56 lines
1.4 KiB
C
56 lines
1.4 KiB
C
/*
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* E2K boot-time initializtion virtualization for KVM host
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*
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* Copyright 2017 Salavat S. Guiliazov (atic@mcst.ru)
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*/
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#ifndef _E2K_KVM_BOOT_H_
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#define _E2K_KVM_BOOT_H_
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#ifndef __ASSEMBLY__
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#include <linux/types.h>
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#include <linux/kernel.h>
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#include <asm/e2k_api.h>
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#include <asm/machdep_numa.h>
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#ifndef CONFIG_VIRTUALIZATION
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/* it is native kernel without any virtualization support */
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#else /* CONFIG_VIRTUALIZATION */
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#if defined(CONFIG_PARAVIRT_GUEST) || defined(CONFIG_KVM_GUEST_KERNEL)
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/* it is paravirtualized host and guest kernel */
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/* or pure guest kernel */
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#include <asm/kvm/guest/boot.h>
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#endif /* CONFIG_PARAVIRT_GUEST || CONFIG_KVM_GUEST_KERNEL */
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#ifndef CONFIG_KVM_GUEST_KERNEL
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/* it is native host kernel with virtualization support */
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/* or paravirtualized host and guest kernel */
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extern void kvm_host_machine_setup_regs_v3(host_machdep_t *);
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extern void kvm_host_machine_setup_regs_v6(host_machdep_t *);
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static inline void
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kvm_host_machine_setup(machdep_t *host_machine)
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{
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int nid;
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for_each_node_has_dup_kernel(nid) {
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machdep_t *n_machine = the_node_machine(nid);
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if (host_machine->native_iset_ver >= E2K_ISET_V6) {
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kvm_host_machine_setup_regs_v6(&n_machine->host);
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} else {
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kvm_host_machine_setup_regs_v3(&n_machine->host);
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}
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}
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}
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#endif /* ! CONFIG_PARAVIRT_GUEST && ! CONFIG_KVM_GUEST_KERNEL */
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#endif /* CONFIG_VIRTUALIZATION */
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#endif /* ! __ASSEMBLY__ */
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#endif /* _E2K_KVM_BOOT_H_ */
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