ixp425var.h revision 215319 
1/*	$NetBSD: ixp425var.h,v 1.10 2006/04/10 03:36:03 simonb Exp $ */
2
3/*
4 * Copyright (c) 2003
5 *	Ichiro FUKUHARA <ichiro@ichiro.org>.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 *    must display the following acknowledgement:
18 *	This product includes software developed by Ichiro FUKUHARA.
19 * 4. The name of the company nor the name of the author may be used to
20 *    endorse or promote products derived from this software without specific
21 *    prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 * IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
27 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * $FreeBSD: head/sys/arm/xscale/ixp425/ixp425var.h 215319 2010-11-14 20:41:22Z thompsa $
36 *
37 */
38
39#ifndef _IXP425VAR_H_
40#define _IXP425VAR_H_
41
42#include <sys/conf.h>
43#include <sys/queue.h>
44
45#include <machine/bus.h>
46
47#include <dev/pci/pcivar.h>
48#include <sys/rman.h>
49
50/* NB: cputype is setup by set_cpufuncs */
51#define	cpu_is_ixp42x()	(cputype == CPU_ID_IXP425)
52#define	cpu_is_ixp43x()	(cputype == CPU_ID_IXP435)
53#define	cpu_is_ixp46x()	(cputype == CPU_ID_IXP465)
54
55struct ixp425_softc {
56	device_t sc_dev;
57	bus_space_tag_t sc_iot;
58	bus_space_handle_t sc_gpio_ioh;
59	bus_space_handle_t sc_exp_ioh;
60
61	u_int32_t sc_intrmask;
62
63	struct rman sc_irq_rman;
64	struct rman sc_mem_rman;
65	bus_dma_tag_t sc_dmat;
66};
67
68void	ixp425_set_gpio(struct ixp425_softc *sc, int pin, int type);
69
70struct ixppcib_softc {
71	device_t                sc_dev;
72
73	u_int                   sc_bus;
74
75	struct resource         *sc_csr;
76	struct resource         *sc_mem;
77
78	struct rman             sc_io_rman;
79	struct rman             sc_mem_rman;
80	struct rman             sc_irq_rman;
81
82	struct bus_space        sc_pci_memt;
83	struct bus_space        sc_pci_iot;
84	bus_dma_tag_t 		sc_dmat;
85};
86
87#define EXP_BUS_WRITE_4(sc, reg, data) \
88	bus_space_write_4(sc->sc_iot, sc->sc_exp_ioh, reg, data)
89#define EXP_BUS_READ_4(sc, reg) \
90	bus_space_read_4(sc->sc_iot, sc->sc_exp_ioh, reg)
91
92#define	GPIO_CONF_WRITE_4(sc, reg, data)	\
93	bus_space_write_4(sc->sc_iot, sc->sc_gpio_ioh, reg, data)
94#define	GPIO_CONF_READ_4(sc, reg) \
95	bus_space_read_4(sc->sc_iot, sc->sc_gpio_ioh, reg)
96#define	IXP4XX_GPIO_LOCK()	mtx_lock(&ixp425_gpio_mtx)
97#define	IXP4XX_GPIO_UNLOCK()	mtx_unlock(&ixp425_gpio_mtx)
98extern struct mtx ixp425_gpio_mtx;
99
100extern struct bus_space ixp425_bs_tag;
101extern struct bus_space ixp425_a4x_bs_tag;
102
103extern struct bus_space cambria_exp_bs_tag;
104void	cambria_exp_bus_init(struct ixp425_softc *);
105
106void	ixp425_io_bs_init(bus_space_tag_t, void *);
107void	ixp425_mem_bs_init(bus_space_tag_t, void *);
108
109uint32_t ixp425_sdram_size(void);
110uint32_t ixp435_ddram_size(void);
111uint32_t ixp4xx_read_feature_bits(void);
112void	ixp4xx_write_feature_bits(uint32_t);
113
114int	ixp425_md_route_interrupt(device_t, device_t, int);
115void	ixp425_md_attach(device_t);
116
117int	getvbase(uint32_t, uint32_t, uint32_t *);
118
119struct ixp425_ivar {
120	uint32_t	addr;
121	int		irq;
122};
123#define	IXP425_IVAR(d)	((struct ixp425_ivar *) device_get_ivars(d))
124
125enum {
126	IXP425_IVAR_ADDR,		/* base physical address */
127	IXP425_IVAR_IRQ			/* irq/gpio pin assignment */
128};
129#endif /* _IXP425VAR_H_ */
130