/***********************license start*************** * Copyright (c) 2003-2012 Cavium Inc. (support@cavium.com). All rights * reserved. * * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * * Neither the name of Cavium Inc. nor the names of * its contributors may be used to endorse or promote products * derived from this software without specific prior written * permission. * This Software, including technical data, may be subject to U.S. export control * laws, including the U.S. Export Administration Act and its associated * regulations, and may be subject to export or import regulations in other * countries. * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" * AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS OR * WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT TO * THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY REPRESENTATION OR * DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT DEFECTS, AND CAVIUM * SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES OF TITLE, * MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, LACK OF * VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET POSSESSION OR * CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT OF USE OR * PERFORMANCE OF THE SOFTWARE LIES WITH YOU. ***********************license end**************************************/ /** * cvmx-stxx-defs.h * * Configuration and status register (CSR) type definitions for * Octeon stxx. * * This file is auto generated. Do not edit. * *
$Revision$
* */ #ifndef __CVMX_STXX_DEFS_H__ #define __CVMX_STXX_DEFS_H__ #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_ARB_CTL(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_ARB_CTL(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000608ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_ARB_CTL(block_id) (CVMX_ADD_IO_SEG(0x0001180090000608ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_BCKPRS_CNT(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_BCKPRS_CNT(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000688ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_BCKPRS_CNT(block_id) (CVMX_ADD_IO_SEG(0x0001180090000688ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_COM_CTL(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_COM_CTL(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000600ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_COM_CTL(block_id) (CVMX_ADD_IO_SEG(0x0001180090000600ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_DIP_CNT(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_DIP_CNT(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000690ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_DIP_CNT(block_id) (CVMX_ADD_IO_SEG(0x0001180090000690ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_IGN_CAL(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_IGN_CAL(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000610ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_IGN_CAL(block_id) (CVMX_ADD_IO_SEG(0x0001180090000610ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_INT_MSK(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_INT_MSK(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x00011800900006A0ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_INT_MSK(block_id) (CVMX_ADD_IO_SEG(0x00011800900006A0ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_INT_REG(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_INT_REG(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000698ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_INT_REG(block_id) (CVMX_ADD_IO_SEG(0x0001180090000698ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_INT_SYNC(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_INT_SYNC(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x00011800900006A8ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_INT_SYNC(block_id) (CVMX_ADD_IO_SEG(0x00011800900006A8ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_MIN_BST(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_MIN_BST(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000618ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_MIN_BST(block_id) (CVMX_ADD_IO_SEG(0x0001180090000618ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_SPI4_CALX(unsigned long offset, unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && (((offset <= 31)) && ((block_id <= 1)))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && (((offset <= 31)) && ((block_id <= 1)))))) cvmx_warn("CVMX_STXX_SPI4_CALX(%lu,%lu) is invalid on this chip\n", offset, block_id); return CVMX_ADD_IO_SEG(0x0001180090000400ull) + (((offset) & 31) + ((block_id) & 1) * 0x1000000ull) * 8; } #else #define CVMX_STXX_SPI4_CALX(offset, block_id) (CVMX_ADD_IO_SEG(0x0001180090000400ull) + (((offset) & 31) + ((block_id) & 1) * 0x1000000ull) * 8) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_SPI4_DAT(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_SPI4_DAT(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000628ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_SPI4_DAT(block_id) (CVMX_ADD_IO_SEG(0x0001180090000628ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_SPI4_STAT(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_SPI4_STAT(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000630ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_SPI4_STAT(block_id) (CVMX_ADD_IO_SEG(0x0001180090000630ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_STAT_BYTES_HI(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_STAT_BYTES_HI(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000648ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_STAT_BYTES_HI(block_id) (CVMX_ADD_IO_SEG(0x0001180090000648ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_STAT_BYTES_LO(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_STAT_BYTES_LO(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000680ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_STAT_BYTES_LO(block_id) (CVMX_ADD_IO_SEG(0x0001180090000680ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_STAT_CTL(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_STAT_CTL(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000638ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_STAT_CTL(block_id) (CVMX_ADD_IO_SEG(0x0001180090000638ull) + ((block_id) & 1) * 0x8000000ull) #endif #if CVMX_ENABLE_CSR_ADDRESS_CHECKING static inline uint64_t CVMX_STXX_STAT_PKT_XMT(unsigned long block_id) { if (!( (OCTEON_IS_MODEL(OCTEON_CN38XX) && ((block_id <= 1))) || (OCTEON_IS_MODEL(OCTEON_CN58XX) && ((block_id <= 1))))) cvmx_warn("CVMX_STXX_STAT_PKT_XMT(%lu) is invalid on this chip\n", block_id); return CVMX_ADD_IO_SEG(0x0001180090000640ull) + ((block_id) & 1) * 0x8000000ull; } #else #define CVMX_STXX_STAT_PKT_XMT(block_id) (CVMX_ADD_IO_SEG(0x0001180090000640ull) + ((block_id) & 1) * 0x8000000ull) #endif /** * cvmx_stx#_arb_ctl * * STX_ARB_CTL - Spi transmit arbitration control * * * Notes: * If STX_ARB_CTL[MINTRN] is set in Spi4 mode, then the data_max_t * parameter will have to be adjusted. Please see the * STX_SPI4_DAT[MAX_T] section for additional information. In * addition, the min_burst can only be guaranteed on the initial data * burst of a given packet (i.e. the first data burst which contains * the SOP tick). All subsequent bursts could be truncated by training * sequences at any point during transmission and could be arbitrarily * small. This mode is only for use in Spi4 mode. */ union cvmx_stxx_arb_ctl { uint64_t u64; struct cvmx_stxx_arb_ctl_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_6_63 : 58; uint64_t mintrn : 1; /**< Hold off training cycles until STX_MIN_BST[MINB] is satisfied */ uint64_t reserved_4_4 : 1; uint64_t igntpa : 1; /**< User switch to ignore any TPA information from the Spi interface. This CSR forces all TPA terms to be masked out. It is only intended as backdoor or debug feature. */ uint64_t reserved_0_2 : 3; #else uint64_t reserved_0_2 : 3; uint64_t igntpa : 1; uint64_t reserved_4_4 : 1; uint64_t mintrn : 1; uint64_t reserved_6_63 : 58; #endif } s; struct cvmx_stxx_arb_ctl_s cn38xx; struct cvmx_stxx_arb_ctl_s cn38xxp2; struct cvmx_stxx_arb_ctl_s cn58xx; struct cvmx_stxx_arb_ctl_s cn58xxp1; }; typedef union cvmx_stxx_arb_ctl cvmx_stxx_arb_ctl_t; /** * cvmx_stx#_bckprs_cnt * * Notes: * This register reports the total number of cycles (STX data clks - * stx_clk) in which the port defined in STX_STAT_CTL[BCKPRS] has lost TPA * or is otherwise receiving backpressure. * * In Spi4 mode, this is defined as a loss of TPA which is indicated when * the receiving device reports SATISFIED for the given port. The calendar * status is brought into N2 on the spi4_tx*_sclk and synchronized into the * N2 Spi TX clock domain which is 1/2 the frequency of the spi4_tx*_dclk * clock (internally, this the stx_clk). The counter will update on the * rising edge in which backpressure is reported. * * This register will be cleared when software writes all '1's to * the STX_BCKPRS_CNT. */ union cvmx_stxx_bckprs_cnt { uint64_t u64; struct cvmx_stxx_bckprs_cnt_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_32_63 : 32; uint64_t cnt : 32; /**< Number of cycles when back-pressure is received for port defined in STX_STAT_CTL[BCKPRS] */ #else uint64_t cnt : 32; uint64_t reserved_32_63 : 32; #endif } s; struct cvmx_stxx_bckprs_cnt_s cn38xx; struct cvmx_stxx_bckprs_cnt_s cn38xxp2; struct cvmx_stxx_bckprs_cnt_s cn58xx; struct cvmx_stxx_bckprs_cnt_s cn58xxp1; }; typedef union cvmx_stxx_bckprs_cnt cvmx_stxx_bckprs_cnt_t; /** * cvmx_stx#_com_ctl * * STX_COM_CTL - TX Common Control Register * * * Notes: * Restrictions: * Both the calendar table and the LEN and M parameters must be * completely setup before writing the Interface enable (INF_EN) and * Status channel enabled (ST_EN) asserted. */ union cvmx_stxx_com_ctl { uint64_t u64; struct cvmx_stxx_com_ctl_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_4_63 : 60; uint64_t st_en : 1; /**< Status channel enabled */ uint64_t reserved_1_2 : 2; uint64_t inf_en : 1; /**< Interface enable */ #else uint64_t inf_en : 1; uint64_t reserved_1_2 : 2; uint64_t st_en : 1; uint64_t reserved_4_63 : 60; #endif } s; struct cvmx_stxx_com_ctl_s cn38xx; struct cvmx_stxx_com_ctl_s cn38xxp2; struct cvmx_stxx_com_ctl_s cn58xx; struct cvmx_stxx_com_ctl_s cn58xxp1; }; typedef union cvmx_stxx_com_ctl cvmx_stxx_com_ctl_t; /** * cvmx_stx#_dip_cnt * * Notes: * * DIPMAX * This counts the number of consecutive DIP2 states in which the the * received DIP2 is bad. The expected range is 1-15 cycles with the * value of 0 meaning disabled. * * * FRMMAX * This counts the number of consecutive unexpected framing patterns (11) * states. The expected range is 1-15 cycles with the value of 0 meaning * disabled. */ union cvmx_stxx_dip_cnt { uint64_t u64; struct cvmx_stxx_dip_cnt_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_8_63 : 56; uint64_t frmmax : 4; /**< Number of consecutive unexpected framing patterns before loss of sync */ uint64_t dipmax : 4; /**< Number of consecutive DIP2 error before loss of sync */ #else uint64_t dipmax : 4; uint64_t frmmax : 4; uint64_t reserved_8_63 : 56; #endif } s; struct cvmx_stxx_dip_cnt_s cn38xx; struct cvmx_stxx_dip_cnt_s cn38xxp2; struct cvmx_stxx_dip_cnt_s cn58xx; struct cvmx_stxx_dip_cnt_s cn58xxp1; }; typedef union cvmx_stxx_dip_cnt cvmx_stxx_dip_cnt_t; /** * cvmx_stx#_ign_cal * * STX_IGN_CAL - Ignore Calendar Status from Spi4 Status Channel * */ union cvmx_stxx_ign_cal { uint64_t u64; struct cvmx_stxx_ign_cal_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_16_63 : 48; uint64_t igntpa : 16; /**< Ignore Calendar Status from Spi4 Status Channel per Spi4 port - 0: Use the status channel info - 1: Grant the given port MAX_BURST1 credits */ #else uint64_t igntpa : 16; uint64_t reserved_16_63 : 48; #endif } s; struct cvmx_stxx_ign_cal_s cn38xx; struct cvmx_stxx_ign_cal_s cn38xxp2; struct cvmx_stxx_ign_cal_s cn58xx; struct cvmx_stxx_ign_cal_s cn58xxp1; }; typedef union cvmx_stxx_ign_cal cvmx_stxx_ign_cal_t; /** * cvmx_stx#_int_msk * * Notes: * If the bit is enabled, then the coresponding exception condition will * result in an interrupt to the system. */ union cvmx_stxx_int_msk { uint64_t u64; struct cvmx_stxx_int_msk_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_8_63 : 56; uint64_t frmerr : 1; /**< FRMCNT has exceeded STX_DIP_CNT[MAXFRM] */ uint64_t unxfrm : 1; /**< Unexpected framing sequence */ uint64_t nosync : 1; /**< ERRCNT has exceeded STX_DIP_CNT[MAXDIP] */ uint64_t diperr : 1; /**< DIP2 error on the Spi4 Status channel */ uint64_t datovr : 1; /**< Spi4 FIFO overflow error */ uint64_t ovrbst : 1; /**< Transmit packet burst too big */ uint64_t calpar1 : 1; /**< STX Calendar Table Parity Error Bank1 */ uint64_t calpar0 : 1; /**< STX Calendar Table Parity Error Bank0 */ #else uint64_t calpar0 : 1; uint64_t calpar1 : 1; uint64_t ovrbst : 1; uint64_t datovr : 1; uint64_t diperr : 1; uint64_t nosync : 1; uint64_t unxfrm : 1; uint64_t frmerr : 1; uint64_t reserved_8_63 : 56; #endif } s; struct cvmx_stxx_int_msk_s cn38xx; struct cvmx_stxx_int_msk_s cn38xxp2; struct cvmx_stxx_int_msk_s cn58xx; struct cvmx_stxx_int_msk_s cn58xxp1; }; typedef union cvmx_stxx_int_msk cvmx_stxx_int_msk_t; /** * cvmx_stx#_int_reg * * Notes: * * CALPAR0 * This bit indicates that the Spi4 calendar table encountered a parity * error on bank0 of the calendar table memory. This error bit is * associated with the calendar table on the TX interface - the interface * that drives the Spi databus. The calendar table is used in Spi4 mode * when using the status channel. Parity errors can occur during normal * operation when the calendar table is constantly being read for the port * information, or during initialization time, when the user has access. * This errors will force the the status channel to the reset state and * begin driving training sequences. The status channel will also reset. * Software must follow the init sequence to resynch the interface. This * includes toggling INF_EN which will cancel all outstanding accumulated * credits. * * * CALPAR1 * Identical to CALPAR0 except that it indicates that the error occured * on bank1 (instead of bank0). * * * OVRBST * STX can track upto a 512KB data burst. Any packet larger than that is * illegal and will cause confusion in the STX state machine. BMI is * responsible for throwing away these out of control packets from the * input and the Execs should never generate them on the output. This is * a fatal error and should have STX_INT_SYNC[OVRBST] set. * * * DATOVR * FIFO where the Spi4 data ramps upto its transmit frequency has * overflowed. This is a fatal error and should have * STX_INT_SYNC[DATOVR] set. * * * DIPERR * This bit will fire if any DIP2 error is caught by the Spi4 status * channel. * * * NOSYNC * This bit indicates that the number of consecutive DIP2 errors exceeds * STX_DIP_CNT[MAXDIP] and that the interface should be taken down. The * datapath will be notified and send continuous training sequences until * software resynchronizes the interface. This error condition should * have STX_INT_SYNC[NOSYNC] set. * * * UNXFRM * Unexpected framing data was seen on the status channel. * * * FRMERR * This bit indicates that the number of consecutive unexpected framing * sequences STX_DIP_CNT[MAXFRM] and that the interface should be taken * down. The datapath will be notified and send continuous training * sequences until software resynchronizes the interface. This error * condition should have STX_INT_SYNC[FRMERR] set. * * * SYNCERR * Indicates that an exception marked in STX_INT_SYNC has occured and the * TX datapath is disabled. It is recommended that the OVRBST, DATOVR, * NOSYNC, and FRMERR error conditions all have their bits set in the * STX_INT_SYNC register. */ union cvmx_stxx_int_reg { uint64_t u64; struct cvmx_stxx_int_reg_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_9_63 : 55; uint64_t syncerr : 1; /**< Interface encountered a fatal error */ uint64_t frmerr : 1; /**< FRMCNT has exceeded STX_DIP_CNT[MAXFRM] */ uint64_t unxfrm : 1; /**< Unexpected framing sequence */ uint64_t nosync : 1; /**< ERRCNT has exceeded STX_DIP_CNT[MAXDIP] */ uint64_t diperr : 1; /**< DIP2 error on the Spi4 Status channel */ uint64_t datovr : 1; /**< Spi4 FIFO overflow error */ uint64_t ovrbst : 1; /**< Transmit packet burst too big */ uint64_t calpar1 : 1; /**< STX Calendar Table Parity Error Bank1 */ uint64_t calpar0 : 1; /**< STX Calendar Table Parity Error Bank0 */ #else uint64_t calpar0 : 1; uint64_t calpar1 : 1; uint64_t ovrbst : 1; uint64_t datovr : 1; uint64_t diperr : 1; uint64_t nosync : 1; uint64_t unxfrm : 1; uint64_t frmerr : 1; uint64_t syncerr : 1; uint64_t reserved_9_63 : 55; #endif } s; struct cvmx_stxx_int_reg_s cn38xx; struct cvmx_stxx_int_reg_s cn38xxp2; struct cvmx_stxx_int_reg_s cn58xx; struct cvmx_stxx_int_reg_s cn58xxp1; }; typedef union cvmx_stxx_int_reg cvmx_stxx_int_reg_t; /** * cvmx_stx#_int_sync * * Notes: * If the bit is enabled, then the coresponding exception condition is flagged * to be fatal. In Spi4 mode, the exception condition will result in a loss * of sync condition on the Spi4 interface and the datapath will send * continuous traing sequences. * * It is recommended that software set the OVRBST, DATOVR, NOSYNC, and * FRMERR errors as synchronization events. Software is free to * synchronize the bus on other conditions, but this is the minimum * recommended set. */ union cvmx_stxx_int_sync { uint64_t u64; struct cvmx_stxx_int_sync_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_8_63 : 56; uint64_t frmerr : 1; /**< FRMCNT has exceeded STX_DIP_CNT[MAXFRM] */ uint64_t unxfrm : 1; /**< Unexpected framing sequence */ uint64_t nosync : 1; /**< ERRCNT has exceeded STX_DIP_CNT[MAXDIP] */ uint64_t diperr : 1; /**< DIP2 error on the Spi4 Status channel */ uint64_t datovr : 1; /**< Spi4 FIFO overflow error */ uint64_t ovrbst : 1; /**< Transmit packet burst too big */ uint64_t calpar1 : 1; /**< STX Calendar Table Parity Error Bank1 */ uint64_t calpar0 : 1; /**< STX Calendar Table Parity Error Bank0 */ #else uint64_t calpar0 : 1; uint64_t calpar1 : 1; uint64_t ovrbst : 1; uint64_t datovr : 1; uint64_t diperr : 1; uint64_t nosync : 1; uint64_t unxfrm : 1; uint64_t frmerr : 1; uint64_t reserved_8_63 : 56; #endif } s; struct cvmx_stxx_int_sync_s cn38xx; struct cvmx_stxx_int_sync_s cn38xxp2; struct cvmx_stxx_int_sync_s cn58xx; struct cvmx_stxx_int_sync_s cn58xxp1; }; typedef union cvmx_stxx_int_sync cvmx_stxx_int_sync_t; /** * cvmx_stx#_min_bst * * STX_MIN_BST - Min Burst to enforce when inserting training sequence * */ union cvmx_stxx_min_bst { uint64_t u64; struct cvmx_stxx_min_bst_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_9_63 : 55; uint64_t minb : 9; /**< When STX_ARB_CTL[MINTRN] is set, MINB indicates the number of 8B blocks to send before inserting a training sequence. Normally MINB will be set to GMX_TX_SPI_THRESH[THRESH]. MINB should always be set to an even number (ie. multiple of 16B) */ #else uint64_t minb : 9; uint64_t reserved_9_63 : 55; #endif } s; struct cvmx_stxx_min_bst_s cn38xx; struct cvmx_stxx_min_bst_s cn38xxp2; struct cvmx_stxx_min_bst_s cn58xx; struct cvmx_stxx_min_bst_s cn58xxp1; }; typedef union cvmx_stxx_min_bst cvmx_stxx_min_bst_t; /** * cvmx_stx#_spi4_cal# * * specify the RSL base addresses for the block * STX_SPI4_CAL - Spi4 Calender table * direct_calendar_write / direct_calendar_read * * Notes: * There are 32 calendar table CSR's, each containing 4 entries for a * total of 128 entries. In the above definition... * * n = calendar table offset * 4 * * Example, offset 0x00 contains the calendar table entries 0, 1, 2, 3 * (with n == 0). Offset 0x10 is the 16th entry in the calendar table * and would contain entries (16*4) = 64, 65, 66, and 67. * * Restrictions: * Calendar table entry accesses (read or write) can only occur * if the interface is disabled. All other accesses will be * unpredictable. * * Both the calendar table and the LEN and M parameters must be * completely setup before writing the Interface enable (INF_EN) and * Status channel enabled (ST_EN) asserted. */ union cvmx_stxx_spi4_calx { uint64_t u64; struct cvmx_stxx_spi4_calx_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_17_63 : 47; uint64_t oddpar : 1; /**< Odd parity over STX_SPI4_CAL[15:0] (^STX_SPI4_CAL[16:0] === 1'b1) | $NS NS */ uint64_t prt3 : 4; /**< Status for port n+3 */ uint64_t prt2 : 4; /**< Status for port n+2 */ uint64_t prt1 : 4; /**< Status for port n+1 */ uint64_t prt0 : 4; /**< Status for port n+0 */ #else uint64_t prt0 : 4; uint64_t prt1 : 4; uint64_t prt2 : 4; uint64_t prt3 : 4; uint64_t oddpar : 1; uint64_t reserved_17_63 : 47; #endif } s; struct cvmx_stxx_spi4_calx_s cn38xx; struct cvmx_stxx_spi4_calx_s cn38xxp2; struct cvmx_stxx_spi4_calx_s cn58xx; struct cvmx_stxx_spi4_calx_s cn58xxp1; }; typedef union cvmx_stxx_spi4_calx cvmx_stxx_spi4_calx_t; /** * cvmx_stx#_spi4_dat * * STX_SPI4_DAT - Spi4 datapath channel control register * * * Notes: * Restrictions: * * DATA_MAX_T must be in MOD 4 cycles * * * DATA_MAX_T must at least 0x20 * * * DATA_MAX_T == 0 or ALPHA == 0 will disable the training sequnce * * * If STX_ARB_CTL[MINTRN] is set, then training cycles will stall * waiting for min bursts to complete. In the worst case, this will * add the entire min burst transmission time to the interval between * trainging sequence. The observed MAX_T on the Spi4 bus will be... * * STX_SPI4_DAT[MAX_T] + (STX_MIN_BST[MINB] * 4) * * If STX_ARB_CTL[MINTRN] is set in Spi4 mode, then the data_max_t * parameter will have to be adjusted. Please see the * STX_SPI4_DAT[MAX_T] section for additional information. In * addition, the min_burst can only be guaranteed on the initial data * burst of a given packet (i.e. the first data burst which contains * the SOP tick). All subsequent bursts could be truncated by training * sequences at any point during transmission and could be arbitrarily * small. This mode is only for use in Spi4 mode. */ union cvmx_stxx_spi4_dat { uint64_t u64; struct cvmx_stxx_spi4_dat_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_32_63 : 32; uint64_t alpha : 16; /**< alpha (from spi4.2 spec) */ uint64_t max_t : 16; /**< DATA_MAX_T (from spi4.2 spec) */ #else uint64_t max_t : 16; uint64_t alpha : 16; uint64_t reserved_32_63 : 32; #endif } s; struct cvmx_stxx_spi4_dat_s cn38xx; struct cvmx_stxx_spi4_dat_s cn38xxp2; struct cvmx_stxx_spi4_dat_s cn58xx; struct cvmx_stxx_spi4_dat_s cn58xxp1; }; typedef union cvmx_stxx_spi4_dat cvmx_stxx_spi4_dat_t; /** * cvmx_stx#_spi4_stat * * STX_SPI4_STAT - Spi4 status channel control register * * * Notes: * Restrictions: * Both the calendar table and the LEN and M parameters must be * completely setup before writing the Interface enable (INF_EN) and * Status channel enabled (ST_EN) asserted. * * The calendar table will only be enabled when LEN > 0. * * Current rev will only support LVTTL status IO. */ union cvmx_stxx_spi4_stat { uint64_t u64; struct cvmx_stxx_spi4_stat_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_16_63 : 48; uint64_t m : 8; /**< CALENDAR_M (from spi4.2 spec) */ uint64_t reserved_7_7 : 1; uint64_t len : 7; /**< CALENDAR_LEN (from spi4.2 spec) */ #else uint64_t len : 7; uint64_t reserved_7_7 : 1; uint64_t m : 8; uint64_t reserved_16_63 : 48; #endif } s; struct cvmx_stxx_spi4_stat_s cn38xx; struct cvmx_stxx_spi4_stat_s cn38xxp2; struct cvmx_stxx_spi4_stat_s cn58xx; struct cvmx_stxx_spi4_stat_s cn58xxp1; }; typedef union cvmx_stxx_spi4_stat cvmx_stxx_spi4_stat_t; /** * cvmx_stx#_stat_bytes_hi */ union cvmx_stxx_stat_bytes_hi { uint64_t u64; struct cvmx_stxx_stat_bytes_hi_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_32_63 : 32; uint64_t cnt : 32; /**< Number of bytes sent (CNT[63:32]) */ #else uint64_t cnt : 32; uint64_t reserved_32_63 : 32; #endif } s; struct cvmx_stxx_stat_bytes_hi_s cn38xx; struct cvmx_stxx_stat_bytes_hi_s cn38xxp2; struct cvmx_stxx_stat_bytes_hi_s cn58xx; struct cvmx_stxx_stat_bytes_hi_s cn58xxp1; }; typedef union cvmx_stxx_stat_bytes_hi cvmx_stxx_stat_bytes_hi_t; /** * cvmx_stx#_stat_bytes_lo */ union cvmx_stxx_stat_bytes_lo { uint64_t u64; struct cvmx_stxx_stat_bytes_lo_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_32_63 : 32; uint64_t cnt : 32; /**< Number of bytes sent (CNT[31:0]) */ #else uint64_t cnt : 32; uint64_t reserved_32_63 : 32; #endif } s; struct cvmx_stxx_stat_bytes_lo_s cn38xx; struct cvmx_stxx_stat_bytes_lo_s cn38xxp2; struct cvmx_stxx_stat_bytes_lo_s cn58xx; struct cvmx_stxx_stat_bytes_lo_s cn58xxp1; }; typedef union cvmx_stxx_stat_bytes_lo cvmx_stxx_stat_bytes_lo_t; /** * cvmx_stx#_stat_ctl */ union cvmx_stxx_stat_ctl { uint64_t u64; struct cvmx_stxx_stat_ctl_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_5_63 : 59; uint64_t clr : 1; /**< Clear all statistics counters - STX_STAT_PKT_XMT - STX_STAT_BYTES_HI - STX_STAT_BYTES_LO */ uint64_t bckprs : 4; /**< The selected port for STX_BCKPRS_CNT */ #else uint64_t bckprs : 4; uint64_t clr : 1; uint64_t reserved_5_63 : 59; #endif } s; struct cvmx_stxx_stat_ctl_s cn38xx; struct cvmx_stxx_stat_ctl_s cn38xxp2; struct cvmx_stxx_stat_ctl_s cn58xx; struct cvmx_stxx_stat_ctl_s cn58xxp1; }; typedef union cvmx_stxx_stat_ctl cvmx_stxx_stat_ctl_t; /** * cvmx_stx#_stat_pkt_xmt */ union cvmx_stxx_stat_pkt_xmt { uint64_t u64; struct cvmx_stxx_stat_pkt_xmt_s { #ifdef __BIG_ENDIAN_BITFIELD uint64_t reserved_32_63 : 32; uint64_t cnt : 32; /**< Number of packets sent */ #else uint64_t cnt : 32; uint64_t reserved_32_63 : 32; #endif } s; struct cvmx_stxx_stat_pkt_xmt_s cn38xx; struct cvmx_stxx_stat_pkt_xmt_s cn38xxp2; struct cvmx_stxx_stat_pkt_xmt_s cn58xx; struct cvmx_stxx_stat_pkt_xmt_s cn58xxp1; }; typedef union cvmx_stxx_stat_pkt_xmt cvmx_stxx_stat_pkt_xmt_t; #endif