xref: /illumos-gate/usr/src/uts/common/io/e1000g/e1000_osdep.h (revision 1a2d662a91cee3bf82f41cd47c7ae6f3825d9db2)
1 /*
2  * This file is provided under a CDDLv1 license.  When using or
3  * redistributing this file, you may do so under this license.
4  * In redistributing this file this license must be included
5  * and no other modification of this header file is permitted.
6  *
7  * CDDL LICENSE SUMMARY
8  *
9  * Copyright(c) 1999 - 2009 Intel Corporation. All rights reserved.
10  *
11  * The contents of this file are subject to the terms of Version
12  * 1.0 of the Common Development and Distribution License (the "License").
13  *
14  * You should have received a copy of the License with this software.
15  * You can obtain a copy of the License at
16  *	http://www.opensolaris.org/os/licensing.
17  * See the License for the specific language governing permissions
18  * and limitations under the License.
19  */
20 
21 /*
22  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms of the CDDLv1.
24  *
25  * Copyright 2016 Joyent, Inc.
26  */
27 
28 #ifndef _E1000_OSDEP_H
29 #define	_E1000_OSDEP_H
30 
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34 
35 #include <sys/types.h>
36 #include <sys/conf.h>
37 #include <sys/debug.h>
38 #include <sys/stropts.h>
39 #include <sys/stream.h>
40 #include <sys/strlog.h>
41 #include <sys/kmem.h>
42 #include <sys/stat.h>
43 #include <sys/kstat.h>
44 #include <sys/modctl.h>
45 #include <sys/errno.h>
46 #include <sys/ddi.h>
47 #include <sys/sunddi.h>
48 #include <sys/pci.h>
49 #include <sys/atomic.h>
50 #include <sys/note.h>
51 #include <sys/mutex.h>
52 #include <sys/pci_cap.h>
53 #include "e1000g_debug.h"
54 
55 #define	usec_delay(x)		drv_usecwait(x)
56 #define	usec_delay_irq		usec_delay
57 #define	msec_delay(x)		drv_usecwait(x * 1000)
58 #define	msec_delay_irq		msec_delay
59 
60 #ifdef E1000G_DEBUG
61 #define	DEBUGOUT(S)		\
62 	E1000G_DEBUGLOG_0(NULL, E1000G_INFO_LEVEL, S)
63 #define	DEBUGOUT1(S, A)		\
64 	E1000G_DEBUGLOG_1(NULL, E1000G_INFO_LEVEL, S, A)
65 #define	DEBUGOUT2(S, A, B)	\
66 	E1000G_DEBUGLOG_2(NULL, E1000G_INFO_LEVEL, S, A, B)
67 #define	DEBUGOUT3(S, A, B, C)	\
68 	E1000G_DEBUGLOG_3(NULL, E1000G_INFO_LEVEL, S, A, B, C)
69 #define	DEBUGFUNC(F)		\
70 	E1000G_DEBUGLOG_0(NULL, E1000G_TRACE_LEVEL, F)
71 #else
72 #define	DEBUGOUT(S)
73 #define	DEBUGOUT1(S, A)
74 #define	DEBUGOUT2(S, A, B)
75 #define	DEBUGOUT3(S, A, B, C)
76 #define	DEBUGFUNC(F)
77 #endif
78 
79 #define	OS_DEP(hw)		((struct e1000g_osdep *)((hw)->back))
80 
81 #define	false		0
82 #define	true		1
83 #define	FALSE		false
84 #define	TRUE		true
85 
86 #define	CMD_MEM_WRT_INVALIDATE	0x0010	/* BIT_4 */
87 #define	PCI_COMMAND_REGISTER	0x04
88 #define	PCI_EX_CONF_CAP		0xE0
89 #define	ADAPTER_REG_SET		1 /* solaris mapping of adapter registers */
90 #define	ICH_FLASH_REG_SET	2	/* solaris mapping of flash memory */
91 
92 #define	RECEIVE_BUFFER_ALIGN_SIZE	256
93 #define	E1000_MDALIGN			4096
94 #define	E1000_MDALIGN_82546		65536
95 #define	E1000_ERT_2048			0x100
96 
97 /* PHY Extended Status Register */
98 #define	IEEE_ESR_1000T_HD_CAPS	0x1000	/* 1000T HD capable */
99 #define	IEEE_ESR_1000T_FD_CAPS	0x2000	/* 1000T FD capable */
100 #define	IEEE_ESR_1000X_HD_CAPS	0x4000	/* 1000X HD capable */
101 #define	IEEE_ESR_1000X_FD_CAPS	0x8000	/* 1000X FD capable */
102 
103 /*
104  * required by shared code
105  */
106 #define	E1000_WRITE_FLUSH(a)	(void)E1000_READ_REG(a, E1000_STATUS)
107 
108 /*
109  * Note, for all of the following register defines, it's important that these be
110  * in do {} while loops that only run a single time. Previously they were formed
111  * as normal blocks. Unfortunately this would fail in the following form which
112  * is used in the common code:
113  *
114  * if (cond)
115  * 	E1000_WRITE_REG
116  * else
117  * 	...
118  *
119  * When the E1000_WRITE_REG macros was missing the do keyword, the compiler
120  * would end up associating the outer brace of the block with the if statement
121  * and thus the else clause would get left behind.
122  */
123 #define	E1000_WRITE_REG(hw, reg, value)	\
124 do { \
125 	if ((hw)->mac.type != e1000_82542) \
126 		ddi_put32((OS_DEP(hw))->reg_handle, \
127 		    (uint32_t *)((uintptr_t)(hw)->hw_addr + reg), \
128 		    value); \
129 	else \
130 		ddi_put32((OS_DEP(hw))->reg_handle, \
131 		    (uint32_t *)((uintptr_t)(hw)->hw_addr + \
132 		    e1000_translate_register_82542(reg)), \
133 		    value); \
134 } while (0)
135 
136 #define	E1000_READ_REG(hw, reg) (\
137 	((hw)->mac.type != e1000_82542) ? \
138 	    ddi_get32((OS_DEP(hw))->reg_handle, \
139 		(uint32_t *)((uintptr_t)(hw)->hw_addr + reg)) : \
140 	    ddi_get32((OS_DEP(hw))->reg_handle, \
141 		(uint32_t *)((uintptr_t)(hw)->hw_addr + \
142 		e1000_translate_register_82542(reg))))
143 
144 #define	E1000_WRITE_REG_ARRAY(hw, reg, offset, value) \
145 do {\
146 	if ((hw)->mac.type != e1000_82542) \
147 		ddi_put32((OS_DEP(hw))->reg_handle, \
148 		    (uint32_t *)((uintptr_t)(hw)->hw_addr + \
149 		    reg + ((offset) << 2)),\
150 		    value); \
151 	else \
152 		ddi_put32((OS_DEP(hw))->reg_handle, \
153 		    (uint32_t *)((uintptr_t)(hw)->hw_addr + \
154 		    e1000_translate_register_82542(reg) + \
155 		    ((offset) << 2)), value); \
156 } while (0)
157 
158 #define	E1000_READ_REG_ARRAY(hw, reg, offset) (\
159 	((hw)->mac.type != e1000_82542) ? \
160 	    ddi_get32((OS_DEP(hw))->reg_handle, \
161 		(uint32_t *)((uintptr_t)(hw)->hw_addr + reg + \
162 		((offset) << 2))) : \
163 	    ddi_get32((OS_DEP(hw))->reg_handle, \
164 		(uint32_t *)((uintptr_t)(hw)->hw_addr + \
165 		e1000_translate_register_82542(reg) + \
166 		((offset) << 2))))
167 
168 
169 #define	E1000_WRITE_REG_ARRAY_DWORD(a, reg, offset, value)	\
170 	E1000_WRITE_REG_ARRAY(a, reg, offset, value)
171 #define	E1000_READ_REG_ARRAY_DWORD(a, reg, offset)		\
172 	E1000_READ_REG_ARRAY(a, reg, offset)
173 
174 
175 #define	E1000_READ_FLASH_REG(hw, reg)	\
176 	ddi_get32((OS_DEP(hw))->ich_flash_handle, \
177 		(uint32_t *)((uintptr_t)(hw)->flash_address + (reg)))
178 
179 #define	E1000_READ_FLASH_REG16(hw, reg)	\
180 	ddi_get16((OS_DEP(hw))->ich_flash_handle, \
181 		(uint16_t *)((uintptr_t)(hw)->flash_address + (reg)))
182 
183 #define	E1000_WRITE_FLASH_REG(hw, reg, value)	\
184 	ddi_put32((OS_DEP(hw))->ich_flash_handle, \
185 		(uint32_t *)((uintptr_t)(hw)->flash_address + (reg)), (value))
186 
187 #define	E1000_WRITE_FLASH_REG16(hw, reg, value)	\
188 	ddi_put16((OS_DEP(hw))->ich_flash_handle, \
189 		(uint16_t *)((uintptr_t)(hw)->flash_address + (reg)), (value))
190 
191 #define	UNREFERENCED_1PARAMETER(_p)		_NOTE(ARGUNUSED(_p))
192 #define	UNREFERENCED_2PARAMETER(_p, _q)		_NOTE(ARGUNUSED(_p, _q))
193 #define	UNREFERENCED_3PARAMETER(_p, _q, _r)	_NOTE(ARGUNUSED(_p, _q, _r))
194 #define	UNREFERENCED_4PARAMETER(_p, _q, _r, _s)	_NOTE(ARGUNUSED(_p, _q, _r, _s))
195 #define	UNREFERENCED_5PARAMETER(_p, _q, _r, _s, _t)	\
196 	_NOTE(ARGUNUSED(_p, _q, _r, _s, _t))
197 
198 typedef	int8_t		s8;
199 typedef	int16_t		s16;
200 typedef	int32_t		s32;
201 typedef	int64_t		s64;
202 typedef	uint8_t		u8;
203 typedef	uint16_t	u16;
204 typedef	uint32_t	u32;
205 typedef	uint64_t	u64;
206 typedef boolean_t	bool;
207 
208 #define	__le16 u16
209 #define	__le32 u32
210 #define	__le64 u64
211 
212 struct e1000g_osdep {
213 	ddi_acc_handle_t reg_handle;
214 	ddi_acc_handle_t cfg_handle;
215 	ddi_acc_handle_t ich_flash_handle;
216 	ddi_acc_handle_t io_reg_handle;
217 	struct e1000g *adapter;
218 };
219 
220 /* Shared Code Mutex Defines */
221 #define	E1000_MUTEX			kmutex_t
222 #define	E1000_MUTEX_INIT(mutex)		mutex_init(mutex, NULL, \
223 	MUTEX_DRIVER, NULL)
224 #define	E1000_MUTEX_DESTROY(mutex)	mutex_destroy(mutex)
225 
226 #define	E1000_MUTEX_LOCK(mutex)		mutex_enter(mutex)
227 #define	E1000_MUTEX_TRYLOCK(mutex)	mutex_tryenter(mutex)
228 #define	E1000_MUTEX_UNLOCK(mutex)	mutex_exit(mutex)
229 
230 #ifdef __sparc	/* on SPARC, use only memory-mapped routines */
231 #define	E1000_WRITE_REG_IO	E1000_WRITE_REG
232 #else	/* on x86, use port io routines */
233 #define	E1000_WRITE_REG_IO(a, reg, val)	{ \
234 	ddi_put32((OS_DEP(a))->io_reg_handle, \
235 	    (uint32_t *)(a)->io_base, \
236 	    reg); \
237 	ddi_put32((OS_DEP(a))->io_reg_handle, \
238 	    (uint32_t *)((a)->io_base + 4), \
239 	    val); \
240 }
241 #endif	/* __sparc */
242 
243 #ifdef __cplusplus
244 }
245 #endif
246 
247 #endif	/* _E1000_OSDEP_H */
248