diff options
Diffstat (limited to 'include/hw/core/cpu.h')
| -rw-r--r-- | include/hw/core/cpu.h | 103 |
1 files changed, 4 insertions, 99 deletions
diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h index e76a49754d..4f6c6b18c9 100644 --- a/include/hw/core/cpu.h +++ b/include/hw/core/cpu.h @@ -76,78 +76,8 @@ typedef struct CPUWatchpoint CPUWatchpoint; struct TranslationBlock; -/** - * struct TcgCpuOperations: TCG operations specific to a CPU class - */ -typedef struct TcgCpuOperations { - /** - * @initialize: Initalize TCG state - * - * Called when the first CPU is realized. - */ - void (*initialize)(void); - /** - * @synchronize_from_tb: Synchronize state from a TCG #TranslationBlock - * - * This is called when we abandon execution of a TB before starting it, - * and must set all parts of the CPU state which the previous TB in the - * chain may not have updated. - * By default, when this is NULL, a call is made to @set_pc(tb->pc). - * - * If more state needs to be restored, the target must implement a - * function to restore all the state, and register it here. - */ - void (*synchronize_from_tb)(CPUState *cpu, - const struct TranslationBlock *tb); - /** @cpu_exec_enter: Callback for cpu_exec preparation */ - void (*cpu_exec_enter)(CPUState *cpu); - /** @cpu_exec_exit: Callback for cpu_exec cleanup */ - void (*cpu_exec_exit)(CPUState *cpu); - /** @cpu_exec_interrupt: Callback for processing interrupts in cpu_exec */ - bool (*cpu_exec_interrupt)(CPUState *cpu, int interrupt_request); - /** @do_interrupt: Callback for interrupt handling. */ - void (*do_interrupt)(CPUState *cpu); - /** - * @tlb_fill: Handle a softmmu tlb miss or user-only address fault - * - * For system mode, if the access is valid, call tlb_set_page - * and return true; if the access is invalid, and probe is - * true, return false; otherwise raise an exception and do - * not return. For user-only mode, always raise an exception - * and do not return. - */ - bool (*tlb_fill)(CPUState *cpu, vaddr address, int size, - MMUAccessType access_type, int mmu_idx, - bool probe, uintptr_t retaddr); - /** @debug_excp_handler: Callback for handling debug exceptions */ - void (*debug_excp_handler)(CPUState *cpu); - - /** - * @do_transaction_failed: Callback for handling failed memory transactions - * (ie bus faults or external aborts; not MMU faults) - */ - void (*do_transaction_failed)(CPUState *cpu, hwaddr physaddr, vaddr addr, - unsigned size, MMUAccessType access_type, - int mmu_idx, MemTxAttrs attrs, - MemTxResult response, uintptr_t retaddr); - /** - * @do_unaligned_access: Callback for unaligned access handling - */ - void (*do_unaligned_access)(CPUState *cpu, vaddr addr, - MMUAccessType access_type, - int mmu_idx, uintptr_t retaddr); - /** - * @adjust_watchpoint_address: hack for cpu_check_watchpoint used by ARM - */ - vaddr (*adjust_watchpoint_address)(CPUState *cpu, vaddr addr, int len); - - /** - * @debug_check_watchpoint: return true if the architectural - * watchpoint whose address has matched should really fire, used by ARM - */ - bool (*debug_check_watchpoint)(CPUState *cpu, CPUWatchpoint *wp); - -} TcgCpuOperations; +/* see tcg-cpu-ops.h */ +struct TCGCPUOps; /** * CPUClass: @@ -258,7 +188,8 @@ struct CPUClass { int gdb_num_core_regs; bool gdb_stop_before_watchpoint; - TcgCpuOperations tcg_ops; + /* when TCG is not available, this pointer is NULL */ + struct TCGCPUOps *tcg_ops; }; /* @@ -889,32 +820,6 @@ CPUState *cpu_by_arch_id(int64_t id); void cpu_interrupt(CPUState *cpu, int mask); -static inline void cpu_unaligned_access(CPUState *cpu, vaddr addr, - MMUAccessType access_type, - int mmu_idx, uintptr_t retaddr) -{ - CPUClass *cc = CPU_GET_CLASS(cpu); - - cc->tcg_ops.do_unaligned_access(cpu, addr, access_type, mmu_idx, retaddr); -} - -static inline void cpu_transaction_failed(CPUState *cpu, hwaddr physaddr, - vaddr addr, unsigned size, - MMUAccessType access_type, - int mmu_idx, MemTxAttrs attrs, - MemTxResult response, - uintptr_t retaddr) -{ - CPUClass *cc = CPU_GET_CLASS(cpu); - - if (!cpu->ignore_memory_transaction_failures && - cc->tcg_ops.do_transaction_failed) { - cc->tcg_ops.do_transaction_failed(cpu, physaddr, addr, size, - access_type, mmu_idx, attrs, - response, retaddr); - } -} - /** * cpu_set_pc: * @cpu: The CPU to set the program counter for. |