diff options
Diffstat (limited to 'drivers/net/ps3_gelic_net.h')
| -rw-r--r-- | drivers/net/ps3_gelic_net.h | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/drivers/net/ps3_gelic_net.h b/drivers/net/ps3_gelic_net.h new file mode 100644 index 000000000000..5e1c28654e16 --- /dev/null +++ b/drivers/net/ps3_gelic_net.h @@ -0,0 +1,239 @@ +/* + * 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 + +#define GELIC_NET_DRV_NAME "Gelic Network Driver" +#define GELIC_NET_DRV_VERSION "1.0" + +#define GELIC_NET_ETHTOOL /* use ethtool */ + +/* ioctl */ +#define GELIC_NET_GET_MODE (SIOCDEVPRIVATE + 0) +#define GELIC_NET_SET_MODE (SIOCDEVPRIVATE + 1) + +/* descriptors */ +#define GELIC_NET_RX_DESCRIPTORS 128 /* num of descriptors */ +#define GELIC_NET_TX_DESCRIPTORS 128 /* num of descriptors */ + +#define GELIC_NET_MAX_MTU 2308 +#define GELIC_NET_MIN_MTU 64 +#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_RXRECNUM 0x0000ff00 /* reception receipt number */ +/* 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_DMAC_CMDSTAT_NOT_IN_USE 0xb0000000 +#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 rx and tx */ + 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 /* 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; + /* + * 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; + /* gurad dmac descriptor chain*/ + spinlock_t chain_lock; + + struct net_device_stats netdev_stats; + 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 */ |