44 lines
1,016 B
C
44 lines
1,016 B
C
/*
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* Copyright (c) 2018 Virtuozzo International GmbH
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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*
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*/
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#ifndef ADDRSPACE_H
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#define ADDRSPACE_H
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#include "qemu_elf.h"
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#define ELF2DMP_PAGE_BITS 12
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#define ELF2DMP_PAGE_SIZE (1ULL << ELF2DMP_PAGE_BITS)
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#define ELF2DMP_PFN_MASK (~(ELF2DMP_PAGE_SIZE - 1))
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#define INVALID_PA UINT64_MAX
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struct pa_block {
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uint8_t *addr;
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uint64_t paddr;
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uint64_t size;
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};
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struct pa_space {
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size_t block_nr;
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struct pa_block *block;
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};
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struct va_space {
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uint64_t dtb;
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struct pa_space *ps;
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};
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int pa_space_create(struct pa_space *ps, QEMU_Elf *qemu_elf);
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void pa_space_destroy(struct pa_space *ps);
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void va_space_create(struct va_space *vs, struct pa_space *ps, uint64_t dtb);
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void va_space_set_dtb(struct va_space *vs, uint64_t dtb);
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void *va_space_resolve(struct va_space *vs, uint64_t va);
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int va_space_rw(struct va_space *vs, uint64_t addr,
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void *buf, size_t size, int is_write);
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#endif /* ADDRSPACE_H */
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