filename | src/syscall.h |
changeset | 209:ff67a7b9aa17 |
prev | 182:e3b513538548 |
next | 561:533f6b478071 |
author | nkeynes |
date | Thu Dec 20 09:56:07 2007 +0000 (16 years ago) |
permissions | -rw-r--r-- |
last change | Fix immediate call to MMU_ldtlb (braino...) |
file | annotate | diff | log | raw |
nkeynes@102 | 1 | /** |
nkeynes@209 | 2 | * $Id: syscall.h,v 1.3 2006-08-07 13:18:16 nkeynes Exp $ |
nkeynes@102 | 3 | * |
nkeynes@102 | 4 | * Generic syscall support - ability to add hooks into SH4 code to call out |
nkeynes@102 | 5 | * to the emu. |
nkeynes@102 | 6 | * |
nkeynes@102 | 7 | * Copyright (c) 2005 Nathan Keynes. |
nkeynes@102 | 8 | * |
nkeynes@102 | 9 | * This program is free software; you can redistribute it and/or modify |
nkeynes@102 | 10 | * it under the terms of the GNU General Public License as published by |
nkeynes@102 | 11 | * the Free Software Foundation; either version 2 of the License, or |
nkeynes@102 | 12 | * (at your option) any later version. |
nkeynes@102 | 13 | * |
nkeynes@102 | 14 | * This program is distributed in the hope that it will be useful, |
nkeynes@102 | 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
nkeynes@102 | 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
nkeynes@102 | 17 | * GNU General Public License for more details. |
nkeynes@102 | 18 | */ |
nkeynes@102 | 19 | #ifndef dream_syscall_H |
nkeynes@102 | 20 | #define dream_syscall_H 1 |
nkeynes@102 | 21 | |
nkeynes@102 | 22 | #include <stdint.h> |
nkeynes@102 | 23 | #include <glib/gtypes.h> |
nkeynes@102 | 24 | |
nkeynes@102 | 25 | #ifdef __cplusplus |
nkeynes@102 | 26 | extern "C" { |
nkeynes@102 | 27 | #endif |
nkeynes@102 | 28 | |
nkeynes@102 | 29 | |
nkeynes@102 | 30 | typedef void (*syscall_hook_func_t)( uint32_t hook_id ); |
nkeynes@102 | 31 | |
nkeynes@102 | 32 | |
nkeynes@102 | 33 | /** |
nkeynes@102 | 34 | * Define a new hook without an indirect vector |
nkeynes@102 | 35 | */ |
nkeynes@102 | 36 | void syscall_add_hook( uint32_t hook_id, syscall_hook_func_t hook ); |
nkeynes@102 | 37 | |
nkeynes@102 | 38 | /** |
nkeynes@102 | 39 | * Define a new hook which indirects through the specified vector address |
nkeynes@102 | 40 | * (which must be somewhere in main SH4 ram). |
nkeynes@102 | 41 | */ |
nkeynes@102 | 42 | void syscall_add_hook_vector( uint32_t hook_id, uint32_t vector_addr, |
nkeynes@102 | 43 | syscall_hook_func_t hook ); |
nkeynes@102 | 44 | |
nkeynes@102 | 45 | /** |
nkeynes@102 | 46 | * Invoke a syscall from the SH4 |
nkeynes@102 | 47 | */ |
nkeynes@102 | 48 | void syscall_invoke( uint32_t hook_id ); |
nkeynes@102 | 49 | |
nkeynes@102 | 50 | /** |
nkeynes@102 | 51 | * Repatch all syscall vectors (eg in case of system reset) |
nkeynes@102 | 52 | */ |
nkeynes@102 | 53 | void syscall_repatch_vectors( ); |
nkeynes@102 | 54 | |
nkeynes@102 | 55 | /************************ Standard syscall hacks ************************/ |
nkeynes@102 | 56 | |
nkeynes@102 | 57 | /** |
nkeynes@102 | 58 | * Install the BIOS emu hack into ram (sets the vectors at 8C0000B0 through |
nkeynes@102 | 59 | * 8C0000C0) |
nkeynes@102 | 60 | */ |
nkeynes@102 | 61 | void bios_install( void ); |
nkeynes@102 | 62 | |
nkeynes@102 | 63 | /** |
nkeynes@102 | 64 | * Install the DCLoad syscall hack |
nkeynes@102 | 65 | */ |
nkeynes@102 | 66 | void dcload_install( void ); |
nkeynes@102 | 67 | |
nkeynes@182 | 68 | /** |
nkeynes@182 | 69 | * Set the flag that indicates whether the dcload exit() syscall will be |
nkeynes@182 | 70 | * honoured by exiting the VM. |
nkeynes@182 | 71 | */ |
nkeynes@209 | 72 | void dcload_set_allow_unsafe( gboolean allow ); |
nkeynes@182 | 73 | |
nkeynes@102 | 74 | #ifdef __cplusplus |
nkeynes@102 | 75 | } |
nkeynes@102 | 76 | #endif |
nkeynes@102 | 77 | #endif |
.