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[PATCH v5 06/15] cpu: Introduce SysemuCPUOps structure


From: Philippe Mathieu-Daudé
Subject: [PATCH v5 06/15] cpu: Introduce SysemuCPUOps structure
Date: Thu, 22 Apr 2021 12:46:55 +0200

Introduce a structure to hold handler specific to sysemu.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 include/hw/core/cpu.h            |  5 +++++
 include/hw/core/sysemu-cpu-ops.h | 21 +++++++++++++++++++++
 target/alpha/cpu.c               |  6 ++++++
 target/arm/cpu.c                 |  6 ++++++
 target/avr/cpu.c                 |  4 ++++
 target/cris/cpu.c                |  6 ++++++
 target/hppa/cpu.c                |  6 ++++++
 target/i386/cpu.c                |  6 ++++++
 target/lm32/cpu.c                |  6 ++++++
 target/m68k/cpu.c                |  6 ++++++
 target/microblaze/cpu.c          |  6 ++++++
 target/mips/cpu.c                |  6 ++++++
 target/moxie/cpu.c               |  4 ++++
 target/nios2/cpu.c               |  6 ++++++
 target/openrisc/cpu.c            |  6 ++++++
 target/riscv/cpu.c               |  6 ++++++
 target/rx/cpu.c                  |  8 ++++++++
 target/s390x/cpu.c               |  6 ++++++
 target/sh4/cpu.c                 |  6 ++++++
 target/sparc/cpu.c               |  6 ++++++
 target/tricore/cpu.c             |  4 ++++
 target/unicore32/cpu.c           |  4 ++++
 target/xtensa/cpu.c              |  6 ++++++
 target/ppc/translate_init.c.inc  |  6 ++++++
 24 files changed, 152 insertions(+)
 create mode 100644 include/hw/core/sysemu-cpu-ops.h

diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h
index 08af2c383a5..24cb05c5476 100644
--- a/include/hw/core/cpu.h
+++ b/include/hw/core/cpu.h
@@ -80,6 +80,8 @@ struct TCGCPUOps;
 /* see accel-cpu.h */
 struct AccelCPUClass;
 
+#include "hw/core/sysemu-cpu-ops.h"
+
 /**
  * CPUClass:
  * @class_by_name: Callback to map -cpu command line model name to an
@@ -190,6 +192,9 @@ struct CPUClass {
     bool gdb_stop_before_watchpoint;
     struct AccelCPUClass *accel_cpu;
 
+    /* when system emulation is not available, this pointer is NULL */
+    const struct SysemuCPUOps *sysemu_ops;
+
     /* when TCG is not available, this pointer is NULL */
     struct TCGCPUOps *tcg_ops;
 };
diff --git a/include/hw/core/sysemu-cpu-ops.h b/include/hw/core/sysemu-cpu-ops.h
new file mode 100644
index 00000000000..e54a08ea25e
--- /dev/null
+++ b/include/hw/core/sysemu-cpu-ops.h
@@ -0,0 +1,21 @@
+/*
+ * CPU operations specific to system emulation
+ *
+ * Copyright (c) 2012 SUSE LINUX Products GmbH
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef SYSEMU_CPU_OPS_H
+#define SYSEMU_CPU_OPS_H
+
+#include "hw/core/cpu.h"
+
+/*
+ * struct SysemuCPUOps: System operations specific to a CPU class
+ */
+typedef struct SysemuCPUOps {
+} SysemuCPUOps;
+
+#endif /* SYSEMU_CPU_OPS_H */
diff --git a/target/alpha/cpu.c b/target/alpha/cpu.c
index 27192b62e22..cd01d34d92f 100644
--- a/target/alpha/cpu.c
+++ b/target/alpha/cpu.c
@@ -206,6 +206,11 @@ static void alpha_cpu_initfn(Object *obj)
 #endif
 }
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps alpha_sysemu_ops = {
+};
+#endif
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps alpha_tcg_ops = {
@@ -238,6 +243,7 @@ static void alpha_cpu_class_init(ObjectClass *oc, void 
*data)
 #ifndef CONFIG_USER_ONLY
     cc->get_phys_page_debug = alpha_cpu_get_phys_page_debug;
     dc->vmsd = &vmstate_alpha_cpu;
+    cc->sysemu_ops = &alpha_sysemu_ops;
 #endif
     cc->disas_set_info = alpha_cpu_disas_set_info;
 
diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index 0dd623e5909..73a236486df 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -1943,6 +1943,11 @@ static gchar *arm_gdb_arch_name(CPUState *cs)
     return g_strdup("arm");
 }
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps arm_sysemu_ops = {
+};
+#endif
+
 #ifdef CONFIG_TCG
 static struct TCGCPUOps arm_tcg_ops = {
     .initialize = arm_translate_init,
@@ -1986,6 +1991,7 @@ static void arm_cpu_class_init(ObjectClass *oc, void 
*data)
     cc->virtio_is_big_endian = arm_cpu_virtio_is_big_endian;
     cc->write_elf64_note = arm_cpu_write_elf64_note;
     cc->write_elf32_note = arm_cpu_write_elf32_note;
+    cc->sysemu_ops = &arm_sysemu_ops;
 #endif
     cc->gdb_num_core_regs = 26;
     cc->gdb_core_xml_file = "arm-core.xml";
diff --git a/target/avr/cpu.c b/target/avr/cpu.c
index 0f4596932ba..78ef4473c50 100644
--- a/target/avr/cpu.c
+++ b/target/avr/cpu.c
@@ -184,6 +184,9 @@ static void avr_cpu_dump_state(CPUState *cs, FILE *f, int 
flags)
     qemu_fprintf(f, "\n");
 }
 
+static const struct SysemuCPUOps avr_sysemu_ops = {
+};
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps avr_tcg_ops = {
@@ -214,6 +217,7 @@ static void avr_cpu_class_init(ObjectClass *oc, void *data)
     cc->memory_rw_debug = avr_cpu_memory_rw_debug;
     cc->get_phys_page_debug = avr_cpu_get_phys_page_debug;
     cc->vmsd = &vms_avr_cpu;
+    cc->sysemu_ops = &avr_sysemu_ops;
     cc->disas_set_info = avr_cpu_disas_set_info;
     cc->gdb_read_register = avr_cpu_gdb_read_register;
     cc->gdb_write_register = avr_cpu_gdb_write_register;
diff --git a/target/cris/cpu.c b/target/cris/cpu.c
index ed983380fca..394df655c9f 100644
--- a/target/cris/cpu.c
+++ b/target/cris/cpu.c
@@ -193,6 +193,11 @@ static void cris_cpu_initfn(Object *obj)
 #endif
 }
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps cris_sysemu_ops = {
+};
+#endif
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps crisv10_tcg_ops = {
@@ -294,6 +299,7 @@ static void cris_cpu_class_init(ObjectClass *oc, void *data)
 #ifndef CONFIG_USER_ONLY
     cc->get_phys_page_debug = cris_cpu_get_phys_page_debug;
     dc->vmsd = &vmstate_cris_cpu;
+    cc->sysemu_ops = &cris_sysemu_ops;
 #endif
 
     cc->gdb_num_core_regs = 49;
diff --git a/target/hppa/cpu.c b/target/hppa/cpu.c
index d8fad52d1fe..6605c42e509 100644
--- a/target/hppa/cpu.c
+++ b/target/hppa/cpu.c
@@ -131,6 +131,11 @@ static ObjectClass *hppa_cpu_class_by_name(const char 
*cpu_model)
     return object_class_by_name(TYPE_HPPA_CPU);
 }
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps hppa_sysemu_ops = {
+};
+#endif
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps hppa_tcg_ops = {
@@ -163,6 +168,7 @@ static void hppa_cpu_class_init(ObjectClass *oc, void *data)
 #ifndef CONFIG_USER_ONLY
     cc->get_phys_page_debug = hppa_cpu_get_phys_page_debug;
     dc->vmsd = &vmstate_hppa_cpu;
+    cc->sysemu_ops = &hppa_sysemu_ops;
 #endif
     cc->disas_set_info = hppa_cpu_disas_set_info;
     cc->gdb_num_core_regs = 128;
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index ad99cad0e7c..69858dcb243 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -7391,6 +7391,11 @@ static Property x86_cpu_properties[] = {
     DEFINE_PROP_END_OF_LIST()
 };
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps i386_sysemu_ops = {
+};
+#endif
+
 static void x86_cpu_common_class_init(ObjectClass *oc, void *data)
 {
     X86CPUClass *xcc = X86_CPU_CLASS(oc);
@@ -7432,6 +7437,7 @@ static void x86_cpu_common_class_init(ObjectClass *oc, 
void *data)
     cc->write_elf32_note = x86_cpu_write_elf32_note;
     cc->write_elf32_qemunote = x86_cpu_write_elf32_qemunote;
     cc->vmsd = &vmstate_x86_cpu;
+    cc->sysemu_ops = &i386_sysemu_ops;
 #endif /* !CONFIG_USER_ONLY */
 
     cc->gdb_arch_name = x86_gdb_arch_name;
diff --git a/target/lm32/cpu.c b/target/lm32/cpu.c
index c23d72874c0..15935ae7ceb 100644
--- a/target/lm32/cpu.c
+++ b/target/lm32/cpu.c
@@ -210,6 +210,11 @@ static ObjectClass *lm32_cpu_class_by_name(const char 
*cpu_model)
     return oc;
 }
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps lm32_sysemu_ops = {
+};
+#endif
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps lm32_tcg_ops = {
@@ -242,6 +247,7 @@ static void lm32_cpu_class_init(ObjectClass *oc, void *data)
 #ifndef CONFIG_USER_ONLY
     cc->get_phys_page_debug = lm32_cpu_get_phys_page_debug;
     cc->vmsd = &vmstate_lm32_cpu;
+    cc->sysemu_ops = &lm32_sysemu_ops;
 #endif
     cc->gdb_num_core_regs = 32 + 7;
     cc->gdb_stop_before_watchpoint = true;
diff --git a/target/m68k/cpu.c b/target/m68k/cpu.c
index a14874b4da2..600812d682b 100644
--- a/target/m68k/cpu.c
+++ b/target/m68k/cpu.c
@@ -503,6 +503,11 @@ static const VMStateDescription vmstate_m68k_cpu = {
 };
 #endif
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps m68k_sysemu_ops = {
+};
+#endif
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps m68k_tcg_ops = {
@@ -535,6 +540,7 @@ static void m68k_cpu_class_init(ObjectClass *c, void *data)
 #if defined(CONFIG_SOFTMMU)
     cc->get_phys_page_debug = m68k_cpu_get_phys_page_debug;
     dc->vmsd = &vmstate_m68k_cpu;
+    cc->sysemu_ops = &m68k_sysemu_ops;
 #endif
     cc->disas_set_info = m68k_cpu_disas_set_info;
 
diff --git a/target/microblaze/cpu.c b/target/microblaze/cpu.c
index 433ba202037..c6a10b1a52b 100644
--- a/target/microblaze/cpu.c
+++ b/target/microblaze/cpu.c
@@ -352,6 +352,11 @@ static ObjectClass *mb_cpu_class_by_name(const char 
*cpu_model)
     return object_class_by_name(TYPE_MICROBLAZE_CPU);
 }
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps mb_sysemu_ops = {
+};
+#endif
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps mb_tcg_ops = {
@@ -388,6 +393,7 @@ static void mb_cpu_class_init(ObjectClass *oc, void *data)
 #ifndef CONFIG_USER_ONLY
     cc->get_phys_page_attrs_debug = mb_cpu_get_phys_page_attrs_debug;
     dc->vmsd = &vmstate_mb_cpu;
+    cc->sysemu_ops = &mb_sysemu_ops;
 #endif
     device_class_set_props(dc, mb_properties);
     cc->gdb_num_core_regs = 32 + 27;
diff --git a/target/mips/cpu.c b/target/mips/cpu.c
index dce1e166bde..493331bf7bb 100644
--- a/target/mips/cpu.c
+++ b/target/mips/cpu.c
@@ -680,6 +680,11 @@ static Property mips_cpu_properties[] = {
     DEFINE_PROP_END_OF_LIST()
 };
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps mips_sysemu_ops = {
+};
+#endif
+
 #ifdef CONFIG_TCG
 #include "hw/core/tcg-cpu-ops.h"
 /*
@@ -721,6 +726,7 @@ static void mips_cpu_class_init(ObjectClass *c, void *data)
 #ifndef CONFIG_USER_ONLY
     cc->get_phys_page_debug = mips_cpu_get_phys_page_debug;
     cc->vmsd = &vmstate_mips_cpu;
+    cc->sysemu_ops = &mips_sysemu_ops;
 #endif
     cc->disas_set_info = mips_cpu_disas_set_info;
     cc->gdb_num_core_regs = 73;
diff --git a/target/moxie/cpu.c b/target/moxie/cpu.c
index 83bec34d36c..2cd631a7304 100644
--- a/target/moxie/cpu.c
+++ b/target/moxie/cpu.c
@@ -94,6 +94,9 @@ static ObjectClass *moxie_cpu_class_by_name(const char 
*cpu_model)
     return oc;
 }
 
+static const struct SysemuCPUOps moxie_sysemu_ops = {
+};
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps moxie_tcg_ops = {
@@ -125,6 +128,7 @@ static void moxie_cpu_class_init(ObjectClass *oc, void 
*data)
     cc->vmsd = &vmstate_moxie_cpu;
 #endif
     cc->disas_set_info = moxie_cpu_disas_set_info;
+    cc->sysemu_ops = &moxie_sysemu_ops;
     cc->tcg_ops = &moxie_tcg_ops;
 }
 
diff --git a/target/nios2/cpu.c b/target/nios2/cpu.c
index e9c9fc3a389..296ccc0ed3c 100644
--- a/target/nios2/cpu.c
+++ b/target/nios2/cpu.c
@@ -207,6 +207,11 @@ static Property nios2_properties[] = {
     DEFINE_PROP_END_OF_LIST(),
 };
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps nios2_sysemu_ops = {
+};
+#endif
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps nios2_tcg_ops = {
@@ -238,6 +243,7 @@ static void nios2_cpu_class_init(ObjectClass *oc, void 
*data)
     cc->disas_set_info = nios2_cpu_disas_set_info;
 #ifndef CONFIG_USER_ONLY
     cc->get_phys_page_debug = nios2_cpu_get_phys_page_debug;
+    cc->sysemu_ops = &nios2_sysemu_ops;
 #endif
     cc->gdb_read_register = nios2_cpu_gdb_read_register;
     cc->gdb_write_register = nios2_cpu_gdb_write_register;
diff --git a/target/openrisc/cpu.c b/target/openrisc/cpu.c
index 2c64842f46b..cd8e3ae6754 100644
--- a/target/openrisc/cpu.c
+++ b/target/openrisc/cpu.c
@@ -174,6 +174,11 @@ static void openrisc_any_initfn(Object *obj)
                       | (IMMUCFGR_NTS & (ctz32(TLB_SIZE) << 2));
 }
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps openrisc_sysemu_ops = {
+};
+#endif
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps openrisc_tcg_ops = {
@@ -205,6 +210,7 @@ static void openrisc_cpu_class_init(ObjectClass *oc, void 
*data)
 #ifndef CONFIG_USER_ONLY
     cc->get_phys_page_debug = openrisc_cpu_get_phys_page_debug;
     dc->vmsd = &vmstate_openrisc_cpu;
+    cc->sysemu_ops = &openrisc_sysemu_ops;
 #endif
     cc->gdb_num_core_regs = 32 + 3;
     cc->disas_set_info = openrisc_disas_set_info;
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 7d6ed80f6b6..a6b909fa797 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -581,6 +581,11 @@ static const char *riscv_gdb_get_dynamic_xml(CPUState *cs, 
const char *xmlname)
     return NULL;
 }
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps riscv_sysemu_ops = {
+};
+#endif
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps riscv_tcg_ops = {
@@ -625,6 +630,7 @@ static void riscv_cpu_class_init(ObjectClass *c, void *data)
     cc->get_phys_page_debug = riscv_cpu_get_phys_page_debug;
     /* For now, mark unmigratable: */
     cc->vmsd = &vmstate_riscv_cpu;
+    cc->sysemu_ops = &riscv_sysemu_ops;
     cc->write_elf64_note = riscv_cpu_write_elf64_note;
     cc->write_elf32_note = riscv_cpu_write_elf32_note;
 #endif
diff --git a/target/rx/cpu.c b/target/rx/cpu.c
index 7ac6618b26b..bbee1cb913f 100644
--- a/target/rx/cpu.c
+++ b/target/rx/cpu.c
@@ -173,6 +173,11 @@ static void rx_cpu_init(Object *obj)
     qdev_init_gpio_in(DEVICE(cpu), rx_cpu_set_irq, 2);
 }
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps rx_sysemu_ops = {
+};
+#endif
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps rx_tcg_ops = {
@@ -202,6 +207,9 @@ static void rx_cpu_class_init(ObjectClass *klass, void 
*data)
     cc->dump_state = rx_cpu_dump_state;
     cc->set_pc = rx_cpu_set_pc;
 
+#ifndef CONFIG_USER_ONLY
+    cc->sysemu_ops = &rx_sysemu_ops;
+#endif
     cc->gdb_read_register = rx_cpu_gdb_read_register;
     cc->gdb_write_register = rx_cpu_gdb_write_register;
     cc->get_phys_page_debug = rx_cpu_get_phys_page_debug;
diff --git a/target/s390x/cpu.c b/target/s390x/cpu.c
index d35eb39a1bb..36085035d1f 100644
--- a/target/s390x/cpu.c
+++ b/target/s390x/cpu.c
@@ -477,6 +477,11 @@ static void s390_cpu_reset_full(DeviceState *dev)
     return s390_cpu_reset(s, S390_CPU_RESET_CLEAR);
 }
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps s390_sysemu_ops = {
+};
+#endif
+
 #ifdef CONFIG_TCG
 #include "hw/core/tcg-cpu-ops.h"
 
@@ -520,6 +525,7 @@ static void s390_cpu_class_init(ObjectClass *oc, void *data)
     cc->vmsd = &vmstate_s390_cpu;
     cc->get_crash_info = s390_cpu_get_crash_info;
     cc->write_elf64_note = s390_cpu_write_elf64_note;
+    cc->sysemu_ops = &s390_sysemu_ops;
 #endif
     cc->disas_set_info = s390_cpu_disas_set_info;
     cc->gdb_num_core_regs = S390_NUM_CORE_REGS;
diff --git a/target/sh4/cpu.c b/target/sh4/cpu.c
index ac65c88f1f8..970d94a8a1a 100644
--- a/target/sh4/cpu.c
+++ b/target/sh4/cpu.c
@@ -223,6 +223,11 @@ static const VMStateDescription vmstate_sh_cpu = {
     .unmigratable = 1,
 };
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps sh4_sysemu_ops = {
+};
+#endif
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps superh_tcg_ops = {
@@ -257,6 +262,7 @@ static void superh_cpu_class_init(ObjectClass *oc, void 
*data)
     cc->gdb_write_register = superh_cpu_gdb_write_register;
 #ifndef CONFIG_USER_ONLY
     cc->get_phys_page_debug = superh_cpu_get_phys_page_debug;
+    cc->sysemu_ops = &sh4_sysemu_ops;
 #endif
     cc->disas_set_info = superh_cpu_disas_set_info;
 
diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c
index aece2c7dc83..a5dde9f7dd9 100644
--- a/target/sparc/cpu.c
+++ b/target/sparc/cpu.c
@@ -848,6 +848,11 @@ static Property sparc_cpu_properties[] = {
     DEFINE_PROP_END_OF_LIST()
 };
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps sparc_sysemu_ops = {
+};
+#endif
+
 #ifdef CONFIG_TCG
 #include "hw/core/tcg-cpu-ops.h"
 
@@ -890,6 +895,7 @@ static void sparc_cpu_class_init(ObjectClass *oc, void 
*data)
 #ifndef CONFIG_USER_ONLY
     cc->get_phys_page_debug = sparc_cpu_get_phys_page_debug;
     cc->vmsd = &vmstate_sparc_cpu;
+    cc->sysemu_ops = &sparc_sysemu_ops;
 #endif
     cc->disas_set_info = cpu_sparc_disas_set_info;
 
diff --git a/target/tricore/cpu.c b/target/tricore/cpu.c
index 0b1e139bcba..8865fa18fce 100644
--- a/target/tricore/cpu.c
+++ b/target/tricore/cpu.c
@@ -142,6 +142,9 @@ static void tc27x_initfn(Object *obj)
     set_feature(&cpu->env, TRICORE_FEATURE_161);
 }
 
+static const struct SysemuCPUOps tricore_sysemu_ops = {
+};
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps tricore_tcg_ops = {
@@ -171,6 +174,7 @@ static void tricore_cpu_class_init(ObjectClass *c, void 
*data)
     cc->dump_state = tricore_cpu_dump_state;
     cc->set_pc = tricore_cpu_set_pc;
     cc->get_phys_page_debug = tricore_cpu_get_phys_page_debug;
+    cc->sysemu_ops = &tricore_sysemu_ops;
     cc->tcg_ops = &tricore_tcg_ops;
 }
 
diff --git a/target/unicore32/cpu.c b/target/unicore32/cpu.c
index 0258884f845..b67283ca592 100644
--- a/target/unicore32/cpu.c
+++ b/target/unicore32/cpu.c
@@ -120,6 +120,9 @@ static const VMStateDescription vmstate_uc32_cpu = {
     .unmigratable = 1,
 };
 
+static const struct SysemuCPUOps uc32_sysemu_ops = {
+};
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps uc32_tcg_ops = {
@@ -147,6 +150,7 @@ static void uc32_cpu_class_init(ObjectClass *oc, void *data)
     cc->set_pc = uc32_cpu_set_pc;
     cc->get_phys_page_debug = uc32_cpu_get_phys_page_debug;
     dc->vmsd = &vmstate_uc32_cpu;
+    cc->sysemu_ops = &uc32_sysemu_ops;
     cc->tcg_ops = &uc32_tcg_ops;
 }
 
diff --git a/target/xtensa/cpu.c b/target/xtensa/cpu.c
index e2b2c7a71c1..e93154de3e0 100644
--- a/target/xtensa/cpu.c
+++ b/target/xtensa/cpu.c
@@ -181,6 +181,11 @@ static const VMStateDescription vmstate_xtensa_cpu = {
     .unmigratable = 1,
 };
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps xtensa_sysemu_ops = {
+};
+#endif
+
 #include "hw/core/tcg-cpu-ops.h"
 
 static struct TCGCPUOps xtensa_tcg_ops = {
@@ -215,6 +220,7 @@ static void xtensa_cpu_class_init(ObjectClass *oc, void 
*data)
     cc->gdb_write_register = xtensa_cpu_gdb_write_register;
     cc->gdb_stop_before_watchpoint = true;
 #ifndef CONFIG_USER_ONLY
+    cc->sysemu_ops = &xtensa_sysemu_ops;
     cc->get_phys_page_debug = xtensa_cpu_get_phys_page_debug;
 #endif
     cc->disas_set_info = xtensa_cpu_disas_set_info;
diff --git a/target/ppc/translate_init.c.inc b/target/ppc/translate_init.c.inc
index c03a7c4f526..2a858cd0f2a 100644
--- a/target/ppc/translate_init.c.inc
+++ b/target/ppc/translate_init.c.inc
@@ -10878,6 +10878,11 @@ static Property ppc_cpu_properties[] = {
     DEFINE_PROP_END_OF_LIST(),
 };
 
+#ifndef CONFIG_USER_ONLY
+static const struct SysemuCPUOps ppc_sysemu_ops = {
+};
+#endif
+
 #ifdef CONFIG_TCG
 #include "hw/core/tcg-cpu-ops.h"
 
@@ -10921,6 +10926,7 @@ static void ppc_cpu_class_init(ObjectClass *oc, void 
*data)
 #ifndef CONFIG_USER_ONLY
     cc->get_phys_page_debug = ppc_cpu_get_phys_page_debug;
     cc->vmsd = &vmstate_ppc_cpu;
+    cc->sysemu_ops = &ppc_sysemu_ops;
 #endif
 #if defined(CONFIG_SOFTMMU)
     cc->write_elf64_note = ppc64_cpu_write_elf64_note;
-- 
2.26.3




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