Masakazu Mokuno | 02c1889 | 2007-07-05 20:11:16 +0900 | [diff] [blame] | 1 | /* |
| 2 | * PS3 Platfom gelic network driver. |
| 3 | * |
| 4 | * Copyright (C) 2007 Sony Computer Entertainment Inc. |
| 5 | * Copyright 2006, 2007 Sony Corporation. |
| 6 | * |
| 7 | * This file is based on: spider_net.h |
| 8 | * |
| 9 | * (C) Copyright IBM Corp. 2005 |
| 10 | * |
| 11 | * Authors : Utz Bacher <utz.bacher@de.ibm.com> |
| 12 | * Jens Osterkamp <Jens.Osterkamp@de.ibm.com> |
| 13 | * |
| 14 | * This program is free software; you can redistribute it and/or modify |
| 15 | * it under the terms of the GNU General Public License as published by |
| 16 | * the Free Software Foundation; either version 2, or (at your option) |
| 17 | * any later version. |
| 18 | * |
| 19 | * This program is distributed in the hope that it will be useful, |
| 20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 22 | * GNU General Public License for more details. |
| 23 | * |
| 24 | * You should have received a copy of the GNU General Public License |
| 25 | * along with this program; if not, write to the Free Software |
| 26 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 27 | */ |
| 28 | #ifndef _GELIC_NET_H |
| 29 | #define _GELIC_NET_H |
| 30 | |
Masakazu Mokuno | 02c1889 | 2007-07-05 20:11:16 +0900 | [diff] [blame] | 31 | /* descriptors */ |
| 32 | #define GELIC_NET_RX_DESCRIPTORS 128 /* num of descriptors */ |
| 33 | #define GELIC_NET_TX_DESCRIPTORS 128 /* num of descriptors */ |
| 34 | |
Masakazu Mokuno | fe6d3a4 | 2007-07-20 17:39:25 +0900 | [diff] [blame] | 35 | #define GELIC_NET_MAX_MTU VLAN_ETH_FRAME_LEN |
| 36 | #define GELIC_NET_MIN_MTU VLAN_ETH_ZLEN |
Masakazu Mokuno | 02c1889 | 2007-07-05 20:11:16 +0900 | [diff] [blame] | 37 | #define GELIC_NET_RXBUF_ALIGN 128 |
| 38 | #define GELIC_NET_RX_CSUM_DEFAULT 1 /* hw chksum */ |
| 39 | #define GELIC_NET_WATCHDOG_TIMEOUT 5*HZ |
| 40 | #define GELIC_NET_NAPI_WEIGHT (GELIC_NET_RX_DESCRIPTORS) |
| 41 | #define GELIC_NET_BROADCAST_ADDR 0xffffffffffffL |
| 42 | #define GELIC_NET_VLAN_POS (VLAN_ETH_ALEN * 2) |
| 43 | #define GELIC_NET_VLAN_MAX 4 |
| 44 | #define GELIC_NET_MC_COUNT_MAX 32 /* multicast address list */ |
| 45 | |
| 46 | enum gelic_net_int0_status { |
| 47 | GELIC_NET_GDTDCEINT = 24, |
| 48 | GELIC_NET_GRFANMINT = 28, |
| 49 | }; |
| 50 | |
| 51 | /* GHIINT1STS bits */ |
| 52 | enum gelic_net_int1_status { |
| 53 | GELIC_NET_GDADCEINT = 14, |
| 54 | }; |
| 55 | |
| 56 | /* interrupt mask */ |
| 57 | #define GELIC_NET_TXINT (1L << (GELIC_NET_GDTDCEINT + 32)) |
| 58 | |
| 59 | #define GELIC_NET_RXINT0 (1L << (GELIC_NET_GRFANMINT + 32)) |
| 60 | #define GELIC_NET_RXINT1 (1L << GELIC_NET_GDADCEINT) |
| 61 | #define GELIC_NET_RXINT (GELIC_NET_RXINT0 | GELIC_NET_RXINT1) |
| 62 | |
| 63 | /* RX descriptor data_status bits */ |
| 64 | #define GELIC_NET_RXDMADU 0x80000000 /* destination MAC addr unknown */ |
| 65 | #define GELIC_NET_RXLSTFBF 0x40000000 /* last frame buffer */ |
| 66 | #define GELIC_NET_RXIPCHK 0x20000000 /* IP checksum performed */ |
| 67 | #define GELIC_NET_RXTCPCHK 0x10000000 /* TCP/UDP checksup performed */ |
| 68 | #define GELIC_NET_RXIPSPKT 0x08000000 /* IPsec packet */ |
| 69 | #define GELIC_NET_RXIPSAHPRT 0x04000000 /* IPsec AH protocol performed */ |
| 70 | #define GELIC_NET_RXIPSESPPRT 0x02000000 /* IPsec ESP protocol performed */ |
| 71 | #define GELIC_NET_RXSESPAH 0x01000000 /* |
| 72 | * IPsec ESP protocol auth |
| 73 | * performed |
| 74 | */ |
| 75 | |
| 76 | #define GELIC_NET_RXWTPKT 0x00C00000 /* |
| 77 | * wakeup trigger packet |
| 78 | * 01: Magic Packet (TM) |
| 79 | * 10: ARP packet |
| 80 | * 11: Multicast MAC addr |
| 81 | */ |
| 82 | #define GELIC_NET_RXVLNPKT 0x00200000 /* VLAN packet */ |
| 83 | /* bit 20..16 reserved */ |
Masakazu Mokuno | fe6d3a4 | 2007-07-20 17:39:25 +0900 | [diff] [blame] | 84 | #define GELIC_NET_RXRRECNUM 0x0000ff00 /* reception receipt number */ |
| 85 | #define GELIC_NET_RXRRECNUM_SHIFT 8 |
Masakazu Mokuno | 02c1889 | 2007-07-05 20:11:16 +0900 | [diff] [blame] | 86 | /* bit 7..0 reserved */ |
| 87 | |
| 88 | #define GELIC_NET_TXDESC_TAIL 0 |
| 89 | #define GELIC_NET_DATA_STATUS_CHK_MASK (GELIC_NET_RXIPCHK | GELIC_NET_RXTCPCHK) |
| 90 | |
| 91 | /* RX descriptor data_error bits */ |
| 92 | /* bit 31 reserved */ |
| 93 | #define GELIC_NET_RXALNERR 0x40000000 /* alignement error 10/100M */ |
| 94 | #define GELIC_NET_RXOVERERR 0x20000000 /* oversize error */ |
| 95 | #define GELIC_NET_RXRNTERR 0x10000000 /* Runt error */ |
| 96 | #define GELIC_NET_RXIPCHKERR 0x08000000 /* IP checksum error */ |
| 97 | #define GELIC_NET_RXTCPCHKERR 0x04000000 /* TCP/UDP checksum error */ |
| 98 | #define GELIC_NET_RXUMCHSP 0x02000000 /* unmatched sp on sp */ |
| 99 | #define GELIC_NET_RXUMCHSPI 0x01000000 /* unmatched SPI on SAD */ |
| 100 | #define GELIC_NET_RXUMCHSAD 0x00800000 /* unmatched SAD */ |
| 101 | #define GELIC_NET_RXIPSAHERR 0x00400000 /* auth error on AH protocol |
| 102 | * processing */ |
| 103 | #define GELIC_NET_RXIPSESPAHERR 0x00200000 /* auth error on ESP protocol |
| 104 | * processing */ |
| 105 | #define GELIC_NET_RXDRPPKT 0x00100000 /* drop packet */ |
| 106 | #define GELIC_NET_RXIPFMTERR 0x00080000 /* IP packet format error */ |
| 107 | /* bit 18 reserved */ |
| 108 | #define GELIC_NET_RXDATAERR 0x00020000 /* IP packet format error */ |
| 109 | #define GELIC_NET_RXCALERR 0x00010000 /* cariier extension length |
| 110 | * error */ |
| 111 | #define GELIC_NET_RXCREXERR 0x00008000 /* carrier extention error */ |
| 112 | #define GELIC_NET_RXMLTCST 0x00004000 /* multicast address frame */ |
| 113 | /* bit 13..0 reserved */ |
| 114 | #define GELIC_NET_DATA_ERROR_CHK_MASK \ |
| 115 | (GELIC_NET_RXIPCHKERR | GELIC_NET_RXTCPCHKERR) |
| 116 | |
| 117 | |
| 118 | /* tx descriptor command and status */ |
| 119 | #define GELIC_NET_DMAC_CMDSTAT_NOCS 0xa0080000 /* middle of frame */ |
| 120 | #define GELIC_NET_DMAC_CMDSTAT_TCPCS 0xa00a0000 |
| 121 | #define GELIC_NET_DMAC_CMDSTAT_UDPCS 0xa00b0000 |
| 122 | #define GELIC_NET_DMAC_CMDSTAT_END_FRAME 0x00040000 /* end of frame */ |
| 123 | |
| 124 | #define GELIC_NET_DMAC_CMDSTAT_RXDCEIS 0x00000002 /* descriptor chain end |
| 125 | * interrupt status */ |
| 126 | |
| 127 | #define GELIC_NET_DMAC_CMDSTAT_CHAIN_END 0x00000002 /* RXDCEIS:DMA stopped */ |
Masakazu Mokuno | 02c1889 | 2007-07-05 20:11:16 +0900 | [diff] [blame] | 128 | #define GELIC_NET_DESCR_IND_PROC_SHIFT 28 |
| 129 | #define GELIC_NET_DESCR_IND_PROC_MASKO 0x0fffffff |
| 130 | |
| 131 | |
| 132 | enum gelic_net_descr_status { |
Masakazu Mokuno | fe6d3a4 | 2007-07-20 17:39:25 +0900 | [diff] [blame] | 133 | GELIC_NET_DESCR_COMPLETE = 0x00, /* used in tx */ |
| 134 | GELIC_NET_DESCR_BUFFER_FULL = 0x00, /* used in rx */ |
Masakazu Mokuno | 02c1889 | 2007-07-05 20:11:16 +0900 | [diff] [blame] | 135 | GELIC_NET_DESCR_RESPONSE_ERROR = 0x01, /* used in rx and tx */ |
| 136 | GELIC_NET_DESCR_PROTECTION_ERROR = 0x02, /* used in rx and tx */ |
| 137 | GELIC_NET_DESCR_FRAME_END = 0x04, /* used in rx */ |
| 138 | GELIC_NET_DESCR_FORCE_END = 0x05, /* used in rx and tx */ |
| 139 | GELIC_NET_DESCR_CARDOWNED = 0x0a, /* used in rx and tx */ |
Masakazu Mokuno | fe6d3a4 | 2007-07-20 17:39:25 +0900 | [diff] [blame] | 140 | GELIC_NET_DESCR_NOT_IN_USE = 0x0b /* any other value */ |
Masakazu Mokuno | 02c1889 | 2007-07-05 20:11:16 +0900 | [diff] [blame] | 141 | }; |
| 142 | /* for lv1_net_control */ |
| 143 | #define GELIC_NET_GET_MAC_ADDRESS 0x0000000000000001 |
| 144 | #define GELIC_NET_GET_ETH_PORT_STATUS 0x0000000000000002 |
| 145 | #define GELIC_NET_SET_NEGOTIATION_MODE 0x0000000000000003 |
| 146 | #define GELIC_NET_GET_VLAN_ID 0x0000000000000004 |
| 147 | |
| 148 | #define GELIC_NET_LINK_UP 0x0000000000000001 |
| 149 | #define GELIC_NET_FULL_DUPLEX 0x0000000000000002 |
| 150 | #define GELIC_NET_AUTO_NEG 0x0000000000000004 |
| 151 | #define GELIC_NET_SPEED_10 0x0000000000000010 |
| 152 | #define GELIC_NET_SPEED_100 0x0000000000000020 |
| 153 | #define GELIC_NET_SPEED_1000 0x0000000000000040 |
| 154 | |
| 155 | #define GELIC_NET_VLAN_ALL 0x0000000000000001 |
| 156 | #define GELIC_NET_VLAN_WIRED 0x0000000000000002 |
| 157 | #define GELIC_NET_VLAN_WIRELESS 0x0000000000000003 |
| 158 | #define GELIC_NET_VLAN_PSP 0x0000000000000004 |
| 159 | #define GELIC_NET_VLAN_PORT0 0x0000000000000010 |
| 160 | #define GELIC_NET_VLAN_PORT1 0x0000000000000011 |
| 161 | #define GELIC_NET_VLAN_PORT2 0x0000000000000012 |
| 162 | #define GELIC_NET_VLAN_DAEMON_CLIENT_BSS 0x0000000000000013 |
| 163 | #define GELIC_NET_VLAN_LIBERO_CLIENT_BSS 0x0000000000000014 |
| 164 | #define GELIC_NET_VLAN_NO_ENTRY -6 |
| 165 | |
| 166 | #define GELIC_NET_PORT 2 /* for port status */ |
| 167 | |
| 168 | /* size of hardware part of gelic descriptor */ |
| 169 | #define GELIC_NET_DESCR_SIZE (32) |
| 170 | struct gelic_net_descr { |
| 171 | /* as defined by the hardware */ |
| 172 | u32 buf_addr; |
| 173 | u32 buf_size; |
| 174 | u32 next_descr_addr; |
| 175 | u32 dmac_cmd_status; |
| 176 | u32 result_size; |
| 177 | u32 valid_size; /* all zeroes for tx */ |
| 178 | u32 data_status; |
| 179 | u32 data_error; /* all zeroes for tx */ |
| 180 | |
| 181 | /* used in the driver */ |
| 182 | struct sk_buff *skb; |
| 183 | dma_addr_t bus_addr; |
| 184 | struct gelic_net_descr *next; |
| 185 | struct gelic_net_descr *prev; |
| 186 | struct vlan_ethhdr vlan; |
| 187 | } __attribute__((aligned(32))); |
| 188 | |
| 189 | struct gelic_net_descr_chain { |
| 190 | /* we walk from tail to head */ |
| 191 | struct gelic_net_descr *head; |
| 192 | struct gelic_net_descr *tail; |
| 193 | }; |
| 194 | |
| 195 | struct gelic_net_card { |
| 196 | struct net_device *netdev; |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame^] | 197 | struct napi_struct napi; |
Masakazu Mokuno | 02c1889 | 2007-07-05 20:11:16 +0900 | [diff] [blame] | 198 | /* |
| 199 | * hypervisor requires irq_status should be |
| 200 | * 8 bytes aligned, but u64 member is |
| 201 | * always disposed in that manner |
| 202 | */ |
| 203 | u64 irq_status; |
| 204 | u64 ghiintmask; |
| 205 | |
| 206 | struct ps3_system_bus_device *dev; |
| 207 | u32 vlan_id[GELIC_NET_VLAN_MAX]; |
| 208 | int vlan_index; |
| 209 | |
| 210 | struct gelic_net_descr_chain tx_chain; |
| 211 | struct gelic_net_descr_chain rx_chain; |
Masakazu Mokuno | 583aae1 | 2007-07-20 17:35:54 +0900 | [diff] [blame] | 212 | int rx_dma_restart_required; |
Masakazu Mokuno | 02c1889 | 2007-07-05 20:11:16 +0900 | [diff] [blame] | 213 | /* gurad dmac descriptor chain*/ |
| 214 | spinlock_t chain_lock; |
| 215 | |
Masakazu Mokuno | 02c1889 | 2007-07-05 20:11:16 +0900 | [diff] [blame] | 216 | int rx_csum; |
| 217 | /* guard tx_dma_progress */ |
| 218 | spinlock_t tx_dma_lock; |
| 219 | int tx_dma_progress; |
| 220 | |
| 221 | struct work_struct tx_timeout_task; |
| 222 | atomic_t tx_timeout_task_counter; |
| 223 | wait_queue_head_t waitq; |
| 224 | |
| 225 | struct gelic_net_descr *tx_top, *rx_top; |
| 226 | struct gelic_net_descr descr[0]; |
| 227 | }; |
| 228 | |
| 229 | |
| 230 | extern unsigned long p_to_lp(long pa); |
| 231 | |
| 232 | #endif /* _GELIC_NET_H */ |