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kernel add
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/*
* Copyright (C) 2015 Altera Corporation
* Copyright (C) 2011 Tobias Klauser <tklauser@distanz.ch>
*
* Based on the code posted by Kazuyasu on the Altera Forum at:
* http://www.alteraforum.com/forum/showpost.php?p=77003&postcount=20
*
* 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 _ASM_NIOS2_KGDB_H
#define _ASM_NIOS2_KGDB_H
#define CACHE_FLUSH_IS_SAFE 1
#define BUFMAX 2048
enum regnames {
GDB_R0 = 0,
GDB_AT,
GDB_R2,
GDB_R3,
GDB_R4,
GDB_R5,
GDB_R6,
GDB_R7,
GDB_R8,
GDB_R9,
GDB_R10,
GDB_R11,
GDB_R12,
GDB_R13,
GDB_R14,
GDB_R15,
GDB_R16,
GDB_R17,
GDB_R18,
GDB_R19,
GDB_R20,
GDB_R21,
GDB_R22,
GDB_R23,
GDB_ET,
GDB_BT,
GDB_GP,
GDB_SP,
GDB_FP,
GDB_EA,
GDB_BA,
GDB_RA,
GDB_PC,
GDB_STATUS,
GDB_ESTATUS,
GDB_BSTATUS,
GDB_IENABLE,
GDB_IPENDING,
GDB_CPUID,
GDB_CTL6,
GDB_EXCEPTION,
GDB_PTEADDR,
GDB_TLBACC,
GDB_TLBMISC,
GDB_ECCINJ,
GDB_BADADDR,
GDB_CONFIG,
GDB_MPUBASE,
GDB_MPUACC,
/* do not change the last entry or anything below! */
GDB_NUMREGBYTES /* number of registers */
};
#define GDB_SIZEOF_REG sizeof(u32)
#define DBG_MAX_REG_NUM (49)
#define NUMREGBYTES (DBG_MAX_REG_NUM * sizeof(GDB_SIZEOF_REG))
#define BREAK_INSTR_SIZE 4
static inline void arch_kgdb_breakpoint(void)
{
__asm__ __volatile__("trap 30
");
}
#endif /* _ASM_NIOS2_KGDB_H */
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