diff options
Diffstat (limited to 'sim/ppc/corefile-n.h')
-rw-r--r-- | sim/ppc/corefile-n.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/sim/ppc/corefile-n.h b/sim/ppc/corefile-n.h new file mode 100644 index 0000000..5889576 --- /dev/null +++ b/sim/ppc/corefile-n.h @@ -0,0 +1,97 @@ +/* This file is part of the program psim. + + Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + */ + + +#ifndef N +#error "N must be #defined" +#endif + +/* NOTE: see end of file for #undef of these macros */ +#define unsigned_N XCONCAT2(unsigned_,N) +#define T2H_N XCONCAT2(T2H_,N) +#define H2T_N XCONCAT2(H2T_,N) + +#define core_map_read_N XCONCAT2(core_map_read_,N) +#define core_map_write_N XCONCAT2(core_map_write_,N) + +unsigned_N INLINE_CORE +core_map_read_N(core_map *map, + unsigned_word addr, + cpu *processor, + unsigned_word cia) +{ + core_mapping *mapping = core_map_find_mapping(map, + addr, + sizeof(unsigned_N), + processor, + cia, + 1); /*abort*/ + if (WITH_CALLBACK_MEMORY && mapping->device != NULL) { + unsigned_N data; + if (device_io_read_buffer(mapping->device, + &data, + mapping->space, + addr - mapping->base, + sizeof(unsigned_N), /* nr_bytes */ + processor, + cia) != sizeof(unsigned_N)) + error("core_read_,N() reader should not fail\n"); + return T2H_N(data); + } + else + return T2H_N(*(unsigned_N*)core_translate(mapping, addr)); +} + + + +void INLINE_CORE +core_map_write_N(core_map *map, + unsigned_word addr, + unsigned_N val, + cpu *processor, + unsigned_word cia) +{ + core_mapping *mapping = core_map_find_mapping(map, + addr, + sizeof(unsigned_N), + processor, + cia, + 1); /*abort*/ + if (WITH_CALLBACK_MEMORY && mapping->device != NULL) { + unsigned_N data = H2T_N(val); + if (device_io_write_buffer(mapping->device, + &data, + mapping->space, + addr - mapping->base, + sizeof(unsigned_N), /* nr_bytes */ + processor, + cia) != sizeof(unsigned_N)) + error("core_read_,N() writer should not fail\n"); + } + else + *(unsigned_N*)core_translate(mapping, addr) = H2T_N(val); +} + +/* NOTE: see start of file for #define of these macros */ +#undef unsigned_N +#undef T2H_N +#undef H2T_N +#undef core_map_read_N +#undef core_map_write_N |