Annotation of sys/arch/alpha/alpha/dec_1000a.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: dec_1000a.c,v 1.4 2006/11/28 16:56:50 dlg Exp $ */
2: /* $NetBSD: dec_1000a.c,v 1.14 2001/06/05 04:53:11 thorpej Exp $ */
3:
4: /*
5: * Copyright (c) 1998 The NetBSD Foundation, Inc.
6: * All rights reserved.
7: *
8: * This code is based on dec_kn20aa.c, written by Chris G. Demetriou at
9: * Carnegie-Mellon University. Platform support for Noritake, Pintake, and
10: * Corelle by Ross Harvey with copyright assignment by permission of Avalon
11: * Computer Systems, Inc.
12: *
13: * Redistribution and use in source and binary forms, with or without
14: * modification, are permitted provided that the following conditions
15: * are met:
16: * 1. Redistributions of source code must retain the above copyright
17: * notice, this list of conditions and the following disclaimer.
18: * 2. Redistributions in binary form must reproduce the above copyright
19: * notice, this list of conditions and the following disclaimer in the
20: * documentation and/or other materials provided with the distribution.
21: * 3. All advertising materials mentioning features or use of this software
22: * must display the following acknowledgement:
23: * This product includes software developed by the NetBSD
24: * Foundation, Inc. and its contributors.
25: * 4. Neither the name of The NetBSD Foundation nor the names of its
26: * contributors may be used to endorse or promote products derived
27: * from this software without specific prior written permission.
28: *
29: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
30: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
31: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
32: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
33: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
34: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
35: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
36: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
37: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
39: * POSSIBILITY OF SUCH DAMAGE.
40: */
41:
42: /*
43: * Copyright (c) 1995, 1996, 1997 Carnegie-Mellon University.
44: * All rights reserved.
45: *
46: * Author: Chris G. Demetriou
47: *
48: * Permission to use, copy, modify and distribute this software and
49: * its documentation is hereby granted, provided that both the copyright
50: * notice and this permission notice appear in all copies of the
51: * software, derivative works or modified versions, and any portions
52: * thereof, and that both notices appear in supporting documentation.
53: *
54: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
55: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
56: * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
57: *
58: * Carnegie Mellon requests users of this software to return to
59: *
60: * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
61: * School of Computer Science
62: * Carnegie Mellon University
63: * Pittsburgh PA 15213-3890
64: *
65: * any improvements or extensions that they make and grant Carnegie the
66: * rights to redistribute these changes.
67: */
68: /*
69: * Additional Copyright (c) 1997 by Matthew Jacob for NASA/Ames Research Center
70: */
71:
72: #include <sys/param.h>
73: #include <sys/systm.h>
74: #include <sys/device.h>
75: #include <sys/termios.h>
76: #include <dev/cons.h>
77:
78: #include <machine/rpb.h>
79: #include <machine/autoconf.h>
80: #include <machine/cpuconf.h>
81: #include <machine/conf.h>
82: #include <machine/bus.h>
83:
84: #include <dev/ic/comreg.h>
85: #include <dev/ic/comvar.h>
86:
87: #include <dev/isa/isareg.h>
88: #include <dev/isa/isavar.h>
89: #include <dev/ic/i8042reg.h>
90: #include <dev/ic/pckbcvar.h>
91: #include <dev/pci/pcireg.h>
92: #include <dev/pci/pcivar.h>
93:
94: #include <alpha/pci/apecsreg.h>
95: #include <alpha/pci/apecsvar.h>
96: #include <alpha/pci/ciareg.h>
97: #include <alpha/pci/ciavar.h>
98:
99: #include <scsi/scsi_all.h>
100: #include <scsi/scsiconf.h>
101:
102: #include "pckbd.h"
103:
104: #ifndef CONSPEED
105: #define CONSPEED TTYDEF_SPEED
106: #endif
107: static int comcnrate = CONSPEED;
108:
109: void _dec_1000a_init(void);
110: void dec_1000a_cons_init(void);
111: void dec_1000a_device_register(struct device *, void *);
112:
113: #ifdef KGDB
114: #include <machine/db_machdep.h>
115:
116: const char *kgdb_devlist[] = {
117: "com",
118: NULL,
119: };
120: #endif /* KGDB */
121:
122: const struct alpha_variation_table dec_1000_variations[] = {
123: { 0, "AlphaServer 1000" },
124: { 0, NULL },
125: };
126:
127: const struct alpha_variation_table dec_1000a_variations[] = {
128: { 0, "AlphaServer 1000A" },
129: { 0, NULL },
130: };
131:
132: void
133: _dec_1000a_init()
134: {
135: u_int64_t variation;
136:
137: platform.family = "AlphaServer 1000/1000A";
138:
139: if ((platform.model = alpha_dsr_sysname()) == NULL) {
140: variation = hwrpb->rpb_variation & SV_ST_MASK;
141: if ((platform.model = alpha_variation_name(variation,
142: cputype == ST_DEC_1000 ? dec_1000_variations
143: : dec_1000a_variations)) == NULL)
144: platform.model = alpha_unknown_sysname();
145: }
146:
147: switch(PCS_CPU_MAJORTYPE(LOCATE_PCS(hwrpb, 0))) {
148: case PCS_PROC_EV4:
149: case PCS_PROC_EV45:
150: platform.iobus = "apecs";
151: break;
152: default:
153: platform.iobus = "cia";
154: break;
155: }
156: platform.cons_init = dec_1000a_cons_init;
157: platform.device_register = dec_1000a_device_register;
158: }
159:
160: void
161: dec_1000a_cons_init()
162: {
163: struct ctb *ctb;
164: struct cia_config *ccp;
165: struct apecs_config *acp;
166: extern struct cia_config cia_configuration;
167: extern struct apecs_config apecs_configuration;
168: bus_space_tag_t iot, memt;
169: struct alpha_pci_chipset *pcichipset;
170:
171: if(strcmp(platform.iobus, "cia") == 0) {
172: ccp = &cia_configuration;
173: cia_init(ccp, 0);
174: iot = &ccp->cc_iot;
175: memt = &ccp->cc_memt;
176: pcichipset = &ccp->cc_pc;
177: } else {
178: acp = &apecs_configuration;
179: apecs_init(acp, 0);
180: iot = &acp->ac_iot;
181: memt = &acp->ac_memt;
182: pcichipset = &acp->ac_pc;
183: }
184:
185: ctb = (struct ctb *)(((caddr_t)hwrpb) + hwrpb->rpb_ctb_off);
186:
187: switch (ctb->ctb_term_type) {
188: case CTB_PRINTERPORT:
189: /* serial console ... */
190: /* XXX */
191: {
192: /*
193: * Delay to allow PROM putchars to complete.
194: * FIFO depth * character time,
195: * character time = (1000000 / (defaultrate / 10))
196: */
197: DELAY(160000000 / comcnrate);
198:
199: if(comcnattach(iot, 0x3f8, comcnrate,
200: COM_FREQ,
201: (TTYDEF_CFLAG & ~(CSIZE | PARENB)) | CS8))
202: panic("can't init serial console");
203:
204: break;
205: }
206:
207: case CTB_GRAPHICS:
208: #if NPCKBD > 0
209: /* display console ... */
210: /* XXX */
211: (void) pckbc_cnattach(iot, IO_KBD, KBCMDP, PCKBC_KBD_SLOT);
212:
213: /*
214: * AlphaServer 1000s have a firmware bug whereby the
215: * built-in ISA VGA is reported incorrectly -- ctb_turboslot
216: * is mostly 0.
217: */
218: switch (CTB_TURBOSLOT_TYPE(ctb->ctb_turboslot)) {
219: case CTB_TURBOSLOT_TYPE_PCI:
220: pci_display_console(iot, memt, pcichipset,
221: CTB_TURBOSLOT_BUS(ctb->ctb_turboslot),
222: CTB_TURBOSLOT_SLOT(ctb->ctb_turboslot), 0);
223: break;
224:
225: default:
226: isa_display_console(iot, memt);
227: break;
228: }
229: #else
230: panic("not configured to use display && keyboard console");
231: #endif
232: break;
233:
234: default:
235: printf("ctb->ctb_term_type = 0x%lx\n", ctb->ctb_term_type);
236: printf("ctb->ctb_turboslot = 0x%lx\n", ctb->ctb_turboslot);
237:
238: panic("consinit: unknown console type %ld",
239: ctb->ctb_term_type);
240: }
241: #ifdef KGDB
242: /* Attach the KGDB device. */
243: alpha_kgdb_init(kgdb_devlist, iot);
244: #endif /* KGDB */
245: }
246:
247: void
248: dec_1000a_device_register(dev, aux)
249: struct device *dev;
250: void *aux;
251: {
252: static int found, initted, diskboot, netboot;
253: static struct device *pcidev, *ctrlrdev;
254: struct bootdev_data *b = bootdev_data;
255: struct device *parent = dev->dv_parent;
256: struct cfdata *cf = dev->dv_cfdata;
257: struct cfdriver *cd = cf->cf_driver;
258:
259: if (found)
260: return;
261:
262: if (!initted) {
263: diskboot = (strncasecmp(b->protocol, "SCSI", 4) == 0);
264: netboot = (strncasecmp(b->protocol, "BOOTP", 5) == 0) ||
265: (strncasecmp(b->protocol, "MOP", 3) == 0);
266: #if 0
267: printf("diskboot = %d, netboot = %d\n", diskboot, netboot);
268: #endif
269: initted =1;
270: }
271:
272: if (pcidev == NULL) {
273: if (strcmp(cd->cd_name, "pci"))
274: return;
275: else {
276: struct pcibus_attach_args *pba = aux;
277:
278: if ((b->slot / 1000) != pba->pba_bus)
279: return;
280:
281: pcidev = dev;
282: #if 0
283: printf("\npcidev = %s\n", dev->dv_xname);
284: #endif
285: return;
286: }
287: }
288:
289: if (ctrlrdev == NULL) {
290: if (parent != pcidev)
291: return;
292: else {
293: struct pci_attach_args *pa = aux;
294: int slot;
295:
296: slot = pa->pa_bus * 1000 + pa->pa_function * 100 +
297: pa->pa_device;
298: if (b->slot != slot)
299: return;
300:
301: if (netboot) {
302: booted_device = dev;
303: #if 0
304: printf("\nbooted_device = %s\n", dev->dv_xname);
305: #endif
306: found = 1;
307: } else {
308: ctrlrdev = dev;
309: #if 0
310: printf("\nctrlrdev = %s\n", dev->dv_xname);
311: #endif
312: }
313: return;
314: }
315: }
316:
317: if (!diskboot)
318: return;
319:
320: if (!strcmp(cd->cd_name, "sd") || !strcmp(cd->cd_name, "st") ||
321: !strcmp(cd->cd_name, "cd")) {
322: struct scsi_attach_args *sa = aux;
323: struct scsi_link *periph = sa->sa_sc_link;
324: int unit;
325:
326: if (parent->dv_parent != ctrlrdev)
327: return;
328:
329: unit = periph->target * 100 + periph->lun;
330: if (b->unit != unit)
331: return;
332:
333: /* we've found it! */
334: booted_device = dev;
335: #if 0
336: printf("\nbooted_device = %s\n", dev->dv_xname);
337: #endif
338: found = 1;
339: }
340: }
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