cpu: Replace do_interrupt() by CPUClass::do_interrupt method

[qemu.git] / target-xtensa / cpu.h

diff --git a/target-xtensa/cpu.h b/target-xtensa/cpu.h
index fb8a727c669a64009b613c3ad5a5ddce5311e6a4..6c9fc35dcc438061f9e5d840c7c19d84024e9973 100644 (file)
--- a/target-xtensa/cpu.h
+++ b/target-xtensa/cpu.h
@@ -31,11 +31,12 @@
 #define TARGET_LONG_BITS 32
 #define ELF_MACHINE EM_XTENSA
 
-#define CPUState struct CPUXtensaState
+#define CPUArchState struct CPUXtensaState
 
 #include "config.h"
 #include "qemu-common.h"
-#include "cpu-defs.h"
+#include "exec/cpu-defs.h"
+#include "fpu/softfloat.h"
 
 #define TARGET_HAS_ICE 1
 
@@ -64,6 +65,7 @@ enum {
     XTENSA_OPTION_FP_COPROCESSOR,
     XTENSA_OPTION_MP_SYNCHRO,
     XTENSA_OPTION_CONDITIONAL_STORE,
+    XTENSA_OPTION_ATOMCTL,
 
     /* Interrupts and exceptions */
     XTENSA_OPTION_EXCEPTION,
@@ -92,6 +94,7 @@ enum {
     XTENSA_OPTION_REGION_PROTECTION,
     XTENSA_OPTION_REGION_TRANSLATION,
     XTENSA_OPTION_MMU,
+    XTENSA_OPTION_CACHEATTR,
 
     /* Other */
     XTENSA_OPTION_WINDOWED_REGISTER,
@@ -127,6 +130,8 @@ enum {
     ITLBCFG = 91,
     DTLBCFG = 92,
     IBREAKENABLE = 96,
+    CACHEATTR = 98,
+    ATOMCTL = 99,
     IBREAKA = 128,
     DBREAKA = 144,
     DBREAKC = 160,
@@ -148,6 +153,7 @@ enum {
     ICOUNTLEVEL = 237,
     EXCVADDR = 238,
     CCOMPARE = 240,
+    MISC = 244,
 };
 
 #define PS_INTLEVEL 0xf
@@ -192,6 +198,14 @@ enum {
 
 #define REGION_PAGE_MASK 0xe0000000
 
+#define PAGE_CACHE_MASK    0x700
+#define PAGE_CACHE_SHIFT   8
+#define PAGE_CACHE_INVALID 0x000
+#define PAGE_CACHE_BYPASS  0x100
+#define PAGE_CACHE_WT      0x200
+#define PAGE_CACHE_WB      0x400
+#define PAGE_CACHE_ISOLATE 0x600
+
 enum {
     /* Static vectors */
     EXC_RESET,
@@ -325,6 +339,8 @@ typedef struct CPUXtensaState {
     uint32_t sregs[256];
     uint32_t uregs[256];
     uint32_t phys_regs[MAX_NAREG];
+    float32 fregs[16];
+    float_status fp_status;
 
     xtensa_tlb_entry itlb[7][MAX_TLB_WAY_SIZE];
     xtensa_tlb_entry dtlb[10][MAX_TLB_WAY_SIZE];
@@ -344,42 +360,64 @@ typedef struct CPUXtensaState {
     CPU_COMMON
 } CPUXtensaState;
 
-#define cpu_init cpu_xtensa_init
+#include "cpu-qom.h"
+
 #define cpu_exec cpu_xtensa_exec
 #define cpu_gen_code cpu_xtensa_gen_code
 #define cpu_signal_handler cpu_xtensa_signal_handler
 #define cpu_list xtensa_cpu_list
 
-CPUXtensaState *cpu_xtensa_init(const char *cpu_model);
+#ifdef TARGET_WORDS_BIGENDIAN
+#define XTENSA_DEFAULT_CPU_MODEL "fsf"
+#else
+#define XTENSA_DEFAULT_CPU_MODEL "dc232b"
+#endif
+
+XtensaCPU *cpu_xtensa_init(const char *cpu_model);
+
+static inline CPUXtensaState *cpu_init(const char *cpu_model)
+{
+    XtensaCPU *cpu = cpu_xtensa_init(cpu_model);
+    if (cpu == NULL) {
+        return NULL;
+    }
+    return &cpu->env;
+}
+
 void xtensa_translate_init(void);
+void xtensa_breakpoint_handler(CPUXtensaState *env);
 int cpu_xtensa_exec(CPUXtensaState *s);
 void xtensa_register_core(XtensaConfigList *node);
-void do_interrupt(CPUXtensaState *s);
 void check_interrupts(CPUXtensaState *s);
-void xtensa_irq_init(CPUState *env);
-void *xtensa_get_extint(CPUState *env, unsigned extint);
-void xtensa_advance_ccount(CPUState *env, uint32_t d);
-void xtensa_timer_irq(CPUState *env, uint32_t id, uint32_t active);
-void xtensa_rearm_ccompare_timer(CPUState *env);
+void xtensa_irq_init(CPUXtensaState *env);
+void *xtensa_get_extint(CPUXtensaState *env, unsigned extint);
+void xtensa_advance_ccount(CPUXtensaState *env, uint32_t d);
+void xtensa_timer_irq(CPUXtensaState *env, uint32_t id, uint32_t active);
+void xtensa_rearm_ccompare_timer(CPUXtensaState *env);
 int cpu_xtensa_signal_handler(int host_signum, void *pinfo, void *puc);
 void xtensa_cpu_list(FILE *f, fprintf_function cpu_fprintf);
-void xtensa_sync_window_from_phys(CPUState *env);
-void xtensa_sync_phys_from_window(CPUState *env);
-uint32_t xtensa_tlb_get_addr_mask(const CPUState *env, bool dtlb, uint32_t way);
-void split_tlb_entry_spec_way(const CPUState *env, uint32_t v, bool dtlb,
+void xtensa_sync_window_from_phys(CPUXtensaState *env);
+void xtensa_sync_phys_from_window(CPUXtensaState *env);
+uint32_t xtensa_tlb_get_addr_mask(const CPUXtensaState *env, bool dtlb, uint32_t way);
+void split_tlb_entry_spec_way(const CPUXtensaState *env, uint32_t v, bool dtlb,
         uint32_t *vpn, uint32_t wi, uint32_t *ei);
-int xtensa_tlb_lookup(const CPUState *env, uint32_t addr, bool dtlb,
+int xtensa_tlb_lookup(const CPUXtensaState *env, uint32_t addr, bool dtlb,
         uint32_t *pwi, uint32_t *pei, uint8_t *pring);
-void xtensa_tlb_set_entry(CPUState *env, bool dtlb,
+void xtensa_tlb_set_entry_mmu(const CPUXtensaState *env,
+        xtensa_tlb_entry *entry, bool dtlb,
         unsigned wi, unsigned ei, uint32_t vpn, uint32_t pte);
-int xtensa_get_physical_addr(CPUState *env,
+void xtensa_tlb_set_entry(CPUXtensaState *env, bool dtlb,
+        unsigned wi, unsigned ei, uint32_t vpn, uint32_t pte);
+int xtensa_get_physical_addr(CPUXtensaState *env, bool update_tlb,
         uint32_t vaddr, int is_write, int mmu_idx,
         uint32_t *paddr, uint32_t *page_size, unsigned *access);
-void dump_mmu(FILE *f, fprintf_function cpu_fprintf, CPUState *env);
-void debug_exception_env(CPUState *new_env, uint32_t cause);
+void reset_mmu(CPUXtensaState *env);
+void dump_mmu(FILE *f, fprintf_function cpu_fprintf, CPUXtensaState *env);
+void debug_exception_env(CPUXtensaState *new_env, uint32_t cause);
 
 
 #define XTENSA_OPTION_BIT(opt) (((uint64_t)1) << (opt))
+#define XTENSA_OPTION_ALL (~(uint64_t)0)
 
 static inline bool xtensa_option_bits_enabled(const XtensaConfig *config,
         uint64_t opt)
@@ -392,7 +430,7 @@ static inline bool xtensa_option_enabled(const XtensaConfig *config, int opt)
     return xtensa_option_bits_enabled(config, XTENSA_OPTION_BIT(opt));
 }
 
-static inline int xtensa_get_cintlevel(const CPUState *env)
+static inline int xtensa_get_cintlevel(const CPUXtensaState *env)
 {
     int level = (env->sregs[PS] & PS_INTLEVEL) >> PS_INTLEVEL_SHIFT;
     if ((env->sregs[PS] & PS_EXCM) && env->config->excm_level > level) {
@@ -401,7 +439,7 @@ static inline int xtensa_get_cintlevel(const CPUState *env)
     return level;
 }
 
-static inline int xtensa_get_ring(const CPUState *env)
+static inline int xtensa_get_ring(const CPUXtensaState *env)
 {
     if (xtensa_option_enabled(env->config, XTENSA_OPTION_MMU)) {
         return (env->sregs[PS] & PS_RING) >> PS_RING_SHIFT;
@@ -410,7 +448,7 @@ static inline int xtensa_get_ring(const CPUState *env)
     }
 }
 
-static inline int xtensa_get_cring(const CPUState *env)
+static inline int xtensa_get_cring(const CPUXtensaState *env)
 {
     if (xtensa_option_enabled(env->config, XTENSA_OPTION_MMU) &&
             (env->sregs[PS] & PS_EXCM) == 0) {
@@ -420,7 +458,7 @@ static inline int xtensa_get_cring(const CPUState *env)
     }
 }
 
-static inline xtensa_tlb_entry *xtensa_tlb_get_entry(CPUState *env,
+static inline xtensa_tlb_entry *xtensa_tlb_get_entry(CPUXtensaState *env,
         bool dtlb, unsigned wi, unsigned ei)
 {
     return dtlb ?
@@ -434,7 +472,7 @@ static inline xtensa_tlb_entry *xtensa_tlb_get_entry(CPUState *env,
 #define MMU_MODE2_SUFFIX _ring2
 #define MMU_MODE3_SUFFIX _ring3
 
-static inline int cpu_mmu_index(CPUState *env)
+static inline int cpu_mmu_index(CPUXtensaState *env)
 {
     return xtensa_get_cring(env);
 }
@@ -444,8 +482,10 @@ static inline int cpu_mmu_index(CPUState *env)
 #define XTENSA_TBFLAG_LITBASE 0x8
 #define XTENSA_TBFLAG_DEBUG 0x10
 #define XTENSA_TBFLAG_ICOUNT 0x20
+#define XTENSA_TBFLAG_CPENABLE_MASK 0x3fc0
+#define XTENSA_TBFLAG_CPENABLE_SHIFT 6
 
-static inline void cpu_get_tb_cpu_state(CPUState *env, target_ulong *pc,
+static inline void cpu_get_tb_cpu_state(CPUXtensaState *env, target_ulong *pc,
         target_ulong *cs_base, int *flags)
 {
     *pc = env->pc;
@@ -467,17 +507,22 @@ static inline void cpu_get_tb_cpu_state(CPUState *env, target_ulong *pc,
             *flags |= XTENSA_TBFLAG_ICOUNT;
         }
     }
+    if (xtensa_option_enabled(env->config, XTENSA_OPTION_COPROCESSOR)) {
+        *flags |= env->sregs[CPENABLE] << XTENSA_TBFLAG_CPENABLE_SHIFT;
+    }
 }
 
-#include "cpu-all.h"
-#include "exec-all.h"
+#include "exec/cpu-all.h"
+#include "exec/exec-all.h"
 
-static inline int cpu_has_work(CPUState *env)
+static inline int cpu_has_work(CPUState *cpu)
 {
+    CPUXtensaState *env = &XTENSA_CPU(cpu)->env;
+
     return env->pending_irq_level;
 }
 
-static inline void cpu_pc_from_tb(CPUState *env, TranslationBlock *tb)
+static inline void cpu_pc_from_tb(CPUXtensaState *env, TranslationBlock *tb)
 {
     env->pc = tb->pc;
 }