/linux/Documentation/devicetree/bindings/crypto/ |
H A D | inside-secure,safexcel.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 3 --- 4 $id: http://devicetree.org/schemas/crypto/inside-secure,safexcel.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Inside Secure SafeXcel cryptographic engine 10 - Antoine Tenart <atenart@kernel.org> 15 - const: inside-secure,safexcel-eip197b 16 - const: inside-secure,safexcel-eip197d 17 - const: inside-secure,safexcel-eip97ies 18 - const: inside-secure,safexcel-eip197 [all …]
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/linux/drivers/nfc/microread/ |
H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only 6 This module contains the main code for Inside Secure microread 11 tristate "Inside Secure Microread device support (I2C)" 16 Inside microread chipsets. Select this if your platform is using 23 tristate "Inside Secure Microread device support (MEI)" 28 Inside microread chipsets. Select this if your microread chipset
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H A D | mei.c | 1 // SPDX-License-Identifier: GPL-2.0 5 * HCI based Driver for Inside Secure microread NFC Chip 28 return -ENOMEM; in microread_mei_probe() 32 &phy->hdev); in microread_mei_probe() 46 microread_remove(phy->hdev); in microread_mei_remove()
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H A D | i2c.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * HCI based Driver for Inside Secure microread NFC Chip - i2c layer 52 16, 1, (skb)->data, (skb)->len, 0); \ 61 len = skb->len; in microread_i2c_add_len_crc() 64 for (i = 0; i < skb->len; i++) in microread_i2c_add_len_crc() 65 crc = crc ^ skb->data[i]; in microread_i2c_add_len_crc() 81 for (i = 0; i < skb->len - 1; i++) in check_crc() 82 crc = crc ^ skb->data[i]; in check_crc() 84 if (crc != skb->data[skb->len-1]) { in check_crc() 85 pr_err("CRC error 0x%x != 0x%x\n", crc, skb->data[skb->len-1]); in check_crc() [all …]
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/linux/drivers/s390/crypto/ |
H A D | zcrypt_ccamisc.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */ 18 #define TOKTYPE_NON_CCA 0x00 /* Non-CCA key token */ 42 /* inside view of a CCA secure key token (only type 0x01 version 0x04) */ 58 /* inside view of a variable length symmetric cipher AES key token */ 82 /* AES-128 512 640 */ 83 /* AES-192 576 640 */ 84 /* AES-256 640 640 */ 98 /* inside view of an CCA secure ECC private key */ 108 u8 htype; /* hash method, 0x02 for SHA-256 */ 134 * Simple check if the token is a valid CCA secure AES data key [all …]
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H A D | zcrypt_ep11misc.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */ 29 /* inside view of an EP11 secure key blob */ 50 return (kb->version == EP11_STRUCT_MAGIC); in is_ep11_keyblob() 115 * Generate (random) EP11 AES secure key. 121 * Generate EP11 AES secure key with given clear key value. 129 * - apqn is online and is in fact an EP11 apqn 130 * - if cardnr is not FFFF only apqns with this cardnr 131 * - if domain is not FFFF only apqns with this domainnr 132 * - if minhwtype > 0 only apqns with hwtype >= minhwtype 133 * - if minapi > 0 only apqns with API_ord_nr >= minapi [all …]
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H A D | zcrypt_ccamisc.c | 1 // SPDX-License-Identifier: GPL-2.0+ 44 * Simple check if the token is a valid CCA secure AES data key 55 if (t->type != TOKTYPE_CCA_INTERNAL) { in cca_check_secaeskeytoken() 58 __func__, (int)t->type, TOKTYPE_CCA_INTERNAL); in cca_check_secaeskeytoken() 59 return -EINVAL; in cca_check_secaeskeytoken() 61 if (t->version != TOKVER_CCA_AES) { in cca_check_secaeskeytoken() 64 __func__, (int)t->version, TOKVER_CCA_AES); in cca_check_secaeskeytoken() 65 return -EINVAL; in cca_check_secaeskeytoken() 67 if (keybitsize > 0 && t->bitsize != keybitsize) { in cca_check_secaeskeytoken() 70 __func__, (int)t->bitsize, keybitsize); in cca_check_secaeskeytoken() [all …]
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/linux/Documentation/devicetree/bindings/arm/tegra/ |
H A D | nvidia,tegra194-cbb.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/arm/tegra/nvidia,tegra194-cbb.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Sumit Gupta <sumitg@nvidia.com> 15 multiple hierarchical sub-NOCs (Network-on-Chip) and connects various 19 by the NOCs inside the CBB. NOCs reporting errors are cluster NOCs 20 "AON-NOC, SCE-NOC, RCE-NOC, BPMP-NOC, CV-NOC" and "CBB Central NOC" 28 - For CCPLEX (CPU Complex) initiator, the driver sets ERD bit. So, the 31 - For other initiators, the ERD is disabled. So, the access issuing [all …]
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/linux/drivers/crypto/inside-secure/ |
H A D | safexcel.c | 1 // SPDX-License-Identifier: GPL-2.0 5 * Antoine Tenart <antoine.tenart@free-electrons.com> 10 #include <linux/dma-mapping.h> 45 writel(0, priv->base + EIP197_FLUE_IFC_LUT(i)); in eip197_trc_cache_setupvirt() 51 for (i = 0; i < priv->config.rings; i++) { in eip197_trc_cache_setupvirt() 52 writel(0, priv->base + EIP197_FLUE_CACHEBASE_LO(i)); in eip197_trc_cache_setupvirt() 53 writel(0, priv->base + EIP197_FLUE_CACHEBASE_HI(i)); in eip197_trc_cache_setupvirt() 55 priv->base + EIP197_FLUE_CONFIG(i)); in eip197_trc_cache_setupvirt() 57 writel(0, priv->base + EIP197_FLUE_OFFSETS); in eip197_trc_cache_setupvirt() 58 writel(0, priv->base + EIP197_FLUE_ARC4_OFFSET); in eip197_trc_cache_setupvirt() [all …]
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/linux/Documentation/arch/arm/ |
H A D | tcm.rst | 2 ARM TCM (Tightly-Coupled Memory) handling in Linux 7 Some ARM SoCs have a so-called TCM (Tightly-Coupled Memory). 8 This is usually just a few (4-64) KiB of RAM inside the ARM 11 Due to being embedded inside the CPU, the TCM has a 12 Harvard-architecture, so there is an ITCM (instruction TCM) 24 determine if ITCM (bits 1-0) and/or DTCM (bit 17-16) is present 47 be able to lock and hide one of the banks for use by the secure 52 - FIQ and other interrupt handlers that need deterministic 55 - Idle loops where all external RAM is set to self-refresh 56 retention mode, so only on-chip RAM is accessible by [all …]
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/linux/arch/s390/include/uapi/asm/ |
H A D | pkey.h | 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 23 #define SECKEYBLOBSIZE 64 /* secure key blob size is always 64 bytes */ 89 /* Struct to hold a CCA AES secure key blob */ 91 __u8 seckey[SECKEYBLOBSIZE]; /* the secure key blob */ 121 * Generate CCA AES secure key. 127 struct pkey_seckey seckey; /* out: the secure key blob */ 133 * Construct CCA AES secure key from clear key value 140 struct pkey_seckey seckey; /* out: the secure key blob */ 146 * Fabricate AES protected key from a CCA AES secure key 151 struct pkey_seckey seckey; /* in: the secure key blob */ [all …]
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/linux/Documentation/devicetree/bindings/mfd/ |
H A D | nxp,bbnsm.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: NXP Battery-Backed Non-Secure Module 10 - Jacky Bai <ping.bai@nxp.com> 13 NXP BBNSM serves as non-volatile logic and storage for the system. 17 significant 32 bits of the real-time counter match the value in the 19 The ON/OFF logic inside the BBNSM allows for connecting directly to 26 - enum: 27 - nxp,imx93-bbnsm [all …]
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/linux/arch/nios2/include/asm/ |
H A D | thread_info.h | 2 * NiosII low-level thread information 31 * - this struct should fit entirely inside of one cache line 32 * - this struct shares the supervisor stack pages 33 * - if the contents of this structure are changed, the assembly constants 62 return (struct thread_info *)(sp & ~(THREAD_SIZE - 1)); in current_thread_info() 68 * - these are process state flags that various assembly files may need to 70 * - pending work-to-be-done flags are in LSW 71 * - other flags in MSW 78 #define TIF_SECCOMP 5 /* secure computing */
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/linux/security/integrity/ima/ |
H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only 26 an aggregate integrity value over this list inside the 71 limited to 255 characters. The 'ima-ng' measurement list 77 bool "ima-ng (default)" 79 bool "ima-sig" 84 default "ima-ng" if IMA_NG_TEMPLATE 85 default "ima-sig" if IMA_SIG_TEMPLATE 155 <http://linux-ima.sourceforge.net> 165 based on run time secure boot flags. 213 Kernel module signatures can only be verified by IMA-appraisal, [all …]
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/linux/arch/microblaze/include/asm/ |
H A D | thread_info.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 22 * - this struct should fit entirely inside of one cache line 23 * - this struct shares the supervisor stack pages 24 * - if the contents of this structure are changed, the assembly constants 38 /* non-volatile registers */ 62 unsigned long status; /* thread-synchronous flags */ 85 return (struct thread_info *)(sp & ~(THREAD_SIZE-1)); in current_thread_info() 93 * - these are process state flags that various assembly files may 95 * - pending work-to-be-done flags are in LSW 96 * - other flags in MSW [all …]
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/linux/arch/xtensa/include/asm/ |
H A D | thread_info.h | 2 * include/asm-xtensa/thread_info.h 8 * Copyright (C) 2001 - 2005 Tensilica Inc. 25 * - this struct should fit entirely inside of one cache line 26 * - this struct shares the supervisor stack pages 27 * - if the contents of this structure are changed, the assembly constants 51 unsigned long status; /* thread-synchronous flags */ 65 * If i-th bit is set then coprocessor state is loaded into the 113 * - these are process state flags that various assembly files may need to access 125 #define TIF_SECCOMP 10 /* secure computing */ 143 #define THREAD_SIZE_ORDER (KERNEL_STACK_SHIFT - PAGE_SHIFT)
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/linux/arch/powerpc/ |
H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0 5 def_bool PPC64 && $(cc-option, -mabi=elfv2) 8 def_bool PPC64 && $(cc-option, -mcpu=power10 -mprefixed) 11 # Clang has a bug (https://github.com/llvm/llvm-project/issues/62372) 12 # where pcrel code is not generated if -msoft-float, -mno-altivec, or 13 # -mno-vsx options are also given. Without these options, fp/vec 16 def_bool PPC64 && CC_IS_GCC && $(cc-option, -mcpu=power10 -mpcrel) 35 # On Book3S 64, the default virtual address space for 64-bit processes 38 # between bottom-up and top-down allocations for applications that 41 default 29 if PPC_BOOK3S_64 && PPC_64K_PAGES # 29 = 45 (32T) - 16 (64K) [all …]
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/linux/arch/arm/mach-omap2/ |
H A D | pm34xx.c | 1 // SPDX-License-Identifier: GPL-2.0-only 5 * Copyright (C) 2006-2008 Nokia Corporation 13 * Richard Woodruff <r-woodruff2@ti.com> 42 #include "cm-regbits-34xx.h" 43 #include "prm-regbits-34xx.h" 47 #include "omap-secure.h" 97 * FIXME: This function should be called before entering off-mode after 98 * OMAP3 secure services have been accessed. Currently it is only called 99 * once during boot sequence, but this works as we are not using secure 110 * otherwise the WFI executed inside the ROM code in omap3_save_secure_ram_context() [all …]
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/linux/arch/mips/include/asm/ |
H A D | thread_info.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* thread_info.h: MIPS low-level thread information 5 * - Incorporating suggestions made by Linus Torvalds and Dave Miller 20 * - this struct should fit entirely inside of one cache line 21 * - this struct shares the supervisor stack pages 22 * - if the contents of this structure are changed, the assembly constants 99 #define THREAD_MASK (THREAD_SIZE - 1UL) 105 * - these are process state flags that various assembly files may need to 107 * - pending work-to-be-done flags are in LSW 108 * - other flags in MSW [all …]
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/linux/Documentation/security/ |
H A D | ipe.rst | 1 .. SPDX-License-Identifier: GPL-2.0 3 Integrity Policy Enforcement (IPE) - Kernel Documentation 10 :doc:`IPE admin guide </admin-guide/LSM/ipe>`. 13 --------------------- 16 of a locked-down system. This system would be born-secure, and have 27 2. DM-Verity 29 Both options were carefully considered, however the choice to use DM-Verity 46 modify filesystem offline, the attacker could wipe all the xattrs - 50 With DM-Verity, as the xattrs are saved as part of the Merkel tree, if 51 offline mount occurs against the filesystem protected by dm-verity, the [all …]
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H A D | snp-tdx-threat-model.rst | 17 the kernel through various networking or limited HW-specific exposed 28 solutions provide a Trusted Execution Environment (TEE), where secure data 33 Machines (VM) inside TEE. From now on in this document will be referring 39 inside a CoCo VM. Namely, confidential computing allows its users to 48 additional mechanisms to control guest-host page mapping. More details on 49 the x86-specific solutions can be found in 51 …https://www.amd.com/system/files/techdocs/sev-snp-strengthening-vm-isolation-with-integrity-protec… 56 that acts as a security manager. The host-side virtual machine monitor 63 In the following diagram, the "<--->" lines represent bi-directional 67 +-------------------+ +-----------------------+ [all …]
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/linux/Documentation/virt/kvm/x86/ |
H A D | amd-memory-encryption.rst | 1 .. SPDX-License-Identifier: GPL-2.0 4 Secure Encrypted Virtualization (SEV) 10 Secure Encrypted Virtualization (SEV) is a feature found on AMD processors. 12 SEV is an extension to the AMD-V architecture which supports running 46 Hence, the ASID for the SEV-enabled guests must be from 1 to a maximum value 57 of zero if SEV is enabled). If non-NULL, the argument to 74 are defined in ``<linux/psp-dev.h>``. 80 ---------------- 91 Returns: 0 on success, -negative on error 127 ``debug_swap`` parameter of ``kvm-amd.ko``. [all …]
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H A D | running-nested-guests.rst | 1 .. SPDX-License-Identifier: GPL-2.0 7 A nested guest is the ability to run a guest inside another guest (it 8 can be KVM-based or a different hypervisor). The straightforward 12 .----------------. .----------------. 17 |----------------'--'----------------| 22 .------------------------------------------------------. 25 |------------------------------------------------------| 27 '------------------------------------------------------' 31 - L0 – level-0; the bare metal host, running KVM 33 - L1 – level-1 guest; a VM running on L0; also called the "guest [all …]
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/linux/drivers/net/ethernet/freescale/dpaa2/ |
H A D | dpsw.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 3 * Copyright 2014-2016 Freescale Semiconductor Inc. 4 * Copyright 2017-2021 NXP 11 /* Data Path L2-Switch API 30 * DPSW_OPT_FLOODING_DIS - Flooding was disabled at device create 34 * DPSW_OPT_MULTICAST_DIS - Multicast was disabled at device create 38 * DPSW_OPT_CTRL_IF_DIS - Control interface support is disabled 43 * enum dpsw_component_type - component type of a bridge 44 * @DPSW_COMPONENT_TYPE_C_VLAN: A C-VLAN component of an 46 * to process C-tagged frames [all …]
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/linux/Documentation/security/tpm/ |
H A D | tpm-security.rst | 1 .. SPDX-License-Identifier: GPL-2.0-only 12 ------------ 16 PTT, which is a software TPM running inside a software environment 22 ----------------------------------------------- 42 --------------------------- 68 ---------------- 77 --------------------------------------- 104 name, which is what is exported via sysfs so user-space can run the 107 TPM transactions since start of day were secure and if it doesn't, you 112 -------------- [all …]
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