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/Linux-v6.6/drivers/i2c/busses/
Di2c-pca-isa.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * i2c-pca-isa.c driver for PCA9564 on ISA boards
17 #include <linux/isa.h>
19 #include <linux/i2c-algo-pca.h>
24 #define DRIVER "i2c-pca-isa"
27 static unsigned long base; variable
28 static int irq = -1;
42 base+reg, val); in pca_isa_writebyte()
44 outb(val, base+reg); in pca_isa_writebyte()
49 int res = inb(base+reg); in pca_isa_readbyte()
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Di2c-elektor.c1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /* ------------------------------------------------------------------------- */
3 /* i2c-elektor.c i2c-hw access for PCF8584 style isa bus adaptes */
4 /* ------------------------------------------------------------------------- */
5 /* Copyright (C) 1995-97 Simon G. Vogl
6 1998-99 Hans Berglund
9 /* ------------------------------------------------------------------------- */
15 for Alpha Processor Inc. UP-2000(+) boards */
26 #include <linux/isa.h>
28 #include <linux/i2c-algo-pcf.h>
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/Linux-v6.6/Documentation/devicetree/bindings/riscv/
Dextensions.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR MIT)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: RISC-V ISA extensions
10 - Paul Walmsley <paul.walmsley@sifive.com>
11 - Palmer Dabbelt <palmer@sifive.com>
12 - Conor Dooley <conor@kernel.org>
15 RISC-V has a large number of extensions, some of which are "standard"
16 extensions, meaning they are ratified by RISC-V International, and others
34 riscv,isa:
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Dcpus.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR MIT)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: RISC-V CPUs
10 - Paul Walmsley <paul.walmsley@sifive.com>
11 - Palmer Dabbelt <palmer@sifive.com>
12 - Conor Dooley <conor@kernel.org>
15 This document uses some terminology common to the RISC-V community
19 mandated by the RISC-V ISA: a PC and some registers. This
27 - $ref: /schemas/cpu.yaml#
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/Linux-v6.6/arch/powerpc/kernel/
Disa-bridge.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Routines for tracking a legacy ISA bridge
26 #include <asm/pci-bridge.h>
28 #include <asm/ppc-pci.h>
29 #include <asm/isa-bridge.h>
31 unsigned long isa_io_base; /* NULL if no ISA bus */
34 /* Cached ISA bridge dev. */
73 pr_err("ISA: Bad CPU mapping: %s\n", __func__); in process_ISA_OF_ranges()
74 return -EINVAL; in process_ISA_OF_ranges()
79 pr_warn("ISA: bridge %pOF has non aligned IO range\n", isa_node); in process_ISA_OF_ranges()
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Dlegacy_serial.c1 // SPDX-License-Identifier: GPL-2.0
16 #include <asm/pci-bridge.h>
17 #include <asm/ppc-pci.h>
43 {.type = "tsi-bridge",},
46 {.compatible = "simple-bus",},
47 {.compatible = "wrs,epld-localbus",},
52 static int legacy_serial_console = -1;
60 offset = offset << p->regshift; in tsi_serial_in()
62 tmp = readl(p->membase + (UART_IIR & ~3)); in tsi_serial_in()
65 return readb(p->membase + offset); in tsi_serial_in()
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/Linux-v6.6/arch/powerpc/boot/dts/fsl/
De5500_power_isa.dtsi2 * e5500 Power ISA Device Tree Source (include)
37 power-isa-version = "2.06";
38 power-isa-b; // Base
39 power-isa-e; // Embedded
40 power-isa-atb; // Alternate Time Base
41 power-isa-cs; // Cache Specification
42 power-isa-ds; // Decorated Storage
43 power-isa-e.ed; // Embedded.Enhanced Debug
44 power-isa-e.pd; // Embedded.External PID
45 power-isa-e.hv; // Embedded.Hypervisor
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De500mc_power_isa.dtsi2 * e500mc Power ISA Device Tree Source (include)
37 power-isa-version = "2.06";
38 power-isa-b; // Base
39 power-isa-e; // Embedded
40 power-isa-atb; // Alternate Time Base
41 power-isa-cs; // Cache Specification
42 power-isa-ds; // Decorated Storage
43 power-isa-e.ed; // Embedded.Enhanced Debug
44 power-isa-e.pd; // Embedded.External PID
45 power-isa-e.hv; // Embedded.Hypervisor
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De6500_power_isa.dtsi2 * e6500 Power ISA Device Tree Source (include)
37 power-isa-version = "2.06";
38 power-isa-b; // Base
39 power-isa-e; // Embedded
40 power-isa-atb; // Alternate Time Base
41 power-isa-cs; // Cache Specification
42 power-isa-ds; // Decorated Storage
43 power-isa-e.ed; // Embedded.Enhanced Debug
44 power-isa-e.pd; // Embedded.External PID
45 power-isa-e.hv; // Embedded.Hypervisor
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De500v2_power_isa.dtsi2 * e500v2 Power ISA Device Tree Source (include)
37 power-isa-version = "2.03";
38 power-isa-b; // Base
39 power-isa-e; // Embedded
40 power-isa-atb; // Alternate Time Base
41 power-isa-cs; // Cache Specification
42 power-isa-e.le; // Embedded.Little-Endian
43 power-isa-e.pm; // Embedded.Performance Monitor
44 power-isa-ecl; // Embedded Cache Locking
45 power-isa-mmc; // Memory Coherence
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De500v1_power_isa.dtsi2 * e500v1 Power ISA Device Tree Source (include)
37 power-isa-version = "2.03";
38 power-isa-b; // Base
39 power-isa-e; // Embedded
40 power-isa-atb; // Alternate Time Base
41 power-isa-cs; // Cache Specification
42 power-isa-e.le; // Embedded.Little-Endian
43 power-isa-e.pm; // Embedded.Performance Monitor
44 power-isa-ecl; // Embedded Cache Locking
45 power-isa-mmc; // Memory Coherence
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/Linux-v6.6/include/linux/
Disa.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * ISA bus.
33 return -ENODEV; in isa_register_driver()
52 pr_err("%s: Number of irq (%u) does not match number of base (%u)\n", \
54 return -EINVAL; \
68 * module_isa_driver() - Helper macro for registering a ISA driver
72 * Helper macro for ISA drivers which do not do anything special in module
81 * module_isa_driver_with_irq() - Helper macro for registering an ISA driver with irq
86 * Helper macro for ISA drivers with irq that do not do anything special in
95 * max_num_isa_dev() - Maximum possible number registered of an ISA device
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/Linux-v6.6/arch/arc/kernel/
Dsetup.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
31 #include <asm/dsp-impl.h>
38 /* Part of U-boot ABI: see head.S */
51 unsigned long base; member
87 struct bcr_generic isa; in arcompact_mumbojumbo() local
89 READ_BCR(ARC_REG_ISA_CFG_BCR, isa); in arcompact_mumbojumbo()
91 if (!isa.ver) /* ISA BCR absent, use Kconfig info */ in arcompact_mumbojumbo()
94 /* ARC700_BUILD only has 2 bits of isa info */ in arcompact_mumbojumbo()
95 atomic = isa.info & 1; in arcompact_mumbojumbo()
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/Linux-v6.6/drivers/net/ethernet/cirrus/
Dcs89x0.h1 /* Copyright, 1988-1992, Russell Nelson, Crynwr Software
18 #define PP_ChipID 0x0000 /* offset 0h -> Corp -ID */
19 /* offset 2h -> Model/Product Number */
20 /* offset 3h -> Chip Revision Number */
22 #define PP_ISAIOB 0x0020 /* IO base address */
23 #define PP_CS8900_ISAINT 0x0022 /* ISA interrupt select */
24 #define PP_CS8920_ISAINT 0x0370 /* ISA interrupt select */
25 #define PP_CS8900_ISADMA 0x0024 /* ISA Rec DMA channel */
26 #define PP_CS8920_ISADMA 0x0374 /* ISA Rec DMA channel */
27 #define PP_ISASOF 0x0026 /* ISA DMA offset */
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/Linux-v6.6/Documentation/riscv/
Dhwprobe.rst1 .. SPDX-License-Identifier: GPL-2.0
3 RISC-V Hardware Probing Interface
4 ---------------------------------
6 The RISC-V hardware probing interface is based around a single syscall, which
18 The arguments are split into three groups: an array of key-value pairs, a CPU
19 set, and some flags. The key-value pairs are supplied with a count. Userspace
22 will be cleared to -1, and its value set to 0. The CPU set is defined by
23 CPU_SET(3). For value-like keys (eg. vendor/arch/impl), the returned value will
24 be only be valid if all CPUs in the given set have the same value. Otherwise -1
25 will be returned. For boolean-like keys, the value returned will be a logical
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/Linux-v6.6/arch/riscv/kernel/
Dcpufeature.c1 // SPDX-License-Identifier: GPL-2.0-only
26 #include "copy-unaligned.h"
28 #define NUM_ALPHA_EXTS ('z' - 'a' + 1)
32 #define MISALIGNED_COPY_SIZE ((MISALIGNED_BUFFER_SIZE / 2) - 0x80)
36 /* Host ISA bitmap */
39 /* Per-cpu ISA extensions. */
46 * riscv_isa_extension_base() - Get base extension word
48 * @isa_bitmap: ISA bitmap to use
49 * Return: base extension word as unsigned long value
51 * NOTE: If isa_bitmap is NULL then Host ISA bitmap will be used.
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Dcpu.c1 // SPDX-License-Identifier: GPL-2.0-only
26 * Returns the hart ID of the given device tree node, or -ENODEV if the node
27 * isn't an enabled and valid RISC-V hart node.
36 return -ENODEV; in riscv_of_processor_hartid()
44 return -ENODEV; in riscv_of_processor_hartid()
51 const char *isa; in riscv_early_of_processor_hartid() local
55 return -ENODEV; in riscv_early_of_processor_hartid()
61 return -ENODEV; in riscv_early_of_processor_hartid()
66 return -ENODEV; in riscv_early_of_processor_hartid()
69 if (of_property_read_string(node, "riscv,isa-base", &isa)) in riscv_early_of_processor_hartid()
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/Linux-v6.6/Documentation/i2c/busses/
Di2c-pca-isa.rst2 Kernel driver i2c-pca-isa
7 This driver supports ISA boards using the Philips PCA 9564
13 -----------------
15 * base int
16 I/O base address
23 -----------
25 This driver supports ISA boards using the Philips PCA 9564
/Linux-v6.6/Documentation/hwmon/
Dw83627hf.rst5 * Winbond W83627HF (ISA accesses ONLY)
7 Addresses scanned: ISA address retrieved from Super I/O registers
10 Addresses scanned: ISA address retrieved from Super I/O registers
13 Addresses scanned: ISA address retrieved from Super I/O registers
16 Addresses scanned: ISA address retrieved from Super I/O registers
19 Addresses scanned: ISA address retrieved from Super I/O registers
29 -----------------
39 -----------
41 This driver implements support for ISA accesses *only* for
45 This driver supports ISA accesses, which should be more reliable
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/Linux-v6.6/drivers/hwmon/
Dlm78.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * lm78.c - Part of lm_sensors, Linux kernel modules for hardware
17 #include <linux/hwmon-vid.h>
18 #include <linux/hwmon-sysfs.h>
35 /* Length of ISA address segment */
38 /* Where are the ISA address/data registers relative to the base address */
90 return val == 0 ? -1 : val == 255 ? 0 : 1350000 / (val * div); in FAN_FROM_REG()
94 * TEMP: mC (-128C to +127C)
99 int nval = clamp_val(val, -128000, 127000) ; in TEMP_TO_REG()
100 return nval < 0 ? (nval - 500) / 1000 : (nval + 500) / 1000; in TEMP_TO_REG()
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/Linux-v6.6/Documentation/networking/device_drivers/ethernet/cirrus/
Dcs89x0.rst1 .. SPDX-License-Identifier: GPL-2.0
33 2.1 CS8900-based Adapter Configuration
34 2.2 CS8920-based Adapter Configuration
46 5.2.1 Diagnostic Self-Test
66 The CS8900-based ISA Ethernet Adapters from Cirrus Logic follow
67 IEEE 802.3 standards and support half or full-duplex operation in ISA bus
69 in 16-bit ISA or EISA bus expansion slots and are available in
70 10BaseT-only or 3-media configurations (10BaseT, 10Base2, and AUI for 10Base-5
73 CS8920-based adapters are similar to the CS8900-based adapter with additional
85 or loaded at run-time as a device driver module.
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/Linux-v6.6/drivers/net/can/cc770/
Dcc770_isa.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Driver for CC770 and AN82527 CAN controllers on the legacy ISA bus
9 * Bosch CC770 and Intel AN82527 CAN controllers on the ISA or PC-104 bus.
15 * for ISA devices using I/O ports or:
19 * for memory mapped ISA devices.
32 * Note: for clk, cir, bcr and cor, the first argument re-defines the
61 MODULE_DESCRIPTION("Socket-CAN driver for CC770 on the ISA bus");
72 static u8 cir[MAXDEV] = {[0 ... (MAXDEV - 1)] = 0xff};
73 static u8 cor[MAXDEV] = {[0 ... (MAXDEV - 1)] = 0xff};
74 static u8 bcr[MAXDEV] = {[0 ... (MAXDEV - 1)] = 0xff};
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/Linux-v6.6/drivers/char/mwave/
D3780i.h3 * 3780i.h -- declarations for 3780i.c
23 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
42 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
45 * 10/23/2000 - Alpha Release
55 #define DSP_IsaSlaveControl 0x0000 /* ISA slave control register */
56 #define DSP_IsaSlaveStatus 0x0001 /* ISA slave status register */
62 #define DSP_MsaDataDSISHigh 0x0008 /* MSA data register: d-store word or high byte of i-stor…
63 #define DSP_MsaDataISLow 0x000A /* MSA data register: low word of i-store */
76 unsigned short EnableDspInt:1; /* RW: Enable DSP to X86 ISA interrupt 0=mask it, 1=enable it */
80 unsigned short IsaPacingTimer:12; /* R: ISA access pacing timer: count of core cycles stolen */
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/Linux-v6.6/drivers/net/ethernet/amd/
Dariadne.c4 * © Copyright 1995-2003 by Geert Uytterhoeven (geert@linux-m68k.org)
7 * ---------------------------------------------------------------------------
12 * Written 1993-94 by Donald Becker.
14 * Am79C960: PCnet(tm)-ISA Single-Chip Ethernet Controller
21 * ---------------------------------------------------------------------------
27 * ---------------------------------------------------------------------------
29 * The Ariadne is a Zorro-II board made by Village Tronic. It contains:
31 * - an Am79C960 PCnet-ISA Single-Chip Ethernet Controller with both
32 * 10BASE-2 (thin coax) and 10BASE-T (UTP) connectors
34 * - an MC68230 Parallel Interface/Timer configured as 2 parallel ports
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/Linux-v6.6/arch/mips/loongson64/
Dinit.c1 // SPDX-License-Identifier: GPL-2.0-or-later
14 #include <asm/smp-ops.h>
27 void *base; in mips_nmi_setup() local
29 base = (void *)(CAC_BASE + 0x380); in mips_nmi_setup()
30 memcpy(base, except_vec_nmi, 0x80); in mips_nmi_setup()
31 flush_icache_range((unsigned long)base, (unsigned long)base + 0x80); in mips_nmi_setup()
60 for (i = 0; i < loongson_memmap->nr_map; i++) { in szmem()
61 node_id = loongson_memmap->map[i].node_id; in szmem()
65 mem_type = loongson_memmap->map[i].mem_type; in szmem()
66 mem_size = loongson_memmap->map[i].mem_size; in szmem()
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