| /qemu/docs/config/ |
| H A D | q35-virtio-graphical.cfg | 13 # The guest will have a selection of VirtIO devices
15 # and will be accessed through a graphical console.
22 # plus a small selection of core PCI devices and
33 # This configuration file adds a number of other useful
135 # We use virtio-scsi here so that we can (hot)plug a large
196 # We add a virtualization-friendly USB 3.0 controller and
197 # a USB tablet so that graphical guests can be controlled
199 # guests get a PS/2 one added automatically.
219 # If you're running the guest on a remote, potentially
226 # creating a graphical display window on the host and
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| /qemu/docs/system/devices/ |
| H A D | ivshmem.rst | 4 On Linux hosts, a shared memory device is available. The basic syntax
11 where hostmem names a host memory backend. For a POSIX shared memory
19 shared memory region. Interrupt support requires using a shared memory
20 server and using a chardev socket to connect to it. The code for the
33 When using the server, the guest will be assigned a VM ID (>=0) that
35 Guests can read their VM ID from a device register (see
53 Instead of specifying the <shm size> using POSIX shm, you may specify a
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| /qemu/docs/system/arm/ |
| H A D | bananapi_m2u.rst | 4 Banana Pi BPI-M2 Ultra is a quad-core mini single board computer built with
7 2.0 ports, 1 USB OTG port, 1 HDMI port, 1 audio jack, a DC power port,
8 and last but not least, a SATA port.
40 for a complete list of unimplemented I/O devices: ``./hw/arm/allwinner-r40.c``
46 for loading a Linux kernel or ELF executable. Additionally, the Banana Pi M2U
48 based SoC, which loads the bootloader from a SD card, specified via the -sd
54 To build a Linux mainline kernel that can be booted by the Banana Pi M2U machine,
74 Note that the mainline kernel does not have a root filesystem. You can choose
85 instead of shrinking it to a power of two, to avoid loss of data. For example,
86 to prepare a downloaded Armbian image, first extract it and then increase
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| H A D | virt.rst | 4 The ``virt`` board is a platform which does not correspond to any
7 a guest such as Linux and do not care about reproducing the
8 idiosyncrasies and limitations of a particular bit of real-world
11 This is a "versioned" board model, so as well as the ``virt`` machine
13 changes between QEMU versions) a version is provided that guarantees
31 - The fw_cfg device that allows a guest to obtain data from QEMU
42 - many CPUs (up to 512 if using a GICv3 and highmem)
47 a system reset or system poweroff
70 specify a CPU type.
73 enable all the CPU features for a given ``virt`` machine. Where a CPU
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| /qemu/docs/system/ |
| H A D | target-arm.rst | 7 ``qemu-system-aarch64`` executable to simulate a 64-bit Arm machine.
9 to simulate a 32-bit Arm machine: in general, command lines that
19 the same SoC. Even with fifty boards QEMU does not cover more than a
32 Choosing a board model
42 users who are used to the x86 world where every system looks like a
46 If you already have a system image or a kernel that works on hardware
51 extract the filesystem and use that with a different kernel which
52 boots on a system that QEMU does emulate.)
57 ``virt`` board. This is a platform which doesn't correspond to any
59 need to compile Linux with a suitable configuration for running on
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| H A D | qemu-block-drivers.rst.inc | 55 File name of a base image (see ``create`` subcommand)
423 be removed in a future release.
458 modifications are written in a temporary file).
472 QEMU can automatically create a virtual FAT disk image from a
559 iSCSI is a popular protocol used to access SCSI devices across a computer
612 These can also be set via a configuration file:
671 GlusterFS is a user space distributed file system.
790 must be given as a hex encoded string::
799 QEMU using a command such as::
820 print a warning when ``fsync`` is not supported:
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| /qemu/docs/devel/ |
| H A D | trivial-patches.rst | 9 Trivial patches that change just a few lines of code sometimes languish
10 on the mailing list even though they require only a small amount of
19 - Only touch a few lines of code.
21 **You should hint that your patch is a candidate by CCing
28 active repository at a time:
39 2. Review trivial patches, merge them into a git tree, and reply to state
41 3. Send pull requests to the development mailing list once a week.
|
| H A D | docs.rst | 19 * a Sphinx extension in ``docs/sphinx/hxtool.py`` generates rST output
31 ``SRST`` starts a reStructuredText section. Following lines
33 The alternative form ``SRST()`` is used to define a label which can be
42 and switches back to a C code section.
44 ``DEFHEADING()`` defines a heading that should appear in both the
46 be in the C code block. If there is a string inside the brackets,
48 a blank line in the ``--help`` output and is ignored for the rST
51 ``ARCHHEADING()`` is a variant of ``DEFHEADING()`` which produces
63 In the file ``qemu-options.hx``, do not try to explicitly define a
64 reStructuredText label within a documentation section. This file
|
| H A D | qtest.rst | 9 QTest is a device emulation testing framework. It can be very useful to test
11 clock stepping), with a special purpose "qtest" protocol. Refer to
23 Consider adding a new QTest case when you are introducing a new virtual
27 On top of libqtest, a higher level library, ``libqos``, was created to
35 Steps to add a new QTest case are:
37 1. Create a new source file for the test. (More than one file can be added as
56 dictionary. For example a test that needs to use the ``QIO`` library
65 Debugging a QTest failure is slightly harder than the unit test because the
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| /qemu/docs/tools/ |
| H A D | qemu-img.rst | 46 *FILENAME* is a disk image filename.
59 *OPTIONS* is a comma separated list of format specific options in a
88 a full option string, not a plain filename. This parameter is mutually
91 in a future release.
245 .. option:: -a
251 Creates a snapshot
255 Deletes a snapshot
280 specified, a write test is performed, otherwise a read test is performed.
418 Error on checking a sector allocation
513 If a disk image has a backing file chain, information about each disk image in
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| H A D | qemu-trace-stap.rst | 17 this program, since it is a wrapper around execution of the ``stap``
42 *PATTERN* is a plain string that is used to filter the results of
43 this command. It may optionally contain a ``*`` wildcard to facilitate
57 subsystem, in a binary outside ``$PATH``
65 Run a trace session, printing formatted output any time a process that is
66 executing *BINARY* triggers a probe matching *PATTERN*.
71 *PATTERN* is a plain string that matches a probe name shown by the
72 *LIST* command. It may optionally contain a ``*`` wildcard to
82 unless told to only monitor a specific process.
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| /qemu/tests/tcg/alpha/ |
| H A D | test-ovf.c | 3 static long test_subqv (long a, long b) in test_subqv() argument
8 : "=r" (res) : "r" (a), "r" (b)); in test_subqv()
13 long a; member
26 if ((*vectors[i].func)(vectors[i].a, vectors[i].b) != vectors[i].r) { in main()
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| /qemu/docs/ |
| H A D | bypass-iommu.txt | 6 Traditionally, there is a global switch to enable/disable vIOMMU. All
13 PCI host bridges have a bypass_iommu property. This property is used to
15 virtual iommu. The bypass_iommu property is valid only when there is a
17 bypass vIOMMU. When bypass_iommu property is not set for a host bridge,
23 bridge, we add a bypass_iommu property for PXB and default_bus_bypass_iommu
46 - a default host bridge which bypass SMMUv3
47 - a pxb host bridge which go through SMMUv3
48 - a pxb host bridge which bypass SMMUv3
60 - a default host bridge which bypass iommu
61 - a pxb host bridge which go through iommu
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| H A D | qdev-device-use.txt | 5 In qdev, each device has a parent bus. Some devices provide one or
6 more buses for children. You can specify a device's parent bus with
10 where this address can be configured, devices provide a bus-specific
30 A QEMU block device (drive) has a host and a guest part.
35 and is connected to a host part.
38 together into a single device. For instance, the ISA floppy
98 This SCSI controller provides a single SCSI bus, named ID.0. Put a
143 Bug: usb-storage pretends to be a block device, but it's really a SCSI
151 A QEMU character device has a host and a guest part.
369 The old way to assign a USB host device
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| /qemu/qapi/ |
| H A D | cryptodev.json | 14 # The supported algorithm types of a crypto device.
29 # The supported service types of a crypto device.
57 # Information about a queue of crypto device.
72 # Information about a crypto device.
76 # @service: supported service types of a crypto device
92 # Returns: a list of @QCryptodevInfo
|
| H A D | cxl.json | 11 # CXL has a number of separate event logs for different types of
34 # Inject an event record for a General Media Event (CXL r3.0
64 # @rank: The rank of the memory event location. A rank is a set of
65 # memory devices on a channel that together execute a transaction.
85 # Inject an event record for a DRAM Event (CXL r3.0 8.2.9.2.1.2).
115 # memory devices on a channel that together execute a transaction.
120 # a number of Banks.
146 # Inject an event record for a Memory Module Event (CXL r3.0
199 # Poison records indicate that a CXL memory device knows that a
286 # Record of a single error including header log.
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| H A D | qom.json | 51 # This command will list any properties of a object given a path in
79 # This command will get a property from a object model path and return
131 # This command will set a property from a object model path.
194 # List properties associated with a QOM object.
329 # Indicates where to insert a netfilter relative to a given other
652 # file. Must be a multiple of the page size.
761 # @log: the path to a log file
998 # to a list of host CPU numbers used as CPU affinity. This is a
1151 # Create a QOM object.
1171 # Remove a QOM object.
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| /qemu/util/ |
| H A D | cpuinfo-i386.c | 24 unsigned max, a, b, c, d, b7 = 0, c7 = 0; in cpuinfo_init() local
29 __cpuid_count(7, 0, a, b7, c7, d); in cpuinfo_init()
35 __cpuid(1, a, b, c, d); in cpuinfo_init()
79 __cpuid(0, a, b, c, d); in cpuinfo_init()
91 __cpuid(0x80000001, a, b, c, d); in cpuinfo_init()
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| /qemu/tests/decode/ |
| H A D | succ_pattern_group_nest3.decode | 6 sub1 00000000 a:8 b:8 c:8
7 sub2 00000001 a:8 b:8 c:8
8 sub3 00000010 a:8 b:8 c:8
10 sub4 000000 d:2 a:8 b:8 c:8
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| /qemu/target/arm/tcg/ |
| H A D | mve.decode | 15 # You should have received a copy of the GNU Lesser General Public
40 &vldr_vstr rn qd imm p a w size l u
54 &vldst_sg_imm qd qm a w imm
130 # Bit 28 is a 2op_fp_scalar_size bit, but we do not decode it in this
143 # 2-operand, but Qd and Qn share a field. Size is in bit 28, but we
430 &vmlaldav rdahi rdalo size qn qm x a
431 &vmladav rda size qn qm x a
590 # not in a way we can conveniently represent in decodetree without
591 # a lot of repetition:
595 # So we have a single decode line and check the cmode/op in the
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| /qemu/docs/about/ |
| H A D | removed-features.rst | 5 What follows is a record of recently removed, formerly deprecated
6 features that serves as a record for users who have encountered
7 trouble after a recent upgrade.
169 to a NUMA node. But when using it, it's impossible to manage a specified RAM
292 When plugging in a floppy controller
346 or ``gnutls`` library enabled as a cryptography provider.
356 and removed without a replacement.
414 Input parameters that take a size value should only use a size suffix
437 line using a ``secret`` object instance.
1117 a raw image to a guest allows a potential security exploit if a future
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| /qemu/tests/qapi-schema/ |
| H A D | bad-base.json | 1 # we reject a base that is not a struct
2 { 'enum': 'Enum', 'data': [ 'a', 'b' ] }
8 'data': { 'a': 'Int', 'b': 'Str' } }
|
| H A D | reserved-member-has.json | 2 # We reject names like 'has-a', because they can collide with the flag
3 # for an optional 'a' in generated C.
5 { 'command': 'oops', 'data': { '*a': 'str', 'has-a': 'str' } }
|
| /qemu/include/qemu/ |
| H A D | host-utils.h | 38 uint64_t a, uint64_t b) in mulu64() argument
40 __uint128_t r = (__uint128_t)a * b; in mulu64()
46 int64_t a, int64_t b) in muls64() argument
48 __int128_t r = (__int128_t)a * b; in muls64()
54 static inline uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) in muldiv64() argument
56 return (__int128_t)a * b / c; in muldiv64()
61 return ((__int128_t)a * b + c - 1) / c; in muldiv64_round_up()
86 void muls64(uint64_t *plow, uint64_t *phigh, int64_t a, int64_t b);
106 u.ll = a; in muldiv64_rounding()
120 return muldiv64_rounding(a, b, c, false); in muldiv64()
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| /qemu/libdecnumber/ |
| H A D | decNumber.c | 287 #define malloc(a) decMalloc(a) argument
288 #define free(a) decFree(a) argument
998 a=a/10; in decNumberAnd()
1388 a=a/10; in decNumberInvert()
2004 a=a/10; in decNumberOr()
3085 a->bits=0; a->digits=3; in decNumberSquareRoot()
3095 a->lsu[0]=19; a->lsu[1]=8; in decNumberSquareRoot()
3098 a->lsu[0]=9; a->lsu[1]=1; a->lsu[2]=8; in decNumberSquareRoot()
3112 a->lsu[0]=59; a->lsu[1]=2; in decNumberSquareRoot()
3115 a->lsu[0]=9; a->lsu[1]=5; a->lsu[2]=2; in decNumberSquareRoot()
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