mirror of
https://gitlab.com/qemu-project/qemu
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05c2a3e731
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1750 c046a42c-6fe2-441c-8c8c-71466251a162
132 lines
4.6 KiB
C
132 lines
4.6 KiB
C
/*
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* KQEMU header
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*
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* Copyright (c) 2004-2006 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef KQEMU_H
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#define KQEMU_H
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#define KQEMU_VERSION 0x010300
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struct kqemu_segment_cache {
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uint32_t selector;
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unsigned long base;
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uint32_t limit;
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uint32_t flags;
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};
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struct kqemu_cpu_state {
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#ifdef __x86_64__
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unsigned long regs[16];
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#else
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unsigned long regs[8];
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#endif
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unsigned long eip;
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unsigned long eflags;
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uint32_t dummy0, dummy1, dumm2, dummy3, dummy4;
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struct kqemu_segment_cache segs[6]; /* selector values */
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struct kqemu_segment_cache ldt;
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struct kqemu_segment_cache tr;
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struct kqemu_segment_cache gdt; /* only base and limit are used */
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struct kqemu_segment_cache idt; /* only base and limit are used */
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unsigned long cr0;
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unsigned long dummy5;
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unsigned long cr2;
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unsigned long cr3;
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unsigned long cr4;
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uint32_t a20_mask;
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/* sysenter registers */
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uint32_t sysenter_cs;
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uint32_t sysenter_esp;
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uint32_t sysenter_eip;
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uint64_t efer __attribute__((aligned(8)));
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uint64_t star;
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#ifdef __x86_64__
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unsigned long lstar;
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unsigned long cstar;
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unsigned long fmask;
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unsigned long kernelgsbase;
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#endif
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uint64_t tsc_offset;
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unsigned long dr0;
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unsigned long dr1;
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unsigned long dr2;
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unsigned long dr3;
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unsigned long dr6;
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unsigned long dr7;
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uint8_t cpl;
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uint8_t user_only;
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uint32_t error_code; /* error_code when exiting with an exception */
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unsigned long next_eip; /* next eip value when exiting with an interrupt */
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unsigned int nb_pages_to_flush; /* number of pages to flush,
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KQEMU_FLUSH_ALL means full flush */
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#define KQEMU_MAX_PAGES_TO_FLUSH 512
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#define KQEMU_FLUSH_ALL (KQEMU_MAX_PAGES_TO_FLUSH + 1)
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long retval;
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/* number of ram_dirty entries to update */
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unsigned int nb_ram_pages_to_update;
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#define KQEMU_MAX_RAM_PAGES_TO_UPDATE 512
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#define KQEMU_RAM_PAGES_UPDATE_ALL (KQEMU_MAX_RAM_PAGES_TO_UPDATE + 1)
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#define KQEMU_MAX_MODIFIED_RAM_PAGES 512
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unsigned int nb_modified_ram_pages;
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};
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struct kqemu_init {
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uint8_t *ram_base; /* must be page aligned */
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unsigned long ram_size; /* must be multiple of 4 KB */
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uint8_t *ram_dirty; /* must be page aligned */
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uint32_t **phys_to_ram_map; /* must be page aligned */
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unsigned long *pages_to_flush; /* must be page aligned */
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unsigned long *ram_pages_to_update; /* must be page aligned */
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unsigned long *modified_ram_pages; /* must be page aligned */
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};
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#define KQEMU_RET_ABORT (-1)
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#define KQEMU_RET_EXCEPTION 0x0000 /* 8 low order bit are the exception */
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#define KQEMU_RET_INT 0x0100 /* 8 low order bit are the interrupt */
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#define KQEMU_RET_SOFTMMU 0x0200 /* emulation needed (I/O or
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unsupported INSN) */
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#define KQEMU_RET_INTR 0x0201 /* interrupted by a signal */
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#define KQEMU_RET_SYSCALL 0x0300 /* syscall insn */
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#ifdef _WIN32
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#define KQEMU_EXEC CTL_CODE(FILE_DEVICE_UNKNOWN, 1, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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#define KQEMU_INIT CTL_CODE(FILE_DEVICE_UNKNOWN, 2, METHOD_BUFFERED, FILE_WRITE_ACCESS)
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#define KQEMU_GET_VERSION CTL_CODE(FILE_DEVICE_UNKNOWN, 3, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define KQEMU_MODIFY_RAM_PAGES CTL_CODE(FILE_DEVICE_UNKNOWN, 4, METHOD_BUFFERED, FILE_WRITE_ACCESS)
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#else
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#define KQEMU_EXEC _IOWR('q', 1, struct kqemu_cpu_state)
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#define KQEMU_INIT _IOW('q', 2, struct kqemu_init)
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#define KQEMU_GET_VERSION _IOR('q', 3, int)
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#define KQEMU_MODIFY_RAM_PAGES _IOW('q', 4, int)
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#endif
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#endif /* KQEMU_H */
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