xref: /openbmc/qemu/target/riscv/cpu-qom.h (revision 9e1a30d3)
1 /*
2  * QEMU RISC-V CPU QOM header
3  *
4  * Copyright (c) 2023 Ventana Micro Systems Inc.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms and conditions of the GNU General Public License,
8  * version 2 or later, as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  * more details.
14  *
15  * You should have received a copy of the GNU General Public License along with
16  * this program.  If not, see <http://www.gnu.org/licenses/>.
17  */
18 
19 #ifndef RISCV_CPU_QOM_H
20 #define RISCV_CPU_QOM_H
21 
22 #include "hw/core/cpu.h"
23 #include "qom/object.h"
24 
25 #define TYPE_RISCV_CPU "riscv-cpu"
26 #define TYPE_RISCV_DYNAMIC_CPU "riscv-dynamic-cpu"
27 
28 #define RISCV_CPU_TYPE_SUFFIX "-" TYPE_RISCV_CPU
29 #define RISCV_CPU_TYPE_NAME(name) (name RISCV_CPU_TYPE_SUFFIX)
30 #define CPU_RESOLVING_TYPE TYPE_RISCV_CPU
31 
32 #define TYPE_RISCV_CPU_ANY              RISCV_CPU_TYPE_NAME("any")
33 #define TYPE_RISCV_CPU_BASE32           RISCV_CPU_TYPE_NAME("rv32")
34 #define TYPE_RISCV_CPU_BASE64           RISCV_CPU_TYPE_NAME("rv64")
35 #define TYPE_RISCV_CPU_BASE128          RISCV_CPU_TYPE_NAME("x-rv128")
36 #define TYPE_RISCV_CPU_IBEX             RISCV_CPU_TYPE_NAME("lowrisc-ibex")
37 #define TYPE_RISCV_CPU_SHAKTI_C         RISCV_CPU_TYPE_NAME("shakti-c")
38 #define TYPE_RISCV_CPU_SIFIVE_E31       RISCV_CPU_TYPE_NAME("sifive-e31")
39 #define TYPE_RISCV_CPU_SIFIVE_E34       RISCV_CPU_TYPE_NAME("sifive-e34")
40 #define TYPE_RISCV_CPU_SIFIVE_E51       RISCV_CPU_TYPE_NAME("sifive-e51")
41 #define TYPE_RISCV_CPU_SIFIVE_U34       RISCV_CPU_TYPE_NAME("sifive-u34")
42 #define TYPE_RISCV_CPU_SIFIVE_U54       RISCV_CPU_TYPE_NAME("sifive-u54")
43 #define TYPE_RISCV_CPU_THEAD_C906       RISCV_CPU_TYPE_NAME("thead-c906")
44 #define TYPE_RISCV_CPU_HOST             RISCV_CPU_TYPE_NAME("host")
45 
46 #if defined(TARGET_RISCV32)
47 # define TYPE_RISCV_CPU_BASE            TYPE_RISCV_CPU_BASE32
48 #elif defined(TARGET_RISCV64)
49 # define TYPE_RISCV_CPU_BASE            TYPE_RISCV_CPU_BASE64
50 #endif
51 
52 typedef struct CPUArchState CPURISCVState;
53 
54 OBJECT_DECLARE_CPU_TYPE(RISCVCPU, RISCVCPUClass, RISCV_CPU)
55 
56 /**
57  * RISCVCPUClass:
58  * @parent_realize: The parent class' realize handler.
59  * @parent_phases: The parent class' reset phase handlers.
60  *
61  * A RISCV CPU model.
62  */
63 struct RISCVCPUClass {
64     /*< private >*/
65     CPUClass parent_class;
66     /*< public >*/
67     DeviceRealize parent_realize;
68     ResettablePhases parent_phases;
69 };
70 #endif /* RISCV_CPU_QOM_H */
71