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/* $OpenBSD: macebus.h,v 1.7 2005/12/19 21:37:48 miod Exp $ */
/*
* Copyright (c) 2003-2004 Opsycon AB (www.opsycon.com).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#ifndef _MACEBUS_H_
#define _MACEBUS_H_ 1
#include <machine/bus.h>
/*
* Physical address of MACEBUS.
*/
#define MACEBUS_BASE 0x1f000000
/*
* Offsets for various I/O sections on MACEBUS
*/
#define MACE_PCI_OFFS 0x00080000
#define MACE_VIN1_OFFS 0x00100000
#define MACE_VIN2_OFFS 0x00180000
#define MACE_VOUT_OFFS 0x00200000
#define MACE_IO_OFFS 0x00300000
#define MACE_ISAX_OFFS 0x00380000
#define MACE_ISAX_SIZE 0x00020000
/*
* PCI control registers (relative MACE_PCI_OFFS)
*/
#define MACE_PCI_ERROR_ADDRESS 0x0000
#define MACE_PCI_ERROR_FLAGS 0x0004
#define MACE_PCI_CONTROL 0x0008
#define MACE_PCI_REVISION 0x000c
#define MACE_PCI_FLUSH 0x000c
#define MACE_PCI_CFGADDR 0x0cf8
#define MACE_PCI_CFGDATA 0x0cfc
#define MACE_PCI_INTCTRL 0x000000ff /* Interrupt control mask */
/* PCI_ERROR_FLAGS Bits */
#define PERR_MASTER_ABORT 0x80000000
#define PERR_TARGET_ABORT 0x40000000
#define PERR_DATA_PARITY_ERR 0x20000000
#define PERR_RETRY_ERR 0x10000000
#define PERR_ILLEGAL_CMD 0x08000000
#define PERR_SYSTEM_ERR 0x04000000
#define PERR_INTERRUPT_TEST 0x02000000
#define PERR_PARITY_ERR 0x01000000
#define PERR_OVERRUN 0x00800000
#define PERR_RSVD 0x00400000
#define PERR_MEMORY_ADDR 0x00200000
#define PERR_CONFIG_ADDR 0x00100000
#define PERR_MASTER_ABORT_ADDR_VALID 0x00080000
#define PERR_TARGET_ABORT_ADDR_VALID 0x00040000
#define PERR_DATA_PARITY_ADDR_VALID 0x00020000
#define PERR_RETRY_ADDR_VALID 0x00010000
/*
* MACE ISA definitions.
*/
#define MACE_ISA_OFFS (MACE_IO_OFFS+0x00010000)
#define MACE_ISA_RING_BASE 0x0000
#define MACE_ISA_RING_ALIGN 0x00010000
#define MACE_ISA_MISC_REG 0x0008 /* Various status and controls */
#define MACE_ISA_INT_STAT 0x0010
#define MACE_ISA_INT_MASK 0x0018
/* MACE_ISA_MISC_REG definitions */
#define MACE_ISA_MISC_RLED_OFF 0x0010 /* Turns off RED LED */
#define MACE_ISA_MISC_GLED_OFF 0x0020 /* Turns off GREEN LED */
/* MACE_ISA_INT_* definitions */
#define MACE_ISA_INT_AUDIO 0x000000ff /* Audio ints */
#define MACE_ISA_INT_AUDIO_SC 0x02
#define MACE_ISA_INT_AUDIO_DMA1 0x04
#define MACE_ISA_INT_AUDIO_DMA2 0x10
#define MACE_ISA_INT_AUDIO_DMA3 0x40
#define MACE_ISA_INT_RTC 0x00000100 /* RTC */
#define MACE_ISA_INT_KBD 0x00000200 /* Keyboard */
#define MACE_ISA_INT_KBD_POLL 0x00000400 /* Keyboard polled */
#define MACE_ISA_INT_MOUSE 0x00000800 /* Mouse */
#define MACE_ISA_INT_MOUSE_POLL 0x00001000 /* Mouse polled */
#define MACE_ISA_INT_TIMER 0x0000e000 /* Timer/counter compare */
#define MACE_ISA_INT_PARALLEL 0x000f0000 /* Parallel port */
#define MACE_ISA_INT_SERIAL_1 0x03f00000 /* Serial port 1 */
#define MACE_ISA_INT_SERIAL_2 0xfc000000 /* Serial port 2 */
/* ISA Peripherals */
#define MACE_ISA_EPP_OFFS (MACE_ISAX_OFFS+0x00000000)
#define MACE_ISA_ECP_OFFS (MACE_ISAX_OFFS+0x00008000)
#define MACE_ISA_SER1_OFFS (MACE_ISAX_OFFS+0x00010000)
#define MACE_ISA_SER2_OFFS (MACE_ISAX_OFFS+0x00018000)
#define MACE_ISA_RTC_OFFS (MACE_ISAX_OFFS+0x00020000)
#define MACE_ISA_GAME_OFFS (MACE_ISAX_OFFS+0x00030000)
extern bus_space_t macebus_tag;
u_int8_t mace_read_1(bus_space_tag_t, bus_space_handle_t, bus_size_t);
u_int16_t mace_read_2(bus_space_tag_t, bus_space_handle_t, bus_size_t);
u_int32_t mace_read_4(bus_space_tag_t, bus_space_handle_t, bus_size_t);
u_int64_t mace_read_8(bus_space_tag_t, bus_space_handle_t, bus_size_t);
void mace_write_1(bus_space_tag_t, bus_space_handle_t, bus_size_t, u_int8_t);
void mace_write_2(bus_space_tag_t, bus_space_handle_t, bus_size_t, u_int16_t);
void mace_write_4(bus_space_tag_t, bus_space_handle_t, bus_size_t, u_int32_t);
void mace_write_8(bus_space_tag_t, bus_space_handle_t, bus_size_t, u_int64_t);
int mace_space_map(bus_space_tag_t, bus_addr_t, bus_size_t, int, bus_space_handle_t *);
void mace_space_unmap(bus_space_tag_t, bus_space_handle_t, bus_size_t);
int mace_space_region(bus_space_tag_t, bus_space_handle_t, bus_size_t, bus_size_t, bus_space_handle_t *);
#endif /* _MACEBUS_H_ */
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