globals.h revision 1.8 1 /* $NetBSD: globals.h,v 1.8 2011/03/06 18:22:13 phx Exp $ */
2
3 #ifdef DEBUG
4 #define DPRINTF(x) printf x
5 #else
6 #define DPRINTF(x)
7 #endif
8
9 /* clock feed */
10 #ifndef EXT_CLK_FREQ
11 #define EXT_CLK_FREQ 33333333 /* external clock (PCI clock) */
12 #endif
13
14 /* brd type */
15 extern int brdtype;
16 #define BRD_SANDPOINTX2 2
17 #define BRD_SANDPOINTX3 3
18 #define BRD_ENCOREPP1 10
19 #define BRD_KUROBOX 100
20 #define BRD_QNAPTS101 101
21 #define BRD_SYNOLOGY 102
22 #define BRD_STORCENTER 103
23 #define BRD_DLINKDSM 104
24 #define BRD_NH230NAS 105
25 #define BRD_UNKNOWN -1
26
27 struct brdprop {
28 const char *family;
29 const char *verbose;
30 int brdtype;
31 uint32_t extclk;
32 char *consname;
33 int consport;
34 int consspeed;
35 void (*setup)(struct brdprop *);
36 void (*brdfix)(struct brdprop *);
37 void (*pcifix)(struct brdprop *);
38 void (*reset)(void);
39 };
40
41 extern uint32_t cpuclock, busclock;
42
43 /* board specific support code */
44 struct brdprop *brd_lookup(int);
45 unsigned mpc107memsize(void);
46 void read_mac_from_flash(uint8_t *);
47
48 /* PPC processor ctl */
49 void __syncicache(void *, size_t);
50
51 /* byte swap access */
52 void out16rb(unsigned, unsigned);
53 void out32rb(unsigned, unsigned);
54 unsigned in16rb(unsigned);
55 unsigned in32rb(unsigned);
56 void iohtole16(unsigned, unsigned);
57 void iohtole32(unsigned, unsigned);
58 unsigned iole32toh(unsigned);
59 unsigned iole16toh(unsigned);
60
61 /* far call would never return */
62 void run(void *, void *, void *, void *, void *);
63
64 /* micro second precision delay */
65 void delay(unsigned);
66
67 /* PCI stuff */
68 struct pcidev {
69 unsigned bdf; /* bus.dev.func */
70 unsigned pvd; /* device ID */
71 void *drv; /* driver */
72 };
73 void pcisetup(void);
74 void pcifixup(void);
75 unsigned pcimaketag(int, int, int);
76 void pcidecomposetag(unsigned, int *, int *, int *);
77 int pcifinddev(unsigned, unsigned, unsigned *);
78 int pcilookup(unsigned, struct pcidev *, int);
79 unsigned pcicfgread(unsigned, int);
80 void pcicfgwrite(unsigned, int, unsigned);
81
82 #define PCI_ID_REG 0x00
83 #define PCI_COMMAND_STATUS_REG 0x04
84 #define PCI_VENDOR(id) ((id) & 0xffff)
85 #define PCI_PRODUCT(id) (((id) >> 16) & 0xffff)
86 #define PCI_VENDOR_INVALID 0xffff
87 #define PCI_DEVICE(v,p) ((v) | ((p) << 16))
88 #define PCI_CLASS_REG 0x08
89 #define PCI_CLASS_PPB 0x0604
90 #define PCI_CLASS_ETH 0x0200
91 #define PCI_CLASS_SCSI 0x0100
92 #define PCI_CLASS_IDE 0x0101
93 #define PCI_CLASS_RAID 0x0104
94 #define PCI_CLASS_SATA 0x0106
95 #define PCI_CLASS_MISCSTORAGE 0x0180
96 #define PCI_CLASS_USB 0x0c03
97 #define PCI_BHLC_REG 0x0c
98 #define PCI_HDRTYPE_TYPE(r) (((r) >> 16) & 0x7f)
99 #define PCI_HDRTYPE_MULTIFN(r) ((r) & (0x80 << 16))
100
101 /*
102 * "Map B" layout
103 *
104 * practice direct mode configuration scheme with CONFIG_ADDR
105 * (0xfec0'0000) and CONFIG_DATA (0xfee0'0000).
106 */
107 #define PCI_MEMBASE 0x80000000 /* PCI memory space */
108 #define PCI_MEMLIMIT 0xfbffffff /* EUMB is next to this */
109 #define PCI_IOBASE 0x00001000 /* reserves room for southbridge */
110 #define PCI_IOLIMIT 0x000fffff
111 #define PCI_XIOBASE 0xfe000000 /* ISA/PCI io space */
112 #define CONFIG_ADDR 0xfec00000
113 #define CONFIG_DATA 0xfee00000
114
115 /* cache ops */
116 void _wb(uint32_t, uint32_t);
117 void _wbinv(uint32_t, uint32_t);
118 void _inv(uint32_t, uint32_t);
119
120 /* parsing */
121 uint32_t read_hex(const char *);
122
123 /* heap */
124 void *allocaligned(size_t, size_t);
125
126 /* NIF support */
127 int net_open(struct open_file *, ...);
128 int net_close(struct open_file *);
129 int net_strategy(void *, int, daddr_t, size_t, void *, size_t *);
130
131 int netif_init(void *);
132 int netif_open(void *);
133 int netif_close(int);
134
135 #define NIF_DECL(xxx) \
136 int xxx ## _match(unsigned, void *); \
137 void * xxx ## _init(unsigned, void *); \
138 int xxx ## _send(void *, char *, unsigned); \
139 int xxx ## _recv(void *, char *, unsigned, unsigned)
140
141 NIF_DECL(fxp);
142 NIF_DECL(tlp);
143 NIF_DECL(rge);
144 NIF_DECL(skg);
145 NIF_DECL(stg);
146
147 /* DSK support */
148 int dskdv_init(void *);
149
150 int dsk_open(struct open_file *, ...);
151 int dsk_close(struct open_file *);
152 int dsk_strategy(void *, int, daddr_t, size_t, void *, size_t *);
153 struct fs_ops *dsk_fsops(struct open_file *);
154
155 #define DSK_DECL(xxx) \
156 int xxx ## _match(unsigned, void *); \
157 void * xxx ## _init(unsigned, void *)
158
159 DSK_DECL(pciide);
160 DSK_DECL(siisata);
161
162 /* status */
163 #define ATA_STS_BUSY 0x80
164 #define ATA_STS_DRDY 0x40
165 #define ATA_STS_ERR 0x01
166 /* command */
167 #define ATA_CMD_IDENT 0xec
168 #define ATA_CMD_READ 0x20
169 #define ATA_CMD_READ_EXT 0x24
170 #define ATA_CMD_SETF 0xef
171 /* device */
172 #define ATA_DEV_LBA 0xe0
173 #define ATA_DEV_OBS 0x90
174 /* control */
175 #define ATA_DREQ 0x08
176 #define ATA_SRST 0x04
177
178 #define ATA_XFER 0x03
179 #define XFER_PIO4 0x0c
180 #define XFER_PIO0 0x08
181
182 struct dvata_chan {
183 uint32_t cmd, ctl, alt, dma;
184 };
185 #define _DAT 0 /* RW */
186 #define _ERR 1 /* R */
187 #define _FEA 1 /* W */
188 #define _NSECT 2 /* RW */
189 #define _LBAL 3 /* RW */
190 #define _LBAM 4 /* RW */
191 #define _LBAH 5 /* RW */
192 #define _DEV 6 /* W */
193 #define _STS 7 /* R */
194 #define _CMD 7 /* W */
195
196 struct dkdev_ata {
197 unsigned tag;
198 uint32_t bar[6];
199 struct dvata_chan chan[4];
200 int presense[4];
201 char *iobuf;
202 };
203
204 struct disk {
205 char xname[8];
206 void *dvops;
207 unsigned unittag;
208 uint16_t ident[128];
209 uint64_t nsect;
210 uint64_t first;
211 void *dlabel;
212 int part;
213 void *fsops;
214 int (*lba_read)(struct disk *, int64_t, int, void *);
215 };
216
217 int spinwait_unbusy(struct dkdev_ata *, int, int, const char **);
218 int perform_atareset(struct dkdev_ata *, int);
219 int satapresense(struct dkdev_ata *, int);
220