| /* |
| * PS3 Platfom gelic network driver. |
| * |
| * Copyright (C) 2007 Sony Computer Entertainment Inc. |
| * Copyright 2006, 2007 Sony Corporation. |
| * |
| * This file is based on: spider_net.h |
| * |
| * (C) Copyright IBM Corp. 2005 |
| * |
| * Authors : Utz Bacher <utz.bacher@de.ibm.com> |
| * Jens Osterkamp <Jens.Osterkamp@de.ibm.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2, or (at your option) |
| * any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| */ |
| #ifndef _GELIC_NET_H |
| #define _GELIC_NET_H |
| |
| /* descriptors */ |
| #define GELIC_NET_RX_DESCRIPTORS 128 /* num of descriptors */ |
| #define GELIC_NET_TX_DESCRIPTORS 128 /* num of descriptors */ |
| |
| #define GELIC_NET_MAX_MTU VLAN_ETH_FRAME_LEN |
| #define GELIC_NET_MIN_MTU VLAN_ETH_ZLEN |
| #define GELIC_NET_RXBUF_ALIGN 128 |
| #define GELIC_NET_RX_CSUM_DEFAULT 1 /* hw chksum */ |
| #define GELIC_NET_WATCHDOG_TIMEOUT 5*HZ |
| #define GELIC_NET_NAPI_WEIGHT (GELIC_NET_RX_DESCRIPTORS) |
| #define GELIC_NET_BROADCAST_ADDR 0xffffffffffffL |
| #define GELIC_NET_VLAN_POS (VLAN_ETH_ALEN * 2) |
| #define GELIC_NET_VLAN_MAX 4 |
| #define GELIC_NET_MC_COUNT_MAX 32 /* multicast address list */ |
| |
| enum gelic_net_int0_status { |
| GELIC_NET_GDTDCEINT = 24, |
| GELIC_NET_GRFANMINT = 28, |
| }; |
| |
| /* GHIINT1STS bits */ |
| enum gelic_net_int1_status { |
| GELIC_NET_GDADCEINT = 14, |
| }; |
| |
| /* interrupt mask */ |
| #define GELIC_NET_TXINT (1L << (GELIC_NET_GDTDCEINT + 32)) |
| |
| #define GELIC_NET_RXINT0 (1L << (GELIC_NET_GRFANMINT + 32)) |
| #define GELIC_NET_RXINT1 (1L << GELIC_NET_GDADCEINT) |
| #define GELIC_NET_RXINT (GELIC_NET_RXINT0 | GELIC_NET_RXINT1) |
| |
| /* RX descriptor data_status bits */ |
| #define GELIC_NET_RXDMADU 0x80000000 /* destination MAC addr unknown */ |
| #define GELIC_NET_RXLSTFBF 0x40000000 /* last frame buffer */ |
| #define GELIC_NET_RXIPCHK 0x20000000 /* IP checksum performed */ |
| #define GELIC_NET_RXTCPCHK 0x10000000 /* TCP/UDP checksup performed */ |
| #define GELIC_NET_RXIPSPKT 0x08000000 /* IPsec packet */ |
| #define GELIC_NET_RXIPSAHPRT 0x04000000 /* IPsec AH protocol performed */ |
| #define GELIC_NET_RXIPSESPPRT 0x02000000 /* IPsec ESP protocol performed */ |
| #define GELIC_NET_RXSESPAH 0x01000000 /* |
| * IPsec ESP protocol auth |
| * performed |
| */ |
| |
| #define GELIC_NET_RXWTPKT 0x00C00000 /* |
| * wakeup trigger packet |
| * 01: Magic Packet (TM) |
| * 10: ARP packet |
| * 11: Multicast MAC addr |
| */ |
| #define GELIC_NET_RXVLNPKT 0x00200000 /* VLAN packet */ |
| /* bit 20..16 reserved */ |
| #define GELIC_NET_RXRRECNUM 0x0000ff00 /* reception receipt number */ |
| #define GELIC_NET_RXRRECNUM_SHIFT 8 |
| /* bit 7..0 reserved */ |
| |
| #define GELIC_NET_TXDESC_TAIL 0 |
| #define GELIC_NET_DATA_STATUS_CHK_MASK (GELIC_NET_RXIPCHK | GELIC_NET_RXTCPCHK) |
| |
| /* RX descriptor data_error bits */ |
| /* bit 31 reserved */ |
| #define GELIC_NET_RXALNERR 0x40000000 /* alignement error 10/100M */ |
| #define GELIC_NET_RXOVERERR 0x20000000 /* oversize error */ |
| #define GELIC_NET_RXRNTERR 0x10000000 /* Runt error */ |
| #define GELIC_NET_RXIPCHKERR 0x08000000 /* IP checksum error */ |
| #define GELIC_NET_RXTCPCHKERR 0x04000000 /* TCP/UDP checksum error */ |
| #define GELIC_NET_RXUMCHSP 0x02000000 /* unmatched sp on sp */ |
| #define GELIC_NET_RXUMCHSPI 0x01000000 /* unmatched SPI on SAD */ |
| #define GELIC_NET_RXUMCHSAD 0x00800000 /* unmatched SAD */ |
| #define GELIC_NET_RXIPSAHERR 0x00400000 /* auth error on AH protocol |
| * processing */ |
| #define GELIC_NET_RXIPSESPAHERR 0x00200000 /* auth error on ESP protocol |
| * processing */ |
| #define GELIC_NET_RXDRPPKT 0x00100000 /* drop packet */ |
| #define GELIC_NET_RXIPFMTERR 0x00080000 /* IP packet format error */ |
| /* bit 18 reserved */ |
| #define GELIC_NET_RXDATAERR 0x00020000 /* IP packet format error */ |
| #define GELIC_NET_RXCALERR 0x00010000 /* cariier extension length |
| * error */ |
| #define GELIC_NET_RXCREXERR 0x00008000 /* carrier extention error */ |
| #define GELIC_NET_RXMLTCST 0x00004000 /* multicast address frame */ |
| /* bit 13..0 reserved */ |
| #define GELIC_NET_DATA_ERROR_CHK_MASK \ |
| (GELIC_NET_RXIPCHKERR | GELIC_NET_RXTCPCHKERR) |
| |
| |
| /* tx descriptor command and status */ |
| #define GELIC_NET_DMAC_CMDSTAT_NOCS 0xa0080000 /* middle of frame */ |
| #define GELIC_NET_DMAC_CMDSTAT_TCPCS 0xa00a0000 |
| #define GELIC_NET_DMAC_CMDSTAT_UDPCS 0xa00b0000 |
| #define GELIC_NET_DMAC_CMDSTAT_END_FRAME 0x00040000 /* end of frame */ |
| |
| #define GELIC_NET_DMAC_CMDSTAT_RXDCEIS 0x00000002 /* descriptor chain end |
| * interrupt status */ |
| |
| #define GELIC_NET_DMAC_CMDSTAT_CHAIN_END 0x00000002 /* RXDCEIS:DMA stopped */ |
| #define GELIC_NET_DESCR_IND_PROC_SHIFT 28 |
| #define GELIC_NET_DESCR_IND_PROC_MASKO 0x0fffffff |
| |
| |
| enum gelic_net_descr_status { |
| GELIC_NET_DESCR_COMPLETE = 0x00, /* used in tx */ |
| GELIC_NET_DESCR_BUFFER_FULL = 0x00, /* used in rx */ |
| GELIC_NET_DESCR_RESPONSE_ERROR = 0x01, /* used in rx and tx */ |
| GELIC_NET_DESCR_PROTECTION_ERROR = 0x02, /* used in rx and tx */ |
| GELIC_NET_DESCR_FRAME_END = 0x04, /* used in rx */ |
| GELIC_NET_DESCR_FORCE_END = 0x05, /* used in rx and tx */ |
| GELIC_NET_DESCR_CARDOWNED = 0x0a, /* used in rx and tx */ |
| GELIC_NET_DESCR_NOT_IN_USE = 0x0b /* any other value */ |
| }; |
| /* for lv1_net_control */ |
| #define GELIC_NET_GET_MAC_ADDRESS 0x0000000000000001 |
| #define GELIC_NET_GET_ETH_PORT_STATUS 0x0000000000000002 |
| #define GELIC_NET_SET_NEGOTIATION_MODE 0x0000000000000003 |
| #define GELIC_NET_GET_VLAN_ID 0x0000000000000004 |
| |
| #define GELIC_NET_LINK_UP 0x0000000000000001 |
| #define GELIC_NET_FULL_DUPLEX 0x0000000000000002 |
| #define GELIC_NET_AUTO_NEG 0x0000000000000004 |
| #define GELIC_NET_SPEED_10 0x0000000000000010 |
| #define GELIC_NET_SPEED_100 0x0000000000000020 |
| #define GELIC_NET_SPEED_1000 0x0000000000000040 |
| |
| #define GELIC_NET_VLAN_ALL 0x0000000000000001 |
| #define GELIC_NET_VLAN_WIRED 0x0000000000000002 |
| #define GELIC_NET_VLAN_WIRELESS 0x0000000000000003 |
| #define GELIC_NET_VLAN_PSP 0x0000000000000004 |
| #define GELIC_NET_VLAN_PORT0 0x0000000000000010 |
| #define GELIC_NET_VLAN_PORT1 0x0000000000000011 |
| #define GELIC_NET_VLAN_PORT2 0x0000000000000012 |
| #define GELIC_NET_VLAN_DAEMON_CLIENT_BSS 0x0000000000000013 |
| #define GELIC_NET_VLAN_LIBERO_CLIENT_BSS 0x0000000000000014 |
| #define GELIC_NET_VLAN_NO_ENTRY -6 |
| |
| #define GELIC_NET_PORT 2 /* for port status */ |
| |
| /* size of hardware part of gelic descriptor */ |
| #define GELIC_NET_DESCR_SIZE (32) |
| struct gelic_net_descr { |
| /* as defined by the hardware */ |
| u32 buf_addr; |
| u32 buf_size; |
| u32 next_descr_addr; |
| u32 dmac_cmd_status; |
| u32 result_size; |
| u32 valid_size; /* all zeroes for tx */ |
| u32 data_status; |
| u32 data_error; /* all zeroes for tx */ |
| |
| /* used in the driver */ |
| struct sk_buff *skb; |
| dma_addr_t bus_addr; |
| struct gelic_net_descr *next; |
| struct gelic_net_descr *prev; |
| struct vlan_ethhdr vlan; |
| } __attribute__((aligned(32))); |
| |
| struct gelic_net_descr_chain { |
| /* we walk from tail to head */ |
| struct gelic_net_descr *head; |
| struct gelic_net_descr *tail; |
| }; |
| |
| struct gelic_net_card { |
| struct net_device *netdev; |
| struct napi_struct napi; |
| /* |
| * hypervisor requires irq_status should be |
| * 8 bytes aligned, but u64 member is |
| * always disposed in that manner |
| */ |
| u64 irq_status; |
| u64 ghiintmask; |
| |
| struct ps3_system_bus_device *dev; |
| u32 vlan_id[GELIC_NET_VLAN_MAX]; |
| int vlan_index; |
| |
| struct gelic_net_descr_chain tx_chain; |
| struct gelic_net_descr_chain rx_chain; |
| int rx_dma_restart_required; |
| /* gurad dmac descriptor chain*/ |
| spinlock_t chain_lock; |
| |
| int rx_csum; |
| /* guard tx_dma_progress */ |
| spinlock_t tx_dma_lock; |
| int tx_dma_progress; |
| |
| struct work_struct tx_timeout_task; |
| atomic_t tx_timeout_task_counter; |
| wait_queue_head_t waitq; |
| |
| struct gelic_net_descr *tx_top, *rx_top; |
| struct gelic_net_descr descr[0]; |
| }; |
| |
| |
| extern unsigned long p_to_lp(long pa); |
| |
| #endif /* _GELIC_NET_H */ |