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Searched +full:riscv +full:- +full:iommu (Results 1 – 8 of 8) sorted by relevance

/linux/drivers/iommu/riscv/
H A Diommu-platform.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * RISC-V IOMMU as a platform device
5 * Copyright © 2023 FORTH-ICS/CARV
6 * Copyright © 2023-2024 Rivos Inc.
19 #include "iommu-bits.h"
20 #include "iommu.h"
25 struct riscv_iommu_device *iommu = dev_get_drvdata(dev); in riscv_iommu_write_msi_msg() local
26 u16 idx = desc->msi_index; in riscv_iommu_write_msi_msg()
29 addr = ((u64)msg->address_hi << 32) | msg->address_lo; in riscv_iommu_write_msi_msg()
33 "uh oh, the IOMMU can't send MSIs to 0x%llx, sending to 0x%llx instead\n", in riscv_iommu_write_msi_msg()
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/linux/drivers/gpu/drm/tegra/
H A Dnvdec.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2015-2022, NVIDIA Corporation.
8 #include <linux/dma-mapping.h>
10 #include <linux/iommu.h>
22 #include "riscv.h"
50 /* RISC-V specific data */
51 struct tegra_drm_riscv riscv; member
63 writel(value, nvdec->regs + offset); in nvdec_writel()
71 if (nvdec->config->supports_sid && tegra_dev_iommu_get_stream_id(nvdec->dev, &stream_id)) { in nvdec_boot_falcon()
81 err = falcon_boot(&nvdec->falcon); in nvdec_boot_falcon()
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/linux/drivers/firmware/efi/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
42 resource, and set aside for direct-access (device-dax) by
45 device-dax kmem facility. Say N to have the kernel treat this
83 memory before executing it. For compatibility with non-EFI loaders,
90 depends on EFI_GENERIC_STUB && !RISCV && !LOONGARCH
129 bool "Add support for Quark capsules with non-standard headers"
202 kernel. System firmware may configure the IOMMU to prevent malicious
204 firmware can't guarantee that the OS is IOMMU-aware, it will tear
205 down IOMMU configuration when ExitBootServices() is called. This
207 damage before Linux configures the IOMMU again.
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/linux/Documentation/admin-guide/
H A Dkernel-parameters.txt16 force -- enable ACPI if default was off
17 on -- enable ACPI but allow fallback to DT [arm64,riscv64]
18 off -- disable ACPI if default was on
19 noirq -- do not use ACPI for IRQ routing
20 strict -- Be less tolerant of platforms that are not
22 rsdt -- prefer RSDT over (default) XSDT
23 copy_dsdt -- copy DSDT to memory
24 nocmcff -- Disable firmware first mode for corrected
28 nospcr -- disable console in ACPI SPCR table as
45 If set to vendor, prefer vendor-specific driver
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/linux/
H A DMAINTAINERS5 ---------------------------------------------------
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-*
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/linux/drivers/clk/sunxi-ng/
H A Dccu-sun20i-d1.c1 // SPDX-License-Identifier: GPL-2.0
7 #include <linux/clk-provider.h>
26 #include "ccu-sun20i-d1.h"
43 .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-cpux", osc24M,
59 .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-ddr0", osc24M,
73 .hw.init = CLK_HW_INIT_PARENTS_DATA("pll-periph0-4x", osc24M,
82 static SUNXI_CCU_M_HWS(pll_periph0_2x_clk, "pll-periph0-2x",
84 static SUNXI_CCU_M_HWS(pll_periph0_800M_clk, "pll-periph0-800M",
90 static CLK_FIXED_FACTOR_HWS(pll_periph0_clk, "pll-periph0",
94 static CLK_FIXED_FACTOR_HWS(pll_periph0_div3_clk, "pll-periph0-div3",
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/linux/arch/riscv/kvm/
H A Daia_imsic.c1 // SPDX-License-Identifier: GPL-2.0
12 #include <linux/irqchip/riscv-imsic.h>
44 * 1) Hardware: IMSIC VS-file (vsfile_cpu >= 0)
45 * 2) Software: IMSIC SW-file (vsfile_cpu < 0)
48 /* IMSIC VS-file */
55 /* IMSIC SW-file */
243 imsic_mrif_atomic_rmw(__mrif, __ptr, __new_val, -1UL)
253 &mrif->eithreshold); in imsic_mrif_topei()
258 eix = &mrif->eix[ei]; in imsic_mrif_topei()
259 eipend[0] = imsic_mrif_atomic_read(mrif, &eix->eie[0]) & in imsic_mrif_topei()
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/linux/Documentation/virt/kvm/
H A Dapi.rst1 .. SPDX-License-Identifier: GPL-2.0
4 The Definitive KVM (Kernel-based Virtual Machine) API Documentation
24 - System ioctls: These query and set global attributes which affect the
28 - VM ioctls: These query and set attributes that affect an entire virtual
35 - vcpu ioctls: These query and set attributes that control the operation
43 - device ioctls: These query and set attributes that control the operation
92 facility that allows backward-compatible extensions to the API to be
133 -----------------------
150 -----------------
189 address used by the VM. The IPA_Bits is encoded in bits[7-0] of the
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