032166627b
This set of subops is used to access and modify some parameters of FLASK security server and access vector cache. Signed-off-by: Sergiy Kibrik <Sergiy_Kibrik@epam.com>
82 lines
2.2 KiB
Text
82 lines
2.2 KiB
Text
# SPDX-License-Identifier: Apache-2.0
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# Copyright (c) 2022-2026 EPAM Systems
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if XEN
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menu "Xen drivers"
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config XEN_FDT
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bool "Xen boot FDT support"
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depends on BOARD_XENVM
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select BOOT_FDT
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select FWARGS_HANDLER_HOOK
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help
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Copy the Xen-provided boot device tree blob from the first firmware
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argument into Zephyr-owned memory during early boot.
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config XEN_FDT_MAX_SIZE
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hex "Maximum Xen boot FDT size"
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default 0x8000
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depends on XEN_FDT
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help
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Maximum number of bytes reserved for the copied Xen boot device tree
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blob.
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config XEN_DMOP
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bool "Xen dmop hypercall wrappers"
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help
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Enable lightweight wrappers for Xen dm_op hypercalls used by
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Xen device backends. Disable to drop dmop.c from the build.
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config XEN_REGIONS
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bool "Xen extended regions driver"
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depends on MMU
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select SYS_MEM_BLOCKS
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select KERNEL_DIRECT_MAP
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help
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Xen extended regions driver. Allows using extended regions, provided by
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XEN hypervisor to Zephyr. This memory can be used to avoid allocations
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from Zephyr heap memory in favour of free unmapped space on Stage 2
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translation level. Requires the presence of at least one extended region
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in the hypervisor node.
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config XEN_GRANT_TABLE
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bool "Xen grant table driver"
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depends on HEAP_MEM_POOL_SIZE > 0 || XEN_REGIONS
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default y
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help
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Xen grant table driver. Please note that driver uses dynamic memory
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allocation with k_malloc(), so CONFIG_HEAP_MEM_POOL_SIZE should be
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>= number of pages, that you want to alloc and grant or foreign frames
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that you want to map.
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config XEN_GRANT_TABLE_INIT_PRIORITY
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int "Grant table driver init priority"
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depends on XEN_GRANT_TABLE
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default 50
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config NR_GRANT_FRAMES
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int "Number of grant frames mapped to Zephyr"
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depends on XEN_GRANT_TABLE
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default 1
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help
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This value configures how much grant frames will be supported by Zephyr
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grant table driver in runtime. This value should be <= max_grant_frames
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configured for domain in Xen hypervisor.
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config XEN_EVENTS
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bool "Xen events driver"
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default y
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help
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Xen event channels driver.
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config XEN_FLASK
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bool "XSM FLASK driver"
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help
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Support XSM FLASK hypercall interface, which allows to work with Xen security policy
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and to assign security labels to domains.
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endmenu
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endif # XEN
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