| /openbmc/qemu/docs/devel/ |
| H A D | style.rst | 24 can tell the difference between a tab and eight spaces from a distance
64 if (a == 1 &&
67 while (a == 1 &&
100 as a guard against obviously-overlength lines, not a target.)
158 If a function is a shim designed to deal with compatibility
176 if (a == 5) {
225 When comparing a variable for (in)equality with a constant, list the
230 if (a == 1) {
617 * If a variable declared with g_auto* holds a value which must
719 around a block inside a function.
[all …]
|
| /openbmc/linux/arch/arc/include/asm/ |
| H A D | atomic64-arcv2.h | 15 #define ATOMIC64_INIT(a) { (a) } argument
29 static inline void arch_atomic64_set(atomic64_t *v, s64 a) in arch_atomic64_set() argument
45 : "r"(a), "r"(&v->counter) in arch_atomic64_set()
50 static inline void arch_atomic64_##op(s64 a, atomic64_t *v) \
62 : "r"(&v->counter), "ir"(a) \
67 static inline s64 arch_atomic64_##op##_return_relaxed(s64 a, atomic64_t *v) \
79 : "r"(&v->counter), "ir"(a) \
89 static inline s64 arch_atomic64_fetch_##op##_relaxed(s64 a, atomic64_t *v) \
101 : "r"(&v->counter), "ir"(a) \
209 static inline s64 arch_atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u) in arch_atomic64_fetch_add_unless() argument
[all …]
|
| /openbmc/linux/Documentation/livepatch/ |
| H A D | callbacks.rst | 5 Livepatch (un)patch-callbacks provide a mechanism for livepatch modules
6 to execute callback functions when a kernel object is (un)patched. They
25 - Module init/exit code doesn't run when disabling and re-enabling a
28 - A module notifier can't stop a to-be-patched module from loading.
40 - before a klp_object is patched
43 - after a klp_object has been patched and is active
61 symmetry: pre-patch callbacks have a post-unpatch counterpart and
62 post-patch callbacks have a pre-unpatch counterpart. An unpatch
79 callback is provided, the transition is assumed to be safe.) If a
82 - Refuse to load a livepatch, if the livepatch is loaded after
[all …]
|
| /openbmc/openbmc/poky/meta/conf/machine/include/ |
| H A D | README | 15 AVAILTUNES - This is a list of all of the tuning definitions currently
17 with the machine configuration, or each other in a multilib
21 DEFAULTTUNE - This specifies the tune to use for a particular build.
26 TUNEVALID[feature] - The <feature> is defined with a human readable
31 New sanity checks will try to reject combinations in which a single
37 TUNE_FEATURES:tune-<tune> - Specify the features used to describe a
38 specific tune. This is a list of features that a tune support, each
39 feature must be in the TUNEVALID list. Note: the tune and a given
48 files with a ".=". Spaces are not allowed in this variable.
62 define the architecture, abi and tuning of a particular package.
[all …]
|
| /openbmc/libmctp/ |
| H A D | README.md | 3 This library is intended to be a portable implementation of the Management
26 To initialise the MCTP stack with a single hardware bus:
31 the core, using a predefined EID
33 Then, register a function call to be invoked when a message is received:
35 - `mctp_set_rx_all(mctp, function)`: Provide a callback to be invoked when a
38 Or transmit a message:
40 - `mctp_message_tx(mctp, message, len)`: Transmit a MCTP message
60 a local rx callback, and messages are bridged as-is.
80 or maybe the `foo` binding needs a path argument:
101 1. as a simple library (`libmctp.{a,so}`) which can be compiled separately and
[all …]
|
| /openbmc/linux/Documentation/security/ |
| H A D | landlock.rst | 13 harden a whole system, this feature should be available to any process,
17 expose a minimal attack surface.
44 * Resources (e.g. file descriptors) directly obtained from the kernel by a
57 content of a listed inode. Indeed, a file name is local to its parent
59 (hard) links. Being able to unlink a file only has a direct impact on the
72 allowed to open a file for writing without being allowed to
112 A domain is a read-only ruleset tied to a set of subjects (i.e. tasks'
113 credentials). Each time a ruleset is enforced on a task, the current domain is
115 domain. Indeed, once in a domain, each rule is tied to a layer level. To
119 of a ruleset provided by the task.
[all …]
|
| /openbmc/linux/Documentation/networking/device_drivers/ethernet/freescale/dpaa2/ |
| H A D | overview.rst | 78 in creating a network interfaces.
103 From the point of view of an OS, a DPRC behaves similar to a plug and
242 is made via a DPRC command.
280 As described previously, a DPRC is a container that holds the other
283 Each object in the DPRC is a Linux "device" and is bound to a driver.
327 The MC-bus driver is a platform driver and is probed from a
378 To transmit a packet the Ethernet driver puts data on a queue and
380 a data availability notification callback. To dequeue a packet
381 a DPIO API is used.
401 plays a role of being a proxy between the PHY driver and the
[all …]
|
| /openbmc/linux/Documentation/process/ |
| H A D | 3.Early-stage.rst | 6 When contemplating a Linux kernel development project, it can be tempting
16 Like any engineering project, a successful kernel enhancement starts with a
18 easy: when a driver is needed for a specific piece of hardware, for
44 There are a number of very good Linux kernel developers, but they
46 to communicate user requirements to these people is a waste of
56 creation of a body of code.
59 answers to a short set of questions:
76 communication can save time and trouble in a number of ways:
105 locking and such into code is a difficult task; as a result, the merging
131 the MAINTAINERS file for a relevant place to post. If there is a suitable
[all …]
|
| H A D | 4.Coding.rst | 6 While there is much to be said for a solid and community-oriented design
12 This section will examine the coding process. We'll start with a look at a
24 The kernel has long had a standard coding style, described in
27 advisory. As a result, there is a substantial amount of code in the kernel
43 giving up a degree of control in a number of ways - including control over
81 At a simple level, consider a function which has an argument which is
108 programmers, who see it as a way to efficiently encode a great deal of
112 is almost always a sign of code which needs some cleanup work.
291 paths had been exercised a few times.
396 needs, that may be a sign that the API needs to change. As a kernel
[all …]
|
| /openbmc/u-boot/doc/driver-model/ |
| H A D | livetree.txt | 8 Traditionally U-Boot has used a 'flat' device tree. This means that it
35 the parent of a node is a slow process. Reading from nodes involves a
36 small amount parsing which takes a little time.
42 seems to save a little time.
49 after relocation. Therefore we need a mechanism to specify a device
57 a 'struct udevice *' which is attached to a device tree node. Therefore it
132 struct property - holds information about a property within a node
139 a node to be linked together in a chain.
144 code to work with a flat tree also.
162 ofnode_valid() return true if a given node is valid
[all …]
|
| /openbmc/linux/Documentation/driver-api/md/ |
| H A D | raid5-ppl.rst | 5 Partial Parity Log (PPL) is a feature available for RAID5 arrays. The issue
6 addressed by PPL is that after a dirty shutdown, parity of a particular stripe
11 that have not been touched by a write request during the unclean shutdown can
13 this, md by default does not allow starting a dirty degraded array.
15 Partial parity for a write operation is the XOR of stripe data chunks not
26 When handling a write request PPL writes partial parity before new data and
27 parity are dispatched to disks. PPL is a distributed log - it is stored on
31 and the journaling drive does not become a bottleneck or a single point of
36 silent data corruption. If a dirty disk of a stripe is lost, no PPL recovery is
38 arbitrary data in the written part of a stripe if that disk is lost. In such
[all …]
|
| /openbmc/u-boot/doc/ |
| H A D | README.console | 39 putc (to put a char to stdout)
40 puts (to put a string to stdout)
41 printf (to format and put a string to stdout)
45 getc (to get a char from stdin)
48 eputc (to put a char to stderr)
49 eputs (to put a string to stderr)
50 eprintf (to format and put a string to stderr)
53 fputc (like putc but redirected to a file)
54 fputs (like puts but redirected to a file)
56 ftstc (like tstc but redirected to a file)
[all …]
|
| /openbmc/u-boot/lib/libavb/ |
| H A D | avb_rsa.c | 91 A += (uint64_t)a[i] - key->n[i]; in subM()
92 a[i] = (uint32_t)A; in subM()
102 if (a[i] < key->n[i]) { in geM()
105 if (a[i] > key->n[i]) { in geM()
115 const uint32_t a, in montMulAdd() argument
117 uint64_t A = (uint64_t)a * b[0] + c[0]; in montMulAdd()
123 A = (A >> 32) + (uint64_t)a * b[i] + c[i]; in montMulAdd()
144 montMulAdd(key, c, a[i], b); in montMul()
168 a[i] = tmp; in modpowF4()
193 if (a != NULL) { in modpowF4()
[all …]
|
| /openbmc/linux/Documentation/networking/ |
| H A D | fib_trie.rst | 10 An end node with data. This has a copy of the relevant key, along
16 indexed through a subset of the key. See Level Compression.
30 a segment of the key specified by the parent's "pos" and "bits"
33 in the key skipped over because they represent a single path with no
41 children of a full child (see "full_children") up one level, so that
42 instead of a pure binary tree, each internal node ("tnode") may
44 Conversely, a tnode with a mostly empty child array (see empty_children)
58 as the opposite of "empty", which might be a tad confusing.)
81 towards the root from a given tnode, doing a resize() at each step
127 If we find a match, we are done.
[all …]
|
| H A D | representors.rst | 24 controlled switch has a separate netdev, so does each virtual port of a virtual
33 Thus, a representor is both a control plane object (representing the function in
34 administrative commands) and a data plane object (one end of a virtual pipe).
45 Typically, this will be a PF, but conceivably a NIC could be configured to grant
47 Depending on NIC design, a multi-port NIC might have a single switchdev function
80 should be the same whether a TC filter is offloaded or not. E.g. a TC rule
83 the representee VF. Conversely, a mirred egress redirect to a VF representor
90 should be a representor.
106 not having a netdev.
122 the function provides) should *not* have a representor (even if it has a
[all …]
|
| /openbmc/linux/Documentation/core-api/ |
| H A D | symbol-namespaces.rst | 22 Symbol Namespaces have been introduced as a means to structure the export
45 Please note that due to macro expansion that argument needs to be a
76 as this argument has preference over a default symbol namespace.
93 for the namespaces it uses symbols from. E.g. a module using the
95 using a statement like::
111 5. for a way to create missing import statements automatically.
123 enable loading regardless, but will emit a warning.
129 modpost will emit a warning if a module uses a symbol from a namespace
140 - write code that depends on a symbol from a not imported namespace
142 - notice the warning of modpost telling about a missing import
[all …]
|
| H A D | watch_queue.rst | 25 This facility appears as a pipe that is opened in a special mode. The pipe's
81 and 255. Multiple watches may share a queue, and this provides a means to
97 A "watch list" is a list of watchers that are subscribed to a source of
98 notifications. A list may be attached to an object (say a key or a superblock)
99 or may be global (say for device events). From a userspace perspective, a
128 a watch. These can be managed with:
145 A "watch" is a subscription on a watch list, indicating the watch queue, and
180 Subscribe a watch to a watch list (notification source). The
190 Remove a watch from a watch list, where the watch must match the specified
244 Once a watch queue has been created, a set of filters can be applied to limit
[all …]
|
| /openbmc/linux/Documentation/locking/ |
| H A D | ww-mutex-design.rst | 36 In the RDBMS literature, a reservation ticket is associated with a transaction.
50 Wait-Die when recovering from a backoff. Wound-Wait is also a preemptive
55 -EDEADLK) following a wound.
100 semantics as a normal mutex. This is done by calling ww_mutex_lock with a NULL
115 As a rough rule of thumb, use Wound-Wait iff you
238 mutexes are a natural fit for such a case for two reasons:
241 a graph from a starting point and then iteratively discovering new edges and
246 as a starting point).
313 /* locked a new object, add it to the list */
330 api can be used with a NULL context.
[all …]
|
| /openbmc/linux/Documentation/driver-api/media/drivers/ |
| H A D | vidtv.rst | 12 Vidtv is a virtual DVB driver that aims to serve as a reference for driver
19 frequency is too far away from a table of valid frequencies for a
23 returned by the tuner, simulating a device that can lose/reacquire a lock
33 For now, we have a single, audio-only channel containing a single MPEG
58 When compiled as a module, run::
94 Simulate a tune delay. Default 0.
135 Implements a bridge driver.
351 For this, one should provide a configuration file known as a 'scan file',
451 used as a reference.
456 Add a way to test video
[all …]
|
| /openbmc/u-boot/Licenses/ |
| H A D | lgpl-2.1.txt | 61 effectively restrict the users of a free program by obtaining a
74 a shared library, the combination of the two is legally speaking a
98 programs enables a greater number of people to use a large body of
131 copyright law: that is to say, a work containing the Library or a
158 You may charge a fee for the physical act of transferring a copy,
167 a) The modified work must itself be a software library.
175 d) If a facility in the modified Library refers to a function or a
225 the Library into a program that is not a library.
242 linked with it, is called a "work that uses the Library". Such a
272 link a "work that uses the Library" with the Library to produce a
[all …]
|
| /openbmc/linux/Documentation/translations/sp_SP/process/ |
| H A D | adding-syscalls.rst | 23 a su interfaz.
36 - Sin embargo, operaciones que no mapean a operaciones similares a
43 podría ser más adecuado. Sin embargo, acceder a estos mecanismos
113 - Para hacer frente a programas antiguos del userspace haciendo llamadas a
209 - Conectar la nueva llamada a sistema a una arquitectura particular,
218 kernel, debería siempre ser copiado a linux-api@vger.kernel.org.
249 añadidas en la misma ventana unida, su nueva llamada de sistema podría
332 (Note que un argumento de una llamada a sistema que sea un puntero a un
344 convierte los valores a versiones de 64 bits y llama a la versión ``sys_``
487 La mayoría del kernel trata las llamadas a sistema de manera genérica, pero
[all …]
|
| /openbmc/linux/LICENSES/preferred/ |
| H A D | LGPL-2.1 | 76 restrict the users of a free program by obtaining a restrictive license
88 When a program is linked with a library, whether statically or using a
112 enables a greater number of people to use a large body of free
169 You may charge a fee for the physical act of transferring a copy, and
177 a) The modified work must itself be a software library.
185 d) If a facility in the modified Library refers to a function or a table
193 (For example, a function in a library to compute square roots has a
216 with the Library (or with a work based on the Library) on a volume of a
234 Library into a program that is not a library.
315 6a, above, for a charge no more than the cost of performing this
[all …]
|
| /openbmc/linux/drivers/input/keyboard/ |
| H A D | Kconfig | 21 to an ADC using a resistor ladder.
27 To compile this driver as a module, choose M here: the
130 Say N if you use a standard keyboard.
185 Sensor chip as a keyboard input.
243 setup logic must also provide a platform device,
397 connected to a key matrix.
407 a keyboard attached to its Maple bus.
483 Say Y here if you have a Newton keyboard on a serial port.
590 Say Y here if you have a Stowaway keyboard on a serial port.
614 (RS-232) port via a simple adapter.
[all …]
|
| /openbmc/entity-manager/ |
| H A D | CONFIG_FORMAT.md | 9 1. Configuration files should be easy to write. If a tradeoff is to be made
10 between a config file being complex to write, and a reactor being complex to
38 of what changed for a specific platform.
40 for a user to determine if a piece of hardware is supported.
41 - Note: This is a "guideline" not a "rule". There are many cases of hardware
51 3. Configuration files are not a long-term stable ABI. Why?
86 Within a configuration file, there is a JSON object which consists of multiple
105 … a unique index value when the "probe" command is successful. This allows multiple identical devic…
215 Although fan connectors are considered a part of a baseboard, the physical fans
216 themselves are considered as a part of a chassis. In order for a fan to be
[all …]
|
| /openbmc/sdbusplus/test/message/ |
| H A D | append.cpp | 105 const int a = 1; in TEST_F() local
109 new_message().append(a); in TEST_F()
114 int a = 1; in TEST_F() local
127 const bool a = false; in TEST_F() local
129 new_message().append(a); in TEST_F()
134 bool a = false; in TEST_F() local
147 const double a = 1.1; in TEST_F() local
149 new_message().append(a); in TEST_F()
154 double a = 1.1; in TEST_F() local
264 new_message().append(a); in TEST_F()
[all …]
|