arch/tile/include/uapi/asm/kvm.h

   1 /*
   2  * Copyright 2013 Tilera Corporation. All Rights Reserved.
   3  *
   4  *   This program is free software; you can redistribute it and/or
   5  *   modify it under the terms of the GNU General Public License
   6  *   as published by the Free Software Foundation, version 2.
   7  *
   8  *   This program is distributed in the hope that it will be useful, but
   9  *   WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
  11  *   NON INFRINGEMENT.  See the GNU General Public License for
  12  *   more details.
  13  */
  14
  15 #ifndef _UAPI_ASM_TILE_KVM_H
  16 #define _UAPI_ASM_TILE_KVM_H
  17
  18 #ifndef __ASSEMBLER__
  19 #include <linux/ptrace.h>
  20 #endif
  21
  22 #include <arch/abi.h>
  23
  24 /*
  25  * For Hypervisor syscalls. Note this comes from the hv: syscall.h,
  26  * with small modifications: Remove HV_SYS_fence_incoherent.
  27  */
  28 /* Syscall allowed from guest PL bit mask. */
  29 #define HV_SYS_GUEST_SHIFT                12
  30 #define HV_SYS_GUEST_MASK                 (1 << HV_SYS_GUEST_SHIFT)
  31 /* downcall_dispatch; this syscall number must be zero */
  32 #define HV_SYS_downcall_dispatch          0
  33 /* install_context */
  34 #define HV_SYS_install_context            1
  35 /* sysconf */
  36 #define HV_SYS_sysconf                    2
  37 /* get_rtc */
  38 #define HV_SYS_get_rtc                    3
  39 /* set_rtc */
  40 #define HV_SYS_set_rtc                    4
  41 /* flush_asid */
  42 #define HV_SYS_flush_asid                 5
  43 /* flush_page */
  44 #define HV_SYS_flush_page                 6
  45 /* flush_pages */
  46 #define HV_SYS_flush_pages                7
  47 /* restart */
  48 #define HV_SYS_restart                    8
  49 /* halt */
  50 #define HV_SYS_halt                       9
  51 /* power_off */
  52 #define HV_SYS_power_off                 10
  53 /* inquire_physical */
  54 #define HV_SYS_inquire_physical          11
  55 /* inquire_memory_controller */
  56 #define HV_SYS_inquire_memory_controller 12
  57 /* inquire_virtual */
  58 #define HV_SYS_inquire_virtual           13
  59 /* inquire_asid */
  60 #define HV_SYS_inquire_asid              14
  61 /* console_read_if_ready */
  62 #define HV_SYS_console_read_if_ready     15
  63 /* console_write */
  64 #define HV_SYS_console_write             16
  65 /* init */
  66 #define HV_SYS_init                      17
  67 /* inquire_topology */
  68 #define HV_SYS_inquire_topology          18
  69 /* fs_findfile */
  70 #define HV_SYS_fs_findfile               19
  71 /* fs_fstat */
  72 #define HV_SYS_fs_fstat                  20
  73 /* fs_pread */
  74 #define HV_SYS_fs_pread                  21
  75 /* physaddr_read64 */
  76 #define HV_SYS_physaddr_read64           22
  77 /* physaddr_write64 */
  78 #define HV_SYS_physaddr_write64          23
  79 /* get_command_line */
  80 #define HV_SYS_get_command_line          24
  81 /* set_caching */
  82 #define HV_SYS_set_caching               25
  83 /* bzero_page */
  84 #define HV_SYS_bzero_page                26
  85 /* register_message_state */
  86 #define HV_SYS_register_message_state    27
  87 /* send_message */
  88 #define HV_SYS_send_message              28
  89 /* receive_message */
  90 #define HV_SYS_receive_message           29
  91 /* inquire_context */
  92 #define HV_SYS_inquire_context           30
  93 /* start_all_tiles */
  94 #define HV_SYS_start_all_tiles           31
  95 /* dev_open */
  96 #define HV_SYS_dev_open                  32
  97 /* dev_close */
  98 #define HV_SYS_dev_close                 33
  99 /* dev_pread */
 100 #define HV_SYS_dev_pread                 34
 101 /* dev_pwrite */
 102 #define HV_SYS_dev_pwrite                35
 103 /* dev_poll */
 104 #define HV_SYS_dev_poll                  36
 105 /* dev_poll_cancel */
 106 #define HV_SYS_dev_poll_cancel           37
 107 /* dev_preada */
 108 #define HV_SYS_dev_preada                38
 109 /* dev_pwritea */
 110 #define HV_SYS_dev_pwritea               39
 111 /* flush_remote */
 112 #define HV_SYS_flush_remote              40
 113 /* console_putc */
 114 #define HV_SYS_console_putc              41
 115 /* inquire_tiles */
 116 #define HV_SYS_inquire_tiles             42
 117 /* confstr */
 118 #define HV_SYS_confstr                   43
 119 /* reexec */
 120 #define HV_SYS_reexec                    44
 121 /* set_command_line */
 122 #define HV_SYS_set_command_line          45
 123
 124 /* store_mapping */
 125 #define HV_SYS_store_mapping             52
 126 /* inquire_realpa */
 127 #define HV_SYS_inquire_realpa            53
 128 /* flush_all */
 129 #define HV_SYS_flush_all                 54
 130 /* get_ipi_pte */
 131 #define HV_SYS_get_ipi_pte               55
 132 /* set_pte_super_shift */
 133 #define HV_SYS_set_pte_super_shift       56
 134 /* set_speed */
 135 #define HV_SYS_set_speed                 57
 136 /* install_virt_context */
 137 #define HV_SYS_install_virt_context      58
 138 /* inquire_virt_context */
 139 #define HV_SYS_inquire_virt_context      59
 140 /* inquire_guest_context */
 141 #define HV_SYS_install_guest_context     60
 142 /* inquire_guest_context */
 143 #define HV_SYS_inquire_guest_context     61
 144
 145 /*
 146  * Number of hypercall (from guest os to host os) other than hv_*().
 147  * We leave the previous 128 entries to the usual hv_*() calls
 148  * as defined in hypervisor.h.
 149  */
 150 #define KVM_OTHER_HCALL                  128
 151
 152 /* Hypercall index for virtio. */
 153 #define KVM_HCALL_virtio                 128
 154
 155 /* One greater than the maximum hypercall number. */
 156 #define KVM_NUM_HCALLS                   256
 157
 158 #ifndef __ASSEMBLER__
 159
 160 struct kvm_regs {
 161         struct pt_regs regs;
 162 };
 163
 164 #define FOR_EACH_GUEST_SPR(f)                   \
 165         f(INTERRUPT_MASK_1);                    \
 166         f(INTERRUPT_VECTOR_BASE_1);             \
 167         f(EX_CONTEXT_1_0);                      \
 168         f(EX_CONTEXT_1_1);                      \
 169         f(SYSTEM_SAVE_1_0);                     \
 170         f(SYSTEM_SAVE_1_1);                     \
 171         f(SYSTEM_SAVE_1_2);                     \
 172         f(SYSTEM_SAVE_1_3);                     \
 173         f(INTCTRL_1_STATUS);                    \
 174         f(IPI_MASK_1);                          \
 175         f(IPI_EVENT_1);                         \
 176         f(SINGLE_STEP_CONTROL_1);               \
 177         f(SINGLE_STEP_EN_1_1);                  \
 178
 179 struct kvm_sregs {
 180 #define DECLARE_SPR(f) unsigned long f
 181         FOR_EACH_GUEST_SPR(DECLARE_SPR)
 182 #undef DECLARE_SPR
 183 };
 184
 185 struct kvm_fpu {
 186 };
 187
 188 struct kvm_debug_exit_arch {
 189 };
 190
 191 struct kvm_guest_debug_arch {
 192 };
 193
 194 /* definition of registers in kvm_run */
 195 struct kvm_sync_regs {
 196 };
 197
 198 #ifndef __KERNEL__
 199 /* For hv_*() */
 200 #define KVM_EMULATE(name) [HV_SYS_##name] = qemu_emulate_illegal,
 201 #define USER_EMULATE(name) [HV_SYS_##name] = qemu_emulate_hv_##name,
 202 #define NO_EMULATE(name) [HV_SYS_##name] = qemu_emulate_illegal,
 203 #define BOTH_EMULATE(name) [HV_SYS_##name] = qemu_emulate_hv_##name,
 204 /* For others */
 205 #define USER_HCALL(name) [KVM_HCALL_##name] = qemu_handle_##name,
 206 #endif
 207
 208 #define HCALL_DEFS \
 209         /* For hv_*() */ \
 210         KVM_EMULATE(init) \
 211         NO_EMULATE(install_context) \
 212         KVM_EMULATE(sysconf) \
 213         KVM_EMULATE(get_rtc) \
 214         KVM_EMULATE(set_rtc) \
 215         NO_EMULATE(flush_asid) \
 216         NO_EMULATE(flush_page) \
 217         NO_EMULATE(flush_pages) \
 218         USER_EMULATE(restart) \
 219         USER_EMULATE(halt) \
 220         USER_EMULATE(power_off) \
 221         USER_EMULATE(inquire_physical) \
 222         USER_EMULATE(inquire_memory_controller) \
 223         KVM_EMULATE(inquire_virtual) \
 224         KVM_EMULATE(inquire_asid) \
 225         NO_EMULATE(console_read_if_ready) \
 226         NO_EMULATE(console_write) \
 227         NO_EMULATE(downcall_dispatch) \
 228         KVM_EMULATE(inquire_topology) \
 229         USER_EMULATE(fs_findfile) \
 230         USER_EMULATE(fs_fstat) \
 231         USER_EMULATE(fs_pread) \
 232         KVM_EMULATE(physaddr_read64) \
 233         KVM_EMULATE(physaddr_write64) \
 234         USER_EMULATE(get_command_line) \
 235         USER_EMULATE(set_caching) \
 236         NO_EMULATE(bzero_page) \
 237         KVM_EMULATE(register_message_state) \
 238         KVM_EMULATE(send_message) \
 239         KVM_EMULATE(receive_message) \
 240         KVM_EMULATE(inquire_context) \
 241         KVM_EMULATE(start_all_tiles) \
 242         USER_EMULATE(dev_open) \
 243         USER_EMULATE(dev_close) \
 244         USER_EMULATE(dev_pread) \
 245         USER_EMULATE(dev_pwrite) \
 246         USER_EMULATE(dev_poll) \
 247         USER_EMULATE(dev_poll_cancel) \
 248         USER_EMULATE(dev_preada) \
 249         USER_EMULATE(dev_pwritea) \
 250         USER_EMULATE(flush_remote) \
 251         NO_EMULATE(console_putc) \
 252         KVM_EMULATE(inquire_tiles) \
 253         KVM_EMULATE(confstr) \
 254         USER_EMULATE(reexec) \
 255         USER_EMULATE(set_command_line) \
 256         USER_EMULATE(store_mapping) \
 257         NO_EMULATE(inquire_realpa) \
 258         NO_EMULATE(flush_all) \
 259         KVM_EMULATE(get_ipi_pte) \
 260         KVM_EMULATE(set_pte_super_shift) \
 261         KVM_EMULATE(set_speed) \
 262         /* For others */ \
 263         USER_HCALL(virtio)
 264
 265 #endif
 266
 267 #endif /* _UAPI_ASM_TILE_KVM_H */