64 lines
3.2 KiB
Text
64 lines
3.2 KiB
Text
# Copyright (c) 2018, The Linux Foundation. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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# * Neither the name of The Linux Foundation nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# These are the permissions required to use the boot_control HAL implemented
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# here: hardware/qcom/bootctrl/boot_control.c
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# Getting and setting GPT attributes for the bootloader iterates over all the
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# partition names in the block_device directory /dev/block/.../by-name
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allow hal_bootctl block_device:dir r_dir_perms;
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# Edit the attributes stored in the GPT.
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allow hal_bootctl gpt_block_device:blk_file rw_file_perms;
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allow hal_bootctl root_block_device:blk_file rw_file_perms;
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# Allow boot_control_hal to get attributes on all the A/B partitions.
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allow hal_bootctl boot_block_device:blk_file rw_file_perms;
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allow hal_bootctl ab_block_device:blk_file getattr;
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allow hal_bootctl xbl_block_device:blk_file getattr;
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allow hal_bootctl modem_block_device:blk_file getattr;
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allow hal_bootctl system_block_device:blk_file getattr;
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allow hal_bootctl custom_ab_block_device:blk_file getattr;
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allow hal_bootctl recovery_block_device:blk_file getattr;
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allow hal_bootctl mdtp_device:blk_file getattr;
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allow hal_bootctl_server misc_block_device:blk_file rw_file_perms;
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# Access /dev/sgN devices (generic SCSI) to write the
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# A/B slot selection for the XBL partition. Allow also to issue a
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# UFS_IOCTL_QUERY ioctl.
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allow hal_bootctl sg_device:chr_file rw_file_perms;
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# The sys_rawio denial message is benign, and shows up due to a capability()
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# call made by the scsi driver to check for CAP_SYS_RAWIO. Not having this
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# does not result in a error
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dontaudit hal_bootctl self:capability sys_rawio;
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# Read the sysfs to lookup what /dev/sgN device
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# corresponds to the XBL partitions.
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allow hal_bootctl sysfs_scsi_target:dir r_dir_perms;
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# Write to the XBL devices.
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allow hal_bootctl xbl_block_device:blk_file rw_file_perms;
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