| /* typhoon.h: chip info for the 3Com 3CR990 family of controllers */ |
| /* |
| Written 2002-2003 by David Dillow <dave@thedillows.org> |
| |
| This software may be used and distributed according to the terms of |
| the GNU General Public License (GPL), incorporated herein by reference. |
| Drivers based on or derived from this code fall under the GPL and must |
| retain the authorship, copyright and license notice. This file is not |
| a complete program and may only be used when the entire operating |
| system is licensed under the GPL. |
| |
| This software is available on a public web site. It may enable |
| cryptographic capabilities of the 3Com hardware, and may be |
| exported from the United States under License Exception "TSU" |
| pursuant to 15 C.F.R. Section 740.13(e). |
| |
| This work was funded by the National Library of Medicine under |
| the Department of Energy project number 0274DD06D1 and NLM project |
| number Y1-LM-2015-01. |
| */ |
| |
| /* All Typhoon ring positions are specificed in bytes, and point to the |
| * first "clean" entry in the ring -- ie the next entry we use for whatever |
| * purpose. |
| */ |
| |
| /* The Typhoon basic ring |
| * ringBase: where this ring lives (our virtual address) |
| * lastWrite: the next entry we'll use |
| */ |
| struct basic_ring { |
| u8 *ringBase; |
| u32 lastWrite; |
| }; |
| |
| /* The Typoon transmit ring -- same as a basic ring, plus: |
| * lastRead: where we're at in regard to cleaning up the ring |
| * writeRegister: register to use for writing (different for Hi & Lo rings) |
| */ |
| struct transmit_ring { |
| u8 *ringBase; |
| u32 lastWrite; |
| u32 lastRead; |
| int writeRegister; |
| }; |
| |
| /* The host<->Typhoon ring index structure |
| * This indicates the current positions in the rings |
| * |
| * All values must be in little endian format for the 3XP |
| * |
| * rxHiCleared: entry we've cleared to in the Hi receive ring |
| * rxLoCleared: entry we've cleared to in the Lo receive ring |
| * rxBuffReady: next entry we'll put a free buffer in |
| * respCleared: entry we've cleared to in the response ring |
| * |
| * txLoCleared: entry the NIC has cleared to in the Lo transmit ring |
| * txHiCleared: entry the NIC has cleared to in the Hi transmit ring |
| * rxLoReady: entry the NIC has filled to in the Lo receive ring |
| * rxBuffCleared: entry the NIC has cleared in the free buffer ring |
| * cmdCleared: entry the NIC has cleared in the command ring |
| * respReady: entry the NIC has filled to in the response ring |
| * rxHiReady: entry the NIC has filled to in the Hi receive ring |
| */ |
| struct typhoon_indexes { |
| /* The first four are written by the host, and read by the NIC */ |
| volatile __le32 rxHiCleared; |
| volatile __le32 rxLoCleared; |
| volatile __le32 rxBuffReady; |
| volatile __le32 respCleared; |
| |
| /* The remaining are written by the NIC, and read by the host */ |
| volatile __le32 txLoCleared; |
| volatile __le32 txHiCleared; |
| volatile __le32 rxLoReady; |
| volatile __le32 rxBuffCleared; |
| volatile __le32 cmdCleared; |
| volatile __le32 respReady; |
| volatile __le32 rxHiReady; |
| } __packed; |
| |
| /* The host<->Typhoon interface |
| * Our means of communicating where things are |
| * |
| * All values must be in little endian format for the 3XP |
| * |
| * ringIndex: 64 bit bus address of the index structure |
| * txLoAddr: 64 bit bus address of the Lo transmit ring |
| * txLoSize: size (in bytes) of the Lo transmit ring |
| * txHi*: as above for the Hi priority transmit ring |
| * rxLo*: as above for the Lo priority receive ring |
| * rxBuff*: as above for the free buffer ring |
| * cmd*: as above for the command ring |
| * resp*: as above for the response ring |
| * zeroAddr: 64 bit bus address of a zero word (for DMA) |
| * rxHi*: as above for the Hi Priority receive ring |
| * |
| * While there is room for 64 bit addresses, current versions of the 3XP |
| * only do 32 bit addresses, so the *Hi for each of the above will always |
| * be zero. |
| */ |
| struct typhoon_interface { |
| __le32 ringIndex; |
| __le32 ringIndexHi; |
| __le32 txLoAddr; |
| __le32 txLoAddrHi; |
| __le32 txLoSize; |
| __le32 txHiAddr; |
| __le32 txHiAddrHi; |
| __le32 txHiSize; |
| __le32 rxLoAddr; |
| __le32 rxLoAddrHi; |
| __le32 rxLoSize; |
| __le32 rxBuffAddr; |
| __le32 rxBuffAddrHi; |
| __le32 rxBuffSize; |
| __le32 cmdAddr; |
| __le32 cmdAddrHi; |
| __le32 cmdSize; |
| __le32 respAddr; |
| __le32 respAddrHi; |
| __le32 respSize; |
| __le32 zeroAddr; |
| __le32 zeroAddrHi; |
| __le32 rxHiAddr; |
| __le32 rxHiAddrHi; |
| __le32 rxHiSize; |
| } __packed; |
| |
| /* The Typhoon transmit/fragment descriptor |
| * |
| * A packet is described by a packet descriptor, followed by option descriptors, |
| * if any, then one or more fragment descriptors. |
| * |
| * Packet descriptor: |
| * flags: Descriptor type |
| * len:i zero, or length of this packet |
| * addr*: 8 bytes of opaque data to the firmware -- for skb pointer |
| * processFlags: Determine offload tasks to perform on this packet. |
| * |
| * Fragment descriptor: |
| * flags: Descriptor type |
| * len:i length of this fragment |
| * addr: low bytes of DMA address for this part of the packet |
| * addrHi: hi bytes of DMA address for this part of the packet |
| * processFlags: must be zero |
| * |
| * TYPHOON_DESC_VALID is not mentioned in their docs, but their Linux |
| * driver uses it. |
| */ |
| struct tx_desc { |
| u8 flags; |
| #define TYPHOON_TYPE_MASK 0x07 |
| #define TYPHOON_FRAG_DESC 0x00 |
| #define TYPHOON_TX_DESC 0x01 |
| #define TYPHOON_CMD_DESC 0x02 |
| #define TYPHOON_OPT_DESC 0x03 |
| #define TYPHOON_RX_DESC 0x04 |
| #define TYPHOON_RESP_DESC 0x05 |
| #define TYPHOON_OPT_TYPE_MASK 0xf0 |
| #define TYPHOON_OPT_IPSEC 0x00 |
| #define TYPHOON_OPT_TCP_SEG 0x10 |
| #define TYPHOON_CMD_RESPOND 0x40 |
| #define TYPHOON_RESP_ERROR 0x40 |
| #define TYPHOON_RX_ERROR 0x40 |
| #define TYPHOON_DESC_VALID 0x80 |
| u8 numDesc; |
| __le16 len; |
| union { |
| struct { |
| __le32 addr; |
| __le32 addrHi; |
| } frag; |
| u64 tx_addr; /* opaque for hardware, for TX_DESC */ |
| }; |
| __le32 processFlags; |
| #define TYPHOON_TX_PF_NO_CRC cpu_to_le32(0x00000001) |
| #define TYPHOON_TX_PF_IP_CHKSUM cpu_to_le32(0x00000002) |
| #define TYPHOON_TX_PF_TCP_CHKSUM cpu_to_le32(0x00000004) |
| #define TYPHOON_TX_PF_TCP_SEGMENT cpu_to_le32(0x00000008) |
| #define TYPHOON_TX_PF_INSERT_VLAN cpu_to_le32(0x00000010) |
| #define TYPHOON_TX_PF_IPSEC cpu_to_le32(0x00000020) |
| #define TYPHOON_TX_PF_VLAN_PRIORITY cpu_to_le32(0x00000040) |
| #define TYPHOON_TX_PF_UDP_CHKSUM cpu_to_le32(0x00000080) |
| #define TYPHOON_TX_PF_PAD_FRAME cpu_to_le32(0x00000100) |
| #define TYPHOON_TX_PF_RESERVED cpu_to_le32(0x00000e00) |
| #define TYPHOON_TX_PF_VLAN_MASK cpu_to_le32(0x0ffff000) |
| #define TYPHOON_TX_PF_INTERNAL cpu_to_le32(0xf0000000) |
| #define TYPHOON_TX_PF_VLAN_TAG_SHIFT 12 |
| } __packed; |
| |
| /* The TCP Segmentation offload option descriptor |
| * |
| * flags: descriptor type |
| * numDesc: must be 1 |
| * mss_flags: bits 0-11 (little endian) are MSS, 12 is first TSO descriptor |
| * 13 is list TSO descriptor, set both if only one TSO |
| * respAddrLo: low bytes of address of the bytesTx field of this descriptor |
| * bytesTx: total number of bytes in this TSO request |
| * status: 0 on completion |
| */ |
| struct tcpopt_desc { |
| u8 flags; |
| u8 numDesc; |
| __le16 mss_flags; |
| #define TYPHOON_TSO_FIRST cpu_to_le16(0x1000) |
| #define TYPHOON_TSO_LAST cpu_to_le16(0x2000) |
| __le32 respAddrLo; |
| __le32 bytesTx; |
| __le32 status; |
| } __packed; |
| |
| /* The IPSEC Offload descriptor |
| * |
| * flags: descriptor type |
| * numDesc: must be 1 |
| * ipsecFlags: bit 0: 0 -- generate IV, 1 -- use supplied IV |
| * sa1, sa2: Security Association IDs for this packet |
| * reserved: set to 0 |
| */ |
| struct ipsec_desc { |
| u8 flags; |
| u8 numDesc; |
| __le16 ipsecFlags; |
| #define TYPHOON_IPSEC_GEN_IV cpu_to_le16(0x0000) |
| #define TYPHOON_IPSEC_USE_IV cpu_to_le16(0x0001) |
| __le32 sa1; |
| __le32 sa2; |
| __le32 reserved; |
| } __packed; |
| |
| /* The Typhoon receive descriptor (Updated by NIC) |
| * |
| * flags: Descriptor type, error indication |
| * numDesc: Always zero |
| * frameLen: the size of the packet received |
| * addr: low 32 bytes of the virtual addr passed in for this buffer |
| * addrHi: high 32 bytes of the virtual addr passed in for this buffer |
| * rxStatus: Error if set in flags, otherwise result of offload processing |
| * filterResults: results of filtering on packet, not used |
| * ipsecResults: Results of IPSEC processing |
| * vlanTag: the 801.2q TCI from the packet |
| */ |
| struct rx_desc { |
| u8 flags; |
| u8 numDesc; |
| __le16 frameLen; |
| u32 addr; /* opaque, comes from virtAddr */ |
| u32 addrHi; /* opaque, comes from virtAddrHi */ |
| __le32 rxStatus; |
| #define TYPHOON_RX_ERR_INTERNAL cpu_to_le32(0x00000000) |
| #define TYPHOON_RX_ERR_FIFO_UNDERRUN cpu_to_le32(0x00000001) |
| #define TYPHOON_RX_ERR_BAD_SSD cpu_to_le32(0x00000002) |
| #define TYPHOON_RX_ERR_RUNT cpu_to_le32(0x00000003) |
| #define TYPHOON_RX_ERR_CRC cpu_to_le32(0x00000004) |
| #define TYPHOON_RX_ERR_OVERSIZE cpu_to_le32(0x00000005) |
| #define TYPHOON_RX_ERR_ALIGN cpu_to_le32(0x00000006) |
| #define TYPHOON_RX_ERR_DRIBBLE cpu_to_le32(0x00000007) |
| #define TYPHOON_RX_PROTO_MASK cpu_to_le32(0x00000003) |
| #define TYPHOON_RX_PROTO_UNKNOWN cpu_to_le32(0x00000000) |
| #define TYPHOON_RX_PROTO_IP cpu_to_le32(0x00000001) |
| #define TYPHOON_RX_PROTO_IPX cpu_to_le32(0x00000002) |
| #define TYPHOON_RX_VLAN cpu_to_le32(0x00000004) |
| #define TYPHOON_RX_IP_FRAG cpu_to_le32(0x00000008) |
| #define TYPHOON_RX_IPSEC cpu_to_le32(0x00000010) |
| #define TYPHOON_RX_IP_CHK_FAIL cpu_to_le32(0x00000020) |
| #define TYPHOON_RX_TCP_CHK_FAIL cpu_to_le32(0x00000040) |
| #define TYPHOON_RX_UDP_CHK_FAIL cpu_to_le32(0x00000080) |
| #define TYPHOON_RX_IP_CHK_GOOD cpu_to_le32(0x00000100) |
| #define TYPHOON_RX_TCP_CHK_GOOD cpu_to_le32(0x00000200) |
| #define TYPHOON_RX_UDP_CHK_GOOD cpu_to_le32(0x00000400) |
| __le16 filterResults; |
| #define TYPHOON_RX_FILTER_MASK cpu_to_le16(0x7fff) |
| #define TYPHOON_RX_FILTERED cpu_to_le16(0x8000) |
| __le16 ipsecResults; |
| #define TYPHOON_RX_OUTER_AH_GOOD cpu_to_le16(0x0001) |
| #define TYPHOON_RX_OUTER_ESP_GOOD cpu_to_le16(0x0002) |
| #define TYPHOON_RX_INNER_AH_GOOD cpu_to_le16(0x0004) |
| #define TYPHOON_RX_INNER_ESP_GOOD cpu_to_le16(0x0008) |
| #define TYPHOON_RX_OUTER_AH_FAIL cpu_to_le16(0x0010) |
| #define TYPHOON_RX_OUTER_ESP_FAIL cpu_to_le16(0x0020) |
| #define TYPHOON_RX_INNER_AH_FAIL cpu_to_le16(0x0040) |
| #define TYPHOON_RX_INNER_ESP_FAIL cpu_to_le16(0x0080) |
| #define TYPHOON_RX_UNKNOWN_SA cpu_to_le16(0x0100) |
| #define TYPHOON_RX_ESP_FORMAT_ERR cpu_to_le16(0x0200) |
| __be32 vlanTag; |
| } __packed; |
| |
| /* The Typhoon free buffer descriptor, used to give a buffer to the NIC |
| * |
| * physAddr: low 32 bits of the bus address of the buffer |
| * physAddrHi: high 32 bits of the bus address of the buffer, always zero |
| * virtAddr: low 32 bits of the skb address |
| * virtAddrHi: high 32 bits of the skb address, always zero |
| * |
| * the virt* address is basically two 32 bit cookies, just passed back |
| * from the NIC |
| */ |
| struct rx_free { |
| __le32 physAddr; |
| __le32 physAddrHi; |
| u32 virtAddr; |
| u32 virtAddrHi; |
| } __packed; |
| |
| /* The Typhoon command descriptor, used for commands and responses |
| * |
| * flags: descriptor type |
| * numDesc: number of descriptors following in this command/response, |
| * ie, zero for a one descriptor command |
| * cmd: the command |
| * seqNo: sequence number (unused) |
| * parm1: use varies by command |
| * parm2: use varies by command |
| * parm3: use varies by command |
| */ |
| struct cmd_desc { |
| u8 flags; |
| u8 numDesc; |
| __le16 cmd; |
| #define TYPHOON_CMD_TX_ENABLE cpu_to_le16(0x0001) |
| #define TYPHOON_CMD_TX_DISABLE cpu_to_le16(0x0002) |
| #define TYPHOON_CMD_RX_ENABLE cpu_to_le16(0x0003) |
| #define TYPHOON_CMD_RX_DISABLE cpu_to_le16(0x0004) |
| #define TYPHOON_CMD_SET_RX_FILTER cpu_to_le16(0x0005) |
| #define TYPHOON_CMD_READ_STATS cpu_to_le16(0x0007) |
| #define TYPHOON_CMD_XCVR_SELECT cpu_to_le16(0x0013) |
| #define TYPHOON_CMD_SET_MAX_PKT_SIZE cpu_to_le16(0x001a) |
| #define TYPHOON_CMD_READ_MEDIA_STATUS cpu_to_le16(0x001b) |
| #define TYPHOON_CMD_GOTO_SLEEP cpu_to_le16(0x0023) |
| #define TYPHOON_CMD_SET_MULTICAST_HASH cpu_to_le16(0x0025) |
| #define TYPHOON_CMD_SET_MAC_ADDRESS cpu_to_le16(0x0026) |
| #define TYPHOON_CMD_READ_MAC_ADDRESS cpu_to_le16(0x0027) |
| #define TYPHOON_CMD_VLAN_TYPE_WRITE cpu_to_le16(0x002b) |
| #define TYPHOON_CMD_CREATE_SA cpu_to_le16(0x0034) |
| #define TYPHOON_CMD_DELETE_SA cpu_to_le16(0x0035) |
| #define TYPHOON_CMD_READ_VERSIONS cpu_to_le16(0x0043) |
| #define TYPHOON_CMD_IRQ_COALESCE_CTRL cpu_to_le16(0x0045) |
| #define TYPHOON_CMD_ENABLE_WAKE_EVENTS cpu_to_le16(0x0049) |
| #define TYPHOON_CMD_SET_OFFLOAD_TASKS cpu_to_le16(0x004f) |
| #define TYPHOON_CMD_HELLO_RESP cpu_to_le16(0x0057) |
| #define TYPHOON_CMD_HALT cpu_to_le16(0x005d) |
| #define TYPHOON_CMD_READ_IPSEC_INFO cpu_to_le16(0x005e) |
| #define TYPHOON_CMD_GET_IPSEC_ENABLE cpu_to_le16(0x0067) |
| #define TYPHOON_CMD_GET_CMD_LVL cpu_to_le16(0x0069) |
| u16 seqNo; |
| __le16 parm1; |
| __le32 parm2; |
| __le32 parm3; |
| } __packed; |
| |
| /* The Typhoon response descriptor, see command descriptor for details |
| */ |
| struct resp_desc { |
| u8 flags; |
| u8 numDesc; |
| __le16 cmd; |
| __le16 seqNo; |
| __le16 parm1; |
| __le32 parm2; |
| __le32 parm3; |
| } __packed; |
| |
| #define INIT_COMMAND_NO_RESPONSE(x, command) \ |
| do { struct cmd_desc *_ptr = (x); \ |
| memset(_ptr, 0, sizeof(struct cmd_desc)); \ |
| _ptr->flags = TYPHOON_CMD_DESC | TYPHOON_DESC_VALID; \ |
| _ptr->cmd = command; \ |
| } while(0) |
| |
| /* We set seqNo to 1 if we're expecting a response from this command */ |
| #define INIT_COMMAND_WITH_RESPONSE(x, command) \ |
| do { struct cmd_desc *_ptr = (x); \ |
| memset(_ptr, 0, sizeof(struct cmd_desc)); \ |
| _ptr->flags = TYPHOON_CMD_RESPOND | TYPHOON_CMD_DESC; \ |
| _ptr->flags |= TYPHOON_DESC_VALID; \ |
| _ptr->cmd = command; \ |
| _ptr->seqNo = 1; \ |
| } while(0) |
| |
| /* TYPHOON_CMD_SET_RX_FILTER filter bits (cmd.parm1) |
| */ |
| #define TYPHOON_RX_FILTER_DIRECTED cpu_to_le16(0x0001) |
| #define TYPHOON_RX_FILTER_ALL_MCAST cpu_to_le16(0x0002) |
| #define TYPHOON_RX_FILTER_BROADCAST cpu_to_le16(0x0004) |
| #define TYPHOON_RX_FILTER_PROMISCOUS cpu_to_le16(0x0008) |
| #define TYPHOON_RX_FILTER_MCAST_HASH cpu_to_le16(0x0010) |
| |
| /* TYPHOON_CMD_READ_STATS response format |
| */ |
| struct stats_resp { |
| u8 flags; |
| u8 numDesc; |
| __le16 cmd; |
| __le16 seqNo; |
| __le16 unused; |
| __le32 txPackets; |
| __le64 txBytes; |
| __le32 txDeferred; |
| __le32 txLateCollisions; |
| __le32 txCollisions; |
| __le32 txCarrierLost; |
| __le32 txMultipleCollisions; |
| __le32 txExcessiveCollisions; |
| __le32 txFifoUnderruns; |
| __le32 txMulticastTxOverflows; |
| __le32 txFiltered; |
| __le32 rxPacketsGood; |
| __le64 rxBytesGood; |
| __le32 rxFifoOverruns; |
| __le32 BadSSD; |
| __le32 rxCrcErrors; |
| __le32 rxOversized; |
| __le32 rxBroadcast; |
| __le32 rxMulticast; |
| __le32 rxOverflow; |
| __le32 rxFiltered; |
| __le32 linkStatus; |
| #define TYPHOON_LINK_STAT_MASK cpu_to_le32(0x00000001) |
| #define TYPHOON_LINK_GOOD cpu_to_le32(0x00000001) |
| #define TYPHOON_LINK_BAD cpu_to_le32(0x00000000) |
| #define TYPHOON_LINK_SPEED_MASK cpu_to_le32(0x00000002) |
| #define TYPHOON_LINK_100MBPS cpu_to_le32(0x00000002) |
| #define TYPHOON_LINK_10MBPS cpu_to_le32(0x00000000) |
| #define TYPHOON_LINK_DUPLEX_MASK cpu_to_le32(0x00000004) |
| #define TYPHOON_LINK_FULL_DUPLEX cpu_to_le32(0x00000004) |
| #define TYPHOON_LINK_HALF_DUPLEX cpu_to_le32(0x00000000) |
| __le32 unused2; |
| __le32 unused3; |
| } __packed; |
| |
| /* TYPHOON_CMD_XCVR_SELECT xcvr values (resp.parm1) |
| */ |
| #define TYPHOON_XCVR_10HALF cpu_to_le16(0x0000) |
| #define TYPHOON_XCVR_10FULL cpu_to_le16(0x0001) |
| #define TYPHOON_XCVR_100HALF cpu_to_le16(0x0002) |
| #define TYPHOON_XCVR_100FULL cpu_to_le16(0x0003) |
| #define TYPHOON_XCVR_AUTONEG cpu_to_le16(0x0004) |
| |
| /* TYPHOON_CMD_READ_MEDIA_STATUS (resp.parm1) |
| */ |
| #define TYPHOON_MEDIA_STAT_CRC_STRIP_DISABLE cpu_to_le16(0x0004) |
| #define TYPHOON_MEDIA_STAT_COLLISION_DETECT cpu_to_le16(0x0010) |
| #define TYPHOON_MEDIA_STAT_CARRIER_SENSE cpu_to_le16(0x0020) |
| #define TYPHOON_MEDIA_STAT_POLARITY_REV cpu_to_le16(0x0400) |
| #define TYPHOON_MEDIA_STAT_NO_LINK cpu_to_le16(0x0800) |
| |
| /* TYPHOON_CMD_SET_MULTICAST_HASH enable values (cmd.parm1) |
| */ |
| #define TYPHOON_MCAST_HASH_DISABLE cpu_to_le16(0x0000) |
| #define TYPHOON_MCAST_HASH_ENABLE cpu_to_le16(0x0001) |
| #define TYPHOON_MCAST_HASH_SET cpu_to_le16(0x0002) |
| |
| /* TYPHOON_CMD_CREATE_SA descriptor and settings |
| */ |
| struct sa_descriptor { |
| u8 flags; |
| u8 numDesc; |
| u16 cmd; |
| u16 seqNo; |
| u16 mode; |
| #define TYPHOON_SA_MODE_NULL cpu_to_le16(0x0000) |
| #define TYPHOON_SA_MODE_AH cpu_to_le16(0x0001) |
| #define TYPHOON_SA_MODE_ESP cpu_to_le16(0x0002) |
| u8 hashFlags; |
| #define TYPHOON_SA_HASH_ENABLE 0x01 |
| #define TYPHOON_SA_HASH_SHA1 0x02 |
| #define TYPHOON_SA_HASH_MD5 0x04 |
| u8 direction; |
| #define TYPHOON_SA_DIR_RX 0x00 |
| #define TYPHOON_SA_DIR_TX 0x01 |
| u8 encryptionFlags; |
| #define TYPHOON_SA_ENCRYPT_ENABLE 0x01 |
| #define TYPHOON_SA_ENCRYPT_DES 0x02 |
| #define TYPHOON_SA_ENCRYPT_3DES 0x00 |
| #define TYPHOON_SA_ENCRYPT_3DES_2KEY 0x00 |
| #define TYPHOON_SA_ENCRYPT_3DES_3KEY 0x04 |
| #define TYPHOON_SA_ENCRYPT_CBC 0x08 |
| #define TYPHOON_SA_ENCRYPT_ECB 0x00 |
| u8 specifyIndex; |
| #define TYPHOON_SA_SPECIFY_INDEX 0x01 |
| #define TYPHOON_SA_GENERATE_INDEX 0x00 |
| u32 SPI; |
| u32 destAddr; |
| u32 destMask; |
| u8 integKey[20]; |
| u8 confKey[24]; |
| u32 index; |
| u32 unused; |
| u32 unused2; |
| } __packed; |
| |
| /* TYPHOON_CMD_SET_OFFLOAD_TASKS bits (cmd.parm2 (Tx) & cmd.parm3 (Rx)) |
| * This is all for IPv4. |
| */ |
| #define TYPHOON_OFFLOAD_TCP_CHKSUM cpu_to_le32(0x00000002) |
| #define TYPHOON_OFFLOAD_UDP_CHKSUM cpu_to_le32(0x00000004) |
| #define TYPHOON_OFFLOAD_IP_CHKSUM cpu_to_le32(0x00000008) |
| #define TYPHOON_OFFLOAD_IPSEC cpu_to_le32(0x00000010) |
| #define TYPHOON_OFFLOAD_BCAST_THROTTLE cpu_to_le32(0x00000020) |
| #define TYPHOON_OFFLOAD_DHCP_PREVENT cpu_to_le32(0x00000040) |
| #define TYPHOON_OFFLOAD_VLAN cpu_to_le32(0x00000080) |
| #define TYPHOON_OFFLOAD_FILTERING cpu_to_le32(0x00000100) |
| #define TYPHOON_OFFLOAD_TCP_SEGMENT cpu_to_le32(0x00000200) |
| |
| /* TYPHOON_CMD_ENABLE_WAKE_EVENTS bits (cmd.parm1) |
| */ |
| #define TYPHOON_WAKE_MAGIC_PKT cpu_to_le16(0x01) |
| #define TYPHOON_WAKE_LINK_EVENT cpu_to_le16(0x02) |
| #define TYPHOON_WAKE_ICMP_ECHO cpu_to_le16(0x04) |
| #define TYPHOON_WAKE_ARP cpu_to_le16(0x08) |
| |
| /* These are used to load the firmware image on the NIC |
| */ |
| struct typhoon_file_header { |
| u8 tag[8]; |
| __le32 version; |
| __le32 numSections; |
| __le32 startAddr; |
| __le32 hmacDigest[5]; |
| } __packed; |
| |
| struct typhoon_section_header { |
| __le32 len; |
| u16 checksum; |
| u16 reserved; |
| __le32 startAddr; |
| } __packed; |
| |
| /* The Typhoon Register offsets |
| */ |
| #define TYPHOON_REG_SOFT_RESET 0x00 |
| #define TYPHOON_REG_INTR_STATUS 0x04 |
| #define TYPHOON_REG_INTR_ENABLE 0x08 |
| #define TYPHOON_REG_INTR_MASK 0x0c |
| #define TYPHOON_REG_SELF_INTERRUPT 0x10 |
| #define TYPHOON_REG_HOST2ARM7 0x14 |
| #define TYPHOON_REG_HOST2ARM6 0x18 |
| #define TYPHOON_REG_HOST2ARM5 0x1c |
| #define TYPHOON_REG_HOST2ARM4 0x20 |
| #define TYPHOON_REG_HOST2ARM3 0x24 |
| #define TYPHOON_REG_HOST2ARM2 0x28 |
| #define TYPHOON_REG_HOST2ARM1 0x2c |
| #define TYPHOON_REG_HOST2ARM0 0x30 |
| #define TYPHOON_REG_ARM2HOST3 0x34 |
| #define TYPHOON_REG_ARM2HOST2 0x38 |
| #define TYPHOON_REG_ARM2HOST1 0x3c |
| #define TYPHOON_REG_ARM2HOST0 0x40 |
| |
| #define TYPHOON_REG_BOOT_DATA_LO TYPHOON_REG_HOST2ARM5 |
| #define TYPHOON_REG_BOOT_DATA_HI TYPHOON_REG_HOST2ARM4 |
| #define TYPHOON_REG_BOOT_DEST_ADDR TYPHOON_REG_HOST2ARM3 |
| #define TYPHOON_REG_BOOT_CHECKSUM TYPHOON_REG_HOST2ARM2 |
| #define TYPHOON_REG_BOOT_LENGTH TYPHOON_REG_HOST2ARM1 |
| |
| #define TYPHOON_REG_DOWNLOAD_BOOT_ADDR TYPHOON_REG_HOST2ARM1 |
| #define TYPHOON_REG_DOWNLOAD_HMAC_0 TYPHOON_REG_HOST2ARM2 |
| #define TYPHOON_REG_DOWNLOAD_HMAC_1 TYPHOON_REG_HOST2ARM3 |
| #define TYPHOON_REG_DOWNLOAD_HMAC_2 TYPHOON_REG_HOST2ARM4 |
| #define TYPHOON_REG_DOWNLOAD_HMAC_3 TYPHOON_REG_HOST2ARM5 |
| #define TYPHOON_REG_DOWNLOAD_HMAC_4 TYPHOON_REG_HOST2ARM6 |
| |
| #define TYPHOON_REG_BOOT_RECORD_ADDR_HI TYPHOON_REG_HOST2ARM2 |
| #define TYPHOON_REG_BOOT_RECORD_ADDR_LO TYPHOON_REG_HOST2ARM1 |
| |
| #define TYPHOON_REG_TX_LO_READY TYPHOON_REG_HOST2ARM3 |
| #define TYPHOON_REG_CMD_READY TYPHOON_REG_HOST2ARM2 |
| #define TYPHOON_REG_TX_HI_READY TYPHOON_REG_HOST2ARM1 |
| |
| #define TYPHOON_REG_COMMAND TYPHOON_REG_HOST2ARM0 |
| #define TYPHOON_REG_HEARTBEAT TYPHOON_REG_ARM2HOST3 |
| #define TYPHOON_REG_STATUS TYPHOON_REG_ARM2HOST0 |
| |
| /* 3XP Reset values (TYPHOON_REG_SOFT_RESET) |
| */ |
| #define TYPHOON_RESET_ALL 0x7f |
| #define TYPHOON_RESET_NONE 0x00 |
| |
| /* 3XP irq bits (TYPHOON_REG_INTR{STATUS,ENABLE,MASK}) |
| * |
| * Some of these came from OpenBSD, as the 3Com docs have it wrong |
| * (INTR_SELF) or don't list it at all (INTR_*_ABORT) |
| * |
| * Enabling irqs on the Heartbeat reg (ArmToHost3) gets you an irq |
| * about every 8ms, so don't do it. |
| */ |
| #define TYPHOON_INTR_HOST_INT 0x00000001 |
| #define TYPHOON_INTR_ARM2HOST0 0x00000002 |
| #define TYPHOON_INTR_ARM2HOST1 0x00000004 |
| #define TYPHOON_INTR_ARM2HOST2 0x00000008 |
| #define TYPHOON_INTR_ARM2HOST3 0x00000010 |
| #define TYPHOON_INTR_DMA0 0x00000020 |
| #define TYPHOON_INTR_DMA1 0x00000040 |
| #define TYPHOON_INTR_DMA2 0x00000080 |
| #define TYPHOON_INTR_DMA3 0x00000100 |
| #define TYPHOON_INTR_MASTER_ABORT 0x00000200 |
| #define TYPHOON_INTR_TARGET_ABORT 0x00000400 |
| #define TYPHOON_INTR_SELF 0x00000800 |
| #define TYPHOON_INTR_RESERVED 0xfffff000 |
| |
| #define TYPHOON_INTR_BOOTCMD TYPHOON_INTR_ARM2HOST0 |
| |
| #define TYPHOON_INTR_ENABLE_ALL 0xffffffef |
| #define TYPHOON_INTR_ALL 0xffffffff |
| #define TYPHOON_INTR_NONE 0x00000000 |
| |
| /* The commands for the 3XP chip (TYPHOON_REG_COMMAND) |
| */ |
| #define TYPHOON_BOOTCMD_BOOT 0x00 |
| #define TYPHOON_BOOTCMD_WAKEUP 0xfa |
| #define TYPHOON_BOOTCMD_DNLD_COMPLETE 0xfb |
| #define TYPHOON_BOOTCMD_SEG_AVAILABLE 0xfc |
| #define TYPHOON_BOOTCMD_RUNTIME_IMAGE 0xfd |
| #define TYPHOON_BOOTCMD_REG_BOOT_RECORD 0xff |
| |
| /* 3XP Status values (TYPHOON_REG_STATUS) |
| */ |
| #define TYPHOON_STATUS_WAITING_FOR_BOOT 0x07 |
| #define TYPHOON_STATUS_SECOND_INIT 0x08 |
| #define TYPHOON_STATUS_RUNNING 0x09 |
| #define TYPHOON_STATUS_WAITING_FOR_HOST 0x0d |
| #define TYPHOON_STATUS_WAITING_FOR_SEGMENT 0x10 |
| #define TYPHOON_STATUS_SLEEPING 0x11 |
| #define TYPHOON_STATUS_HALTED 0x14 |
