1 /*----------------------------------------------------------------------------+
3 | This source code has been made available to you by IBM on an AS-IS
4 | basis. Anyone receiving this source is licensed under IBM
5 | copyrights to use it in any way he or she deems fit, including
6 | copying it, modifying it, compiling it, and redistributing it either
7 | with or without modifications. No license under IBM patents or
8 | patent applications is to be implied by the copyright license.
10 | Any user of this software should understand that IBM cannot provide
11 | technical support for this software and will not be responsible for
12 | any consequences resulting from the use of this software.
14 | Any person who transfers this source code or any derivative work
15 | must include the IBM copyright notice, this paragraph, and the
16 | preceding two paragraphs in the transferred software.
18 | COPYRIGHT I B M CORPORATION 1999
19 | LICENSED MATERIAL - PROGRAM PROPERTY OF I B M
20 +----------------------------------------------------------------------------*/
21 /*----------------------------------------------------------------------------+
23 | File Name: enetemac.h
25 | Function: Header file for the EMAC3 macro on the 405GP.
31 | Date Description of Change BY
32 | --------- --------------------- ---
33 | 29-Apr-99 Created MKW
35 +----------------------------------------------------------------------------*/
41 /*-----------------------------------------------------------------------------+
42 | General enternet defines. 802 frames are not supported.
43 +-----------------------------------------------------------------------------*/
44 #define ENET_ADDR_LENGTH 6
45 #define ENET_ARPTYPE 0x806
48 #define ENET_IPTYPE 0x800
49 #define ARP_CACHE_SIZE 5
53 unsigned char dest_addr[ENET_ADDR_LENGTH];
54 unsigned char source_addr[ENET_ADDR_LENGTH];
56 unsigned char enet_data[1];
60 unsigned long inet_address;
61 unsigned char mac_address[ENET_ADDR_LENGTH];
68 /*Register addresses */
69 #if defined(CONFIG_440)
70 #define ZMII_BASE (CFG_PERIPHERAL_BASE + 0x0780)
71 #define ZMII_FER (ZMII_BASE)
72 #define ZMII_SSR (ZMII_BASE + 4)
73 #define ZMII_SMIISR (ZMII_BASE + 8)
75 #define ZMII_RMII 0x22000000
76 #define ZMII_MDI0 0x80000000
77 #endif /* CONFIG_440 */
79 #if defined(CONFIG_440)
80 #define EMAC_BASE (CFG_PERIPHERAL_BASE + 0x0800)
82 #define EMAC_BASE 0xEF600800
85 #define EMAC_M0 (EMAC_BASE)
86 #define EMAC_M1 (EMAC_BASE + 4)
87 #define EMAC_TXM0 (EMAC_BASE + 8)
88 #define EMAC_TXM1 (EMAC_BASE + 12)
89 #define EMAC_RXM (EMAC_BASE + 16)
90 #define EMAC_ISR (EMAC_BASE + 20)
91 #define EMAC_IER (EMAC_BASE + 24)
92 #define EMAC_IAH (EMAC_BASE + 28)
93 #define EMAC_IAL (EMAC_BASE + 32)
94 #define EMAC_VLAN_TPID_REG (EMAC_BASE + 36)
95 #define EMAC_VLAN_TCI_REG (EMAC_BASE + 40)
96 #define EMAC_PAUSE_TIME_REG (EMAC_BASE + 44)
97 #define EMAC_IND_HASH_1 (EMAC_BASE + 48)
98 #define EMAC_IND_HASH_2 (EMAC_BASE + 52)
99 #define EMAC_IND_HASH_3 (EMAC_BASE + 56)
100 #define EMAC_IND_HASH_4 (EMAC_BASE + 60)
101 #define EMAC_GRP_HASH_1 (EMAC_BASE + 64)
102 #define EMAC_GRP_HASH_2 (EMAC_BASE + 68)
103 #define EMAC_GRP_HASH_3 (EMAC_BASE + 72)
104 #define EMAC_GRP_HASH_4 (EMAC_BASE + 76)
105 #define EMAC_LST_SRC_LOW (EMAC_BASE + 80)
106 #define EMAC_LST_SRC_HI (EMAC_BASE + 84)
107 #define EMAC_I_FRAME_GAP_REG (EMAC_BASE + 88)
108 #define EMAC_STACR (EMAC_BASE + 92)
109 #define EMAC_TRTR (EMAC_BASE + 96)
110 #define EMAC_RX_HI_LO_WMARK (EMAC_BASE + 100)
112 /* bit definitions */
114 #define EMAC_M0_RXI 0x80000000
115 #define EMAC_M0_TXI 0x40000000
116 #define EMAC_M0_SRST 0x20000000
117 #define EMAC_M0_TXE 0x10000000
118 #define EMAC_M0_RXE 0x08000000
119 #define EMAC_M0_WKE 0x04000000
122 #define EMAC_M1_FDE 0x80000000
123 #define EMAC_M1_ILE 0x40000000
124 #define EMAC_M1_VLE 0x20000000
125 #define EMAC_M1_EIFC 0x10000000
126 #define EMAC_M1_APP 0x08000000
127 #define EMAC_M1_AEMI 0x02000000
128 #define EMAC_M1_IST 0x01000000
129 #define EMAC_M1_MF_1000MBPS 0x00800000 /* 0's for 10MBPS */
130 #define EMAC_M1_MF_100MBPS 0x00400000
131 #define EMAC_M1_RFS_4K 0x00300000 /* ~4k for 512 byte */
132 #define EMAC_M1_RFS_2K 0x00200000
133 #define EMAC_M1_RFS_1K 0x00100000
134 #define EMAC_M1_TX_FIFO_2K 0x00080000 /* 0's for 512 byte */
135 #define EMAC_M1_TX_FIFO_1K 0x00040000
136 #define EMAC_M1_TR0_DEPEND 0x00010000 /* 0'x for single packet */
137 #define EMAC_M1_TR0_MULTI 0x00008000
138 #define EMAC_M1_TR1_DEPEND 0x00004000
139 #define EMAC_M1_TR1_MULTI 0x00002000
140 #define EMAC_M1_JUMBO_ENABLE 0x00001000
142 /* Transmit Mode Register 0 */
143 #define EMAC_TXM0_GNP0 0x80000000
144 #define EMAC_TXM0_GNP1 0x40000000
145 #define EMAC_TXM0_GNPD 0x20000000
146 #define EMAC_TXM0_FC 0x10000000
148 /* Receive Mode Register */
149 #define EMAC_RMR_SP 0x80000000
150 #define EMAC_RMR_SFCS 0x40000000
151 #define EMAC_RMR_ARRP 0x20000000
152 #define EMAC_RMR_ARP 0x10000000
153 #define EMAC_RMR_AROP 0x08000000
154 #define EMAC_RMR_ARPI 0x04000000
155 #define EMAC_RMR_PPP 0x02000000
156 #define EMAC_RMR_PME 0x01000000
157 #define EMAC_RMR_PMME 0x00800000
158 #define EMAC_RMR_IAE 0x00400000
159 #define EMAC_RMR_MIAE 0x00200000
160 #define EMAC_RMR_BAE 0x00100000
161 #define EMAC_RMR_MAE 0x00080000
163 /* Interrupt Status & enable Regs */
164 #define EMAC_ISR_OVR 0x02000000
165 #define EMAC_ISR_PP 0x01000000
166 #define EMAC_ISR_BP 0x00800000
167 #define EMAC_ISR_RP 0x00400000
168 #define EMAC_ISR_SE 0x00200000
169 #define EMAC_ISR_SYE 0x00100000
170 #define EMAC_ISR_BFCS 0x00080000
171 #define EMAC_ISR_PTLE 0x00040000
172 #define EMAC_ISR_ORE 0x00020000
173 #define EMAC_ISR_IRE 0x00010000
174 #define EMAC_ISR_DBDM 0x00000200
175 #define EMAC_ISR_DB0 0x00000100
176 #define EMAC_ISR_SE0 0x00000080
177 #define EMAC_ISR_TE0 0x00000040
178 #define EMAC_ISR_DB1 0x00000020
179 #define EMAC_ISR_SE1 0x00000010
180 #define EMAC_ISR_TE1 0x00000008
181 #define EMAC_ISR_MOS 0x00000002
182 #define EMAC_ISR_MOF 0x00000001
185 /* STA CONTROL REG */
186 #define EMAC_STACR_OC 0x00008000
187 #define EMAC_STACR_PHYE 0x00004000
188 #define EMAC_STACR_WRITE 0x00002000
189 #define EMAC_STACR_READ 0x00001000
190 #define EMAC_STACR_CLK_83MHZ 0x00000800 /* 0's for 50Mhz */
191 #define EMAC_STACR_CLK_66MHZ 0x00000400
192 #define EMAC_STACR_CLK_100MHZ 0x00000C00
194 /* Transmit Request Threshold Register */
195 #define EMAC_TRTR_256 0x18000000 /* 0's for 64 Bytes */
196 #define EMAC_TRTR_192 0x10000000
197 #define EMAC_TRTR_128 0x01000000
199 /* the follwing defines are for the MadMAL status and control registers. */
200 /* For bits 0..5 look at the mal.h file */
201 #define EMAC_TX_CTRL_GFCS 0x0200
202 #define EMAC_TX_CTRL_GP 0x0100
203 #define EMAC_TX_CTRL_ISA 0x0080
204 #define EMAC_TX_CTRL_RSA 0x0040
205 #define EMAC_TX_CTRL_IVT 0x0020
206 #define EMAC_TX_CTRL_RVT 0x0010
208 #define EMAC_TX_CTRL_DEFAULT (EMAC_TX_CTRL_GFCS |EMAC_TX_CTRL_GP)
210 #define EMAC_TX_ST_BFCS 0x0200
211 #define EMAC_TX_ST_BPP 0x0100
212 #define EMAC_TX_ST_LCS 0x0080
213 #define EMAC_TX_ST_ED 0x0040
214 #define EMAC_TX_ST_EC 0x0020
215 #define EMAC_TX_ST_LC 0x0010
216 #define EMAC_TX_ST_MC 0x0008
217 #define EMAC_TX_ST_SC 0x0004
218 #define EMAC_TX_ST_UR 0x0002
219 #define EMAC_TX_ST_SQE 0x0001
221 #define EMAC_TX_ST_DEFAULT 0x03F3
224 /* madmal receive status / Control bits */
226 #define EMAC_RX_ST_OE 0x0200
227 #define EMAC_RX_ST_PP 0x0100
228 #define EMAC_RX_ST_BP 0x0080
229 #define EMAC_RX_ST_RP 0x0040
230 #define EMAC_RX_ST_SE 0x0020
231 #define EMAC_RX_ST_AE 0x0010
232 #define EMAC_RX_ST_BFCS 0x0008
233 #define EMAC_RX_ST_PTL 0x0004
234 #define EMAC_RX_ST_ORE 0x0002
235 #define EMAC_RX_ST_IRE 0x0001
236 /* all the errors we care about */
237 #define EMAC_RX_ERRORS 0x03FF
239 #define NUM_RX_BUFF PKTBUFSRX
240 #define NUM_TX_BUFF 1
242 #define MAX_ERR_LOG 10
243 typedef struct emac_stats_st{ /* Statistic Block */
252 short tx_err_log[MAX_ERR_LOG];
253 short rx_err_log[MAX_ERR_LOG];
254 } EMAC_STATS_ST, *EMAC_STATS_PST;
256 /* Structure containing variables used by the shared code (440gx_enet.c) */
257 typedef struct emac_440gx_hw_st {
258 uint32_t hw_addr; /* EMAC offset */
259 uint32_t tah_addr; /* TAH offset */
262 uint32_t original_fc;
264 uint32_t autoneg_failed;
266 volatile mal_desc_t *tx;
267 volatile mal_desc_t *rx;
268 bd_t *bis; /* for eth_init upon mal error */
269 mal_desc_t *alloc_tx_buf;
270 mal_desc_t *alloc_rx_buf;
274 int tbi_compatibility_en;
275 int tbi_compatibility_on;
281 int rx_slot; /* MAL Receive Slot */
282 int rx_i_index; /* Receive Interrupt Queue Index */
283 int rx_u_index; /* Receive User Queue Index */
284 int tx_slot; /* MAL Transmit Slot */
285 int tx_i_index; /* Transmit Interrupt Queue Index */
286 int tx_u_index; /* Transmit User Queue Index */
287 int rx_ready[NUM_RX_BUFF]; /* Receive Ready Queue */
288 int tx_run[NUM_TX_BUFF]; /* Transmit Running Queue */
289 int is_receiving; /* sync with eth interrupt */
290 int print_speed; /* print speed message upon start */
292 } EMAC_405_HW_ST, *EMAC_405_HW_PST;
294 /*-----------------------------------------------------------------------------+
295 | Function prototypes for device table.
296 +-----------------------------------------------------------------------------*/
297 #endif /* _enetLib_h_ */