exec: Change tlb_fill() argument to CPUState

Signed-off-by: Andreas Färber <afaerber@suse.de>

diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h
index 2179329916026631955dca54fadea4f0738356ec..c8c3a1198bd026d638a5b84de214996ddb002496 100644 (file)
--- a/include/exec/exec-all.h
+++ b/include/exec/exec-all.h
@@ -332,7 +332,7 @@ bool io_mem_read(struct MemoryRegion *mr, hwaddr addr,
 bool io_mem_write(struct MemoryRegion *mr, hwaddr addr,
                   uint64_t value, unsigned size);
 
-void tlb_fill(CPUArchState *env1, target_ulong addr, int is_write, int mmu_idx,
+void tlb_fill(CPUState *cpu, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr);
 
 uint8_t helper_ldb_cmmu(CPUArchState *env, target_ulong addr, int mmu_idx);

diff --git a/include/exec/softmmu_template.h b/include/exec/softmmu_template.h
index ac825d251c4353a7d5c6cf54d6a7499af2a495ea..8603933dcb035d6c34810874a12c8ac42c198a25 100644 (file)
--- a/include/exec/softmmu_template.h
+++ b/include/exec/softmmu_template.h
@@ -158,7 +158,7 @@ WORD_TYPE helper_le_ld_name(CPUArchState *env, target_ulong addr, int mmu_idx,
             do_unaligned_access(env, addr, READ_ACCESS_TYPE, mmu_idx, retaddr);
         }
 #endif
-        tlb_fill(env, addr, READ_ACCESS_TYPE, mmu_idx, retaddr);
+        tlb_fill(ENV_GET_CPU(env), addr, READ_ACCESS_TYPE, mmu_idx, retaddr);
         tlb_addr = env->tlb_table[mmu_idx][index].ADDR_READ;
     }
 
@@ -240,7 +240,7 @@ WORD_TYPE helper_be_ld_name(CPUArchState *env, target_ulong addr, int mmu_idx,
             do_unaligned_access(env, addr, READ_ACCESS_TYPE, mmu_idx, retaddr);
         }
 #endif
-        tlb_fill(env, addr, READ_ACCESS_TYPE, mmu_idx, retaddr);
+        tlb_fill(ENV_GET_CPU(env), addr, READ_ACCESS_TYPE, mmu_idx, retaddr);
         tlb_addr = env->tlb_table[mmu_idx][index].ADDR_READ;
     }
 
@@ -360,7 +360,7 @@ void helper_le_st_name(CPUArchState *env, target_ulong addr, DATA_TYPE val,
             do_unaligned_access(env, addr, 1, mmu_idx, retaddr);
         }
 #endif
-        tlb_fill(env, addr, 1, mmu_idx, retaddr);
+        tlb_fill(ENV_GET_CPU(env), addr, 1, mmu_idx, retaddr);
         tlb_addr = env->tlb_table[mmu_idx][index].addr_write;
     }
 
@@ -436,7 +436,7 @@ void helper_be_st_name(CPUArchState *env, target_ulong addr, DATA_TYPE val,
             do_unaligned_access(env, addr, 1, mmu_idx, retaddr);
         }
 #endif
-        tlb_fill(env, addr, 1, mmu_idx, retaddr);
+        tlb_fill(ENV_GET_CPU(env), addr, 1, mmu_idx, retaddr);
         tlb_addr = env->tlb_table[mmu_idx][index].addr_write;
     }
 

diff --git a/target-alpha/mem_helper.c b/target-alpha/mem_helper.c
index 23878bad80318b2edcf591a9138c89993103c47a..3447f828ed627422bd10e73b569d5432d2255e6c 100644 (file)
--- a/target-alpha/mem_helper.c
+++ b/target-alpha/mem_helper.c
@@ -152,14 +152,16 @@ void alpha_cpu_unassigned_access(CPUState *cs, hwaddr addr,
    NULL, it means that the function was called in C code (i.e. not
    from generated code or from helper.c) */
 /* XXX: fix it to restore all registers */
-void tlb_fill(CPUAlphaState *env, target_ulong addr, int is_write,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write,
               int mmu_idx, uintptr_t retaddr)
 {
-    AlphaCPU *cpu = alpha_env_get_cpu(env);
     int ret;
 
-    ret = alpha_cpu_handle_mmu_fault(CPU(cpu), addr, is_write, mmu_idx);
+    ret = alpha_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (unlikely(ret != 0)) {
+        AlphaCPU *cpu = ALPHA_CPU(cs);
+        CPUAlphaState *env = &cpu->env;
+
         if (retaddr) {
             cpu_restore_state(env, retaddr);
         }

diff --git a/target-arm/op_helper.c b/target-arm/op_helper.c
index 931536ea4fd8d8f6fbeffe7fe76e03d24c8e7373..932f5e218d61d4e71be4f60d5a5c48403759a1b6 100644 (file)
--- a/target-arm/op_helper.c
+++ b/target-arm/op_helper.c
@@ -72,17 +72,19 @@ uint32_t HELPER(neon_tbl)(CPUARMState *env, uint32_t ireg, uint32_t def,
 #include "exec/softmmu_template.h"
 
 /* try to fill the TLB and return an exception if error. If retaddr is
-   NULL, it means that the function was called in C code (i.e. not
-   from generated code or from helper.c) */
-void tlb_fill(CPUARMState *env, target_ulong addr, int is_write, int mmu_idx,
+ * NULL, it means that the function was called in C code (i.e. not
+ * from generated code or from helper.c)
+ */
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
-    ARMCPU *cpu = arm_env_get_cpu(env);
-    CPUState *cs = CPU(cpu);
     int ret;
 
     ret = arm_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (unlikely(ret)) {
+        ARMCPU *cpu = ARM_CPU(cs);
+        CPUARMState *env = &cpu->env;
+
         if (retaddr) {
             /* now we have a real cpu fault */
             cpu_restore_state(env, retaddr);

diff --git a/target-cris/op_helper.c b/target-cris/op_helper.c
index 9b20b94d9b649c6fcb79a58dbbe2ae9902edaa45..68a5caa2a7988dbe544a54edcf0380b29ee52e4e 100644 (file)
--- a/target-cris/op_helper.c
+++ b/target-cris/op_helper.c
@@ -54,15 +54,16 @@
 /* Try to fill the TLB and return an exception if error. If retaddr is
    NULL, it means that the function was called in C code (i.e. not
    from generated code or from helper.c) */
-void tlb_fill(CPUCRISState *env, target_ulong addr, int is_write, int mmu_idx,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
-    CRISCPU *cpu = cris_env_get_cpu(env);
+    CRISCPU *cpu = CRIS_CPU(cs);
+    CPUCRISState *env = &cpu->env;
     int ret;
 
     D_LOG("%s pc=%x tpc=%x ra=%p\n", __func__,
           env->pc, env->pregs[PR_EDA], (void *)retaddr);
-    ret = cris_cpu_handle_mmu_fault(CPU(cpu), addr, is_write, mmu_idx);
+    ret = cris_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (unlikely(ret)) {
         if (retaddr) {
             /* now we have a real cpu fault */

diff --git a/target-i386/mem_helper.c b/target-i386/mem_helper.c
index c0d3b45552cb57232580f95ba593e1ea02c9e90d..2f0691be8f4190396043272401b6bb13c7665ca1 100644 (file)
--- a/target-i386/mem_helper.c
+++ b/target-i386/mem_helper.c
@@ -129,18 +129,20 @@ void helper_boundl(CPUX86State *env, target_ulong a0, int v)
 
 #if !defined(CONFIG_USER_ONLY)
 /* try to fill the TLB and return an exception if error. If retaddr is
-   NULL, it means that the function was called in C code (i.e. not
-   from generated code or from helper.c) */
+ * NULL, it means that the function was called in C code (i.e. not
+ * from generated code or from helper.c)
+ */
 /* XXX: fix it to restore all registers */
-void tlb_fill(CPUX86State *env, target_ulong addr, int is_write, int mmu_idx,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
-    X86CPU *cpu = x86_env_get_cpu(env);
-    CPUState *cs = CPU(cpu);
     int ret;
 
     ret = x86_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (ret) {
+        X86CPU *cpu = X86_CPU(cs);
+        CPUX86State *env = &cpu->env;
+
         if (retaddr) {
             /* now we have a real cpu fault */
             cpu_restore_state(env, retaddr);

diff --git a/target-lm32/op_helper.c b/target-lm32/op_helper.c
index 3b513a7edb48cfffc6ada6b199bb12f201c1d104..7fc9191e19f16f08b8b84d2cc39695c67db6ce4e 100644 (file)
--- a/target-lm32/op_helper.c
+++ b/target-lm32/op_helper.c
@@ -150,16 +150,19 @@ uint32_t HELPER(rcsr_jrx)(CPULM32State *env)
 }
 
 /* Try to fill the TLB and return an exception if error. If retaddr is
-   NULL, it means that the function was called in C code (i.e. not
-   from generated code or from helper.c) */
-void tlb_fill(CPULM32State *env, target_ulong addr, int is_write, int mmu_idx,
+ * NULL, it means that the function was called in C code (i.e. not
+ * from generated code or from helper.c)
+ */
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
-    LM32CPU *cpu = lm32_env_get_cpu(env);
     int ret;
 
-    ret = lm32_cpu_handle_mmu_fault(CPU(cpu), addr, is_write, mmu_idx);
+    ret = lm32_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (unlikely(ret)) {
+        LM32CPU *cpu = LM32_CPU(cs);
+        CPULM32State *env = &cpu->env;
+
         if (retaddr) {
             /* now we have a real cpu fault */
             cpu_restore_state(env, retaddr);

diff --git a/target-m68k/op_helper.c b/target-m68k/op_helper.c
index 930d7c8d0462033d50a521d4145d798a4062691c..b1745b8796e5433980bd20d1a0d7db30f6496a24 100644 (file)
--- a/target-m68k/op_helper.c
+++ b/target-m68k/op_helper.c
@@ -53,14 +53,16 @@ extern int semihosting_enabled;
 /* Try to fill the TLB and return an exception if error. If retaddr is
    NULL, it means that the function was called in C code (i.e. not
    from generated code or from helper.c) */
-void tlb_fill(CPUM68KState *env, target_ulong addr, int is_write, int mmu_idx,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
-    M68kCPU *cpu = m68k_env_get_cpu(env);
     int ret;
 
-    ret = m68k_cpu_handle_mmu_fault(CPU(cpu), addr, is_write, mmu_idx);
+    ret = m68k_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (unlikely(ret)) {
+        M68kCPU *cpu = M68K_CPU(cs);
+        CPUM68KState *env = &cpu->env;
+
         if (retaddr) {
             /* now we have a real cpu fault */
             cpu_restore_state(env, retaddr);

diff --git a/target-microblaze/op_helper.c b/target-microblaze/op_helper.c
index 318185a5df233bebd25e86484b2ba6e5299bc0d6..9e394114c8a9c084a2955e2b02c8b302be741fa0 100644 (file)
--- a/target-microblaze/op_helper.c
+++ b/target-microblaze/op_helper.c
@@ -39,16 +39,19 @@
 #include "exec/softmmu_template.h"
 
 /* Try to fill the TLB and return an exception if error. If retaddr is
-   NULL, it means that the function was called in C code (i.e. not
-   from generated code or from helper.c) */
-void tlb_fill(CPUMBState *env, target_ulong addr, int is_write, int mmu_idx,
+ * NULL, it means that the function was called in C code (i.e. not
+ * from generated code or from helper.c)
+ */
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
-    MicroBlazeCPU *cpu = mb_env_get_cpu(env);
     int ret;
 
-    ret = mb_cpu_handle_mmu_fault(CPU(cpu), addr, is_write, mmu_idx);
+    ret = mb_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (unlikely(ret)) {
+        MicroBlazeCPU *cpu = MICROBLAZE_CPU(cs);
+        CPUMBState *env = &cpu->env;
+
         if (retaddr) {
             /* now we have a real cpu fault */
             cpu_restore_state(env, retaddr);

diff --git a/target-mips/op_helper.c b/target-mips/op_helper.c
index 5a4a656f3da62f585d06fc0735b0ee212aa72108..8c050fc2471e0d4c187654f017c4897803eaf4e6 100644 (file)
--- a/target-mips/op_helper.c
+++ b/target-mips/op_helper.c
@@ -2145,15 +2145,16 @@ static void do_unaligned_access(CPUMIPSState *env, target_ulong addr,
     do_raise_exception(env, (is_write == 1) ? EXCP_AdES : EXCP_AdEL, retaddr);
 }
 
-void tlb_fill(CPUMIPSState *env, target_ulong addr, int is_write, int mmu_idx,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
-    MIPSCPU *cpu = mips_env_get_cpu(env);
-    CPUState *cs = CPU(cpu);
     int ret;
 
     ret = mips_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (ret) {
+        MIPSCPU *cpu = MIPS_CPU(cs);
+        CPUMIPSState *env = &cpu->env;
+
         do_raise_exception_err(env, cs->exception_index,
                                env->error_code, retaddr);
     }

diff --git a/target-moxie/helper.c b/target-moxie/helper.c
index 3b14f3735e66027089653bc7800baf7171669849..06a4c728ee2125d21ee0915b55cbd77be185277b 100644 (file)
--- a/target-moxie/helper.c
+++ b/target-moxie/helper.c
@@ -46,13 +46,14 @@
 /* Try to fill the TLB and return an exception if error. If retaddr is
    NULL, it means that the function was called in C code (i.e. not
    from generated code or from helper.c) */
-void tlb_fill(CPUMoxieState *env, target_ulong addr, int is_write, int mmu_idx,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
-    MoxieCPU *cpu = moxie_env_get_cpu(env);
+    MoxieCPU *cpu = MOXIE_CPU(cs);
+    CPUMoxieState *env = &cpu->env;
     int ret;
 
-    ret = moxie_cpu_handle_mmu_fault(CPU(cpu), addr, is_write, mmu_idx);
+    ret = moxie_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (unlikely(ret)) {
         if (retaddr) {
             cpu_restore_state(env, retaddr);

diff --git a/target-openrisc/mmu_helper.c b/target-openrisc/mmu_helper.c
index b023a5fb988dc13ac4b9aa04a29b2ca33d1f89c6..e3fe6c71274e9055383e2649693d09493a7acaca 100644 (file)
--- a/target-openrisc/mmu_helper.c
+++ b/target-openrisc/mmu_helper.c
@@ -36,15 +36,17 @@
 #define SHIFT 3
 #include "exec/softmmu_template.h"
 
-void tlb_fill(CPUOpenRISCState *env, target_ulong addr, int is_write,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write,
               int mmu_idx, uintptr_t retaddr)
 {
-    OpenRISCCPU *cpu = openrisc_env_get_cpu(env);
     int ret;
 
-    ret = openrisc_cpu_handle_mmu_fault(CPU(cpu), addr, is_write, mmu_idx);
+    ret = openrisc_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
 
     if (ret) {
+        OpenRISCCPU *cpu = OPENRISC_CPU(cs);
+        CPUOpenRISCState *env = &cpu->env;
+
         if (retaddr) {
             /* now we have a real cpu fault.  */
             cpu_restore_state(env, retaddr);

diff --git a/target-ppc/mmu_helper.c b/target-ppc/mmu_helper.c
index b6abd974e39b0692dc0c60fdc496e494785d1640..c0421848b179dc24c26094a83a0d6809dd15e321 100644 (file)
--- a/target-ppc/mmu_helper.c
+++ b/target-ppc/mmu_helper.c
@@ -2893,11 +2893,12 @@ void helper_booke206_tlbflush(CPUPPCState *env, uint32_t type)
    NULL, it means that the function was called in C code (i.e. not
    from generated code or from helper.c) */
 /* XXX: fix it to restore all registers */
-void tlb_fill(CPUPPCState *env, target_ulong addr, int is_write, int mmu_idx,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
-    CPUState *cpu = CPU(ppc_env_get_cpu(env));
-    PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);
+    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs);
+    CPUPPCState *env = &cpu->env;
     int ret;
 
     if (pcc->handle_mmu_fault) {
@@ -2910,6 +2911,6 @@ void tlb_fill(CPUPPCState *env, target_ulong addr, int is_write, int mmu_idx,
             /* now we have a real cpu fault */
             cpu_restore_state(env, retaddr);
         }
-        helper_raise_exception_err(env, cpu->exception_index, env->error_code);
+        helper_raise_exception_err(env, cs->exception_index, env->error_code);
     }
 }

diff --git a/target-s390x/mem_helper.c b/target-s390x/mem_helper.c
index 411c32692a1d49de44f6863d558a38e2f762abdb..1e74e4d7e49858c3c1c87c916b4748667c9165e7 100644 (file)
--- a/target-s390x/mem_helper.c
+++ b/target-s390x/mem_helper.c
@@ -44,14 +44,16 @@
    NULL, it means that the function was called in C code (i.e. not
    from generated code or from helper.c) */
 /* XXX: fix it to restore all registers */
-void tlb_fill(CPUS390XState *env, target_ulong addr, int is_write, int mmu_idx,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
-    S390CPU *cpu = s390_env_get_cpu(env);
     int ret;
 
-    ret = s390_cpu_handle_mmu_fault(CPU(cpu), addr, is_write, mmu_idx);
+    ret = s390_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (unlikely(ret != 0)) {
+        S390CPU *cpu = S390_CPU(cs);
+        CPUS390XState *env = &cpu->env;
+
         if (likely(retaddr)) {
             /* now we have a real cpu fault */
             cpu_restore_state(env, retaddr);

diff --git a/target-sh4/op_helper.c b/target-sh4/op_helper.c
index 03633f0ee8ab48080e4b8dad044fdce972ffc2e5..6e527cfcf3905cde33ec1b61fa5e7c67c5a01c32 100644 (file)
--- a/target-sh4/op_helper.c
+++ b/target-sh4/op_helper.c
@@ -38,15 +38,17 @@
 #define SHIFT 3
 #include "exec/softmmu_template.h"
 
-void tlb_fill(CPUSH4State *env, target_ulong addr, int is_write, int mmu_idx,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
-    SuperHCPU *cpu = sh_env_get_cpu(env);
     int ret;
 
-    ret = superh_cpu_handle_mmu_fault(CPU(cpu), addr, is_write, mmu_idx);
+    ret = superh_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (ret) {
         /* now we have a real cpu fault */
+        SuperHCPU *cpu = SUPERH_CPU(cs);
+        CPUSH4State *env = &cpu->env;
+
         if (retaddr) {
             cpu_restore_state(env, retaddr);
         }

diff --git a/target-sparc/ldst_helper.c b/target-sparc/ldst_helper.c
index e1475d0b0f72002ade696c1d3f7b8b4dc9ebf40d..32d0bfda18d2596e0e68ac867d09ad3a7e93ab51 100644 (file)
--- a/target-sparc/ldst_helper.c
+++ b/target-sparc/ldst_helper.c
@@ -2438,14 +2438,16 @@ static void QEMU_NORETURN do_unaligned_access(CPUSPARCState *env,
    NULL, it means that the function was called in C code (i.e. not
    from generated code or from helper.c) */
 /* XXX: fix it to restore all registers */
-void tlb_fill(CPUSPARCState *env, target_ulong addr, int is_write, int mmu_idx,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
               uintptr_t retaddr)
 {
-    SPARCCPU *cpu = sparc_env_get_cpu(env);
     int ret;
 
-    ret = sparc_cpu_handle_mmu_fault(CPU(cpu), addr, is_write, mmu_idx);
+    ret = sparc_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (ret) {
+        SPARCCPU *cpu = SPARC_CPU(cs);
+        CPUSPARCState *env = &cpu->env;
+
         if (retaddr) {
             cpu_restore_state(env, retaddr);
         }

diff --git a/target-unicore32/op_helper.c b/target-unicore32/op_helper.c
index cd2cbef34f3ece5bef7cacf084e8e6272f0f4d0b..3efc6a80a4c59cb1ca160151d14356258cafcca1 100644 (file)
--- a/target-unicore32/op_helper.c
+++ b/target-unicore32/op_helper.c
@@ -257,14 +257,16 @@ uint32_t HELPER(ror_cc)(CPUUniCore32State *env, uint32_t x, uint32_t i)
 #define SHIFT 3
 #include "exec/softmmu_template.h"
 
-void tlb_fill(CPUUniCore32State *env, target_ulong addr, int is_write,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write,
               int mmu_idx, uintptr_t retaddr)
 {
-    UniCore32CPU *cpu = uc32_env_get_cpu(env);
     int ret;
 
-    ret = uc32_cpu_handle_mmu_fault(CPU(cpu), addr, is_write, mmu_idx);
+    ret = uc32_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
     if (unlikely(ret)) {
+        UniCore32CPU *cpu = UNICORE32_CPU(cs);
+        CPUUniCore32State *env = &cpu->env;
+
         if (retaddr) {
             /* now we have a real cpu fault */
             cpu_restore_state(env, retaddr);

diff --git a/target-xtensa/op_helper.c b/target-xtensa/op_helper.c
index a314ed0b9d59d327700f7766c8d7cb94b3354a15..1c80e310abbab7a328b141ad6e46ec014b640443 100644 (file)
--- a/target-xtensa/op_helper.c
+++ b/target-xtensa/op_helper.c
@@ -60,9 +60,11 @@ static void do_unaligned_access(CPUXtensaState *env,
     }
 }
 
-void tlb_fill(CPUXtensaState *env,
-        target_ulong vaddr, int is_write, int mmu_idx, uintptr_t retaddr)
+void tlb_fill(CPUState *cs,
+              target_ulong vaddr, int is_write, int mmu_idx, uintptr_t retaddr)
 {
+    XtensaCPU *cpu = XTENSA_CPU(cs);
+    CPUXtensaState *env = &cpu->env;
     uint32_t paddr;
     uint32_t page_size;
     unsigned access;