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Elliott Hughes5e7f8f12022-10-01 15:10:58 +00001/****************************************************************************
2 ****************************************************************************
3 ***
4 *** This header was automatically generated from a Linux kernel header
5 *** of the same name, to make information necessary for userspace to
6 *** call into the kernel available to libc. It contains only constants,
7 *** structures, and macros generated from the original header, and thus,
8 *** contains no copyrightable information.
9 ***
10 *** To edit the content of this header, modify the corresponding
11 *** source file (e.g. under external/kernel-headers/original/) then
12 *** run bionic/libc/kernel/tools/update_all.py
13 ***
14 *** Any manual change here will be lost the next time this script will
15 *** be run. You've been warned!
16 ***
17 ****************************************************************************
18 ****************************************************************************/
19#ifndef __LINUX_KVM_RISCV_H
20#define __LINUX_KVM_RISCV_H
21#ifndef __ASSEMBLY__
22#include <linux/types.h>
Christopher Ferris37c3f3c2023-07-10 10:59:05 -070023#include <asm/bitsperlong.h>
Elliott Hughes5e7f8f12022-10-01 15:10:58 +000024#include <asm/ptrace.h>
25#define __KVM_HAVE_READONLY_MEM
26#define KVM_COALESCED_MMIO_PAGE_OFFSET 1
27#define KVM_INTERRUPT_SET - 1U
28#define KVM_INTERRUPT_UNSET - 2U
29struct kvm_regs {
30};
31struct kvm_fpu {
32};
33struct kvm_debug_exit_arch {
34};
35struct kvm_guest_debug_arch {
36};
37struct kvm_sync_regs {
38};
39struct kvm_sregs {
40};
41struct kvm_riscv_config {
42 unsigned long isa;
Christopher Ferris6cd53a52022-12-12 23:39:16 +000043 unsigned long zicbom_block_size;
Christopher Ferris8b7fdc92023-02-21 13:36:32 -080044 unsigned long mvendorid;
45 unsigned long marchid;
46 unsigned long mimpid;
Christopher Ferris37c3f3c2023-07-10 10:59:05 -070047 unsigned long zicboz_block_size;
Elliott Hughes5e7f8f12022-10-01 15:10:58 +000048};
49struct kvm_riscv_core {
50 struct user_regs_struct regs;
51 unsigned long mode;
52};
53#define KVM_RISCV_MODE_S 1
54#define KVM_RISCV_MODE_U 0
55struct kvm_riscv_csr {
56 unsigned long sstatus;
57 unsigned long sie;
58 unsigned long stvec;
59 unsigned long sscratch;
60 unsigned long sepc;
61 unsigned long scause;
62 unsigned long stval;
63 unsigned long sip;
64 unsigned long satp;
65 unsigned long scounteren;
66};
Christopher Ferris37c3f3c2023-07-10 10:59:05 -070067struct kvm_riscv_aia_csr {
68 unsigned long siselect;
69 unsigned long iprio1;
70 unsigned long iprio2;
71 unsigned long sieh;
72 unsigned long siph;
73 unsigned long iprio1h;
74 unsigned long iprio2h;
75};
Elliott Hughes5e7f8f12022-10-01 15:10:58 +000076struct kvm_riscv_timer {
77 __u64 frequency;
78 __u64 time;
79 __u64 compare;
80 __u64 state;
81};
82enum KVM_RISCV_ISA_EXT_ID {
83 KVM_RISCV_ISA_EXT_A = 0,
84 KVM_RISCV_ISA_EXT_C,
85 KVM_RISCV_ISA_EXT_D,
86 KVM_RISCV_ISA_EXT_F,
87 KVM_RISCV_ISA_EXT_H,
88 KVM_RISCV_ISA_EXT_I,
89 KVM_RISCV_ISA_EXT_M,
Christopher Ferris7447a1c2022-10-04 18:24:44 -070090 KVM_RISCV_ISA_EXT_SVPBMT,
91 KVM_RISCV_ISA_EXT_SSTC,
Christopher Ferris6cd53a52022-12-12 23:39:16 +000092 KVM_RISCV_ISA_EXT_SVINVAL,
93 KVM_RISCV_ISA_EXT_ZIHINTPAUSE,
94 KVM_RISCV_ISA_EXT_ZICBOM,
Christopher Ferris37c3f3c2023-07-10 10:59:05 -070095 KVM_RISCV_ISA_EXT_ZICBOZ,
96 KVM_RISCV_ISA_EXT_ZBB,
97 KVM_RISCV_ISA_EXT_SSAIA,
Elliott Hughes5e7f8f12022-10-01 15:10:58 +000098 KVM_RISCV_ISA_EXT_MAX,
99};
Christopher Ferris37c3f3c2023-07-10 10:59:05 -0700100enum KVM_RISCV_SBI_EXT_ID {
101 KVM_RISCV_SBI_EXT_V01 = 0,
102 KVM_RISCV_SBI_EXT_TIME,
103 KVM_RISCV_SBI_EXT_IPI,
104 KVM_RISCV_SBI_EXT_RFENCE,
105 KVM_RISCV_SBI_EXT_SRST,
106 KVM_RISCV_SBI_EXT_HSM,
107 KVM_RISCV_SBI_EXT_PMU,
108 KVM_RISCV_SBI_EXT_EXPERIMENTAL,
109 KVM_RISCV_SBI_EXT_VENDOR,
110 KVM_RISCV_SBI_EXT_MAX,
111};
Elliott Hughes5e7f8f12022-10-01 15:10:58 +0000112#define KVM_RISCV_TIMER_STATE_OFF 0
113#define KVM_RISCV_TIMER_STATE_ON 1
114#define KVM_REG_SIZE(id) (1U << (((id) & KVM_REG_SIZE_MASK) >> KVM_REG_SIZE_SHIFT))
115#define KVM_REG_RISCV_TYPE_MASK 0x00000000FF000000
116#define KVM_REG_RISCV_TYPE_SHIFT 24
Christopher Ferris37c3f3c2023-07-10 10:59:05 -0700117#define KVM_REG_RISCV_SUBTYPE_MASK 0x0000000000FF0000
118#define KVM_REG_RISCV_SUBTYPE_SHIFT 16
Elliott Hughes5e7f8f12022-10-01 15:10:58 +0000119#define KVM_REG_RISCV_CONFIG (0x01 << KVM_REG_RISCV_TYPE_SHIFT)
120#define KVM_REG_RISCV_CONFIG_REG(name) (offsetof(struct kvm_riscv_config, name) / sizeof(unsigned long))
121#define KVM_REG_RISCV_CORE (0x02 << KVM_REG_RISCV_TYPE_SHIFT)
122#define KVM_REG_RISCV_CORE_REG(name) (offsetof(struct kvm_riscv_core, name) / sizeof(unsigned long))
123#define KVM_REG_RISCV_CSR (0x03 << KVM_REG_RISCV_TYPE_SHIFT)
Christopher Ferris37c3f3c2023-07-10 10:59:05 -0700124#define KVM_REG_RISCV_CSR_GENERAL (0x0 << KVM_REG_RISCV_SUBTYPE_SHIFT)
125#define KVM_REG_RISCV_CSR_AIA (0x1 << KVM_REG_RISCV_SUBTYPE_SHIFT)
Elliott Hughes5e7f8f12022-10-01 15:10:58 +0000126#define KVM_REG_RISCV_CSR_REG(name) (offsetof(struct kvm_riscv_csr, name) / sizeof(unsigned long))
Christopher Ferris37c3f3c2023-07-10 10:59:05 -0700127#define KVM_REG_RISCV_CSR_AIA_REG(name) (offsetof(struct kvm_riscv_aia_csr, name) / sizeof(unsigned long))
Elliott Hughes5e7f8f12022-10-01 15:10:58 +0000128#define KVM_REG_RISCV_TIMER (0x04 << KVM_REG_RISCV_TYPE_SHIFT)
129#define KVM_REG_RISCV_TIMER_REG(name) (offsetof(struct kvm_riscv_timer, name) / sizeof(__u64))
130#define KVM_REG_RISCV_FP_F (0x05 << KVM_REG_RISCV_TYPE_SHIFT)
131#define KVM_REG_RISCV_FP_F_REG(name) (offsetof(struct __riscv_f_ext_state, name) / sizeof(__u32))
132#define KVM_REG_RISCV_FP_D (0x06 << KVM_REG_RISCV_TYPE_SHIFT)
133#define KVM_REG_RISCV_FP_D_REG(name) (offsetof(struct __riscv_d_ext_state, name) / sizeof(__u64))
134#define KVM_REG_RISCV_ISA_EXT (0x07 << KVM_REG_RISCV_TYPE_SHIFT)
Christopher Ferris37c3f3c2023-07-10 10:59:05 -0700135#define KVM_REG_RISCV_SBI_EXT (0x08 << KVM_REG_RISCV_TYPE_SHIFT)
136#define KVM_REG_RISCV_SBI_SINGLE (0x0 << KVM_REG_RISCV_SUBTYPE_SHIFT)
137#define KVM_REG_RISCV_SBI_MULTI_EN (0x1 << KVM_REG_RISCV_SUBTYPE_SHIFT)
138#define KVM_REG_RISCV_SBI_MULTI_DIS (0x2 << KVM_REG_RISCV_SUBTYPE_SHIFT)
139#define KVM_REG_RISCV_SBI_MULTI_REG(__ext_id) ((__ext_id) / __BITS_PER_LONG)
140#define KVM_REG_RISCV_SBI_MULTI_MASK(__ext_id) (1UL << ((__ext_id) % __BITS_PER_LONG))
141#define KVM_REG_RISCV_SBI_MULTI_REG_LAST KVM_REG_RISCV_SBI_MULTI_REG(KVM_RISCV_SBI_EXT_MAX - 1)
Elliott Hughes5e7f8f12022-10-01 15:10:58 +0000142#endif
143#endif