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/* $OpenBSD: imcvar.h,v 1.3 2012/09/29 21:46:02 miod Exp $ */
/* $NetBSD: imcvar.h,v 1.1 2006/08/30 23:44:52 rumble Exp $ */
/*
* Copyright (c) 2006 Stephen M. Rumble
* All rights reserved.
*
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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.
*/
struct imc_attach_args {
const char *iaa_name;
bus_space_tag_t iaa_st;
bus_dma_tag_t iaa_dmat;
};
void imc_bus_reset(void);
int imc_gio64_arb_config(int, uint32_t);
void imc_disable_sysad_parity(void);
void imc_enable_sysad_parity(void);
int imc_is_sysad_parity_enabled(void);
#define imc_read(o) \
*(volatile uint32_t *)PHYS_TO_XKPHYS(IMC_BASE + (o), CCA_NC)
#define imc_write(o,v) \
*(volatile uint32_t *)PHYS_TO_XKPHYS(IMC_BASE + (o), CCA_NC) = (v)
uint8_t imc_read_1(bus_space_tag_t, bus_space_handle_t, bus_size_t);
uint16_t imc_read_2(bus_space_tag_t, bus_space_handle_t, bus_size_t);
void imc_read_raw_2(bus_space_tag_t, bus_space_handle_t, bus_addr_t,
uint8_t *, bus_size_t);
void imc_write_1(bus_space_tag_t, bus_space_handle_t, bus_size_t, uint8_t);
void imc_write_2(bus_space_tag_t, bus_space_handle_t, bus_size_t, uint16_t);
void imc_write_raw_2(bus_space_tag_t, bus_space_handle_t, bus_addr_t,
const uint8_t *, bus_size_t);
uint32_t imc_read_4(bus_space_tag_t, bus_space_handle_t, bus_size_t);
uint64_t imc_read_8(bus_space_tag_t, bus_space_handle_t, bus_size_t);
void imc_write_4(bus_space_tag_t, bus_space_handle_t, bus_size_t, uint32_t);
void imc_write_8(bus_space_tag_t, bus_space_handle_t, bus_size_t, uint64_t);
void imc_read_raw_4(bus_space_tag_t, bus_space_handle_t, bus_addr_t,
uint8_t *, bus_size_t);
void imc_write_raw_4(bus_space_tag_t, bus_space_handle_t, bus_addr_t,
const uint8_t *, bus_size_t);
void imc_read_raw_8(bus_space_tag_t, bus_space_handle_t, bus_addr_t,
uint8_t *, bus_size_t);
void imc_write_raw_8(bus_space_tag_t, bus_space_handle_t, bus_addr_t,
const uint8_t *, bus_size_t);
int imc_space_map(bus_space_tag_t, bus_addr_t, bus_size_t, int,
bus_space_handle_t *);
void imc_space_unmap(bus_space_tag_t, bus_space_handle_t, bus_size_t);
int imc_space_region(bus_space_tag_t, bus_space_handle_t, bus_size_t,
bus_size_t, bus_space_handle_t *);
void *imc_space_vaddr(bus_space_tag_t, bus_space_handle_t);
extern struct machine_bus_dma_tag imc_bus_dma_tag;
extern bus_space_t imcbus_tag;
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