diff options
Diffstat (limited to 'drivers/net/altera_tse.h')
| -rw-r--r-- | drivers/net/altera_tse.h | 314 |
1 files changed, 144 insertions, 170 deletions
diff --git a/drivers/net/altera_tse.h b/drivers/net/altera_tse.h index 08c4f66..2b1af81 100644 --- a/drivers/net/altera_tse.h +++ b/drivers/net/altera_tse.h @@ -11,22 +11,18 @@ #ifndef _ALTERA_TSE_H_ #define _ALTERA_TSE_H_ -#define __packed_1_ __attribute__ ((packed, aligned(1))) +#define __packed_1_ __packed __aligned(1) -/* SGDMA Stuff */ -#define ALT_SGDMA_STATUS_ERROR_MSK (0x00000001) -#define ALT_SGDMA_STATUS_EOP_ENCOUNTERED_MSK (0x00000002) -#define ALT_SGDMA_STATUS_DESC_COMPLETED_MSK (0x00000004) -#define ALT_SGDMA_STATUS_CHAIN_COMPLETED_MSK (0x00000008) -#define ALT_SGDMA_STATUS_BUSY_MSK (0x00000010) +/* dma type */ +#define ALT_SGDMA 0 +#define ALT_MSGDMA 1 -#define ALT_SGDMA_CONTROL_RUN_MSK (0x00000020) -#define ALT_SGDMA_CONTROL_STOP_DMA_ER_MSK (0x00000040) -#define ALT_SGDMA_CONTROL_SOFTWARERESET_MSK (0x00010000) +/* SGDMA Stuff */ +#define ALT_SGDMA_STATUS_BUSY_MSK BIT(4) -#define ALTERA_TSE_SGDMA_INTR_MASK (ALT_SGDMA_CONTROL_IE_CHAIN_COMPLETED_MSK \ - | ALT_SGDMA_STATUS_DESC_COMPLETED_MSK \ - | ALT_SGDMA_CONTROL_IE_GLOBAL_MSK) +#define ALT_SGDMA_CONTROL_RUN_MSK BIT(5) +#define ALT_SGDMA_CONTROL_STOP_DMA_ER_MSK BIT(6) +#define ALT_SGDMA_CONTROL_SOFTWARERESET_MSK BIT(16) /* * Descriptor control bit masks & offsets @@ -35,11 +31,10 @@ * The following bit-offsets are expressed relative to the LSB of * the control register bitfield. */ -#define ALT_SGDMA_DESCRIPTOR_CONTROL_GENERATE_EOP_MSK (0x00000001) -#define ALT_SGDMA_DESCRIPTOR_CONTROL_READ_FIXED_ADDRESS_MSK (0x00000002) -#define ALT_SGDMA_DESCRIPTOR_CONTROL_WRITE_FIXED_ADDRESS_MSK (0x00000004) -#define ALT_SGDMA_DESCRIPTOR_CONTROL_ATLANTIC_CHANNEL_MSK (0x00000008) -#define ALT_SGDMA_DESCRIPTOR_CONTROL_OWNED_BY_HW_MSK (0x00000080) +#define ALT_SGDMA_DESCRIPTOR_CONTROL_GENERATE_EOP_MSK BIT(0) +#define ALT_SGDMA_DESCRIPTOR_CONTROL_READ_FIXED_ADDRESS_MSK BIT(1) +#define ALT_SGDMA_DESCRIPTOR_CONTROL_WRITE_FIXED_ADDRESS_MSK BIT(2) +#define ALT_SGDMA_DESCRIPTOR_CONTROL_OWNED_BY_HW_MSK BIT(7) /* * Descriptor status bit masks & offsets @@ -48,15 +43,7 @@ * The following bit-offsets are expressed relative to the LSB of * the status register bitfield. */ -#define ALT_SGDMA_DESCRIPTOR_STATUS_E_CRC_MSK (0x00000001) -#define ALT_SGDMA_DESCRIPTOR_STATUS_E_PARITY_MSK (0x00000002) -#define ALT_SGDMA_DESCRIPTOR_STATUS_E_OVERFLOW_MSK (0x00000004) -#define ALT_SGDMA_DESCRIPTOR_STATUS_E_SYNC_MSK (0x00000008) -#define ALT_SGDMA_DESCRIPTOR_STATUS_E_UEOP_MSK (0x00000010) -#define ALT_SGDMA_DESCRIPTOR_STATUS_E_MEOP_MSK (0x00000020) -#define ALT_SGDMA_DESCRIPTOR_STATUS_E_MSOP_MSK (0x00000040) -#define ALT_SGDMA_DESCRIPTOR_STATUS_TERMINATED_BY_EOP_MSK (0x00000080) -#define ALT_SGDMA_DESCRIPTOR_STATUS_ERROR_MSK (0x0000007F) +#define ALT_SGDMA_DESCRIPTOR_STATUS_TERMINATED_BY_EOP_MSK BIT(7) /* * The SGDMA controller buffer descriptor allocates @@ -71,70 +58,101 @@ * */ struct alt_sgdma_descriptor { - unsigned int source; /* the address of data to be read. */ - unsigned int source_pad; + u32 source; /* the address of data to be read. */ + u32 source_pad; - unsigned int destination; /* the address to write data */ - unsigned int destination_pad; + u32 destination; /* the address to write data */ + u32 destination_pad; - unsigned int next; /* the next descriptor in the list. */ - unsigned int next_pad; + u32 next; /* the next descriptor in the list. */ + u32 next_pad; - unsigned short bytes_to_transfer; /* the number of bytes to transfer */ - unsigned char read_burst; - unsigned char write_burst; + u16 bytes_to_transfer; /* the number of bytes to transfer */ + u8 read_burst; + u8 write_burst; - unsigned short actual_bytes_transferred;/* bytes transferred by DMA */ - unsigned char descriptor_status; - unsigned char descriptor_control; + u16 actual_bytes_transferred;/* bytes transferred by DMA */ + u8 descriptor_status; + u8 descriptor_control; } __packed_1_; /* SG-DMA Control/Status Slave registers map */ struct alt_sgdma_registers { - unsigned int status; - unsigned int status_pad[3]; - unsigned int control; - unsigned int control_pad[3]; - unsigned int next_descriptor_pointer; - unsigned int descriptor_pad[3]; + u32 status; + u32 status_pad[3]; + u32 control; + u32 control_pad[3]; + u32 next_descriptor_pointer; + u32 descriptor_pad[3]; +}; + +/* mSGDMA Stuff */ + +/* mSGDMA extended descriptor format */ +struct msgdma_extended_desc { + u32 read_addr_lo; /* data buffer source address low bits */ + u32 write_addr_lo; /* data buffer destination address low bits */ + u32 len; + u32 burst_seq_num; + u32 stride; + u32 read_addr_hi; /* data buffer source address high bits */ + u32 write_addr_hi; /* data buffer destination address high bits */ + u32 control; /* characteristics of the transfer */ +}; + +/* mSGDMA descriptor control field bit definitions */ +#define MSGDMA_DESC_CTL_GEN_SOP BIT(8) +#define MSGDMA_DESC_CTL_GEN_EOP BIT(9) +#define MSGDMA_DESC_CTL_END_ON_EOP BIT(12) +#define MSGDMA_DESC_CTL_END_ON_LEN BIT(13) +#define MSGDMA_DESC_CTL_GO BIT(31) + +/* Tx buffer control flags */ +#define MSGDMA_DESC_CTL_TX_SINGLE (MSGDMA_DESC_CTL_GEN_SOP | \ + MSGDMA_DESC_CTL_GEN_EOP | \ + MSGDMA_DESC_CTL_GO) + +#define MSGDMA_DESC_CTL_RX_SINGLE (MSGDMA_DESC_CTL_END_ON_EOP | \ + MSGDMA_DESC_CTL_END_ON_LEN | \ + MSGDMA_DESC_CTL_GO) + +/* mSGDMA extended descriptor stride definitions */ +#define MSGDMA_DESC_TX_STRIDE 0x00010001 +#define MSGDMA_DESC_RX_STRIDE 0x00010001 + +/* mSGDMA dispatcher control and status register map */ +struct msgdma_csr { + u32 status; /* Read/Clear */ + u32 control; /* Read/Write */ + u32 rw_fill_level; + u32 resp_fill_level; /* bit 15:0 */ + u32 rw_seq_num; + u32 pad[3]; /* reserved */ +}; + +/* mSGDMA CSR status register bit definitions */ +#define MSGDMA_CSR_STAT_BUSY BIT(0) +#define MSGDMA_CSR_STAT_RESETTING BIT(6) +#define MSGDMA_CSR_STAT_MASK 0x3FF + +/* mSGDMA CSR control register bit definitions */ +#define MSGDMA_CSR_CTL_RESET BIT(1) + +/* mSGDMA response register map */ +struct msgdma_response { + u32 bytes_transferred; + u32 status; }; /* TSE Stuff */ -#define ALTERA_TSE_CMD_TX_ENA_MSK (0x00000001) -#define ALTERA_TSE_CMD_RX_ENA_MSK (0x00000002) -#define ALTERA_TSE_CMD_XON_GEN_MSK (0x00000004) -#define ALTERA_TSE_CMD_ETH_SPEED_MSK (0x00000008) -#define ALTERA_TSE_CMD_PROMIS_EN_MSK (0x00000010) -#define ALTERA_TSE_CMD_PAD_EN_MSK (0x00000020) -#define ALTERA_TSE_CMD_CRC_FWD_MSK (0x00000040) -#define ALTERA_TSE_CMD_PAUSE_FWD_MSK (0x00000080) -#define ALTERA_TSE_CMD_PAUSE_IGNORE_MSK (0x00000100) -#define ALTERA_TSE_CMD_TX_ADDR_INS_MSK (0x00000200) -#define ALTERA_TSE_CMD_HD_ENA_MSK (0x00000400) -#define ALTERA_TSE_CMD_EXCESS_COL_MSK (0x00000800) -#define ALTERA_TSE_CMD_LATE_COL_MSK (0x00001000) -#define ALTERA_TSE_CMD_SW_RESET_MSK (0x00002000) -#define ALTERA_TSE_CMD_MHASH_SEL_MSK (0x00004000) -#define ALTERA_TSE_CMD_LOOPBACK_MSK (0x00008000) -/* Bits (18:16) = address select */ -#define ALTERA_TSE_CMD_TX_ADDR_SEL_MSK (0x00070000) -#define ALTERA_TSE_CMD_MAGIC_ENA_MSK (0x00080000) -#define ALTERA_TSE_CMD_SLEEP_MSK (0x00100000) -#define ALTERA_TSE_CMD_WAKEUP_MSK (0x00200000) -#define ALTERA_TSE_CMD_XOFF_GEN_MSK (0x00400000) -#define ALTERA_TSE_CMD_CNTL_FRM_ENA_MSK (0x00800000) -#define ALTERA_TSE_CMD_NO_LENGTH_CHECK_MSK (0x01000000) -#define ALTERA_TSE_CMD_ENA_10_MSK (0x02000000) -#define ALTERA_TSE_CMD_RX_ERR_DISC_MSK (0x04000000) -/* Bits (30..27) reserved */ -#define ALTERA_TSE_CMD_CNT_RESET_MSK (0x80000000) - -#define ALTERA_TSE_TX_CMD_STAT_TX_SHIFT16 (0x00040000) -#define ALTERA_TSE_TX_CMD_STAT_OMIT_CRC (0x00020000) - -#define ALTERA_TSE_RX_CMD_STAT_RX_SHIFT16 (0x02000000) +#define ALTERA_TSE_CMD_TX_ENA_MSK BIT(0) +#define ALTERA_TSE_CMD_RX_ENA_MSK BIT(1) +#define ALTERA_TSE_CMD_ETH_SPEED_MSK BIT(3) +#define ALTERA_TSE_CMD_HD_ENA_MSK BIT(10) +#define ALTERA_TSE_CMD_SW_RESET_MSK BIT(13) +#define ALTERA_TSE_CMD_ENA_10_MSK BIT(25) #define ALT_TSE_SW_RESET_TIMEOUT (3 * CONFIG_SYS_HZ) #define ALT_TSE_SGDMA_BUSY_TIMEOUT (3 * CONFIG_SYS_HZ) @@ -142,116 +160,72 @@ struct alt_sgdma_registers { /* MAC register Space */ struct alt_tse_mac { - unsigned int megacore_revision; - unsigned int scratch_pad; - unsigned int command_config; - unsigned int mac_addr_0; - unsigned int mac_addr_1; - unsigned int max_frame_length; - unsigned int pause_quanta; - unsigned int rx_sel_empty_threshold; - unsigned int rx_sel_full_threshold; - unsigned int tx_sel_empty_threshold; - unsigned int tx_sel_full_threshold; - unsigned int rx_almost_empty_threshold; - unsigned int rx_almost_full_threshold; - unsigned int tx_almost_empty_threshold; - unsigned int tx_almost_full_threshold; - unsigned int mdio_phy0_addr; - unsigned int mdio_phy1_addr; - - /* only if 100/1000 BaseX PCS, reserved otherwise */ - unsigned int reservedx44[5]; - - unsigned int reg_read_access_status; - unsigned int min_tx_ipg_length; - - /* IEEE 802.3 oEntity Managed Object Support */ - unsigned int aMACID_1; /*The MAC addresses */ - unsigned int aMACID_2; - unsigned int aFramesTransmittedOK; - unsigned int aFramesReceivedOK; - unsigned int aFramesCheckSequenceErrors; - unsigned int aAlignmentErrors; - unsigned int aOctetsTransmittedOK; - unsigned int aOctetsReceivedOK; - - /* IEEE 802.3 oPausedEntity Managed Object Support */ - unsigned int aTxPAUSEMACCtrlFrames; - unsigned int aRxPAUSEMACCtrlFrames; - - /* IETF MIB (MIB-II) Object Support */ - unsigned int ifInErrors; - unsigned int ifOutErrors; - unsigned int ifInUcastPkts; - unsigned int ifInMulticastPkts; - unsigned int ifInBroadcastPkts; - unsigned int ifOutDiscards; - unsigned int ifOutUcastPkts; - unsigned int ifOutMulticastPkts; - unsigned int ifOutBroadcastPkts; - - /* IETF RMON MIB Object Support */ - unsigned int etherStatsDropEvent; - unsigned int etherStatsOctets; - unsigned int etherStatsPkts; - unsigned int etherStatsUndersizePkts; - unsigned int etherStatsOversizePkts; - unsigned int etherStatsPkts64Octets; - unsigned int etherStatsPkts65to127Octets; - unsigned int etherStatsPkts128to255Octets; - unsigned int etherStatsPkts256to511Octets; - unsigned int etherStatsPkts512to1023Octets; - unsigned int etherStatsPkts1024to1518Octets; - - unsigned int etherStatsPkts1519toXOctets; - unsigned int etherStatsJabbers; - unsigned int etherStatsFragments; - - unsigned int reservedxE4; + u32 megacore_revision; + u32 scratch_pad; + u32 command_config; + u32 mac_addr_0; + u32 mac_addr_1; + u32 max_frame_length; + u32 pause_quanta; + u32 rx_sel_empty_threshold; + u32 rx_sel_full_threshold; + u32 tx_sel_empty_threshold; + u32 tx_sel_full_threshold; + u32 rx_almost_empty_threshold; + u32 rx_almost_full_threshold; + u32 tx_almost_empty_threshold; + u32 tx_almost_full_threshold; + u32 mdio_phy0_addr; + u32 mdio_phy1_addr; + + u32 reserved1[0x29]; /*FIFO control register. */ - unsigned int tx_cmd_stat; - unsigned int rx_cmd_stat; + u32 tx_cmd_stat; + u32 rx_cmd_stat; - unsigned int ipaccTxConf; - unsigned int ipaccRxConf; - unsigned int ipaccRxStat; - unsigned int ipaccRxStatSum; - - /*Multicast address resolution table */ - unsigned int hash_table[64]; + u32 reserved2[0x44]; /*Registers 0 to 31 within PHY device 0/1 */ - unsigned int mdio_phy0[0x20]; - unsigned int mdio_phy1[0x20]; + u32 mdio_phy0[0x20]; + u32 mdio_phy1[0x20]; /*4 Supplemental MAC Addresses */ - unsigned int supp_mac_addr_0_0; - unsigned int supp_mac_addr_0_1; - unsigned int supp_mac_addr_1_0; - unsigned int supp_mac_addr_1_1; - unsigned int supp_mac_addr_2_0; - unsigned int supp_mac_addr_2_1; - unsigned int supp_mac_addr_3_0; - unsigned int supp_mac_addr_3_1; - - unsigned int reservedx320[56]; + u32 supp_mac_addr_0_0; + u32 supp_mac_addr_0_1; + u32 supp_mac_addr_1_0; + u32 supp_mac_addr_1_1; + u32 supp_mac_addr_2_0; + u32 supp_mac_addr_2_1; + u32 supp_mac_addr_3_0; + u32 supp_mac_addr_3_1; + + u32 reserved3[0x38]; +}; + +struct tse_ops { + int (*send)(struct udevice *dev, void *packet, int length); + int (*recv)(struct udevice *dev, int flags, uchar **packetp); + int (*free_pkt)(struct udevice *dev, uchar *packet, int length); + void (*stop)(struct udevice *dev); }; struct altera_tse_priv { struct alt_tse_mac *mac_dev; - struct alt_sgdma_registers *sgdma_rx; - struct alt_sgdma_registers *sgdma_tx; + void *sgdma_rx; + void *sgdma_tx; unsigned int rx_fifo_depth; unsigned int tx_fifo_depth; - struct alt_sgdma_descriptor *rx_desc; - struct alt_sgdma_descriptor *tx_desc; + void *rx_desc; + void *tx_desc; + void *rx_resp; unsigned char *rx_buf; unsigned int phyaddr; unsigned int interface; struct phy_device *phydev; struct mii_dev *bus; + const struct tse_ops *ops; + int dma_type; }; #endif /* _ALTERA_TSE_H_ */ |