1 | /* $NetBSD: mvsatavar.h,v 1.2 2010/07/13 12:53:42 kiyohara Exp $ */ |
2 | /* |
3 | * Copyright (c) 2008 KIYOHARA Takashi |
4 | * All rights reserved. |
5 | * |
6 | * Redistribution and use in source and binary forms, with or without |
7 | * modification, are permitted provided that the following conditions |
8 | * are met: |
9 | * 1. Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * 2. Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
14 | * |
15 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
16 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
17 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
18 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
19 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
20 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
21 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
22 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
23 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
24 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
25 | * POSSIBILITY OF SUCH DAMAGE. |
26 | */ |
27 | |
28 | #ifndef _MVSATAVAR_H_ |
29 | #define _MVSATAVAR_H_ |
30 | |
31 | struct mvsata_product { |
32 | int vendor; |
33 | int model; |
34 | int hc; |
35 | int port; |
36 | int generation; |
37 | int flags; |
38 | }; |
39 | |
40 | #define MVSATA_EDMAQ_LEN 32 /* keep compatibility to gen1 */ |
41 | #define MVSATA_EDMAQ_INC(i) ((i) = ((i) + 1) % MVSATA_EDMAQ_LEN) |
42 | #define MVSATA_HC_MAX 2 |
43 | #define MVSATA_PORT_MAX 4 |
44 | #define MVSATA_CHANNEL_MAX (MVSATA_HC_MAX * MVSATA_PORT_MAX) |
45 | |
46 | |
47 | struct mvsata_port; |
48 | |
49 | union mvsata_crqb { |
50 | struct crqb crqb; |
51 | struct crqb_gen2e crqb_gen2e; |
52 | }; |
53 | |
54 | struct _fix_phy_param { |
55 | uint32_t pre_amps; /* Pre/SignalAmps */ |
56 | |
57 | void (*_fix_phy)(struct mvsata_port *); |
58 | }; |
59 | |
60 | struct mvsata_port { |
61 | struct ata_channel port_ata_channel; |
62 | |
63 | int port; |
64 | struct mvsata_hc *port_hc; |
65 | |
66 | enum { |
67 | nodma, |
68 | dma, |
69 | queued, |
70 | ncq, |
71 | } port_edmamode; |
72 | |
73 | int port_quetagidx; /* Host Queue Tag valiable */ |
74 | |
75 | int port_prev_erqqop; /* previous Req Queue Out-Pointer */ |
76 | bus_dma_tag_t port_dmat; |
77 | union mvsata_crqb *port_crqb; /* EDMA Command Request Block */ |
78 | bus_dmamap_t port_crqb_dmamap; |
79 | struct crpb *port_crpb; /* EDMA Command Response Block */ |
80 | bus_dmamap_t port_crpb_dmamap; |
81 | struct eprd *port_eprd; /* EDMA Phy Region Description Table */ |
82 | bus_dmamap_t port_eprd_dmamap; |
83 | struct { |
84 | struct ata_xfer *xfer; /* queued xfer */ |
85 | bus_dmamap_t data_dmamap; /* DMA data buffer */ |
86 | bus_size_t eprd_offset; /* offset of ePRD buffer */ |
87 | struct eprd *eprd; /* ePRD buffer */ |
88 | } port_reqtbl[MVSATA_EDMAQ_LEN]; |
89 | |
90 | bus_space_tag_t port_iot; |
91 | bus_space_handle_t port_ioh; |
92 | bus_space_handle_t port_sata_scontrol; /* SATA Interface control reg */ |
93 | bus_space_handle_t port_sata_serror; /* SATA Interface error reg */ |
94 | bus_space_handle_t port_sata_sstatus; /* SATA Interface status reg */ |
95 | struct ata_queue port_ata_queue; |
96 | |
97 | struct _fix_phy_param _fix_phy_param; |
98 | }; |
99 | |
100 | struct mvsata_hc { |
101 | int hc; |
102 | struct mvsata_softc *hc_sc; |
103 | |
104 | bus_space_tag_t hc_iot; /* Tag for SATAHC Arbiter */ |
105 | bus_space_handle_t hc_ioh; /* Handle for SATAHC Arbiter */ |
106 | |
107 | struct mvsata_port *hc_ports[MVSATA_CHANNEL_MAX]; |
108 | }; |
109 | |
110 | struct mvsata_softc { |
111 | struct wdc_softc sc_wdcdev; /* common wdc definitions */ |
112 | |
113 | int sc_model; |
114 | int sc_rev; |
115 | enum { |
116 | gen_unknown = 0, |
117 | gen1, |
118 | gen2, |
119 | gen2e |
120 | } sc_gen; /* Generation for LSI */ |
121 | int sc_hc; /* number of host controller */ |
122 | int sc_port; /* number of port/host */ |
123 | |
124 | bus_space_tag_t sc_iot; |
125 | bus_space_handle_t sc_ioh; |
126 | bus_dma_tag_t sc_dmat; |
127 | |
128 | struct wdc_regs *sc_wdc_regs; |
129 | struct ata_channel *sc_ata_channels[MVSATA_CHANNEL_MAX]; |
130 | struct mvsata_hc sc_hcs[MVSATA_HC_MAX]; |
131 | |
132 | int sc_flags; |
133 | #define MVSATA_FLAGS_PCIE (1 << 0) |
134 | |
135 | void (*sc_edma_setup_crqb)(struct mvsata_port *, int, int, |
136 | struct ata_bio *); |
137 | void (*sc_enable_intr)(struct mvsata_port *, int); |
138 | }; |
139 | |
140 | int mvsata_attach(struct mvsata_softc *, struct mvsata_product *, |
141 | int (*mvsata_sreset)(struct mvsata_softc *), |
142 | int (*mvsata_misc_reset)(struct mvsata_softc *), int); |
143 | int mvsata_intr(struct mvsata_hc *); |
144 | int mvsata_error(struct mvsata_port *); |
145 | |
146 | #endif /* _MVSATAVAR_H_ */ |
147 | |