85 lines
1.8 KiB
Plaintext
85 lines
1.8 KiB
Plaintext
# The OS/K Team licenses this file to you under the MIT license.
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# See the LICENSE file in the project root for more information.
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#---------------------------------------------------------------------------#
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# Supervisor only instructions #
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#---------------------------------------------------------------------------#
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#
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# Crash virtual machine (CRASH)
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#
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# THROW #1023
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#
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# Throws:
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# #SYS if not in supervisor mode
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# #ILL if disabled through DV
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# #1023 otherwise
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#
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crash 0
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#
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# Initiate machine shutdown (STOP)
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#
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# THROW #SHT
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#
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# Throws:
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# #SYS if not in supervisor mode
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# #ILL if disabled through DV
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# #SHT otherwise
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#
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stop 0
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#
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# Halt the processor until next E/I (HLT)
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#
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# Throws:
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# #SYS if not in supervisor mode
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#
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hlt 0
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#---------------------------------------------------------------------------#
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# E/I handling instructions #
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#---------------------------------------------------------------------------#
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#
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# Trap into exception handler (TRAP)
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#
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# Throw:
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# #ILL if $1 > 255
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# #($1+256) otherwise
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#
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trap 1
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#
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# Return from exception/interrupt (IRET)
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#
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# Throws:
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# #SYS if not in supervisor mode
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#
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iret 0
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#---------------------------------------------------------------------------#
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# Device control instructions #
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#---------------------------------------------------------------------------#
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#
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# Call an architecture-reserved function slot of device (DEVCTL)
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#
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# See dv/DEVAPI
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#
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# Throws:
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# #SYS if not in supervisor mode
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#
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devctl 2
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#
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# Call a device-defined function slot of device (IOCALL)
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#
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# See dv/DEVAPI
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#
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# Throws:
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# #SYS if not in supervisor mode
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#
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iocall 2
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