diff options
author | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-08-02 07:48:13 +0200 |
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committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-08-27 09:58:30 +0200 |
commit | ff5a3b509e4ec96a2a4c57052a2d96e855778a24 (patch) | |
tree | cf7b81e65c03ab1cbadd949742aed7146cb80dd0 /drivers/net/rrunner.h | |
parent | ppp: Move the PPP drivers (diff) | |
download | linux-ff5a3b509e4ec96a2a4c57052a2d96e855778a24.tar.xz linux-ff5a3b509e4ec96a2a4c57052a2d96e855778a24.zip |
hippi: Move the HIPPI driver
Move the HIPPI driver into drivers/net/hippi/ and make the
necessary Kconfig and Makefile changes.
CC: Jes Sorensen <jes@wildopensource.com>
CC: Jes Sorensen <jes@trained-monkey.org>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/rrunner.h')
-rw-r--r-- | drivers/net/rrunner.h | 846 |
1 files changed, 0 insertions, 846 deletions
diff --git a/drivers/net/rrunner.h b/drivers/net/rrunner.h deleted file mode 100644 index 28169043ae49..000000000000 --- a/drivers/net/rrunner.h +++ /dev/null @@ -1,846 +0,0 @@ -#ifndef _RRUNNER_H_ -#define _RRUNNER_H_ - -#include <linux/interrupt.h> - -#if ((BITS_PER_LONG != 32) && (BITS_PER_LONG != 64)) -#error "BITS_PER_LONG not defined or not valid" -#endif - - -struct rr_regs { - - u32 pad0[16]; - - u32 HostCtrl; - u32 LocalCtrl; - u32 Pc; - u32 BrkPt; - -/* Timer increments every 0.97 micro-seconds (unsigned int) */ - u32 Timer_Hi; - u32 Timer; - u32 TimerRef; - u32 PciState; - - u32 Event; - u32 MbEvent; - - u32 WinBase; - u32 WinData; - u32 RX_state; - u32 TX_state; - - u32 Overhead; - u32 ExtIo; - - u32 DmaWriteHostHi; - u32 DmaWriteHostLo; - - u32 pad1[2]; - - u32 DmaReadHostHi; - u32 DmaReadHostLo; - - u32 pad2; - - u32 DmaReadLen; - u32 DmaWriteState; - - u32 DmaWriteLcl; - u32 DmaWriteIPchecksum; - u32 DmaWriteLen; - u32 DmaReadState; - u32 DmaReadLcl; - u32 DmaReadIPchecksum; - u32 pad3; - - u32 RxBase; - u32 RxPrd; - u32 RxCon; - - u32 pad4; - - u32 TxBase; - u32 TxPrd; - u32 TxCon; - - u32 pad5; - - u32 RxIndPro; - u32 RxIndCon; - u32 RxIndRef; - - u32 pad6; - - u32 TxIndPro; - u32 TxIndCon; - u32 TxIndRef; - - u32 pad7[17]; - - u32 DrCmndPro; - u32 DrCmndCon; - u32 DrCmndRef; - - u32 pad8; - - u32 DwCmndPro; - u32 DwCmndCon; - u32 DwCmndRef; - - u32 AssistState; - - u32 DrDataPro; - u32 DrDataCon; - u32 DrDataRef; - - u32 pad9; - - u32 DwDataPro; - u32 DwDataCon; - u32 DwDataRef; - - u32 pad10[33]; - - u32 EvtCon; - - u32 pad11[5]; - - u32 TxPi; - u32 IpRxPi; - - u32 pad11a[8]; - - u32 CmdRing[16]; - -/* The ULA is in two registers the high order two bytes of the first - * word contain the RunCode features. - * ula0 res res byte0 byte1 - * ula1 byte2 byte3 byte4 byte5 - */ - u32 Ula0; - u32 Ula1; - - u32 RxRingHi; - u32 RxRingLo; - - u32 InfoPtrHi; - u32 InfoPtrLo; - - u32 Mode; - - u32 ConRetry; - u32 ConRetryTmr; - - u32 ConTmout; - u32 CtatTmr; - - u32 MaxRxRng; - - u32 IntrTmr; - u32 TxDataMvTimeout; - u32 RxDataMvTimeout; - - u32 EvtPrd; - u32 TraceIdx; - - u32 Fail1; - u32 Fail2; - - u32 DrvPrm; - - u32 FilterLA; - - u32 FwRev; - u32 FwRes1; - u32 FwRes2; - u32 FwRes3; - - u32 WriteDmaThresh; - u32 ReadDmaThresh; - - u32 pad12[325]; - u32 Window[512]; -}; - -/* - * Host control register bits. - */ - -#define RR_INT 0x01 -#define RR_CLEAR_INT 0x02 -#define NO_SWAP 0x04000004 -#define NO_SWAP1 0x00000004 -#define PCI_RESET_NIC 0x08 -#define HALT_NIC 0x10 -#define SSTEP_NIC 0x20 -#define MEM_READ_MULTI 0x40 -#define NIC_HALTED 0x100 -#define HALT_INST 0x200 -#define PARITY_ERR 0x400 -#define INVALID_INST_B 0x800 -#define RR_REV_2 0x20000000 -#define RR_REV_MASK 0xf0000000 - -/* - * Local control register bits. - */ - -#define INTA_STATE 0x01 -#define CLEAR_INTA 0x02 -#define FAST_EEPROM_ACCESS 0x08 -#define ENABLE_EXTRA_SRAM 0x100 -#define ENABLE_EXTRA_DESC 0x200 -#define ENABLE_PARITY 0x400 -#define FORCE_DMA_PARITY_ERROR 0x800 -#define ENABLE_EEPROM_WRITE 0x1000 -#define ENABLE_DATA_CACHE 0x2000 -#define SRAM_LO_PARITY_ERR 0x4000 -#define SRAM_HI_PARITY_ERR 0x8000 - -/* - * PCI state bits. - */ - -#define FORCE_PCI_RESET 0x01 -#define PROVIDE_LENGTH 0x02 -#define MASK_DMA_READ_MAX 0x1C -#define RBURST_DISABLE 0x00 -#define RBURST_4 0x04 -#define RBURST_16 0x08 -#define RBURST_32 0x0C -#define RBURST_64 0x10 -#define RBURST_128 0x14 -#define RBURST_256 0x18 -#define RBURST_1024 0x1C -#define MASK_DMA_WRITE_MAX 0xE0 -#define WBURST_DISABLE 0x00 -#define WBURST_4 0x20 -#define WBURST_16 0x40 -#define WBURST_32 0x60 -#define WBURST_64 0x80 -#define WBURST_128 0xa0 -#define WBURST_256 0xc0 -#define WBURST_1024 0xe0 -#define MASK_MIN_DMA 0xFF00 -#define FIFO_RETRY_ENABLE 0x10000 - -/* - * Event register - */ - -#define DMA_WRITE_DONE 0x10000 -#define DMA_READ_DONE 0x20000 -#define DMA_WRITE_ERR 0x40000 -#define DMA_READ_ERR 0x80000 - -/* - * Receive state - * - * RoadRunner HIPPI Receive State Register controls and monitors the - * HIPPI receive interface in the NIC. Look at err bits when a HIPPI - * receive Error Event occurs. - */ - -#define ENABLE_NEW_CON 0x01 -#define RESET_RECV 0x02 -#define RECV_ALL 0x00 -#define RECV_1K 0x20 -#define RECV_2K 0x40 -#define RECV_4K 0x60 -#define RECV_8K 0x80 -#define RECV_16K 0xa0 -#define RECV_32K 0xc0 -#define RECV_64K 0xe0 - -/* - * Transmit status. - */ - -#define ENA_XMIT 0x01 -#define PERM_CON 0x02 - -/* - * DMA write state - */ - -#define RESET_DMA 0x01 -#define NO_SWAP_DMA 0x02 -#define DMA_ACTIVE 0x04 -#define THRESH_MASK 0x1F -#define DMA_ERROR_MASK 0xff000000 - -/* - * Gooddies stored in the ULA registers. - */ - -#define TRACE_ON_WHAT_BIT 0x00020000 /* Traces on */ -#define ONEM_BUF_WHAT_BIT 0x00040000 /* 1Meg vs 256K */ -#define CHAR_API_WHAT_BIT 0x00080000 /* Char API vs network only */ -#define CMD_EVT_WHAT_BIT 0x00200000 /* Command event */ -#define LONG_TX_WHAT_BIT 0x00400000 -#define LONG_RX_WHAT_BIT 0x00800000 -#define WHAT_BIT_MASK 0xFFFD0000 /* Feature bit mask */ - -/* - * Mode status - */ - -#define EVENT_OVFL 0x80000000 -#define FATAL_ERR 0x40000000 -#define LOOP_BACK 0x01 -#define MODE_PH 0x02 -#define MODE_FP 0x00 -#define PTR64BIT 0x04 -#define PTR32BIT 0x00 -#define PTR_WD_SWAP 0x08 -#define PTR_WD_NOSWAP 0x00 -#define POST_WARN_EVENT 0x10 -#define ERR_TERM 0x20 -#define DIRECT_CONN 0x40 -#define NO_NIC_WATCHDOG 0x80 -#define SWAP_DATA 0x100 -#define SWAP_CONTROL 0x200 -#define NIC_HALT_ON_ERR 0x400 -#define NIC_NO_RESTART 0x800 -#define HALF_DUP_TX 0x1000 -#define HALF_DUP_RX 0x2000 - - -/* - * Error codes - */ - -/* Host Error Codes - values of fail1 */ -#define ERR_UNKNOWN_MBOX 0x1001 -#define ERR_UNKNOWN_CMD 0x1002 -#define ERR_MAX_RING 0x1003 -#define ERR_RING_CLOSED 0x1004 -#define ERR_RING_OPEN 0x1005 -/* Firmware internal errors */ -#define ERR_EVENT_RING_FULL 0x01 -#define ERR_DW_PEND_CMND_FULL 0x02 -#define ERR_DR_PEND_CMND_FULL 0x03 -#define ERR_DW_PEND_DATA_FULL 0x04 -#define ERR_DR_PEND_DATA_FULL 0x05 -#define ERR_ILLEGAL_JUMP 0x06 -#define ERR_UNIMPLEMENTED 0x07 -#define ERR_TX_INFO_FULL 0x08 -#define ERR_RX_INFO_FULL 0x09 -#define ERR_ILLEGAL_MODE 0x0A -#define ERR_MAIN_TIMEOUT 0x0B -#define ERR_EVENT_BITS 0x0C -#define ERR_UNPEND_FULL 0x0D -#define ERR_TIMER_QUEUE_FULL 0x0E -#define ERR_TIMER_QUEUE_EMPTY 0x0F -#define ERR_TIMER_NO_FREE 0x10 -#define ERR_INTR_START 0x11 -#define ERR_BAD_STARTUP 0x12 -#define ERR_NO_PKT_END 0x13 -#define ERR_HALTED_ON_ERR 0x14 -/* Hardware NIC Errors */ -#define ERR_WRITE_DMA 0x0101 -#define ERR_READ_DMA 0x0102 -#define ERR_EXT_SERIAL 0x0103 -#define ERR_TX_INT_PARITY 0x0104 - - -/* - * Event definitions - */ - -#define EVT_RING_ENTRIES 64 -#define EVT_RING_SIZE (EVT_RING_ENTRIES * sizeof(struct event)) - -struct event { -#ifdef __LITTLE_ENDIAN - u16 index; - u8 ring; - u8 code; -#else - u8 code; - u8 ring; - u16 index; -#endif - u32 timestamp; -}; - -/* - * General Events - */ - -#define E_NIC_UP 0x01 -#define E_WATCHDOG 0x02 - -#define E_STAT_UPD 0x04 -#define E_INVAL_CMD 0x05 -#define E_SET_CMD_CONS 0x06 -#define E_LINK_ON 0x07 -#define E_LINK_OFF 0x08 -#define E_INTERN_ERR 0x09 -#define E_HOST_ERR 0x0A -#define E_STATS_UPDATE 0x0B -#define E_REJECTING 0x0C - -/* - * Send Events - */ -#define E_CON_REJ 0x13 -#define E_CON_TMOUT 0x14 -#define E_CON_NC_TMOUT 0x15 /* I , Connection No Campon Timeout */ -#define E_DISC_ERR 0x16 -#define E_INT_PRTY 0x17 -#define E_TX_IDLE 0x18 -#define E_TX_LINK_DROP 0x19 -#define E_TX_INV_RNG 0x1A -#define E_TX_INV_BUF 0x1B -#define E_TX_INV_DSC 0x1C - -/* - * Destination Events - */ -/* - * General Receive events - */ -#define E_VAL_RNG 0x20 -#define E_RX_RNG_ENER 0x21 -#define E_INV_RNG 0x22 -#define E_RX_RNG_SPC 0x23 -#define E_RX_RNG_OUT 0x24 -#define E_PKT_DISCARD 0x25 -#define E_INFO_EVT 0x27 - -/* - * Data corrupted events - */ -#define E_RX_PAR_ERR 0x2B -#define E_RX_LLRC_ERR 0x2C -#define E_IP_CKSM_ERR 0x2D -#define E_DTA_CKSM_ERR 0x2E -#define E_SHT_BST 0x2F - -/* - * Data lost events - */ -#define E_LST_LNK_ERR 0x30 -#define E_FLG_SYN_ERR 0x31 -#define E_FRM_ERR 0x32 -#define E_RX_IDLE 0x33 -#define E_PKT_LN_ERR 0x34 -#define E_STATE_ERR 0x35 -#define E_UNEXP_DATA 0x3C - -/* - * Fatal events - */ -#define E_RX_INV_BUF 0x36 -#define E_RX_INV_DSC 0x37 -#define E_RNG_BLK 0x38 - -/* - * Warning events - */ -#define E_RX_TO 0x39 -#define E_BFR_SPC 0x3A -#define E_INV_ULP 0x3B - -#define E_NOT_IMPLEMENTED 0x40 - - -/* - * Commands - */ - -#define CMD_RING_ENTRIES 16 - -struct cmd { -#ifdef __LITTLE_ENDIAN - u16 index; - u8 ring; - u8 code; -#else - u8 code; - u8 ring; - u16 index; -#endif -}; - -#define C_START_FW 0x01 -#define C_UPD_STAT 0x02 -#define C_WATCHDOG 0x05 -#define C_DEL_RNG 0x09 -#define C_NEW_RNG 0x0A -#define C_CONN 0x0D - - -/* - * Mode bits - */ - -#define PACKET_BAD 0x01 /* Packet had link-layer error */ -#define INTERRUPT 0x02 -#define TX_IP_CKSUM 0x04 -#define PACKET_END 0x08 -#define PACKET_START 0x10 -#define SAME_IFIELD 0x80 - - -typedef struct { -#if (BITS_PER_LONG == 64) - u64 addrlo; -#else - u32 addrhi; - u32 addrlo; -#endif -} rraddr; - - -static inline void set_rraddr(rraddr *ra, dma_addr_t addr) -{ - unsigned long baddr = addr; -#if (BITS_PER_LONG == 64) - ra->addrlo = baddr; -#else - /* Don't bother setting zero every time */ - ra->addrlo = baddr; -#endif - mb(); -} - - -static inline void set_rxaddr(struct rr_regs __iomem *regs, volatile dma_addr_t addr) -{ - unsigned long baddr = addr; -#if (BITS_PER_LONG == 64) && defined(__LITTLE_ENDIAN) - writel(baddr & 0xffffffff, ®s->RxRingHi); - writel(baddr >> 32, ®s->RxRingLo); -#elif (BITS_PER_LONG == 64) - writel(baddr >> 32, ®s->RxRingHi); - writel(baddr & 0xffffffff, ®s->RxRingLo); -#else - writel(0, ®s->RxRingHi); - writel(baddr, ®s->RxRingLo); -#endif - mb(); -} - - -static inline void set_infoaddr(struct rr_regs __iomem *regs, volatile dma_addr_t addr) -{ - unsigned long baddr = addr; -#if (BITS_PER_LONG == 64) && defined(__LITTLE_ENDIAN) - writel(baddr & 0xffffffff, ®s->InfoPtrHi); - writel(baddr >> 32, ®s->InfoPtrLo); -#elif (BITS_PER_LONG == 64) - writel(baddr >> 32, ®s->InfoPtrHi); - writel(baddr & 0xffffffff, ®s->InfoPtrLo); -#else - writel(0, ®s->InfoPtrHi); - writel(baddr, ®s->InfoPtrLo); -#endif - mb(); -} - - -/* - * TX ring - */ - -#ifdef CONFIG_ROADRUNNER_LARGE_RINGS -#define TX_RING_ENTRIES 32 -#else -#define TX_RING_ENTRIES 16 -#endif -#define TX_TOTAL_SIZE (TX_RING_ENTRIES * sizeof(struct tx_desc)) - -struct tx_desc{ - rraddr addr; - u32 res; -#ifdef __LITTLE_ENDIAN - u16 size; - u8 pad; - u8 mode; -#else - u8 mode; - u8 pad; - u16 size; -#endif -}; - - -#ifdef CONFIG_ROADRUNNER_LARGE_RINGS -#define RX_RING_ENTRIES 32 -#else -#define RX_RING_ENTRIES 16 -#endif -#define RX_TOTAL_SIZE (RX_RING_ENTRIES * sizeof(struct rx_desc)) - -struct rx_desc{ - rraddr addr; - u32 res; -#ifdef __LITTLE_ENDIAN - u16 size; - u8 pad; - u8 mode; -#else - u8 mode; - u8 pad; - u16 size; -#endif -}; - - -/* - * ioctl's - */ - -#define SIOCRRPFW SIOCDEVPRIVATE /* put firmware */ -#define SIOCRRGFW SIOCDEVPRIVATE+1 /* get firmware */ -#define SIOCRRID SIOCDEVPRIVATE+2 /* identify */ - - -struct seg_hdr { - u32 seg_start; - u32 seg_len; - u32 seg_eestart; -}; - - -#define EEPROM_BASE 0x80000000 -#define EEPROM_WORDS 8192 -#define EEPROM_BYTES (EEPROM_WORDS * sizeof(u32)) - -struct eeprom_boot { - u32 key1; - u32 key2; - u32 sram_size; - struct seg_hdr loader; - u32 init_chksum; - u32 reserved1; -}; - -struct eeprom_manf { - u32 HeaderFmt; - u32 Firmware; - u32 BoardRevision; - u32 RoadrunnerRev; - char OpticsPart[8]; - u32 OpticsRev; - u32 pad1; - char SramPart[8]; - u32 SramRev; - u32 pad2; - char EepromPart[8]; - u32 EepromRev; - u32 EepromSize; - char PalPart[8]; - u32 PalRev; - u32 pad3; - char PalCodeFile[12]; - u32 PalCodeRev; - char BoardULA[8]; - char SerialNo[8]; - char MfgDate[8]; - char MfgTime[8]; - char ModifyDate[8]; - u32 ModCount; - u32 pad4[13]; -}; - - -struct eeprom_phase_info { - char phase1File[12]; - u32 phase1Rev; - char phase1Date[8]; - char phase2File[12]; - u32 phase2Rev; - char phase2Date[8]; - u32 reserved7[4]; -}; - -struct eeprom_rncd_info { - u32 FwStart; - u32 FwRev; - char FwDate[8]; - u32 AddrRunCodeSegs; - u32 FileNames; - char File[13][8]; -}; - - -/* Phase 1 region (starts are word offset 0x80) */ -struct phase1_hdr{ - u32 jump; - u32 noop; - struct seg_hdr phase2Seg; -}; - -struct eeprom { - struct eeprom_boot boot; - u32 pad1[8]; - struct eeprom_manf manf; - struct eeprom_phase_info phase_info; - struct eeprom_rncd_info rncd_info; - u32 pad2[15]; - u32 hdr_checksum; - struct phase1_hdr phase1; -}; - - -struct rr_stats { - u32 NicTimeStamp; - u32 RngCreated; - u32 RngDeleted; - u32 IntrGen; - u32 NEvtOvfl; - u32 InvCmd; - u32 DmaReadErrs; - u32 DmaWriteErrs; - u32 StatUpdtT; - u32 StatUpdtC; - u32 WatchDog; - u32 Trace; - - /* Serial HIPPI */ - u32 LnkRdyEst; - u32 GLinkErr; - u32 AltFlgErr; - u32 OvhdBit8Sync; - u32 RmtSerPrtyErr; - u32 RmtParPrtyErr; - u32 RmtLoopBk; - u32 pad1; - - /* HIPPI tx */ - u32 ConEst; - u32 ConRejS; - u32 ConRetry; - u32 ConTmOut; - u32 SndConDiscon; - u32 SndParErr; - u32 PktSnt; - u32 pad2[2]; - u32 ShFBstSnt; - u64 BytSent; - u32 TxTimeout; - u32 pad3[3]; - - /* HIPPI rx */ - u32 ConAcc; - u32 ConRejdiPrty; - u32 ConRejd64b; - u32 ConRejdBuf; - u32 RxConDiscon; - u32 RxConNoData; - u32 PktRx; - u32 pad4[2]; - u32 ShFBstRx; - u64 BytRx; - u32 RxParErr; - u32 RxLLRCerr; - u32 RxBstSZerr; - u32 RxStateErr; - u32 RxRdyErr; - u32 RxInvULP; - u32 RxSpcBuf; - u32 RxSpcDesc; - u32 RxRngSpc; - u32 RxRngFull; - u32 RxPktLenErr; - u32 RxCksmErr; - u32 RxPktDrp; - u32 RngLowSpc; - u32 RngDataClose; - u32 RxTimeout; - u32 RxIdle; -}; - - -/* - * This struct is shared with the NIC firmware. - */ -struct ring_ctrl { - rraddr rngptr; -#ifdef __LITTLE_ENDIAN - u16 entries; - u8 pad; - u8 entry_size; - u16 pi; - u16 mode; -#else - u8 entry_size; - u8 pad; - u16 entries; - u16 mode; - u16 pi; -#endif -}; - -struct rr_info { - union { - struct rr_stats stats; - u32 stati[128]; - } s; - struct ring_ctrl evt_ctrl; - struct ring_ctrl cmd_ctrl; - struct ring_ctrl tx_ctrl; - u8 pad[464]; - u8 trace[3072]; -}; - -/* - * The linux structure for the RoadRunner. - * - * RX/TX descriptors are put first to make sure they are properly - * aligned and do not cross cache-line boundaries. - */ - -struct rr_private -{ - struct rx_desc *rx_ring; - struct tx_desc *tx_ring; - struct event *evt_ring; - dma_addr_t tx_ring_dma; - dma_addr_t rx_ring_dma; - dma_addr_t evt_ring_dma; - /* Alignment ok ? */ - struct sk_buff *rx_skbuff[RX_RING_ENTRIES]; - struct sk_buff *tx_skbuff[TX_RING_ENTRIES]; - struct rr_regs __iomem *regs; /* Register base */ - struct ring_ctrl *rx_ctrl; /* Receive ring control */ - struct rr_info *info; /* Shared info page */ - dma_addr_t rx_ctrl_dma; - dma_addr_t info_dma; - spinlock_t lock; - struct timer_list timer; - u32 cur_rx, cur_cmd, cur_evt; - u32 dirty_rx, dirty_tx; - u32 tx_full; - u32 fw_rev; - volatile short fw_running; - struct pci_dev *pci_dev; -}; - - -/* - * Prototypes - */ -static int rr_init(struct net_device *dev); -static int rr_init1(struct net_device *dev); -static irqreturn_t rr_interrupt(int irq, void *dev_id); - -static int rr_open(struct net_device *dev); -static netdev_tx_t rr_start_xmit(struct sk_buff *skb, - struct net_device *dev); -static int rr_close(struct net_device *dev); -static int rr_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); -static unsigned int rr_read_eeprom(struct rr_private *rrpriv, - unsigned long offset, - unsigned char *buf, - unsigned long length); -static u32 rr_read_eeprom_word(struct rr_private *rrpriv, size_t offset); -static int rr_load_firmware(struct net_device *dev); -static inline void rr_raz_tx(struct rr_private *, struct net_device *); -static inline void rr_raz_rx(struct rr_private *, struct net_device *); -#endif /* _RRUNNER_H_ */ |