Release 4.14 arch/blackfin/include/asm/kgdb.h
/* Blackfin KGDB header
*
* Copyright 2005-2009 Analog Devices Inc.
*
* Licensed under the GPL-2 or later.
*/
#ifndef __ASM_BLACKFIN_KGDB_H__
#define __ASM_BLACKFIN_KGDB_H__
#include <linux/ptrace.h>
/*
* BUFMAX defines the maximum number of characters in inbound/outbound buffers.
* At least NUMREGBYTES*2 are needed for register packets.
* Longer buffer is needed to list all threads.
*/
#define BUFMAX 2048
/*
* Note that this register image is different from
* the register image that Linux produces at interrupt time.
*
* Linux's register image is defined by struct pt_regs in ptrace.h.
*/
enum regnames {
/* Core Registers */
BFIN_R0 = 0,
BFIN_R1,
BFIN_R2,
BFIN_R3,
BFIN_R4,
BFIN_R5,
BFIN_R6,
BFIN_R7,
BFIN_P0,
BFIN_P1,
BFIN_P2,
BFIN_P3,
BFIN_P4,
BFIN_P5,
BFIN_SP,
BFIN_FP,
BFIN_I0,
BFIN_I1,
BFIN_I2,
BFIN_I3,
BFIN_M0,
BFIN_M1,
BFIN_M2,
BFIN_M3,
BFIN_B0,
BFIN_B1,
BFIN_B2,
BFIN_B3,
BFIN_L0,
BFIN_L1,
BFIN_L2,
BFIN_L3,
BFIN_A0_DOT_X,
BFIN_A0_DOT_W,
BFIN_A1_DOT_X,
BFIN_A1_DOT_W,
BFIN_ASTAT,
BFIN_RETS,
BFIN_LC0,
BFIN_LT0,
BFIN_LB0,
BFIN_LC1,
BFIN_LT1,
BFIN_LB1,
BFIN_CYCLES,
BFIN_CYCLES2,
BFIN_USP,
BFIN_SEQSTAT,
BFIN_SYSCFG,
BFIN_RETI,
BFIN_RETX,
BFIN_RETN,
BFIN_RETE,
/* Pseudo Registers */
BFIN_PC,
BFIN_CC,
BFIN_EXTRA1, /* Address of .text section. */
BFIN_EXTRA2, /* Address of .data section. */
BFIN_EXTRA3, /* Address of .bss section. */
BFIN_FDPIC_EXEC,
BFIN_FDPIC_INTERP,
/* MMRs */
BFIN_IPEND,
/* LAST ENTRY SHOULD NOT BE CHANGED. */
BFIN_NUM_REGS /* The number of all registers. */
};
/* Number of bytes of registers. */
#define NUMREGBYTES BFIN_NUM_REGS*4
static inline void arch_kgdb_breakpoint(void)
{
asm("EXCPT 2;");
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sonic Zhang | 9 | 90.00% | 1 | 50.00% |
| Mike Frysinger | 1 | 10.00% | 1 | 50.00% |
| Total | 10 | 100.00% | 2 | 100.00% |
#define BREAK_INSTR_SIZE 2
#ifdef CONFIG_SMP
# define CACHE_FLUSH_IS_SAFE 0
#else
# define CACHE_FLUSH_IS_SAFE 1
#endif
#define GDB_ADJUSTS_BREAK_OFFSET
#define GDB_SKIP_HW_WATCH_TEST
#define HW_INST_WATCHPOINT_NUM 6
#define HW_WATCHPOINT_NUM 8
#define TYPE_INST_WATCHPOINT 0
#define TYPE_DATA_WATCHPOINT 1
/* Instruction watchpoint address control register bits mask */
#define WPPWR 0x1
#define WPIREN01 0x2
#define WPIRINV01 0x4
#define WPIAEN0 0x8
#define WPIAEN1 0x10
#define WPICNTEN0 0x20
#define WPICNTEN1 0x40
#define EMUSW0 0x80
#define EMUSW1 0x100
#define WPIREN23 0x200
#define WPIRINV23 0x400
#define WPIAEN2 0x800
#define WPIAEN3 0x1000
#define WPICNTEN2 0x2000
#define WPICNTEN3 0x4000
#define EMUSW2 0x8000
#define EMUSW3 0x10000
#define WPIREN45 0x20000
#define WPIRINV45 0x40000
#define WPIAEN4 0x80000
#define WPIAEN5 0x100000
#define WPICNTEN4 0x200000
#define WPICNTEN5 0x400000
#define EMUSW4 0x800000
#define EMUSW5 0x1000000
#define WPAND 0x2000000
/* Data watchpoint address control register bits mask */
#define WPDREN01 0x1
#define WPDRINV01 0x2
#define WPDAEN0 0x4
#define WPDAEN1 0x8
#define WPDCNTEN0 0x10
#define WPDCNTEN1 0x20
#define WPDSRC0 0xc0
#define WPDACC0_OFFSET 8
#define WPDSRC1 0xc00
#define WPDACC1_OFFSET 12
/* Watchpoint status register bits mask */
#define STATIA0 0x1
#define STATIA1 0x2
#define STATIA2 0x4
#define STATIA3 0x8
#define STATIA4 0x10
#define STATIA5 0x20
#define STATDA0 0x40
#define STATDA1 0x80
#endif
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sonic Zhang | 381 | 97.44% | 3 | 50.00% |
| Mike Frysinger | 7 | 1.79% | 2 | 33.33% |
| Bob Liu | 3 | 0.77% | 1 | 16.67% |
| Total | 391 | 100.00% | 6 | 100.00% |
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