sim/rx/mem.c

78 rx_mem_ptr (unsigned long address, enum mem_ptr_action action)
80   int pt1 = (address >> (L2_BITS + OFF_BITS)) & ((1 << L1_BITS) - 1);
81   int pt2 = (address >> OFF_BITS) & ((1 << L2_BITS) - 1);
82   int pto = address & ((1 << OFF_BITS) - 1);
84   if (address == 0)
96 	execution_error (SIM_ERR_READ_UNWRITTEN_PAGES, address);
104     execution_error (SIM_ERR_READ_UNWRITTEN_BYTES, address);
110 	execution_error (SIM_ERR_CORRUPT_STACK, address);
134 rx_mem_decode_cache (unsigned long address)
136   return (RX_Opcode_Decoded **) rx_mem_ptr (address, MPA_DECODE_CACHE);
140 is_reserved_address (unsigned int address)
142   return (address >= 0x00020000 && address < 0x00080000)
143     ||   (address >= 0x00100000 && address < 0x01000000)
144     ||   (address >= 0x08000000 && address < 0xff000000);
239 s (int address, char *dir)
242     printf ("MEM[%08x] %s", address, dir);
246 #define S(d) if (trace) s(address, d)
258 mtypec (int address)
260   unsigned char *cp = rx_mem_ptr (address, MPA_CONTENT_TYPE);
267 mem_put_byte (unsigned int address, unsigned char value)
273     tc = mtypec (address);
274   m = rx_mem_ptr (address, MPA_WRITING);
278   switch (address)
347       if (is_reserved_address (address))
353 mem_put_qi (int address, unsigned char value)
356   mem_put_byte (address, value & 0xff);
366 mem_put_hi (int address, unsigned short value)
369   switch (address)
382 	  mem_put_byte (address, value >> 8);
383 	  mem_put_byte (address + 1, value & 0xff);
387 	  mem_put_byte (address, value & 0xff);
388 	  mem_put_byte (address + 1, value >> 8);
396 mem_put_psi (int address, unsigned long value)
401       mem_put_byte (address, value >> 16);
402       mem_put_byte (address + 1, (value >> 8) & 0xff);
403       mem_put_byte (address + 2, value & 0xff);
407       mem_put_byte (address, value & 0xff);
408       mem_put_byte (address + 1, (value >> 8) & 0xff);
409       mem_put_byte (address + 2, value >> 16);
416 mem_put_si (int address, unsigned long value)
421       mem_put_byte (address + 0, (value >> 24) & 0xff);
422       mem_put_byte (address + 1, (value >> 16) & 0xff);
423       mem_put_byte (address + 2, (value >> 8) & 0xff);
424       mem_put_byte (address + 3, value & 0xff);
428       mem_put_byte (address + 0, value & 0xff);
429       mem_put_byte (address + 1, (value >> 8) & 0xff);
430       mem_put_byte (address + 2, (value >> 16) & 0xff);
431       mem_put_byte (address + 3, (value >> 24) & 0xff);
438 mem_put_blk (int address, void *bufptr, int nbytes)
444     mem_put_byte (address++, *(unsigned char *) bufptr++);
449 mem_get_pc (int address)
451   unsigned char *m = rx_mem_ptr (address, MPA_READING);
457 mem_get_byte (unsigned int address)
462   m = rx_mem_ptr (address, MPA_READING);
463   switch (address)
471 	printf (" %02x%c", *m, mtypec (address));
472       if (is_reserved_address (address))
481 mem_get_qi (int address)
485   rv = mem_get_byte (address);
492 mem_get_hi (int address)
496   switch (address)
510 	  rv = mem_get_byte (address) << 8;
511 	  rv |= mem_get_byte (address + 1);
515 	  rv = mem_get_byte (address);
516 	  rv |= mem_get_byte (address + 1) << 8;
525 mem_get_psi (int address)
531       rv = mem_get_byte (address + 2);
532       rv |= mem_get_byte (address + 1) << 8;
533       rv |= mem_get_byte (address) << 16;
537       rv = mem_get_byte (address);
538       rv |= mem_get_byte (address + 1) << 8;
539       rv |= mem_get_byte (address + 2) << 16;
547 mem_get_si (int address)
553       rv = mem_get_byte (address + 3);
554       rv |= mem_get_byte (address + 2) << 8;
555       rv |= mem_get_byte (address + 1) << 16;
556       rv |= mem_get_byte (address) << 24;
560       rv = mem_get_byte (address);
561       rv |= mem_get_byte (address + 1) << 8;
562       rv |= mem_get_byte (address + 2) << 16;
563       rv |= mem_get_byte (address + 3) << 24;
571 mem_get_blk (int address, void *bufptr, int nbytes)
577     *(char *) bufptr++ = mem_get_byte (address++);
594 mem_set_content_type (int address, enum mem_content_type type)
596   unsigned char *mt = rx_mem_ptr (address, MPA_CONTENT_TYPE);
621 mem_get_content_type (int address)
623   unsigned char *mt = rx_mem_ptr (address, MPA_CONTENT_TYPE);