diff options
Diffstat (limited to 'include/exec/cpu-common.h')
| -rw-r--r-- | include/exec/cpu-common.h | 72 |
1 files changed, 10 insertions, 62 deletions
diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h index 3771b21..e0be4ee 100644 --- a/include/exec/cpu-common.h +++ b/include/exec/cpu-common.h @@ -9,9 +9,7 @@ #define CPU_COMMON_H #include "exec/vaddr.h" -#ifndef CONFIG_USER_ONLY #include "exec/hwaddr.h" -#endif #include "hw/core/cpu.h" #include "tcg/debug-assert.h" #include "exec/page-protection.h" @@ -40,20 +38,12 @@ int cpu_get_free_index(void); void tcg_iommu_init_notifier_list(CPUState *cpu); void tcg_iommu_free_notifier_list(CPUState *cpu); -#if !defined(CONFIG_USER_ONLY) - enum device_endian { DEVICE_NATIVE_ENDIAN, DEVICE_BIG_ENDIAN, DEVICE_LITTLE_ENDIAN, }; -#if HOST_BIG_ENDIAN -#define DEVICE_HOST_ENDIAN DEVICE_BIG_ENDIAN -#else -#define DEVICE_HOST_ENDIAN DEVICE_LITTLE_ENDIAN -#endif - /* address in the RAM (different from a physical address) */ #if defined(CONFIG_XEN_BACKEND) typedef uint64_t ram_addr_t; @@ -95,6 +85,7 @@ void qemu_ram_unset_idstr(RAMBlock *block); const char *qemu_ram_get_idstr(RAMBlock *rb); void *qemu_ram_get_host_addr(RAMBlock *rb); ram_addr_t qemu_ram_get_offset(RAMBlock *rb); +ram_addr_t qemu_ram_get_fd_offset(RAMBlock *rb); ram_addr_t qemu_ram_get_used_length(RAMBlock *rb); ram_addr_t qemu_ram_get_max_length(RAMBlock *rb); bool qemu_ram_is_shared(RAMBlock *rb); @@ -132,34 +123,22 @@ size_t qemu_ram_pagesize_largest(void); void cpu_address_space_init(CPUState *cpu, int asidx, const char *prefix, MemoryRegion *mr); /** - * cpu_address_space_destroy: - * @cpu: CPU for which address space needs to be destroyed - * @asidx: integer index of this address space + * cpu_destroy_address_spaces: + * @cpu: CPU for which address spaces need to be destroyed * - * Note that with KVM only one address space is supported. + * Destroy all address spaces associated with this CPU; this + * is called as part of unrealizing the CPU. */ -void cpu_address_space_destroy(CPUState *cpu, int asidx); +void cpu_destroy_address_spaces(CPUState *cpu); -void cpu_physical_memory_rw(hwaddr addr, void *buf, - hwaddr len, bool is_write); -static inline void cpu_physical_memory_read(hwaddr addr, - void *buf, hwaddr len) -{ - cpu_physical_memory_rw(addr, buf, len, false); -} -static inline void cpu_physical_memory_write(hwaddr addr, - const void *buf, hwaddr len) -{ - cpu_physical_memory_rw(addr, (void *)buf, len, true); -} +void cpu_physical_memory_read(hwaddr addr, void *buf, hwaddr len); +void cpu_physical_memory_write(hwaddr addr, const void *buf, hwaddr len); void *cpu_physical_memory_map(hwaddr addr, hwaddr *plen, bool is_write); void cpu_physical_memory_unmap(void *buffer, hwaddr len, bool is_write, hwaddr access_len); -bool cpu_physical_memory_is_io(hwaddr phys_addr); - /* Coalesced MMIO regions are areas where write operations can be reordered. * This usually implies that write operations are side-effect free. This allows * batching which can make a major impact on performance when using @@ -167,20 +146,9 @@ bool cpu_physical_memory_is_io(hwaddr phys_addr); */ void qemu_flush_coalesced_mmio_buffer(void); -void cpu_flush_icache_range(hwaddr start, hwaddr len); - typedef int (RAMBlockIterFunc)(RAMBlock *rb, void *opaque); int qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque); -int ram_block_discard_range(RAMBlock *rb, uint64_t start, size_t length); -int ram_block_discard_guest_memfd_range(RAMBlock *rb, uint64_t start, - size_t length); - -#endif - -/* Returns: 0 on success, -1 on error */ -int cpu_memory_rw_debug(CPUState *cpu, vaddr addr, - void *ptr, size_t len, bool is_write); /* vl.c */ void list_cpus(void); @@ -194,7 +162,7 @@ void list_cpus(void); * @host_pc: the host pc within the translation * @data: output data * - * Attempt to load the the unwind state for a host pc occurring in + * Attempt to load the unwind state for a host pc occurring in * translated code. If @host_pc is not in translated code, the * function returns false; otherwise @data is loaded. * This is the same unwind info as given to restore_state_to_opc. @@ -232,9 +200,9 @@ static inline bool cpu_loop_exit_requested(CPUState *cpu) G_NORETURN void cpu_loop_exit_noexc(CPUState *cpu); G_NORETURN void cpu_loop_exit_atomic(CPUState *cpu, uintptr_t pc); +G_NORETURN void cpu_loop_exit_restore(CPUState *cpu, uintptr_t pc); #endif /* CONFIG_TCG */ G_NORETURN void cpu_loop_exit(CPUState *cpu); -G_NORETURN void cpu_loop_exit_restore(CPUState *cpu, uintptr_t pc); /* accel/tcg/cpu-exec.c */ int cpu_exec(CPUState *cpu); @@ -272,24 +240,4 @@ static inline CPUState *env_cpu(CPUArchState *env) return (CPUState *)env_cpu_const(env); } -#ifndef CONFIG_USER_ONLY -/** - * cpu_mmu_index: - * @env: The cpu environment - * @ifetch: True for code access, false for data access. - * - * Return the core mmu index for the current translation regime. - * This function is used by generic TCG code paths. - * - * The user-only version of this function is inline in cpu-all.h, - * where it always returns MMU_USER_IDX. - */ -static inline int cpu_mmu_index(CPUState *cs, bool ifetch) -{ - int ret = cs->cc->mmu_index(cs, ifetch); - tcg_debug_assert(ret >= 0 && ret < NB_MMU_MODES); - return ret; -} -#endif /* !CONFIG_USER_ONLY */ - #endif /* CPU_COMMON_H */ |