1 /** @file
2 *  SMSC LAN91x series Network Controller Driver.
3 *
4 *  Copyright (c) 2013 Linaro.org
5 *
6 *  This program and the accompanying materials are licensed and
7 *  made available under the terms and conditions of the BSD License
8 *  which accompanies this distribution.  The full text of the license
9 *  may be found at: http://opensource.org/licenses/bsd-license.php
10 *
11 *  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
12 *  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
13 *
14 **/
15 
16 #ifndef __LAN91XDXEHW_H__
17 #define __LAN91XDXEHW_H__
18 
19 #include <Base.h>
20 
21 #define MakeRegister(Bank, Offset)  (((Bank) << 8) | (Offset))
22 #define RegisterToBank(Register)    (((Register) >> 8) & 0x07)
23 #define RegisterToOffset(Register)  ((Register) & 0x0f)
24 
25 /*---------------------------------------------------------------------------------------------------------------------
26 
27 	SMSC LAN91x Registers
28 
29 ---------------------------------------------------------------------------------------------------------------------*/
30 #define LAN91X_BANK_OFFSET      0xe                     // Bank Select Register (all banks)
31 
32 #define LAN91X_TCR      MakeRegister (0, 0x0)           // Transmit Control Register
33 #define LAN91X_EPHSR    MakeRegister (0, 0x2)           // EPH Status Register
34 #define LAN91X_RCR      MakeRegister (0, 0x4)           // Receive Control Register
35 #define LAN91X_ECR      MakeRegister (0, 0x6)           // Counter Register
36 #define LAN91X_MIR      MakeRegister (0, 0x8)           // Memory Information Register
37 #define LAN91X_RPCR     MakeRegister (0, 0xa)           // Receive/Phy Control Register
38 
39 #define LAN91X_CR       MakeRegister (1, 0x0)           // Configuration Register
40 #define LAN91X_BAR      MakeRegister (1, 0x2)           // Base Address Register
41 #define LAN91X_IAR0     MakeRegister (1, 0x4)           // Individual Address Register 0
42 #define LAN91X_IAR1     MakeRegister (1, 0x5)           // Individual Address Register 1
43 #define LAN91X_IAR2     MakeRegister (1, 0x6)           // Individual Address Register 2
44 #define LAN91X_IAR3     MakeRegister (1, 0x7)           // Individual Address Register 3
45 #define LAN91X_IAR4     MakeRegister (1, 0x8)           // Individual Address Register 4
46 #define LAN91X_IAR5     MakeRegister (1, 0x9)           // Individual Address Register 5
47 #define LAN91X_GPR      MakeRegister (1, 0xa)           // General Purpose Register
48 #define LAN91X_CTR      MakeRegister (1, 0xc)           // Control Register
49 
50 #define LAN91X_MMUCR    MakeRegister (2, 0x0)           // MMU Command Register
51 #define LAN91X_PNR      MakeRegister (2, 0x2)           // Packet Number Register
52 #define LAN91X_ARR      MakeRegister (2, 0x3)           // Allocation Result Register
53 #define LAN91X_FIFO     MakeRegister (2, 0x4)           // FIFO Ports Register
54 #define LAN91X_PTR      MakeRegister (2, 0x6)           // Pointer Register
55 #define LAN91X_DATA0    MakeRegister (2, 0x8)           // Data Register 0
56 #define LAN91X_DATA1    MakeRegister (2, 0x9)           // Data Register 1
57 #define LAN91X_DATA2    MakeRegister (2, 0xa)           // Data Register 2
58 #define LAN91X_DATA3    MakeRegister (2, 0xb)           // Data Register 3
59 #define LAN91X_IST      MakeRegister (2, 0xc)           // Interrupt Status Register
60 #define LAN91X_MSK      MakeRegister (2, 0xd)           // Interrupt Mask Register
61 
62 #define LAN91X_MT0      MakeRegister (3, 0x0)           // Multicast Table Register 0
63 #define LAN91X_MT1      MakeRegister (3, 0x1)           // Multicast Table Register 1
64 #define LAN91X_MT2      MakeRegister (3, 0x2)           // Multicast Table Register 2
65 #define LAN91X_MT3      MakeRegister (3, 0x3)           // Multicast Table Register 3
66 #define LAN91X_MT4      MakeRegister (3, 0x4)           // Multicast Table Register 4
67 #define LAN91X_MT5      MakeRegister (3, 0x5)           // Multicast Table Register 5
68 #define LAN91X_MT6      MakeRegister (3, 0x6)           // Multicast Table Register 6
69 #define LAN91X_MT7      MakeRegister (3, 0x7)           // Multicast Table Register 7
70 #define LAN91X_MGMT     MakeRegister (3, 0x8)           // Management Interface Register
71 #define LAN91X_REV      MakeRegister (3, 0xa)           // Revision Register
72 #define LAN91X_RCV      MakeRegister (3, 0xc)           // RCV Register
73 
74 // Transmit Control Register Bits
75 #define TCR_TXENA       BIT0
76 #define TCR_LOOP        BIT1
77 #define TCR_FORCOL      BIT2
78 #define TCR_PAD_EN      BIT7
79 #define TCR_NOCRC       BIT8
80 #define TCR_MON_CSN     BIT10
81 #define TCR_FDUPLX      BIT11
82 #define TCR_STP_SQET    BIT12
83 #define TCR_EPH_LOOP    BIT13
84 #define TCR_SWFDUP      BIT15
85 
86 #define TCR_DEFAULT     (TCR_TXENA | TCR_PAD_EN)
87 #define TCR_CLEAR       0x0
88 
89 // EPH Status Register Bits
90 #define EPHSR_TX_SUC    BIT0
91 #define EPHSR_SNGLCOL   BIT1
92 #define EPHSR_MULCOL    BIT2
93 #define EPHSR_LTX_MULT  BIT3
94 #define EPHSR_16COL     BIT4
95 #define EPHSR_SQET      BIT5
96 #define EPHSR_LTX_BRD   BIT6
97 #define EPHSR_TX_DEFR   BIT7
98 #define EPHSR_LATCOL    BIT9
99 #define EPHSR_LOST_CARR BIT10
100 #define EPHSR_EXC_DEF   BIT11
101 #define EPHSR_CTR_ROL   BIT12
102 #define EPHSR_LINK_OK   BIT14
103 
104 // Receive Control Register Bits
105 #define RCR_RX_ABORT    BIT0
106 #define RCR_PRMS        BIT1
107 #define RCR_ALMUL       BIT2
108 #define RCR_RXEN        BIT8
109 #define RCR_STRIP_CRC   BIT9
110 #define RCR_ABORT_ENB   BIT13
111 #define RCR_FILT_CAR    BIT14
112 #define RCR_SOFT_RST    BIT15
113 
114 #define RCR_DEFAULT     (RCR_STRIP_CRC | RCR_RXEN)
115 #define RCR_CLEAR       0x0
116 
117 // Receive/Phy Control Register Bits
118 #define RPCR_LS0B       BIT2
119 #define RPCR_LS1B       BIT3
120 #define RPCR_LS2B       BIT4
121 #define RPCR_LS0A       BIT5
122 #define RPCR_LS1A       BIT6
123 #define RPCR_LS2A       BIT7
124 #define RPCR_ANEG       BIT11
125 #define RPCR_DPLX       BIT12
126 #define RPCR_SPEED      BIT13
127 
128 // Configuration Register Bits
129 #define CR_EXT_PHY      BIT9
130 #define CR_GPCNTRL      BIT10
131 #define CR_NO_WAIT      BIT12
132 #define CR_EPH_POWER_EN BIT15
133 
134 #define CR_DEFAULT      (CR_EPH_POWER_EN | CR_NO_WAIT)
135 
136 // Control Register Bits
137 #define CTR_STORE       BIT0
138 #define CTR_RELOAD      BIT1
139 #define CTR_EEPROM_SEL  BIT2
140 #define CTR_TE_ENABLE   BIT5
141 #define CTR_CR_ENABLE   BIT6
142 #define CTR_LE_ENABLE   BIT7
143 #define CTR_AUTO_REL    BIT11
144 #define CTR_RCV_BAD     BIT14
145 
146 #define	CTR_RESERVED	(BIT12 | BIT9 | BIT4)
147 #define CTR_DEFAULT     (CTR_RESERVED | CTR_AUTO_REL)
148 
149 // MMU Command Register Bits
150 #define MMUCR_BUSY      BIT0
151 
152 // MMU Command Register Operaction Codes
153 #define MMUCR_OP_NOOP           (0 << 5)        // No operation
154 #define MMUCR_OP_TX_ALLOC       (1 << 5)        // Allocate memory for TX
155 #define MMUCR_OP_RESET_MMU      (2 << 5)        // Reset MMU to initial state
156 #define MMUCR_OP_RX_POP         (3 << 5)        // Remove frame from top of RX FIFO
157 #define MMUCR_OP_RX_POP_REL     (4 << 5)        // Remove and release frame from top of RX FIFO
158 #define MMUCR_OP_RX_REL         (5 << 5)        // Release specific RX frame
159 #define MMUCR_OP_TX_PUSH        (6 << 5)        // Enqueue packet number into TX FIFO
160 #define MMUCR_OP_TX_RESET       (7 << 5)        // Reset TX FIFOs
161 
162 // Packet Number Register Bits
163 #define PNR_PACKET      (0x3f)
164 
165 // Allocation Result Register Bits
166 #define ARR_PACKET      (0x3f)
167 #define ARR_FAILED      BIT7
168 
169 // FIFO Ports Register Bits
170 #define FIFO_TX_PACKET  (0x003f)
171 #define FIFO_TEMPTY     BIT7
172 #define FIFO_RX_PACKET  (0x3f00)
173 #define FIFO_REMPTY     BIT15
174 
175 // Pointer Register Bits
176 #define PTR_POINTER     (0x07ff)
177 #define PTR_NOT_EMPTY   BIT11
178 #define PTR_READ        BIT13
179 #define PTR_AUTO_INCR   BIT14
180 #define PTR_RCV         BIT15
181 
182 // Interupt Status and Mask Register Bits
183 #define IST_RCV         BIT0
184 #define IST_TX          BIT1
185 #define IST_TX_EMPTY    BIT2
186 #define IST_ALLOC       BIT3
187 #define IST_RX_OVRN     BIT4
188 #define IST_EPH         BIT5
189 #define IST_MD          BIT7
190 
191 // Management Interface
192 #define MGMT_MDO        BIT0
193 #define MGMT_MDI        BIT1
194 #define MGMT_MCLK       BIT2
195 #define MGMT_MDOE       BIT3
196 #define MGMT_MSK_CRS100 BIT14
197 
198 // RCV Register
199 #define RCV_MBO         (0x1f)
200 #define RCV_RCV_DISCRD  BIT7
201 
202 // Packet RX Status word bits
203 #define RX_MULTICAST    BIT0
204 #define RX_HASH         (0x7e)
205 #define RX_TOO_SHORT    BIT10
206 #define RX_TOO_LONG     BIT11
207 #define RX_ODD_FRAME    BIT12
208 #define RX_BAD_CRC      BIT13
209 #define RX_BROADCAST    BIT14
210 #define RX_ALGN_ERR     BIT15
211 
212 // Packet Byte Count word bits
213 #define	BCW_COUNT	(0x7fe)
214 
215 // Packet Control Word bits
216 #define PCW_ODD_BYTE    (0x00ff)
217 #define PCW_CRC         BIT12
218 #define PCW_ODD         BIT13
219 
220 /*---------------------------------------------------------------------------------------------------------------------
221 
222 	SMSC PHY Registers
223 
224 	Most of these should be common, as there is
225 	documented STANDARD for PHY registers!
226 
227 ---------------------------------------------------------------------------------------------------------------------*/
228 //
229 // PHY Register Numbers
230 //
231 #define PHY_INDEX_BASIC_CTRL              0
232 #define PHY_INDEX_BASIC_STATUS            1
233 #define PHY_INDEX_ID1                     2
234 #define PHY_INDEX_ID2                     3
235 #define PHY_INDEX_AUTO_NEG_ADVERT         4
236 #define PHY_INDEX_AUTO_NEG_LINK_ABILITY   5
237 
238 #define PHY_INDEX_CONFIG1                 16
239 #define PHY_INDEX_CONFIG2                 17
240 #define PHY_INDEX_STATUS_OUTPUT           18
241 #define PHY_INDEX_MASK                    19
242 
243 
244 // PHY control register bits
245 #define PHYCR_COLL_TEST                       BIT7                  // Collision test enable
246 #define PHYCR_DUPLEX_MODE                     BIT8                  // Set Duplex Mode
247 #define PHYCR_RST_AUTO                        BIT9                  // Restart Auto-Negotiation of Link abilities
248 #define PHYCR_PD                              BIT11                 // Power-Down switch
249 #define PHYCR_AUTO_EN                         BIT12                 // Auto-Negotiation Enable
250 #define PHYCR_SPEED_SEL                       BIT13                 // Link Speed Selection
251 #define PHYCR_LOOPBK                          BIT14                 // Set loopback mode
252 #define PHYCR_RESET                           BIT15                 // Do a PHY reset
253 
254 // PHY status register bits
255 #define PHYSTS_EXT_CAP                        BIT0                  // Extended Capabilities Register capability
256 #define PHYSTS_JABBER                         BIT1                  // Jabber condition detected
257 #define PHYSTS_LINK_STS                       BIT2                  // Link Status
258 #define PHYSTS_AUTO_CAP                       BIT3                  // Auto-Negotiation Capability
259 #define PHYSTS_REMOTE_FAULT                   BIT4                  // Remote fault detected
260 #define PHYSTS_AUTO_COMP                      BIT5                  // Auto-Negotiation Completed
261 #define PHYSTS_10BASET_HDPLX                  BIT11                 // 10Mbps Half-Duplex ability
262 #define PHYSTS_10BASET_FDPLX                  BIT12                 // 10Mbps Full-Duplex ability
263 #define PHYSTS_100BASETX_HDPLX                BIT13                 // 100Mbps Half-Duplex ability
264 #define PHYSTS_100BASETX_FDPLX                BIT14                 // 100Mbps Full-Duplex ability
265 #define PHYSTS_100BASE_T4                     BIT15                 // Base T4 ability
266 
267 // PHY Auto-Negotiation advertisement
268 #define PHYANA_SEL_MASK                       ((UINT32)0x1F)        // Link type selector
269 #define PHYANA_CSMA                           BIT0                  // Advertise CSMA capability
270 #define PHYANA_10BASET                        BIT5                  // Advertise 10BASET capability
271 #define PHYANA_10BASETFD                      BIT6                  // Advertise 10BASET Full duplex capability
272 #define PHYANA_100BASETX                      BIT7                  // Advertise 100BASETX capability
273 #define PHYANA_100BASETXFD                    BIT8                  // Advertise 100 BASETX Full duplex capability
274 #define PHYANA_100BASET4                      BIT9                  // Advertise 100 BASETX Full duplex capability
275 #define PHYANA_PAUSE_OP_MASK                  (3 << 10)             // Advertise PAUSE frame capability
276 #define PHYANA_REMOTE_FAULT                   BIT13                 // Remote fault detected
277 
278 #endif /* __LAN91XDXEHW_H__ */
279