/* * Marvell 88SE94xx hardware specific head file * * Copyright 2007 Red Hat, Inc. * Copyright 2008 Marvell. <kewei@marvell.com> * Copyright 2009-2011 Marvell. <yuxiangl@marvell.com> * * This file is licensed under GPLv2. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; version 2 of the * License. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * USA */ #ifndef _MVS94XX_REG_H_ #define _MVS94XX_REG_H_ #include <linux/types.h> #define MAX_LINK_RATE SAS_LINK_RATE_6_0_GBPS enum VANIR_REVISION_ID { VANIR_A0_REV = 0xA0, VANIR_B0_REV = 0x01, VANIR_C0_REV = 0x02, VANIR_C1_REV = 0x03, VANIR_C2_REV = 0xC2, }; enum hw_registers { MVS_GBL_CTL = 0x04, /* global control */ MVS_GBL_INT_STAT = 0x00, /* global irq status */ MVS_GBL_PI = 0x0C, /* ports implemented bitmask */ MVS_PHY_CTL = 0x40, /* SOC PHY Control */ MVS_PORTS_IMP = 0x9C, /* SOC Port Implemented */ MVS_GBL_PORT_TYPE = 0xa0, /* port type */ MVS_CTL = 0x100, /* SAS/SATA port configuration */ MVS_PCS = 0x104, /* SAS/SATA port control/status */ MVS_CMD_LIST_LO = 0x108, /* cmd list addr */ MVS_CMD_LIST_HI = 0x10C, MVS_RX_FIS_LO = 0x110, /* RX FIS list addr */ MVS_RX_FIS_HI = 0x114, MVS_STP_REG_SET_0 = 0x118, /* STP/SATA Register Set Enable */ MVS_STP_REG_SET_1 = 0x11C, MVS_TX_CFG = 0x120, /* TX configuration */ MVS_TX_LO = 0x124, /* TX (delivery) ring addr */ MVS_TX_HI = 0x128, MVS_TX_PROD_IDX = 0x12C, /* TX producer pointer */ MVS_TX_CONS_IDX = 0x130, /* TX consumer pointer (RO) */ MVS_RX_CFG = 0x134, /* RX configuration */ MVS_RX_LO = 0x138, /* RX (completion) ring addr */ MVS_RX_HI = 0x13C, MVS_RX_CONS_IDX = 0x140, /* RX consumer pointer (RO) */ MVS_INT_COAL = 0x148, /* Int coalescing config */ MVS_INT_COAL_TMOUT = 0x14C, /* Int coalescing timeout */ MVS_INT_STAT = 0x150, /* Central int status */ MVS_INT_MASK = 0x154, /* Central int enable */ MVS_INT_STAT_SRS_0 = 0x158, /* SATA register set status */ MVS_INT_MASK_SRS_0 = 0x15C, MVS_INT_STAT_SRS_1 = 0x160, MVS_INT_MASK_SRS_1 = 0x164, MVS_NON_NCQ_ERR_0 = 0x168, /* SRS Non-specific NCQ Error */ MVS_NON_NCQ_ERR_1 = 0x16C, MVS_CMD_ADDR = 0x170, /* Command register port (addr) */ MVS_CMD_DATA = 0x174, /* Command register port (data) */ MVS_MEM_PARITY_ERR = 0x178, /* Memory parity error */ /* ports 1-3 follow after this */ MVS_P0_INT_STAT = 0x180, /* port0 interrupt status */ MVS_P0_INT_MASK = 0x184, /* port0 interrupt mask */ /* ports 5-7 follow after this */ MVS_P4_INT_STAT = 0x1A0, /* Port4 interrupt status */ MVS_P4_INT_MASK = 0x1A4, /* Port4 interrupt enable mask */ /* ports 1-3 follow after this */ MVS_P0_SER_CTLSTAT = 0x1D0, /* port0 serial control/status */ /* ports 5-7 follow after this */ MVS_P4_SER_CTLSTAT = 0x1E0, /* port4 serial control/status */ /* ports 1-3 follow after this */ MVS_P0_CFG_ADDR = 0x200, /* port0 phy register address */ MVS_P0_CFG_DATA = 0x204, /* port0 phy register data */ /* ports 5-7 follow after this */ MVS_P4_CFG_ADDR = 0x220, /* Port4 config address */ MVS_P4_CFG_DATA = 0x224, /* Port4 config data */ /* phys 1-3 follow after this */ MVS_P0_VSR_ADDR = 0x250, /* phy0 VSR address */ MVS_P0_VSR_DATA = 0x254, /* phy0 VSR data */ /* phys 1-3 follow after this */ /* multiplexing */ MVS_P4_VSR_ADDR = 0x250, /* phy4 VSR address */ MVS_P4_VSR_DATA = 0x254, /* phy4 VSR data */ MVS_PA_VSR_ADDR = 0x290, /* All port VSR addr */ MVS_PA_VSR_PORT = 0x294, /* All port VSR data */ MVS_COMMAND_ACTIVE = 0x300, }; enum pci_cfg_registers { PCR_PHY_CTL = 0x40, PCR_PHY_CTL2 = 0x90, PCR_DEV_CTRL = 0x78, PCR_LINK_STAT = 0x82, }; /* SAS/SATA Vendor Specific Port Registers */ enum sas_sata_vsp_regs { VSR_PHY_STAT = 0x00 * 4, /* Phy Interrupt Status */ VSR_PHY_MODE1 = 0x01 * 4, /* phy Interrupt Enable */ VSR_PHY_MODE2 = 0x02 * 4, /* Phy Configuration */ VSR_PHY_MODE3 = 0x03 * 4, /* Phy Status */ VSR_PHY_MODE4 = 0x04 * 4, /* Phy Counter 0 */ VSR_PHY_MODE5 = 0x05 * 4, /* Phy Counter 1 */ VSR_PHY_MODE6 = 0x06 * 4, /* Event Counter Control */ VSR_PHY_MODE7 = 0x07 * 4, /* Event Counter Select */ VSR_PHY_MODE8 = 0x08 * 4, /* Event Counter 0 */ VSR_PHY_MODE9 = 0x09 * 4, /* Event Counter 1 */ VSR_PHY_MODE10 = 0x0A * 4, /* Event Counter 2 */ VSR_PHY_MODE11 = 0x0B * 4, /* Event Counter 3 */ VSR_PHY_ACT_LED = 0x0C * 4, /* Activity LED control */ VSR_PHY_FFE_CONTROL = 0x10C, VSR_PHY_DFE_UPDATE_CRTL = 0x110, VSR_REF_CLOCK_CRTL = 0x1A0, }; enum chip_register_bits { PHY_MIN_SPP_PHYS_LINK_RATE_MASK = (0x7 << 8), PHY_MAX_SPP_PHYS_LINK_RATE_MASK = (0x7 << 12), PHY_NEG_SPP_PHYS_LINK_RATE_MASK_OFFSET = (16), PHY_NEG_SPP_PHYS_LINK_RATE_MASK = (0x3 << PHY_NEG_SPP_PHYS_LINK_RATE_MASK_OFFSET), }; enum pci_interrupt_cause { /* MAIN_IRQ_CAUSE (R10200) Bits*/ MVS_IRQ_COM_IN_I2O_IOP0 = (1 << 0), MVS_IRQ_COM_IN_I2O_IOP1 = (1 << 1), MVS_IRQ_COM_IN_I2O_IOP2 = (1 << 2), MVS_IRQ_COM_IN_I2O_IOP3 = (1 << 3), MVS_IRQ_COM_OUT_I2O_HOS0 = (1 << 4), MVS_IRQ_COM_OUT_I2O_HOS1 = (1 << 5), MVS_IRQ_COM_OUT_I2O_HOS2 = (1 << 6), MVS_IRQ_COM_OUT_I2O_HOS3 = (1 << 7), MVS_IRQ_PCIF_TO_CPU_DRBL0 = (1 << 8), MVS_IRQ_PCIF_TO_CPU_DRBL1 = (1 << 9), MVS_IRQ_PCIF_TO_CPU_DRBL2 = (1 << 10), MVS_IRQ_PCIF_TO_CPU_DRBL3 = (1 << 11), MVS_IRQ_PCIF_DRBL0 = (1 << 12), MVS_IRQ_PCIF_DRBL1 = (1 << 13), MVS_IRQ_PCIF_DRBL2 = (1 << 14), MVS_IRQ_PCIF_DRBL3 = (1 << 15), MVS_IRQ_XOR_A = (1 << 16), MVS_IRQ_XOR_B = (1 << 17), MVS_IRQ_SAS_A = (1 << 18), MVS_IRQ_SAS_B = (1 << 19), MVS_IRQ_CPU_CNTRL = (1 << 20), MVS_IRQ_GPIO = (1 << 21), MVS_IRQ_UART = (1 << 22), MVS_IRQ_SPI = (1 << 23), MVS_IRQ_I2C = (1 << 24), MVS_IRQ_SGPIO = (1 << 25), MVS_IRQ_COM_ERR = (1 << 29), MVS_IRQ_I2O_ERR = (1 << 30), MVS_IRQ_PCIE_ERR = (1 << 31), }; union reg_phy_cfg { u32 v; struct { u32 phy_reset:1; u32 sas_support:1; u32 sata_support:1; u32 sata_host_mode:1; /* * bit 2: 6Gbps support * bit 1: 3Gbps support * bit 0: 1.5Gbps support */ u32 speed_support:3; u32 snw_3_support:1; u32 tx_lnk_parity:1; /* * bit 5: G1 (1.5Gbps) Without SSC * bit 4: G1 (1.5Gbps) with SSC * bit 3: G2 (3.0Gbps) Without SSC * bit 2: G2 (3.0Gbps) with SSC * bit 1: G3 (6.0Gbps) without SSC * bit 0: G3 (6.0Gbps) with SSC */ u32 tx_spt_phs_lnk_rate:6; /* 8h: 1.5Gbps 9h: 3Gbps Ah: 6Gbps */ u32 tx_lgcl_lnk_rate:4; u32 tx_ssc_type:1; u32 sata_spin_up_spt:1; u32 sata_spin_up_en:1; u32 bypass_oob:1; u32 disable_phy:1; u32 rsvd:8; } u; }; #define MAX_SG_ENTRY 255 struct mvs_prd_imt { #ifndef __BIG_ENDIAN __le32 len:22; u8 _r_a:2; u8 misc_ctl:4; u8 inter_sel:4; #else u32 inter_sel:4; u32 misc_ctl:4; u32 _r_a:2; u32 len:22; #endif }; struct mvs_prd { /* 64-bit buffer address */ __le64 addr; /* 22-bit length */ __le32 im_len; } __attribute__ ((packed)); /* * these registers are accessed through port vendor * specific address/data registers */ enum sas_sata_phy_regs { GENERATION_1_SETTING = 0x118, GENERATION_1_2_SETTING = 0x11C, GENERATION_2_3_SETTING = 0x120, GENERATION_3_4_SETTING = 0x124, }; #define SPI_CTRL_REG_94XX 0xc800 #define SPI_ADDR_REG_94XX 0xc804 #define SPI_WR_DATA_REG_94XX 0xc808 #define SPI_RD_DATA_REG_94XX 0xc80c #define SPI_CTRL_READ_94XX (1U << 2) #define SPI_ADDR_VLD_94XX (1U << 1) #define SPI_CTRL_SpiStart_94XX (1U << 0) static inline int mv_ffc64(u64 v) { u64 x = ~v; return x ? __ffs64(x) : -1; } #define r_reg_set_enable(i) \ (((i) > 31) ? mr32(MVS_STP_REG_SET_1) : \ mr32(MVS_STP_REG_SET_0)) #define w_reg_set_enable(i, tmp) \ (((i) > 31) ? mw32(MVS_STP_REG_SET_1, tmp) : \ mw32(MVS_STP_REG_SET_0, tmp)) extern const struct mvs_dispatch mvs_94xx_dispatch; #endif