diff options
| author | Greg Howard <ghoward@sgi.com> | 2005-04-25 13:28:52 -0700 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2005-04-25 13:28:52 -0700 |
| commit | 67639deb099c6085acc447c1b7d6a17792dedad0 (patch) | |
| tree | b9cdf0d92ff2c02e7ed182a93d7ea270ba752b10 /drivers/char | |
| parent | b9e41d7fb62ae26adee84c18048037214ce5d866 (diff) | |
[IA64] Altix system controller event handling
The following is an update of the patch I sent yesterday
(3/9/05) incorporating suggestions from Christoph Hellwig and
Andreas Schwab. It allows Altix and Altix-like systems to
handle environmental events generated by the system controllers,
and should apply on top of Jack Steiner's patch of 3/1/05 ("New
chipset support for SN platform") and Mark Goodwin's patch of
3/8/05 ("Altix SN topology support for new chipsets and pci
topology").
Signed-off-by: Greg Howard <ghoward@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/Makefile | 2 | ||||
| -rw-r--r-- | drivers/char/snsc.c | 8 | ||||
| -rw-r--r-- | drivers/char/snsc.h | 40 |
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_ */ |