| /kernel/linux/linux-6.6/Documentation/driver-api/cxl/ |
| D | memory-devices.rst | 1 .. SPDX-License-Identifier: GPL-2.0
12 Address space is handled via HDM (Host Managed Device Memory) decoders
14 range across multiple devices underneath a host-bridge or interleaved
15 across host-bridges.
25 multiple Host Bridges and endpoints while another may opt for fault tolerance
28 Platform firmware enumerates a menu of interleave options at the "CXL root port"
30 dictates which endpoints can participate in which Host Bridge decode regimes.
33 given range only decodes to 1 one Host Bridge, but that Host Bridge may in turn
35 port and an endpoint may interleave cycles across multiple Downstream Switch
39 module generates an emulated CXL topology of 2 Host Bridges each with 2 Root
[all …]
|
| /kernel/linux/linux-5.10/drivers/thunderbolt/ |
| D | test.c | 1 // SPDX-License-Identifier: GPL-2.0
20 res->data = ida; in __ida_init()
26 struct ida *ida = res->data; in __ida_destroy()
47 sw->config.upstream_port_number = upstream_port; in alloc_switch()
48 sw->config.depth = tb_route_length(route); in alloc_switch()
49 sw->config.route_hi = upper_32_bits(route); in alloc_switch()
50 sw->config.route_lo = lower_32_bits(route); in alloc_switch()
51 sw->config.enabled = 0; in alloc_switch()
52 sw->config.max_port_number = max_port_number; in alloc_switch()
54 size = (sw->config.max_port_number + 1) * sizeof(*sw->ports); in alloc_switch()
[all …]
|
| /kernel/linux/linux-6.6/drivers/thunderbolt/ |
| D | test.c | 1 // SPDX-License-Identifier: GPL-2.0
20 res->data = ida; in __ida_init()
26 struct ida *ida = res->data; in __ida_destroy()
47 sw->config.upstream_port_number = upstream_port; in alloc_switch()
48 sw->config.depth = tb_route_length(route); in alloc_switch()
49 sw->config.route_hi = upper_32_bits(route); in alloc_switch()
50 sw->config.route_lo = lower_32_bits(route); in alloc_switch()
51 sw->config.enabled = 0; in alloc_switch()
52 sw->config.max_port_number = max_port_number; in alloc_switch()
54 size = (sw->config.max_port_number + 1) * sizeof(*sw->ports); in alloc_switch()
[all …]
|
| /kernel/linux/linux-6.6/drivers/spi/ |
| D | spi-dln2.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Driver for the Diolan DLN-2 USB-SPI adapter
82 struct spi_controller *host; member
83 u8 port; member
106 u8 port; in dln2_spi_enable() member
111 tx.port = dln2->port; in dln2_spi_enable()
115 len -= sizeof(tx.wait_for_completion); in dln2_spi_enable()
121 return dln2_transfer_tx(dln2->pdev, cmd, &tx, len); in dln2_spi_enable()
129 * Ex: cs_mask = 0x03 -> CS0 & CS1 will be selected and the next WR/RD operation
135 u8 port; in dln2_spi_cs_set() member
[all …]
|
| /kernel/linux/linux-6.6/drivers/ata/ |
| D | pata_atp867x.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * pata_atp867x.c - ARTOP 867X 64bit 4-channel UDMA133 ATA controller driver
5 * (C) 2009 Google Inc. John(Jung-Ik) Lee <jilee@google.com>
9 * 2003-2004 by Eric Uhrhane, Google, Inc.
69 #define ATP867X_IOBASE(ap) ((ap)->host->iomap[0])
72 #define ATP867X_IO_PORTBASE(ap, port) (0x00 + ATP867X_IOBASE(ap) + \ argument
73 (port) * ATP867X_IO_CHANNEL_OFFSET)
74 #define ATP867X_IO_DMABASE(ap, port) (0x40 + \ argument
75 ATP867X_IO_PORTBASE((ap), (port)))
77 #define ATP867X_IO_STATUS(ap, port) (0x07 + \ argument
[all …]
|
| D | libahci_platform.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright 2004-2005 Red Hat, Inc.
28 static void ahci_host_stop(struct ata_host *host);
37 * ahci_platform_enable_phys - Enable PHYs
38 * @hpriv: host private area to store config values
40 * This function enables all the PHYs found in hpriv->phys, if any.
51 for (i = 0; i < hpriv->nports; i++) { in ahci_platform_enable_phys()
52 rc = phy_init(hpriv->phys[i]); in ahci_platform_enable_phys()
56 rc = phy_set_mode(hpriv->phys[i], PHY_MODE_SATA); in ahci_platform_enable_phys()
58 phy_exit(hpriv->phys[i]); in ahci_platform_enable_phys()
[all …]
|
| D | sata_mv.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * sata_mv.c - Marvell SATA support
5 * Copyright 2008-2009: Marvell Corporation, all rights reserved.
12 * Please ALWAYS copy linux-ide@vger.kernel.org on emails.
18 * --> Develop a low-power-consumption strategy, and implement it.
20 * --> Add sysfs attributes for per-chip / per-HC IRQ coalescing thresholds.
22 * --> [Experiment, Marvell value added] Is it possible to use target
23 * mode to cross-connect two Linux boxes with Marvell cards? If so,
31 * 80x1-B2 errata PCI#11:
34 * should be careful to insert those cards only onto PCI-X bus #0,
[all …]
|
| D | pata_pdc2027x.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
8 * Copyright (C) 1998-2002 Andre Hedrick <andre@linux-ide.org>
15 * as Documentation/driver-api/libata.rst
170 * port_mmio - Get the MMIO address of PDC2027x extended registers
171 * @ap: Port
176 return ap->host->iomap[PDC_MMIO_BAR] + ap->port_no * 0x100 + offset; in port_mmio()
180 * dev_mmio - Get the MMIO address of PDC2027x extended registers
181 * @ap: Port
187 u8 adj = (adev->devno) ? 0x08 : 0x00; in dev_mmio()
192 * pdc2027x_cable_detect - Probe host controller cable detect info
[all …]
|
| D | sata_vsc.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * sata_vsc.c - Vitesse VSC7174 4 port DPA SATA
6 * Please ALWAYS copy linux-ide@vger.kernel.org
14 * as Documentation/driver-api/libata.rst
27 #include <linux/dma-mapping.h>
67 /* Port stride */
88 return -EINVAL; in vsc_sata_scr_read()
89 *val = readl(link->ap->ioaddr.scr_addr + (sc_reg * 4)); in vsc_sata_scr_read()
98 return -EINVAL; in vsc_sata_scr_write()
99 writel(val, link->ap->ioaddr.scr_addr + (sc_reg * 4)); in vsc_sata_scr_write()
[all …]
|
| D | sata_qstor.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * sata_qstor.c - Pacific Digital Corporation QStor SATA
11 * as Documentation/driver-api/libata.rst
39 QS_HCF_CNFG3 = 0x0003, /* host configuration offset */
40 QS_HID_HPHY = 0x0004, /* host physical interface info */
42 QS_HST_SFF = 0x0100, /* host status fifo offset */
46 QS_HPHY_64BIT = (1 << 1), /* 64-bit bus detected */
50 /* per-channel register offsets */
53 QS_CFC_HUFT = 0x0800, /* host upstream fifo threshold */
54 QS_CFC_HDFT = 0x0804, /* host downstream fifo threshold */
[all …]
|
| D | pata_sis.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * pata_sis.c - SiS ATA driver
9 * Copyright (C) 1999-2000 Andre Hedrick <andre@linux-ide.org>
42 u16 device; /* PCI host ID */
67 while (lap->device) { in sis_short_ata40()
68 if (lap->device == dev->device && in sis_short_ata40()
69 lap->subvendor == dev->subsystem_vendor && in sis_short_ata40()
70 lap->subdevice == dev->subsystem_device) in sis_short_ata40()
79 * sis_old_port_base - return PCI configuration base for dev
82 * Returns the base of the PCI configuration registers for this port
[all …]
|
| /kernel/linux/linux-5.10/drivers/ata/ |
| D | pata_atp867x.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * pata_atp867x.c - ARTOP 867X 64bit 4-channel UDMA133 ATA controller driver
5 * (C) 2009 Google Inc. John(Jung-Ik) Lee <jilee@google.com>
9 * 2003-2004 by Eric Uhrhane, Google, Inc.
69 #define ATP867X_IOBASE(ap) ((ap)->host->iomap[0])
72 #define ATP867X_IO_PORTBASE(ap, port) (0x00 + ATP867X_IOBASE(ap) + \ argument
73 (port) * ATP867X_IO_CHANNEL_OFFSET)
74 #define ATP867X_IO_DMABASE(ap, port) (0x40 + \ argument
75 ATP867X_IO_PORTBASE((ap), (port)))
77 #define ATP867X_IO_STATUS(ap, port) (0x07 + \ argument
[all …]
|
| D | libahci_platform.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright 2004-2005 Red Hat, Inc.
27 static void ahci_host_stop(struct ata_host *host);
36 * ahci_platform_enable_phys - Enable PHYs
37 * @hpriv: host private area to store config values
39 * This function enables all the PHYs found in hpriv->phys, if any.
50 for (i = 0; i < hpriv->nports; i++) { in ahci_platform_enable_phys()
51 rc = phy_init(hpriv->phys[i]); in ahci_platform_enable_phys()
55 rc = phy_set_mode(hpriv->phys[i], PHY_MODE_SATA); in ahci_platform_enable_phys()
57 phy_exit(hpriv->phys[i]); in ahci_platform_enable_phys()
[all …]
|
| D | sata_mv.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * sata_mv.c - Marvell SATA support
5 * Copyright 2008-2009: Marvell Corporation, all rights reserved.
12 * Please ALWAYS copy linux-ide@vger.kernel.org on emails.
18 * --> Develop a low-power-consumption strategy, and implement it.
20 * --> Add sysfs attributes for per-chip / per-HC IRQ coalescing thresholds.
22 * --> [Experiment, Marvell value added] Is it possible to use target
23 * mode to cross-connect two Linux boxes with Marvell cards? If so,
31 * 80x1-B2 errata PCI#11:
34 * should be careful to insert those cards only onto PCI-X bus #0,
[all …]
|
| D | sata_vsc.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * sata_vsc.c - Vitesse VSC7174 4 port DPA SATA
6 * Please ALWAYS copy linux-ide@vger.kernel.org
14 * as Documentation/driver-api/libata.rst
27 #include <linux/dma-mapping.h>
67 /* Port stride */
88 return -EINVAL; in vsc_sata_scr_read()
89 *val = readl(link->ap->ioaddr.scr_addr + (sc_reg * 4)); in vsc_sata_scr_read()
98 return -EINVAL; in vsc_sata_scr_write()
99 writel(val, link->ap->ioaddr.scr_addr + (sc_reg * 4)); in vsc_sata_scr_write()
[all …]
|
| D | pata_sis.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * pata_sis.c - SiS ATA driver
9 * Copyright (C) 1999-2000 Andre Hedrick <andre@linux-ide.org>
42 u16 device; /* PCI host ID */
67 while (lap->device) { in sis_short_ata40()
68 if (lap->device == dev->device && in sis_short_ata40()
69 lap->subvendor == dev->subsystem_vendor && in sis_short_ata40()
70 lap->subdevice == dev->subsystem_device) in sis_short_ata40()
79 * sis_old_port_base - return PCI configuration base for dev
82 * Returns the base of the PCI configuration registers for this port
[all …]
|
| /kernel/linux/linux-6.6/drivers/cxl/core/ |
| D | port.c | 1 // SPDX-License-Identifier: GPL-2.0-only
24 * cross-device interleave coordination. The CXL core also establishes and
40 int cxl_num_decoders_committed(struct cxl_port *port) in cxl_num_decoders_committed() argument
44 return port->commit_end + 1; in cxl_num_decoders_committed()
50 return sysfs_emit(buf, "%s\n", dev->type->name); in devtype_show()
56 if (dev->type == &cxl_nvdimm_bridge_type) in cxl_device_id()
58 if (dev->type == &cxl_nvdimm_type) in cxl_device_id()
60 if (dev->type == CXL_PMEM_REGION_TYPE()) in cxl_device_id()
62 if (dev->type == CXL_DAX_REGION_TYPE()) in cxl_device_id()
71 if (dev->type == CXL_REGION_TYPE()) in cxl_device_id()
[all …]
|
| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/pci/ |
| D | pci.txt | 3 PCI Bus Binding to: IEEE Std 1275-1994
4 https://www.devicetree.org/open-firmware/bindings/pci/pci2_1.pdf
9 https://www.devicetree.org/open-firmware/practice/imap/imap0_9d.pdf
11 Additionally to the properties specified in the above standards a host bridge
14 - linux,pci-domain:
15 If present this property assigns a fixed PCI domain number to a host bridge,
18 host bridges in the system, otherwise potentially conflicting domain numbers
19 may be assigned to root buses behind different host bridges. The domain
20 number for each host bridge in the system must be unique.
21 - max-link-speed:
[all …]
|
| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/pci/ |
| D | pci.txt | 3 PCI Bus Binding to: IEEE Std 1275-1994
4 https://www.devicetree.org/open-firmware/bindings/pci/pci2_1.pdf
9 https://www.devicetree.org/open-firmware/practice/imap/imap0_9d.pdf
11 Additionally to the properties specified in the above standards a host bridge
14 - linux,pci-domain:
15 If present this property assigns a fixed PCI domain number to a host bridge,
18 host bridges in the system, otherwise potentially conflicting domain numbers
19 may be assigned to root buses behind different host bridges. The domain
20 number for each host bridge in the system must be unique.
21 - max-link-speed:
[all …]
|
| /kernel/linux/linux-6.6/drivers/net/ethernet/sfc/ |
| D | filter.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Copyright 2005-2013 Solarflare Communications Inc.
16 * enum efx_filter_match_flags - Flags for hardware filter match type
17 * @EFX_FILTER_MATCH_REM_HOST: Match by remote IP host address
18 * @EFX_FILTER_MATCH_LOC_HOST: Match by local IP host address
20 * @EFX_FILTER_MATCH_REM_PORT: Match by remote TCP/UDP port
22 * @EFX_FILTER_MATCH_LOC_PORT: Match by local TCP/UDP port
23 * @EFX_FILTER_MATCH_ETHER_TYPE: Match by Ether-type
33 * - Huntington supports filter matching controlled by firmware, potentially
34 * using {TCP,UDP}/IPv{4,6} 4-tuple or local 2-tuple, local MAC or I/G bit,
[all …]
|
| /kernel/linux/linux-6.6/Documentation/ABI/stable/ |
| D | sysfs-driver-ib_srp | 1 What: /sys/class/infiniband_srp/srp-<hca>-<port_number>/add_target
4 Contact: linux-rdma@vger.kernel.org
7 a comma-separated list of login parameters to this sysfs
10 * id_ext, a 16-digit hexadecimal number specifying the eight
11 byte identifier extension in the 16-byte SRP target port
12 identifier. The target port identifier is sent by ib_srp
14 * ioc_guid, a 16-digit hexadecimal number specifying the eight
15 byte I/O controller GUID portion of the 16-byte target port
17 * dgid, a 32-digit hexadecimal number specifying the
19 * pkey, a four-digit hexadecimal number specifying the
[all …]
|
| /kernel/linux/linux-5.10/Documentation/ABI/stable/ |
| D | sysfs-driver-ib_srp | 1 What: /sys/class/infiniband_srp/srp-<hca>-<port_number>/add_target
4 Contact: linux-rdma@vger.kernel.org
7 a comma-separated list of login parameters to this sysfs
10 * id_ext, a 16-digit hexadecimal number specifying the eight
11 byte identifier extension in the 16-byte SRP target port
12 identifier. The target port identifier is sent by ib_srp
14 * ioc_guid, a 16-digit hexadecimal number specifying the eight
15 byte I/O controller GUID portion of the 16-byte target port
17 * dgid, a 32-digit hexadecimal number specifying the
19 * pkey, a four-digit hexadecimal number specifying the
[all …]
|
| /kernel/linux/linux-6.6/tools/testing/vsock/ |
| D | README | 2 -------------------
3 These tests exercise net/vmw_vsock/ host<->guest sockets for VMware, KVM, and
4 Hyper-V.
8 * vsock_test - core AF_VSOCK socket functionality
9 * vsock_diag_test - vsock_diag.ko module for listing open sockets
15 2. Install the kernel and tests on the host.
21 # host=server, guest=client
22 (host)# $TEST_BINARY --mode=server \
23 --control-port=1234 \
24 --peer-cid=3
[all …]
|
| /kernel/linux/linux-5.10/tools/usb/usbip/src/ |
| D | usbip_attach.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * 2005-2007 Takahiro Hirofuchi
5 * Copyright (C) 2015-2016 Samsung Electronics
29 " -r, --remote=<host> The machine with exported USB devices\n"
30 " -b, --busid=<busid> Busid of the device on <host>\n"
31 " -d, --device=<devid> Id of the virtual UDC on <host>\n";
39 static int record_connection(char *host, char *port, char *busid, int rhport) in record_connection() argument
54 return -1; in record_connection()
56 return -1; in record_connection()
58 return -1; in record_connection()
[all …]
|
| /kernel/linux/linux-6.6/tools/usb/usbip/src/ |
| D | usbip_attach.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * 2005-2007 Takahiro Hirofuchi
5 * Copyright (C) 2015-2016 Samsung Electronics
29 " -r, --remote=<host> The machine with exported USB devices\n"
30 " -b, --busid=<busid> Busid of the device on <host>\n"
31 " -d, --device=<devid> Id of the virtual UDC on <host>\n";
39 static int record_connection(char *host, char *port, char *busid, int rhport) in record_connection() argument
54 return -1; in record_connection()
56 return -1; in record_connection()
58 return -1; in record_connection()
[all …]
|