Jun Nakajima | e4a3c78 | 2011-12-17 19:22:12 -0800 | [diff] [blame] | 1 | /* |
| 2 | ** Copyright (c) 2011, Intel Corporation |
| 3 | ** |
| 4 | ** This software is licensed under the terms of the GNU General Public |
| 5 | ** License version 2, as published by the Free Software Foundation, and |
| 6 | ** may be copied, distributed, and modified under those terms. |
| 7 | ** |
| 8 | ** This program is distributed in the hope that it will be useful, |
| 9 | ** but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | ** GNU General Public License for more details. |
| 12 | */ |
| 13 | |
| 14 | #ifndef __HAX_UNIX_H |
| 15 | #define __HAX_UNIX_H |
| 16 | |
| 17 | #include <sys/types.h> |
| 18 | #include <sys/ioctl.h> |
| 19 | #include <sys/mman.h> |
| 20 | #include <stdarg.h> |
| 21 | |
| 22 | #define HAX_INVALID_FD (-1) |
| 23 | static inline int hax_invalid_fd(hax_fd fd) |
| 24 | { |
| 25 | return fd <= 0; |
| 26 | } |
| 27 | |
| 28 | static inline void hax_mod_close(struct hax_state *hax) |
| 29 | { |
| 30 | close(hax->fd); |
| 31 | } |
| 32 | |
| 33 | static inline void hax_close_fd(hax_fd fd) |
| 34 | { |
| 35 | close(fd); |
| 36 | } |
| 37 | |
| 38 | /* HAX model level ioctl */ |
| 39 | /* Get API version the HAX driver supports */ |
| 40 | #define HAX_IOCTL_VERSION _IOWR(0, 0x20, struct hax_module_version) |
| 41 | /* Create VM instance and return the vm_id */ |
| 42 | #define HAX_IOCTL_CREATE_VM _IOWR(0, 0x21, int) |
Jiang, Yunhong | 4a5a0ef | 2012-02-23 06:31:12 +0800 | [diff] [blame] | 43 | /* Get HAXM capability information */ |
| 44 | #define HAX_IOCTL_CAPABILITY _IOR(0, 0x23, struct hax_capabilityinfo) |
Jun Nakajima | e4a3c78 | 2011-12-17 19:22:12 -0800 | [diff] [blame] | 45 | |
| 46 | /* Pass down a VM_ID, create a VCPU instance for it */ |
| 47 | #define HAX_VM_IOCTL_VCPU_CREATE _IOR(0, 0x80, int) |
| 48 | /* |
| 49 | * Allocate guest memory, the step of allocate guest memory is: |
| 50 | * 1. QEMU will allocate the virtual address to cover the guest memory ranges |
| 51 | * 2. QEMU passing down the virtual address and length in the |
| 52 | * HAX_VM_IOCTL_ALLOC_RAM ioctl through hax_alloc_ram_info structure |
| 53 | * 3. HAX driver populate physical memory for the virtual address range, and |
| 54 | * lock these physical memory lock, so that they will not be swapped out |
| 55 | * 4. HAX driver map the populated physical memory into kernel address space |
| 56 | */ |
| 57 | #define HAX_VM_IOCTL_ALLOC_RAM _IOWR(0, 0x81, struct hax_alloc_ram_info) |
| 58 | /* |
| 59 | * Setup translation between guest physical address and host physical address |
| 60 | */ |
| 61 | #define HAX_VM_IOCTL_SET_RAM _IOWR(0, 0x82, struct hax_set_ram_info) |
Jiang, Yunhong | 8a539ea | 2012-03-23 13:47:38 +0800 | [diff] [blame] | 62 | |
| 63 | /* |
| 64 | * QEMU notify HAXM driver of the API version currently in use, so that |
| 65 | * HAXM driver will not present features that possibly not supported |
| 66 | * by QEMU |
| 67 | */ |
| 68 | #define HAX_VM_IOCTL_NOTIFY_QEMU_VERSION _IOW(0, 0x84, struct hax_qemu_version) |
| 69 | |
Jun Nakajima | e4a3c78 | 2011-12-17 19:22:12 -0800 | [diff] [blame] | 70 | /* Run the guest in non-root mode */ |
| 71 | #define HAX_VCPU_IOCTL_RUN _IO(0, 0xc0) |
| 72 | /* Sync QEMU's guest MSR value to HAX driver */ |
| 73 | #define HAX_VCPU_IOCTL_SET_MSRS _IOWR(0, 0xc1, struct hax_msr_data) |
| 74 | /* Sync HAX driver's guest MSR value to QEMU */ |
| 75 | #define HAX_VCPU_IOCTL_GET_MSRS _IOWR(0, 0xc2, struct hax_msr_data) |
| 76 | #define HAX_VCPU_IOCTL_SET_FPU _IOW(0, 0xc3, struct fx_layout) |
| 77 | #define HAX_VCPU_IOCTL_GET_FPU _IOR(0, 0xc4, struct fx_layout) |
| 78 | |
| 79 | /* Setup HAX tunnel, see structure hax_tunnel comments in hax-interface.h */ |
| 80 | #define HAX_VCPU_IOCTL_SETUP_TUNNEL _IOWR(0, 0xc5, struct hax_tunnel_info) |
| 81 | /* A interrupt need to be injected into guest */ |
| 82 | #define HAX_VCPU_IOCTL_INTERRUPT _IOWR(0, 0xc6, uint32_t) |
| 83 | #define HAX_VCPU_SET_REGS _IOWR(0, 0xc7, struct vcpu_state_t) |
| 84 | #define HAX_VCPU_GET_REGS _IOWR(0, 0xc8, struct vcpu_state_t) |
| 85 | |
| 86 | #endif /* __HAX_UNIX_H */ |