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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 | #ifndef _LINUX_ISICOM_H #define _LINUX_ISICOM_H /*#define ISICOM_DEBUG*/ /*#define ISICOM_DEBUG_DTR_RTS*/ /* * Firmware Loader definitions ... */ #define __MultiTech ('M'<<8) #define MIOCTL_LOAD_FIRMWARE (__MultiTech | 0x01) #define MIOCTL_READ_FIRMWARE (__MultiTech | 0x02) #define MIOCTL_XFER_CTRL (__MultiTech | 0x03) #define MIOCTL_RESET_CARD (__MultiTech | 0x04) #define DATA_SIZE 16 typedef struct { unsigned short exec_segment; unsigned short exec_addr; } exec_record; typedef struct { int board; /* Board to load */ unsigned short addr; unsigned short count; } bin_header; typedef struct { int board; /* Board to load */ unsigned short addr; unsigned short count; unsigned short segment; unsigned char bin_data[DATA_SIZE]; } bin_frame; #ifdef __KERNEL__ #define YES 1 #define NO 0 #define ISILOAD_MISC_MINOR 155 /* /dev/isctl */ #define ISILOAD_NAME "ISILoad" /* * ISICOM Driver definitions ... * */ #define ISICOM_NAME "ISICom" /* * These are now officially allocated numbers */ #define ISICOM_NMAJOR 112 /* normal */ #define ISICOM_CMAJOR 113 /* callout */ #define ISICOM_MAGIC (('M' << 8) | 'T') #define WAKEUP_CHARS 256 /* hard coded for now */ #define TX_SIZE 254 #define BOARD_COUNT 4 #define PORT_COUNT (BOARD_COUNT*16) #define SERIAL_TYPE_NORMAL 1 #define SERIAL_TYPE_CALLOUT 2 /* character sizes */ #define ISICOM_CS5 0x0000 #define ISICOM_CS6 0x0001 #define ISICOM_CS7 0x0002 #define ISICOM_CS8 0x0003 /* stop bits */ #define ISICOM_1SB 0x0000 #define ISICOM_2SB 0x0004 /* parity */ #define ISICOM_NOPAR 0x0000 #define ISICOM_ODPAR 0x0008 #define ISICOM_EVPAR 0x0018 /* flow control */ #define ISICOM_CTSRTS 0x03 #define ISICOM_INITIATE_XONXOFF 0x04 #define ISICOM_RESPOND_XONXOFF 0x08 #define InterruptTheCard(base) (outw(0,(base)+0xc)) #define ClearInterrupt(base) (inw((base)+0x0a)) #define BOARD(line) (((line) >> 4) & 0x3) #define MIN(a, b) ( (a) < (b) ? (a) : (b) ) /* isi kill queue bitmap */ #define ISICOM_KILLTX 0x01 #define ISICOM_KILLRX 0x02 /* isi_board status bitmap */ #define FIRMWARE_LOADED 0x0001 #define BOARD_ACTIVE 0x0002 /* isi_port status bitmap */ #define ISI_CTS 0x1000 #define ISI_DSR 0x2000 #define ISI_RI 0x4000 #define ISI_DCD 0x8000 #define ISI_DTR 0x0100 #define ISI_RTS 0x0200 #define ISI_TXOK 0x0001 struct isi_board { unsigned short base; unsigned char irq; unsigned char port_count; unsigned short status; unsigned short port_status; /* each bit represents a single port */ unsigned short shift_count; struct isi_port * ports; signed char count; }; struct isi_port { unsigned short magic; unsigned int flags; int count; int blocked_open; int close_delay; unsigned short channel; unsigned short status; unsigned short closing_wait; long session; long pgrp; struct isi_board * card; struct tty_struct * tty; struct wait_queue * close_wait; struct wait_queue * open_wait; struct tq_struct hangup_tq; struct tq_struct bh_tqueue; unsigned char * xmit_buf; int xmit_head; int xmit_tail; int xmit_cnt; struct termios normal_termios; struct termios callout_termios; }; /* * ISI Card specific ops ... */ extern inline void raise_dtr(struct isi_port * port) { struct isi_board * card = port->card; unsigned short base = card->base; unsigned char channel = port->channel; short wait=300; while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0)); if (wait <= 0) { printk(KERN_WARNING "ISICOM: Card found busy in raise_dtr.\n"); return; } #ifdef ISICOM_DEBUG_DTR_RTS printk(KERN_DEBUG "ISICOM: raise_dtr.\n"); #endif outw(0x8000 | (channel << card->shift_count) | 0x02 , base); outw(0x0504, base); InterruptTheCard(base); port->status |= ISI_DTR; } extern inline void drop_dtr(struct isi_port * port) { struct isi_board * card = port->card; unsigned short base = card->base; unsigned char channel = port->channel; short wait=300; while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0)); if (wait <= 0) { printk(KERN_WARNING "ISICOM: Card found busy in drop_dtr.\n"); return; } #ifdef ISICOM_DEBUG_DTR_RTS printk(KERN_DEBUG "ISICOM: drop_dtr.\n"); #endif outw(0x8000 | (channel << card->shift_count) | 0x02 , base); outw(0x0404, base); InterruptTheCard(base); port->status &= ~ISI_DTR; } extern inline void raise_rts(struct isi_port * port) { struct isi_board * card = port->card; unsigned short base = card->base; unsigned char channel = port->channel; short wait=300; while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0)); if (wait <= 0) { printk(KERN_WARNING "ISICOM: Card found busy in raise_rts.\n"); return; } #ifdef ISICOM_DEBUG_DTR_RTS printk(KERN_DEBUG "ISICOM: raise_rts.\n"); #endif outw(0x8000 | (channel << card->shift_count) | 0x02 , base); outw(0x0a04, base); InterruptTheCard(base); port->status |= ISI_RTS; } extern inline void drop_rts(struct isi_port * port) { struct isi_board * card = port->card; unsigned short base = card->base; unsigned char channel = port->channel; short wait=300; while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0)); if (wait <= 0) { printk(KERN_WARNING "ISICOM: Card found busy in drop_rts.\n"); return; } #ifdef ISICOM_DEBUG_DTR_RTS printk(KERN_DEBUG "ISICOM: drop_rts.\n"); #endif outw(0x8000 | (channel << card->shift_count) | 0x02 , base); outw(0x0804, base); InterruptTheCard(base); port->status &= ~ISI_RTS; } extern inline void raise_dtr_rts(struct isi_port * port) { struct isi_board * card = port->card; unsigned short base = card->base; unsigned char channel = port->channel; short wait=300; while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0)); if (wait <= 0) { printk(KERN_WARNING "ISICOM: Card found busy in raise_dtr_rts.\n"); return; } #ifdef ISICOM_DEBUG_DTR_RTS printk(KERN_DEBUG "ISICOM: raise_dtr_rts.\n"); #endif outw(0x8000 | (channel << card->shift_count) | 0x02 , base); outw(0x0f04, base); InterruptTheCard(base); port->status |= (ISI_DTR | ISI_RTS); } extern inline void drop_dtr_rts(struct isi_port * port) { struct isi_board * card = port->card; unsigned short base = card->base; unsigned char channel = port->channel; short wait=300; while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0)); if (wait <= 0) { printk(KERN_WARNING "ISICOM: Card found busy in drop_dtr_rts.\n"); return; } #ifdef ISICOM_DEBUG_DTR_RTS printk(KERN_DEBUG "ISICOM: drop_dtr_rts.\n"); #endif outw(0x8000 | (channel << card->shift_count) | 0x02 , base); outw(0x0c04, base); InterruptTheCard(base); port->status &= ~(ISI_RTS | ISI_DTR); } extern inline void kill_queue(struct isi_port * port, short queue) { struct isi_board * card = port->card; unsigned short base = card->base; unsigned char channel = port->channel; short wait=300; while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0)); if (wait <= 0) { printk(KERN_WARNING "ISICOM: Card found busy in kill_queue.\n"); return; } #ifdef ISICOM_DEBUG printk(KERN_DEBUG "ISICOM: kill_queue 0x%x.\n", queue); #endif outw(0x8000 | (channel << card->shift_count) | 0x02 , base); outw((queue << 8) | 0x06, base); InterruptTheCard(base); } #endif /* __KERNEL__ */ #endif /* ISICOM_H */ |