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1da177e4 LT |
1 | /* $Id: hfcscard.c,v 1.10.2.4 2004/01/14 16:04:48 keil Exp $ |
2 | * | |
3 | * low level stuff for hfcs based cards (Teles3c, ACER P10) | |
4 | * | |
5 | * Author Karsten Keil | |
6 | * Copyright by Karsten Keil <keil@isdn4linux.de> | |
475be4d8 | 7 | * |
1da177e4 LT |
8 | * This software may be used and distributed according to the terms |
9 | * of the GNU General Public License, incorporated herein by reference. | |
10 | * | |
11 | */ | |
12 | ||
13 | #include <linux/init.h> | |
14 | #include <linux/isapnp.h> | |
15 | #include "hisax.h" | |
16 | #include "hfc_2bds0.h" | |
17 | #include "isdnl1.h" | |
18 | ||
1da177e4 LT |
19 | static const char *hfcs_revision = "$Revision: 1.10.2.4 $"; |
20 | ||
21 | static irqreturn_t | |
7d12e780 | 22 | hfcs_interrupt(int intno, void *dev_id) |
1da177e4 LT |
23 | { |
24 | struct IsdnCardState *cs = dev_id; | |
25 | u_char val, stat; | |
26 | u_long flags; | |
27 | ||
28 | spin_lock_irqsave(&cs->lock, flags); | |
475be4d8 JP |
29 | if ((HFCD_ANYINT | HFCD_BUSY_NBUSY) & |
30 | (stat = cs->BC_Read_Reg(cs, HFCD_DATA, HFCD_STAT))) { | |
1da177e4 LT |
31 | val = cs->BC_Read_Reg(cs, HFCD_DATA, HFCD_INT_S1); |
32 | if (cs->debug & L1_DEB_ISAC) | |
33 | debugl1(cs, "HFCS: stat(%02x) s1(%02x)", stat, val); | |
34 | hfc2bds0_interrupt(cs, val); | |
35 | } else { | |
36 | if (cs->debug & L1_DEB_ISAC) | |
37 | debugl1(cs, "HFCS: irq_no_irq stat(%02x)", stat); | |
38 | } | |
39 | spin_unlock_irqrestore(&cs->lock, flags); | |
40 | return IRQ_HANDLED; | |
41 | } | |
42 | ||
43 | static void | |
44 | hfcs_Timer(struct IsdnCardState *cs) | |
45 | { | |
46 | cs->hw.hfcD.timer.expires = jiffies + 75; | |
47 | /* WD RESET */ | |
48 | /* WriteReg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt | 0x80); | |
49 | add_timer(&cs->hw.hfcD.timer); | |
50 | */ | |
51 | } | |
52 | ||
672c3fd9 | 53 | static void |
1da177e4 LT |
54 | release_io_hfcs(struct IsdnCardState *cs) |
55 | { | |
56 | release2bds0(cs); | |
57 | del_timer(&cs->hw.hfcD.timer); | |
58 | if (cs->hw.hfcD.addr) | |
59 | release_region(cs->hw.hfcD.addr, 2); | |
60 | } | |
61 | ||
62 | static void | |
63 | reset_hfcs(struct IsdnCardState *cs) | |
64 | { | |
65 | printk(KERN_INFO "HFCS: resetting card\n"); | |
66 | cs->hw.hfcD.cirm = HFCD_RESET; | |
67 | if (cs->typ == ISDN_CTYPE_TELES3C) | |
68 | cs->hw.hfcD.cirm |= HFCD_MEM8K; | |
69 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm); /* Reset On */ | |
70 | mdelay(10); | |
71 | cs->hw.hfcD.cirm = 0; | |
72 | if (cs->typ == ISDN_CTYPE_TELES3C) | |
73 | cs->hw.hfcD.cirm |= HFCD_MEM8K; | |
74 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm); /* Reset Off */ | |
75 | mdelay(10); | |
76 | if (cs->typ == ISDN_CTYPE_TELES3C) | |
77 | cs->hw.hfcD.cirm |= HFCD_INTB; | |
78 | else if (cs->typ == ISDN_CTYPE_ACERP10) | |
79 | cs->hw.hfcD.cirm |= HFCD_INTA; | |
80 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm); | |
81 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CLKDEL, 0x0e); | |
82 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_TEST, HFCD_AUTO_AWAKE); /* S/T Auto awake */ | |
83 | cs->hw.hfcD.ctmt = HFCD_TIM25 | HFCD_AUTO_TIMER; | |
84 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt); | |
85 | cs->hw.hfcD.int_m2 = HFCD_IRQ_ENABLE; | |
86 | cs->hw.hfcD.int_m1 = HFCD_INTS_B1TRANS | HFCD_INTS_B2TRANS | | |
87 | HFCD_INTS_DTRANS | HFCD_INTS_B1REC | HFCD_INTS_B2REC | | |
88 | HFCD_INTS_DREC | HFCD_INTS_L1STATE; | |
89 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_INT_M1, cs->hw.hfcD.int_m1); | |
90 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_INT_M2, cs->hw.hfcD.int_m2); | |
91 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_STATES, HFCD_LOAD_STATE | 2); /* HFC ST 2 */ | |
92 | udelay(10); | |
93 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_STATES, 2); /* HFC ST 2 */ | |
94 | cs->hw.hfcD.mst_m = HFCD_MASTER; | |
95 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_MST_MODE, cs->hw.hfcD.mst_m); /* HFC Master */ | |
96 | cs->hw.hfcD.sctrl = 0; | |
97 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_SCTRL, cs->hw.hfcD.sctrl); | |
98 | } | |
99 | ||
100 | static int | |
101 | hfcs_card_msg(struct IsdnCardState *cs, int mt, void *arg) | |
102 | { | |
103 | u_long flags; | |
104 | int delay; | |
105 | ||
106 | if (cs->debug & L1_DEB_ISAC) | |
107 | debugl1(cs, "HFCS: card_msg %x", mt); | |
108 | switch (mt) { | |
475be4d8 JP |
109 | case CARD_RESET: |
110 | spin_lock_irqsave(&cs->lock, flags); | |
111 | reset_hfcs(cs); | |
112 | spin_unlock_irqrestore(&cs->lock, flags); | |
113 | return (0); | |
114 | case CARD_RELEASE: | |
115 | release_io_hfcs(cs); | |
116 | return (0); | |
117 | case CARD_INIT: | |
118 | delay = (75 * HZ) / 100 + 1; | |
119 | mod_timer(&cs->hw.hfcD.timer, jiffies + delay); | |
120 | spin_lock_irqsave(&cs->lock, flags); | |
121 | reset_hfcs(cs); | |
122 | init2bds0(cs); | |
123 | spin_unlock_irqrestore(&cs->lock, flags); | |
124 | delay = (80 * HZ) / 1000 + 1; | |
125 | msleep(80); | |
126 | spin_lock_irqsave(&cs->lock, flags); | |
127 | cs->hw.hfcD.ctmt |= HFCD_TIM800; | |
128 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt); | |
129 | cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_MST_MODE, cs->hw.hfcD.mst_m); | |
130 | spin_unlock_irqrestore(&cs->lock, flags); | |
131 | return (0); | |
132 | case CARD_TEST: | |
133 | return (0); | |
1da177e4 | 134 | } |
475be4d8 | 135 | return (0); |
1da177e4 LT |
136 | } |
137 | ||
138 | #ifdef __ISAPNP__ | |
ed5a84cd | 139 | static struct isapnp_device_id hfc_ids[] = { |
1da177e4 | 140 | { ISAPNP_VENDOR('A', 'N', 'X'), ISAPNP_FUNCTION(0x1114), |
475be4d8 | 141 | ISAPNP_VENDOR('A', 'N', 'X'), ISAPNP_FUNCTION(0x1114), |
1da177e4 LT |
142 | (unsigned long) "Acer P10" }, |
143 | { ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0002), | |
475be4d8 | 144 | ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0002), |
1da177e4 LT |
145 | (unsigned long) "Billion 2" }, |
146 | { ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0001), | |
475be4d8 | 147 | ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0001), |
1da177e4 LT |
148 | (unsigned long) "Billion 1" }, |
149 | { ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x7410), | |
475be4d8 | 150 | ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x7410), |
1da177e4 LT |
151 | (unsigned long) "IStar PnP" }, |
152 | { ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x2610), | |
475be4d8 | 153 | ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x2610), |
1da177e4 LT |
154 | (unsigned long) "Teles 16.3c" }, |
155 | { ISAPNP_VENDOR('S', 'F', 'M'), ISAPNP_FUNCTION(0x0001), | |
475be4d8 | 156 | ISAPNP_VENDOR('S', 'F', 'M'), ISAPNP_FUNCTION(0x0001), |
1da177e4 LT |
157 | (unsigned long) "Tornado Tipa C" }, |
158 | { ISAPNP_VENDOR('K', 'Y', 'E'), ISAPNP_FUNCTION(0x0001), | |
475be4d8 | 159 | ISAPNP_VENDOR('K', 'Y', 'E'), ISAPNP_FUNCTION(0x0001), |
1da177e4 LT |
160 | (unsigned long) "Genius Speed Surfer" }, |
161 | { 0, } | |
162 | }; | |
163 | ||
ed5a84cd GKH |
164 | static struct isapnp_device_id *ipid = &hfc_ids[0]; |
165 | static struct pnp_card *pnp_c = NULL; | |
1da177e4 LT |
166 | #endif |
167 | ||
ed5a84cd | 168 | int setup_hfcs(struct IsdnCard *card) |
1da177e4 LT |
169 | { |
170 | struct IsdnCardState *cs = card->cs; | |
171 | char tmp[64]; | |
172 | ||
173 | strcpy(tmp, hfcs_revision); | |
174 | printk(KERN_INFO "HiSax: HFC-S driver Rev. %s\n", HiSax_getrev(tmp)); | |
175 | ||
176 | #ifdef __ISAPNP__ | |
177 | if (!card->para[1] && isapnp_present()) { | |
178 | struct pnp_dev *pnp_d; | |
475be4d8 | 179 | while (ipid->card_vendor) { |
1da177e4 | 180 | if ((pnp_c = pnp_find_card(ipid->card_vendor, |
475be4d8 | 181 | ipid->card_device, pnp_c))) { |
1da177e4 LT |
182 | pnp_d = NULL; |
183 | if ((pnp_d = pnp_find_dev(pnp_c, | |
475be4d8 | 184 | ipid->vendor, ipid->function, pnp_d))) { |
1da177e4 LT |
185 | int err; |
186 | ||
187 | printk(KERN_INFO "HiSax: %s detected\n", | |
475be4d8 | 188 | (char *)ipid->driver_data); |
1da177e4 LT |
189 | pnp_disable_dev(pnp_d); |
190 | err = pnp_activate_dev(pnp_d); | |
475be4d8 | 191 | if (err < 0) { |
1da177e4 | 192 | printk(KERN_WARNING "%s: pnp_activate_dev ret(%d)\n", |
475be4d8 JP |
193 | __func__, err); |
194 | return (0); | |
1da177e4 LT |
195 | } |
196 | card->para[1] = pnp_port_start(pnp_d, 0); | |
197 | card->para[0] = pnp_irq(pnp_d, 0); | |
198 | if (!card->para[0] || !card->para[1]) { | |
199 | printk(KERN_ERR "HFC PnP:some resources are missing %ld/%lx\n", | |
475be4d8 | 200 | card->para[0], card->para[1]); |
1da177e4 | 201 | pnp_disable_dev(pnp_d); |
475be4d8 | 202 | return (0); |
1da177e4 LT |
203 | } |
204 | break; | |
205 | } else { | |
206 | printk(KERN_ERR "HFC PnP: PnP error card found, no device\n"); | |
207 | } | |
208 | } | |
209 | ipid++; | |
210 | pnp_c = NULL; | |
475be4d8 | 211 | } |
1da177e4 LT |
212 | if (!ipid->card_vendor) { |
213 | printk(KERN_INFO "HFC PnP: no ISAPnP card found\n"); | |
475be4d8 | 214 | return (0); |
1da177e4 LT |
215 | } |
216 | } | |
217 | #endif | |
218 | cs->hw.hfcD.addr = card->para[1] & 0xfffe; | |
219 | cs->irq = card->para[0]; | |
220 | cs->hw.hfcD.cip = 0; | |
221 | cs->hw.hfcD.int_s1 = 0; | |
222 | cs->hw.hfcD.send = NULL; | |
223 | cs->bcs[0].hw.hfc.send = NULL; | |
224 | cs->bcs[1].hw.hfc.send = NULL; | |
225 | cs->hw.hfcD.dfifosize = 512; | |
226 | cs->dc.hfcd.ph_state = 0; | |
227 | cs->hw.hfcD.fifo = 255; | |
228 | if (cs->typ == ISDN_CTYPE_TELES3C) { | |
229 | cs->hw.hfcD.bfifosize = 1024 + 512; | |
230 | } else if (cs->typ == ISDN_CTYPE_ACERP10) { | |
475be4d8 | 231 | cs->hw.hfcD.bfifosize = 7 * 1024 + 512; |
1da177e4 LT |
232 | } else |
233 | return (0); | |
234 | if (!request_region(cs->hw.hfcD.addr, 2, "HFCS isdn")) { | |
235 | printk(KERN_WARNING | |
236 | "HiSax: %s config port %x-%x already in use\n", | |
237 | CardType[card->typ], | |
238 | cs->hw.hfcD.addr, | |
239 | cs->hw.hfcD.addr + 2); | |
240 | return (0); | |
241 | } | |
242 | printk(KERN_INFO | |
243 | "HFCS: defined at 0x%x IRQ %d HZ %d\n", | |
244 | cs->hw.hfcD.addr, | |
245 | cs->irq, HZ); | |
246 | if (cs->typ == ISDN_CTYPE_TELES3C) { | |
247 | /* Teles 16.3c IO ADR is 0x200 | YY0U (YY Bit 15/14 address) */ | |
248 | outb(0x00, cs->hw.hfcD.addr); | |
249 | outb(0x56, cs->hw.hfcD.addr | 1); | |
250 | } else if (cs->typ == ISDN_CTYPE_ACERP10) { | |
251 | /* Acer P10 IO ADR is 0x300 */ | |
252 | outb(0x00, cs->hw.hfcD.addr); | |
253 | outb(0x57, cs->hw.hfcD.addr | 1); | |
254 | } | |
255 | set_cs_func(cs); | |
aff55a36 | 256 | setup_timer(&cs->hw.hfcD.timer, (void *)hfcs_Timer, (long)cs); |
1da177e4 LT |
257 | cs->cardmsg = &hfcs_card_msg; |
258 | cs->irq_func = &hfcs_interrupt; | |
259 | return (1); | |
260 | } |