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c906108c SS |
1 | /* collection of junk waiting time to sort out |
2 | Copyright (C) 1998, 1999 Free Software Foundation, Inc. | |
3 | Contributed by Cygnus Solutions. | |
4 | ||
5 | This file is part of the GNU Simulators. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License along | |
18 | with this program; if not, write to the Free Software Foundation, Inc., | |
19 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
20 | ||
21 | #ifndef FR30_SIM_H | |
22 | #define FR30_SIM_H | |
23 | ||
24 | /* gdb register numbers */ | |
25 | #define PC_REGNUM 16 | |
26 | #define PS_REGNUM 17 | |
27 | #define TBR_REGNUM 18 | |
28 | #define RP_REGNUM 19 | |
29 | #define SSP_REGNUM 20 | |
30 | #define USP_REGNUM 21 | |
31 | #define MDH_REGNUM 22 | |
32 | #define MDL_REGNUM 23 | |
33 | ||
34 | extern BI fr30bf_h_sbit_get_handler (SIM_CPU *); | |
35 | extern void fr30bf_h_sbit_set_handler (SIM_CPU *, BI); | |
c906108c SS |
36 | |
37 | extern UQI fr30bf_h_ccr_get_handler (SIM_CPU *); | |
38 | extern void fr30bf_h_ccr_set_handler (SIM_CPU *, UQI); | |
c906108c SS |
39 | |
40 | extern UQI fr30bf_h_scr_get_handler (SIM_CPU *); | |
41 | extern void fr30bf_h_scr_set_handler (SIM_CPU *, UQI); | |
c906108c SS |
42 | |
43 | extern UQI fr30bf_h_ilm_get_handler (SIM_CPU *); | |
44 | extern void fr30bf_h_ilm_set_handler (SIM_CPU *, UQI); | |
c906108c SS |
45 | |
46 | extern USI fr30bf_h_ps_get_handler (SIM_CPU *); | |
47 | extern void fr30bf_h_ps_set_handler (SIM_CPU *, USI); | |
c906108c SS |
48 | |
49 | extern SI fr30bf_h_dr_get_handler (SIM_CPU *, UINT); | |
50 | extern void fr30bf_h_dr_set_handler (SIM_CPU *, UINT, SI); | |
c906108c SS |
51 | \f |
52 | #define GETTWI GETTSI | |
53 | #define SETTWI SETTSI | |
54 | \f | |
55 | /* Hardware/device support. | |
56 | ??? Will eventually want to move device stuff to config files. */ | |
57 | ||
58 | /* Special purpose traps. */ | |
59 | #define TRAP_SYSCALL 10 | |
60 | #define TRAP_BREAKPOINT 9 | |
61 | ||
62 | /* Support for the MCCR register (Cache Control Register) is needed in order | |
63 | for overlays to work correctly with the scache: cached instructions need | |
64 | to be flushed when the instruction space is changed at runtime. */ | |
65 | ||
66 | /* Cache Control Register */ | |
67 | #define MCCR_ADDR 0xffffffff | |
68 | #define MCCR_CP 0x80 | |
69 | /* not supported */ | |
70 | #define MCCR_CM0 2 | |
71 | #define MCCR_CM1 1 | |
72 | ||
73 | /* Serial device addresses. */ | |
74 | /* These are the values for the MSA2000 board. | |
75 | ??? Will eventually need to move this to a config file. */ | |
76 | #define UART_INCHAR_ADDR 0xff004009 | |
77 | #define UART_OUTCHAR_ADDR 0xff004007 | |
78 | #define UART_STATUS_ADDR 0xff004002 | |
79 | ||
80 | #define UART_INPUT_READY 0x4 | |
81 | #define UART_OUTPUT_READY 0x1 | |
82 | ||
83 | /* Start address and length of all device support. */ | |
84 | #define FR30_DEVICE_ADDR 0xff000000 | |
85 | #define FR30_DEVICE_LEN 0x00ffffff | |
86 | ||
87 | /* sim_core_attach device argument. */ | |
88 | extern device fr30_devices; | |
89 | ||
90 | /* FIXME: Temporary, until device support ready. */ | |
91 | struct _device { int foo; }; | |
92 | ||
93 | /* Handle the trap insn. */ | |
94 | USI fr30_int (SIM_CPU *, PCADDR, int); | |
95 | ||
96 | #endif /* FR30_SIM_H */ |