/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _SLIC_H #define _SLIC_H #include #include #include #include #include #include #include #define SLIC_VGBSTAT_XPERR 0x40000000 #define SLIC_VGBSTAT_XERRSHFT 25 #define SLIC_VGBSTAT_XCSERR 0x23 #define SLIC_VGBSTAT_XUFLOW 0x22 #define SLIC_VGBSTAT_XHLEN 0x20 #define SLIC_VGBSTAT_NETERR 0x01000000 #define SLIC_VGBSTAT_NERRSHFT 16 #define SLIC_VGBSTAT_NERRMSK 0x1ff #define SLIC_VGBSTAT_NCSERR 0x103 #define SLIC_VGBSTAT_NUFLOW 0x102 #define SLIC_VGBSTAT_NHLEN 0x100 #define SLIC_VGBSTAT_LNKERR 0x00000080 #define SLIC_VGBSTAT_LERRMSK 0xff #define SLIC_VGBSTAT_LDEARLY 0x86 #define SLIC_VGBSTAT_LBOFLO 0x85 #define SLIC_VGBSTAT_LCODERR 0x84 #define SLIC_VGBSTAT_LDBLNBL 0x83 #define SLIC_VGBSTAT_LCRCERR 0x82 #define SLIC_VGBSTAT_LOFLO 0x81 #define SLIC_VGBSTAT_LUFLO 0x80 #define SLIC_IRHDDR_FLEN_MSK 0x0000ffff #define SLIC_IRHDDR_SVALID 0x80000000 #define SLIC_IRHDDR_ERR 0x10000000 #define SLIC_VRHSTAT_802OE 0x80000000 #define SLIC_VRHSTAT_TPOFLO 0x10000000 #define SLIC_VRHSTATB_802UE 0x80000000 #define SLIC_VRHSTATB_RCVE 0x40000000 #define SLIC_VRHSTATB_BUFF 0x20000000 #define SLIC_VRHSTATB_CARRE 0x08000000 #define SLIC_VRHSTATB_LONGE 0x02000000 #define SLIC_VRHSTATB_PREA 0x01000000 #define SLIC_VRHSTATB_CRC 0x00800000 #define SLIC_VRHSTATB_DRBL 0x00400000 #define SLIC_VRHSTATB_CODE 0x00200000 #define SLIC_VRHSTATB_TPCSUM 0x00100000 #define SLIC_VRHSTATB_TPHLEN 0x00080000 #define SLIC_VRHSTATB_IPCSUM 0x00040000 #define SLIC_VRHSTATB_IPLERR 0x00020000 #define SLIC_VRHSTATB_IPHERR 0x00010000 #define SLIC_CMD_XMT_REQ 0x01 #define SLIC_CMD_TYPE_DUMB 3 #define SLIC_RESET_MAGIC 0xDEAD #define SLIC_ICR_INT_OFF 0 #define SLIC_ICR_INT_ON 1 #define SLIC_ICR_INT_MASK 2 #define SLIC_ISR_ERR 0x80000000 #define SLIC_ISR_RCV 0x40000000 #define SLIC_ISR_CMD 0x20000000 #define SLIC_ISR_IO 0x60000000 #define SLIC_ISR_UPC 0x10000000 #define SLIC_ISR_LEVENT 0x08000000 #define SLIC_ISR_RMISS 0x02000000 #define SLIC_ISR_UPCERR 0x01000000 #define SLIC_ISR_XDROP 0x00800000 #define SLIC_ISR_UPCBSY 0x00020000 #define SLIC_ISR_PING_MASK 0x00700000 #define SLIC_ISR_UPCERR_MASK (SLIC_ISR_UPCERR | SLIC_ISR_UPCBSY) #define SLIC_ISR_UPC_MASK (SLIC_ISR_UPC | SLIC_ISR_UPCERR_MASK) #define SLIC_WCS_START 0x80000000 #define SLIC_WCS_COMPARE 0x40000000 #define SLIC_RCVWCS_BEGIN 0x40000000 #define SLIC_RCVWCS_FINISH 0x80000000 #define SLIC_MIICR_REG_16 0x00100000 #define SLIC_MRV_REG16_XOVERON 0x0068 #define SLIC_GIG_LINKUP 0x0001 #define SLIC_GIG_FULLDUPLEX 0x0002 #define SLIC_GIG_SPEED_MASK 0x000C #define SLIC_GIG_SPEED_1000 0x0008 #define SLIC_GIG_SPEED_100 0x0004 #define SLIC_GIG_SPEED_10 0x0000 #define SLIC_GMCR_RESET 0x80000000 #define SLIC_GMCR_GBIT 0x20000000 #define SLIC_GMCR_FULLD 0x10000000 #define SLIC_GMCR_GAPBB_SHIFT 14 #define SLIC_GMCR_GAPR1_SHIFT 7 #define SLIC_GMCR_GAPR2_SHIFT 0 #define SLIC_GMCR_GAPBB_1000 0x60 #define SLIC_GMCR_GAPR1_1000 0x2C #define SLIC_GMCR_GAPR2_1000 0x40 #define SLIC_GMCR_GAPBB_100 0x70 #define SLIC_GMCR_GAPR1_100 0x2C #define SLIC_GMCR_GAPR2_100 0x40 #define SLIC_XCR_RESET 0x80000000 #define SLIC_XCR_XMTEN 0x40000000 #define SLIC_XCR_PAUSEEN 0x20000000 #define SLIC_XCR_LOADRNG 0x10000000 #define SLIC_GXCR_RESET 0x80000000 #define SLIC_GXCR_XMTEN 0x40000000 #define SLIC_GXCR_PAUSEEN 0x20000000 #define SLIC_GRCR_RESET 0x80000000 #define SLIC_GRCR_RCVEN 0x40000000 #define SLIC_GRCR_RCVALL 0x20000000 #define SLIC_GRCR_RCVBAD 0x10000000 #define SLIC_GRCR_CTLEN 0x08000000 #define SLIC_GRCR_ADDRAEN 0x02000000 #define SLIC_GRCR_HASHSIZE_SHIFT 17 #define SLIC_GRCR_HASHSIZE 14 /* Reset Register */ #define SLIC_REG_RESET 0x0000 /* Interrupt Control Register */ #define SLIC_REG_ICR 0x0008 /* Interrupt status pointer */ #define SLIC_REG_ISP 0x0010 /* Interrupt status */ #define SLIC_REG_ISR 0x0018 /* Header buffer address reg * 31-8 - phy addr of set of contiguous hdr buffers * 7-0 - number of buffers passed * Buffers are 256 bytes long on 256-byte boundaries. */ #define SLIC_REG_HBAR 0x0020 /* Data buffer handle & address reg * 4 sets of registers; Buffers are 2K bytes long 2 per 4K page. */ #define SLIC_REG_DBAR 0x0028 /* Xmt Cmd buf addr regs. * 1 per XMT interface * 31-5 - phy addr of host command buffer * 4-0 - length of cmd in multiples of 32 bytes * Buffers are 32 bytes up to 512 bytes long */ #define SLIC_REG_CBAR 0x0030 /* Write control store */ #define SLIC_REG_WCS 0x0034 /*Response buffer address reg. * 31-8 - phy addr of set of contiguous response buffers * 7-0 - number of buffers passed * Buffers are 32 bytes long on 32-byte boundaries. */ #define SLIC_REG_RBAR 0x0038 /* Read statistics (UPR) */ #define SLIC_REG_RSTAT 0x0040 /* Read link status */ #define SLIC_REG_LSTAT 0x0048 /* Write Mac Config */ #define SLIC_REG_WMCFG 0x0050 /* Write phy register */ #define SLIC_REG_WPHY 0x0058 /* Rcv Cmd buf addr reg */ #define SLIC_REG_RCBAR 0x0060 /* Read SLIC Config*/ #define SLIC_REG_RCONFIG 0x0068 /* Interrupt aggregation time */ #define SLIC_REG_INTAGG 0x0070 /* Write XMIT config reg */ #define SLIC_REG_WXCFG 0x0078 /* Write RCV config reg */ #define SLIC_REG_WRCFG 0x0080 /* Write rcv addr a low */ #define SLIC_REG_WRADDRAL 0x0088 /* Write rcv addr a high */ #define SLIC_REG_WRADDRAH 0x0090 /* Write rcv addr b low */ #define SLIC_REG_WRADDRBL 0x0098 /* Write rcv addr b high */ #define SLIC_REG_WRADDRBH 0x00a0 /* Low bits of mcast mask */ #define SLIC_REG_MCASTLOW 0x00a8 /* High bits of mcast mask */ #define SLIC_REG_MCASTHIGH 0x00b0 /* Ping the card */ #define SLIC_REG_PING 0x00b8 /* Dump command */ #define SLIC_REG_DUMP_CMD 0x00c0 /* Dump data pointer */ #define SLIC_REG_DUMP_DATA 0x00c8 /* Read card's pci_status register */ #define SLIC_REG_PCISTATUS 0x00d0 /* Write hostid field */ #define SLIC_REG_WRHOSTID 0x00d8 /* Put card in a low power state */ #define SLIC_REG_LOW_POWER 0x00e0 /* Force slic into quiescent state before soft reset */ #define SLIC_REG_QUIESCE 0x00e8 /* Reset interface queues */ #define SLIC_REG_RESET_IFACE 0x00f0 /* Register is only written when it has changed. * Bits 63-32 for host i/f addrs. */ #define SLIC_REG_ADDR_UPPER 0x00f8 /* 64 bit Header buffer address reg */ #define SLIC_REG_HBAR64 0x0100 /* 64 bit Data buffer handle & address reg */ #define SLIC_REG_DBAR64 0x0108 /* 64 bit Xmt Cmd buf addr regs. */ #define SLIC_REG_CBAR64 0x0110 /* 64 bit Response buffer address reg.*/ #define SLIC_REG_RBAR64 0x0118 /* 64 bit Rcv Cmd buf addr reg*/ #define SLIC_REG_RCBAR64 0x0120 /* Read statistics (64 bit UPR) */ #define SLIC_REG_RSTAT64 0x0128 /* Download Gigabit RCV sequencer ucode */ #define SLIC_REG_RCV_WCS 0x0130 /* Write VlanId field */ #define SLIC_REG_WRVLANID 0x0138 /* Read Transformer info */ #define SLIC_REG_READ_XF_INFO 0x0140 /* Write Transformer info */ #define SLIC_REG_WRITE_XF_INFO 0x0148 /* Write card ticks per second */ #define SLIC_REG_TICKS_PER_SEC 0x0170 #define SLIC_REG_HOSTID 0x1554 #define PCI_VENDOR_ID_ALACRITECH 0x139A #define PCI_DEVICE_ID_ALACRITECH_MOJAVE 0x0005 #define PCI_SUBDEVICE_ID_ALACRITECH_1000X1 0x0005 #define PCI_SUBDEVICE_ID_ALACRITECH_1000X1_2 0x0006 #define PCI_SUBDEVICE_ID_ALACRITECH_1000X1F 0x0007 #define PCI_SUBDEVICE_ID_ALACRITECH_CICADA 0x0008 #define PCI_SUBDEVICE_ID_ALACRITECH_SES1001T 0x2006 #define PCI_SUBDEVICE_ID_ALACRITECH_SES1001F 0x2007 #define PCI_DEVICE_ID_ALACRITECH_OASIS 0x0007 #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2002XT 0x000B #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2002XF 0x000C #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2001XT 0x000D #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2001XF 0x000E #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2104EF 0x000F #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2104ET 0x0010 #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2102EF 0x0011 #define PCI_SUBDEVICE_ID_ALACRITECH_SEN2102ET 0x0012 /* Note: power of two required for number descriptors */ #define SLIC_NUM_RX_LES 256 #define SLIC_RX_BUFF_SIZE 2048 #define SLIC_RX_BUFF_ALIGN 256 #define SLIC_RX_BUFF_HDR_SIZE 34 #define SLIC_MAX_REQ_RX_DESCS 1 #define SLIC_NUM_TX_DESCS 256 #define SLIC_TX_DESC_ALIGN 32 #define SLIC_MIN_TX_WAKEUP_DESCS 10 #define SLIC_MAX_REQ_TX_DESCS 1 #define SLIC_MAX_TX_COMPLETIONS 100 #define SLIC_NUM_STAT_DESCS 128 #define SLIC_STATS_DESC_ALIGN 256 #define SLIC_NUM_STAT_DESC_ARRAYS 4 #define SLIC_INVALID_STAT_DESC_IDX 0xffffffff #define SLIC_NAPI_WEIGHT 64 #define SLIC_UPR_LSTAT 0 #define SLIC_UPR_CONFIG 1 #define SLIC_EEPROM_SIZE 128 #define SLIC_EEPROM_MAGIC 0xa5a5 #define SLIC_FIRMWARE_MOJAVE "slicoss/gbdownload.sys" #define SLIC_FIRMWARE_OASIS "slicoss/oasisdownload.sys" #define SLIC_RCV_FIRMWARE_MOJAVE "slicoss/gbrcvucode.sys" #define SLIC_RCV_FIRMWARE_OASIS "slicoss/oasisrcvucode.sys" #define SLIC_FIRMWARE_MIN_SIZE 64 #define SLIC_FIRMWARE_MAX_SECTIONS 3 #define SLIC_MODEL_MOJAVE 0 #define SLIC_MODEL_OASIS 1 #define SLIC_INC_STATS_COUNTER(st, counter) \ do { \ u64_stats_update_begin(&(st)->syncp); \ (st)->counter++; \ u64_stats_update_end(&(st)->syncp); \ } while (0) #define SLIC_GET_STATS_COUNTER(newst, st, counter) \ { \ unsigned int start; \ do { \ start = u64_stats_fetch_begin_irq(&(st)->syncp); \ newst = (st)->counter; \ } while (u64_stats_fetch_retry_irq(&(st)->syncp, start)); \ } struct slic_upr { dma_addr_t paddr; unsigned int type; struct list_head list; }; struct slic_upr_list { bool pending; struct list_head list; /* upr list lock */ spinlock_t lock; }; /* SLIC EEPROM structure for Mojave */ struct slic_mojave_eeprom { __le16 id; /* 00 EEPROM/FLASH Magic code 'A5A5'*/ __le16 eeprom_code_size;/* 01 Size of EEPROM Codes (bytes * 4)*/ __le16 flash_size; /* 02 Flash size */ __le16 eeprom_size; /* 03 EEPROM Size */ __le16 vendor_id; /* 04 Vendor ID */ __le16 dev_id; /* 05 Device ID */ u8 rev_id; /* 06 Revision ID */ u8 class_code[3]; /* 07 Class Code */ u8 irqpin_dbg; /* 08 Debug Interrupt pin */ u8 irqpin; /* Network Interrupt Pin */ u8 min_grant; /* 09 Minimum grant */ u8 max_lat; /* Maximum Latency */ __le16 pci_stat; /* 10 PCI Status */ __le16 sub_vendor_id; /* 11 Subsystem Vendor Id */ __le16 sub_id; /* 12 Subsystem ID */ __le16 dev_id_dbg; /* 13 Debug Device Id */ __le16 ramrom; /* 14 Dram/Rom function */ __le16 dram_size2pci; /* 15 DRAM size to PCI (bytes * 64K) */ __le16 rom_size2pci; /* 16 ROM extension size to PCI (bytes * 4k) */ u8 pad[2]; /* 17 Padding */ u8 freetime; /* 18 FreeTime setting */ u8 ifctrl; /* 10-bit interface control (Mojave only) */ __le16 dram_size; /* 19 DRAM size (bytes * 64k) */ u8 mac[ETH_ALEN]; /* 20 MAC addresses */ u8 mac2[ETH_ALEN]; u8 pad2[6]; u16 dev_id2; /* Device ID for 2nd PCI function */ u8 irqpin2; /* Interrupt pin for 2nd PCI function */ u8 class_code2[3]; /* Class Code for 2nd PCI function */ u16 cfg_byte6; /* Config Byte 6 */ u16 pme_cap; /* Power Mgment capabilities */ u16 nwclk_ctrl; /* NetworkClockControls */ u8 fru_format; /* Alacritech FRU format type */ u8 fru_assembly[6]; /* Alacritech FRU information */ u8 fru_rev[2]; u8 fru_serial[14]; u8 fru_pad[3]; u8 oem_fru[28]; /* optional OEM FRU format type */ u8 pad3[4]; /* Pad to 128 bytes - includes 2 cksum bytes * (if OEM FRU info exists) and two unusable * bytes at the end */ }; /* SLIC EEPROM structure for Oasis */ struct slic_oasis_eeprom { __le16 id; /* 00 EEPROM/FLASH Magic code 'A5A5' */ __le16 eeprom_code_size;/* 01 Size of EEPROM Codes (bytes * 4)*/ __le16 spidev0_cfg; /* 02 Flash Config for SPI device 0 */ __le16 spidev1_cfg; /* 03 Flash Config for SPI device 1 */ __le16 vendor_id; /* 04 Vendor ID */ __le16 dev_id; /* 05 Device ID (function 0) */ u8 rev_id; /* 06 Revision ID */ u8 class_code0[3]; /* 07 Class Code for PCI function 0 */ u8 irqpin1; /* 08 Interrupt pin for PCI function 1*/ u8 class_code1[3]; /* 09 Class Code for PCI function 1 */ u8 irqpin2; /* 10 Interrupt pin for PCI function 2*/ u8 irqpin0; /* Interrupt pin for PCI function 0*/ u8 min_grant; /* 11 Minimum grant */ u8 max_lat; /* Maximum Latency */ __le16 sub_vendor_id; /* 12 Subsystem Vendor Id */ __le16 sub_id; /* 13 Subsystem ID */ __le16 flash_size; /* 14 Flash size (bytes / 4K) */ __le16 dram_size2pci; /* 15 DRAM size to PCI (bytes / 64K) */ __le16 rom_size2pci; /* 16 Flash (ROM extension) size to PCI * (bytes / 4K) */ __le16 dev_id1; /* 17 Device Id (function 1) */ __le16 dev_id2; /* 18 Device Id (function 2) */ __le16 dev_stat_cfg; /* 19 Device Status Config Bytes 6-7 */ __le16 pme_cap; /* 20 Power Mgment capabilities */ u8 msi_cap; /* 21 MSI capabilities */ u8 clock_div; /* Clock divider */ __le16 pci_stat_lo; /* 22 PCI Status bits 15:0 */ __le16 pci_stat_hi; /* 23 PCI Status bits 31:16 */ __le16 dram_cfg_lo; /* 24 DRAM Configuration bits 15:0 */ __le16 dram_cfg_hi; /* 25 DRAM Configuration bits 31:16 */ __le16 dram_size; /* 26 DRAM size (bytes / 64K) */ __le16 gpio_tbi_ctrl; /* 27 GPIO/TBI controls for functions 1/0 */ __le16 eeprom_size; /* 28 EEPROM Size */ u8 mac[ETH_ALEN]; /* 29 MAC addresses (2 ports) */ u8 mac2[ETH_ALEN]; u8 fru_format; /* 35 Alacritech FRU format type */ u8 fru_assembly[6]; /* Alacritech FRU information */ u8 fru_rev[2]; u8 fru_serial[14]; u8 fru_pad[3]; u8 oem_fru[28]; /* optional OEM FRU information */ u8 pad[4]; /* Pad to 128 bytes - includes 2 checksum bytes * (if OEM FRU info exists) and two unusable * bytes at the end */ }; struct slic_stats { u64 rx_packets; u64 rx_bytes; u64 rx_mcasts; u64 rx_errors; u64 tx_packets; u64 tx_bytes; /* HW STATS */ u64 rx_buff_miss; u64 tx_dropped; u64 irq_errs; /* transport layer */ u64 rx_tpcsum; u64 rx_tpoflow; u64 rx_tphlen; /* ip layer */ u64 rx_ipcsum; u64 rx_iplen; u64 rx_iphlen; /* link layer */ u64 rx_early; u64 rx_buffoflow; u64 rx_lcode; u64 rx_drbl; u64 rx_crc; u64 rx_oflow802; u64 rx_uflow802; /* oasis only */ u64 tx_carrier; struct u64_stats_sync syncp; }; struct slic_shmem_data { __le32 isr; __le32 link; }; struct slic_shmem { dma_addr_t isr_paddr; dma_addr_t link_paddr; struct slic_shmem_data *shmem_data; }; struct slic_rx_info_oasis { __le32 frame_status; __le32 frame_status_b; __le32 time_stamp; __le32 checksum; }; struct slic_rx_info_mojave { __le32 frame_status; __le16 byte_cnt; __le16 tp_chksum; __le16 ctx_hash; __le16 mac_hash; __le16 buff_lnk; }; struct slic_stat_desc { __le32 hnd; __u8 pad[8]; __le32 status; __u8 pad2[16]; }; struct slic_stat_queue { struct slic_stat_desc *descs[SLIC_NUM_STAT_DESC_ARRAYS]; dma_addr_t paddr[SLIC_NUM_STAT_DESC_ARRAYS]; unsigned int addr_offset[SLIC_NUM_STAT_DESC_ARRAYS]; unsigned int active_array; unsigned int len; unsigned int done_idx; size_t mem_size; }; struct slic_tx_desc { __le32 hnd; __le32 rsvd; u8 cmd; u8 flags; __le16 rsvd2; __le32 totlen; __le32 paddrl; __le32 paddrh; __le32 len; __le32 type; }; struct slic_tx_buffer { struct sk_buff *skb; DEFINE_DMA_UNMAP_ADDR(map_addr); DEFINE_DMA_UNMAP_LEN(map_len); struct slic_tx_desc *desc; dma_addr_t desc_paddr; }; struct slic_tx_queue { struct dma_pool *dma_pool; struct slic_tx_buffer *txbuffs; unsigned int len; unsigned int put_idx; unsigned int done_idx; }; struct slic_rx_desc { u8 pad[16]; __le32 buffer; __le32 length; __le32 status; }; struct slic_rx_buffer { struct sk_buff *skb; DEFINE_DMA_UNMAP_ADDR(map_addr); DEFINE_DMA_UNMAP_LEN(map_len); unsigned int addr_offset; }; struct slic_rx_queue { struct slic_rx_buffer *rxbuffs; unsigned int len; unsigned int done_idx; unsigned int put_idx; }; struct slic_device { struct pci_dev *pdev; struct net_device *netdev; void __iomem *regs; /* upper address setting lock */ spinlock_t upper_lock; struct slic_shmem shmem; struct napi_struct napi; struct slic_rx_queue rxq; struct slic_tx_queue txq; struct slic_stat_queue stq; struct slic_stats stats; struct slic_upr_list upr_list; /* link configuration lock */ spinlock_t link_lock; bool promisc; int speed; unsigned int duplex; bool is_fiber; unsigned char model; }; static inline u32 slic_read(struct slic_device *sdev, unsigned int reg) { return ioread32(sdev->regs + reg); } static inline void slic_write(struct slic_device *sdev, unsigned int reg, u32 val) { iowrite32(val, sdev->regs + reg); } static inline void slic_flush_write(struct slic_device *sdev) { (void)ioread32(sdev->regs + SLIC_REG_HOSTID); } #endif /* _SLIC_H */