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author | Paolo Bonzini <pbonzini@redhat.com> | 2010-04-19 18:59:30 +0000 |
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committer | Blue Swirl <blauwirbel@gmail.com> | 2010-04-19 18:59:30 +0000 |
commit | 98c8573eb37bf5d7bb0c07225985a78537c73101 (patch) | |
tree | c709ea4646f51f34804bbf8de7dc1245254334b2 /kvm-stub.c | |
parent | c66b5c2cb6bf5ab9869bf0739ff3cdf143ab778c (diff) | |
download | qemu-98c8573eb37bf5d7bb0c07225985a78537c73101.zip qemu-98c8573eb37bf5d7bb0c07225985a78537c73101.tar.gz qemu-98c8573eb37bf5d7bb0c07225985a78537c73101.tar.bz2 |
provide a stub version of kvm-all.c if !CONFIG_KVM
This allows limited use of kvm functions (which will return ENOSYS)
even in once-compiled modules. The patch also improves a bit the error
messages for KVM initialization.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
[blauwirbel@gmail.com: fixed Win32 build]
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'kvm-stub.c')
-rw-r--r-- | kvm-stub.c | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/kvm-stub.c b/kvm-stub.c new file mode 100644 index 0000000..7be5f5d --- /dev/null +++ b/kvm-stub.c @@ -0,0 +1,137 @@ +/* + * QEMU KVM stub + * + * Copyright Red Hat, Inc. 2010 + * + * Author: Paolo Bonzini <pbonzini@redhat.com> + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + * + */ + +#include "qemu-common.h" +#include "sysemu.h" +#include "hw/hw.h" +#include "gdbstub.h" +#include "kvm.h" + +int kvm_irqchip_in_kernel(void) +{ + return 0; +} + +int kvm_pit_in_kernel(void) +{ + return 0; +} + + +int kvm_init_vcpu(CPUState *env) +{ + return -ENOSYS; +} + +int kvm_log_start(target_phys_addr_t phys_addr, ram_addr_t size) +{ + return -ENOSYS; +} + +int kvm_log_stop(target_phys_addr_t phys_addr, ram_addr_t size) +{ + return -ENOSYS; +} + +int kvm_coalesce_mmio_region(target_phys_addr_t start, ram_addr_t size) +{ + return -ENOSYS; +} + +int kvm_uncoalesce_mmio_region(target_phys_addr_t start, ram_addr_t size) +{ + return -ENOSYS; +} + +int kvm_check_extension(KVMState *s, unsigned int extension) +{ + return 0; +} + +int kvm_init(int smp_cpus) +{ + return -ENOSYS; +} + +void kvm_flush_coalesced_mmio_buffer(void) +{ +} + +void kvm_cpu_synchronize_state(CPUState *env) +{ +} + +void kvm_cpu_synchronize_post_reset(CPUState *env) +{ +} + +void kvm_cpu_synchronize_post_init(CPUState *env) +{ +} + +int kvm_cpu_exec(CPUState *env) +{ + abort (); +} + +int kvm_has_sync_mmu(void) +{ + return 0; +} + +int kvm_has_vcpu_events(void) +{ + return 0; +} + +int kvm_has_robust_singlestep(void) +{ + return 0; +} + +void kvm_setup_guest_memory(void *start, size_t size) +{ +} + +int kvm_update_guest_debug(CPUState *env, unsigned long reinject_trap) +{ + tb_flush(env); + return 0; +} + +int kvm_insert_breakpoint(CPUState *current_env, target_ulong addr, + target_ulong len, int type) +{ + return -EINVAL; +} + +int kvm_remove_breakpoint(CPUState *current_env, target_ulong addr, + target_ulong len, int type) +{ + return -EINVAL; +} + +void kvm_remove_all_breakpoints(CPUState *current_env) +{ +} + +#ifndef _WIN32 +int kvm_set_signal_mask(CPUState *env, const sigset_t *sigset) +{ + abort(); +} +#endif + +int kvm_set_ioeventfd_pio_word(int fd, uint16_t addr, uint16_t val, bool assign) +{ + return -ENOSYS; +} |