mirror of https://gitee.com/openkylin/qemu.git
67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
/*
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* QEMU S/390 Interrupt support
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*
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* Copyright IBM Corp. 2012, 2014
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or (at your
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* option) any later version. See the COPYING file in the top-level directory.
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*/
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#include "cpu.h"
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#include "sysemu/kvm.h"
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/*
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* All of the following interrupts are floating, i.e. not per-vcpu.
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* We just need a dummy cpustate in order to be able to inject in the
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* non-kvm case.
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*/
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#if !defined(CONFIG_USER_ONLY)
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void s390_sclp_extint(uint32_t parm)
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{
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if (kvm_enabled()) {
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kvm_s390_service_interrupt(parm);
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} else {
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S390CPU *dummy_cpu = s390_cpu_addr2state(0);
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cpu_inject_ext(dummy_cpu, EXT_SERVICE, parm, 0);
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}
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}
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void s390_virtio_irq(int config_change, uint64_t token)
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{
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if (kvm_enabled()) {
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kvm_s390_virtio_irq(config_change, token);
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} else {
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S390CPU *dummy_cpu = s390_cpu_addr2state(0);
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cpu_inject_ext(dummy_cpu, EXT_VIRTIO, config_change, token);
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}
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}
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void s390_io_interrupt(uint16_t subchannel_id, uint16_t subchannel_nr,
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uint32_t io_int_parm, uint32_t io_int_word)
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{
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if (kvm_enabled()) {
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kvm_s390_io_interrupt(subchannel_id, subchannel_nr, io_int_parm,
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io_int_word);
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} else {
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S390CPU *dummy_cpu = s390_cpu_addr2state(0);
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cpu_inject_io(dummy_cpu, subchannel_id, subchannel_nr, io_int_parm,
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io_int_word);
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}
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}
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void s390_crw_mchk(void)
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{
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if (kvm_enabled()) {
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kvm_s390_crw_mchk();
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} else {
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S390CPU *dummy_cpu = s390_cpu_addr2state(0);
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cpu_inject_crw_mchk(dummy_cpu);
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}
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}
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#endif
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