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From: Yifei Jiang <jiangyifei@huawei.com>
To: <qemu-devel@nongnu.org>, <qemu-riscv@nongnu.org>
Cc: zhang.zhanghailiang@huawei.com, sagark@eecs.berkeley.edu,
	kbastian@mail.uni-paderborn.de, victor.zhangxiaofeng@huawei.com,
	Yifei Jiang <jiangyifei@huawei.com>,
	Alistair.Francis@wdc.com, yinyipeng1@huawei.com,
	palmer@dabbelt.com, wu.wubin@huawei.com, dengkai1@huawei.com
Subject: [PATCH 1/5] target/riscv: Add basic vmstate description of CPU
Date: Tue, 29 Sep 2020 10:03:33 +0800	[thread overview]
Message-ID: <20200929020337.1559-2-jiangyifei@huawei.com> (raw)
In-Reply-To: <20200929020337.1559-1-jiangyifei@huawei.com>

Add basic CPU state description to the newly created machine.c

Signed-off-by: Yifei Jiang <jiangyifei@huawei.com>
Signed-off-by: Yipeng Yin <yinyipeng1@huawei.com>
---
 target/riscv/cpu.c       |  7 -----
 target/riscv/cpu.h       |  4 +++
 target/riscv/machine.c   | 59 ++++++++++++++++++++++++++++++++++++++++
 target/riscv/meson.build |  3 +-
 4 files changed, 65 insertions(+), 8 deletions(-)
 create mode 100644 target/riscv/machine.c

diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 0bbfd7f457..bf396e2916 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -496,13 +496,6 @@ static void riscv_cpu_init(Object *obj)
     cpu_set_cpustate_pointers(cpu);
 }
 
-#ifndef CONFIG_USER_ONLY
-static const VMStateDescription vmstate_riscv_cpu = {
-    .name = "cpu",
-    .unmigratable = 1,
-};
-#endif
-
 static Property riscv_cpu_properties[] = {
     DEFINE_PROP_BOOL("i", RISCVCPU, cfg.ext_i, true),
     DEFINE_PROP_BOOL("e", RISCVCPU, cfg.ext_e, false),
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index de275782e6..8440ea0793 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -311,6 +311,10 @@ extern const char * const riscv_fpr_regnames[];
 extern const char * const riscv_excp_names[];
 extern const char * const riscv_intr_names[];
 
+#ifndef CONFIG_USER_ONLY
+extern const VMStateDescription vmstate_riscv_cpu;
+#endif
+
 const char *riscv_cpu_get_trap_name(target_ulong cause, bool async);
 void riscv_cpu_do_interrupt(CPUState *cpu);
 int riscv_cpu_gdb_read_register(CPUState *cpu, GByteArray *buf, int reg);
diff --git a/target/riscv/machine.c b/target/riscv/machine.c
new file mode 100644
index 0000000000..3451b888b1
--- /dev/null
+++ b/target/riscv/machine.c
@@ -0,0 +1,59 @@
+#include "qemu/osdep.h"
+#include "cpu.h"
+#include "qemu/error-report.h"
+#include "sysemu/kvm.h"
+#include "migration/cpu.h"
+
+const VMStateDescription vmstate_riscv_cpu = {
+    .name = "cpu",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .fields = (VMStateField[]) {
+        VMSTATE_UINTTL_ARRAY(env.gpr, RISCVCPU, 32),
+        VMSTATE_UINT64_ARRAY(env.fpr, RISCVCPU, 32),
+        VMSTATE_UINTTL(env.pc, RISCVCPU),
+        VMSTATE_UINTTL(env.load_res, RISCVCPU),
+        VMSTATE_UINTTL(env.load_val, RISCVCPU),
+        VMSTATE_UINTTL(env.frm, RISCVCPU),
+        VMSTATE_UINTTL(env.badaddr, RISCVCPU),
+        VMSTATE_UINTTL(env.guest_phys_fault_addr, RISCVCPU),
+        VMSTATE_UINTTL(env.priv_ver, RISCVCPU),
+        VMSTATE_UINTTL(env.vext_ver, RISCVCPU),
+        VMSTATE_UINTTL(env.misa, RISCVCPU),
+        VMSTATE_UINTTL(env.misa_mask, RISCVCPU),
+        VMSTATE_UINT32(env.features, RISCVCPU),
+        VMSTATE_UINTTL(env.priv, RISCVCPU),
+        VMSTATE_UINTTL(env.virt, RISCVCPU),
+        VMSTATE_UINTTL(env.resetvec, RISCVCPU),
+        VMSTATE_UINTTL(env.mhartid, RISCVCPU),
+        VMSTATE_UINTTL(env.mstatus, RISCVCPU),
+        VMSTATE_UINTTL(env.mip, RISCVCPU),
+        VMSTATE_UINT32(env.miclaim, RISCVCPU),
+        VMSTATE_UINTTL(env.mie, RISCVCPU),
+        VMSTATE_UINTTL(env.mideleg, RISCVCPU),
+        VMSTATE_UINTTL(env.sptbr, RISCVCPU),
+        VMSTATE_UINTTL(env.satp, RISCVCPU),
+        VMSTATE_UINTTL(env.sbadaddr, RISCVCPU),
+        VMSTATE_UINTTL(env.mbadaddr, RISCVCPU),
+        VMSTATE_UINTTL(env.medeleg, RISCVCPU),
+        VMSTATE_UINTTL(env.stvec, RISCVCPU),
+        VMSTATE_UINTTL(env.sepc, RISCVCPU),
+        VMSTATE_UINTTL(env.scause, RISCVCPU),
+        VMSTATE_UINTTL(env.mtvec, RISCVCPU),
+        VMSTATE_UINTTL(env.mepc, RISCVCPU),
+        VMSTATE_UINTTL(env.mcause, RISCVCPU),
+        VMSTATE_UINTTL(env.mtval, RISCVCPU),
+        VMSTATE_UINTTL(env.scounteren, RISCVCPU),
+        VMSTATE_UINTTL(env.mcounteren, RISCVCPU),
+        VMSTATE_UINTTL(env.sscratch, RISCVCPU),
+        VMSTATE_UINTTL(env.mscratch, RISCVCPU),
+        VMSTATE_UINT64(env.mfromhost, RISCVCPU),
+        VMSTATE_UINT64(env.mtohost, RISCVCPU),
+        VMSTATE_UINT64(env.timecmp, RISCVCPU),
+
+#ifdef TARGET_RISCV32
+        VMSTATE_UINTTL(env.mstatush, RISCVCPU),
+#endif
+        VMSTATE_END_OF_LIST()
+    }
+};
diff --git a/target/riscv/meson.build b/target/riscv/meson.build
index abd647fea1..14a5c62dac 100644
--- a/target/riscv/meson.build
+++ b/target/riscv/meson.build
@@ -27,7 +27,8 @@ riscv_ss.add(files(
 riscv_softmmu_ss = ss.source_set()
 riscv_softmmu_ss.add(files(
   'pmp.c',
-  'monitor.c'
+  'monitor.c',
+  'machine.c'
 ))
 
 target_arch += {'riscv': riscv_ss}
-- 
2.19.1



  reply	other threads:[~2020-09-29  2:07 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-29  2:03 [PATCH 0/5] Support RISC-V migration Yifei Jiang
2020-09-29  2:03 ` Yifei Jiang [this message]
2020-10-01 17:23   ` [PATCH 1/5] target/riscv: Add basic vmstate description of CPU Richard Henderson
2020-10-09  8:11     ` Jiangyifei
2020-09-29  2:03 ` [PATCH 2/5] target/riscv: Add PMP state description Yifei Jiang
2020-10-05 22:10   ` Alistair Francis
2020-10-09  8:33     ` Jiangyifei
2020-09-29  2:03 ` [PATCH 3/5] target/riscv: Add H extention " Yifei Jiang
2020-10-01 17:28   ` Richard Henderson
2020-10-05 22:09     ` Alistair Francis
2020-10-09  8:29     ` Jiangyifei
2020-09-29  2:03 ` [PATCH 4/5] target/riscv: Add V " Yifei Jiang
2020-10-01 17:30   ` Richard Henderson
2020-09-29  2:03 ` [PATCH 5/5] target/riscv: Add sifive_plic vmstate Yifei Jiang

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