| /kernel/linux/linux-6.6/Documentation/networking/dsa/ |
| D | configuration.rst | 1 .. SPDX-License-Identifier: GPL-2.0
10 .. _dsa-config-showcases:
13 -----------------------
15 To configure a DSA switch a couple of commands need to be executed. In this
22 Every switch port is part of one configurable Ethernet bridge
25 Every switch port except one upstream port is part of a configurable
32 Through DSA every port of a switch is handled like a normal linux Ethernet
38 to send or receive traffic. Prior to kernel v5.12, the state of the master
42 - when a DSA slave interface is brought up, the master interface is
44 - when the master interface is brought down, all DSA slave interfaces are
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| D | b53.rst | 1 .. SPDX-License-Identifier: GPL-2.0
7 The Broadcom RoboSwitch Ethernet switch family is used in quite a range of
20 The switch is, if possible, configured to enable a Broadcom specific 4-bytes
26 The configuration of the device depends on whether or not tagging is
30 configuration described in the :ref:`dsa-config-showcases`.
33 ----------------------------------
38 See :ref:`dsa-tagged-configuration`.
41 -------------------------------------
48 The configuration slightly differ from the :ref:`dsa-vlan-configuration`.
54 In difference to the configuration described in :ref:`dsa-vlan-configuration`
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| /kernel/linux/linux-5.10/Documentation/networking/dsa/ |
| D | configuration.rst | 1 .. SPDX-License-Identifier: GPL-2.0
10 .. _dsa-config-showcases:
13 -----------------------
15 To configure a DSA switch a couple of commands need to be executed. In this
22 Every switch port is part of one configurable Ethernet bridge
25 Every switch port except one upstream port is part of a configurable
32 Through DSA every port of a switch is handled like a normal linux Ethernet
61 * lan1: 192.0.2.1/30 (192.0.2.0 - 192.0.2.3)
62 * lan2: 192.0.2.5/30 (192.0.2.4 - 192.0.2.7)
63 * lan3: 192.0.2.9/30 (192.0.2.8 - 192.0.2.11)
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| D | b53.rst | 1 .. SPDX-License-Identifier: GPL-2.0
7 The Broadcom RoboSwitch Ethernet switch family is used in quite a range of
20 The switch is, if possible, configured to enable a Broadcom specific 4-bytes
26 The configuration of the device depends on whether or not tagging is
30 configuration described in the :ref:`dsa-config-showcases`.
33 ----------------------------------
38 See :ref:`dsa-tagged-configuration`.
41 -------------------------------------
48 The configuration slightly differ from the :ref:`dsa-vlan-configuration`.
54 In difference to the configuration described in :ref:`dsa-vlan-configuration`
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| /kernel/linux/linux-6.6/tools/testing/selftests/drivers/net/mlxsw/ |
| D | sharedbuffer_configuration.py | 2 # SPDX-License-Identifier: GPL-2.0
19 - random size
22 - random pool number
23 - random threshold
26 - random threshold
37 # For threshold of 16, this works out to be about 12MB on Spectrum-1,
38 # and about 17MB on Spectrum-2.
67 return arr[random.randint(0, len(arr) - 1)]
72 # The threshold type of pools 4, 8, 9 and 10 cannot be changed
110 # The threshold type of pools 4, 8, 9 and 10 cannot be changed
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| /kernel/linux/linux-5.10/tools/testing/selftests/drivers/net/mlxsw/ |
| D | sharedbuffer_configuration.py | 2 # SPDX-License-Identifier: GPL-2.0
19 - random size
22 - random pool number
23 - random threshold
26 - random threshold
37 # For threshold of 16, this works out to be about 12MB on Spectrum-1,
38 # and about 17MB on Spectrum-2.
67 return arr[random.randint(0, len(arr) - 1)]
72 # The threshold type of pools 4, 8, 9 and 10 cannot be changed
110 # The threshold type of pools 4, 8, 9 and 10 cannot be changed
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| /kernel/linux/linux-5.10/drivers/staging/fwserial/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
6 This enables TTY over IEEE 1394, providing high-speed serial
8 ad-hoc transport protocol and is currently limited to
9 Linux-to-Linux communication.
12 be called firewire-serial.
17 int "Maximum number of serial ports supported"
20 Set this to the maximum number of serial ports you want the
21 firewire-serial driver to support.
24 int "Maximum number of serial ports supported per adapter"
28 Set this to the maximum number of serial ports each firewire
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/gpio/ |
| D | nvidia,tegra186-gpio.txt | 9 The Tegra186 GPIO controller allows software to set the IO direction of, and
10 read/write the value of, numerous GPIO signals. Routing of GPIO signals to
11 package balls is under the control of a separate pin controller HW block. Two
12 major sets of registers exist:
14 a) Security registers, which allow configuration of allowed access to the GPIO
15 register set. These registers exist in a single contiguous block of physical
16 address space. The size of this block, and the security features available,
19 Access to this set of registers is not necessary in all circumstances. Code
24 b) GPIO registers, which allow manipulation of the GPIO signals. In some GPIO
26 address space, each of which access the same underlying state. See the hardware
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/usb/ |
| D | usb251xb.txt | 1 Microchip USB 2.0 Hi-Speed Hub Controller
3 The device node for the configuration of a Microchip USB251x/xBi USB 2.0
4 Hi-Speed Controller.
7 - compatible : Should be "microchip,usb251xb" or one of the specific types:
11 - reg : I2C address on the selected bus (default is <0x2C>)
14 - reset-gpios : Should specify the gpio for hub reset
15 - vdd-supply : Should specify the phandle to the regulator supplying vdd
16 - skip-config : Skip Hub configuration, but only send the USB-Attach command
17 - vendor-id : Set USB Vendor ID of the hub (16 bit, default is 0x0424)
18 - product-id : Set USB Product ID of the hub (16 bit, default depends on type)
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/gpio/ |
| D | nvidia,tegra186-gpio.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gpio/nvidia,tegra186-gpio.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
20 The Tegra186 GPIO controller allows software to set the IO direction of,
21 and read/write the value of, numerous GPIO signals. Routing of GPIO signals
22 to package balls is under the control of a separate pin controller hardware
23 block. Two major sets of registers exist:
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/arm/ |
| D | coresight.txt | 11 * Required properties for all components *except* non-configurable replicators
12 and non-configurable funnels:
16 - Embedded Trace Buffer (version 1.0):
17 "arm,coresight-etb10", "arm,primecell";
19 - Trace Port Interface Unit:
20 "arm,coresight-tpiu", "arm,primecell";
22 - Trace Memory Controller, used for Embedded Trace Buffer(ETB),
26 "arm,coresight-tmc", "arm,primecell";
28 - Trace Programmable Funnel:
29 "arm,coresight-dynamic-funnel", "arm,primecell";
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| /kernel/linux/linux-6.6/Documentation/admin-guide/perf/ |
| D | hisi-pcie-pmu.rst | 6 bandwidth, latency, bus utilization and buffer occupancy data of PCIe.
8 Each PCIe Core has a PMU to monitor multi Root Ports of this PCIe Core and
9 all Endpoints downstream these Root Ports.
15 The PCIe PMU driver registers a perf PMU with the name of its sicl-id and PCIe
20 PMU driver provides description of available events and filter options in sysfs,
23 The "format" directory describes all formats of the config (events) and config1
24 (filter options) fields of the perf_event_attr structure. The "events" directory
27 The "identifier" sysfs file allows users to identify the version of the
30 The "bus" sysfs file allows users to get the bus number of Root Ports
33 Example usage of perf::
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/pinctrl/ |
| D | abilis,tb10x-iomux.txt | 5 -------------------
7 - compatible: should be "abilis,tb10x-iomux";
8 - reg: should contain the physical address and size of the pin controller's
13 --------------------
15 Functions are defined (and referenced) by sub-nodes of the pin controller.
16 Every sub-node defines exactly one function (implying a set of pins).
19 controller sub-nodes.
22 - abilis,function: should be set to the name of the function's pin group.
25 - GPIO ports: gpioa, gpiob, gpioc, gpiod, gpioe, gpiof, gpiog,
27 - Serial TS input ports: mis0, mis1, mis2, mis3, mis4, mis5, mis6, mis7
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/pinctrl/ |
| D | abilis,tb10x-iomux.txt | 5 -------------------
7 - compatible: should be "abilis,tb10x-iomux";
8 - reg: should contain the physical address and size of the pin controller's
13 --------------------
15 Functions are defined (and referenced) by sub-nodes of the pin controller.
16 Every sub-node defines exactly one function (implying a set of pins).
19 controller sub-nodes.
22 - abilis,function: should be set to the name of the function's pin group.
25 - GPIO ports: gpioa, gpiob, gpioc, gpiod, gpioe, gpiof, gpiog,
27 - Serial TS input ports: mis0, mis1, mis2, mis3, mis4, mis5, mis6, mis7
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| /kernel/linux/linux-6.6/drivers/usb/serial/ |
| D | io_edgeport.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */
13 #define MAX_RS232_PORTS 8 /* Max # of RS-232 ports per device */
30 __u8 NumPorts; /* Number of ports on edgeport */
31 __u8 ProdInfoVer; /* What version of structure is this? */
33 __u32 IsServer :1; /* Set if Server */
34 __u32 IsRS232 :1; /* Set if RS-232 ports exist */
35 __u32 IsRS422 :1; /* Set if RS-422 ports exist */
36 __u32 IsRS485 :1; /* Set if RS-485 ports exist */
39 __u8 RomSize; /* Size of ROM/E2PROM in K */
40 __u8 RamSize; /* Size of external RAM in K */
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| /kernel/linux/linux-5.10/drivers/usb/serial/ |
| D | io_edgeport.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */
14 #define MAX_RS232_PORTS 8 /* Max # of RS-232 ports per device */
38 int numPorts; /* Number of ports */
39 int Original[MAX_RS232_PORTS]; /* Port numbers set by IOCTL */
80 __u8 NumPorts; /* Number of ports on edgeport */
81 __u8 ProdInfoVer; /* What version of structure is this? */
83 __u32 IsServer :1; /* Set if Server */
84 __u32 IsRS232 :1; /* Set if RS-232 ports exist */
85 __u32 IsRS422 :1; /* Set if RS-422 ports exist */
86 __u32 IsRS485 :1; /* Set if RS-485 ports exist */
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/soc/fsl/cpm_qe/qe/ |
| D | par_io.txt | 1 * Parallel I/O Ports
3 This node configures Parallel I/O ports for CPUs with QE support.
4 The node should reside in the "soc" node of the tree. For each
5 device that using parallel I/O ports, a child node should be created.
6 See the definition of the Pin configuration nodes below for more
10 - device_type : should be "par_io".
11 - reg : offset to the register set and its length.
12 - num-ports : number of Parallel I/O ports
17 #address-cells = <1>;
18 #size-cells = <0>;
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/soc/fsl/cpm_qe/qe/ |
| D | par_io.txt | 1 * Parallel I/O Ports
3 This node configures Parallel I/O ports for CPUs with QE support.
4 The node should reside in the "soc" node of the tree. For each
5 device that using parallel I/O ports, a child node should be created.
6 See the definition of the Pin configuration nodes below for more
10 - device_type : should be "par_io".
11 - reg : offset to the register set and its length.
12 - num-ports : number of Parallel I/O ports
17 #address-cells = <1>;
18 #size-cells = <0>;
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| /kernel/linux/linux-6.6/drivers/usb/host/ |
| D | xhci-hub.c | 1 // SPDX-License-Identifier: GPL-2.0
17 #include "xhci-trace.h"
23 /* Default sublink speed attribute of each lane */
53 bos->bLength = USB_DT_BOS_SIZE; in xhci_create_usb3x_bos_desc()
54 bos->bDescriptorType = USB_DT_BOS; in xhci_create_usb3x_bos_desc()
55 bos->wTotalLength = cpu_to_le16(USB_DT_BOS_SIZE + in xhci_create_usb3x_bos_desc()
57 bos->bNumDeviceCaps = 1; in xhci_create_usb3x_bos_desc()
60 for (i = 0; i < xhci->num_port_caps; i++) { in xhci_create_usb3x_bos_desc()
61 u8 major = xhci->port_caps[i].maj_rev; in xhci_create_usb3x_bos_desc()
62 u8 minor = xhci->port_caps[i].min_rev; in xhci_create_usb3x_bos_desc()
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| /kernel/linux/linux-5.10/drivers/char/ipmi/ |
| D | ipmi_si_hardcode.c | 1 // SPDX-License-Identifier: GPL-2.0+
11 * There can be 4 IO ports passed in (with or without IRQs), 4 addresses,
21 static unsigned int ports[SI_MAX_PARMS]; variable
35 MODULE_PARM_DESC(type, "Defines the type of each interface, each"
37 " 'smic', and 'bt'. For example si_type=kcs,bt will set"
40 MODULE_PARM_DESC(addrs, "Sets the memory address of each interface, the"
42 " is in memory. Otherwise, set it to zero or leave"
44 module_param_hw_array(ports, uint, ioport, &num_ports, 0);
45 MODULE_PARM_DESC(ports, "Sets the port address of each interface, the"
47 " is a port. Otherwise, set it to zero or leave"
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| /kernel/linux/linux-6.6/drivers/char/ipmi/ |
| D | ipmi_si_hardcode.c | 1 // SPDX-License-Identifier: GPL-2.0+
11 * There can be 4 IO ports passed in (with or without IRQs), 4 addresses,
21 static unsigned int ports[SI_MAX_PARMS]; variable
36 …s the type of each interface, each interface separated by commas. The types are 'kcs', 'smic', an…
39 …ts the memory address of each interface, the addresses separated by commas. Only use if an interf…
40 module_param_hw_array(ports, uint, ioport, &num_ports, 0);
41 MODULE_PARM_DESC(ports,
42 …"Sets the port address of each interface, the addresses separated by commas. Only use if an inter…
45 …"Sets the interrupt of each interface, the addresses separated by commas. Only use if an interfac…
48 …"The number of bytes between the start address and each successive register used by the interface.…
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| /kernel/linux/linux-5.10/drivers/usb/host/ |
| D | xhci-hub.c | 1 // SPDX-License-Identifier: GPL-2.0
16 #include "xhci-trace.h"
38 0x00, /* bU1DevExitLat, set later. */
39 0x00, 0x00, /* __le16 bU2DevExitLat, set later. */
65 ssp_cap_size = sizeof(usb_bos_descriptor) - desc_size; in xhci_create_usb3_bos_desc()
68 for (i = 0; i < xhci->num_port_caps; i++) { in xhci_create_usb3_bos_desc()
69 if (xhci->port_caps[i].maj_rev == 0x03 && in xhci_create_usb3_bos_desc()
70 xhci->port_caps[i].min_rev >= 0x01) { in xhci_create_usb3_bos_desc()
72 port_cap = &xhci->port_caps[i]; in xhci_create_usb3_bos_desc()
79 if (port_cap->psi_count) { in xhci_create_usb3_bos_desc()
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| /kernel/linux/linux-5.10/Documentation/networking/device_drivers/ethernet/ti/ |
| D | cpsw_switchdev.rst | 1 .. SPDX-License-Identifier: GPL-2.0
12 On older udev versions renaming of ethX to swXpY will not be automatically
17 ip -d link show dev sw0p1 | grep switchid
26 - The new (cpsw_new.c) driver is operating in dual-emac mode by default, thus
30 - optimized promiscuous mode: The P0_UNI_FLOOD (both ports) is enabled in
31 addition to ALLMULTI (current port) instead of ALE_BYPASS.
32 So, Ports in promiscuous mode will keep possibility of mcast and vlan
33 filtering, which is provides significant benefits when ports are joined
36 - learning disabled on ports as it make not too much sense for
37 segregated ports - no forwarding in HW.
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| /kernel/linux/linux-6.6/Documentation/networking/device_drivers/ethernet/ti/ |
| D | cpsw_switchdev.rst | 1 .. SPDX-License-Identifier: GPL-2.0
12 On older udev versions renaming of ethX to swXpY will not be automatically
17 ip -d link show dev sw0p1 | grep switchid
26 - The new (cpsw_new.c) driver is operating in dual-emac mode by default, thus
30 - optimized promiscuous mode: The P0_UNI_FLOOD (both ports) is enabled in
31 addition to ALLMULTI (current port) instead of ALE_BYPASS.
32 So, Ports in promiscuous mode will keep possibility of mcast and vlan
33 filtering, which is provides significant benefits when ports are joined
36 - learning disabled on ports as it make not too much sense for
37 segregated ports - no forwarding in HW.
[all …]
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| /kernel/linux/linux-5.10/drivers/tty/serial/8250/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
14 serial ports. The standard answer is Y. People who might say N
16 servers, or users that have one of the various bus mice instead of a
24 non-standard serial ports, since the configuration information will
36 modems and similar devices connecting to the standard serial ports.
52 If you did not notice yet and/or you have userspace from pre-3.7, it
64 bool "Support for variants of the 16550A serial port"
68 The 8250 driver can probe for many variants of the venerable 16550A
79 of the Fintek F81216A LPC to 4 UART.
101 "console=ttyS1". (Try "man bootparam" or see the documentation of
[all …]
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