341 строка
10 KiB
C
341 строка
10 KiB
C
#ifndef __MYRI10GE_MCP_H__
|
|
#define __MYRI10GE_MCP_H__
|
|
|
|
#define MXGEFW_VERSION_MAJOR 1
|
|
#define MXGEFW_VERSION_MINOR 4
|
|
|
|
/* 8 Bytes */
|
|
struct mcp_dma_addr {
|
|
__be32 high;
|
|
__be32 low;
|
|
};
|
|
|
|
/* 4 Bytes. 8 Bytes for NDIS drivers. */
|
|
struct mcp_slot {
|
|
__sum16 checksum;
|
|
__be16 length;
|
|
};
|
|
|
|
/* 64 Bytes */
|
|
struct mcp_cmd {
|
|
__be32 cmd;
|
|
__be32 data0; /* will be low portion if data > 32 bits */
|
|
/* 8 */
|
|
__be32 data1; /* will be high portion if data > 32 bits */
|
|
__be32 data2; /* currently unused.. */
|
|
/* 16 */
|
|
struct mcp_dma_addr response_addr;
|
|
/* 24 */
|
|
u8 pad[40];
|
|
};
|
|
|
|
/* 8 Bytes */
|
|
struct mcp_cmd_response {
|
|
__be32 data;
|
|
__be32 result;
|
|
};
|
|
|
|
/*
|
|
* flags used in mcp_kreq_ether_send_t:
|
|
*
|
|
* The SMALL flag is only needed in the first segment. It is raised
|
|
* for packets that are total less or equal 512 bytes.
|
|
*
|
|
* The CKSUM flag must be set in all segments.
|
|
*
|
|
* The PADDED flags is set if the packet needs to be padded, and it
|
|
* must be set for all segments.
|
|
*
|
|
* The MXGEFW_FLAGS_ALIGN_ODD must be set if the cumulative
|
|
* length of all previous segments was odd.
|
|
*/
|
|
|
|
#define MXGEFW_FLAGS_SMALL 0x1
|
|
#define MXGEFW_FLAGS_TSO_HDR 0x1
|
|
#define MXGEFW_FLAGS_FIRST 0x2
|
|
#define MXGEFW_FLAGS_ALIGN_ODD 0x4
|
|
#define MXGEFW_FLAGS_CKSUM 0x8
|
|
#define MXGEFW_FLAGS_TSO_LAST 0x8
|
|
#define MXGEFW_FLAGS_NO_TSO 0x10
|
|
#define MXGEFW_FLAGS_TSO_CHOP 0x10
|
|
#define MXGEFW_FLAGS_TSO_PLD 0x20
|
|
|
|
#define MXGEFW_SEND_SMALL_SIZE 1520
|
|
#define MXGEFW_MAX_MTU 9400
|
|
|
|
union mcp_pso_or_cumlen {
|
|
u16 pseudo_hdr_offset;
|
|
u16 cum_len;
|
|
};
|
|
|
|
#define MXGEFW_MAX_SEND_DESC 12
|
|
#define MXGEFW_PAD 2
|
|
|
|
/* 16 Bytes */
|
|
struct mcp_kreq_ether_send {
|
|
__be32 addr_high;
|
|
__be32 addr_low;
|
|
__be16 pseudo_hdr_offset;
|
|
__be16 length;
|
|
u8 pad;
|
|
u8 rdma_count;
|
|
u8 cksum_offset; /* where to start computing cksum */
|
|
u8 flags; /* as defined above */
|
|
};
|
|
|
|
/* 8 Bytes */
|
|
struct mcp_kreq_ether_recv {
|
|
__be32 addr_high;
|
|
__be32 addr_low;
|
|
};
|
|
|
|
/* Commands */
|
|
|
|
#define MXGEFW_BOOT_HANDOFF 0xfc0000
|
|
#define MXGEFW_BOOT_DUMMY_RDMA 0xfc01c0
|
|
|
|
#define MXGEFW_ETH_CMD 0xf80000
|
|
#define MXGEFW_ETH_SEND_4 0x200000
|
|
#define MXGEFW_ETH_SEND_1 0x240000
|
|
#define MXGEFW_ETH_SEND_2 0x280000
|
|
#define MXGEFW_ETH_SEND_3 0x2c0000
|
|
#define MXGEFW_ETH_RECV_SMALL 0x300000
|
|
#define MXGEFW_ETH_RECV_BIG 0x340000
|
|
|
|
#define MXGEFW_ETH_SEND(n) (0x200000 + (((n) & 0x03) * 0x40000))
|
|
#define MXGEFW_ETH_SEND_OFFSET(n) (MXGEFW_ETH_SEND(n) - MXGEFW_ETH_SEND_4)
|
|
|
|
enum myri10ge_mcp_cmd_type {
|
|
MXGEFW_CMD_NONE = 0,
|
|
/* Reset the mcp, it is left in a safe state, waiting
|
|
* for the driver to set all its parameters */
|
|
MXGEFW_CMD_RESET,
|
|
|
|
/* get the version number of the current firmware..
|
|
* (may be available in the eeprom strings..? */
|
|
MXGEFW_GET_MCP_VERSION,
|
|
|
|
/* Parameters which must be set by the driver before it can
|
|
* issue MXGEFW_CMD_ETHERNET_UP. They persist until the next
|
|
* MXGEFW_CMD_RESET is issued */
|
|
|
|
MXGEFW_CMD_SET_INTRQ_DMA,
|
|
MXGEFW_CMD_SET_BIG_BUFFER_SIZE, /* in bytes, power of 2 */
|
|
MXGEFW_CMD_SET_SMALL_BUFFER_SIZE, /* in bytes */
|
|
|
|
/* Parameters which refer to lanai SRAM addresses where the
|
|
* driver must issue PIO writes for various things */
|
|
|
|
MXGEFW_CMD_GET_SEND_OFFSET,
|
|
MXGEFW_CMD_GET_SMALL_RX_OFFSET,
|
|
MXGEFW_CMD_GET_BIG_RX_OFFSET,
|
|
MXGEFW_CMD_GET_IRQ_ACK_OFFSET,
|
|
MXGEFW_CMD_GET_IRQ_DEASSERT_OFFSET,
|
|
|
|
/* Parameters which refer to rings stored on the MCP,
|
|
* and whose size is controlled by the mcp */
|
|
|
|
MXGEFW_CMD_GET_SEND_RING_SIZE, /* in bytes */
|
|
MXGEFW_CMD_GET_RX_RING_SIZE, /* in bytes */
|
|
|
|
/* Parameters which refer to rings stored in the host,
|
|
* and whose size is controlled by the host. Note that
|
|
* all must be physically contiguous and must contain
|
|
* a power of 2 number of entries. */
|
|
|
|
MXGEFW_CMD_SET_INTRQ_SIZE, /* in bytes */
|
|
|
|
/* command to bring ethernet interface up. Above parameters
|
|
* (plus mtu & mac address) must have been exchanged prior
|
|
* to issuing this command */
|
|
MXGEFW_CMD_ETHERNET_UP,
|
|
|
|
/* command to bring ethernet interface down. No further sends
|
|
* or receives may be processed until an MXGEFW_CMD_ETHERNET_UP
|
|
* is issued, and all interrupt queues must be flushed prior
|
|
* to ack'ing this command */
|
|
|
|
MXGEFW_CMD_ETHERNET_DOWN,
|
|
|
|
/* commands the driver may issue live, without resetting
|
|
* the nic. Note that increasing the mtu "live" should
|
|
* only be done if the driver has already supplied buffers
|
|
* sufficiently large to handle the new mtu. Decreasing
|
|
* the mtu live is safe */
|
|
|
|
MXGEFW_CMD_SET_MTU,
|
|
MXGEFW_CMD_GET_INTR_COAL_DELAY_OFFSET, /* in microseconds */
|
|
MXGEFW_CMD_SET_STATS_INTERVAL, /* in microseconds */
|
|
MXGEFW_CMD_SET_STATS_DMA_OBSOLETE, /* replaced by SET_STATS_DMA_V2 */
|
|
|
|
MXGEFW_ENABLE_PROMISC,
|
|
MXGEFW_DISABLE_PROMISC,
|
|
MXGEFW_SET_MAC_ADDRESS,
|
|
|
|
MXGEFW_ENABLE_FLOW_CONTROL,
|
|
MXGEFW_DISABLE_FLOW_CONTROL,
|
|
|
|
/* do a DMA test
|
|
* data0,data1 = DMA address
|
|
* data2 = RDMA length (MSH), WDMA length (LSH)
|
|
* command return data = repetitions (MSH), 0.5-ms ticks (LSH)
|
|
*/
|
|
MXGEFW_DMA_TEST,
|
|
|
|
MXGEFW_ENABLE_ALLMULTI,
|
|
MXGEFW_DISABLE_ALLMULTI,
|
|
|
|
/* returns MXGEFW_CMD_ERROR_MULTICAST
|
|
* if there is no room in the cache
|
|
* data0,MSH(data1) = multicast group address */
|
|
MXGEFW_JOIN_MULTICAST_GROUP,
|
|
/* returns MXGEFW_CMD_ERROR_MULTICAST
|
|
* if the address is not in the cache,
|
|
* or is equal to FF-FF-FF-FF-FF-FF
|
|
* data0,MSH(data1) = multicast group address */
|
|
MXGEFW_LEAVE_MULTICAST_GROUP,
|
|
MXGEFW_LEAVE_ALL_MULTICAST_GROUPS,
|
|
|
|
MXGEFW_CMD_SET_STATS_DMA_V2,
|
|
/* data0, data1 = bus addr,
|
|
* data2 = sizeof(struct mcp_irq_data) from driver point of view, allows
|
|
* adding new stuff to mcp_irq_data without changing the ABI */
|
|
|
|
MXGEFW_CMD_UNALIGNED_TEST,
|
|
/* same than DMA_TEST (same args) but abort with UNALIGNED on unaligned
|
|
* chipset */
|
|
|
|
MXGEFW_CMD_UNALIGNED_STATUS,
|
|
/* return data = boolean, true if the chipset is known to be unaligned */
|
|
|
|
MXGEFW_CMD_ALWAYS_USE_N_BIG_BUFFERS,
|
|
/* data0 = number of big buffers to use. It must be 0 or a power of 2.
|
|
* 0 indicates that the NIC consumes as many buffers as they are required
|
|
* for packet. This is the default behavior.
|
|
* A power of 2 number indicates that the NIC always uses the specified
|
|
* number of buffers for each big receive packet.
|
|
* It is up to the driver to ensure that this value is big enough for
|
|
* the NIC to be able to receive maximum-sized packets.
|
|
*/
|
|
|
|
MXGEFW_CMD_GET_MAX_RSS_QUEUES,
|
|
MXGEFW_CMD_ENABLE_RSS_QUEUES,
|
|
/* data0 = number of slices n (0, 1, ..., n-1) to enable
|
|
* data1 = interrupt mode. 0=share one INTx/MSI, 1=use one MSI-X per queue.
|
|
* If all queues share one interrupt, the driver must have set
|
|
* RSS_SHARED_INTERRUPT_DMA before enabling queues.
|
|
*/
|
|
MXGEFW_CMD_GET_RSS_SHARED_INTERRUPT_MASK_OFFSET,
|
|
MXGEFW_CMD_SET_RSS_SHARED_INTERRUPT_DMA,
|
|
/* data0, data1 = bus address lsw, msw */
|
|
MXGEFW_CMD_GET_RSS_TABLE_OFFSET,
|
|
/* get the offset of the indirection table */
|
|
MXGEFW_CMD_SET_RSS_TABLE_SIZE,
|
|
/* set the size of the indirection table */
|
|
MXGEFW_CMD_GET_RSS_KEY_OFFSET,
|
|
/* get the offset of the secret key */
|
|
MXGEFW_CMD_RSS_KEY_UPDATED,
|
|
/* tell nic that the secret key's been updated */
|
|
MXGEFW_CMD_SET_RSS_ENABLE,
|
|
/* data0 = enable/disable rss
|
|
* 0: disable rss. nic does not distribute receive packets.
|
|
* 1: enable rss. nic distributes receive packets among queues.
|
|
* data1 = hash type
|
|
* 1: IPV4
|
|
* 2: TCP_IPV4
|
|
* 3: IPV4 | TCP_IPV4
|
|
*/
|
|
|
|
MXGEFW_CMD_GET_MAX_TSO6_HDR_SIZE,
|
|
/* Return data = the max. size of the entire headers of a IPv6 TSO packet.
|
|
* If the header size of a IPv6 TSO packet is larger than the specified
|
|
* value, then the driver must not use TSO.
|
|
* This size restriction only applies to IPv6 TSO.
|
|
* For IPv4 TSO, the maximum size of the headers is fixed, and the NIC
|
|
* always has enough header buffer to store maximum-sized headers.
|
|
*/
|
|
|
|
MXGEFW_CMD_SET_TSO_MODE,
|
|
/* data0 = TSO mode.
|
|
* 0: Linux/FreeBSD style (NIC default)
|
|
* 1: NDIS/NetBSD style
|
|
*/
|
|
|
|
MXGEFW_CMD_MDIO_READ,
|
|
/* data0 = dev_addr (PMA/PMD or PCS ...), data1 = register/addr */
|
|
MXGEFW_CMD_MDIO_WRITE,
|
|
/* data0 = dev_addr, data1 = register/addr, data2 = value */
|
|
|
|
MXGEFW_CMD_XFP_I2C_READ,
|
|
/* Starts to get a fresh copy of one byte or of the whole xfp i2c table, the
|
|
* obtained data is cached inside the xaui-xfi chip :
|
|
* data0 : "all" flag : 0 => get one byte, 1=> get 256 bytes,
|
|
* data1 : if (data0 == 0): index of byte to refresh [ not used otherwise ]
|
|
* The operation might take ~1ms for a single byte or ~65ms when refreshing all 256 bytes
|
|
* During the i2c operation, MXGEFW_CMD_XFP_I2C_READ or MXGEFW_CMD_XFP_BYTE attempts
|
|
* will return MXGEFW_CMD_ERROR_BUSY
|
|
*/
|
|
MXGEFW_CMD_XFP_BYTE,
|
|
/* Return the last obtained copy of a given byte in the xfp i2c table
|
|
* (copy cached during the last relevant MXGEFW_CMD_XFP_I2C_READ)
|
|
* data0 : index of the desired table entry
|
|
* Return data = the byte stored at the requested index in the table
|
|
*/
|
|
|
|
MXGEFW_CMD_GET_VPUMP_OFFSET,
|
|
/* Return data = NIC memory offset of mcp_vpump_public_global */
|
|
MXGEFW_CMD_RESET_VPUMP,
|
|
/* Resets the VPUMP state */
|
|
};
|
|
|
|
enum myri10ge_mcp_cmd_status {
|
|
MXGEFW_CMD_OK = 0,
|
|
MXGEFW_CMD_UNKNOWN,
|
|
MXGEFW_CMD_ERROR_RANGE,
|
|
MXGEFW_CMD_ERROR_BUSY,
|
|
MXGEFW_CMD_ERROR_EMPTY,
|
|
MXGEFW_CMD_ERROR_CLOSED,
|
|
MXGEFW_CMD_ERROR_HASH_ERROR,
|
|
MXGEFW_CMD_ERROR_BAD_PORT,
|
|
MXGEFW_CMD_ERROR_RESOURCES,
|
|
MXGEFW_CMD_ERROR_MULTICAST,
|
|
MXGEFW_CMD_ERROR_UNALIGNED,
|
|
MXGEFW_CMD_ERROR_NO_MDIO,
|
|
MXGEFW_CMD_ERROR_XFP_FAILURE,
|
|
MXGEFW_CMD_ERROR_XFP_ABSENT
|
|
};
|
|
|
|
#define MXGEFW_OLD_IRQ_DATA_LEN 40
|
|
|
|
struct mcp_irq_data {
|
|
/* add new counters at the beginning */
|
|
__be32 future_use[1];
|
|
__be32 dropped_pause;
|
|
__be32 dropped_unicast_filtered;
|
|
__be32 dropped_bad_crc32;
|
|
__be32 dropped_bad_phy;
|
|
__be32 dropped_multicast_filtered;
|
|
/* 40 Bytes */
|
|
__be32 send_done_count;
|
|
|
|
#define MXGEFW_LINK_DOWN 0
|
|
#define MXGEFW_LINK_UP 1
|
|
#define MXGEFW_LINK_MYRINET 2
|
|
#define MXGEFW_LINK_UNKNOWN 3
|
|
__be32 link_up;
|
|
__be32 dropped_link_overflow;
|
|
__be32 dropped_link_error_or_filtered;
|
|
__be32 dropped_runt;
|
|
__be32 dropped_overrun;
|
|
__be32 dropped_no_small_buffer;
|
|
__be32 dropped_no_big_buffer;
|
|
__be32 rdma_tags_available;
|
|
|
|
u8 tx_stopped;
|
|
u8 link_down;
|
|
u8 stats_updated;
|
|
u8 valid;
|
|
};
|
|
|
|
#endif /* __MYRI10GE_MCP_H__ */
|