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/openbmc/linux/Documentation/devicetree/bindings/pci/
H A Dpci-ep.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/pci-ep.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
13 - Kishon Vijay Abraham I <kishon@ti.com>
17 pattern: "^pcie-ep@"
19 max-functions:
20 description: Maximum number of functions that can be configured
26 max-virtual-functions:
27 description: Array representing the number of virtual functions corresponding to each physical
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H A Dsnps,dw-pcie-ep.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/pci/snps,dw-pcie-ep.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jingoo Han <jingoohan1@gmail.com>
11 - Gustavo Pimentel <gustavo.pimentel@synopsys.com>
16 # Please create a separate DT-schema for your DWC PCIe Endpoint controller
17 # and make sure it's assigned with the vendor-specific compatible string.
21 const: snps,dw-pcie-ep
23 - compatible
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/openbmc/linux/lib/
H A Dpci_iomap.c1 // SPDX-License-Identifier: GPL-2.0
14 * pci_iomap_range - create a virtual mapping cookie for a PCI BAR
18 * @maxlen: max length of the memory to map
21 * You can access it using ioread*() and iowrite*(). These functions hide
39 len -= offset; in pci_iomap_range()
53 * pci_iomap_wc_range - create a virtual WC mapping cookie for a PCI BAR
57 * @maxlen: max length of the memory to map
60 * You can access it using ioread*() and iowrite*(). These functions hide
84 len -= offset; in pci_iomap_wc_range()
98 * pci_iomap - create a virtual mapping cookie for a PCI BAR
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/openbmc/phosphor-power/tools/i2c/
H A Di2c_interface.hpp32 virtual ~I2CException() = default;
51 virtual ~I2CInterface() = default;
73 virtual void open() = 0;
79 virtual bool isOpen() const = 0;
83 * The interface can later be re-opened by calling open().
92 virtual void close() = 0;
96 * @param[out] data - The data read from the i2c device
100 virtual void read(uint8_t& data) = 0;
104 * @param[in] addr - The register address of the i2c device
105 * @param[out] data - The data read from the i2c device
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/openbmc/linux/Documentation/networking/device_drivers/ethernet/intel/
H A Diavf.rst1 .. SPDX-License-Identifier: GPL-2.0+
4 Linux Base Driver for Intel(R) Ethernet Adaptive Virtual Function
7 Intel Ethernet Adaptive Virtual Function Linux driver.
8 Copyright(c) 2013-2018 Intel Corporation.
13 - Overview
14 - Identifying Your Adapter
15 - Additional Configurations
16 - Known Issues/Troubleshooting
17 - Support
25 The iavf driver supports the below mentioned virtual function devices and
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H A Di40e.rst1 .. SPDX-License-Identifier: GPL-2.0+
8 Copyright(c) 1999-2018 Intel Corporation.
13 - Overview
14 - Identifying Your Adapter
15 - Intel(R) Ethernet Flow Director
16 - Additional Configurations
17 - Known Issues
18 - Support
47 ----------------------
49 …intel.com/content/dam/www/public/us/en/documents/release-notes/xl710-ethernet-controller-feature-m…
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/openbmc/smbios-mdr/include/
H A Dspeed_select.hpp7 // http://www.apache.org/licenses/LICENSE-2.0
34 * the info on new D-Bus objects on the given bus connection.
52 * E.g. fn(0x7A) -> {1,3,4,5,6}
69 virtual ~SSTInterface() {} in ~SSTInterface()
76 virtual bool ready() = 0;
78 /** Whether the processor supports the control ("set") functions. */
79 virtual bool supportsControl() = 0;
81 /** Whether SST-PP is enabled on the processor. */
82 virtual bool ppEnabled() = 0;
83 /** Return the current SST-PP configuration level */
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/openbmc/linux/Documentation/hwmon/
H A Dpmbus-core.rst9 power-management protocol with a fully defined command language that facilitates
11 protocol is implemented over the industry-standard SMBus serial interface and
12 enables programming, control, and real-time monitoring of compliant power
18 promoted by the PMBus Implementers Forum (PMBus-IF), comprising 30+ adopters
22 commands, and manufacturers can add as many non-standard commands as they like.
23 Also, different PMBUs devices act differently if non-supported commands are
43 PMBus device capabilities auto-detection
46 For generic PMBus devices, code in pmbus.c attempts to auto-detect all supported
47 PMBus commands. Auto-detection is somewhat limited, since there are simply too
50 pages (see the PMBus specification for details on multi-page PMBus devices).
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/openbmc/linux/drivers/scsi/bfa/
H A Dbfa_fcs.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
4 * Copyright (c) 2014- QLogic Corporation.
8 * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
23 * lps_pvt BFA LPS private functions
33 BFA_LPS_SM_RX_CVL = 7, /* Rx clear virtual link */
52 #define __fcs_min_cfg(__fcs) ((__fcs)->min_cfg)
143 u16 num_rports; /* Num of r-ports */
144 struct list_head rport_q; /* queue of discovered r-ports */
154 #define BFA_FCS_GET_HAL_FROM_PORT(port) (port->fcs->bfa)
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H A Dbfa_svc.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
4 * Copyright (c) 2014- QLogic Corporation.
8 * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
19 * Scatter-gather DMA related defines
27 #define BFA_SGPG_ROUNDUP(_l) (((_l) + (sizeof(struct bfi_sgpg_s) - 1)) \
28 & ~(sizeof(struct bfi_sgpg_s) - 1))
51 /* Max SGPG dma segs required */
64 #define BFA_SGPG_MOD(__bfa) (&(__bfa)->modules.sgpg_mod)
65 #define BFA_MEM_SGPG_KVA(__bfa) (&(BFA_SGPG_MOD(__bfa)->kva_seg))
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/openbmc/qemu/docs/
H A Drdma.txt31 data copies by bypassing the host networking stack. In particular, a TCP-based
32 migration, under certain types of memory-bound workloads, may take a more
38 over Converged Ethernet) as well as Infiniband-based. This implementation of
56 of RDMA migration may in fact be harmful to co-located VMs or other
58 relocate the entire footprint of the virtual machine. If so, then the
62 For example, if you have an 8GB RAM virtual machine, but only 1GB
65 bulk-phase round of the migration and can be enabled for extremely
66 high-performance RDMA hardware using the following command:
69 $ migrate_set_capability rdma-pin-all on # disabled by default
79 Note: for very large virtual machines (hundreds of GBs), pinning all
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/openbmc/linux/include/uapi/misc/
H A Dfastrpc.h1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
22 * enum fastrpc_map_flags - control flags for mapping memory on DSP user process
23 * @FASTRPC_MAP_STATIC: Map memory pages with RW- permission and CACHE WRITEBACK.
25 * the buffer to FastRPC calls. Same virtual address will be
28 * @FASTRPC_MAP_FD: Map memory pages with RW- permission and CACHE WRITEBACK.
30 * CPU and DSP cache maintenance for the buffer. Get virtual address
33 * functions on DSP. It is useful to map a buffer with cache modes
38 * @FASTRPC_MAP_MAX: max count for flags
106 __u64 vaddrin; /* optional virtual address */
108 __u64 vaddrout; /* dsp virtual address */
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/openbmc/bios-bmc-smm-error-logger/include/
H A Dbuffer.hpp55 return std::tie(this->bmcInterfaceVersion, this->biosInterfaceVersion, in operator ==()
56 this->magicNumber, this->queueSize, this->ueRegionSize, in operator ==()
57 this->bmcFlags, this->bmcReadPtr, this->biosFlags, in operator ==()
58 this->biosWritePtr) == in operator ==()
77 return std::tie(this->sequenceId, this->entrySize, this->checksum, in operator ==()
78 this->rdeCommandType) == in operator ==()
92 virtual ~BufferInterface() = default;
97 * @param[in] bmcInterfaceVersion - Used to initialize the header
98 * @param[in] queueSize - Used to initialize the header
99 * @param[in] ueRegionSize - Used to initialize the header
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/openbmc/linux/drivers/net/ethernet/qlogic/qlcnic/
H A Dqlcnic_83xx_vnic.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright (c) 2009-2013 QLogic Corporation
14 return -EBUSY; in qlcnic_83xx_enable_vnic_mode()
16 QLCWRX(adapter->ahw, QLC_83XX_VNIC_STATE, QLCNIC_DEV_NPAR_OPER); in qlcnic_83xx_enable_vnic_mode()
25 struct qlcnic_hardware_context *ahw = adapter->ahw; in qlcnic_83xx_disable_vnic_mode()
29 return -EBUSY; in qlcnic_83xx_disable_vnic_mode()
32 QLCWRX(adapter->ahw, QLC_83XX_VNIC_STATE, QLCNIC_DEV_NPAR_NON_OPER); in qlcnic_83xx_disable_vnic_mode()
33 ahw->idc.vnic_state = QLCNIC_DEV_NPAR_NON_OPER; in qlcnic_83xx_disable_vnic_mode()
44 int ret = -EBUSY; in qlcnic_83xx_set_vnic_opmode()
46 struct qlcnic_hardware_context *ahw = adapter->ahw; in qlcnic_83xx_set_vnic_opmode()
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/openbmc/linux/drivers/misc/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
27 See Documentation/misc-devices/ad525x_dpot.rst for the
40 module will be called ad525x_dpot-i2c.
51 module will be called ad525x_dpot-spi.
65 This option enables device driver support for in-band access to the
68 ASM (Advanced Systems Management) functions on the service
78 website <https://www-03.ibm.com/systems/info/x86servers/serverproven/compat/us/>
83 tristate "IBM Virtual Management Channel support"
86 This is the IBM POWER Virtual Management Channel
88 This driver is to be used for the POWER Virtual
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/openbmc/qemu/hw/audio/
H A Dgusemu.h2 * GUSEMU32 - API
4 * Copyright (C) 2000-2007 Tibor "TS" Schütz
31 …uint8_t *gusdatapos; /* (gusdataend-gusdata) bytes used for storing emulated GF1/mixer register st…
39 /* ** Callback functions needed: */
40 /* NMI is defined as hwirq=-1 (not supported (yet?)) */
41 /* GUS_irqrequest returns the number of IRQs actually scheduled into the virtual machine */
44 …est(GUSEmuState *state, int hwirq, int num);/* needed in both mixer and bus emulation functions. */
45 …EmuState *state, int hwirq); /* used by gus_write() only - can be left empty for mixer functions */
46 …EmuState *state); /* used by gus_write() only - can be left empty for mixer functions */
48 /* ** ISA bus interface functions: */
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/openbmc/pldm/platform-mc/
H A Dterminus_manager.hpp32 constexpr size_t tidPoolSize = std::numeric_limits<pldm_tid_t>::max() + 1;
52 virtual ~TerminusManager() = default;
62 // DSP0240 v1.1.0 table-8, special value: 0,0xFF = reserved in TerminusManager()
69 * @param[in] mctpInfos - list information of the MCTP endpoints
75 * @param[in] mctpInfos - list information of the MCTP endpoints
84 * @param[in] tid - Destination TID
85 * @param[in] request - request PLDM message
86 * @param[out] responseMsg - response PLDM message
87 * @param[out] responseLen - length of response PLDM message
88 * @return coroutine return_value - PLDM completion code
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/openbmc/linux/include/sound/
H A Demux_synth.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
6 * Defines for the Emu-series WaveTable chip
64 #define SNDRV_EMUX_MAX_PORTS 32 /* max # of sequencer ports */
65 #define SNDRV_EMUX_MAX_VOICES 64 /* max # of voices */
66 #define SNDRV_EMUX_MAX_MULTI_VOICES 16 /* max # of playable voices
89 int midi_ports; /* number of virtual midi devices */
90 int midi_devidx; /* device offset of virtual midi */
108 struct timer_list tlist; /* for pending note-offs */
216 * prototypes - interface to Emu10k1 and Emu8k routines
223 * exported functions
/openbmc/bmcweb/
H A D.clang-tidy1 Checks: '-*,
2 boost-use-to-string,
3 bugprone-argument-comment,
4 bugprone-assert-side-effect,
5 bugprone-assignment-in-if-condition,
6 bugprone-bad-signal-to-kill-thread,
7 bugprone-bool-pointer-implicit-conversion,
8 bugprone-branch-clone,
9 bugprone-casting-through-void,
10 bugprone-chained-comparison,
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/openbmc/linux/arch/mips/bcm47xx/
H A Dprom.c4 * Copyright (C) 2010-2012 Hauke Mehrtens <hauke@hauke-m.de>
59 unsigned long max; in prom_init_mem() local
66 * However as the BCM47XX is mostly used on low-memory systems, we in prom_init_mem()
68 * functions stop to work at some point during the boot, we should only in prom_init_mem()
80 max = 128 << 20; in prom_init_mem()
82 for (mem = 1 << 20; mem < max; mem += 1 << 20) { in prom_init_mem()
84 if (off + mem >= max) { in prom_init_mem()
85 mem = max; in prom_init_mem()
99 if (c->cputype == CPU_74K && (mem == (128 << 20))) in prom_init_mem()
100 mem -= 0x1000; in prom_init_mem()
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/openbmc/linux/drivers/pci/endpoint/
H A Dpci-epf-core.c1 // SPDX-License-Identifier: GPL-2.0
10 #include <linux/dma-mapping.h>
14 #include <linux/pci-epc.h>
15 #include <linux/pci-epf.h>
16 #include <linux/pci-ep-cfs.h>
24 * pci_epf_unbind() - Notify the function driver that the binding between the
35 if (!epf->driver) { in pci_epf_unbind()
36 dev_WARN(&epf->dev, "epf device not bound to driver\n"); in pci_epf_unbind()
40 mutex_lock(&epf->lock); in pci_epf_unbind()
41 list_for_each_entry(epf_vf, &epf->pci_vepf, list) { in pci_epf_unbind()
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/openbmc/linux/sound/pci/echoaudio/
H A Dechoaudio.h3 Copyright Echo Digital Audio Corporation (c) 1998 - 2004
21 Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 MA 02111-1307, USA.
26 Translation from C++ and adaptation for use in ALSA-Driver
34 +-----------+
35 record | |<-------------------- Inputs
36 <-------| | |
39 ------->| | +-------+
40 play | |--->|monitor|-------> Outputs
41 +-----------+ | mixer |
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/openbmc/linux/include/net/
H A Dip_vs.h1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* IP Virtual Server
40 return net->ipvs; in net_ipvs()
74 iphdr->hdr_flags = hdr_flags; in ip_vs_fill_iph_skb_off()
75 iphdr->off = offset; in ip_vs_fill_iph_skb_off()
85 iphdr->saddr.in6 = iph->saddr; in ip_vs_fill_iph_skb_off()
86 iphdr->daddr.in6 = iph->daddr; in ip_vs_fill_iph_skb_off()
88 iphdr->len = offset; in ip_vs_fill_iph_skb_off()
89 iphdr->flags = 0; in ip_vs_fill_iph_skb_off()
90 iphdr->protocol = ipv6_find_hdr(skb, &iphdr->len, -1, in ip_vs_fill_iph_skb_off()
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/openbmc/linux/Documentation/core-api/
H A Drbtree.rst2 Red-black Trees (rbtree) in Linux
9 What are red-black trees, and what are they for?
10 ------------------------------------------------
12 Red-black trees are a type of self-balancing binary search tree, used for
19 Red-black trees are similar to AVL trees, but provide faster real-time bounded
26 There are a number of red-black trees in use in the kernel.
29 The high-resolution timer code uses an rbtree to organize outstanding
31 red-black tree. Virtual memory areas (VMAs) are tracked with red-black
38 Linux Weekly News article on red-black trees
41 Wikipedia entry on red-black trees
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/openbmc/linux/drivers/gpu/drm/i915/
H A Di915_vma_types.h1 /* SPDX-License-Identifier: MIT */
70 * A new flavour of core GEM functions which work with GGTT bound objects were
77 * GEM API functions, the ones not taking the view parameter, are operating on,
86 * New views are required to build a scatter-gather table from within the
92 * calling the core API functions).
174 * DOC: Virtual Memory Address
200 /* mmap-offset associated with fencing for this vma */
203 u32 guard; /* padding allocated around vma->pages within the node */
211 * that exist in the ctx->handle_vmas LUT for this vma.
220 * and detect a no-op i915_vma_pin() in a single check, while also
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