[mupen64plus-pandora.git] / source / mupen64plus-rsp-hle / src / alist.c

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 *   Mupen64plus-rsp-hle - alist.c                                         *
 *   Mupen64Plus homepage: http://code.google.com/p/mupen64plus/           *
 *   Copyright (C) 2012 Bobby Smiles                                       *
 *   Copyright (C) 2009 Richard Goedeken                                   *
 *   Copyright (C) 2002 Hacktarux                                          *
 *                                                                         *
 *   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.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.          *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

#include "hle.h"
#include "alist_internal.h"

// FIXME: this decomposition into 3 ABI is not accurate,
// there are a least 9 or 10 different ABI, each with one or a few revisions
// for a total of almost 16 differents audio ucode.
//
// ABI2 in fact is a mix of at least 7 differents ABI which are mostly compatible
// but not totally, that's why there is a isZeldaABI/isMKABI workaround.
//
extern const acmd_callback_t ABI1[0x10];
extern const acmd_callback_t ABI2[0x20];
extern const acmd_callback_t ABI3[0x10];

/* local functions */
static void alist_process(const acmd_callback_t abi[], unsigned int abi_size)
{
    u32 inst1, inst2;
    unsigned int acmd;
    const OSTask_t * const task = get_task();

    const unsigned int *alist = (unsigned int*)(rsp.RDRAM + task->data_ptr);
    const unsigned int * const alist_end = alist + (task->data_size >> 2);

    while (alist != alist_end)
    {
        inst1 = *(alist++);
        inst2 = *(alist++);

        acmd = inst1 >> 24;

        if (acmd < abi_size)
        {
            (*abi[acmd])(inst1, inst2);
        }
        else
        {
            DebugMessage(M64MSG_WARNING, "Invalid ABI command %u", acmd);
        }
    }
}

/* global functions */
void alist_process_ABI1()
{
    alist_process(ABI1, 0x10);
}

void alist_process_ABI2()
{
    alist_process(ABI2, 0x20);
}

void alist_process_ABI3()
{
    alist_process(ABI3, 0x10);
}
Commit	Line	Data
d9e74a6f	1	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
	2	* Mupen64plus-rsp-hle - alist.c *
	3	* Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ *
	4	* Copyright (C) 2012 Bobby Smiles *
	5	* Copyright (C) 2009 Richard Goedeken *
	6	* Copyright (C) 2002 Hacktarux *
	7	* *
	8	* This program is free software; you can redistribute it and/or modify *
	9	* it under the terms of the GNU General Public License as published by *
	10	* the Free Software Foundation; either version 2 of the License, or *
	11	* (at your option) any later version. *
	12	* *
	13	* This program is distributed in the hope that it will be useful, *
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of *
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
	16	* GNU General Public License for more details. *
	17	* *
	18	* You should have received a copy of the GNU General Public License *
	19	* along with this program; if not, write to the *
	20	* Free Software Foundation, Inc., *
	21	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
	22	* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
	23
	24	#include "hle.h"
	25	#include "alist_internal.h"
	26
	27	// FIXME: this decomposition into 3 ABI is not accurate,
	28	// there are a least 9 or 10 different ABI, each with one or a few revisions
	29	// for a total of almost 16 differents audio ucode.
	30	//
	31	// ABI2 in fact is a mix of at least 7 differents ABI which are mostly compatible
	32	// but not totally, that's why there is a isZeldaABI/isMKABI workaround.
	33	//
	34	extern const acmd_callback_t ABI1[0x10];
	35	extern const acmd_callback_t ABI2[0x20];
	36	extern const acmd_callback_t ABI3[0x10];
	37
	38	/* local functions */
	39	static void alist_process(const acmd_callback_t abi[], unsigned int abi_size)
	40	{
	41	u32 inst1, inst2;
	42	unsigned int acmd;
	43	const OSTask_t * const task = get_task();
	44
	45	const unsigned int alist = (unsigned int)(rsp.RDRAM + task->data_ptr);
	46	const unsigned int * const alist_end = alist + (task->data_size >> 2);
	47
	48	while (alist != alist_end)
	49	{
	50	inst1 = *(alist++);
	51	inst2 = *(alist++);
	52
	53	acmd = inst1 >> 24;
	54
	55	if (acmd < abi_size)
	56	{
	57	(*abi[acmd])(inst1, inst2);
	58	}
	59	else
	60	{
	61	DebugMessage(M64MSG_WARNING, "Invalid ABI command %u", acmd);
	62	}
	63	}
	64	}
65
66	/* global functions */
67	void alist_process_ABI1()
68	{
69	alist_process(ABI1, 0x10);
70	}
71
72	void alist_process_ABI2()
73	{
74	alist_process(ABI2, 0x20);
75	}
76
77	void alist_process_ABI3()
78	{
79	alist_process(ABI3, 0x10);
80	}
81
82