1 /* dbg_cp.h -- ARMulator debug interface: ARM6 Instruction Emulator.
2 Copyright (C) 1994 Advanced RISC Machines Ltd.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
22 #define Dbg_Access_Readable 1
23 #define Dbg_Access_Writable 2
24 #define Dbg_Access_CPDT 4 /* else CPRT */
28 unsigned short rmin, rmax;
29 /* a single description can be used for a range of registers with
30 the same properties *accessed via CPDT instructions*
32 unsigned char nbytes; /* size of register */
33 unsigned char access; /* see above (Access_xxx) */
38 /* CPDT instructions do not allow the coprocessor much freedom:
39 only bit 22 ('N') and 12-15 ('CRd') are free for the
40 coprocessor to use as it sees fit. */
47 /* CPRT instructions have much more latitude. The bits fixed
48 by the ARM are 24..31 (condition mask & opcode)
50 8..15 (cpnum, arm register)
52 leaving 14 bits free to the coprocessor (fortunately
53 falling within two bytes). */
54 unsigned char read_b0, read_b1, write_b0, write_b1;
65 Dbg_CoProRegDesc regdesc[1 /* really nentries */ ];
68 #define Dbg_CoProDesc_Size(n) (sizeof(struct Dbg_CoProDesc) + (n-1)*sizeof(Dbg_CoProRegDesc))