1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright (C) 2011 Freescale Semiconductor, Inc. 4 * Copyright 2019 NXP 5 * Author: Tang Yuantian <b29983@freescale.com> 6 */ 7 8 #ifndef SATA_SIL3132_H 9 #define SATA_SIL3132_H 10 11 #define READ_CMD 0 12 #define WRITE_CMD 1 13 14 /* 15 * SATA device driver struct for each dev 16 */ 17 struct sil_sata { 18 char name[12]; 19 void *port; /* the port base address */ 20 int lba48; 21 u16 pio; 22 u16 mwdma; 23 u16 udma; 24 pci_dev_t devno; 25 int wcache; 26 int flush; 27 int flush_ext; 28 int id; 29 }; 30 31 /* sata info for each controller */ 32 struct sata_info { 33 ulong iobase[3]; 34 pci_dev_t devno; 35 int portbase; 36 int maxport; 37 }; 38 39 /* 40 * Scatter gather entry (SGE),MUST 8 bytes aligned 41 */ 42 struct sil_sge { 43 __le64 addr; 44 __le32 cnt; 45 __le32 flags; 46 } __attribute__ ((aligned(8), packed)); 47 48 /* 49 * Port request block, MUST 8 bytes aligned 50 */ 51 struct sil_prb { 52 __le16 ctrl; 53 __le16 prot; 54 __le32 rx_cnt; 55 struct sata_fis_h2d fis; 56 } __attribute__ ((aligned(8), packed)); 57 58 struct sil_cmd_block { 59 struct sil_prb prb; 60 struct sil_sge sge; 61 }; 62 63 enum { 64 HOST_SLOT_STAT = 0x00, /* 32 bit slot stat * 4 */ 65 HOST_CTRL = 0x40, 66 HOST_IRQ_STAT = 0x44, 67 HOST_PHY_CFG = 0x48, 68 HOST_BIST_CTRL = 0x50, 69 HOST_BIST_PTRN = 0x54, 70 HOST_BIST_STAT = 0x58, 71 HOST_MEM_BIST_STAT = 0x5c, 72 HOST_FLASH_CMD = 0x70, 73 /* 8 bit regs */ 74 HOST_FLASH_DATA = 0x74, 75 HOST_TRANSITION_DETECT = 0x75, 76 HOST_GPIO_CTRL = 0x76, 77 HOST_I2C_ADDR = 0x78, /* 32 bit */ 78 HOST_I2C_DATA = 0x7c, 79 HOST_I2C_XFER_CNT = 0x7e, 80 HOST_I2C_CTRL = 0x7f, 81 82 /* HOST_SLOT_STAT bits */ 83 HOST_SSTAT_ATTN = (1 << 31), 84 85 /* HOST_CTRL bits */ 86 HOST_CTRL_M66EN = (1 << 16), /* M66EN PCI bus signal */ 87 HOST_CTRL_TRDY = (1 << 17), /* latched PCI TRDY */ 88 HOST_CTRL_STOP = (1 << 18), /* latched PCI STOP */ 89 HOST_CTRL_DEVSEL = (1 << 19), /* latched PCI DEVSEL */ 90 HOST_CTRL_REQ64 = (1 << 20), /* latched PCI REQ64 */ 91 HOST_CTRL_GLOBAL_RST = (1 << 31), /* global reset */ 92 93 /* 94 * Port registers 95 * (8192 bytes @ +0x0000, +0x2000, +0x4000 and +0x6000 @ BAR2) 96 */ 97 PORT_REGS_SIZE = 0x2000, 98 99 PORT_LRAM = 0x0000, /* 31 LRAM slots and PMP regs */ 100 PORT_LRAM_SLOT_SZ = 0x0080, /* 32 bytes PRB + 2 SGE, ACT... */ 101 102 PORT_PMP = 0x0f80, /* 8 bytes PMP * 16 (128 bytes) */ 103 PORT_PMP_STATUS = 0x0000, /* port device status offset */ 104 PORT_PMP_QACTIVE = 0x0004, /* port device QActive offset */ 105 PORT_PMP_SIZE = 0x0008, /* 8 bytes per PMP */ 106 107 /* 32 bit regs */ 108 PORT_CTRL_STAT = 0x1000, /* write: ctrl-set, read: stat */ 109 PORT_CTRL_CLR = 0x1004, /* write: ctrl-clear */ 110 PORT_IRQ_STAT = 0x1008, /* high: status, low: interrupt */ 111 PORT_IRQ_ENABLE_SET = 0x1010, /* write: enable-set */ 112 PORT_IRQ_ENABLE_CLR = 0x1014, /* write: enable-clear */ 113 PORT_ACTIVATE_UPPER_ADDR = 0x101c, 114 PORT_EXEC_FIFO = 0x1020, /* command execution fifo */ 115 PORT_CMD_ERR = 0x1024, /* command error number */ 116 PORT_FIS_CFG = 0x1028, 117 PORT_FIFO_THRES = 0x102c, 118 119 /* 16 bit regs */ 120 PORT_DECODE_ERR_CNT = 0x1040, 121 PORT_DECODE_ERR_THRESH = 0x1042, 122 PORT_CRC_ERR_CNT = 0x1044, 123 PORT_CRC_ERR_THRESH = 0x1046, 124 PORT_HSHK_ERR_CNT = 0x1048, 125 PORT_HSHK_ERR_THRESH = 0x104a, 126 127 /* 32 bit regs */ 128 PORT_PHY_CFG = 0x1050, 129 PORT_SLOT_STAT = 0x1800, 130 PORT_CMD_ACTIVATE = 0x1c00, /* 64 bit cmd activate * 31 */ 131 PORT_CONTEXT = 0x1e04, 132 PORT_EXEC_DIAG = 0x1e00, /* 32bit exec diag * 16 */ 133 PORT_PSD_DIAG = 0x1e40, /* 32bit psd diag * 16 */ 134 PORT_SCONTROL = 0x1f00, 135 PORT_SSTATUS = 0x1f04, 136 PORT_SERROR = 0x1f08, 137 PORT_SACTIVE = 0x1f0c, 138 139 /* PORT_CTRL_STAT bits */ 140 PORT_CS_PORT_RST = (1 << 0), /* port reset */ 141 PORT_CS_DEV_RST = (1 << 1), /* device reset */ 142 PORT_CS_INIT = (1 << 2), /* port initialize */ 143 PORT_CS_IRQ_WOC = (1 << 3), /* interrupt write one to clear */ 144 PORT_CS_CDB16 = (1 << 5), /* 0=12b cdb, 1=16b cdb */ 145 PORT_CS_PMP_RESUME = (1 << 6), /* PMP resume */ 146 PORT_CS_32BIT_ACTV = (1 << 10), /* 32-bit activation */ 147 PORT_CS_PMP_EN = (1 << 13), /* port multiplier enable */ 148 PORT_CS_RDY = (1 << 31), /* port ready to accept commands */ 149 150 /* PORT_IRQ_STAT/ENABLE_SET/CLR */ 151 /* bits[11:0] are masked */ 152 PORT_IRQ_COMPLETE = (1 << 0), /* command(s) completed */ 153 PORT_IRQ_ERROR = (1 << 1), /* command execution error */ 154 PORT_IRQ_PORTRDY_CHG = (1 << 2), /* port ready change */ 155 PORT_IRQ_PWR_CHG = (1 << 3), /* power management change */ 156 PORT_IRQ_PHYRDY_CHG = (1 << 4), /* PHY ready change */ 157 PORT_IRQ_COMWAKE = (1 << 5), /* COMWAKE received */ 158 PORT_IRQ_UNK_FIS = (1 << 6), /* unknown FIS received */ 159 PORT_IRQ_DEV_XCHG = (1 << 7), /* device exchanged */ 160 PORT_IRQ_8B10B = (1 << 8), /* 8b/10b decode error threshold */ 161 PORT_IRQ_CRC = (1 << 9), /* CRC error threshold */ 162 PORT_IRQ_HANDSHAKE = (1 << 10), /* handshake error threshold */ 163 PORT_IRQ_SDB_NOTIFY = (1 << 11), /* SDB notify received */ 164 165 DEF_PORT_IRQ = PORT_IRQ_COMPLETE | PORT_IRQ_ERROR | 166 PORT_IRQ_PHYRDY_CHG | PORT_IRQ_DEV_XCHG | 167 PORT_IRQ_UNK_FIS | PORT_IRQ_SDB_NOTIFY, 168 169 /* bits[27:16] are unmasked (raw) */ 170 PORT_IRQ_RAW_SHIFT = 16, 171 PORT_IRQ_MASKED_MASK = 0x7ff, 172 PORT_IRQ_RAW_MASK = (0x7ff << PORT_IRQ_RAW_SHIFT), 173 174 /* ENABLE_SET/CLR specific, intr steering - 2 bit field */ 175 PORT_IRQ_STEER_SHIFT = 30, 176 PORT_IRQ_STEER_MASK = (3 << PORT_IRQ_STEER_SHIFT), 177 178 /* PORT_CMD_ERR constants */ 179 PORT_CERR_DEV = 1, /* Error bit in D2H Register FIS */ 180 PORT_CERR_SDB = 2, /* Error bit in SDB FIS */ 181 PORT_CERR_DATA = 3, /* Error in data FIS not detected by dev */ 182 PORT_CERR_SEND = 4, /* Initial cmd FIS transmission failure */ 183 PORT_CERR_INCONSISTENT = 5, /* Protocol mismatch */ 184 PORT_CERR_DIRECTION = 6, /* Data direction mismatch */ 185 PORT_CERR_UNDERRUN = 7, /* Ran out of SGEs while writing */ 186 PORT_CERR_OVERRUN = 8, /* Ran out of SGEs while reading */ 187 188 /* bits of PRB control field */ 189 PRB_CTRL_PROTOCOL = (1 << 0), /* override def. ATA protocol */ 190 PRB_CTRL_PACKET_READ = (1 << 4), /* PACKET cmd read */ 191 PRB_CTRL_PACKET_WRITE = (1 << 5), /* PACKET cmd write */ 192 PRB_CTRL_NIEN = (1 << 6), /* Mask completion irq */ 193 PRB_CTRL_SRST = (1 << 7), /* Soft reset request (ign BSY?) */ 194 195 /* PRB protocol field */ 196 PRB_PROT_PACKET = (1 << 0), 197 PRB_PROT_TCQ = (1 << 1), 198 PRB_PROT_NCQ = (1 << 2), 199 PRB_PROT_READ = (1 << 3), 200 PRB_PROT_WRITE = (1 << 4), 201 PRB_PROT_TRANSPARENT = (1 << 5), 202 203 /* 204 * Other constants 205 */ 206 SGE_TRM = (1 << 31), /* Last SGE in chain */ 207 SGE_LNK = (1 << 30), /* linked list 208 Points to SGT, not SGE */ 209 SGE_DRD = (1 << 29), /* discard data read (/dev/null) 210 data address ignored */ 211 212 CMD_ERR = 0x21, 213 }; 214 215 #if CONFIG_IS_ENABLED(BLK) 216 #define ATA_MAX_PORTS 32 217 struct sil_sata_priv { 218 int port_num; 219 struct sil_sata *sil_sata_desc[ATA_MAX_PORTS]; 220 }; 221 #endif 222 223 #endif 224