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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 83d290c56fab2d38cd1ab4c4cc7099559c1d5046 / . / drivers / ata / sata_sil.h
blob: 8b7cbdf2d2400ed5a50683fe9dd2a55013685668 [file] [log] [blame]
Tom Rini83d290c2018-05-06 17:58:06 -0400[diff] [blame^]1/* SPDX-License-Identifier: GPL-2.0+ */
Tang Yuantian83c484d2011-10-07 19:26:58 +0000[diff] [blame]2/*
3 * Copyright (C) 2011 Freescale Semiconductor, Inc.
4 * Author: Tang Yuantian <b29983@freescale.com>
Tang Yuantian83c484d2011-10-07 19:26:58 +0000[diff] [blame]5 */
6
7#ifndef SATA_SIL3132_H
8#define SATA_SIL3132_H
9
10#define READ_CMD 0
11#define WRITE_CMD 1
12
Tang Yuantian83c484d2011-10-07 19:26:58 +0000[diff] [blame]13/*
14 * SATA device driver struct for each dev
15 */
16struct sil_sata {
17 char name[12];
18 void *port; /* the port base address */
19 int lba48;
20 u16 pio;
21 u16 mwdma;
22 u16 udma;
23 pci_dev_t devno;
24 int wcache;
25 int flush;
26 int flush_ext;
27};
28
29/* sata info for each controller */
30struct sata_info {
31 ulong iobase[3];
32 pci_dev_t devno;
33 int portbase;
34 int maxport;
35};
36
37/*
38 * Scatter gather entry (SGE),MUST 8 bytes aligned
39 */
40struct sil_sge {
41 __le64 addr;
42 __le32 cnt;
43 __le32 flags;
44} __attribute__ ((aligned(8), packed));
45
46/*
47 * Port request block, MUST 8 bytes aligned
48 */
49struct sil_prb {
50 __le16 ctrl;
51 __le16 prot;
52 __le32 rx_cnt;
53 struct sata_fis_h2d fis;
54} __attribute__ ((aligned(8), packed));
55
56struct sil_cmd_block {
57 struct sil_prb prb;
58 struct sil_sge sge;
59};
60
61enum {
62 HOST_SLOT_STAT = 0x00, /* 32 bit slot stat * 4 */
63 HOST_CTRL = 0x40,
64 HOST_IRQ_STAT = 0x44,
65 HOST_PHY_CFG = 0x48,
66 HOST_BIST_CTRL = 0x50,
67 HOST_BIST_PTRN = 0x54,
68 HOST_BIST_STAT = 0x58,
69 HOST_MEM_BIST_STAT = 0x5c,
70 HOST_FLASH_CMD = 0x70,
71 /* 8 bit regs */
72 HOST_FLASH_DATA = 0x74,
73 HOST_TRANSITION_DETECT = 0x75,
74 HOST_GPIO_CTRL = 0x76,
75 HOST_I2C_ADDR = 0x78, /* 32 bit */
76 HOST_I2C_DATA = 0x7c,
77 HOST_I2C_XFER_CNT = 0x7e,
78 HOST_I2C_CTRL = 0x7f,
79
80 /* HOST_SLOT_STAT bits */
81 HOST_SSTAT_ATTN = (1 << 31),
82
83 /* HOST_CTRL bits */
84 HOST_CTRL_M66EN = (1 << 16), /* M66EN PCI bus signal */
85 HOST_CTRL_TRDY = (1 << 17), /* latched PCI TRDY */
86 HOST_CTRL_STOP = (1 << 18), /* latched PCI STOP */
87 HOST_CTRL_DEVSEL = (1 << 19), /* latched PCI DEVSEL */
88 HOST_CTRL_REQ64 = (1 << 20), /* latched PCI REQ64 */
89 HOST_CTRL_GLOBAL_RST = (1 << 31), /* global reset */
90
91 /*
92 * Port registers
93 * (8192 bytes @ +0x0000, +0x2000, +0x4000 and +0x6000 @ BAR2)
94 */
95 PORT_REGS_SIZE = 0x2000,
96
97 PORT_LRAM = 0x0000, /* 31 LRAM slots and PMP regs */
98 PORT_LRAM_SLOT_SZ = 0x0080, /* 32 bytes PRB + 2 SGE, ACT... */
99
100 PORT_PMP = 0x0f80, /* 8 bytes PMP * 16 (128 bytes) */
101 PORT_PMP_STATUS = 0x0000, /* port device status offset */
102 PORT_PMP_QACTIVE = 0x0004, /* port device QActive offset */
103 PORT_PMP_SIZE = 0x0008, /* 8 bytes per PMP */
104
105 /* 32 bit regs */
106 PORT_CTRL_STAT = 0x1000, /* write: ctrl-set, read: stat */
107 PORT_CTRL_CLR = 0x1004, /* write: ctrl-clear */
108 PORT_IRQ_STAT = 0x1008, /* high: status, low: interrupt */
109 PORT_IRQ_ENABLE_SET = 0x1010, /* write: enable-set */
110 PORT_IRQ_ENABLE_CLR = 0x1014, /* write: enable-clear */
111 PORT_ACTIVATE_UPPER_ADDR = 0x101c,
112 PORT_EXEC_FIFO = 0x1020, /* command execution fifo */
113 PORT_CMD_ERR = 0x1024, /* command error number */
114 PORT_FIS_CFG = 0x1028,
115 PORT_FIFO_THRES = 0x102c,
116
117 /* 16 bit regs */
118 PORT_DECODE_ERR_CNT = 0x1040,
119 PORT_DECODE_ERR_THRESH = 0x1042,
120 PORT_CRC_ERR_CNT = 0x1044,
121 PORT_CRC_ERR_THRESH = 0x1046,
122 PORT_HSHK_ERR_CNT = 0x1048,
123 PORT_HSHK_ERR_THRESH = 0x104a,
124
125 /* 32 bit regs */
126 PORT_PHY_CFG = 0x1050,
127 PORT_SLOT_STAT = 0x1800,
128 PORT_CMD_ACTIVATE = 0x1c00, /* 64 bit cmd activate * 31 */
129 PORT_CONTEXT = 0x1e04,
130 PORT_EXEC_DIAG = 0x1e00, /* 32bit exec diag * 16 */
131 PORT_PSD_DIAG = 0x1e40, /* 32bit psd diag * 16 */
132 PORT_SCONTROL = 0x1f00,
133 PORT_SSTATUS = 0x1f04,
134 PORT_SERROR = 0x1f08,
135 PORT_SACTIVE = 0x1f0c,
136
137 /* PORT_CTRL_STAT bits */
138 PORT_CS_PORT_RST = (1 << 0), /* port reset */
139 PORT_CS_DEV_RST = (1 << 1), /* device reset */
140 PORT_CS_INIT = (1 << 2), /* port initialize */
141 PORT_CS_IRQ_WOC = (1 << 3), /* interrupt write one to clear */
142 PORT_CS_CDB16 = (1 << 5), /* 0=12b cdb, 1=16b cdb */
143 PORT_CS_PMP_RESUME = (1 << 6), /* PMP resume */
144 PORT_CS_32BIT_ACTV = (1 << 10), /* 32-bit activation */
145 PORT_CS_PMP_EN = (1 << 13), /* port multiplier enable */
146 PORT_CS_RDY = (1 << 31), /* port ready to accept commands */
147
148 /* PORT_IRQ_STAT/ENABLE_SET/CLR */
149 /* bits[11:0] are masked */
150 PORT_IRQ_COMPLETE = (1 << 0), /* command(s) completed */
151 PORT_IRQ_ERROR = (1 << 1), /* command execution error */
152 PORT_IRQ_PORTRDY_CHG = (1 << 2), /* port ready change */
153 PORT_IRQ_PWR_CHG = (1 << 3), /* power management change */
154 PORT_IRQ_PHYRDY_CHG = (1 << 4), /* PHY ready change */
155 PORT_IRQ_COMWAKE = (1 << 5), /* COMWAKE received */
156 PORT_IRQ_UNK_FIS = (1 << 6), /* unknown FIS received */
157 PORT_IRQ_DEV_XCHG = (1 << 7), /* device exchanged */
158 PORT_IRQ_8B10B = (1 << 8), /* 8b/10b decode error threshold */
159 PORT_IRQ_CRC = (1 << 9), /* CRC error threshold */
160 PORT_IRQ_HANDSHAKE = (1 << 10), /* handshake error threshold */
161 PORT_IRQ_SDB_NOTIFY = (1 << 11), /* SDB notify received */
162
163 DEF_PORT_IRQ = PORT_IRQ_COMPLETE | PORT_IRQ_ERROR |
164 PORT_IRQ_PHYRDY_CHG | PORT_IRQ_DEV_XCHG |
165 PORT_IRQ_UNK_FIS | PORT_IRQ_SDB_NOTIFY,
166
167 /* bits[27:16] are unmasked (raw) */
168 PORT_IRQ_RAW_SHIFT = 16,
169 PORT_IRQ_MASKED_MASK = 0x7ff,
170 PORT_IRQ_RAW_MASK = (0x7ff << PORT_IRQ_RAW_SHIFT),
171
172 /* ENABLE_SET/CLR specific, intr steering - 2 bit field */
173 PORT_IRQ_STEER_SHIFT = 30,
174 PORT_IRQ_STEER_MASK = (3 << PORT_IRQ_STEER_SHIFT),
175
176 /* PORT_CMD_ERR constants */
177 PORT_CERR_DEV = 1, /* Error bit in D2H Register FIS */
178 PORT_CERR_SDB = 2, /* Error bit in SDB FIS */
179 PORT_CERR_DATA = 3, /* Error in data FIS not detected by dev */
180 PORT_CERR_SEND = 4, /* Initial cmd FIS transmission failure */
181 PORT_CERR_INCONSISTENT = 5, /* Protocol mismatch */
182 PORT_CERR_DIRECTION = 6, /* Data direction mismatch */
183 PORT_CERR_UNDERRUN = 7, /* Ran out of SGEs while writing */
184 PORT_CERR_OVERRUN = 8, /* Ran out of SGEs while reading */
185
186 /* bits of PRB control field */
187 PRB_CTRL_PROTOCOL = (1 << 0), /* override def. ATA protocol */
188 PRB_CTRL_PACKET_READ = (1 << 4), /* PACKET cmd read */
189 PRB_CTRL_PACKET_WRITE = (1 << 5), /* PACKET cmd write */
190 PRB_CTRL_NIEN = (1 << 6), /* Mask completion irq */
191 PRB_CTRL_SRST = (1 << 7), /* Soft reset request (ign BSY?) */
192
193 /* PRB protocol field */
194 PRB_PROT_PACKET = (1 << 0),
195 PRB_PROT_TCQ = (1 << 1),
196 PRB_PROT_NCQ = (1 << 2),
197 PRB_PROT_READ = (1 << 3),
198 PRB_PROT_WRITE = (1 << 4),
199 PRB_PROT_TRANSPARENT = (1 << 5),
200
201 /*
202 * Other constants
203 */
204 SGE_TRM = (1 << 31), /* Last SGE in chain */
205 SGE_LNK = (1 << 30), /* linked list
206 Points to SGT, not SGE */
207 SGE_DRD = (1 << 29), /* discard data read (/dev/null)
208 data address ignored */
209
210 CMD_ERR = 0x21,
211};
212
213#endif