1 /* $NetBSD: globals.h,v 1.3 2011/01/27 17:38:04 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_UNKNOWN -1 24 25 struct brdprop { 26 const char *family; 27 const char *verbose; 28 int brdtype; 29 uint32_t extclk; 30 char *consname; 31 int consport; 32 int consspeed; 33 void (*setup)(struct brdprop *); 34 void (*brdfix)(struct brdprop *); 35 void (*pcifix)(struct brdprop *); 36 void (*reset)(void); 37 }; 38 39 extern uint32_t cpuclock, busclock; 40 41 /* board specific support code */ 42 struct brdprop *brd_lookup(int); 43 unsigned mpc107memsize(void); 44 void read_mac_from_flash(uint8_t *); 45 46 /* PPC processor ctl */ 47 void __syncicache(void *, size_t); 48 49 /* byte swap access */ 50 void out16rb(unsigned, unsigned); 51 void out32rb(unsigned, unsigned); 52 unsigned in16rb(unsigned); 53 unsigned in32rb(unsigned); 54 void iohtole16(unsigned, unsigned); 55 void iohtole32(unsigned, unsigned); 56 unsigned iole32toh(unsigned); 57 unsigned iole16toh(unsigned); 58 59 /* far call would never return */ 60 void run(void *, void *, void *, void *, void *); 61 62 /* micro second precision delay */ 63 void delay(unsigned); 64 65 /* PCI stuff */ 66 void pcisetup(void); 67 void pcifixup(void); 68 unsigned pcimaketag(int, int, int); 69 void pcidecomposetag(unsigned, int *, int *, int *); 70 int pcifinddev(unsigned, unsigned, unsigned *); 71 int pcilookup(unsigned, unsigned [][2], int); 72 unsigned pcicfgread(unsigned, int); 73 void pcicfgwrite(unsigned, int, unsigned); 74 75 #define PCI_ID_REG 0x00 76 #define PCI_COMMAND_STATUS_REG 0x04 77 #define PCI_VENDOR(id) ((id) & 0xffff) 78 #define PCI_PRODUCT(id) (((id) >> 16) & 0xffff) 79 #define PCI_VENDOR_INVALID 0xffff 80 #define PCI_DEVICE(v,p) ((v) | ((p) << 16)) 81 #define PCI_CLASS_REG 0x08 82 #define PCI_CLASS_PPB 0x0604 83 #define PCI_CLASS_ETH 0x0200 84 #define PCI_CLASS_IDE 0x0101 85 #define PCI_CLASS_RAID 0x0104 86 #define PCI_CLASS_SATA 0x0106 87 #define PCI_CLASS_MISCSTORAGE 0x0180 88 #define PCI_BHLC_REG 0x0c 89 #define PCI_HDRTYPE_TYPE(r) (((r) >> 16) & 0x7f) 90 #define PCI_HDRTYPE_MULTIFN(r) ((r) & (0x80 << 16)) 91 92 /* 93 * "Map B" layout 94 * 95 * practice direct mode configuration scheme with CONFIG_ADDR 96 * (0xfec0'0000) and CONFIG_DATA (0xfee0'0000). 97 */ 98 #define PCI_MEMBASE 0x80000000 /* PCI memory space */ 99 #define PCI_MEMLIMIT 0xfbffffff /* EUMB is next to this */ 100 #define PCI_IOBASE 0x00001000 /* reserves room for southbridge */ 101 #define PCI_IOLIMIT 0x000fffff 102 #define PCI_XIOBASE 0xfe000000 /* ISA/PCI io space */ 103 #define CONFIG_ADDR 0xfec00000 104 #define CONFIG_DATA 0xfee00000 105 106 /* cache ops */ 107 void _wb(uint32_t, uint32_t); 108 void _wbinv(uint32_t, uint32_t); 109 void _inv(uint32_t, uint32_t); 110 111 /* heap */ 112 void *allocaligned(size_t, size_t); 113 114 /* NIF support */ 115 int net_open(struct open_file *, ...); 116 int net_close(struct open_file *); 117 int net_strategy(void *, int, daddr_t, size_t, void *, size_t *); 118 119 int netif_init(unsigned); 120 int netif_open(void *); 121 int netif_close(int); 122 123 #define NIF_DECL(xxx) \ 124 int xxx ## _match(unsigned, void *); \ 125 void * xxx ## _init(unsigned, void *); \ 126 int xxx ## _send(void *, char *, unsigned); \ 127 int xxx ## _recv(void *, char *, unsigned, unsigned) 128 129 NIF_DECL(fxp); 130 NIF_DECL(tlp); 131 NIF_DECL(rge); 132 NIF_DECL(skg); 133 134 /* DSK support */ 135 int dskdv_init(unsigned, void **); 136 int disk_scan(void *); 137 138 int dsk_open(struct open_file *, ...); 139 int dsk_close(struct open_file *); 140 int dsk_strategy(void *, int, daddr_t, size_t, void *, size_t *); 141 struct fs_ops *dsk_fsops(struct open_file *); 142 143 /* status */ 144 #define ATA_STS_BUSY 0x80 145 #define ATA_STS_DRDY 0x40 146 #define ATA_STS_ERR 0x01 147 /* command */ 148 #define ATA_CMD_IDENT 0xec 149 #define ATA_CMD_READ 0x20 150 #define ATA_CMD_READ_EXT 0x24 151 #define ATA_CMD_SETF 0xef 152 /* device */ 153 #define ATA_DEV_LBA 0xe0 154 #define ATA_DEV_OBS 0x90 155 /* control */ 156 #define ATA_DREQ 0x08 157 #define ATA_SRST 0x04 158 159 #define ATA_XFER 0x03 160 #define XFER_PIO4 0x0c 161 #define XFER_PIO0 0x08 162 163 struct dvata_chan { 164 uint32_t cmd, ctl, alt, dma; 165 }; 166 #define _DAT 0 /* RW */ 167 #define _ERR 1 /* R */ 168 #define _FEA 1 /* W */ 169 #define _NSECT 2 /* RW */ 170 #define _LBAL 3 /* RW */ 171 #define _LBAM 4 /* RW */ 172 #define _LBAH 5 /* RW */ 173 #define _DEV 6 /* W */ 174 #define _STS 7 /* R */ 175 #define _CMD 7 /* W */ 176 177 struct dkdev_ata { 178 unsigned tag; 179 uint32_t bar[6]; 180 struct dvata_chan chan[4]; 181 int presense[4]; 182 char *iobuf; 183 }; 184 185 struct disk { 186 char xname[8]; 187 void *dvops; 188 unsigned unittag; 189 uint16_t ident[128]; 190 uint64_t nsect; 191 uint64_t first; 192 void *dlabel; 193 int part; 194 void *fsops; 195 int (*lba_read)(struct disk *, int64_t, int, void *); 196 }; 197 198 int spinwait_unbusy(struct dkdev_ata *, int, int, const char **); 199 int perform_atareset(struct dkdev_ata *, int); 200 int satapresense(struct dkdev_ata *, int); 201