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-rw-r--r--drivers/char/Makefile2
-rw-r--r--drivers/char/snsc.c8
-rw-r--r--drivers/char/snsc.h40
3 files changed, 49 insertions, 1 deletions
diff --git a/drivers/char/Makefile b/drivers/char/Makefile
index 3ea8cc80ea3d..e3f5c32aac55 100644
--- a/drivers/char/Makefile
+++ b/drivers/char/Makefile
@@ -42,7 +42,7 @@ obj-$(CONFIG_SX) += sx.o generic_serial.o
obj-$(CONFIG_RIO) += rio/ generic_serial.o
obj-$(CONFIG_HVC_CONSOLE) += hvc_console.o hvsi.o
obj-$(CONFIG_RAW_DRIVER) += raw.o
-obj-$(CONFIG_SGI_SNSC) += snsc.o
+obj-$(CONFIG_SGI_SNSC) += snsc.o snsc_event.o
obj-$(CONFIG_MMTIMER) += mmtimer.o
obj-$(CONFIG_VIOCONS) += viocons.o
obj-$(CONFIG_VIOTAPE) += viotape.o
diff --git a/drivers/char/snsc.c b/drivers/char/snsc.c
index ffb9143376bb..e3c0b52d943f 100644
--- a/drivers/char/snsc.c
+++ b/drivers/char/snsc.c
@@ -374,6 +374,7 @@ scdrv_init(void)
void *salbuf;
struct class_simple *snsc_class;
dev_t first_dev, dev;
+ nasid_t event_nasid = ia64_sn_get_console_nasid();
if (alloc_chrdev_region(&first_dev, 0, numionodes,
SYSCTL_BASENAME) < 0) {
@@ -441,6 +442,13 @@ scdrv_init(void)
ia64_sn_irtr_intr_enable(scd->scd_nasid,
0 /*ignored */ ,
SAL_IROUTER_INTR_RECV);
+
+ /* on the console nasid, prepare to receive
+ * system controller environmental events
+ */
+ if(scd->scd_nasid == event_nasid) {
+ scdrv_event_init(scd);
+ }
}
return 0;
}
diff --git a/drivers/char/snsc.h b/drivers/char/snsc.h
index c22c6c55e254..a9efc13cc858 100644
--- a/drivers/char/snsc.h
+++ b/drivers/char/snsc.h
@@ -47,4 +47,44 @@ struct sysctl_data_s {
nasid_t scd_nasid; /* Node on which subchannels are opened. */
};
+
+/* argument types */
+#define IR_ARG_INT 0x00 /* 4-byte integer (big-endian) */
+#define IR_ARG_ASCII 0x01 /* null-terminated ASCII string */
+#define IR_ARG_UNKNOWN 0x80 /* unknown data type. The low
+ * 7 bits will contain the data
+ * length. */
+#define IR_ARG_UNKNOWN_LENGTH_MASK 0x7f
+
+
+/* system controller event codes */
+#define EV_CLASS_MASK 0xf000ul
+#define EV_SEVERITY_MASK 0x0f00ul
+#define EV_COMPONENT_MASK 0x00fful
+
+#define EV_CLASS_POWER 0x1000ul
+#define EV_CLASS_FAN 0x2000ul
+#define EV_CLASS_TEMP 0x3000ul
+#define EV_CLASS_ENV 0x4000ul
+#define EV_CLASS_TEST_FAULT 0x5000ul
+#define EV_CLASS_TEST_WARNING 0x6000ul
+#define EV_CLASS_PWRD_NOTIFY 0x8000ul
+
+#define EV_SEVERITY_POWER_STABLE 0x0000ul
+#define EV_SEVERITY_POWER_LOW_WARNING 0x0100ul
+#define EV_SEVERITY_POWER_HIGH_WARNING 0x0200ul
+#define EV_SEVERITY_POWER_HIGH_FAULT 0x0300ul
+#define EV_SEVERITY_POWER_LOW_FAULT 0x0400ul
+
+#define EV_SEVERITY_FAN_STABLE 0x0000ul
+#define EV_SEVERITY_FAN_WARNING 0x0100ul
+#define EV_SEVERITY_FAN_FAULT 0x0200ul
+
+#define EV_SEVERITY_TEMP_STABLE 0x0000ul
+#define EV_SEVERITY_TEMP_ADVISORY 0x0100ul
+#define EV_SEVERITY_TEMP_CRITICAL 0x0200ul
+#define EV_SEVERITY_TEMP_FAULT 0x0300ul
+
+void scdrv_event_init(struct sysctl_data_s *);
+
#endif /* _SN_SYSCTL_H_ */