59 lines
1.7 KiB
C
59 lines
1.7 KiB
C
|
/*
|
||
|
|
* Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved.
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License as published by
|
||
|
|
* the Free Software Foundation; either version 2 of the License, or
|
||
|
|
* (at your option) any later version.
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
* GNU General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU General Public License
|
||
|
|
* along with this program; if not, see <http://www.gnu.org/licenses/>.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef HEXAGON_CPU_BITS_H
|
||
|
|
#define HEXAGON_CPU_BITS_H
|
||
|
|
|
||
|
|
#include "qemu/bitops.h"
|
||
|
|
|
||
|
|
#define HEX_EXCP_FETCH_NO_UPAGE 0x012
|
||
|
|
#define HEX_EXCP_INVALID_PACKET 0x015
|
||
|
|
#define HEX_EXCP_INVALID_OPCODE 0x015
|
||
|
|
#define HEX_EXCP_PRIV_NO_UREAD 0x024
|
||
|
|
#define HEX_EXCP_PRIV_NO_UWRITE 0x025
|
||
|
|
|
||
|
|
#define HEX_EXCP_TRAP0 0x172
|
||
|
|
|
||
|
|
#define PACKET_WORDS_MAX 4
|
||
|
|
|
||
|
|
static inline uint32_t parse_bits(uint32_t encoding)
|
||
|
|
{
|
||
|
|
/* The parse bits are [15:14] */
|
||
|
|
return extract32(encoding, 14, 2);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline uint32_t iclass_bits(uint32_t encoding)
|
||
|
|
{
|
||
|
|
/* The instruction class is encoded in bits [31:28] */
|
||
|
|
uint32_t iclass = extract32(encoding, 28, 4);
|
||
|
|
/* If parse bits are zero, this is a duplex */
|
||
|
|
if (parse_bits(encoding) == 0) {
|
||
|
|
iclass += 16;
|
||
|
|
}
|
||
|
|
return iclass;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline bool is_packet_end(uint32_t endocing)
|
||
|
|
{
|
||
|
|
uint32_t bits = parse_bits(endocing);
|
||
|
|
return ((bits == 0x3) || (bits == 0x0));
|
||
|
|
}
|
||
|
|
|
||
|
|
int disassemble_hexagon(uint32_t *words, int nwords, bfd_vma pc, GString *buf);
|
||
|
|
|
||
|
|
#endif
|