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Diffstat (limited to 'target/arm/kvm64.c')
-rw-r--r--target/arm/kvm64.c124
1 files changed, 33 insertions, 91 deletions
diff --git a/target/arm/kvm64.c b/target/arm/kvm64.c
index 5e95c496bb..4bb68646e4 100644
--- a/target/arm/kvm64.c
+++ b/target/arm/kvm64.c
@@ -30,7 +30,6 @@
 #include "internals.h"
 #include "hw/acpi/acpi.h"
 #include "hw/acpi/ghes.h"
-#include "hw/arm/virt.h"
 
 static bool have_guest_debug;
 
@@ -540,14 +539,10 @@ static int kvm_arm_sve_set_vls(CPUState *cs)
 {
     ARMCPU *cpu = ARM_CPU(cs);
     uint64_t vls[KVM_ARM64_SVE_VLS_WORDS] = { cpu->sve_vq.map };
-    struct kvm_one_reg reg = {
-        .id = KVM_REG_ARM64_SVE_VLS,
-        .addr = (uint64_t)&vls[0],
-    };
 
     assert(cpu->sve_max_vq <= KVM_ARM64_SVE_VQ_MAX);
 
-    return kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+    return kvm_set_one_reg(cs, KVM_REG_ARM64_SVE_VLS, &vls[0]);
 }
 
 #define ARM_CPU_ID_MPIDR       3, 0, 0, 0, 5
@@ -726,19 +721,17 @@ static void kvm_inject_arm_sea(CPUState *c)
 static int kvm_arch_put_fpsimd(CPUState *cs)
 {
     CPUARMState *env = &ARM_CPU(cs)->env;
-    struct kvm_one_reg reg;
     int i, ret;
 
     for (i = 0; i < 32; i++) {
         uint64_t *q = aa64_vfp_qreg(env, i);
 #if HOST_BIG_ENDIAN
         uint64_t fp_val[2] = { q[1], q[0] };
-        reg.addr = (uintptr_t)fp_val;
+        ret = kvm_set_one_reg(cs, AARCH64_SIMD_CORE_REG(fp_regs.vregs[i]),
+                                                        fp_val);
 #else
-        reg.addr = (uintptr_t)q;
+        ret = kvm_set_one_reg(cs, AARCH64_SIMD_CORE_REG(fp_regs.vregs[i]), q);
 #endif
-        reg.id = AARCH64_SIMD_CORE_REG(fp_regs.vregs[i]);
-        ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
         if (ret) {
             return ret;
         }
@@ -759,14 +752,11 @@ static int kvm_arch_put_sve(CPUState *cs)
     CPUARMState *env = &cpu->env;
     uint64_t tmp[ARM_MAX_VQ * 2];
     uint64_t *r;
-    struct kvm_one_reg reg;
     int n, ret;
 
     for (n = 0; n < KVM_ARM64_SVE_NUM_ZREGS; ++n) {
         r = sve_bswap64(tmp, &env->vfp.zregs[n].d[0], cpu->sve_max_vq * 2);
-        reg.addr = (uintptr_t)r;
-        reg.id = KVM_REG_ARM64_SVE_ZREG(n, 0);
-        ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+        ret = kvm_set_one_reg(cs, KVM_REG_ARM64_SVE_ZREG(n, 0), r);
         if (ret) {
             return ret;
         }
@@ -775,9 +765,7 @@ static int kvm_arch_put_sve(CPUState *cs)
     for (n = 0; n < KVM_ARM64_SVE_NUM_PREGS; ++n) {
         r = sve_bswap64(tmp, r = &env->vfp.pregs[n].p[0],
                         DIV_ROUND_UP(cpu->sve_max_vq * 2, 8));
-        reg.addr = (uintptr_t)r;
-        reg.id = KVM_REG_ARM64_SVE_PREG(n, 0);
-        ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+        ret = kvm_set_one_reg(cs, KVM_REG_ARM64_SVE_PREG(n, 0), r);
         if (ret) {
             return ret;
         }
@@ -785,9 +773,7 @@ static int kvm_arch_put_sve(CPUState *cs)
 
     r = sve_bswap64(tmp, &env->vfp.pregs[FFR_PRED_NUM].p[0],
                     DIV_ROUND_UP(cpu->sve_max_vq * 2, 8));
-    reg.addr = (uintptr_t)r;
-    reg.id = KVM_REG_ARM64_SVE_FFR(0);
-    ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+    ret = kvm_set_one_reg(cs, KVM_REG_ARM64_SVE_FFR(0), r);
     if (ret) {
         return ret;
     }
@@ -797,7 +783,6 @@ static int kvm_arch_put_sve(CPUState *cs)
 
 int kvm_arch_put_registers(CPUState *cs, int level)
 {
-    struct kvm_one_reg reg;
     uint64_t val;
     uint32_t fpr;
     int i, ret;
@@ -814,9 +799,8 @@ int kvm_arch_put_registers(CPUState *cs, int level)
     }
 
     for (i = 0; i < 31; i++) {
-        reg.id = AARCH64_CORE_REG(regs.regs[i]);
-        reg.addr = (uintptr_t) &env->xregs[i];
-        ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+        ret = kvm_set_one_reg(cs, AARCH64_CORE_REG(regs.regs[i]),
+                              &env->xregs[i]);
         if (ret) {
             return ret;
         }
@@ -827,16 +811,12 @@ int kvm_arch_put_registers(CPUState *cs, int level)
      */
     aarch64_save_sp(env, 1);
 
-    reg.id = AARCH64_CORE_REG(regs.sp);
-    reg.addr = (uintptr_t) &env->sp_el[0];
-    ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+    ret = kvm_set_one_reg(cs, AARCH64_CORE_REG(regs.sp), &env->sp_el[0]);
     if (ret) {
         return ret;
     }
 
-    reg.id = AARCH64_CORE_REG(sp_el1);
-    reg.addr = (uintptr_t) &env->sp_el[1];
-    ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+    ret = kvm_set_one_reg(cs, AARCH64_CORE_REG(sp_el1), &env->sp_el[1]);
     if (ret) {
         return ret;
     }
@@ -847,23 +827,17 @@ int kvm_arch_put_registers(CPUState *cs, int level)
     } else {
         val = cpsr_read(env);
     }
-    reg.id = AARCH64_CORE_REG(regs.pstate);
-    reg.addr = (uintptr_t) &val;
-    ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+    ret = kvm_set_one_reg(cs, AARCH64_CORE_REG(regs.pstate), &val);
     if (ret) {
         return ret;
     }
 
-    reg.id = AARCH64_CORE_REG(regs.pc);
-    reg.addr = (uintptr_t) &env->pc;
-    ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+    ret = kvm_set_one_reg(cs, AARCH64_CORE_REG(regs.pc), &env->pc);
     if (ret) {
         return ret;
     }
 
-    reg.id = AARCH64_CORE_REG(elr_el1);
-    reg.addr = (uintptr_t) &env->elr_el[1];
-    ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+    ret = kvm_set_one_reg(cs, AARCH64_CORE_REG(elr_el1), &env->elr_el[1]);
     if (ret) {
         return ret;
     }
@@ -882,9 +856,8 @@ int kvm_arch_put_registers(CPUState *cs, int level)
 
     /* KVM 0-4 map to QEMU banks 1-5 */
     for (i = 0; i < KVM_NR_SPSR; i++) {
-        reg.id = AARCH64_CORE_REG(spsr[i]);
-        reg.addr = (uintptr_t) &env->banked_spsr[i + 1];
-        ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+        ret = kvm_set_one_reg(cs, AARCH64_CORE_REG(spsr[i]),
+                              &env->banked_spsr[i + 1]);
         if (ret) {
             return ret;
         }
@@ -899,18 +872,14 @@ int kvm_arch_put_registers(CPUState *cs, int level)
         return ret;
     }
 
-    reg.addr = (uintptr_t)(&fpr);
     fpr = vfp_get_fpsr(env);
-    reg.id = AARCH64_SIMD_CTRL_REG(fp_regs.fpsr);
-    ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+    ret = kvm_set_one_reg(cs, AARCH64_SIMD_CTRL_REG(fp_regs.fpsr), &fpr);
     if (ret) {
         return ret;
     }
 
-    reg.addr = (uintptr_t)(&fpr);
     fpr = vfp_get_fpcr(env);
-    reg.id = AARCH64_SIMD_CTRL_REG(fp_regs.fpcr);
-    ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, &reg);
+    ret = kvm_set_one_reg(cs, AARCH64_SIMD_CTRL_REG(fp_regs.fpcr), &fpr);
     if (ret) {
         return ret;
     }
@@ -939,14 +908,11 @@ int kvm_arch_put_registers(CPUState *cs, int level)
 static int kvm_arch_get_fpsimd(CPUState *cs)
 {
     CPUARMState *env = &ARM_CPU(cs)->env;
-    struct kvm_one_reg reg;
     int i, ret;
 
     for (i = 0; i < 32; i++) {
         uint64_t *q = aa64_vfp_qreg(env, i);
-        reg.id = AARCH64_SIMD_CORE_REG(fp_regs.vregs[i]);
-        reg.addr = (uintptr_t)q;
-        ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+        ret = kvm_get_one_reg(cs, AARCH64_SIMD_CORE_REG(fp_regs.vregs[i]), q);
         if (ret) {
             return ret;
         } else {
@@ -970,15 +936,12 @@ static int kvm_arch_get_sve(CPUState *cs)
 {
     ARMCPU *cpu = ARM_CPU(cs);
     CPUARMState *env = &cpu->env;
-    struct kvm_one_reg reg;
     uint64_t *r;
     int n, ret;
 
     for (n = 0; n < KVM_ARM64_SVE_NUM_ZREGS; ++n) {
         r = &env->vfp.zregs[n].d[0];
-        reg.addr = (uintptr_t)r;
-        reg.id = KVM_REG_ARM64_SVE_ZREG(n, 0);
-        ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+        ret = kvm_get_one_reg(cs, KVM_REG_ARM64_SVE_ZREG(n, 0), r);
         if (ret) {
             return ret;
         }
@@ -987,9 +950,7 @@ static int kvm_arch_get_sve(CPUState *cs)
 
     for (n = 0; n < KVM_ARM64_SVE_NUM_PREGS; ++n) {
         r = &env->vfp.pregs[n].p[0];
-        reg.addr = (uintptr_t)r;
-        reg.id = KVM_REG_ARM64_SVE_PREG(n, 0);
-        ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+        ret = kvm_get_one_reg(cs, KVM_REG_ARM64_SVE_PREG(n, 0), r);
         if (ret) {
             return ret;
         }
@@ -997,9 +958,7 @@ static int kvm_arch_get_sve(CPUState *cs)
     }
 
     r = &env->vfp.pregs[FFR_PRED_NUM].p[0];
-    reg.addr = (uintptr_t)r;
-    reg.id = KVM_REG_ARM64_SVE_FFR(0);
-    ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+    ret = kvm_get_one_reg(cs, KVM_REG_ARM64_SVE_FFR(0), r);
     if (ret) {
         return ret;
     }
@@ -1010,7 +969,6 @@ static int kvm_arch_get_sve(CPUState *cs)
 
 int kvm_arch_get_registers(CPUState *cs)
 {
-    struct kvm_one_reg reg;
     uint64_t val;
     unsigned int el;
     uint32_t fpr;
@@ -1020,31 +978,24 @@ int kvm_arch_get_registers(CPUState *cs)
     CPUARMState *env = &cpu->env;
 
     for (i = 0; i < 31; i++) {
-        reg.id = AARCH64_CORE_REG(regs.regs[i]);
-        reg.addr = (uintptr_t) &env->xregs[i];
-        ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+        ret = kvm_get_one_reg(cs, AARCH64_CORE_REG(regs.regs[i]),
+                              &env->xregs[i]);
         if (ret) {
             return ret;
         }
     }
 
-    reg.id = AARCH64_CORE_REG(regs.sp);
-    reg.addr = (uintptr_t) &env->sp_el[0];
-    ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+    ret = kvm_get_one_reg(cs, AARCH64_CORE_REG(regs.sp), &env->sp_el[0]);
     if (ret) {
         return ret;
     }
 
-    reg.id = AARCH64_CORE_REG(sp_el1);
-    reg.addr = (uintptr_t) &env->sp_el[1];
-    ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+    ret = kvm_get_one_reg(cs, AARCH64_CORE_REG(sp_el1), &env->sp_el[1]);
     if (ret) {
         return ret;
     }
 
-    reg.id = AARCH64_CORE_REG(regs.pstate);
-    reg.addr = (uintptr_t) &val;
-    ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+    ret = kvm_get_one_reg(cs, AARCH64_CORE_REG(regs.pstate), &val);
     if (ret) {
         return ret;
     }
@@ -1061,9 +1012,7 @@ int kvm_arch_get_registers(CPUState *cs)
      */
     aarch64_restore_sp(env, 1);
 
-    reg.id = AARCH64_CORE_REG(regs.pc);
-    reg.addr = (uintptr_t) &env->pc;
-    ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+    ret = kvm_get_one_reg(cs, AARCH64_CORE_REG(regs.pc), &env->pc);
     if (ret) {
         return ret;
     }
@@ -1077,9 +1026,7 @@ int kvm_arch_get_registers(CPUState *cs)
         aarch64_sync_64_to_32(env);
     }
 
-    reg.id = AARCH64_CORE_REG(elr_el1);
-    reg.addr = (uintptr_t) &env->elr_el[1];
-    ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+    ret = kvm_get_one_reg(cs, AARCH64_CORE_REG(elr_el1), &env->elr_el[1]);
     if (ret) {
         return ret;
     }
@@ -1089,9 +1036,8 @@ int kvm_arch_get_registers(CPUState *cs)
      * KVM SPSRs 0-4 map to QEMU banks 1-5
      */
     for (i = 0; i < KVM_NR_SPSR; i++) {
-        reg.id = AARCH64_CORE_REG(spsr[i]);
-        reg.addr = (uintptr_t) &env->banked_spsr[i + 1];
-        ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+        ret = kvm_get_one_reg(cs, AARCH64_CORE_REG(spsr[i]),
+                              &env->banked_spsr[i + 1]);
         if (ret) {
             return ret;
         }
@@ -1112,17 +1058,13 @@ int kvm_arch_get_registers(CPUState *cs)
         return ret;
     }
 
-    reg.addr = (uintptr_t)(&fpr);
-    reg.id = AARCH64_SIMD_CTRL_REG(fp_regs.fpsr);
-    ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+    ret = kvm_get_one_reg(cs, AARCH64_SIMD_CTRL_REG(fp_regs.fpsr), &fpr);
     if (ret) {
         return ret;
     }
     vfp_set_fpsr(env, fpr);
 
-    reg.addr = (uintptr_t)(&fpr);
-    reg.id = AARCH64_SIMD_CTRL_REG(fp_regs.fpcr);
-    ret = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, &reg);
+    ret = kvm_get_one_reg(cs, AARCH64_SIMD_CTRL_REG(fp_regs.fpcr), &fpr);
     if (ret) {
         return ret;
     }