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/OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/arm/
H A Dtrbe.yaml1 # SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
4 ---
6 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
8 title: ARM Trace Buffer Extensions
11 - Anshuman Khandual <anshuman.khandual@arm.com>
14 Arm Trace Buffer Extension (TRBE) is a per CPU component
15 for storing trace generated on the CPU to memory. It is
25 - const: arm,trace-buffer-extension
31 the arm,gic-v3 binding for details on describing a PPI partition.
35 - compatible
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H A Dete.yaml1 # SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
4 ---
6 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
8 title: ARM Embedded Trace Extensions
11 - Suzuki K Poulose <suzuki.poulose@arm.com>
12 - Mathieu Poirier <mathieu.poirier@linaro.org>
15 Arm Embedded Trace Extension(ETE) is a per CPU trace component that
18 The trace generated by the ETE could be stored via legacy CoreSight
19 components (e.g, TMC-ETR) or other means (e.g, using a per CPU buffer
20 Arm Trace Buffer Extension (TRBE)). Since the ETE can be connected to
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H A Dspe-pmu.txt1 * ARMv8.2 Statistical Profiling Extension (SPE) Performance Monitor Units (PMU)
3 ARMv8.2 introduces the optional Statistical Profiling Extension for collecting
4 performance sample data using an in-memory trace buffer.
8 - compatible : should be one of:
9 "arm,statistical-profiling-extension-v1"
11 - interrupts : Exactly 1 PPI must be listed. For heterogeneous systems where
13 the arm,gic-v3 binding for details on describing a PPI partition.
17 spe-pmu {
18 compatible = "arm,statistical-profiling-extension-v1";
/OK3568_Linux_fs/kernel/drivers/hwtracing/coresight/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
13 and trace drivers to register themselves with. It's intended to build
16 trace source gets enabled.
26 responsible for transporting and collecting the trace data
27 respectively. Link and sinks are dynamically aggregated with a trace
28 entity at run time to form a complete trace path.
31 modules will be called coresight-funnel and coresight-replicator.
38 This enables support for the Trace Memory Controller driver.
40 trace router - ETR) or sink (embedded trace FIFO). The driver
45 module will be called coresight-tmc.
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H A Dcoresight-trbe.c1 // SPDX-License-Identifier: GPL-2.0
3 * This driver enables Trace Buffer Extension (TRBE) as a per-cpu coresight
4 * sink device could then pair with an appropriate per-cpu coresight source
5 * device (ETE) thus generating required trace data. Trace can be enabled
8 * The AUX buffer handling is inspired from Arm SPE PMU driver.
19 #include "coresight-trbe.h"
21 #define PERF_IDX2OFF(idx, buf) ((idx) % ((buf)->nr_pages << PAGE_SHIFT))
25 * in skipping relevant sections in the captured trace
27 * formatting the trace data, unlike the legacy CoreSight
28 * sinks and thus we use ETE trace packets to pad the
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H A Dcoresight-trbe.h1 /* SPDX-License-Identifier: GPL-2.0 */
4 * Trace Buffer Extension (TRBE) driver in the coresight framework.
18 #include "coresight-etm-perf.h"
/OK3568_Linux_fs/kernel/Documentation/trace/coresight/
H A Dcoresight-trbe.rst1 .. SPDX-License-Identifier: GPL-2.0
4 Trace Buffer Extension (TRBE).
11 --------------------
13 Trace Buffer Extension (TRBE) is a percpu hardware which captures in system
15 gets plugged in as a coresight sink device because the corresponding trace
23 ---------------------------
36 *Key file items are:-*
/OK3568_Linux_fs/kernel/include/uapi/gpu/arm/bifrost/csf/
H A Dmali_kbase_csf_ioctl.h1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
4 * (C) COPYRIGHT 2020-2023 ARM Limited. All rights reserved.
18 * http://www.gnu.org/licenses/gpl-2.0.html.
25 #include <asm-generic/ioctl.h>
30 * - CSF IOCTL header separated from JM
32 * - Add a new priority level BASE_QUEUE_GROUP_PRIORITY_REALTIME
33 * - Add ioctl 54: This controls the priority setting.
35 * - Add new CSF GPU_FEATURES register into the property structure
38 * - Add __u32 group_uid member to
41 * - Replace padding in kbase_ioctl_cs_get_glb_iface with
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/OK3568_Linux_fs/u-boot/doc/
H A DREADME.trace4 # SPDX-License-Identifier: GPL-2.0+
7 Tracing in U-Boot
10 U-Boot supports a simple tracing feature which allows a record of excecution
16 --------
18 The trace feature uses GCC's instrument-functions feature to trace all
19 function entry/exit points. These are then recorded in a memory buffer.
20 The memory buffer can be saved to the host over a network link using
24 which extracts useful information from it. The resulting trace output
29 Quick-start using Sandbox
30 -------------------------
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/OK3568_Linux_fs/kernel/Documentation/vm/
H A Dpage_owner.rst19 to enlarge the trace buffer for preventing overlapping until userspace
20 program launched. And, launched program continually dump out the trace
21 buffer for later analysis and it would change system behaviour with more
41 - Without page owner::
46 - With page owner::
59 stores information into the memory from struct page extension. This memory
66 more accurately. On 2GB memory x86-64 VM box, 13343 early allocated pages
68 page extension feature. Anyway, after that, no page is left in
69 un-tracking state.
74 1) Build user-space helper::
/OK3568_Linux_fs/kernel/Documentation/userspace-api/media/drivers/
H A Duvcvideo.rst1 .. SPDX-License-Identifier: GPL-2.0
6 This file documents some driver-specific aspects of the UVC driver, such as
7 driver-specific ioctls and implementation notes.
10 linux-uvc-devel@lists.berlios.de.
13 Extension Unit (XU) support
14 ---------------------------
19 The UVC specification allows for vendor-specific extensions through extension
20 units (XUs). The Linux UVC driver supports extension unit controls (XU controls)
23 - through mappings of XU controls to V4L2 controls
24 - through a driver-specific ioctl interface
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/OK3568_Linux_fs/prebuilts/gcc/linux-x86/aarch64/gcc-arm-10.3-2021.07-x86_64-aarch64-none-linux-gnu/share/doc/gdb/
H A DBytecode-Descriptions.html1 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dt…
3 <!-- Copyright (C) 1988-2021 Free Software Foundation, Inc.
9 Free Documentation", with the Front-Cover Texts being "A GNU Manual,"
10 and with the Back-Cover Texts as in (a) below.
12 (a) The FSF's Back-Cover Text is: "You are free to copy and modify
14 developing GNU and promoting software freedom." -->
15 <!-- Created by GNU Texinfo 5.1, http://www.gnu.org/software/texinfo/ -->
21 <meta name="resource-type" content="document">
24 <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
26 <link href="Concept-Index.html#Concept-Index" rel="index" title="Concept Index">
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/OK3568_Linux_fs/prebuilts/gcc/linux-x86/arm/gcc-arm-10.3-2021.07-x86_64-arm-none-linux-gnueabihf/share/doc/gdb/
H A DBytecode-Descriptions.html1 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dt…
3 <!-- Copyright (C) 1988-2021 Free Software Foundation, Inc.
9 Free Documentation", with the Front-Cover Texts being "A GNU Manual,"
10 and with the Back-Cover Texts as in (a) below.
12 (a) The FSF's Back-Cover Text is: "You are free to copy and modify
14 developing GNU and promoting software freedom." -->
15 <!-- Created by GNU Texinfo 5.1, http://www.gnu.org/software/texinfo/ -->
21 <meta name="resource-type" content="document">
24 <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
26 <link href="Concept-Index.html#Concept-Index" rel="index" title="Concept Index">
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/OK3568_Linux_fs/external/libmali/lib/arm-linux-gnueabihf/
HDlibmali-utgard-400-r7p0-r1p1-gbm.so ... can't be NULL. Unsupported pname value. Mali-400 MP Mali-300 Mali-450 MP Mali ...
HDlibmali-utgard-450-r7p0-gbm.so ... can't be NULL. Unsupported pname value. Mali-400 MP Mali-300 Mali-450 MP Mali ...
HDlibmali-utgard-400-r7p0-r1p1-x11-gbm.so ... can't be NULL. Unsupported pname value. Mali-400 MP Mali-300 Mali-450 MP Mali ...
HDlibmali-utgard-450-r7p0-wayland-gbm.so ... can't be NULL. Unsupported pname value. Mali-400 MP Mali-300 Mali-450 MP Mali ...
HDlibmali-utgard-400-r7p0-r3p0-wayland-gbm.so ... can't be NULL. Unsupported pname value. Mali-400 MP Mali-300 Mali-450 MP Mali ...
HDlibmali-utgard-400-r7p0-r1p1-wayland-gbm.so ... can't be NULL. Unsupported pname value. Mali-400 MP Mali-300 Mali-450 MP Mali ...
HDlibmali-utgard-450-r7p0-x11-gbm.so ... can't be NULL. Unsupported pname value. Mali-400 MP Mali-300 Mali-450 MP Mali ...
/OK3568_Linux_fs/kernel/drivers/media/usb/uvc/
H A Duvc_driver.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * uvc_driver.c -- USB Video Class driver
5 * Copyright (C) 2005-2010
22 #include <media/v4l2-common.h>
23 #include <media/v4l2-ioctl.h>
34 static unsigned int uvc_quirks_param = -1;
38 /* ------------------------------------------------------------------------
84 .name = "Greyscale 8-bit (Y800)",
89 .name = "Greyscale 8-bit (Y8 )",
94 .name = "Greyscale 8-bit (D3DFMT_L8)",
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/OK3568_Linux_fs/kernel/drivers/perf/
H A Darm_spe_pmu.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Perf support for the Statistical Profiling Extension, introduced as
43 * Cache if the event is allowed to trace Context information.
52 event->hw.flags |= SPE_PMU_HW_FLAGS_CX; in set_spe_event_has_cx()
57 return !!(event->hw.flags & SPE_PMU_HW_FLAGS_CX); in get_spe_event_has_cx()
95 /* Convert a free-running index from perf into an SPE buffer offset */
96 #define PERF_IDX2OFF(idx, buf) ((idx) % ((buf)->nr_pages << PAGE_SHIFT))
124 return !!(spe_pmu->features & arm_spe_pmu_feat_caps[cap]); in arm_spe_pmu_cap_get()
128 return spe_pmu->counter_sz; in arm_spe_pmu_cap_get()
130 return spe_pmu->min_period; in arm_spe_pmu_cap_get()
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/OK3568_Linux_fs/kernel/tools/perf/Documentation/
H A Dperf-intel-pt.txt1 perf-intel-pt(1)
5 ----
6 perf-intel-pt - Support for Intel Processor Trace within perf tools
9 --------
11 'perf record' -e intel_pt//
14 -----------
16 Intel Processor Trace (Intel PT) is an extension of Intel Architecture that
19 Technical details are documented in the Intel 64 and IA-32 Architectures
20 Software Developer Manuals, Chapter 36 Intel Processor Trace.
23 processors that are based on the Intel micro-architecture code name Broadwell.
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/OK3568_Linux_fs/kernel/arch/arm/mm/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0
17 A 32-bit RISC microprocessor based on the ARM7 processor core
36 A 32-bit RISC processor with 8kByte Cache, Write Buffer and
53 A 32-bit RISC processor with 8KB cache or 4KB variants,
54 write buffer and MPU(Protection Unit) built around
69 A 32-bit RISC microprocessor based on the ARM9 processor core
166 Branch Target Buffer, Unified TLB and cache line size 16.
182 ARM940T is a member of the ARM9TDMI family of general-
184 instruction and 4KB data cases, each with a 4-word line
190 # ARM946E-S
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/OK3568_Linux_fs/kernel/include/uapi/linux/
H A Dperf_event.h1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
5 * Copyright (C) 2008-2009, Thomas Gleixner <tglx@linutronix.de>
6 * Copyright (C) 2008-2011, Red Hat, Inc., Ingo Molnar
7 * Copyright (C) 2008-2011, Red Hat, Inc., Peter Zijlstra
13 * For licencing details see kernel-base/COPYING
23 * User-space ABI bits:
37 PERF_TYPE_MAX, /* non-ABI */
60 PERF_COUNT_HW_MAX, /* non-ABI */
66 * { L1-D, L1-I, LLC, ITLB, DTLB, BPU, NODE } x
79 PERF_COUNT_HW_CACHE_MAX, /* non-ABI */
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