diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/ABI/stable/thermal-notification | 4 | ||||
| -rw-r--r-- | Documentation/IPMI.txt | 27 | ||||
| -rw-r--r-- | Documentation/acpi/apei/output_format.txt | 122 | ||||
| -rw-r--r-- | Documentation/feature-removal-schedule.txt | 11 | ||||
| -rw-r--r-- | Documentation/kernel-parameters.txt | 5 | ||||
| -rw-r--r-- | Documentation/thermal/sysfs-api.txt | 12 |
6 files changed, 176 insertions, 5 deletions
diff --git a/Documentation/ABI/stable/thermal-notification b/Documentation/ABI/stable/thermal-notification new file mode 100644 index 00000000000..9723e8b7aeb --- /dev/null +++ b/Documentation/ABI/stable/thermal-notification @@ -0,0 +1,4 @@ +What: A notification mechanism for thermal related events +Description: + This interface enables notification for thermal related events. + The notification is in the form of a netlink event. diff --git a/Documentation/IPMI.txt b/Documentation/IPMI.txt index 69dd29ed824..b2bea15137d 100644 --- a/Documentation/IPMI.txt +++ b/Documentation/IPMI.txt @@ -533,6 +533,33 @@ completion during sending a panic event. Other Pieces ------------ +Get the detailed info related with the IPMI device +-------------------------------------------------- + +Some users need more detailed information about a device, like where +the address came from or the raw base device for the IPMI interface. +You can use the IPMI smi_watcher to catch the IPMI interfaces as they +come or go, and to grab the information, you can use the function +ipmi_get_smi_info(), which returns the following structure: + +struct ipmi_smi_info { + enum ipmi_addr_src addr_src; + struct device *dev; + union { + struct { + void *acpi_handle; + } acpi_info; + } addr_info; +}; + +Currently special info for only for SI_ACPI address sources is +returned. Others may be added as necessary. + +Note that the dev pointer is included in the above structure, and +assuming ipmi_smi_get_info returns success, you must call put_device +on the dev pointer. + + Watchdog -------- diff --git a/Documentation/acpi/apei/output_format.txt b/Documentation/acpi/apei/output_format.txt new file mode 100644 index 00000000000..9146952c612 --- /dev/null +++ b/Documentation/acpi/apei/output_format.txt @@ -0,0 +1,122 @@ + APEI output format + ~~~~~~~~~~~~~~~~~~ + +APEI uses printk as hardware error reporting interface, the output +format is as follow. + +<error record> := +APEI generic hardware error status +severity: <integer>, <severity string> +section: <integer>, severity: <integer>, <severity string> +flags: <integer> +<section flags strings> +fru_id: <uuid string> +fru_text: <string> +section_type: <section type string> +<section data> + +<severity string>* := recoverable | fatal | corrected | info + +<section flags strings># := +[primary][, containment warning][, reset][, threshold exceeded]\ +[, resource not accessible][, latent error] + +<section type string> := generic processor error | memory error | \ +PCIe error | unknown, <uuid string> + +<section data> := +<generic processor section data> | <memory section data> | \ +<pcie section data> | <null> + +<generic processor section data> := +[processor_type: <integer>, <proc type string>] +[processor_isa: <integer>, <proc isa string>] +[error_type: <integer> +<proc error type strings>] +[operation: <integer>, <proc operation string>] +[flags: <integer> +<proc flags strings>] +[level: <integer>] +[version_info: <integer>] +[processor_id: <integer>] +[target_address: <integer>] +[requestor_id: <integer>] +[responder_id: <integer>] +[IP: <integer>] + +<proc type string>* := IA32/X64 | IA64 + +<proc isa string>* := IA32 | IA64 | X64 + +<processor error type strings># := +[cache error][, TLB error][, bus error][, micro-architectural error] + +<proc operation string>* := unknown or generic | data read | data write | \ +instruction execution + +<proc flags strings># := +[restartable][, precise IP][, overflow][, corrected] + +<memory section data> := +[error_status: <integer>] +[physical_address: <integer>] +[physical_address_mask: <integer>] +[node: <integer>] +[card: <integer>] +[module: <integer>] +[bank: <integer>] +[device: <integer>] +[row: <integer>] +[column: <integer>] +[bit_position: <integer>] +[requestor_id: <integer>] +[responder_id: <integer>] +[target_id: <integer>] +[error_type: <integer>, <mem error type string>] + +<mem error type string>* := +unknown | no error | single-bit ECC | multi-bit ECC | \ +single-symbol chipkill ECC | multi-symbol chipkill ECC | master abort | \ +target abort | parity error | watchdog timeout | invalid address | \ +mirror Broken | memory sparing | scrub corrected error | \ +scrub uncorrected error + +<pcie section data> := +[port_type: <integer>, <pcie port type string>] +[version: <integer>.<integer>] +[command: <integer>, status: <integer>] +[device_id: <integer>:<integer>:<integer>.<integer> +slot: <integer> +secondary_bus: <integer> +vendor_id: <integer>, device_id: <integer> +class_code: <integer>] +[serial number: <integer>, <integer>] +[bridge: secondary_status: <integer>, control: <integer>] + +<pcie port type string>* := PCIe end point | legacy PCI end point | \ +unknown | unknown | root port | upstream switch port | \ +downstream switch port | PCIe to PCI/PCI-X bridge | \ +PCI/PCI-X to PCIe bridge | root complex integrated endpoint device | \ +root complex event collector + +Where, [] designate corresponding content is optional + +All <field string> description with * has the following format: + +field: <integer>, <field string> + +Where value of <integer> should be the position of "string" in <field +string> description. Otherwise, <field string> will be "unknown". + +All <field strings> description with # has the following format: + +field: <integer> +<field strings> + +Where each string in <fields strings> corresponding to one set bit of +<integer>. The bit position is the position of "string" in <field +strings> description. + +For more detailed explanation of every field, please refer to UEFI +specification version 2.3 or later, section Appendix N: Common +Platform Error Record. diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index 6cbbd20534c..8c594c45b6a 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt @@ -248,6 +248,17 @@ Who: Zhang Rui <rui.zhang@intel.com> --------------------------- +What: CONFIG_ACPI_PROCFS_POWER +When: 2.6.39 +Why: sysfs I/F for ACPI power devices, including AC and Battery, + has been working in upstream kenrel since 2.6.24, Sep 2007. + In 2.6.37, we make the sysfs I/F always built in and this option + disabled by default. + Remove this option and the ACPI power procfs interface in 2.6.39. +Who: Zhang Rui <rui.zhang@intel.com> + +--------------------------- + What: /proc/acpi/button When: August 2007 Why: /proc/acpi/button has been replaced by events to the input layer diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 55fe7599bc8..b72e071a3e5 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -199,11 +199,6 @@ and is between 256 and 4096 characters. It is defined in the file unusable. The "log_buf_len" parameter may be useful if you need to capture more output. - acpi_display_output= [HW,ACPI] - acpi_display_output=vendor - acpi_display_output=video - See above. - acpi_irq_balance [HW,ACPI] ACPI will balance active IRQs default in APIC mode diff --git a/Documentation/thermal/sysfs-api.txt b/Documentation/thermal/sysfs-api.txt index cb3d15bc1ae..b61e46f449a 100644 --- a/Documentation/thermal/sysfs-api.txt +++ b/Documentation/thermal/sysfs-api.txt @@ -278,3 +278,15 @@ method, the sys I/F structure will be built like this: |---name: acpitz |---temp1_input: 37000 |---temp1_crit: 100000 + +4. Event Notification + +The framework includes a simple notification mechanism, in the form of a +netlink event. Netlink socket initialization is done during the _init_ +of the framework. Drivers which intend to use the notification mechanism +just need to call generate_netlink_event() with two arguments viz +(originator, event). Typically the originator will be an integer assigned +to a thermal_zone_device when it registers itself with the framework. The +event will be one of:{THERMAL_AUX0, THERMAL_AUX1, THERMAL_CRITICAL, +THERMAL_DEV_FAULT}. Notification can be sent when the current temperature +crosses any of the configured thresholds. |