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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 | /****************************************************************************/ /* * mcfne.h -- NE2000 in ColdFire eval boards. * * (C) Copyright 1999-2000, Greg Ungerer (gerg@snapgear.com) * (C) Copyright 2000, Lineo (www.lineo.com) * (C) Copyright 2001, SnapGear (www.snapgear.com) * * 19990409 David W. Miller Converted from m5206ne.h for 5307 eval board * * Hacked support for m5206e Cadre III evaluation board * Fred Stevens (fred.stevens@pemstar.com) 13 April 1999 */ /****************************************************************************/ #ifndef mcfne_h #define mcfne_h /****************************************************************************/ #include <linux/config.h> /* * Support for NE2000 clones devices in ColdFire based boards. * Not all boards address these parts the same way, some use a * direct addressing method, others use a side-band address space * to access odd address registers, some require byte swapping * others do not. */ #define BSWAP(w) (((w) << 8) | ((w) >> 8)) #define RSWAP(w) (w) /* * Define the basic hardware resources of NE2000 boards. */ #if defined(CONFIG_M5206) && defined(CONFIG_ARNEWSH) #define NE2000_ADDR 0x40000300 #define NE2000_ODDOFFSET 0x00010000 #define NE2000_IRQ_VECTOR 0xf0 #define NE2000_IRQ_PRIORITY 2 #define NE2000_IRQ_LEVEL 4 #define NE2000_BYTE volatile unsigned short #endif #if defined(CONFIG_M5206e) && defined(CONFIG_MOTOROLA) #define NE2000_ADDR 0x40000300 #define NE2000_ODDOFFSET 0x00010000 #define NE2000_IRQ_VECTOR 0x1c #define NE2000_IRQ_PRIORITY 2 #define NE2000_IRQ_LEVEL 4 #define NE2000_BYTE volatile unsigned short #endif #if defined(CONFIG_M5206e) && defined(CONFIG_NETtel) #define NE2000_ADDR 0x30000300 #define NE2000_IRQ_VECTOR 25 #define NE2000_IRQ_PRIORITY 1 #define NE2000_IRQ_LEVEL 3 #define NE2000_BYTE volatile unsigned char #endif #if defined(CONFIG_M5206e) && defined(CONFIG_CFV240) #define NE2000_ADDR 0x40010000 #define NE2000_ADDR1 0x40010001 #define NE2000_ODDOFFSET 0x00000000 #define NE2000_IRQ 1 #define NE2000_IRQ_VECTOR 0x19 #define NE2000_IRQ_PRIORITY 2 #define NE2000_IRQ_LEVEL 1 #define NE2000_BYTE volatile unsigned char #endif #if defined(CONFIG_M5307) && defined(CONFIG_MOTOROLA) #define NE2000_ADDR 0x40000300 #define NE2000_ODDOFFSET 0x00010000 #define NE2000_IRQ_VECTOR 0x1b #define NE2000_BYTE volatile unsigned short #endif #if defined(CONFIG_M5272) && defined(CONFIG_NETtel) #define NE2000_ADDR 0x30600300 #define NE2000_ODDOFFSET 0x00008000 #define NE2000_IRQ_VECTOR 67 #undef BSWAP #define BSWAP(w) (w) #define NE2000_BYTE volatile unsigned short #undef RSWAP #define RSWAP(w) (((w) << 8) | ((w) >> 8)) #endif #if defined(CONFIG_M5307) && defined(CONFIG_NETtel) #define NE2000_ADDR0 0x30600300 #define NE2000_ADDR1 0x30800300 #define NE2000_ODDOFFSET 0x00008000 #define NE2000_IRQ_VECTOR0 27 #define NE2000_IRQ_VECTOR1 29 #undef BSWAP #define BSWAP(w) (w) #define NE2000_BYTE volatile unsigned short #undef RSWAP #define RSWAP(w) (((w) << 8) | ((w) >> 8)) #endif #if defined(CONFIG_M5307) && defined(CONFIG_SECUREEDGEMP3) #define NE2000_ADDR 0x30600300 #define NE2000_ODDOFFSET 0x00008000 #define NE2000_IRQ_VECTOR 27 #undef BSWAP #define BSWAP(w) (w) #define NE2000_BYTE volatile unsigned short #undef RSWAP #define RSWAP(w) (((w) << 8) | ((w) >> 8)) #endif #if defined(CONFIG_M5307) && defined(CONFIG_ARNEWSH) #define NE2000_ADDR 0xfe600300 #define NE2000_ODDOFFSET 0x00010000 #define NE2000_IRQ_VECTOR 0x1b #define NE2000_IRQ_PRIORITY 2 #define NE2000_IRQ_LEVEL 3 #define NE2000_BYTE volatile unsigned short #endif #if defined(CONFIG_M5407) #define NE2000_ADDR 0x40000300 #define NE2000_ODDOFFSET 0x00010000 #define NE2000_IRQ_VECTOR 0x1b #define NE2000_BYTE volatile unsigned short #endif /****************************************************************************/ /* * Side-band address space for odd address requires re-mapping * many of the standard ISA access functions. */ #ifdef NE2000_ODDOFFSET #undef outb #undef outb_p #undef inb #undef inb_p #undef outsb #undef outsw #undef insb #undef insw #define outb ne2000_outb #define inb ne2000_inb #define outb_p ne2000_outb #define inb_p ne2000_inb #define outsb ne2000_outsb #define outsw ne2000_outsw #define insb ne2000_insb #define insw ne2000_insw #ifndef COLDFIRE_NE2000_FUNCS void ne2000_outb(unsigned int val, unsigned int addr); int ne2000_inb(unsigned int addr); void ne2000_insb(unsigned int addr, void *vbuf, int unsigned long len); void ne2000_insw(unsigned int addr, void *vbuf, unsigned long len); void ne2000_outsb(unsigned int addr, void *vbuf, unsigned long len); void ne2000_outsw(unsigned int addr, void *vbuf, unsigned long len); #else /* * This macro converts a conventional register address into the * real memory pointer of the mapped NE2000 device. * On most NE2000 implementations on ColdFire boards the chip is * mapped in kinda funny, due to its ISA heritage. */ #ifdef CONFIG_CFV240 #define NE2000_PTR(addr) (NE2000_ADDR + ((addr & 0x3f) << 1) + 1) #define NE2000_DATA_PTR(addr) (NE2000_ADDR + ((addr & 0x3f) << 1)) #else #define NE2000_PTR(addr) ((addr&0x1)?(NE2000_ODDOFFSET+addr-1):(addr)) #define NE2000_DATA_PTR(addr) (addr) #endif void ne2000_outb(unsigned int val, unsigned int addr) { NE2000_BYTE *rp; rp = (NE2000_BYTE *) NE2000_PTR(addr); *rp = RSWAP(val); } int ne2000_inb(unsigned int addr) { NE2000_BYTE *rp, val; rp = (NE2000_BYTE *) NE2000_PTR(addr); val = *rp; return((int) ((NE2000_BYTE) RSWAP(val))); } void ne2000_insb(unsigned int addr, void *vbuf, int unsigned long len) { NE2000_BYTE *rp, val; unsigned char *buf; buf = (unsigned char *) vbuf; rp = (NE2000_BYTE *) NE2000_DATA_PTR(addr); for (; (len > 0); len--) { val = *rp; *buf++ = RSWAP(val); } } void ne2000_insw(unsigned int addr, void *vbuf, unsigned long len) { volatile unsigned short *rp; unsigned short w, *buf; buf = (unsigned short *) vbuf; rp = (volatile unsigned short *) NE2000_DATA_PTR(addr); for (; (len > 0); len--) { w = *rp; *buf++ = BSWAP(w); } } void ne2000_outsb(unsigned int addr, const void *vbuf, unsigned long len) { NE2000_BYTE *rp, val; unsigned char *buf; buf = (unsigned char *) vbuf; rp = (NE2000_BYTE *) NE2000_DATA_PTR(addr); for (; (len > 0); len--) { val = *buf++; *rp = RSWAP(val); } } void ne2000_outsw(unsigned int addr, const void *vbuf, unsigned long len) { volatile unsigned short *rp; unsigned short w, *buf; buf = (unsigned short *) vbuf; rp = (volatile unsigned short *) NE2000_DATA_PTR(addr); for (; (len > 0); len--) { w = *buf++; *rp = BSWAP(w); } } #endif /* COLDFIRE_NE2000_FUNCS */ #endif /* NE2000_OFFOFFSET */ /****************************************************************************/ #ifdef COLDFIRE_NE2000_FUNCS /* * Lastly the interrupt set up code... * Minor differences between the different board types. */ #if defined(CONFIG_M5206) && defined(CONFIG_ARNEWSH) void ne2000_irqsetup(int irq) { volatile unsigned char *icrp; icrp = (volatile unsigned char *) (MCF_MBAR + MCFSIM_ICR4); *icrp = MCFSIM_ICR_LEVEL4 | MCFSIM_ICR_PRI2; mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_EINT4); } #endif #if defined(CONFIG_M5206e) && defined(CONFIG_MOTOROLA) void ne2000_irqsetup(int irq) { volatile unsigned char *icrp; icrp = (volatile unsigned char *) (MCF_MBAR + MCFSIM_ICR4); *icrp = MCFSIM_ICR_LEVEL4 | MCFSIM_ICR_PRI2 | MCFSIM_ICR_AUTOVEC; mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_EINT4); } #endif #if defined(CONFIG_M5206e) && defined(CONFIG_CFV240) void ne2000_irqsetup(int irq) { volatile unsigned char *icrp; icrp = (volatile unsigned char *) (MCF_MBAR + MCFSIM_ICR1); *icrp = MCFSIM_ICR_LEVEL1 | MCFSIM_ICR_PRI2 | MCFSIM_ICR_AUTOVEC; mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_EINT1); } #endif #if defined(CONFIG_M5206e) && defined(CONFIG_NETtel) void ne2000_irqsetup(int irq) { mcf_autovector(irq); } #endif #if defined(CONFIG_M5272) && defined(CONFIG_NETtel) void ne2000_irqsetup(int irq) { volatile unsigned long *icrp; volatile unsigned long *pitr; /* The NE2000 device uses external IRQ3 */ icrp = (volatile unsigned long *) (MCF_MBAR + MCFSIM_ICR1); *icrp = (*icrp & 0x77077777) | 0x00d00000; pitr = (volatile unsigned long *) (MCF_MBAR + MCFSIM_PITR); *pitr = *pitr | 0x20000000; } void ne2000_irqack(int irq) { volatile unsigned long *icrp; /* The NE2000 device uses external IRQ3 */ icrp = (volatile unsigned long *) (MCF_MBAR + MCFSIM_ICR1); *icrp = (*icrp & 0x77777777) | 0x00800000; } #endif #if defined(CONFIG_M5307) || defined(CONFIG_M5407) #if defined(CONFIG_NETtel) || defined(CONFIG_SECUREEDGEMP3) void ne2000_irqsetup(int irq) { mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_EINT3); mcf_autovector(irq); } #else void ne2000_irqsetup(int irq) { mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_EINT3); } #endif /* ! CONFIG_NETtel || CONFIG_SECUREEDGEMP3 */ #endif /* CONFIG_M5307 || CONFIG_M5407 */ #endif /* COLDFIRE_NE2000_FUNCS */ /****************************************************************************/ #endif /* mcfne_h */ |