2 * Copyright (C) 2006 PA Semi, Inc
4 * Driver for the PA6T-1682M onchip 1G/10G Ethernet MACs, soft state and
5 * hardware register layouts.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 #include <linux/ethtool.h>
25 #include <linux/netdevice.h>
26 #include <linux/spinlock.h>
27 #include <linux/phy.h>
29 struct pasemi_mac_txring {
30 struct pasemi_dmachan chan; /* Must be first */
33 unsigned int next_to_fill;
34 unsigned int next_to_clean;
35 struct pasemi_mac_buffer *ring_info;
36 struct pasemi_mac *mac; /* Needed in intr handler */
39 struct pasemi_mac_rxring {
40 struct pasemi_dmachan chan; /* Must be first */
42 u64 *buffers; /* RX interface buffer ring */
45 unsigned int next_to_fill;
46 unsigned int next_to_clean;
47 struct pasemi_mac_buffer *ring_info;
48 struct pasemi_mac *mac; /* Needed in intr handler */
52 struct net_device *netdev;
54 struct pci_dev *dma_pdev;
55 struct pci_dev *iob_pdev;
56 struct phy_device *phydev;
57 struct napi_struct napi;
60 #define MAC_TYPE_GMAC 1
61 #define MAC_TYPE_XAUI 2
66 struct timer_list rxtimer;
68 struct pasemi_mac_txring *tx;
69 struct pasemi_mac_rxring *rx;
70 char tx_irq_name[10]; /* "eth%d tx" */
71 char rx_irq_name[10]; /* "eth%d rx" */
76 unsigned int msg_enable;
77 char phy_id[BUS_ID_SIZE];
80 /* Software status descriptor (ring_info) */
81 struct pasemi_mac_buffer {
87 /* PCI register offsets and formats */
90 /* MAC CFG register offsets */
92 PAS_MAC_CFG_PCFG = 0x80,
93 PAS_MAC_CFG_TXP = 0x98,
94 PAS_MAC_IPC_CHNL = 0x208,
97 /* MAC CFG register fields */
98 #define PAS_MAC_CFG_PCFG_PE 0x80000000
99 #define PAS_MAC_CFG_PCFG_CE 0x40000000
100 #define PAS_MAC_CFG_PCFG_BU 0x20000000
101 #define PAS_MAC_CFG_PCFG_TT 0x10000000
102 #define PAS_MAC_CFG_PCFG_TSR_M 0x0c000000
103 #define PAS_MAC_CFG_PCFG_TSR_10M 0x00000000
104 #define PAS_MAC_CFG_PCFG_TSR_100M 0x04000000
105 #define PAS_MAC_CFG_PCFG_TSR_1G 0x08000000
106 #define PAS_MAC_CFG_PCFG_TSR_10G 0x0c000000
107 #define PAS_MAC_CFG_PCFG_T24 0x02000000
108 #define PAS_MAC_CFG_PCFG_PR 0x01000000
109 #define PAS_MAC_CFG_PCFG_CRO_M 0x00ff0000
110 #define PAS_MAC_CFG_PCFG_CRO_S 16
111 #define PAS_MAC_CFG_PCFG_IPO_M 0x0000ff00
112 #define PAS_MAC_CFG_PCFG_IPO_S 8
113 #define PAS_MAC_CFG_PCFG_S1 0x00000080
114 #define PAS_MAC_CFG_PCFG_IO_M 0x00000060
115 #define PAS_MAC_CFG_PCFG_IO_MAC 0x00000000
116 #define PAS_MAC_CFG_PCFG_IO_OFF 0x00000020
117 #define PAS_MAC_CFG_PCFG_IO_IND_ETH 0x00000040
118 #define PAS_MAC_CFG_PCFG_IO_IND_IP 0x00000060
119 #define PAS_MAC_CFG_PCFG_LP 0x00000010
120 #define PAS_MAC_CFG_PCFG_TS 0x00000008
121 #define PAS_MAC_CFG_PCFG_HD 0x00000004
122 #define PAS_MAC_CFG_PCFG_SPD_M 0x00000003
123 #define PAS_MAC_CFG_PCFG_SPD_10M 0x00000000
124 #define PAS_MAC_CFG_PCFG_SPD_100M 0x00000001
125 #define PAS_MAC_CFG_PCFG_SPD_1G 0x00000002
126 #define PAS_MAC_CFG_PCFG_SPD_10G 0x00000003
127 #define PAS_MAC_CFG_TXP_FCF 0x01000000
128 #define PAS_MAC_CFG_TXP_FCE 0x00800000
129 #define PAS_MAC_CFG_TXP_FC 0x00400000
130 #define PAS_MAC_CFG_TXP_FPC_M 0x00300000
131 #define PAS_MAC_CFG_TXP_FPC_S 20
132 #define PAS_MAC_CFG_TXP_FPC(x) (((x) << PAS_MAC_CFG_TXP_FPC_S) & \
133 PAS_MAC_CFG_TXP_FPC_M)
134 #define PAS_MAC_CFG_TXP_RT 0x00080000
135 #define PAS_MAC_CFG_TXP_BL 0x00040000
136 #define PAS_MAC_CFG_TXP_SL_M 0x00030000
137 #define PAS_MAC_CFG_TXP_SL_S 16
138 #define PAS_MAC_CFG_TXP_SL(x) (((x) << PAS_MAC_CFG_TXP_SL_S) & \
139 PAS_MAC_CFG_TXP_SL_M)
140 #define PAS_MAC_CFG_TXP_COB_M 0x0000f000
141 #define PAS_MAC_CFG_TXP_COB_S 12
142 #define PAS_MAC_CFG_TXP_COB(x) (((x) << PAS_MAC_CFG_TXP_COB_S) & \
143 PAS_MAC_CFG_TXP_COB_M)
144 #define PAS_MAC_CFG_TXP_TIFT_M 0x00000f00
145 #define PAS_MAC_CFG_TXP_TIFT_S 8
146 #define PAS_MAC_CFG_TXP_TIFT(x) (((x) << PAS_MAC_CFG_TXP_TIFT_S) & \
147 PAS_MAC_CFG_TXP_TIFT_M)
148 #define PAS_MAC_CFG_TXP_TIFG_M 0x000000ff
149 #define PAS_MAC_CFG_TXP_TIFG_S 0
150 #define PAS_MAC_CFG_TXP_TIFG(x) (((x) << PAS_MAC_CFG_TXP_TIFG_S) & \
151 PAS_MAC_CFG_TXP_TIFG_M)
153 #define PAS_MAC_IPC_CHNL_DCHNO_M 0x003f0000
154 #define PAS_MAC_IPC_CHNL_DCHNO_S 16
155 #define PAS_MAC_IPC_CHNL_DCHNO(x) (((x) << PAS_MAC_IPC_CHNL_DCHNO_S) & \
156 PAS_MAC_IPC_CHNL_DCHNO_M)
157 #define PAS_MAC_IPC_CHNL_BCH_M 0x0000003f
158 #define PAS_MAC_IPC_CHNL_BCH_S 0
159 #define PAS_MAC_IPC_CHNL_BCH(x) (((x) << PAS_MAC_IPC_CHNL_BCH_S) & \
160 PAS_MAC_IPC_CHNL_BCH_M)
162 #endif /* PASEMI_MAC_H */