100 lines
3.9 KiB
C
100 lines
3.9 KiB
C
/* $Id: arbusvar.h,v 1.4 2011/07/10 06:26:02 matt Exp $ */
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/*
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* Copyright (c) 2006 Urbana-Champaign Independent Media Center.
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* Copyright (c) 2006 Garrett D'Amore.
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* All rights reserved.
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*
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* This code was written by Garrett D'Amore for the Champaign-Urbana
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* Community Wireless Network Project.
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgements:
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* This product includes software developed by the Urbana-Champaign
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* Independent Media Center.
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* This product includes software developed by Garrett D'Amore.
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* 4. Urbana-Champaign Independent Media Center's name and Garrett
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* D'Amore's name may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE URBANA-CHAMPAIGN INDEPENDENT
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* MEDIA CENTER AND GARRETT D'AMORE ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE URBANA-CHAMPAIGN INDEPENDENT
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* MEDIA CENTER OR GARRETT D'AMORE BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _MIPS_ATHEROS_ARBUSVAR_H_
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#define _MIPS_ATHEROS_ARBUSVAR_H_
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#include <sys/bus.h>
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struct arbus_attach_args {
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const char *aa_name;
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bus_space_tag_t aa_bst;
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bus_space_tag_t aa_bst_le;
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bus_dma_tag_t aa_dmat;
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bus_addr_t aa_addr;
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bus_size_t aa_size;
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int aa_cirq; /* cpu irq */
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int aa_mirq; /* misc irq */
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};
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void arbus_init(void);
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void arbusle_bus_mem_init(bus_space_tag_t, void *);
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bus_space_tag_t arbus_get_bus_space_tag(void);
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bus_dma_tag_t arbus_get_bus_dma_tag(void);
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void *arbus_intr_establish(int, int, int (*)(void *), void *);
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void arbus_intr_disestablish(void *);
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void com_arbus_cnattach(bus_addr_t, uint32_t);
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/*
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* These definitions are "funny". To distinquish between
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* miscellaneous IRQs and global processor interrupts, we encode the
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* IRQ as (cpuirq) | ((miscirq) << 4).
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*
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* Note that these IRQs seem to be general on all AR531X based parts.
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*/
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#define ARBUS_IRQ_CPU_M 0xf
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#define ARBUS_IRQ_CPU_S 0
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#define ARBUS_IRQ_MISC_M 0xf0
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#define ARBUS_IRQ_MISC_S 4
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#define ARBUS_IRQ_CPU(x) (((x) & ARBUS_IRQ_CPU_M) >> ARBUS_IRQ_CPU_S)
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#define ARBUS_IRQ_MISC(x) (((x) & ARBUS_IRQ_MISC_M) >> ARBUS_IRQ_MISC_S)
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#define ARBUS_MAKE_IRQ(c,m) \
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(((c) << ARBUS_IRQ_CPU_S) | ((m) << ARBUS_IRQ_MISC_S))
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#define ARBUS_IRQ_WLAN0 ARBUS_MAKE_IRQ(0,0)
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#define ARBUS_IRQ_ENET0 ARBUS_MAKE_IRQ(1,0)
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#define ARBUS_IRQ_ENET1 ARBUS_MAKE_IRQ(2,0)
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#define ARBUS_IRQ_WLAN1 ARBUS_MAKE_IRQ(3,0)
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#define ARBUS_IRQ_TIMER ARBUS_MAKE_IRQ(4,0)
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#define ARBUS_IRQ_AHBPERR ARBUS_MAKE_IRQ(4,1)
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#define ARBUS_IRQ_AHBDMAE ARBUS_MAKE_IRQ(4,2)
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#define ARBUS_IRQ_GPIO ARBUS_MAKE_IRQ(4,3)
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#define ARBUS_IRQ_UART0 ARBUS_MAKE_IRQ(4,4)
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#define ARBUS_IRQ_UART0_DMA ARBUS_MAKE_IRQ(4,5)
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#define ARBUS_IRQ_WDOG ARBUS_MAKE_IRQ(4,6)
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#endif /* _MIPS_ATHEROS_ARBUSVAR_H_ */
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