32 lines
928 B
C
32 lines
928 B
C
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#ifndef _ARM_ACONST_H
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#define _ARM_ACONST_H
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#include <machine/interrupt.h>
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#include <machine/memory.h>
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#include <machine/cpu.h>
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/* Program stack words and masks. */
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#define INIT_PSR (MODE_USR | PSR_F) /* initial psr */
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#define INIT_TASK_PSR (MODE_SVC | PSR_F) /* initial psr for tasks */
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/* Exception vector numbers */
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#define RESET_VECTOR 0
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#define UNDEFINED_INST_VECTOR 1
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#define SUPERVISOR_CALL_VECTOR 2
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#define PREFETCH_ABORT_VECTOR 3
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#define DATA_ABORT_VECTOR 4
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#define HYPERVISOR_CALL_VECTOR 5
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#define INTERRUPT_VECTOR 6
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#define FAST_INTERRUPT_VECTOR 7
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/*
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* defines how many bytes are reserved at the top of the kernel stack for global
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* information like currently scheduled process or current cpu id
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*/
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#define ARM_STACK_TOP_RESERVED (2 * sizeof(reg_t))
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#define PG_ALLOCATEME ((phys_bytes)-1)
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#endif /* _ARM_ACONST_H */
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