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.
108 lines
2.7 KiB
C
108 lines
2.7 KiB
C
/*
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* Copyright 2014, General Dynamics C4 Systems
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*
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* SPDX-License-Identifier: GPL-2.0-only
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/* Compile-time configuration parameters. Might be set by the build system. */
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#ifdef HAVE_AUTOCONF
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#include <autoconf.h>
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#endif
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/* size of the initial thread's root CNode (2^x slots, x >= 4) */
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#ifndef CONFIG_ROOT_CNODE_SIZE_BITS
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#define CONFIG_ROOT_CNODE_SIZE_BITS 12
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#endif
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/* number of timer ticks until a thread is preempted */
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#ifndef CONFIG_KERNEL_MCS
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#ifndef CONFIG_TIME_SLICE
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#define CONFIG_TIME_SLICE 5
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#endif
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#endif
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#ifdef CONFIG_KERNEL_MCS
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#ifndef CONFIG_BOOT_THREAD_TIME_SLICE
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#define CONFIG_BOOT_THREAD_TIME_SLICE 5
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#endif
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#ifndef CONFIG_KERNEL_WCET_SCALE
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#define CONFIG_KERNEL_WCET_SCALE 1
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#endif
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#endif
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/* the number of scheduler domains */
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#ifndef CONFIG_NUM_DOMAINS
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#define CONFIG_NUM_DOMAINS 16
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#endif
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/* number of priorities per domain */
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#ifndef CONFIG_NUM_PRIORITIES
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#define CONFIG_NUM_PRIORITIES 256
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#endif
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/* maximum number of caps that can be created in one retype invocation */
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#ifndef CONFIG_RETYPE_FAN_OUT_LIMIT
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#define CONFIG_RETYPE_FAN_OUT_LIMIT 256
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#endif
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/* chunk size for memory clears during retype, in bits. */
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#ifndef CONFIG_RESET_CHUNK_BITS
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#define CONFIG_RESET_CHUNK_BITS 8
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#endif
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/* maximum number of iterations until we preempt a delete/revoke invocation */
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#ifndef CONFIG_MAX_NUM_WORK_UNITS_PER_PREEMPTION
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#define CONFIG_MAX_NUM_WORK_UNITS_PER_PREEMPTION 100
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#endif
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/* address range to flush per preemption work unit */
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#ifndef CONFIG_FLUSH_WORK_UNIT
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#define CONFIG_FLUSH_WORK_UNIT 64
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#endif
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/* maximum number of untyped caps in bootinfo */
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/* WARNING: must match value in libsel4! */
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/* CONSTRAINT: (16 * CONFIG_MAX_NUM_BOOTINFO_DEVICE_REGIONS) + (5 * CONFIG_MAX_NUM_BOOTINFO_UNTYPED_CAPS) <= 4036 */
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#ifndef CONFIG_MAX_NUM_BOOTINFO_UNTYPED_CAPS
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#define CONFIG_MAX_NUM_BOOTINFO_UNTYPED_CAPS 166
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#endif
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#ifndef CONFIG_KERNEL_MCS
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/* length of a timer tick in ms */
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#ifndef CONFIG_TIMER_TICK_MS
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#define CONFIG_TIMER_TICK_MS 2
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#endif
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#endif
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/* maximum number of different tracepoints which can be placed in the kernel */
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#ifndef CONFIG_MAX_NUM_TRACE_POINTS
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#define CONFIG_MAX_NUM_TRACE_POINTS 0
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#endif
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/* maximum number of IOMMU RMRR entries we can record while ACPI parsing */
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#ifndef CONFIG_MAX_RMRR_ENTRIES
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#define CONFIG_MAX_RMRR_ENTRIES 32
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#endif
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/* maximum number of IOAPIC supported */
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#ifndef CONFIG_MAX_NUM_IOAPIC
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#define CONFIG_MAX_NUM_IOAPIC 1
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#endif
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/* Alias CONFIG_MAX_NUM_NODES > 1 to ENABLE_SMP_SUPPORT */
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#if CONFIG_MAX_NUM_NODES > 1
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#define ENABLE_SMP_SUPPORT
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#endif
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#ifdef CONFIG_ARM_HYPERVISOR_SUPPORT
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#ifdef CONFIG_ARM_PA_SIZE_BITS_40
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#define AARCH64_VSPACE_S2_START_L1
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#endif
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#endif
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#endif /* __CONFIG_H */
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