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uhyve-gdb-aarch64.h
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uhyve-gdb-aarch64.h
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/*
* This file was adapted from the solo5/ukvm code base, initial copyright block
* follows:
*/
/*
* Copyright (c) 2015-2017 Contributors as noted in the AUTHORS file
*
* This file is part of ukvm, a unikernel monitor.
*
* Permission to use, copy, modify, and/or distribute this software
* for any purpose with or without fee is hereby granted, provided
* that the above copyright notice and this permission notice appear
* in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef UHYVE_GDB_AARCH64_H
#define UHYVE_GDB_AARCH64_H
#include <stdint.h>
#include <inttypes.h>
struct uhyve_gdb_regs {
uint64_t x[31];
uint64_t sp;
uint64_t pc;
uint32_t cpsr;
/* we need to pack this structure so that the compiler does not insert any
* padding (for example to have the structure size being a multiple of 8
* bytes. Indeed, when asking the server for the values of the registers,
* gdb client looks at the size of the response (function of the size of
* this structure) to determine which registers are concerned. They are
* furthermore determine by a convention of order and sizes according to
* the following: https://github.com/bminor/binutils-gdb/blob/master/gdb/
* features/aarch64-core.xml
*/
} __attribute__ ((__packed__));
#endif /* UHYVE_GDB_AARCH64_H */