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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>
Christopher Ferris8666d042023-09-06 14:55:31 -070025#define __KVM_HAVE_IRQ_LINE
Elliott Hughes5e7f8f12022-10-01 15:10:58 +000026#define __KVM_HAVE_READONLY_MEM
27#define KVM_COALESCED_MMIO_PAGE_OFFSET 1
28#define KVM_INTERRUPT_SET - 1U
29#define KVM_INTERRUPT_UNSET - 2U
30struct kvm_regs {
31};
32struct kvm_fpu {
33};
34struct kvm_debug_exit_arch {
35};
36struct kvm_guest_debug_arch {
37};
38struct kvm_sync_regs {
39};
40struct kvm_sregs {
41};
42struct kvm_riscv_config {
43 unsigned long isa;
Christopher Ferris6cd53a52022-12-12 23:39:16 +000044 unsigned long zicbom_block_size;
Christopher Ferris8b7fdc92023-02-21 13:36:32 -080045 unsigned long mvendorid;
46 unsigned long marchid;
47 unsigned long mimpid;
Christopher Ferris37c3f3c2023-07-10 10:59:05 -070048 unsigned long zicboz_block_size;
Christopher Ferris67d1e5e2023-10-31 13:36:37 -070049 unsigned long satp_mode;
Elliott Hughes5e7f8f12022-10-01 15:10:58 +000050};
51struct kvm_riscv_core {
52 struct user_regs_struct regs;
53 unsigned long mode;
54};
55#define KVM_RISCV_MODE_S 1
56#define KVM_RISCV_MODE_U 0
57struct kvm_riscv_csr {
58 unsigned long sstatus;
59 unsigned long sie;
60 unsigned long stvec;
61 unsigned long sscratch;
62 unsigned long sepc;
63 unsigned long scause;
64 unsigned long stval;
65 unsigned long sip;
66 unsigned long satp;
67 unsigned long scounteren;
68};
Christopher Ferris37c3f3c2023-07-10 10:59:05 -070069struct kvm_riscv_aia_csr {
70 unsigned long siselect;
71 unsigned long iprio1;
72 unsigned long iprio2;
73 unsigned long sieh;
74 unsigned long siph;
75 unsigned long iprio1h;
76 unsigned long iprio2h;
77};
Elliott Hughes5e7f8f12022-10-01 15:10:58 +000078struct kvm_riscv_timer {
79 __u64 frequency;
80 __u64 time;
81 __u64 compare;
82 __u64 state;
83};
84enum KVM_RISCV_ISA_EXT_ID {
85 KVM_RISCV_ISA_EXT_A = 0,
86 KVM_RISCV_ISA_EXT_C,
87 KVM_RISCV_ISA_EXT_D,
88 KVM_RISCV_ISA_EXT_F,
89 KVM_RISCV_ISA_EXT_H,
90 KVM_RISCV_ISA_EXT_I,
91 KVM_RISCV_ISA_EXT_M,
Christopher Ferris7447a1c2022-10-04 18:24:44 -070092 KVM_RISCV_ISA_EXT_SVPBMT,
93 KVM_RISCV_ISA_EXT_SSTC,
Christopher Ferris6cd53a52022-12-12 23:39:16 +000094 KVM_RISCV_ISA_EXT_SVINVAL,
95 KVM_RISCV_ISA_EXT_ZIHINTPAUSE,
96 KVM_RISCV_ISA_EXT_ZICBOM,
Christopher Ferris37c3f3c2023-07-10 10:59:05 -070097 KVM_RISCV_ISA_EXT_ZICBOZ,
98 KVM_RISCV_ISA_EXT_ZBB,
99 KVM_RISCV_ISA_EXT_SSAIA,
Christopher Ferris8666d042023-09-06 14:55:31 -0700100 KVM_RISCV_ISA_EXT_V,
101 KVM_RISCV_ISA_EXT_SVNAPOT,
Christopher Ferris67d1e5e2023-10-31 13:36:37 -0700102 KVM_RISCV_ISA_EXT_ZBA,
103 KVM_RISCV_ISA_EXT_ZBS,
104 KVM_RISCV_ISA_EXT_ZICNTR,
105 KVM_RISCV_ISA_EXT_ZICSR,
106 KVM_RISCV_ISA_EXT_ZIFENCEI,
107 KVM_RISCV_ISA_EXT_ZIHPM,
Elliott Hughes5e7f8f12022-10-01 15:10:58 +0000108 KVM_RISCV_ISA_EXT_MAX,
109};
Christopher Ferris37c3f3c2023-07-10 10:59:05 -0700110enum KVM_RISCV_SBI_EXT_ID {
111 KVM_RISCV_SBI_EXT_V01 = 0,
112 KVM_RISCV_SBI_EXT_TIME,
113 KVM_RISCV_SBI_EXT_IPI,
114 KVM_RISCV_SBI_EXT_RFENCE,
115 KVM_RISCV_SBI_EXT_SRST,
116 KVM_RISCV_SBI_EXT_HSM,
117 KVM_RISCV_SBI_EXT_PMU,
118 KVM_RISCV_SBI_EXT_EXPERIMENTAL,
119 KVM_RISCV_SBI_EXT_VENDOR,
120 KVM_RISCV_SBI_EXT_MAX,
121};
Elliott Hughes5e7f8f12022-10-01 15:10:58 +0000122#define KVM_RISCV_TIMER_STATE_OFF 0
123#define KVM_RISCV_TIMER_STATE_ON 1
124#define KVM_REG_SIZE(id) (1U << (((id) & KVM_REG_SIZE_MASK) >> KVM_REG_SIZE_SHIFT))
125#define KVM_REG_RISCV_TYPE_MASK 0x00000000FF000000
126#define KVM_REG_RISCV_TYPE_SHIFT 24
Christopher Ferris37c3f3c2023-07-10 10:59:05 -0700127#define KVM_REG_RISCV_SUBTYPE_MASK 0x0000000000FF0000
128#define KVM_REG_RISCV_SUBTYPE_SHIFT 16
Elliott Hughes5e7f8f12022-10-01 15:10:58 +0000129#define KVM_REG_RISCV_CONFIG (0x01 << KVM_REG_RISCV_TYPE_SHIFT)
130#define KVM_REG_RISCV_CONFIG_REG(name) (offsetof(struct kvm_riscv_config, name) / sizeof(unsigned long))
131#define KVM_REG_RISCV_CORE (0x02 << KVM_REG_RISCV_TYPE_SHIFT)
132#define KVM_REG_RISCV_CORE_REG(name) (offsetof(struct kvm_riscv_core, name) / sizeof(unsigned long))
133#define KVM_REG_RISCV_CSR (0x03 << KVM_REG_RISCV_TYPE_SHIFT)
Christopher Ferris37c3f3c2023-07-10 10:59:05 -0700134#define KVM_REG_RISCV_CSR_GENERAL (0x0 << KVM_REG_RISCV_SUBTYPE_SHIFT)
135#define KVM_REG_RISCV_CSR_AIA (0x1 << KVM_REG_RISCV_SUBTYPE_SHIFT)
Elliott Hughes5e7f8f12022-10-01 15:10:58 +0000136#define KVM_REG_RISCV_CSR_REG(name) (offsetof(struct kvm_riscv_csr, name) / sizeof(unsigned long))
Christopher Ferris37c3f3c2023-07-10 10:59:05 -0700137#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 +0000138#define KVM_REG_RISCV_TIMER (0x04 << KVM_REG_RISCV_TYPE_SHIFT)
139#define KVM_REG_RISCV_TIMER_REG(name) (offsetof(struct kvm_riscv_timer, name) / sizeof(__u64))
140#define KVM_REG_RISCV_FP_F (0x05 << KVM_REG_RISCV_TYPE_SHIFT)
141#define KVM_REG_RISCV_FP_F_REG(name) (offsetof(struct __riscv_f_ext_state, name) / sizeof(__u32))
142#define KVM_REG_RISCV_FP_D (0x06 << KVM_REG_RISCV_TYPE_SHIFT)
143#define KVM_REG_RISCV_FP_D_REG(name) (offsetof(struct __riscv_d_ext_state, name) / sizeof(__u64))
144#define KVM_REG_RISCV_ISA_EXT (0x07 << KVM_REG_RISCV_TYPE_SHIFT)
Christopher Ferris67d1e5e2023-10-31 13:36:37 -0700145#define KVM_REG_RISCV_ISA_SINGLE (0x0 << KVM_REG_RISCV_SUBTYPE_SHIFT)
146#define KVM_REG_RISCV_ISA_MULTI_EN (0x1 << KVM_REG_RISCV_SUBTYPE_SHIFT)
147#define KVM_REG_RISCV_ISA_MULTI_DIS (0x2 << KVM_REG_RISCV_SUBTYPE_SHIFT)
148#define KVM_REG_RISCV_ISA_MULTI_REG(__ext_id) ((__ext_id) / __BITS_PER_LONG)
149#define KVM_REG_RISCV_ISA_MULTI_MASK(__ext_id) (1UL << ((__ext_id) % __BITS_PER_LONG))
150#define KVM_REG_RISCV_ISA_MULTI_REG_LAST KVM_REG_RISCV_ISA_MULTI_REG(KVM_RISCV_ISA_EXT_MAX - 1)
Christopher Ferris37c3f3c2023-07-10 10:59:05 -0700151#define KVM_REG_RISCV_SBI_EXT (0x08 << KVM_REG_RISCV_TYPE_SHIFT)
152#define KVM_REG_RISCV_SBI_SINGLE (0x0 << KVM_REG_RISCV_SUBTYPE_SHIFT)
153#define KVM_REG_RISCV_SBI_MULTI_EN (0x1 << KVM_REG_RISCV_SUBTYPE_SHIFT)
154#define KVM_REG_RISCV_SBI_MULTI_DIS (0x2 << KVM_REG_RISCV_SUBTYPE_SHIFT)
155#define KVM_REG_RISCV_SBI_MULTI_REG(__ext_id) ((__ext_id) / __BITS_PER_LONG)
156#define KVM_REG_RISCV_SBI_MULTI_MASK(__ext_id) (1UL << ((__ext_id) % __BITS_PER_LONG))
157#define KVM_REG_RISCV_SBI_MULTI_REG_LAST KVM_REG_RISCV_SBI_MULTI_REG(KVM_RISCV_SBI_EXT_MAX - 1)
Christopher Ferris8666d042023-09-06 14:55:31 -0700158#define KVM_REG_RISCV_VECTOR (0x09 << KVM_REG_RISCV_TYPE_SHIFT)
159#define KVM_REG_RISCV_VECTOR_CSR_REG(name) (offsetof(struct __riscv_v_ext_state, name) / sizeof(unsigned long))
160#define KVM_REG_RISCV_VECTOR_REG(n) ((n) + sizeof(struct __riscv_v_ext_state) / sizeof(unsigned long))
161#define KVM_DEV_RISCV_APLIC_ALIGN 0x1000
162#define KVM_DEV_RISCV_APLIC_SIZE 0x4000
163#define KVM_DEV_RISCV_APLIC_MAX_HARTS 0x4000
164#define KVM_DEV_RISCV_IMSIC_ALIGN 0x1000
165#define KVM_DEV_RISCV_IMSIC_SIZE 0x1000
166#define KVM_DEV_RISCV_AIA_GRP_CONFIG 0
167#define KVM_DEV_RISCV_AIA_CONFIG_MODE 0
168#define KVM_DEV_RISCV_AIA_CONFIG_IDS 1
169#define KVM_DEV_RISCV_AIA_CONFIG_SRCS 2
170#define KVM_DEV_RISCV_AIA_CONFIG_GROUP_BITS 3
171#define KVM_DEV_RISCV_AIA_CONFIG_GROUP_SHIFT 4
172#define KVM_DEV_RISCV_AIA_CONFIG_HART_BITS 5
173#define KVM_DEV_RISCV_AIA_CONFIG_GUEST_BITS 6
174#define KVM_DEV_RISCV_AIA_MODE_EMUL 0
175#define KVM_DEV_RISCV_AIA_MODE_HWACCEL 1
176#define KVM_DEV_RISCV_AIA_MODE_AUTO 2
177#define KVM_DEV_RISCV_AIA_IDS_MIN 63
178#define KVM_DEV_RISCV_AIA_IDS_MAX 2048
179#define KVM_DEV_RISCV_AIA_SRCS_MAX 1024
180#define KVM_DEV_RISCV_AIA_GROUP_BITS_MAX 8
181#define KVM_DEV_RISCV_AIA_GROUP_SHIFT_MIN 24
182#define KVM_DEV_RISCV_AIA_GROUP_SHIFT_MAX 56
183#define KVM_DEV_RISCV_AIA_HART_BITS_MAX 16
184#define KVM_DEV_RISCV_AIA_GUEST_BITS_MAX 8
185#define KVM_DEV_RISCV_AIA_GRP_ADDR 1
186#define KVM_DEV_RISCV_AIA_ADDR_APLIC 0
187#define KVM_DEV_RISCV_AIA_ADDR_IMSIC(__vcpu) (1 + (__vcpu))
188#define KVM_DEV_RISCV_AIA_ADDR_MAX (1 + KVM_DEV_RISCV_APLIC_MAX_HARTS)
189#define KVM_DEV_RISCV_AIA_GRP_CTRL 2
190#define KVM_DEV_RISCV_AIA_CTRL_INIT 0
191#define KVM_DEV_RISCV_AIA_GRP_APLIC 3
192#define KVM_DEV_RISCV_AIA_GRP_IMSIC 4
193#define KVM_DEV_RISCV_AIA_IMSIC_ISEL_BITS 12
194#define KVM_DEV_RISCV_AIA_IMSIC_ISEL_MASK ((1U << KVM_DEV_RISCV_AIA_IMSIC_ISEL_BITS) - 1)
195#define KVM_DEV_RISCV_AIA_IMSIC_MKATTR(__vcpu,__isel) (((__vcpu) << KVM_DEV_RISCV_AIA_IMSIC_ISEL_BITS) | ((__isel) & KVM_DEV_RISCV_AIA_IMSIC_ISEL_MASK))
196#define KVM_DEV_RISCV_AIA_IMSIC_GET_ISEL(__attr) ((__attr) & KVM_DEV_RISCV_AIA_IMSIC_ISEL_MASK)
197#define KVM_DEV_RISCV_AIA_IMSIC_GET_VCPU(__attr) ((__attr) >> KVM_DEV_RISCV_AIA_IMSIC_ISEL_BITS)
198#define KVM_NR_IRQCHIPS 1
Elliott Hughes5e7f8f12022-10-01 15:10:58 +0000199#endif
200#endif