58bc33b2b7
Just like the RESTART order, the START order also has to report BUSY while a STOP request is pending, to avoid that the START might be ignored due to a race condition between the STOP and the START order. Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
34 lines
1 KiB
C
34 lines
1 KiB
C
#ifndef __S390_ASM_SIGP_H
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#define __S390_ASM_SIGP_H
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/* SIGP order codes */
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#define SIGP_SENSE 1
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#define SIGP_EXTERNAL_CALL 2
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#define SIGP_EMERGENCY_SIGNAL 3
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#define SIGP_START 4
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#define SIGP_STOP 5
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#define SIGP_RESTART 6
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#define SIGP_STOP_AND_STORE_STATUS 9
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#define SIGP_INITIAL_CPU_RESET 11
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#define SIGP_SET_PREFIX 13
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#define SIGP_STORE_STATUS_AT_ADDRESS 14
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#define SIGP_SET_ARCHITECTURE 18
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#define SIGP_COND_EMERGENCY_SIGNAL 19
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#define SIGP_SENSE_RUNNING 21
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/* SIGP condition codes */
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#define SIGP_CC_ORDER_CODE_ACCEPTED 0
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#define SIGP_CC_STATUS_STORED 1
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#define SIGP_CC_BUSY 2
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#define SIGP_CC_NOT_OPERATIONAL 3
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/* SIGP cpu status bits */
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#define SIGP_STATUS_CHECK_STOP 0x00000010UL
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#define SIGP_STATUS_STOPPED 0x00000040UL
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#define SIGP_STATUS_EXT_CALL_PENDING 0x00000080UL
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#define SIGP_STATUS_INVALID_PARAMETER 0x00000100UL
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#define SIGP_STATUS_INCORRECT_STATE 0x00000200UL
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#define SIGP_STATUS_NOT_RUNNING 0x00000400UL
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#endif /* __S390_ASM_SIGP_H */
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