2 * Copyright (c) 1997, 2001 Hellmuth Michaelis. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 *---------------------------------------------------------------------------
27 * isic - I4B Siemens ISDN Chipset Driver for ELSA Quickstep 1000pro ISA
28 * =====================================================================
30 * $FreeBSD: src/sys/i4b/layer1/isic/i4b_elsa_qs1i.c,v 1.5.2.1 2001/08/10 14:08:38 obrien Exp $
32 * last edit-date: [Wed Jan 24 09:09:03 2001]
34 *---------------------------------------------------------------------------*/
39 #if (NISIC > 0) && defined(ELSA_QS1ISA)
41 #include <sys/param.h>
42 #include <sys/systm.h>
43 #include <sys/socket.h>
46 #include <machine/i4b_ioctl.h>
48 #include <i4b/layer1/isic/i4b_isic.h>
49 #include <i4b/layer1/isic/i4b_hscx.h>
51 static void i4b_eq1i_clrirq(struct l1_softc *sc);
53 /* masks for register encoded in base addr */
55 #define ELSA_BASE_MASK 0x0ffff
56 #define ELSA_OFF_MASK 0xf0000
58 /* register id's to be encoded in base addr */
60 #define ELSA_IDISAC 0x00000
61 #define ELSA_IDHSCXA 0x10000
62 #define ELSA_IDHSCXB 0x20000
64 /* offsets from base address */
66 #define ELSA_OFF_ISAC 0x00
67 #define ELSA_OFF_HSCX 0x02
68 #define ELSA_OFF_OFF 0x03
69 #define ELSA_OFF_CTRL 0x04
70 #define ELSA_OFF_CFG 0x05
71 #define ELSA_OFF_TIMR 0x06
72 #define ELSA_OFF_IRQ 0x07
74 /* control register (write access) */
76 #define ELSA_CTRL_LED_YELLOW 0x02
77 #define ELSA_CTRL_LED_GREEN 0x08
78 #define ELSA_CTRL_RESET 0x20
79 #define ELSA_CTRL_TIMEREN 0x80
80 #define ELSA_CTRL_SECRET 0x50
82 /*---------------------------------------------------------------------------*
83 * ELSA QuickStep 1000pro/ISA clear IRQ routine
84 *---------------------------------------------------------------------------*/
86 i4b_eq1i_clrirq(struct l1_softc *sc)
88 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]);
89 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]);
90 bus_space_write_1(t, h, ELSA_OFF_IRQ, 0);
93 /*---------------------------------------------------------------------------*
94 * ELSA QuickStep 1000pro/ISA ISAC get fifo routine
95 *---------------------------------------------------------------------------*/
97 eqs1pi_read_fifo(struct l1_softc *sc, int what, void *buf, size_t size)
99 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]);
100 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]);
104 bus_space_write_1(t, h, ELSA_OFF_OFF, 0);
105 bus_space_read_multi_1(t, h, ELSA_OFF_ISAC, buf, size);
107 case ISIC_WHAT_HSCXA:
108 bus_space_write_1(t, h, ELSA_OFF_OFF, 0);
109 bus_space_read_multi_1(t, h, ELSA_OFF_HSCX, buf, size);
111 case ISIC_WHAT_HSCXB:
112 bus_space_write_1(t, h, ELSA_OFF_OFF, 0x40);
113 bus_space_read_multi_1(t, h, ELSA_OFF_HSCX, buf, size);
118 /*---------------------------------------------------------------------------*
119 * ELSA QuickStep 1000pro/ISA ISAC put fifo routine
120 *---------------------------------------------------------------------------*/
122 eqs1pi_write_fifo(struct l1_softc *sc, int what, void *buf, size_t size)
124 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]);
125 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]);
129 bus_space_write_1(t, h, ELSA_OFF_OFF, 0);
130 bus_space_write_multi_1(t, h, ELSA_OFF_ISAC, buf, size);
132 case ISIC_WHAT_HSCXA:
133 bus_space_write_1(t, h, ELSA_OFF_OFF, 0);
134 bus_space_write_multi_1(t, h, ELSA_OFF_HSCX, buf, size);
136 case ISIC_WHAT_HSCXB:
137 bus_space_write_1(t, h, ELSA_OFF_OFF, 0x40);
138 bus_space_write_multi_1(t, h, ELSA_OFF_HSCX, buf, size);
143 /*---------------------------------------------------------------------------*
144 * ELSA QuickStep 1000pro/ISA ISAC put register routine
145 *---------------------------------------------------------------------------*/
147 eqs1pi_write_reg(struct l1_softc *sc, int what, bus_size_t offs, u_int8_t data)
149 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]);
150 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]);
154 bus_space_write_1(t, h, ELSA_OFF_OFF, offs);
155 bus_space_write_1(t, h, ELSA_OFF_ISAC, data);
157 case ISIC_WHAT_HSCXA:
158 bus_space_write_1(t, h, ELSA_OFF_OFF, offs);
159 bus_space_write_1(t, h, ELSA_OFF_HSCX, data);
161 case ISIC_WHAT_HSCXB:
162 bus_space_write_1(t, h, ELSA_OFF_OFF, 0x40+offs);
163 bus_space_write_1(t, h, ELSA_OFF_HSCX, data);
168 /*---------------------------------------------------------------------------*
169 * ELSA QuickStep 1000pro/ISA ISAC get register routine
170 *---------------------------------------------------------------------------*/
172 eqs1pi_read_reg(struct l1_softc *sc, int what, bus_size_t offs)
174 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]);
175 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]);
179 bus_space_write_1(t, h, ELSA_OFF_OFF, offs);
180 return bus_space_read_1(t, h, ELSA_OFF_ISAC);
181 case ISIC_WHAT_HSCXA:
182 bus_space_write_1(t, h, ELSA_OFF_OFF, offs);
183 return bus_space_read_1(t, h, ELSA_OFF_HSCX);
184 case ISIC_WHAT_HSCXB:
185 bus_space_write_1(t, h, ELSA_OFF_OFF, 0x40+offs);
186 return bus_space_read_1(t, h, ELSA_OFF_HSCX);
191 /*---------------------------------------------------------------------------*
192 * isic_attach_Eqs1pi - attach for ELSA QuickStep 1000pro/ISA
193 *---------------------------------------------------------------------------*/
195 isic_attach_Eqs1pi(device_t dev)
197 int unit = device_get_unit(dev);
198 struct l1_softc *sc = &l1_sc[unit];
199 bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]);
200 bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]);
202 u_char byte = ELSA_CTRL_SECRET;
204 /* setup access routines */
206 sc->clearirq = i4b_eq1i_clrirq;
207 sc->readreg = eqs1pi_read_reg;
208 sc->writereg = eqs1pi_write_reg;
210 sc->readfifo = eqs1pi_read_fifo;
211 sc->writefifo = eqs1pi_write_fifo;
213 /* setup card type */
215 sc->sc_cardtyp = CARD_TYPEP_ELSAQS1ISA;
217 /* setup IOM bus type */
219 sc->sc_bustyp = BUS_TYPE_IOM2;
222 sc->sc_bfifolen = HSCX_FIFO_LEN;
224 /* enable the card */
226 byte &= ~ELSA_CTRL_RESET;
227 bus_space_write_1(t, h, ELSA_OFF_CTRL, byte);
229 byte |= ELSA_CTRL_RESET;
230 bus_space_write_1(t, h, ELSA_OFF_CTRL, byte);
233 bus_space_write_1(t, h, ELSA_OFF_IRQ, 0xff);
237 #endif /* (NISIC > 0) && defined(ELSA_QS1ISA) */