kernel-ark/arch/sh/include/asm/kgdb.h
Paul Mundt 21cb20d758 sh: kgdb: Unset CACHE_FLUSH_IS_SAFE for SMP.
Our SMP cache flush ops use CPU cross calls to deal with things
like I-cache accesses not being broadcast in hardware, so ensure that
the CACHE_FLUSH_IS_SAFE reflects this.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2012-04-11 10:48:24 +09:00

38 lines
812 B
C

#ifndef __ASM_SH_KGDB_H
#define __ASM_SH_KGDB_H
#include <asm/cacheflush.h>
#include <asm/ptrace.h>
enum regnames {
GDB_R0, GDB_R1, 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_PC, GDB_PR, GDB_SR, GDB_GBR, GDB_MACH, GDB_MACL, GDB_VBR,
};
#define _GP_REGS 16
#define _EXTRA_REGS 7
#define GDB_SIZEOF_REG sizeof(u32)
#define DBG_MAX_REG_NUM (_GP_REGS + _EXTRA_REGS)
#define NUMREGBYTES (DBG_MAX_REG_NUM * sizeof(GDB_SIZEOF_REG))
static inline void arch_kgdb_breakpoint(void)
{
__asm__ __volatile__ ("trapa #0x3c\n");
}
#define BREAK_INSTR_SIZE 2
#define BUFMAX 2048
#ifdef CONFIG_SMP
# define CACHE_FLUSH_IS_SAFE 0
#else
# define CACHE_FLUSH_IS_SAFE 1
#endif
#define GDB_ADJUSTS_BREAK_OFFSET
#endif /* __ASM_SH_KGDB_H */