| /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/reserved-memory/ |
| H A D | reserved-memory.txt | 1 *** Reserved memory regions ***
3 Reserved memory is specified as a node under the /reserved-memory node.
4 The operating system shall exclude reserved memory from normal usage
5 one can create child nodes describing particular reserved (excluded from
6 normal use) memory regions. Such memory regions are usually designed for
9 Parameters for each memory region can be encoded into the device tree
12 /reserved-memory node
13 ---------------------
14 #address-cells, #size-cells (required) - standard definition
15 - Should use the same values as the root node
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| /OK3568_Linux_fs/kernel/Documentation/powerpc/ |
| H A D | firmware-assisted-dump.rst | 2 Firmware-Assisted Dump
7 The goal of firmware-assisted dump is to enable the dump of
8 a crashed system, and to do so from a fully-reset system, and
12 - Firmware-Assisted Dump (FADump) infrastructure is intended to replace
14 - Fadump uses the same firmware interfaces and memory reservation model
16 - Unlike phyp dump, FADump exports the memory dump through /proc/vmcore
19 - Unlike phyp dump, userspace tool does not need to refer any sysfs
21 - Unlike phyp dump, FADump allows user to release all the memory reserved
23 - Once enabled through kernel boot parameter, FADump can be
28 Comparing with kdump or other strategies, firmware-assisted
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| /OK3568_Linux_fs/kernel/kernel/dma/ |
| H A D | contiguous.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Contiguous Memory Allocator for DMA mapping framework
4 * Copyright (c) 2010-2011 by Samsung Electronics.
9 * Contiguous Memory Allocator
11 * The Contiguous Memory Allocator (CMA) makes it possible to
12 * allocate big contiguous chunks of memory after the system has
17 * Various devices on embedded systems have no scatter-getter and/or
18 * IO map support and require contiguous blocks of memory to
22 * Such devices often require big memory buffers (a full HD frame
24 * MB of memory), which makes mechanisms such as kmalloc() or
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| /OK3568_Linux_fs/u-boot/lib/ |
| H A D | lmb.c | 2 * Procedures for maintaining information about logical memory blocks.
7 * SPDX-License-Identifier: GPL-2.0+
21 debug(" memory.cnt = 0x%lx\n", lmb->memory.cnt); in lmb_dump_all()
22 debug(" memory.size = 0x%llx\n", in lmb_dump_all()
23 (unsigned long long)lmb->memory.size); in lmb_dump_all()
24 for (i=0; i < lmb->memory.cnt ;i++) { in lmb_dump_all()
25 debug(" memory.reg[0x%lx].base = 0x%llx\n", i, in lmb_dump_all()
26 (long long unsigned)lmb->memory.region[i].base); in lmb_dump_all()
28 (long long unsigned)lmb->memory.region[i].size); in lmb_dump_all()
31 debug("\n reserved.cnt = 0x%lx\n", in lmb_dump_all()
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| /OK3568_Linux_fs/kernel/include/linux/ |
| H A D | memblock.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
7 * Logical memory blocks.
33 * enum memblock_flags - definition of memory region attributes
47 * struct memblock_region - represents a memory region
50 * @flags: memory region attributes
63 * struct memblock_type - collection of memory regions of certain type
68 * @name: the memory type symbolic name
79 * struct memblock - memblock allocator metadata
82 * @memory: usable memory regions
83 * @reserved: reserved memory regions
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| H A D | remoteproc.h | 6 * All rights reserved.
47 * struct resource_table - firmware resource table header
50 * @reserved: reserved (must be zero)
63 * memory region).
76 u32 reserved[2]; member
81 * struct fw_rsc_hdr - firmware resource entry header
95 * enum fw_resource_type - types of resource entries
98 * memory region.
99 * @RSC_DEVMEM: request to iommu_map a memory-based peripheral.
126 #define FW_RSC_ADDR_ANY (-1)
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| /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/arm/ |
| H A D | protected_memory_allocator.txt | 1 # SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
3 # (C) COPYRIGHT 2019-2021 ARM Limited. All rights reserved.
17 # http://www.gnu.org/licenses/gpl-2.0.html.
21 * Arm protected memory allocator for Mali GPU device drivers
25 - compatible: Must be "arm,protected-memory-allocator"
27 The protected memory allocator manages allocation of physical pages of a
28 reserved memory region of protected memory, therefore its device node shall
29 reference a reserved memory region.
31 In addition to that, the protected memory allocator shall be referenced
36 reserved-memory {
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| /OK3568_Linux_fs/kernel/drivers/staging/media/atomisp/include/hmm/ |
| H A D | hmm_pool.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Copyright (c) 2010 Intel Corporation. All Rights Reserved.
40 * struct hmm_pool_ops - memory pool callbacks.
42 * @pool_init: initialize the memory pool.
43 * @pool_exit: uninitialize the memory pool.
44 * @pool_alloc_pages: allocate pages from memory pool.
45 * @pool_free_pages: free pages to memory pool.
46 * @pool_inited: check whether memory pool is initialized.
66 * struct hmm_reserved_pool_info - represents reserved pool private data.
68 * The array is as reserved memory pool.
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| /OK3568_Linux_fs/kernel/arch/powerpc/kernel/ |
| H A D | fadump.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * memory contents. The most of the code implementation has been adapted
32 #include <asm/fadump-internal.h>
56 #define RESERVED_RNGS_SZ 16384 /* 16K - 128 entries */
60 struct fadump_mrange_info reserved_mrange_info = { "reserved", rngs,
70 * fadump_cma_init() - Initialize CMA area from a fadump reserved memory
72 * This function initializes CMA area from fadump reserved memory.
73 * The total size of fadump reserved memory covers for boot memory size
75 * Initialize only the area equivalent to boot memory size for CMA use.
76 * The reamining portion of fadump reserved memory will be not given
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| /OK3568_Linux_fs/kernel/mm/ |
| H A D | memblock.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Procedures for maintaining information about logical memory blocks.
35 * Memblock is a method of managing memory regions during the early
36 * boot period when the usual kernel memory allocators are not up and
39 * Memblock views the system memory as collections of contiguous
42 * * ``memory`` - describes the physical memory available to the
43 * kernel; this may differ from the actual physical memory installed
44 * in the system, for instance when the memory is restricted with
46 * * ``reserved`` - describes the regions that were allocated
47 * * ``physmem`` - describes the actual physical memory available during
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| /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/remoteproc/ |
| H A D | ti,davinci-rproc.txt | 4 Binding status: Unstable - Subject to changes for DT representation of clocks
7 The TI Davinci family of SoCs usually contains a TI DSP Core sub-system that
8 is used to offload some of the processor-intensive tasks or algorithms, for
11 The processor cores in the sub-system usually contain additional sub-modules
12 like L1 and/or L2 caches/SRAMs, an Interrupt Controller, an external memory
18 Each DSP Core sub-system is represented as a single DT node.
21 --------------------
24 - compatible: Should be one of the following,
25 "ti,da850-dsp" for DSPs on OMAP-L138 SoCs
27 - reg: Should contain an entry for each value in 'reg-names'.
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| H A D | ti,omap-remoteproc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/remoteproc/ti,omap-remoteproc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Suman Anna <s-anna@ti.com>
13 The OMAP family of SoCs usually have one or more slave processor sub-systems
14 that are used to offload some of the processor-intensive tasks, or to manage
17 The processor cores in the sub-system are usually behind an IOMMU, and may
18 contain additional sub-modules like Internal RAM and/or ROMs, L1 and/or L2
21 The OMAP SoCs usually have a DSP processor sub-system and/or an IPU processor
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| H A D | ti,k3-dsp-rproc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/remoteproc/ti,k3-dsp-rproc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Suman Anna <s-anna@ti.com>
13 The TI K3 family of SoCs usually have one or more TI DSP Core sub-systems
14 that are used to offload some of the processor-intensive tasks or algorithms,
17 These processor sub-systems usually contain additional sub-modules like
18 L1 and/or L2 caches/SRAMs, an Interrupt Controller, an external memory
23 Each DSP Core sub-system is represented as a single DT node. Each node has a
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| /OK3568_Linux_fs/kernel/drivers/of/ |
| H A D | of_reserved_mem.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Device tree based initialization code for reserved memory.
5 * Copyright (c) 2013, 2015 The Linux Foundation. All Rights Reserved.
12 #define pr_fmt(fmt) "OF: reserved mem: " fmt
39 return -ENOMEM; in early_init_dt_alloc_reserved_memory_arch()
49 * fdt_reserved_mem_save_node() - save fdt node for second pass initialization
61 rmem->fdt_node = node; in fdt_reserved_mem_save_node()
62 rmem->name = uname; in fdt_reserved_mem_save_node()
63 rmem->base = base; in fdt_reserved_mem_save_node()
64 rmem->size = size; in fdt_reserved_mem_save_node()
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| /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/soc/fsl/ |
| H A D | qman.txt | 3 Copyright (C) 2008 - 2014 Freescale Semiconductor Inc.
7 - QMan Node
8 - QMan Private Memory Nodes
9 - Example
13 The Queue Manager is part of the Data-Path Acceleration Architecture (DPAA). QMan
16 flow-level queuing, is also responsible for congestion management functions such
22 - compatible
26 May include "fsl,<SoC>-qman"
28 - reg
30 Value type: <prop-encoded-array>
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| H A D | bman.txt | 3 Copyright (C) 2008 - 2014 Freescale Semiconductor Inc.
7 - BMan Node
8 - BMan Private Memory Node
9 - Example
13 The Buffer Manager is part of the Data-Path Acceleration Architecture (DPAA).
20 - compatible
24 May include "fsl,<SoC>-bman"
26 - reg
28 Value type: <prop-encoded-array>
34 - interrupts
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| /OK3568_Linux_fs/u-boot/arch/x86/include/asm/fsp/ |
| H A D | fsp_support.h | 5 * SPDX-License-Identifier: Intel
65 * @nvs_buf: Non-volatile memory buffer pointer
80 * This function retrieves the top of usable low memory.
84 * @retval: Usable low memory top.
89 * This function retrieves the top of usable high memory.
93 * @retval: Usable high memory top.
98 * This function retrieves a special reserved memory region.
105 * @retval: Reserved region start address.
112 * This function retrieves the FSP reserved normal memory.
115 * @len: A pointer to the FSP reserved memory length buffer.
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| /OK3568_Linux_fs/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/ |
| H A D | nv40.c | 39 #define nv40_instobj(p) container_of((p), struct nv40_instobj, base.memory)
48 nv40_instobj_wr32(struct nvkm_memory *memory, u64 offset, u32 data) in nv40_instobj_wr32() argument
50 struct nv40_instobj *iobj = nv40_instobj(memory); in nv40_instobj_wr32()
51 iowrite32_native(data, iobj->imem->iomem + iobj->node->offset + offset); in nv40_instobj_wr32()
55 nv40_instobj_rd32(struct nvkm_memory *memory, u64 offset) in nv40_instobj_rd32() argument
57 struct nv40_instobj *iobj = nv40_instobj(memory); in nv40_instobj_rd32()
58 return ioread32_native(iobj->imem->iomem + iobj->node->offset + offset); in nv40_instobj_rd32()
68 nv40_instobj_release(struct nvkm_memory *memory) in nv40_instobj_release() argument
74 nv40_instobj_acquire(struct nvkm_memory *memory) in nv40_instobj_acquire() argument
76 struct nv40_instobj *iobj = nv40_instobj(memory); in nv40_instobj_acquire()
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| /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/media/ |
| H A D | s5p-mfc.txt | 10 - compatible : value should be either one among the following
11 (a) "samsung,mfc-v5" for MFC v5 present in Exynos4 SoCs
12 (b) "samsung,mfc-v6" for MFC v6 present in Exynos5 SoCs
13 (c) "samsung,mfc-v7" for MFC v7 present in Exynos5420 SoC
14 (d) "samsung,mfc-v8" for MFC v8 present in Exynos5800 SoC
15 (e) "samsung,exynos5433-mfc" for MFC v8 present in Exynos5433 SoC
16 (f) "samsung,mfc-v10" for MFC v10 present in Exynos7880 SoC
18 - reg : Physical base address of the IP registers and length of memory
21 - interrupts : MFC interrupt number to the CPU.
22 - clocks : from common clock binding: handle to mfc clock.
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| /OK3568_Linux_fs/kernel/arch/alpha/include/asm/ |
| H A D | core_irongate.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
9 * IRONGATE is the internal name for the AMD-751 K7 core logic chipset
10 * which provides memory controller and PCI access for NAUTILUS-based
21 * The 21264 supports, and internally recognizes, a 44-bit physical
22 * address space that is divided equally between memory address space
23 * and I/O address space. Memory address space resides in the lower
30 * through the routines given is 32-bit.
38 igcsr32 dev_vendor; /* 0x00 - device ID, vendor ID */
39 igcsr32 stat_cmd; /* 0x04 - status, command */
40 igcsr32 class; /* 0x08 - class code, rev ID */
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| /OK3568_Linux_fs/kernel/include/acpi/ |
| H A D | actbl2.h | 1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
4 * Name: actbl2.h - ACPI Table Definitions (tables not in ACPI spec)
6 * Copyright (C) 2000 - 2020, Intel Corp.
31 #define ACPI_SIG_MCFG "MCFG" /* PCI Memory Mapped Configuration table */
33 #define ACPI_SIG_MPST "MPST" /* Memory Power State Table */
40 #define ACPI_SIG_PMTT "PMTT" /* Platform Memory Topology Table */
46 #define ACPI_SIG_NHLT "NHLT" /* Non-HDAudio Link Table */
49 * All tables must be byte-packed to match the ACPI specification, since
58 * does not specify the layout of bitfields in memory, which means they are
59 * essentially useless for dealing with packed data in on-disk formats or
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| /OK3568_Linux_fs/kernel/Documentation/arm64/ |
| H A D | booting.rst | 13 (EL0 - EL3), with EL0 and EL1 having a secure and a non-secure
14 counterpart. EL2 is the hypervisor level and exists only in non-secure
33 ---------------------------
46 -------------------------
50 The device tree blob (dtb) must be placed on an 8-byte boundary and must
59 ------------------------------
71 ------------------------
75 The decompressed kernel image contains a 64-byte header as follows::
82 u64 res2 = 0; /* reserved */
83 u64 res3 = 0; /* reserved */
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| /OK3568_Linux_fs/kernel/include/uapi/drm/ |
| H A D | exynos_drm.h | 1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
8 * Seung-Woo Kim <sw0312.kim@samsung.com>
26 * User-desired buffer creation information structure.
28 * @size: user-desired memory allocation size.
29 * - this size value would be page-aligned internally.
30 * @flags: user request for setting memory type or cache attributes.
32 * - this handle will be set by gem module of kernel side.
41 * A structure for getting a fake-offset that can be used with mmap.
44 * @reserved: just padding to be 64-bit aligned.
45 * @offset: a fake-offset of gem object.
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| /OK3568_Linux_fs/prebuilts/gcc/linux-x86/aarch64/gcc-arm-10.3-2021.07-x86_64-aarch64-none-linux-gnu/aarch64-none-linux-gnu/libc/usr/include/drm/ |
| H A D | exynos_drm.h | 1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
8 * Seung-Woo Kim <sw0312.kim@samsung.com>
26 * User-desired buffer creation information structure.
28 * @size: user-desired memory allocation size.
29 * - this size value would be page-aligned internally.
30 * @flags: user request for setting memory type or cache attributes.
32 * - this handle will be set by gem module of kernel side.
41 * A structure for getting a fake-offset that can be used with mmap.
44 * @reserved: just padding to be 64-bit aligned.
45 * @offset: a fake-offset of gem object.
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| /OK3568_Linux_fs/prebuilts/gcc/linux-x86/arm/gcc-arm-10.3-2021.07-x86_64-arm-none-linux-gnueabihf/arm-none-linux-gnueabihf/libc/usr/include/drm/ |
| H A D | exynos_drm.h | 1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
8 * Seung-Woo Kim <sw0312.kim@samsung.com>
26 * User-desired buffer creation information structure.
28 * @size: user-desired memory allocation size.
29 * - this size value would be page-aligned internally.
30 * @flags: user request for setting memory type or cache attributes.
32 * - this handle will be set by gem module of kernel side.
41 * A structure for getting a fake-offset that can be used with mmap.
44 * @reserved: just padding to be 64-bit aligned.
45 * @offset: a fake-offset of gem object.
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