Annotation of src/sys/arch/cats/cats/autoconf.c, Revision 1.9.2.3
1.9.2.3 ! yamt 1: /* $NetBSD: autoconf.c,v 1.9.2.2 2007/12/07 17:24:24 yamt Exp $ */
1.1 chris 2:
3: /*
4: * Copyright (c) 1994-1998 Mark Brinicombe.
5: * Copyright (c) 1994 Brini.
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 Mark Brinicombe for
19: * the NetBSD project.
20: * 4. The name of the company nor the name of the author may be used to
21: * endorse or promote products derived from this software without specific
22: * prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
25: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
26: * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
27: * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
28: * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
29: * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30: * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: *
36: * RiscBSD kernel project
37: *
38: * autoconf.c
39: *
40: * Autoconfiguration functions
41: */
1.6 lukem 42:
43: #include <sys/cdefs.h>
1.9.2.3 ! yamt 44: __KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.9.2.2 2007/12/07 17:24:24 yamt Exp $");
1.1 chris 45:
46: #include "opt_md.h"
47:
48: #include <sys/param.h>
49: #include <sys/systm.h>
50: #include <sys/reboot.h>
51: #include <sys/disklabel.h>
52: #include <sys/device.h>
53: #include <sys/conf.h>
54: #include <sys/kernel.h>
55: #include <sys/malloc.h>
56: #include <machine/bootconfig.h>
1.2 matt 57: #include <machine/intr.h>
1.9.2.3 ! yamt 58: #include <dev/pci/pcivar.h>
1.1 chris 59:
60: #include "isa.h"
61:
1.9 chris 62: void isa_intr_init(void);
1.1 chris 63:
1.9 chris 64: static void get_device(const char *name);
65: static void set_root_device(void);
1.1 chris 66:
67: /* Decode a device name to a major and minor number */
68:
69: static void
1.9 chris 70: get_device(const char *name)
1.1 chris 71: {
1.3 gehenna 72: int unit, part;
1.9 chris 73: char devname[16], buf[32];
74: const char *cp;
1.1 chris 75: struct device *dv;
76:
77: if (strncmp(name, "/dev/", 5) == 0)
78: name += 5;
79:
1.3 gehenna 80: if (devsw_name2blk(name, devname, sizeof(devname)) == -1)
81: return;
82:
83: name += strlen(devname);
84: unit = part = 0;
85:
86: cp = name;
87: while (*cp >= '0' && *cp <= '9')
88: unit = (unit * 10) + (*cp++ - '0');
89: if (cp == name)
90: return;
91:
92: if (*cp >= 'a' && *cp <= ('a' + MAXPARTITIONS))
93: part = *cp - 'a';
94: else if (*cp != '\0' && *cp != ' ')
95: return;
96: sprintf(buf, "%s%d", devname, unit);
1.8 chris 97: TAILQ_FOREACH(dv, &alldevs, dv_list) {
1.3 gehenna 98: if (strcmp(buf, dv->dv_xname) == 0) {
99: booted_device = dv;
100: booted_partition = part;
101: return;
1.1 chris 102: }
1.3 gehenna 103: }
1.1 chris 104: }
105:
106: static void
107: set_root_device()
108: {
109: char *ptr;
110:
111: if (boot_file)
112: get_device(boot_file);
113: if (boot_args &&
114: get_bootconf_option(boot_args, "root", BOOTOPT_TYPE_STRING, &ptr))
115: get_device(ptr);
116: }
117:
118: /*
119: * Set up the root device from the boot args
120: */
121: void
122: cpu_rootconf(void)
123: {
124: set_root_device();
125: printf("boot device: %s\n",
126: booted_device != NULL ? booted_device->dv_xname : "<unknown>");
127: setroot(booted_device, booted_partition);
128: }
129:
130:
131: /*
132: * void cpu_configure()
133: *
134: * Configure all the root devices
135: * The root devices are expected to configure their own children
136: */
1.4 chris 137: extern int footbridge_imask[NIPL];
138:
1.1 chris 139: void
140: cpu_configure(void)
141: {
142: /*
143: * Since various PCI interrupts could be routed via the ICU
144: * (for PCI devices in the bridge) we need to set up the ICU
145: * now so that these interrupts can be established correctly
146: * i.e. This is a hack.
147: */
148: isa_intr_init();
149:
1.4 chris 150:
1.1 chris 151: config_rootfound("mainbus", NULL);
152:
1.9.2.1 yamt 153: #if defined(DEBUG)
1.1 chris 154: /* Debugging information */
1.5 thorpej 155: printf("ipl_bio=%08x ipl_net=%08x ipl_tty=%08x ipl_vm=%08x\n",
1.4 chris 156: footbridge_imask[IPL_BIO], footbridge_imask[IPL_NET],
1.5 thorpej 157: footbridge_imask[IPL_TTY], footbridge_imask[IPL_VM]);
1.1 chris 158: printf("ipl_audio=%08x ipl_imp=%08x ipl_high=%08x ipl_serial=%08x\n",
1.4 chris 159: footbridge_imask[IPL_AUDIO], footbridge_imask[IPL_CLOCK],
160: footbridge_imask[IPL_HIGH], footbridge_imask[IPL_SERIAL]);
1.9.2.1 yamt 161: #endif /* defined(DEBUG) */
1.1 chris 162:
163: /* Time to start taking interrupts so lets open the flood gates .... */
164: (void)spl0();
165: }
166:
167: void
168: device_register(struct device *dev, void *aux)
169: {
1.9.2.3 ! yamt 170: struct device *pdev;
! 171: if ((pdev = device_parent(dev)) != NULL &&
! 172: device_is_a(pdev, "pci")) {
! 173: /*
! 174: * cats builtin aceride is on 0:16:0
! 175: */
! 176: struct pci_attach_args *pa = aux;
! 177: if (((pa)->pa_bus == 0
! 178: && (pa)->pa_device == 16
! 179: && (pa)->pa_function == 0)) {
! 180: if (prop_dictionary_set_bool(device_properties(dev),
! 181: "ali1543-ide-force-compat-mode",
! 182: true) == false) {
! 183: printf("WARNING: unable to set "
! 184: "ali1543-ide-force-compat-mode "
! 185: "property for %s\n", dev->dv_xname);
! 186: }
! 187: }
! 188: }
1.1 chris 189: }
190: /* End of autoconf.c */
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