| /openbmc/linux/drivers/misc/ |
| H A D | sram-exec.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * SRAM protect-exec region helper functions
5 * Copyright (C) 2017 Texas Instruments Incorporated - https://www.ti.com/
25 unsigned long base = (unsigned long)part->base; in sram_check_protect_exec()
26 unsigned long end = base + block->size; in sram_check_protect_exec()
29 dev_err(sram->dev, in sram_check_protect_exec()
30 "SRAM pool marked with 'protect-exec' is not page aligned and will not be created.\n"); in sram_check_protect_exec()
31 return -ENOMEM; in sram_check_protect_exec()
40 list_add_tail(&part->list, &exec_pool_list); in sram_add_protect_exec()
47 * sram_exec_copy - copy data to a protected executable region of sram
[all …]
|
| /openbmc/linux/tools/testing/selftests/powerpc/mm/ |
| H A D | pkey_siginfo.c | 1 // SPDX-License-Identifier: GPL-2.0
44 if (sinfo->si_code != SEGV_PKUERR) { in segv_handler()
50 if (sinfo->si_addr != (void *) fault_addr) { in segv_handler()
68 pgstart = (void *) ((unsigned long) fault_addr & ~(pgsize - 1)); in segv_handler()
72 * reassociate the page with the exec-only pkey since execute in segv_handler()
77 * read-write rights, change the AMR permission bits for the in segv_handler()
97 static void *protect(void *p) in protect() function
105 base = ((struct region *) p)->base; in protect()
106 size = ((struct region *) p)->size; in protect()
119 * Repeatedly try to protect the common region with a permissive in protect()
[all …]
|
| /openbmc/linux/Documentation/devicetree/bindings/arm/omap/ |
| H A D | mpu.txt | 1 * TI - MPU (Main Processor Unit) subsystem
8 - compatible : Should be "ti,omap3-mpu" for OMAP3
9 Should be "ti,omap4-mpu" for OMAP4
10 Should be "ti,omap5-mpu" for OMAP5
11 - ti,hwmods: "mpu"
14 - sram: Phandle to the ocmcram node
17 - pm-sram: Phandles to ocmcram nodes to be used for power management.
18 First should be type 'protect-exec' for the driver to use to copy
25 - For an OMAP5 SMP system:
28 compatible = "ti,omap5-mpu";
[all …]
|
| /openbmc/u-boot/doc/ |
| H A D | README.mpc83xxads | 2 -----------------------------------------
7 $ CROSS_COMPILE=powerpc-linux-
10 $ powerpc-linux-gcc -v
11 Reading specs from /usr/powerpc/lib/gcc/powerpc-linux/3.4.3/specs
12 Configured with: ../configure --prefix=/usr/powerpc
13 --exec-prefix=/usr/powerpc --target=powerpc-linux --enable-shared
14 --disable-nls --disable-multilib --enable-languages=c,c++,ada,f77,objc
18 $ powerpc-linux-as -v
19 GNU assembler version 2.15 (powerpc-linux) using BFD version 2.15
53 CONFIG_TSEC_ENET Use on-chip 10/100/1000 ethernet
[all …]
|
| /openbmc/openbmc/meta-security/dynamic-layers/meta-perl/recipes-security/bastille/files/ |
| H A D | config | 3 # Q: Should Bastille disable clear-text r-protocols that use IP-based authentication? [Y]
5 # Q: Should we disallow root login on tty's 1-6? [N]
13 # Q: Would you like to password protect single-user mode? [Y]
39 # Q: ICMP allowed types: [destination-unreachable echo-reply time-exceeded]
40 Firewall.ip_s_icmpallowed="destination-unreachable echo-reply time-exceeded"
43 # Q: ICMP types to disallow outbound: [destination-unreachable time-exceeded]
44 Firewall.ip_s_icmpout="destination-unreachable time-exceeded"
69 # Q: TCP services to audit: [telnet ftp imap pop3 finger sunrpc exec login linuxconf ssh]
70 Firewall.ip_s_tcpaudit="telnet ftp imap pop3 finger sunrpc exec login linuxconf ssh"
93 # Q: Would you like to display "Authorized Use" messages at log-in time? [Y]
[all …]
|
| /openbmc/qemu/tests/qemu-iotests/ |
| H A D | 203 | 24 # BDRV_POLL_WHILE(). Protect against regressions even though the AioContext
37 iotests.qemu_img_create('-f', iotests.imgfmt, disk0_img_path, img_size)
38 iotests.qemu_img_create('-f', iotests.imgfmt, disk1_img_path, img_size)
42 .add_drive(disk0_img_path, 'node-name=drive0-node', interface='none')
43 .add_drive(disk1_img_path, 'node-name=drive1-node', interface='none')
47 iotests.log(vm.qmp('x-blockdev-set-iothread',
48 node_name='drive0-node', iothread='iothread0',
50 iotests.log(vm.qmp('x-blockdev-set-iothread',
51 node_name='drive1-node', iothread='iothread0',
55 iotests.log(vm.qmp('migrate-set-capabilities', capabilities=[
[all …]
|
| /openbmc/linux/Documentation/devicetree/bindings/memory-controllers/ti/ |
| H A D | emif.txt | 3 EMIF - External Memory Interface - is an SDRAM controller used in
11 - compatible : Should be of the form "ti,emif-<ip-rev>" where <ip-rev>
14 "ti,emif-am3352"
15 "ti,emif-am4372"
16 "ti,emif-dra7xx"
17 "ti,emif-keystone"
19 - phy-type : <u32> indicating the DDR phy type. Following are the
24 - device-handle : phandle to a "lpddr2" node representing the memory part
26 - ti,hwmods : For TI hwmods processing and omap device creation
29 - interrupts : interrupt used by the controller
[all …]
|
| /openbmc/linux/Documentation/arch/x86/ |
| H A D | shstk.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 Control-flow Enforcement Technology (CET) Shadow Stack
10 Control-flow Enforcement Technology (CET) covers several related x86 processor
12 can protect both applications and the kernel.
20 control-protection fault. IBT verifies indirect CALL/JMP targets are intended
22 Stack and Indirect Branch Tracking. Today in the 64-bit kernel, only userspace
45 from readelf/llvm-readelf output::
47 readelf -n <application> | grep -a SHSTK
60 on a per-thread basis. The enablement status is inherited on clone, so if the
90 -EPERM if any of the passed feature are locked.
[all …]
|
| /openbmc/qemu/hw/ppc/ |
| H A D | prep_systemio.c | 29 #include "hw/qdev-properties.h"
31 #include "exec/address-spaces.h"
33 #include "qemu/error-report.h" /* for error_report() */
39 #define TYPE_PREP_SYSTEMIO "prep-systemio"
43 #define PREP_BIT(n) (1 << (7 - (n)))
59 /* PORT 0092 -- Special Port 92 (Read/Write) */
72 s->sreset = val & PORT0092_SOFTRESET; in prep_port0092_write()
73 qemu_set_irq(s->softreset_irq, s->sreset); in prep_port0092_write()
77 error_report("little-endian mode not supported"); in prep_port0092_write()
87 trace_prep_systemio_read(addr, s->sreset); in prep_port0092_read()
[all …]
|
| /openbmc/linux/drivers/gpu/drm/amd/amdgpu/ |
| H A D | amdgpu_gem.c | 32 #include <linux/dma-buf.h>
50 struct ttm_buffer_object *bo = vmf->vma->vm_private_data; in amdgpu_gem_fault()
51 struct drm_device *ddev = bo->base.dev; in amdgpu_gem_fault()
66 ret = ttm_bo_vm_fault_reserved(vmf, vmf->vma->vm_page_prot, in amdgpu_gem_fault()
71 ret = ttm_bo_vm_dummy_page(vmf, vmf->vma->vm_page_prot); in amdgpu_gem_fault()
73 if (ret == VM_FAULT_RETRY && !(vmf->flags & FAULT_FLAG_RETRY_NOWAIT)) in amdgpu_gem_fault()
77 dma_resv_unlock(bo->base.resv); in amdgpu_gem_fault()
126 bo = &ubo->bo; in amdgpu_gem_object_create()
127 *obj = &bo->tbo.base; in amdgpu_gem_object_create()
128 (*obj)->funcs = &amdgpu_gem_object_funcs; in amdgpu_gem_object_create()
[all …]
|
| H A D | amdgpu_amdkfd_gpuvm.c | 1 // SPDX-License-Identifier: MIT
3 * Copyright 2014-2018 Advanced Micro Devices, Inc.
23 #include <linux/dma-buf.h>
72 #define domain_string(domain) domain_bit_to_string[ffs(domain)-1]
81 list_for_each_entry(entry, &mem->attachments, list) in kfd_mem_is_attached()
82 if (entry->bo_va->base.vm == avm) in kfd_mem_is_attached()
89 * reuse_dmamap() - Check whether adev can share the original
103 return (adev->ram_is_direct_mapped && bo_adev->ram_is_direct_mapped) || in reuse_dmamap()
104 (adev->dev->iommu_group == bo_adev->dev->iommu_group); in reuse_dmamap()
108 * System (TTM + userptr) memory - 15/16th System RAM
[all …]
|
| /openbmc/qemu/include/sysemu/ |
| H A D | replay.h | 4 * Copyright (c) 2010-2015 Institute for System Programming
8 * See the COPYING file in the top-level directory.
18 #include "exec/replay-core.h"
19 #include "qapi/qapi-types-misc.h"
20 #include "qapi/qapi-types-run-state.h"
21 #include "qapi/qapi-types-ui.h"
56 * The locks are needed to protect the shared structures and log file
57 * when doing record/replay. They also are the main sync-point between
58 * the main-loop thread and the vCPU thread. This was a role
|
| /openbmc/qemu/target/microblaze/ |
| H A D | cpu.c | 5 * Copyright (c) 2009-2012 PetaLogix Qld Pty Ltd.
21 * <http://www.gnu.org/licenses/lgpl-2.1.html>
29 #include "hw/qdev-properties.h"
30 #include "exec/exec-all.h"
31 #include "exec/cpu_ldst.h"
32 #include "exec/gdbstub.h"
33 #include "fpu/softfloat-helpers.h"
85 cpu->env.pc = value; in mb_cpu_set_pc()
87 cpu->env.iflags = 0; in mb_cpu_set_pc()
94 return cpu->env.pc; in mb_cpu_get_pc()
[all …]
|
| /openbmc/qemu/include/exec/ |
| H A D | cpu_ldst.h | 2 * Software MMU support (per-target)
69 #include "exec/memopidx.h"
70 #include "exec/abi_ptr.h"
71 #include "exec/mmu-access-type.h"
76 #include "user/guest-base.h"
103 return len - 1 <= GUEST_ADDR_MAX && start <= GUEST_ADDR_MAX - len + 1; in guest_range_valid_untagged()
108 (uintptr_t)(x) - guest_base <= GUEST_ADDR_MAX)
111 uintptr_t __ret = (uintptr_t)(x) - guest_base; \
383 * For user-only, helpers that use guest to host address translation
384 * must protect the actual host memory access by recording 'retaddr'
|
| /openbmc/qemu/accel/hvf/ |
| H A D | hvf-accel-ops.c | 51 #include "qemu/error-report.h"
52 #include "qemu/main-loop.h"
53 #include "exec/address-spaces.h"
54 #include "exec/exec-all.h"
61 #include "qemu/guest-random.h"
71 for (x = 0; x < hvf_state->num_slots; ++x) { in hvf_find_overlap_slot()
72 slot = &hvf_state->slots[x]; in hvf_find_overlap_slot()
73 if (slot->size && start < (slot->start + slot->size) && in hvf_find_overlap_slot()
74 (start + size) > slot->start) { in hvf_find_overlap_slot()
95 macslot = &mac_slots[slot->slot_id]; in do_hvf_set_memory()
[all …]
|
| /openbmc/linux/Documentation/devicetree/bindings/sram/ |
| H A D | sram.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Generic on-chip SRAM
10 - Rob Herring <robh@kernel.org>
19 Following the generic-names recommended practice, node names should
30 - mmio-sram
31 - amlogic,meson-gxbb-sram
32 - arm,juno-sram-ns
33 - atmel,sama5d2-securam
[all …]
|
| /openbmc/linux/include/uapi/linux/ |
| H A D | taskstats.h | 1 /* SPDX-License-Identifier: LGPL-2.1 WITH Linux-syscall-note */
2 /* taskstats.h - exporting per-task statistics
22 /* Format for per-task data returned to userland when
23 * - a task exits
24 * - listener requests stats for a task
33 * c) add new fields after version comment; maintain 64-bit alignment
76 /* Following four fields atomically updated using task->delays->lock */
88 /* cpu "wall-clock" running time
127 /* Accumulated RSS usage in duration of a task, in MBytes-usecs.
133 __u64 coremem; /* accumulated RSS usage in MB-usec */
[all …]
|
| /openbmc/linux/fs/ |
| H A D | exec.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * linux/fs/exec.c
9 * #!-checking implemented by tytso.
12 * Demand-loading implemented 01.12.91 - no need to read anything but
14 * "current->executable", and page faults do the actual loading. Clean.
17 * was less than 2 hours work to get demand-loading completely implemented.
20 * current->executable is only used by the procfs. This allows a dispatch
89 insert ? list_add(&fmt->lh, &formats) : in __register_binfmt()
90 list_add_tail(&fmt->lh, &formats); in __register_binfmt()
99 list_del(&fmt->lh); in unregister_binfmt()
[all …]
|
| /openbmc/qemu/system/ |
| H A D | dirtylimit.c | 10 * See the COPYING file in the top-level directory.
14 #include "qemu/main-loop.h"
15 #include "qapi/qapi-commands-migration.h"
22 #include "exec/memory.h"
23 #include "exec/target_page.h"
71 /* protect dirtylimit_state */
95 vcpu_dirty_rate_stat->stat.rates[i].id = i; in vcpu_dirty_rate_stat_collect()
96 vcpu_dirty_rate_stat->stat.rates[i].dirty_rate = in vcpu_dirty_rate_stat_collect()
110 while (qatomic_read(&vcpu_dirty_rate_stat->running)) { in vcpu_dirty_rate_stat_thread()
126 DirtyRateVcpu *rates = vcpu_dirty_rate_stat->stat.rates; in vcpu_dirty_rate_get()
[all …]
|
| /openbmc/linux/Documentation/driver-api/ |
| H A D | dma-buf.rst | 1 Buffer Sharing and Synchronization (dma-buf)
4 The dma-buf subsystem provides the framework for sharing buffers for
8 This is used, for example, by drm "prime" multi-GPU support, but is of
11 The three main components of this are: (1) dma-buf, representing a
18 ------------------
20 This document serves as a guide to device-driver writers on what is the dma-buf
27 exporter, and A as buffer-user/importer.
31 - implements and manages operations in :c:type:`struct dma_buf_ops
33 - allows other users to share the buffer by using dma_buf sharing APIs,
34 - manages the details of buffer allocation, wrapped in a :c:type:`struct
[all …]
|
| /openbmc/qemu/migration/ |
| H A D | dirtyrate.c | 10 * See the COPYING file in the top-level directory.
14 #include "qemu/error-report.h"
17 #include "exec/ramblock.h"
18 #include "exec/target_page.h"
20 #include "qemu/main-loop.h"
21 #include "qapi/qapi-commands-migration.h"
30 #include "exec/memory.h"
56 if ((current_time - initial_time) >= msec) { in dirty_stat_wait()
57 msec = current_time - initial_time; in dirty_stat_wait()
59 g_usleep((msec + initial_time - current_time) * 1000); in dirty_stat_wait()
[all …]
|
| /openbmc/linux/Documentation/filesystems/ |
| H A D | affs.rst | 1 .. SPDX-License-Identifier: GPL-2.0
19 in file names are case-insensitive, as they ought to be.
44 protect
107 Amiga -> Linux:
111 - R maps to r for user, group and others. On directories, R implies x.
113 - W maps to w.
115 - E maps to x.
117 - D is ignored.
119 - H, S and P are always retained and ignored under Linux.
121 - A is cleared when a file is written to.
[all …]
|
| /openbmc/qemu/accel/tcg/ |
| H A D | tb-maint.c | 21 #include "qemu/interval-tree.h"
23 #include "exec/cputlb.h"
24 #include "exec/log.h"
25 #include "exec/exec-all.h"
26 #include "exec/page-protection.h"
27 #include "exec/tb-flush.h"
28 #include "exec/translate-all.h"
31 #include "tb-hash.h"
32 #include "tb-context.h"
33 #include "internal-common.h"
[all …]
|
| H A D | user-exec.c | 4 * Copyright (c) 2003-2005 Fabrice Bellard
20 #include "hw/core/tcg-cpu-ops.h"
22 #include "exec/exec-all.h"
26 #include "exec/cpu_ldst.h"
27 #include "qemu/main-loop.h"
28 #include "exec/translate-all.h"
29 #include "exec/page-protection.h"
30 #include "exec/helper-proto.h"
33 #include "tcg/tcg-ldst.h"
34 #include "internal-common.h"
[all …]
|
| /openbmc/linux/include/linux/ |
| H A D | fsnotify_backend.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
43 #define FS_OPEN_EXEC 0x00001000 /* File was opened for exec */
57 #define FS_OPEN_EXEC_PERM 0x00040000 /* open/exec event in a permission hook */
73 * Directory entry modification events - reported only to directory
125 * handle_event - main call for a group to handle an fs event
130 * @dir: optional directory associated with event -
137 * handle_inode_event - simple variant of handle_event() for groups that only
142 * @dir: optional directory associated with event -
145 * Either @inode or @dir must be non-NULL.
149 * free_group_priv - called when a group refcnt hits 0 to clean up the private union
[all …]
|