The code related to PPC Virtual Hypervisor is pointless in user-mode. Acked-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20200526172427.17460-5-f4bug@amsat.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
472 lines
11 KiB
C
472 lines
11 KiB
C
/*
|
|
* Copyright 2008 IBM Corporation.
|
|
* Authors: Hollis Blanchard <hollisb@us.ibm.com>
|
|
*
|
|
* This work is licensed under the GNU GPL license version 2 or later.
|
|
*
|
|
*/
|
|
|
|
#ifndef KVM_PPC_H
|
|
#define KVM_PPC_H
|
|
|
|
#define TYPE_HOST_POWERPC_CPU POWERPC_CPU_TYPE_NAME("host")
|
|
|
|
#ifdef CONFIG_KVM
|
|
|
|
uint32_t kvmppc_get_tbfreq(void);
|
|
uint64_t kvmppc_get_clockfreq(void);
|
|
bool kvmppc_get_host_model(char **buf);
|
|
bool kvmppc_get_host_serial(char **buf);
|
|
int kvmppc_get_hasidle(CPUPPCState *env);
|
|
int kvmppc_get_hypercall(CPUPPCState *env, uint8_t *buf, int buf_len);
|
|
int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level);
|
|
void kvmppc_enable_logical_ci_hcalls(void);
|
|
void kvmppc_enable_set_mode_hcall(void);
|
|
void kvmppc_enable_clear_ref_mod_hcalls(void);
|
|
void kvmppc_enable_h_page_init(void);
|
|
void kvmppc_set_papr(PowerPCCPU *cpu);
|
|
int kvmppc_set_compat(PowerPCCPU *cpu, uint32_t compat_pvr);
|
|
void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy);
|
|
bool kvmppc_get_fwnmi(void);
|
|
int kvmppc_set_fwnmi(void);
|
|
int kvmppc_smt_threads(void);
|
|
void kvmppc_error_append_smt_possible_hint(Error *const *errp);
|
|
int kvmppc_set_smt_threads(int smt);
|
|
int kvmppc_clear_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits);
|
|
int kvmppc_or_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits);
|
|
int kvmppc_set_tcr(PowerPCCPU *cpu);
|
|
int kvmppc_booke_watchdog_enable(PowerPCCPU *cpu);
|
|
target_ulong kvmppc_configure_v3_mmu(PowerPCCPU *cpu,
|
|
bool radix, bool gtse,
|
|
uint64_t proc_tbl);
|
|
void kvmppc_svm_off(Error **errp);
|
|
#ifndef CONFIG_USER_ONLY
|
|
bool kvmppc_spapr_use_multitce(void);
|
|
int kvmppc_spapr_enable_inkernel_multitce(void);
|
|
void *kvmppc_create_spapr_tce(uint32_t liobn, uint32_t page_shift,
|
|
uint64_t bus_offset, uint32_t nb_table,
|
|
int *pfd, bool need_vfio);
|
|
int kvmppc_remove_spapr_tce(void *table, int pfd, uint32_t window_size);
|
|
int kvmppc_reset_htab(int shift_hint);
|
|
uint64_t kvmppc_vrma_limit(unsigned int hash_shift);
|
|
bool kvmppc_has_cap_spapr_vfio(void);
|
|
#endif /* !CONFIG_USER_ONLY */
|
|
bool kvmppc_has_cap_epr(void);
|
|
int kvmppc_define_rtas_kernel_token(uint32_t token, const char *function);
|
|
int kvmppc_get_htab_fd(bool write, uint64_t index, Error **errp);
|
|
int kvmppc_save_htab(QEMUFile *f, int fd, size_t bufsize, int64_t max_ns);
|
|
int kvmppc_load_htab_chunk(QEMUFile *f, int fd, uint32_t index,
|
|
uint16_t n_valid, uint16_t n_invalid);
|
|
void kvmppc_read_hptes(ppc_hash_pte64_t *hptes, hwaddr ptex, int n);
|
|
void kvmppc_write_hpte(hwaddr ptex, uint64_t pte0, uint64_t pte1);
|
|
bool kvmppc_has_cap_fixup_hcalls(void);
|
|
bool kvmppc_has_cap_htm(void);
|
|
bool kvmppc_has_cap_mmu_radix(void);
|
|
bool kvmppc_has_cap_mmu_hash_v3(void);
|
|
bool kvmppc_has_cap_xive(void);
|
|
int kvmppc_get_cap_safe_cache(void);
|
|
int kvmppc_get_cap_safe_bounds_check(void);
|
|
int kvmppc_get_cap_safe_indirect_branch(void);
|
|
int kvmppc_get_cap_count_cache_flush_assist(void);
|
|
bool kvmppc_has_cap_nested_kvm_hv(void);
|
|
int kvmppc_set_cap_nested_kvm_hv(int enable);
|
|
int kvmppc_get_cap_large_decr(void);
|
|
int kvmppc_enable_cap_large_decr(PowerPCCPU *cpu, int enable);
|
|
int kvmppc_enable_hwrng(void);
|
|
int kvmppc_put_books_sregs(PowerPCCPU *cpu);
|
|
PowerPCCPUClass *kvm_ppc_get_host_cpu_class(void);
|
|
void kvmppc_check_papr_resize_hpt(Error **errp);
|
|
int kvmppc_resize_hpt_prepare(PowerPCCPU *cpu, target_ulong flags, int shift);
|
|
int kvmppc_resize_hpt_commit(PowerPCCPU *cpu, target_ulong flags, int shift);
|
|
bool kvmppc_pvr_workaround_required(PowerPCCPU *cpu);
|
|
|
|
bool kvmppc_hpt_needs_host_contiguous_pages(void);
|
|
void kvm_check_mmu(PowerPCCPU *cpu, Error **errp);
|
|
void kvmppc_set_reg_ppc_online(PowerPCCPU *cpu, unsigned int online);
|
|
void kvmppc_set_reg_tb_offset(PowerPCCPU *cpu, int64_t tb_offset);
|
|
|
|
int kvm_handle_nmi(PowerPCCPU *cpu, struct kvm_run *run);
|
|
|
|
#else
|
|
|
|
static inline uint32_t kvmppc_get_tbfreq(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline bool kvmppc_get_host_model(char **buf)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline bool kvmppc_get_host_serial(char **buf)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline uint64_t kvmppc_get_clockfreq(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline uint32_t kvmppc_get_vmx(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline uint32_t kvmppc_get_dfp(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int kvmppc_get_hasidle(CPUPPCState *env)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int kvmppc_get_hypercall(CPUPPCState *env,
|
|
uint8_t *buf, int buf_len)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static inline int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static inline void kvmppc_enable_logical_ci_hcalls(void)
|
|
{
|
|
}
|
|
|
|
static inline void kvmppc_enable_set_mode_hcall(void)
|
|
{
|
|
}
|
|
|
|
static inline void kvmppc_enable_clear_ref_mod_hcalls(void)
|
|
{
|
|
}
|
|
|
|
static inline void kvmppc_enable_h_page_init(void)
|
|
{
|
|
}
|
|
|
|
static inline void kvmppc_set_papr(PowerPCCPU *cpu)
|
|
{
|
|
}
|
|
|
|
static inline int kvmppc_set_compat(PowerPCCPU *cpu, uint32_t compat_pvr)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy)
|
|
{
|
|
}
|
|
|
|
static inline bool kvmppc_get_fwnmi(void)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline int kvmppc_set_fwnmi(void)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static inline int kvmppc_smt_threads(void)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
static inline void kvmppc_error_append_smt_possible_hint(Error *const *errp)
|
|
{
|
|
return;
|
|
}
|
|
|
|
static inline int kvmppc_set_smt_threads(int smt)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int kvmppc_or_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int kvmppc_clear_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int kvmppc_set_tcr(PowerPCCPU *cpu)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int kvmppc_booke_watchdog_enable(PowerPCCPU *cpu)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static inline target_ulong kvmppc_configure_v3_mmu(PowerPCCPU *cpu,
|
|
bool radix, bool gtse,
|
|
uint64_t proc_tbl)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void kvmppc_svm_off(Error **errp)
|
|
{
|
|
return;
|
|
}
|
|
|
|
static inline void kvmppc_set_reg_ppc_online(PowerPCCPU *cpu,
|
|
unsigned int online)
|
|
{
|
|
return;
|
|
}
|
|
|
|
static inline void kvmppc_set_reg_tb_offset(PowerPCCPU *cpu, int64_t tb_offset)
|
|
{
|
|
}
|
|
|
|
#ifndef CONFIG_USER_ONLY
|
|
static inline bool kvmppc_spapr_use_multitce(void)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline int kvmppc_spapr_enable_inkernel_multitce(void)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static inline void *kvmppc_create_spapr_tce(uint32_t liobn, uint32_t page_shift,
|
|
uint64_t bus_offset,
|
|
uint32_t nb_table,
|
|
int *pfd, bool need_vfio)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
static inline int kvmppc_remove_spapr_tce(void *table, int pfd,
|
|
uint32_t nb_table)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static inline int kvmppc_reset_htab(int shift_hint)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline uint64_t kvmppc_vrma_limit(unsigned int hash_shift)
|
|
{
|
|
g_assert_not_reached();
|
|
}
|
|
|
|
static inline bool kvmppc_hpt_needs_host_contiguous_pages(void)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline void kvm_check_mmu(PowerPCCPU *cpu, Error **errp)
|
|
{
|
|
}
|
|
|
|
static inline bool kvmppc_has_cap_spapr_vfio(void)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline void kvmppc_read_hptes(ppc_hash_pte64_t *hptes,
|
|
hwaddr ptex, int n)
|
|
{
|
|
abort();
|
|
}
|
|
|
|
static inline void kvmppc_write_hpte(hwaddr ptex, uint64_t pte0, uint64_t pte1)
|
|
{
|
|
abort();
|
|
}
|
|
|
|
#endif /* !CONFIG_USER_ONLY */
|
|
|
|
static inline bool kvmppc_has_cap_epr(void)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline int kvmppc_define_rtas_kernel_token(uint32_t token,
|
|
const char *function)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static inline int kvmppc_get_htab_fd(bool write, uint64_t index, Error **errp)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static inline int kvmppc_save_htab(QEMUFile *f, int fd, size_t bufsize,
|
|
int64_t max_ns)
|
|
{
|
|
abort();
|
|
}
|
|
|
|
static inline int kvmppc_load_htab_chunk(QEMUFile *f, int fd, uint32_t index,
|
|
uint16_t n_valid, uint16_t n_invalid)
|
|
{
|
|
abort();
|
|
}
|
|
|
|
static inline bool kvmppc_has_cap_fixup_hcalls(void)
|
|
{
|
|
abort();
|
|
}
|
|
|
|
static inline bool kvmppc_has_cap_htm(void)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline bool kvmppc_has_cap_mmu_radix(void)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline bool kvmppc_has_cap_mmu_hash_v3(void)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline bool kvmppc_has_cap_xive(void)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline int kvmppc_get_cap_safe_cache(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int kvmppc_get_cap_safe_bounds_check(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int kvmppc_get_cap_safe_indirect_branch(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int kvmppc_get_cap_count_cache_flush_assist(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline bool kvmppc_has_cap_nested_kvm_hv(void)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static inline int kvmppc_set_cap_nested_kvm_hv(int enable)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static inline int kvmppc_get_cap_large_decr(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int kvmppc_enable_cap_large_decr(PowerPCCPU *cpu, int enable)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static inline int kvmppc_enable_hwrng(void)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static inline int kvmppc_put_books_sregs(PowerPCCPU *cpu)
|
|
{
|
|
abort();
|
|
}
|
|
|
|
static inline PowerPCCPUClass *kvm_ppc_get_host_cpu_class(void)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
static inline void kvmppc_check_papr_resize_hpt(Error **errp)
|
|
{
|
|
return;
|
|
}
|
|
|
|
static inline int kvmppc_resize_hpt_prepare(PowerPCCPU *cpu,
|
|
target_ulong flags, int shift)
|
|
{
|
|
return -ENOSYS;
|
|
}
|
|
|
|
static inline int kvmppc_resize_hpt_commit(PowerPCCPU *cpu,
|
|
target_ulong flags, int shift)
|
|
{
|
|
return -ENOSYS;
|
|
}
|
|
|
|
static inline bool kvmppc_pvr_workaround_required(PowerPCCPU *cpu)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
#endif
|
|
|
|
#ifndef CONFIG_KVM
|
|
|
|
#define kvmppc_eieio() do { } while (0)
|
|
|
|
static inline void kvmppc_dcbst_range(PowerPCCPU *cpu, uint8_t *addr, int len)
|
|
{
|
|
}
|
|
|
|
static inline void kvmppc_icbi_range(PowerPCCPU *cpu, uint8_t *addr, int len)
|
|
{
|
|
}
|
|
|
|
#else /* CONFIG_KVM */
|
|
|
|
#define kvmppc_eieio() \
|
|
do { \
|
|
if (kvm_enabled()) { \
|
|
asm volatile("eieio" : : : "memory"); \
|
|
} \
|
|
} while (0)
|
|
|
|
/* Store data cache blocks back to memory */
|
|
static inline void kvmppc_dcbst_range(PowerPCCPU *cpu, uint8_t *addr, int len)
|
|
{
|
|
uint8_t *p;
|
|
|
|
for (p = addr; p < addr + len; p += cpu->env.dcache_line_size) {
|
|
asm volatile("dcbst 0,%0" : : "r"(p) : "memory");
|
|
}
|
|
}
|
|
|
|
/* Invalidate instruction cache blocks */
|
|
static inline void kvmppc_icbi_range(PowerPCCPU *cpu, uint8_t *addr, int len)
|
|
{
|
|
uint8_t *p;
|
|
|
|
for (p = addr; p < addr + len; p += cpu->env.icache_line_size) {
|
|
asm volatile("icbi 0,%0" : : "r"(p));
|
|
}
|
|
}
|
|
|
|
#endif /* CONFIG_KVM */
|
|
|
|
#endif /* KVM_PPC_H */
|