/* * KQEMU header * * Copyright (c) 2004-2006 Fabrice Bellard * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */#ifndef KQEMU_H#define KQEMU_H#define KQEMU_VERSION 0x010300struct kqemu_segment_cache {    uint32_t selector;    unsigned long base;    uint32_t limit;    uint32_t flags;};struct kqemu_cpu_state {#ifdef __x86_64__    unsigned long regs[16];#else    unsigned long regs[8];#endif    unsigned long eip;    unsigned long eflags;    uint32_t dummy0, dummy1, dumm2, dummy3, dummy4;    struct kqemu_segment_cache segs[6]; /* selector values */    struct kqemu_segment_cache ldt;    struct kqemu_segment_cache tr;    struct kqemu_segment_cache gdt; /* only base and limit are used */    struct kqemu_segment_cache idt; /* only base and limit are used */    unsigned long cr0;    unsigned long dummy5;    unsigned long cr2;    unsigned long cr3;    unsigned long cr4;    uint32_t a20_mask;    /* sysenter registers */    uint32_t sysenter_cs;    uint32_t sysenter_esp;    uint32_t sysenter_eip;    uint64_t efer __attribute__((aligned(8)));    uint64_t star;#ifdef __x86_64__    unsigned long lstar;    unsigned long cstar;    unsigned long fmask;    unsigned long kernelgsbase;#endif    uint64_t tsc_offset;    unsigned long dr0;    unsigned long dr1;    unsigned long dr2;    unsigned long dr3;    unsigned long dr6;    unsigned long dr7;    uint8_t cpl;    uint8_t user_only;    uint32_t error_code; /* error_code when exiting with an exception */    unsigned long next_eip; /* next eip value when exiting with an interrupt */    unsigned int nb_pages_to_flush; /* number of pages to flush,                                       KQEMU_FLUSH_ALL means full flush */#define KQEMU_MAX_PAGES_TO_FLUSH 512#define KQEMU_FLUSH_ALL (KQEMU_MAX_PAGES_TO_FLUSH + 1)    long retval;    /* number of ram_dirty entries to update */    unsigned int nb_ram_pages_to_update;#define KQEMU_MAX_RAM_PAGES_TO_UPDATE 512#define KQEMU_RAM_PAGES_UPDATE_ALL (KQEMU_MAX_RAM_PAGES_TO_UPDATE + 1)#define KQEMU_MAX_MODIFIED_RAM_PAGES 512    unsigned int nb_modified_ram_pages;};struct kqemu_init {    uint8_t *ram_base; /* must be page aligned */    unsigned long ram_size; /* must be multiple of 4 KB */    uint8_t *ram_dirty; /* must be page aligned */    uint32_t **phys_to_ram_map; /* must be page aligned */    unsigned long *pages_to_flush; /* must be page aligned */    unsigned long *ram_pages_to_update; /* must be page aligned */    unsigned long *modified_ram_pages; /* must be page aligned */};#define KQEMU_RET_ABORT    (-1)#define KQEMU_RET_EXCEPTION 0x0000 /* 8 low order bit are the exception */#define KQEMU_RET_INT       0x0100 /* 8 low order bit are the interrupt */#define KQEMU_RET_SOFTMMU   0x0200 /* emulation needed (I/O or                                      unsupported INSN) */#define KQEMU_RET_INTR      0x0201 /* interrupted by a signal */#define KQEMU_RET_SYSCALL   0x0300 /* syscall insn */#ifdef _WIN32#define KQEMU_EXEC             CTL_CODE(FILE_DEVICE_UNKNOWN, 1, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)#define KQEMU_INIT             CTL_CODE(FILE_DEVICE_UNKNOWN, 2, METHOD_BUFFERED, FILE_WRITE_ACCESS)#define KQEMU_GET_VERSION      CTL_CODE(FILE_DEVICE_UNKNOWN, 3, METHOD_BUFFERED, FILE_READ_ACCESS)#define KQEMU_MODIFY_RAM_PAGES CTL_CODE(FILE_DEVICE_UNKNOWN, 4, METHOD_BUFFERED, FILE_WRITE_ACCESS)#else#define KQEMU_EXEC             _IOWR('q', 1, struct kqemu_cpu_state)#define KQEMU_INIT             _IOW('q', 2, struct kqemu_init)#define KQEMU_GET_VERSION      _IOR('q', 3, int)#define KQEMU_MODIFY_RAM_PAGES _IOW('q', 4, int)#endif#endif /* KQEMU_H */