79da079239
This commit also converts our own copyright headers to directly use SPDX, but leaves all other copyright header intact, only adding the SPDX ident. As far as possible this commit also merges multiple Data61 copyright statements/headers into one for consistency.
49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
/*
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* Copyright 2020, Data61, CSIRO (ABN 41 687 119 230)
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*
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* SPDX-License-Identifier: GPL-2.0-only
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*/
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#ifndef ARCH_MACHINE_DEBUG_CONF_H
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#define ARCH_MACHINE_DEBUG_CONF_H
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#include <config.h>
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/* These are used to force specific outcomes for various combinations of
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* settings for the state of CONFIG_ARM_HYPERVISOR_SUPPORT,
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* CONFIG_ARM_HYP_ENABLE_VCPU_CP14_SAVE_AND_RESTORE and
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* CONFIG_HARDWARE_DEBUG_API.
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*/
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#ifdef CONFIG_ARM_HYPERVISOR_SUPPORT
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#ifdef CONFIG_HARDWARE_DEBUG_API
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/* With the debug-API on, the ARM-hyp kernel will enable HDCR CP14-related
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* traps whenever it is running a native thread and not a VCPU thread.
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*/
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#define ARM_HYP_TRAP_CP14_IN_NATIVE_USER_THREADS
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#endif
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#ifdef CONFIG_ARM_HYP_ENABLE_VCPU_CP14_SAVE_AND_RESTORE
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/* When this is enabled, the ARM-hyp kernel will enable
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* CP14 save and restore whenever it is running a VCPU thread. When it's
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* disabled, the hyp kernel will intercept accesses to the CP14
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* coprocessor and deliver them as fault messages to the VCPU's fault
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* handler.
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*/
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#define ARM_HYP_CP14_SAVE_AND_RESTORE_VCPU_THREADS
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#endif
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#endif
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#ifdef CONFIG_HARDWARE_DEBUG_API
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/* If HARDWARE_DEBUG_API is set, then we must save/retore native threads. */
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#define ARM_CP14_SAVE_AND_RESTORE_NATIVE_THREADS
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#endif
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#if defined(ARM_CP14_SAVE_AND_RESTORE_NATIVE_THREADS) || defined(ARM_HYP_CP14_SAVE_AND_RESTORE_VCPU_THREADS)
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#define ARM_BASE_CP14_SAVE_AND_RESTORE
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#endif
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#if defined(ARM_HYP_TRAP_CP14_IN_NATIVE_USER_THREADS) || defined(ARM_HYP_TRAP_CP14_IN_VCPU_THREADS)
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#define ARM_HYP_TRAP_CP14
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#endif
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#endif /* ARCH_MACHINE_DEBUG_CONF_H */
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