/linux/Documentation/arch/arc/ |
H A D | arc.rst | 1 .. SPDX-License-Identifier: GPL-2.0 3 Linux kernel for ARC processors 10 ARC processors and relevant open source projects. 12 - `<https://embarc.org>`_ - Community portal for open source on ARC. 16 - `<https://github.com/foss-for-synopsys-dwc-arc-processors>`_ - 18 ARC processors. Some of the projects are forks of various upstream projects, 21 as open source for use on ARC Processors. 23 - `Official Synopsys ARC Processors website 24 <https://www.synopsys.com/designware-ip/processor-solutions.html>`_ - 26 Manual, AKA PRM for ARC HS processors [all …]
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/linux/arch/arc/ |
H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only 3 # Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) 6 config ARC config 86 menu "ARC Architecture Configuration" 88 menu "ARC Platform/SoC/Board" 90 source "arch/arc/plat-tb10x/Kconfig" 91 source "arch/arc/plat-axs10x/Kconfig" 92 source "arch/arc/plat-hsdk/Kconfig" 97 prompt "ARC Instruction Set" 104 The original ARC ISA of ARC600/700 cores [all …]
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/linux/Documentation/devicetree/bindings/arc/ |
H A D | snps,archs-pct.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/arc/snps,archs-pct.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: ARC HS Performance Counters 10 - Aryabhatta Dey <aryabhattadey35@gmail.com> 13 The ARC HS can be configured with a pipeline performance monitor for counting 20 const: snps,archs-pct 29 - compatible 30 - reg [all …]
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H A D | hsdk.txt | 1 Synopsys DesignWare ARC HS Development Kit Device Tree Bindings 2 --------------------------------------------------------------------------- 4 ARC HSDK Board with quad-core ARC HS38x4 in silicon. 7 - compatible = "snps,hsdk";
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/linux/Documentation/devicetree/bindings/interrupt-controller/ |
H A D | snps,archs-intc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/interrupt-controller/snps,archs-intc.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: ARC-HS incore Interrupt Controller 10 - Vineet Gupta <vgupta@kernel.org> 13 ARC-HS incore Interrupt Controller provided by cores implementing ARCv2 ISA. 14 intc accessed via the special ARC AUX register interface, hence "reg" property 19 const: snps,archs-intc 21 interrupt-controller: true [all …]
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H A D | snps,archs-idu-intc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/snps,archs-idu-intc.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: ARC-HS Interrupt Distribution Unit 10 - Vineet Gupta <vgupta@kernel.org> 13 ARC-HS Interrupt Distribution Unit is an optional 2nd level interrupt 17 The interrupt controller is accessed via the special ARC AUX register 22 const: snps,archs-idu-intc 24 interrupt-controller: true [all …]
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/linux/Documentation/devicetree/bindings/timer/ |
H A D | snps,arc-timer.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/snps,arc-timer.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Synopsys ARC Local Timer 10 - Vineet Gupta <vgupta@synopsys.com> 13 Synopsys ARC Local Timer with Interrupt Capabilities 15 - Found on all ARC CPUs (ARC700/ARCHS) 16 - Can be optionally programmed to interrupt on Limit 17 - Two identical copies TIMER0 and TIMER1 exist in ARC cores and historically [all …]
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H A D | snps,archs-rtc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/snps,archs-rtc.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Synopsys ARC Free Running 64-bit Local Timer for ARC HS CPUs 10 - Vineet Gupta <vgupta@synopsys.com> 14 const: snps,archs-rtc 20 - compatible 21 - clocks 26 - | [all …]
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H A D | snps,archs-gfrc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/snps,archs-gfrc.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Synopsys ARC Free Running 64-bit Global Timer for ARC HS CPUs 10 - Vineet Gupta <vgupta@synopsys.com> 14 const: snps,archs-gfrc 20 - compatible 21 - clocks 26 - | [all …]
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/linux/arch/arc/plat-hsdk/ |
H A D | platform.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * ARC HSDK Platform support code 36 * --------------------- in hsdk_enable_gpio_intc_wire() 37 * | snps,archs-intc | in hsdk_enable_gpio_intc_wire() 38 * --------------------- in hsdk_enable_gpio_intc_wire() 40 * ---------------------- in hsdk_enable_gpio_intc_wire() 41 * | snps,archs-idu-intc | in hsdk_enable_gpio_intc_wire() 42 * ---------------------- in hsdk_enable_gpio_intc_wire() 46 * ------------------- in hsdk_enable_gpio_intc_wire() 47 * | snps,dw-apb-intc | in hsdk_enable_gpio_intc_wire() [all …]
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H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only 6 bool "ARC HS Development Kit SOC"
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/linux/arch/arc/kernel/ |
H A D | mcip.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * ARC ARConnect (MultiCore IP) support (formerly known as MCIP) 12 #include <soc/arc/mcip.h> 13 #include <asm/irqflags-arcv2.h> 24 * Only works for ARC HS v3.0+, on earlier versions has no effect. 71 * STATUS32[H]/actionpoint/breakpoint/self-halt in mcip_update_debug_halt_mask() 114 * see arch/arc/kernel/smp.c: ipi_send_msg_one() in mcip_ipi_send() 184 * -dynamic routing (IRQ affinity) 185 * -load balancing (Round Robin interrupt distribution) 186 * -1:N distribution [all …]
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H A D | setup.c | 1 // 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> 32 #include <soc/arc/mcip.h> 38 /* Part of U-boot ABI: see head.S */ 100 if (info->arcver < 0x34) in arcompact_mumbojumbo() 105 n += scnprintf(buf + n, len - n, "processor [%d]\t: %s (%s ISA) %s%s%s\n", in arcompact_mumbojumbo() 108 IS_AVAIL1(be, "[Big-Endian]")); in arcompact_mumbojumbo() 114 n += scnprintf(buf + n, len - n, "FPU\t\t: %s%s\n", in arcompact_mumbojumbo() 120 bpu_cache = 256 << (bpu.ent - 1); in arcompact_mumbojumbo() [all …]
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/linux/arch/arc/boot/dts/ |
H A D | hsdk.dts | 1 // SPDX-License-Identifier: GPL-2.0-only 7 * Device Tree for ARC HS Development Kit 9 /dts-v1/; 11 #include <dt-bindings/gpio/gpio.h> 12 #include <dt-bindings/reset/snps,hsdk-reset.h> 18 #address-cells = <2>; 19 #size-cells = <2>; 22 … "earlycon=uart8250,mmio32,0xf0005000,115200n8 console=ttyS0,115200n8 debug print-fatal-signals=1"; 30 #address-cells = <1>; 31 #size-cells = <0>; [all …]
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/linux/arch/arc/mm/ |
H A D | tlbex.S | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 3 * TLB Exception Handling for ARC 5 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) 8 * -MMU v1: moved out legacy code into a separate file 9 * -MMU v3: PD{0,1} bits layout changed: They don't overlap anymore, 13 * -For MMU V2, we need not do heuristics at the time of committing a D-TLB 14 * entry, so that it doesn't knock out its I-TLB entry 15 * -Some more fine tuning: 19 * -Practically rewrote the I/D TLB Miss handlers 26 * -Passing ECR (Exception Cause REG) to do_page_fault( ) for printing [all …]
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H A D | cache.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * ARC Cache Management 5 * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) 6 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) 55 p_slc->sz_k = 128 << slc_cfg.sz; in read_decode_cache_bcr_arcv2() 56 l2_line_sz = p_slc->line_len = (slc_cfg.lsz == 0) ? 128 : 64; in read_decode_cache_bcr_arcv2() 57 n += scnprintf(buf + n, len - n, in read_decode_cache_bcr_arcv2() 59 p_slc->sz_k, p_slc->line_len, IS_USED_RUN(slc_enable)); in read_decode_cache_bcr_arcv2() 84 /* HS 2.0 didn't have AUX_VOL */ in read_decode_cache_bcr_arcv2() 88 /* HS 3.0 has limit and strict-ordering fields */ in read_decode_cache_bcr_arcv2() [all …]
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H A D | tlb.c | 1 // SPDX-License-Identifier: GPL-2.0-only 5 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) 26 * Utility Routine to erase a J-TLB entry 89 * with existing location. This will cause Write CMD to over-write in tlb_entry_insert() 131 * Un-conditionally (without lookup) erase the entire MMU contents 139 int num_tlb = mmu->sets * mmu->ways; in local_flush_tlb_all() 185 if (atomic_read(&mm->mm_users) == 0) in local_flush_tlb_mm() 189 * - Move to a new ASID, but only if the mm is still wired in in local_flush_tlb_mm() 190 * (Android Binder ended up calling this for vma->mm != tsk->mm, in local_flush_tlb_mm() 191 * causing h/w - s/w ASID to get out of sync) in local_flush_tlb_mm() [all …]
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/linux/tools/perf/util/ |
H A D | disasm.c | 1 // SPDX-License-Identifier: GPL-2.0-only 12 #include <subcmd/run-command.h> 15 #include "annotate-data.h" 16 #include "build-id.h" 21 #include "dwarf-regs.h" 35 /* These can be referred from the arch-dependent code */ 57 regcomp(&file_lineno, "^/[^:]+:([0-9]+)", REG_EXTENDED); in symbol__init_regexpr() 65 if (arch->nr_instructions_allocated == 0 && arch->instructions) in arch__grow_instructions() 68 new_nr_allocated = arch->nr_instructions_allocated + 128; in arch__grow_instructions() 69 new_instructions = realloc(arch->instructions, new_nr_allocated * sizeof(struct ins)); in arch__grow_instructions() [all …]
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/linux/drivers/usb/host/ |
H A D | oxu210hp-hcd.c | 1 // SPDX-License-Identifier: GPL-2.0+ 6 * This code is *strongly* based on EHCI-HCD code by David Brownell since 7 * the chip is a quasi-EHCI compatible. 26 #include <linux/dma-mapping.h> 83 #define EHCI_TUNE_CERR 3 /* 0-3 qtd retries; 0 == don't stop */ 86 #define EHCI_TUNE_MULT_HS 1 /* 1-3 transactions/uframe; 4.10.3 */ 102 u32 hcs_params; /* HCSPARAMS - offset 0x4 */ 111 u32 hcc_params; /* HCCPARAMS - offset 0x8 */ 117 #define HCC_64BIT_ADDR(p) ((p)&(1)) /* true: can use 64-bit addr */ 118 u8 portroute[8]; /* nibbles for routing - offset 0xC */ [all …]
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/linux/ |
H A D | MAINTAINERS | 5 --------------------------------------------------- 21 W: *Web-page* with status/info 23 B: URI for where to file *bugs*. A web-page with detailed bug 28 patches to the given subsystem. This is either an in-tree file, 29 or a URI. See Documentation/maintainer/maintainer-entry-profile.rst 46 N: [^a-z]tegra all files whose path contains tegra 64 ---------------- 83 3WARE SAS/SATA-RAID SCSI DRIVERS (3W-XXXX, 3W-9XXX, 3W-SAS) 85 L: linux-scsi@vger.kernel.org 88 F: drivers/scsi/3w-* [all …]
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