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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2011 Freescale Semiconductor, Inc.
* Copyright 2019 NXP
* Author: Tang Yuantian <b29983@freescale.com>
*/
#ifndef SATA_SIL3132_H
#define SATA_SIL3132_H
#define READ_CMD 0
#define WRITE_CMD 1
/*
* SATA device driver struct for each dev
*/
struct sil_sata {
char name[12];
void *port; /* the port base address */
int lba48;
u16 pio;
u16 mwdma;
u16 udma;
#ifdef CONFIG_DM_PCI
struct udevice *devno;
#else
pci_dev_t devno;
#endif
int wcache;
int flush;
int flush_ext;
int id;
};
/* sata info for each controller */
struct sata_info {
ulong iobase[3];
pci_dev_t devno;
int portbase;
int maxport;
};
/*
* Scatter gather entry (SGE),MUST 8 bytes aligned
*/
struct sil_sge {
__le64 addr;
__le32 cnt;
__le32 flags;
} __attribute__ ((aligned(8), packed));
/*
* Port request block, MUST 8 bytes aligned
*/
struct sil_prb {
__le16 ctrl;
__le16 prot;
__le32 rx_cnt;
struct sata_fis_h2d fis;
} __attribute__ ((aligned(8), packed));
struct sil_cmd_block {
struct sil_prb prb;
struct sil_sge sge;
};
enum {
HOST_SLOT_STAT = 0x00, /* 32 bit slot stat * 4 */
HOST_CTRL = 0x40,
HOST_IRQ_STAT = 0x44,
HOST_PHY_CFG = 0x48,
HOST_BIST_CTRL = 0x50,
HOST_BIST_PTRN = 0x54,
HOST_BIST_STAT = 0x58,
HOST_MEM_BIST_STAT = 0x5c,
HOST_FLASH_CMD = 0x70,
/* 8 bit regs */
HOST_FLASH_DATA = 0x74,
HOST_TRANSITION_DETECT = 0x75,
HOST_GPIO_CTRL = 0x76,
HOST_I2C_ADDR = 0x78, /* 32 bit */
HOST_I2C_DATA = 0x7c,
HOST_I2C_XFER_CNT = 0x7e,
HOST_I2C_CTRL = 0x7f,
/* HOST_SLOT_STAT bits */
HOST_SSTAT_ATTN = (1 << 31),
/* HOST_CTRL bits */
HOST_CTRL_M66EN = (1 << 16), /* M66EN PCI bus signal */
HOST_CTRL_TRDY = (1 << 17), /* latched PCI TRDY */
HOST_CTRL_STOP = (1 << 18), /* latched PCI STOP */
HOST_CTRL_DEVSEL = (1 << 19), /* latched PCI DEVSEL */
HOST_CTRL_REQ64 = (1 << 20), /* latched PCI REQ64 */
HOST_CTRL_GLOBAL_RST = (1 << 31), /* global reset */
/*
* Port registers
* (8192 bytes @ +0x0000, +0x2000, +0x4000 and +0x6000 @ BAR2)
*/
PORT_REGS_SIZE = 0x2000,
PORT_LRAM = 0x0000, /* 31 LRAM slots and PMP regs */
PORT_LRAM_SLOT_SZ = 0x0080, /* 32 bytes PRB + 2 SGE, ACT... */
PORT_PMP = 0x0f80, /* 8 bytes PMP * 16 (128 bytes) */
PORT_PMP_STATUS = 0x0000, /* port device status offset */
PORT_PMP_QACTIVE = 0x0004, /* port device QActive offset */
PORT_PMP_SIZE = 0x0008, /* 8 bytes per PMP */
/* 32 bit regs */
PORT_CTRL_STAT = 0x1000, /* write: ctrl-set, read: stat */
PORT_CTRL_CLR = 0x1004, /* write: ctrl-clear */
PORT_IRQ_STAT = 0x1008, /* high: status, low: interrupt */
PORT_IRQ_ENABLE_SET = 0x1010, /* write: enable-set */
PORT_IRQ_ENABLE_CLR = 0x1014, /* write: enable-clear */
PORT_ACTIVATE_UPPER_ADDR = 0x101c,
PORT_EXEC_FIFO = 0x1020, /* command execution fifo */
PORT_CMD_ERR = 0x1024, /* command error number */
PORT_FIS_CFG = 0x1028,
PORT_FIFO_THRES = 0x102c,
/* 16 bit regs */
PORT_DECODE_ERR_CNT = 0x1040,
PORT_DECODE_ERR_THRESH = 0x1042,
PORT_CRC_ERR_CNT = 0x1044,
PORT_CRC_ERR_THRESH = 0x1046,
PORT_HSHK_ERR_CNT = 0x1048,
PORT_HSHK_ERR_THRESH = 0x104a,
/* 32 bit regs */
PORT_PHY_CFG = 0x1050,
PORT_SLOT_STAT = 0x1800,
PORT_CMD_ACTIVATE = 0x1c00, /* 64 bit cmd activate * 31 */
PORT_CONTEXT = 0x1e04,
PORT_EXEC_DIAG = 0x1e00, /* 32bit exec diag * 16 */
PORT_PSD_DIAG = 0x1e40, /* 32bit psd diag * 16 */
PORT_SCONTROL = 0x1f00,
PORT_SSTATUS = 0x1f04,
PORT_SERROR = 0x1f08,
PORT_SACTIVE = 0x1f0c,
/* PORT_CTRL_STAT bits */
PORT_CS_PORT_RST = (1 << 0), /* port reset */
PORT_CS_DEV_RST = (1 << 1), /* device reset */
PORT_CS_INIT = (1 << 2), /* port initialize */
PORT_CS_IRQ_WOC = (1 << 3), /* interrupt write one to clear */
PORT_CS_CDB16 = (1 << 5), /* 0=12b cdb, 1=16b cdb */
PORT_CS_PMP_RESUME = (1 << 6), /* PMP resume */
PORT_CS_32BIT_ACTV = (1 << 10), /* 32-bit activation */
PORT_CS_PMP_EN = (1 << 13), /* port multiplier enable */
PORT_CS_RDY = (1 << 31), /* port ready to accept commands */
/* PORT_IRQ_STAT/ENABLE_SET/CLR */
/* bits[11:0] are masked */
PORT_IRQ_COMPLETE = (1 << 0), /* command(s) completed */
PORT_IRQ_ERROR = (1 << 1), /* command execution error */
PORT_IRQ_PORTRDY_CHG = (1 << 2), /* port ready change */
PORT_IRQ_PWR_CHG = (1 << 3), /* power management change */
PORT_IRQ_PHYRDY_CHG = (1 << 4), /* PHY ready change */
PORT_IRQ_COMWAKE = (1 << 5), /* COMWAKE received */
PORT_IRQ_UNK_FIS = (1 << 6), /* unknown FIS received */
PORT_IRQ_DEV_XCHG = (1 << 7), /* device exchanged */
PORT_IRQ_8B10B = (1 << 8), /* 8b/10b decode error threshold */
PORT_IRQ_CRC = (1 << 9), /* CRC error threshold */
PORT_IRQ_HANDSHAKE = (1 << 10), /* handshake error threshold */
PORT_IRQ_SDB_NOTIFY = (1 << 11), /* SDB notify received */
DEF_PORT_IRQ = PORT_IRQ_COMPLETE | PORT_IRQ_ERROR |
PORT_IRQ_PHYRDY_CHG | PORT_IRQ_DEV_XCHG |
PORT_IRQ_UNK_FIS | PORT_IRQ_SDB_NOTIFY,
/* bits[27:16] are unmasked (raw) */
PORT_IRQ_RAW_SHIFT = 16,
PORT_IRQ_MASKED_MASK = 0x7ff,
PORT_IRQ_RAW_MASK = (0x7ff << PORT_IRQ_RAW_SHIFT),
/* ENABLE_SET/CLR specific, intr steering - 2 bit field */
PORT_IRQ_STEER_SHIFT = 30,
PORT_IRQ_STEER_MASK = (3 << PORT_IRQ_STEER_SHIFT),
/* PORT_CMD_ERR constants */
PORT_CERR_DEV = 1, /* Error bit in D2H Register FIS */
PORT_CERR_SDB = 2, /* Error bit in SDB FIS */
PORT_CERR_DATA = 3, /* Error in data FIS not detected by dev */
PORT_CERR_SEND = 4, /* Initial cmd FIS transmission failure */
PORT_CERR_INCONSISTENT = 5, /* Protocol mismatch */
PORT_CERR_DIRECTION = 6, /* Data direction mismatch */
PORT_CERR_UNDERRUN = 7, /* Ran out of SGEs while writing */
PORT_CERR_OVERRUN = 8, /* Ran out of SGEs while reading */
/* bits of PRB control field */
PRB_CTRL_PROTOCOL = (1 << 0), /* override def. ATA protocol */
PRB_CTRL_PACKET_READ = (1 << 4), /* PACKET cmd read */
PRB_CTRL_PACKET_WRITE = (1 << 5), /* PACKET cmd write */
PRB_CTRL_NIEN = (1 << 6), /* Mask completion irq */
PRB_CTRL_SRST = (1 << 7), /* Soft reset request (ign BSY?) */
/* PRB protocol field */
PRB_PROT_PACKET = (1 << 0),
PRB_PROT_TCQ = (1 << 1),
PRB_PROT_NCQ = (1 << 2),
PRB_PROT_READ = (1 << 3),
PRB_PROT_WRITE = (1 << 4),
PRB_PROT_TRANSPARENT = (1 << 5),
/*
* Other constants
*/
SGE_TRM = (1 << 31), /* Last SGE in chain */
SGE_LNK = (1 << 30), /* linked list
Points to SGT, not SGE */
SGE_DRD = (1 << 29), /* discard data read (/dev/null)
data address ignored */
CMD_ERR = 0x21,
};
#if CONFIG_IS_ENABLED(BLK)
#define ATA_MAX_PORTS 32
struct sil_sata_priv {
int port_num;
struct sil_sata *sil_sata_desc[ATA_MAX_PORTS];
};
#endif
#endif
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