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![Peter Maydell](/assets/img/avatar_default.png)
Clean up includes so that osdep.h is included first and headers which it implies are not included manually. This commit was created with scripts/clean-includes. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com> Message-id: 1453832250-766-8-git-send-email-peter.maydell@linaro.org
42 lines
944 B
C
42 lines
944 B
C
/*
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* Support for virtio hypercalls on s390
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*
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* Copyright 2012 IBM Corp.
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* Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or (at
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* your option) any later version. See the COPYING file in the top-level
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* directory.
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*/
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#include "qemu/osdep.h"
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#include "cpu.h"
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#include "hw/s390x/s390-virtio.h"
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#define MAX_DIAG_SUBCODES 255
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static s390_virtio_fn s390_diag500_table[MAX_DIAG_SUBCODES];
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void s390_register_virtio_hypercall(uint64_t code, s390_virtio_fn fn)
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{
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assert(code < MAX_DIAG_SUBCODES);
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assert(!s390_diag500_table[code]);
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s390_diag500_table[code] = fn;
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}
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int s390_virtio_hypercall(CPUS390XState *env)
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{
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s390_virtio_fn fn;
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if (env->regs[1] < MAX_DIAG_SUBCODES) {
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fn = s390_diag500_table[env->regs[1]];
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if (fn) {
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env->regs[2] = fn(&env->regs[2]);
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return 0;
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}
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}
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return -EINVAL;
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}
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