| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Copyright (C) 2020 Marvell International Ltd. |
| */ |
| |
| #ifndef __OCTEON_FEATURE_H__ |
| #define __OCTEON_FEATURE_H__ |
| |
| /* |
| * Octeon models are declared after the macros in octeon-model.h with the |
| * suffix _FEATURE. The individual features are declared with the |
| * _FEATURE_ infix. |
| */ |
| enum octeon_feature { |
| /* |
| * Checks on the critical path are moved to the top (8 positions) |
| * so that the compiler generates one less insn than for the rest |
| * of the checks. |
| */ |
| OCTEON_FEATURE_PKND, /* CN68XX uses port kinds for packet interface */ |
| /* CN68XX has different fields in word0 - word2 */ |
| OCTEON_FEATURE_CN68XX_WQE, |
| |
| /* |
| * Features |
| */ |
| /* |
| * Octeon models in the CN5XXX family and higher support atomic |
| * add instructions to memory (saa/saad) |
| */ |
| OCTEON_FEATURE_SAAD, |
| /* Does this Octeon support the ZIP offload engine? */ |
| OCTEON_FEATURE_ZIP, |
| /* Does this Octeon support crypto acceleration using COP2? */ |
| OCTEON_FEATURE_CRYPTO, |
| /* Can crypto be enabled by calling cvmx_crypto_dormant_enable()? */ |
| OCTEON_FEATURE_DORM_CRYPTO, |
| OCTEON_FEATURE_PCIE, /* Does this Octeon support PCI express? */ |
| OCTEON_FEATURE_SRIO, /* Does this Octeon support SRIO */ |
| OCTEON_FEATURE_ILK, /* Does this Octeon support Interlaken */ |
| /* |
| * Some Octeon models support internal memory for storing |
| * cryptographic keys |
| */ |
| OCTEON_FEATURE_KEY_MEMORY, |
| /* Octeon has a LED controller for banks of external LEDs */ |
| OCTEON_FEATURE_LED_CONTROLLER, |
| OCTEON_FEATURE_TRA, /* Octeon has a trace buffer */ |
| OCTEON_FEATURE_MGMT_PORT, /* Octeon has a management port */ |
| OCTEON_FEATURE_RAID, /* Octeon has a raid unit */ |
| OCTEON_FEATURE_USB, /* Octeon has a builtin USB */ |
| /* Octeon IPD can run without using work queue entries */ |
| OCTEON_FEATURE_NO_WPTR, |
| OCTEON_FEATURE_DFA, /* Octeon has DFA state machines */ |
| /* |
| * Octeon MDIO block supports clause 45 transactions for |
| * 10 Gig support |
| */ |
| OCTEON_FEATURE_MDIO_CLAUSE_45, |
| /* |
| * CN52XX and CN56XX used a block named NPEI for PCIe access. |
| * Newer chips replaced this with SLI+DPI |
| */ |
| OCTEON_FEATURE_NPEI, |
| OCTEON_FEATURE_HFA, /* Octeon has DFA/HFA */ |
| OCTEON_FEATURE_DFM, /* Octeon has DFM */ |
| OCTEON_FEATURE_CIU2, /* Octeon has CIU2 */ |
| /* Octeon has DMA Instruction Completion Interrupt mode */ |
| OCTEON_FEATURE_DICI_MODE, |
| /* Octeon has Bit Select Extractor schedulor */ |
| OCTEON_FEATURE_BIT_EXTRACTOR, |
| OCTEON_FEATURE_NAND, /* Octeon has NAND */ |
| OCTEON_FEATURE_MMC, /* Octeon has built-in MMC support */ |
| OCTEON_FEATURE_ROM, /* Octeon has built-in ROM support */ |
| OCTEON_FEATURE_AUTHENTIK, /* Octeon has Authentik ROM support */ |
| OCTEON_FEATURE_MULTICAST_TIMER, /* Octeon has multi_cast timer */ |
| OCTEON_FEATURE_MULTINODE, /* Octeon has node support */ |
| OCTEON_FEATURE_CIU3, /* Octeon has CIU3 */ |
| OCTEON_FEATURE_FPA3, /* Octeon has FPA first seen on 78XX */ |
| /* CN78XX has different fields in word0 - word2 */ |
| OCTEON_FEATURE_CN78XX_WQE, |
| OCTEON_FEATURE_PKO3, /* Octeon has enhanced PKO block */ |
| OCTEON_FEATURE_SPI, /* Octeon supports SPI interfaces */ |
| OCTEON_FEATURE_ZIP3, /* Octeon has zip first seen on 78XX */ |
| OCTEON_FEATURE_BCH, /* Octeon supports BCH ECC */ |
| OCTEON_FEATURE_PKI, /* Octeon has PKI block */ |
| OCTEON_FEATURE_OCLA, /* Octeon has OCLA */ |
| OCTEON_FEATURE_FAU, /* Octeon has FAU */ |
| OCTEON_FEATURE_BGX, /* Octeon has BGX */ |
| OCTEON_FEATURE_BGX_MIX, /* On of the BGX is used for MIX */ |
| OCTEON_FEATURE_HNA, /* Octeon has HNA */ |
| OCTEON_FEATURE_BGX_XCV, /* Octeon has BGX XCV RGMII support */ |
| OCTEON_FEATURE_TSO, /* Octeon has tcp segmentation offload */ |
| OCTEON_FEATURE_TDM, /* Octeon has PCM/TDM support */ |
| OCTEON_FEATURE_PTP, /* Octeon has PTP support */ |
| OCTEON_MAX_FEATURE |
| }; |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_SAAD(void) |
| { |
| return true; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_ZIP(void) |
| { |
| if (OCTEON_IS_MODEL(OCTEON_CNF71XX) || |
| OCTEON_IS_MODEL(OCTEON_CN70XX) || OCTEON_IS_MODEL(OCTEON_CNF75XX)) |
| return 0; |
| else |
| return !cvmx_fuse_read(121); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_ZIP3(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN78XX) || |
| OCTEON_IS_MODEL(OCTEON_CN73XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_BCH(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN70XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF75XX) || |
| OCTEON_IS_MODEL(OCTEON_CN73XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_CRYPTO(void) |
| { |
| /* OCTEON II and later */ |
| u64 val; |
| |
| val = csr_rd(CVMX_MIO_FUS_DAT2); |
| if (val & MIO_FUS_DAT2_NOCRYPTO || val & MIO_FUS_DAT2_NOMUL) |
| return 0; |
| else if (!(val & MIO_FUS_DAT2_DORM_CRYPTO)) |
| return 1; |
| |
| val = csr_rd(CVMX_RNM_CTL_STATUS); |
| return val & RNM_CTL_STATUS_EER_VAL; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_DORM_CRYPTO(void) |
| { |
| /* OCTEON II and later */ |
| u64 val; |
| |
| val = csr_rd(CVMX_MIO_FUS_DAT2); |
| return !(val & MIO_FUS_DAT2_NOCRYPTO) && !(val & MIO_FUS_DAT2_NOMUL) && |
| (val & MIO_FUS_DAT2_DORM_CRYPTO); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_PCIE(void) |
| { |
| /* OCTEON II and later have PCIe */ |
| return true; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_SRIO(void) |
| { |
| if (OCTEON_IS_MODEL(OCTEON_CNF75XX)) { |
| if (cvmx_fuse_read(1601) == 0) |
| return 0; |
| else |
| return 1; |
| } else { |
| return (OCTEON_IS_MODEL(OCTEON_CN63XX) || |
| OCTEON_IS_MODEL(OCTEON_CN66XX)); |
| } |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_ILK(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN68XX) || |
| OCTEON_IS_MODEL(OCTEON_CN78XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_KEY_MEMORY(void) |
| { |
| /* OCTEON II or later */ |
| return true; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_LED_CONTROLLER(void) |
| { |
| return false; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_TRA(void) |
| { |
| return !OCTEON_IS_OCTEON3(); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_MGMT_PORT(void) |
| { |
| /* OCTEON II or later */ |
| return true; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_RAID(void) |
| { |
| return !OCTEON_IS_MODEL(OCTEON_CNF75XX); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_USB(void) |
| { |
| return true; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_NO_WPTR(void) |
| { |
| return true; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_DFA(void) |
| { |
| return 0; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_HFA(void) |
| { |
| if (OCTEON_IS_MODEL(OCTEON_CNF75XX)) |
| return 0; |
| else |
| return !cvmx_fuse_read(90); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_HNA(void) |
| { |
| if (OCTEON_IS_MODEL(OCTEON_CN78XX) || OCTEON_IS_MODEL(OCTEON_CN73XX)) |
| return !cvmx_fuse_read(134); |
| else |
| return 0; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_DFM(void) |
| { |
| if (!(OCTEON_IS_MODEL(OCTEON_CN63XX) || OCTEON_IS_MODEL(OCTEON_CN66XX))) |
| return 0; |
| else |
| return !cvmx_fuse_read(90); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_MDIO_CLAUSE_45(void) |
| { |
| return true; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_NPEI(void) |
| { |
| return false; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_PKND(void) |
| { |
| return OCTEON_IS_MODEL(OCTEON_CN68XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF75XX) || |
| OCTEON_IS_MODEL(OCTEON_CN73XX) || |
| OCTEON_IS_MODEL(OCTEON_CN78XX); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_CN68XX_WQE(void) |
| { |
| return OCTEON_IS_MODEL(OCTEON_CN68XX); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_CIU2(void) |
| { |
| return OCTEON_IS_MODEL(OCTEON_CN68XX); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_CIU3(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN78XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF75XX) || |
| OCTEON_IS_MODEL(OCTEON_CN73XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_FPA3(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN78XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF75XX) || |
| OCTEON_IS_MODEL(OCTEON_CN73XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_NAND(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN63XX) || |
| OCTEON_IS_MODEL(OCTEON_CN66XX) || |
| OCTEON_IS_MODEL(OCTEON_CN68XX) || |
| OCTEON_IS_MODEL(OCTEON_CN73XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF75XX) || |
| OCTEON_IS_MODEL(OCTEON_CN70XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_DICI_MODE(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN68XX_PASS2_X) || |
| OCTEON_IS_MODEL(OCTEON_CN61XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF71XX) || |
| OCTEON_IS_MODEL(OCTEON_CN70XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_BIT_EXTRACTOR(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN68XX_PASS2_X) || |
| OCTEON_IS_MODEL(OCTEON_CN61XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF71XX) || |
| OCTEON_IS_MODEL(OCTEON_CN70XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_MMC(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN61XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF71XX) || OCTEON_IS_OCTEON3()); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_ROM(void) |
| { |
| return OCTEON_IS_MODEL(OCTEON_CN66XX) || |
| OCTEON_IS_MODEL(OCTEON_CN61XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF71XX); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_AUTHENTIK(void) |
| { |
| if (OCTEON_IS_MODEL(OCTEON_CN66XX) || |
| OCTEON_IS_MODEL(OCTEON_CN61XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF71XX) || |
| OCTEON_IS_MODEL(OCTEON_CN70XX)) { |
| u64 val; |
| |
| val = csr_rd(CVMX_MIO_FUS_DAT2); |
| return (val & MIO_FUS_DAT2_NOCRYPTO) && |
| (val & MIO_FUS_DAT2_DORM_CRYPTO); |
| } |
| |
| return 0; |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_MULTICAST_TIMER(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN66XX_PASS1_2) || |
| OCTEON_IS_MODEL(OCTEON_CN61XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF71XX) || |
| OCTEON_IS_MODEL(OCTEON_CN70XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_MULTINODE(void) |
| { |
| return (!OCTEON_IS_MODEL(OCTEON_CN76XX) && |
| OCTEON_IS_MODEL(OCTEON_CN78XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_CN78XX_WQE(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN78XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF75XX) || |
| OCTEON_IS_MODEL(OCTEON_CN73XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_SPI(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN66XX) || |
| OCTEON_IS_MODEL(OCTEON_CN61XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF71XX) || OCTEON_IS_OCTEON3()); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_PKI(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN78XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF75XX) || |
| OCTEON_IS_MODEL(OCTEON_CN73XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_PKO3(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN78XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF75XX) || |
| OCTEON_IS_MODEL(OCTEON_CN73XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_OCLA(void) |
| { |
| return OCTEON_IS_OCTEON3(); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_FAU(void) |
| { |
| return (!OCTEON_IS_MODEL(OCTEON_CN78XX) && |
| !OCTEON_IS_MODEL(OCTEON_CNF75XX) && |
| !OCTEON_IS_MODEL(OCTEON_CN73XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_BGX(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN78XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF75XX) || |
| OCTEON_IS_MODEL(OCTEON_CN73XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_BGX_MIX(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN78XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF75XX) || |
| OCTEON_IS_MODEL(OCTEON_CN73XX)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_BGX_XCV(void) |
| { |
| return OCTEON_IS_MODEL(OCTEON_CN73XX); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_TSO(void) |
| { |
| return (OCTEON_IS_MODEL(OCTEON_CN73XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF75XX) || |
| OCTEON_IS_MODEL(OCTEON_CN78XX_PASS2_X)); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_TDM(void) |
| { |
| return OCTEON_IS_MODEL(OCTEON_CN61XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF71XX) || |
| OCTEON_IS_MODEL(OCTEON_CN70XX); |
| } |
| |
| static inline int octeon_has_feature_OCTEON_FEATURE_PTP(void) |
| { |
| return OCTEON_IS_MODEL(OCTEON_CN6XXX) || |
| OCTEON_IS_MODEL(OCTEON_CNF7XXX) || |
| OCTEON_IS_MODEL(OCTEON_CN73XX) || |
| OCTEON_IS_MODEL(OCTEON_CNF75XX) || |
| OCTEON_IS_MODEL(OCTEON_CN78XX_PASS2_X); |
| } |
| |
| /* |
| * Answer ``Is the bit for feature set in the bitmap?'' |
| * @param feature |
| * @return 1 when the feature is present and 0 otherwise, -1 in case of error. |
| */ |
| #define octeon_has_feature(feature_x) octeon_has_feature_##feature_x() |
| |
| #endif /* __OCTEON_FEATURE_H__ */ |