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author | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-07-17 11:17:36 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-07-17 11:17:36 -0300 |
commit | a3db9d60a118571e696b684a6e8c692a2b064941 (patch) | |
tree | ff7bae0f79b7a2ee0bce03de4f883550200c52a9 /Documentation/dcdbas.txt | |
parent | media: staging: cxd2099: Activate cxd2099 buffer mode (diff) | |
parent | Linux v4.13-rc1 (diff) | |
download | linux-dev-a3db9d60a118571e696b684a6e8c692a2b064941.tar.xz linux-dev-a3db9d60a118571e696b684a6e8c692a2b064941.zip |
Merge tag 'v4.13-rc1' into patchwork
Linux v4.13-rc1
* tag 'v4.13-rc1': (11136 commits)
Linux v4.13-rc1
random: reorder READ_ONCE() in get_random_uXX
random: suppress spammy warnings about unseeded randomness
replace incorrect strscpy use in FORTIFY_SOURCE
kmod: throttle kmod thread limit
kmod: add test driver to stress test the module loader
MAINTAINERS: give kmod some maintainer love
xtensa: use generic fb.h
fault-inject: add /proc/<pid>/fail-nth
fault-inject: simplify access check for fail-nth
fault-inject: make fail-nth read/write interface symmetric
fault-inject: parse as natural 1-based value for fail-nth write interface
fault-inject: automatically detect the number base for fail-nth write interface
kernel/watchdog.c: use better pr_fmt prefix
MAINTAINERS: move the befs tree to kernel.org
lib/atomic64_test.c: add a test that atomic64_inc_not_zero() returns an int
mm: fix overflow check in expand_upwards()
ubifs: Set double hash cookie also for RENAME_EXCHANGE
ubifs: Massage assert in ubifs_xattr_set() wrt. init_xattrs
ubifs: Don't leak kernel memory to the MTD
...
Diffstat (limited to 'Documentation/dcdbas.txt')
-rw-r--r-- | Documentation/dcdbas.txt | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/Documentation/dcdbas.txt b/Documentation/dcdbas.txt index e1c52e2dc361..309cc57a7c1c 100644 --- a/Documentation/dcdbas.txt +++ b/Documentation/dcdbas.txt @@ -1,4 +1,9 @@ +=================================== +Dell Systems Management Base Driver +=================================== + Overview +======== The Dell Systems Management Base Driver provides a sysfs interface for systems management software such as Dell OpenManage to perform system @@ -17,6 +22,7 @@ more information about the libsmbios project. System Management Interrupt +=========================== On some Dell systems, systems management software must access certain management information via a system management interrupt (SMI). The SMI data @@ -24,12 +30,12 @@ buffer must reside in 32-bit address space, and the physical address of the buffer is required for the SMI. The driver maintains the memory required for the SMI and provides a way for the application to generate the SMI. The driver creates the following sysfs entries for systems management -software to perform these system management interrupts: +software to perform these system management interrupts:: -/sys/devices/platform/dcdbas/smi_data -/sys/devices/platform/dcdbas/smi_data_buf_phys_addr -/sys/devices/platform/dcdbas/smi_data_buf_size -/sys/devices/platform/dcdbas/smi_request + /sys/devices/platform/dcdbas/smi_data + /sys/devices/platform/dcdbas/smi_data_buf_phys_addr + /sys/devices/platform/dcdbas/smi_data_buf_size + /sys/devices/platform/dcdbas/smi_request Systems management software must perform the following steps to execute a SMI using this driver: @@ -43,6 +49,7 @@ a SMI using this driver: Host Control Action +=================== Dell OpenManage supports a host control feature that allows the administrator to perform a power cycle or power off of the system after the OS has finished @@ -69,12 +76,14 @@ power off host control action using this driver: Host Control SMI Type +===================== The following table shows the value to write to host_control_smi_type to perform a power cycle or power off host control action: +=================== ===================== PowerEdge System Host Control SMI Type ----------------- --------------------- +=================== ===================== 300 HC_SMITYPE_TYPE1 1300 HC_SMITYPE_TYPE1 1400 HC_SMITYPE_TYPE2 @@ -87,5 +96,4 @@ PowerEdge System Host Control SMI Type 1655MC HC_SMITYPE_TYPE2 700 HC_SMITYPE_TYPE3 750 HC_SMITYPE_TYPE3 - - +=================== ===================== |