1 // SPDX-License-Identifier: GPL-2.0
2 #ifndef ARCH_PERF_RISCV_TRAP_TYPES_H
3 #define ARCH_PERF_RISCV_TRAP_TYPES_H
4 
5 /* Exception cause high bit - is an interrupt if set */
6 #define CAUSE_IRQ_FLAG		(_AC(1, UL) << (__riscv_xlen - 1))
7 
8 /* Interrupt causes (minus the high bit) */
9 #define IRQ_S_SOFT 1
10 #define IRQ_VS_SOFT 2
11 #define IRQ_M_SOFT 3
12 #define IRQ_S_TIMER 5
13 #define IRQ_VS_TIMER 6
14 #define IRQ_M_TIMER 7
15 #define IRQ_S_EXT 9
16 #define IRQ_VS_EXT 10
17 #define IRQ_M_EXT 11
18 #define IRQ_S_GEXT 12
19 #define IRQ_PMU_OVF 13
20 
21 /* Exception causes */
22 #define EXC_INST_MISALIGNED 0
23 #define EXC_INST_ACCESS 1
24 #define EXC_INST_ILLEGAL 2
25 #define EXC_BREAKPOINT 3
26 #define EXC_LOAD_MISALIGNED 4
27 #define EXC_LOAD_ACCESS 5
28 #define EXC_STORE_MISALIGNED 6
29 #define EXC_STORE_ACCESS 7
30 #define EXC_SYSCALL 8
31 #define EXC_HYPERVISOR_SYSCALL 9
32 #define EXC_SUPERVISOR_SYSCALL 10
33 #define EXC_INST_PAGE_FAULT 12
34 #define EXC_LOAD_PAGE_FAULT 13
35 #define EXC_STORE_PAGE_FAULT 15
36 #define EXC_INST_GUEST_PAGE_FAULT 20
37 #define EXC_LOAD_GUEST_PAGE_FAULT 21
38 #define EXC_VIRTUAL_INST_FAULT 22
39 #define EXC_STORE_GUEST_PAGE_FAULT 23
40 
41 #define TRAP(x) { x, #x }
42 
43 #define kvm_riscv_trap_class \
44 	TRAP(IRQ_S_SOFT), TRAP(IRQ_VS_SOFT), TRAP(IRQ_M_SOFT), \
45 	TRAP(IRQ_S_TIMER), TRAP(IRQ_VS_TIMER), TRAP(IRQ_M_TIMER), \
46 	TRAP(IRQ_S_EXT), TRAP(IRQ_VS_EXT), TRAP(IRQ_M_EXT), \
47 	TRAP(IRQ_S_GEXT), TRAP(IRQ_PMU_OVF), \
48 	TRAP(EXC_INST_MISALIGNED), TRAP(EXC_INST_ACCESS), TRAP(EXC_INST_ILLEGAL), \
49 	TRAP(EXC_BREAKPOINT), TRAP(EXC_LOAD_MISALIGNED), TRAP(EXC_LOAD_ACCESS), \
50 	TRAP(EXC_STORE_MISALIGNED), TRAP(EXC_STORE_ACCESS), TRAP(EXC_SYSCALL), \
51 	TRAP(EXC_HYPERVISOR_SYSCALL), TRAP(EXC_SUPERVISOR_SYSCALL), \
52 	TRAP(EXC_INST_PAGE_FAULT), TRAP(EXC_LOAD_PAGE_FAULT), \
53 	TRAP(EXC_STORE_PAGE_FAULT), TRAP(EXC_INST_GUEST_PAGE_FAULT), \
54 	TRAP(EXC_LOAD_GUEST_PAGE_FAULT), TRAP(EXC_VIRTUAL_INST_FAULT), \
55 	TRAP(EXC_STORE_GUEST_PAGE_FAULT)
56 
57 #endif /* ARCH_PERF_RISCV_TRAP_TYPES_H */
58