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/openbmc/docs/designs/
H A Dstate-management-and-external-interfaces.md23 [phoshor-state-manager][2] implements the xyz.openbmc_project.State.\*
28 the appropriate xyz.openbmc_project.State.\* D-Bus interface.
35 Currently phosphor-state-manager supports the following:
37 - Chassis: On/Off
38 - Host: On/Off/Reboot
60 "ForceOff": "Turn off the unit immediately (non-graceful shutdown).",
62 "ForceRestart": "Shut down immediately and non-gracefully and restart
64 "GracefulRestart": "Shut down gracefully and restart the system.",
65 "GracefulShutdown": "Shut down gracefully and power off.",
84 …------------------------------ | -----------------------------------------------------------------…
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/openbmc/qemu/tests/qemu-iotests/
H A D22542 # This tests vmdk-specific low-level functionality
52 _make_test_img -b "$TEST_IMG.base" -F $IMGFMT
60 if [ -z "$backing" ]; then
66 echo "{ 'node-name': '$node_name',
79 not_vmdk_opts="{ 'node-name': 'backing', 'driver': 'null-co' }"
86 _launch_qemu -blockdev "$base_opts" -blockdev "$overlay_opts"
89 _send_qemu_cmd $QEMU_HANDLE 'qemu-io overlay "read 0 512"' 'ops'
99 _launch_qemu -blockdev "$not_base_opts" -blockdev "$overlay_opts"
101 # Should fail (gracefully)
102 _send_qemu_cmd $QEMU_HANDLE 'qemu-io overlay "read 0 512"' 'failed'
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H A D19421 # Non-shared storage migration test using NBD server and drive-mirror
36 iotests.qemu_img_create('-f', iotests.imgfmt, source_img_path, img_size)
37 iotests.qemu_img_create('-f', iotests.imgfmt, dest_img_path, img_size)
46 source_vm.qmp_log('block-dirty-bitmap-add', node='drive0', name='bitmap0')
49 …iotests.log(dest_vm.qmp('nbd-server-start', addr={'type': 'unix', 'data': {'path': nbd_sock_path}}…
50 iotests.log(dest_vm.qmp('nbd-server-add', device='drive0', writable=True))
52 iotests.log('Starting `drive-mirror` on source...')
54 'drive-mirror',
60 job_id='mirror-job0'))
62 iotests.log('Waiting for `drive-mirror` to complete...')
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/openbmc/linux/arch/ia64/mm/
H A Dfault.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 1998-2002 Hewlett-Packard Co
6 * David Mosberger-Tang <davidm@hpl.hp.com>
70 struct mm_struct *mm = current->mm; in ia64_do_page_fault()
79 prefetchw(&mm->mmap_lock); in ia64_do_page_fault()
107 * find_vma_prev() returns vma such that address < vma->vm_end or NULL in ia64_do_page_fault()
111 * this case vma will be null, but prev_vma will ne non-null in ia64_do_page_fault()
113 if (( !vma && prev_vma ) || (address < vma->vm_start) ) { in ia64_do_page_fault()
128 if (((isr >> IA64_ISR_R_BIT) & 1UL) && (!(vma->vm_flags & (VM_READ | VM_WRITE)))) in ia64_do_page_fault()
131 if ((vma->vm_flags & mask) != mask) in ia64_do_page_fault()
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/openbmc/phosphor-dbus-interfaces/yaml/xyz/openbmc_project/State/
H A DDrive.interface.yaml5 - name: Rebuilding
10 - name: RequestedDriveTransition
15 - name: CurrentDriveState
19 The current state of the Drive and is a read-only property.
21 - readonly
22 - name: LastRebootTime
30 - readonly
33 - name: Transition
37 - name: "Reboot"
40 - name: "HardReboot"
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H A DBMC.interface.yaml8 - name: RequestedBMCTransition
14 - xyz.openbmc_project.Common.Error.Unavailable
16 - name: CurrentBMCState
19 The current state of the BMC and is a read-only property.
21 - name: LastRebootTime
27 - name: LastRebootCause
34 - name: Transition
38 - name: "Reboot"
41 - name: "HardReboot"
43 BMC system should be non-gracefully rebooted.
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/openbmc/linux/Documentation/ABI/testing/
H A Ddev-kmsg30 first message in the buffer; there is no kernel-internal
36 used -EAGAIN returned.
42 the device is kept open, the next read() will return -EPIPE,
67 Because of the non-standard behavior also the error values are
68 non-standard. -ESPIPE is returned for non-zero offset. -EINVAL
80 gracefully ignored.
85 all non-printable characters and '\' itself in the log message
86 are escaped by "\x00" C-style hex encoding.
95 7,160,424069,-;pci_root PNP0A03:00: host bridge window [io 0x0000-0x0cf7] (ignored)
98 6,339,5140900,-;NET: Registered protocol family 10
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/openbmc/qemu/hw/misc/
H A Dimx7_snvs.c2 * IMX7 Secure Non-Volatile Storage
9 * See the COPYING file in the top-level directory.
12 * down linux guest gracefully.
44 return s->tick_offset + ticks; in imx7_snvs_get_count()
60 ret = s->lpcr; in imx7_snvs_read()
73 s->lpcr = 0; in imx7_snvs_reset()
97 s->lpcr = v; in imx7_snvs_write()
109 s->tick_offset += new_value - snvs_count; in imx7_snvs_write()
136 memory_region_init_io(&s->mmio, obj, &imx7_snvs_ops, s, in imx7_snvs_init()
139 sysbus_init_mmio(sd, &s->mmio); in imx7_snvs_init()
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/openbmc/qemu/docs/system/i386/
H A Dsgx.rst5 --------
16 -----------
36 require -maxmem as EPC is not treated as {cold,hot}plugged memory.
43 The following QEMU snippet creates two EPC sections, with 64M pre-allocated
46 -object memory-backend-epc,id=mem1,size=64M,prealloc=on \
47 -object memory-backend-epc,id=mem2,size=28M \
48 -M sgx-epc.0.memdev=mem1,sgx-epc.1.memdev=mem2
70 SGX keys being changed, and handle gracefully. For instance, when ERESUME fails
71 with #PF.SGX, guest software can gracefully detect it and recreate enclaves;
79 in any of QEMU's built-in CPU configuration. To expose SGX (and SGX Launch
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H A Dmicrovm.rst8 designed for short-lived guests. microvm also establishes a baseline
14 -----------------
18 - ISA bus
19 - i8259 PIC (optional)
20 - i8254 PIT (optional)
21 - MC146818 RTC (optional)
22 - One ISA serial port (optional)
23 - LAPIC
24 - IOAPIC (with kernel-irqchip=split by default)
25 - kvmclock (if using KVM)
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/openbmc/linux/arch/parisc/mm/
H A Dfault.c39 * parisc_acctyp(unsigned int inst) --
40 * Given a PA-RISC memory access instruction, determine if the
81 * older PA-RISC platforms. The case where a block in parisc_acctyp()
89 * 01 Graphics flush write (IO space -> VM) in parisc_acctyp()
90 * 10 Graphics flush read (VM -> IO space) in parisc_acctyp()
91 * 11 Graphics flush read/write (VM <-> IO space) in parisc_acctyp()
127 * not, but I want it committed to CVS so I don't lose it :-)
130 if (tree->vm_start > addr) {
131 tree = tree->vm_avl_left;
134 if (prev->vm_next == NULL)
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/openbmc/linux/arch/openrisc/mm/
H A Dfault.c1 // SPDX-License-Identifier: GPL-2.0-or-later
11 * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
27 #define TLB_OFFSET(add) (((add) >> PAGE_SHIFT) & (NUM_TLB_ENTRIES-1))
29 /* __PHX__ :: - check the vmalloc_fault in do_page_fault()
30 * - also look into include/asm/mmu_context.h
59 * We fault-in kernel-space virtual memory on-demand. The in do_page_fault()
92 if (regs->sr && (SPR_SR_IEE | SPR_SR_TEE)) in do_page_fault()
96 mm = tsk->mm; in do_page_fault()
116 if (vma->vm_start <= address) in do_page_fault()
119 if (!(vma->vm_flags & VM_GROWSDOWN)) in do_page_fault()
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/openbmc/linux/drivers/gpu/drm/i915/
H A DKconfig.profile35 that complements the runtime-pm autosuspend and provides a lower
46 check the health of the GPU and undertake regular house-keeping of
98 take a non-negligible time to setup, we do a short spin first to
110 int "How long to wait for an engine to quiesce gracefully before reset (ms)"
/openbmc/linux/include/rdma/
H A Diw_cm.h1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
36 * iw_cm_handler - Function to be called by the IW CM when delivering events
46 * iw_event_handler - Function called by the provider when delivering provider
48 * or -errno if the event could not be processed.
97 * iw_create_cm_id - Create an IW CM identifier.
108 * iw_destroy_cm_id - Destroy an IW CM identifier.
118 * iw_cm_listen - Listen for incoming connection requests on the
122 * @backlog: The maximum number of outstanding un-accepted inbound listen
131 * iw_cm_accept - Called to accept an incoming connect request.
140 * the return of this function. If this function returns a non-zero value, the
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/openbmc/linux/include/uapi/linux/surface_aggregator/
H A Ddtx.h1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
3 * Surface DTX (clipboard detachment system driver) user-space interface.
6 * device allows user-space to control the clipboard detachment process on
9 * Copyright (C) 2020-2021 Maximilian Luz <luzmaximilian@gmail.com>
42 /* Runtime errors (non-critical) */
62 * enum sdtx_device_mode - Mode describing how (and if) the clipboard is
81 * struct sdtx_event - Event provided by reading from the DTX device file.
95 * enum sdtx_event_code - Code describing the type of an event.
104 * gracefully handle unknown events, i.e. by simply skipping them.
106 * Consult the DTX user-space interface documentation for details regarding
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/openbmc/qemu/qapi/
H A Dcontrol.json1 # -*- Mode: Python -*-
19 # .. qmp-example::
21 # -> { "execute": "qmp_capabilities",
23 # <- { "return": {} }
28 # :doc:`/interop/qmp-spec`)
38 'allow-preconfig': true }
46 # @oob: QMP ability to support out-of-band requests. (Please refer to
47 # qmp-spec.rst for more information on OOB)
57 # A three-part version number.
82 # Downstream versions of QEMU should set this to a non-empty
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/openbmc/qemu/python/qemu/machine/
H A Dmachine.py8 # Copyright (C) 2015-2016 Red Hat Inc.
15 # the COPYING file in the top-level directory.
83 def __str__(self) -> str:
121 # pylint: disable=too-many-instance-attributes, too-many-public-methods
140 @param name: prefix for socket and log file names (default: qemu-PID)
149 # pylint: disable=too-many-arguments
195 def __enter__(self: _T) -> _T:
201 exc_tb: Optional[TracebackType]) -> None:
204 def add_monitor_null(self) -> None:
208 self._args.append('-monitor')
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/openbmc/linux/include/linux/
H A Dkfence.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Kernel Electric-Fence (KFENCE). Public interface for allocator and fault
4 * handler integration. For more info see Documentation/dev-tools/kfence.rst.
34 * is_kfence_address() - check if an address belongs to KFENCE pool
46 * Note: This function may be used in fast-paths, and is performance critical.
56 * the slow-path after the range-check! in is_kfence_address()
58 return unlikely((unsigned long)((char *)addr - __kfence_pool) < KFENCE_POOL_SIZE && __kfence_pool); in is_kfence_address()
62 * kfence_alloc_pool_and_metadata() - allocate the KFENCE pool and KFENCE
68 * kfence_init() - perform KFENCE initialization at boot time
76 * kfence_shutdown_cache() - handle shutdown_cache() for KFENCE objects
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/openbmc/qemu/docs/interop/
H A Dlive-block-operations.rst5 later. See the COPYING file in the top-level directory.
14 live block device jobs -- stream, commit, mirror, and backup. These can
19 to another target image; and point-in-time (and incremental) backups of
21 primitives, and some (non-exhaustive list of) examples to illustrate
25 The file ``qapi/block-core.json`` in the QEMU source tree has the
35 ---------------------------------
38 ``blockdev-snapshot-sync``, or offline via ``qemu-img``)::
45 [A] <----- [B]
59 block-core.json.)
74 -------------------------------------------
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/openbmc/linux/arch/x86/kernel/
H A Dprocess_32.c9 * This file handles the architecture-dependent parts of process handling..
71 log_lvl, regs->ax, regs->bx, regs->cx, regs->dx); in __show_regs()
73 log_lvl, regs->si, regs->di, regs->bp, regs->sp); in __show_regs()
75 log_lvl, (u16)regs->ds, (u16)regs->es, (u16)regs->fs, gs, regs->ss, regs->flags); in __show_regs()
94 /* Only print out debug registers if they are in their non-default state. */ in __show_regs()
107 BUG_ON(dead_task->mm); in release_thread()
115 regs->fs = 0; in start_thread()
116 regs->ds = __USER_DS; in start_thread()
117 regs->es = __USER_DS; in start_thread()
118 regs->ss = __USER_DS; in start_thread()
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/openbmc/linux/include/drm/
H A Dgpu_scheduler.h28 #include <linux/dma-fence.h>
36 * DRM_SCHED_FENCE_DONT_PIPELINE - Prefent dependency pipelining
45 * DRM_SCHED_FENCE_FLAG_HAS_DEADLINE_BIT - A fence deadline hint has been set
81 * struct drm_sched_entity - A wrapper around a job queue (typically
244 * struct drm_sched_rq - queue of entities to be scheduled.
265 * struct drm_sched_fence - fences corresponding to the scheduling of a job.
316 * struct drm_sched_job - A job to be run by an entity.
379 return s_job && atomic_inc_return(&s_job->karma) > threshold; in drm_sched_invalidate_job()
389 * struct drm_sched_backend_ops - Define the backend operations
428 * 2. Try to gracefully stop non-faulty jobs (optional)
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/openbmc/linux/arch/powerpc/mm/
H A Dfault.c1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
58 * be caught by the assembly which will restore the non-volatile in __bad_area_nosemaphore()
76 struct mm_struct *mm = current->mm; in __bad_area()
90 struct mm_struct *mm = current->mm; in bad_access_pkey()
116 * be caught by the assembly which will restore the non-volatile in bad_access_pkey()
138 current->thread.trap_nr = BUS_ADRERR; in do_sigbus()
144 current->comm, current->pid, address); in do_sigbus()
174 * made us unable to handle the page fault gracefully. in mm_fault_error()
198 pr_crit_ratelimited("kernel tried to execute %s page (%lx) - exploit attempt? (uid: %d)\n", in bad_kernel_fault()
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/openbmc/ipmitool/control/
H A Dipmitool.spec.in2 Summary: ipmitool - Utility for IPMI control
8 Source: %{name}-%{version}.tar.gz
9 Buildroot: /var/tmp/ipmitool-root
16 This utility can communicate with IPMI-enabled devices through either a
19 communications and remote Serial-over-LAN functionality.
28 rm -rf $RPM_BUILD_ROOT
34 ./configure --with-kerneldir \
35 --with-rpm-distro=@DISTRO@ \
36 --prefix=%{_prefix} \
37 --bindir=%{_bindir} \
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/openbmc/openbmc-test-automation/lib/
H A Dfan_utils.robot80 [Documentation] Set the fan state, either functional or non-functional.
85 # fan_state The state to set, 1 for functional, 2 for non-functional.
122 ... fan's clockwise blade, and the speed of the counter-clockwise blade.
123 # Each fan unit has two counter-rotating fan blades
137 # Get the counter-clockwise blade speed.
171 ${cmd}= Catenate systemctl ${state} phosphor-fan-control@0.service
215 ${cmd}= Catenate systemctl list-units | grep phosphor-fan | wc -l
222 ... Fail msg=No phosphor-fan monitors found at power on.
226 ... Fail msg=Phosphor-fan monitors found at power off.
277 ${min_limit}= Evaluate ${target_speed}-${tolerance_value}
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/openbmc/linux/arch/arm64/kvm/
H A Dreset.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2012,2013 - ARM Ltd
7 * Copyright (C) 2012 - Virtual Open Systems and Columbia University
79 return -EINVAL; in kvm_vcpu_enable_sve()
81 vcpu->arch.sve_max_vl = kvm_sve_max_vl; in kvm_vcpu_enable_sve()
95 * vcpu->arch.sve_state as necessary.
104 vl = vcpu->arch.sve_max_vl; in kvm_vcpu_finalize_sve()
109 * set_sve_vls(). Double-check here just to be sure: in kvm_vcpu_finalize_sve()
113 return -EIO; in kvm_vcpu_finalize_sve()
118 return -ENOMEM; in kvm_vcpu_finalize_sve()
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