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https://github.com/ARM-software/arm-trusted-firmware.git
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3a9f8eecd7
Add simple driver which allows to configure the memory controller trust zones. It is responsible for opening mc trustzone window, with appropriate base address, size and attributes. Example of usage in upcoming commits. Change-Id: I8bea17754d31451b305040ee7de331fb8db0c63f Signed-off-by: Grzegorz Jaszczyk <jaz@semihalf.com> Reviewed-by: Kostya Porotchkin <kostap@marvell.com>
27 lines
596 B
C
27 lines
596 B
C
/*
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* Copyright (C) 2018 Marvell International Ltd.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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* https://spdx.org/licenses
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*/
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#ifndef _MC_TRUSTZONE_H
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#define _MC_TRUSTZONE_H
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#include <addr_map.h>
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#define MVEBU_TZ_MAX_WINS 16
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#define TZ_VALID (1 << 0)
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#define TZ_PERM(x) ((x) << 1)
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#define TZ_RZ_ENABLE (1 << 3)
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/* tz attr definitions */
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#define TZ_PERM_RW (TZ_PERM(0))
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#define TZ_PERM_RO (TZ_PERM(1))
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#define TZ_PERM_WO (TZ_PERM(2))
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#define TZ_PERM_ABORT (TZ_PERM(3))
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void tz_enable_win(int ap_index, const struct addr_map_win *win, int win_id);
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#endif /* _MC_TRUSTZONE_H */
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