mapped routines */
200 #define	E1000_WRITE_REG_IO	E1000_WRITE_REG
201 #else	/* on x86, use port io routines */
202 #define	E1000_WRITE_REG_IO(a, reg, val)	{ \
203 	ddi_put32((OS_DEP(a))->io_reg_handle, \
204 	    (uint32_t *)(a)->io_base, \
205 	    reg); \
206 	ddi_put32((OS_DEP(a))->io_reg_handle, \
207 	    (uint32_t *)((a)->io_base + 4), \
208 	    val); \
209 }
210 #endif	/* __sparc */
211 
212 #ifdef __cplusplus
213 }
214 #endif
215 
216 #endif	/* _IGB_OSDEP_H */
217