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annotate vordog.c @ 0:71475f5afa92

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Watchdog for Vortex86 6071 on FreeBSD
author Thinker K.F. Li <thinker@branda.to>
date Tue, 08 Jul 2008 09:57:54 +0800
parents
children 0b9854adb86c
rev   line source
0
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
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parents:
diff changeset
1 #include <sys/param.h>
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2 #include <sys/bus.h>
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3 #include <sys/conf.h>
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4 #include <sys/kernel.h>
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5 #include <sys/module.h>
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6 #include <sys/systm.h>
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7 #include <sys/proc.h>
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8 #include <sys/ioccom.h>
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9 #include <sys/types.h>
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10 #include <sys/malloc.h>
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11 #include "vordog.h"
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12
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13 #if 1
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14 #undef __FreeBSD_version
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15 #define __FreeBSD_version 800029
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16 #endif
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17
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18 #define VD_STATUS 0x841
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19 #define VD_INITVAL 0x84a
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20 #define VD_CTR 0x84b
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21
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22 typedef struct vd_softc {
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23 struct cdev *_cdev;
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24 device_t dev;
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25 int open_cnt;
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26 int init_val;
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27 } *vd_softc_t;
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28
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29 #define CDEV_2_SOFTC(_cdev) ((_cdev)->si_drv1)
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30
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31 static int
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32 vordog_open(struct cdev *dev, int oflags, int devtype, struct thread *td) {
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33 vd_softc_t sc;
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34
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35 printf("vordog_open\n");
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36 sc = CDEV_2_SOFTC(dev);
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37 sc->open_cnt++;
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38
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39 return 0;
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40 }
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41
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42 static int
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43 vordog_close(struct cdev *dev, int fflag, int devtype, struct thread *td) {
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44 vd_softc_t sc;
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45
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46 printf("vordog_close\n");
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47 sc = CDEV_2_SOFTC(dev);
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48 sc->open_cnt--;
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49
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50 return 0;
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51 }
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52
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53 static int
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54 vordog_go_detach(void) {
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55 devclass_t vd_dc;
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56 device_t vd_dev, nexus_dev;
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57 int r;
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58
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59 printf("go_detach 1\n");
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60 vd_dc = devclass_find("vordog");
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61 if(vd_dc == NULL)
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62 return EINVAL;
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63
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64 printf("go_detach 2\n");
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65 vd_dev = devclass_get_device(vd_dc, 0);
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66 if(vd_dev == NULL)
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67 return EINVAL;
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68
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69 printf("go_detach 3\n");
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70 nexus_dev = device_get_parent(vd_dev);
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71 if(nexus_dev == NULL)
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72 return EINVAL;
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73
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74 printf("go_detach 4\n");
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75 r = device_delete_child(nexus_dev, vd_dev);
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76 return r;
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77 }
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78
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79 static void
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80 setup_timer(vordog_cfg_t cfg) {
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81 int val;
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82 #define VD_TIMER_RST 0xc
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83
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84 #if 0
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85 outb(VD_STATUS, 0xc0); /* Clear events or it would be reset
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86 * immediately, since it is setted
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87 * by last timeout before PCIRST.
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88 */
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89 #endif
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90 val = cfg->init_val & 0xff;
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91 printf("setup_timer 1 (%x)\n", val);
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92 pause("vordog setup", hz);
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93 outb(VD_INITVAL, val);
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94 printf("setup_timer 2\n");
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95 val = 0x80 | ((cfg->unit & 0x3) << 4) | VD_TIMER_RST;
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96 printf("setup_timer 3 (%x)\n", val);
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97 pause("vordog setup", hz);
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98 outb(VD_CTR, val);
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99 printf("setup_timer 4\n");
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100 }
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101
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102 static void
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103 reset_timer(int init_val) {
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104 #if 0
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105 printf("reset_timer 1\n");
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106 pause("vordog setup", hz);
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107 outb(VD_INITVAL, init_val);
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108 #endif
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109 printf("reset_timer 2\n");
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110 pause("vordog setup", hz);
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111 outb(VD_STATUS, 0xc0);
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112 printf("reset_timer 3\n");
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113 pause("vordog setup", hz);
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114 }
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115
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116 static void
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117 disable_timer(void) {
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118 outb(VD_CTR, 0);
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119 outb(VD_STATUS, 0xc0);
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120 }
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121
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122 static int
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123 vordog_ioctl(struct cdev *dev, u_long cmd, caddr_t data,
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124 int fflag, struct thread *td) {
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125 int r = 0;
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126 vd_softc_t sc;
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127 vordog_cfg_t cfg;
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128
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129 sc = CDEV_2_SOFTC(dev);
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130 switch(cmd) {
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131 case VDCTL_ENABLE:
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132 printf("VDCTL_ENABLE\n");
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133 cfg = (vordog_cfg_t)data;
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134 sc->init_val = cfg->init_val & 0xff;
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135 setup_timer(cfg);
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136 break;
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137 case VDCTL_RESET:
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138 printf("VDCTL_RESET\n");
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139 reset_timer(sc->init_val);
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140 break;
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141 case VDCTL_DISABLE:
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142 printf("VDCTL_DISABLE\n");
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diff changeset
143 disable_timer();
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
144 break;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
145 default:
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
146 r = EINVAL;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
147 }
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
148 return r;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
149 }
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
150
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
151 struct cdevsw vordog_cdevsw = {
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
152 .d_version = D_VERSION,
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
153 .d_open = vordog_open,
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
154 .d_close = vordog_close,
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
155 .d_ioctl = vordog_ioctl,
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
156 .d_name = "vordog",
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
157 };
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
158
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
159 static void vordog_identify(driver_t *driver, device_t parent) {
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
160 device_t vordog;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
161
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
162 /* make sure vordog device is not in the bus. */
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
163 vordog = device_find_child(parent, "vordog", 0);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
164 if(vordog != NULL) {
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
165 printf("vordog is still existing!");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
166 return;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
167 }
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
168 vordog = BUS_ADD_CHILD(parent, 10, "vordog", 0);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
169 printf("vordog_identify\n");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
170 }
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
171
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
172 static int vordog_probe(device_t dev) {
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
173 int b;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
174
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
175 printf("vordog_probe\n");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
176 b = inb(VD_INITVAL);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
177 printf("init val: %x\n", b);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
178 b = inb(VD_CTR);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
179 printf("ctr: %x\n", b);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
180 b = inb(VD_STATUS);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
181 printf("status: %x\n", b);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
182 return 0;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
183 }
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
184
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
185 static int vordog_attach(device_t dev) {
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
186 vd_softc_t sc;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
187 struct cdev *_cdev;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
188
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
189 printf("vordog_attach 1\n");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
190
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
191 sc = (vd_softc_t)malloc(sizeof(struct vd_softc), M_TEMP, M_WAITOK);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
192 if(sc == NULL)
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
193 return ENOMEM;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
194
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
195 printf("vordog_attach 2\n");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
196 _cdev = make_dev(&vordog_cdevsw, 0, UID_ROOT, GID_WHEEL, 0600, "vordog0");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
197 if(_cdev == NULL) {
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
198 free(sc, M_TEMP);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
199 return EINVAL;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
200 }
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
201
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
202 sc->_cdev = _cdev;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
203 sc->dev = dev;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
204
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
205 printf("vordog_attach 3\n");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
206 device_set_softc(dev, sc);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
207 CDEV_2_SOFTC(_cdev) = sc;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
208
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
209 sc->open_cnt = 0;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
210 sc->init_val = 0;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
211
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
212 return 0;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
213 }
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
214
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
215 static int vordog_detach(device_t dev) {
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
216 vd_softc_t sc;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
217 struct cdev *_cdev;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
218
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
219 printf("vordog_detach 1\n");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
220 sc = device_get_softc(dev);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
221 if(sc->open_cnt != 0)
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
222 return EBUSY;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
223
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
224 printf("vordog_detach 2\n");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
225 _cdev = sc->_cdev;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
226
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
227 printf("vordog_detach 3\n");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
228 destroy_dev(_cdev);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
229 printf("vordog_detach 4\n");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
230
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
231 free(sc, M_TEMP);
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
232
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
233 return 0;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
234 }
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
235
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
236 static device_method_t vordog_methods[] = {
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
237 DEVMETHOD(device_identify, vordog_identify),
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
238 DEVMETHOD(device_probe, vordog_probe),
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
239 DEVMETHOD(device_attach, vordog_attach),
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
240 DEVMETHOD(device_detach, vordog_detach),
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
241 {0, 0}
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
242 };
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
243
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
244 static driver_t vordog_driver = {
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
245 "vordog",
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
246 vordog_methods,
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
247 0,
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
248 };
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
249
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
250 static int
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
251 vordog_evh(module_t mod, int cmd, void *arg) {
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
252 int r = 0;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
253
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
254 switch(cmd) {
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
255 case MOD_LOAD:
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
256 printf("MOD_LOAD\n");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
257 break;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
258 case MOD_UNLOAD:
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
259 printf("MOD_UNLOAD\n");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
260 vordog_go_detach(); /* remove device from parent */
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
261 break;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
262 case MOD_SHUTDOWN:
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
263 printf("MOD_SHUTDOWN\n");
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
264 break;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
265 default:
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
266 r = EINVAL;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
267 break;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
268 }
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
269 return r;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
270 }
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
271
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
272 static devclass_t vordog_devclass;
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
273
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
274 DRIVER_MODULE(vordog, nexus, vordog_driver, vordog_devclass,
71475f5afa92 Watchdog for Vortex86 6071 on FreeBSD
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
275 vordog_evh, NULL);