/*
* The PowerPC ( 32 / 64 ) specific defines / externs for KGDB . Based on
* the previous 32 bit and 64 bit specific files , which had the following
* copyrights :
*
* PPC64 Mods ( C ) 2005 Frank Rowand ( frowand @ mvista . com )
* PPC Mods ( C ) 2004 Tom Rini ( trini @ mvista . com )
* PPC Mods ( C ) 2003 John Whitney ( john . whitney @ timesys . com )
* PPC Mods ( C ) 1998 Michael Tesch ( tesch @ cs . wisc . edu )
*
*
* Copyright ( C ) 1995 David S . Miller ( davem @ caip . rutgers . edu )
* Author : Tom Rini < trini @ kernel . crashing . org >
*
* 2006 ( c ) MontaVista Software , Inc . This file is licensed under
* the terms of the GNU General Public License version 2 . This program
* is licensed " as is " without any warranty of any kind , whether express
* or implied .
*/
#ifdef __KERNEL__
#ifndef __POWERPC_KGDB_H__
#define __POWERPC_KGDB_H__
#ifndef __ASSEMBLY__
#define BREAK_INSTR_SIZE 4
#define BUFMAX ((NUMREGBYTES * 2 ) + 512 )
#define OUTBUFMAX ((NUMREGBYTES * 2 ) + 512 )
#define BREAK_INSTR 0 x7d821008 /* twge r2, r2 */
static inline void arch_kgdb_breakpoint(void )
{
asm (stringify_in_c(.long BREAK_INSTR));
}
#define CACHE_FLUSH_IS_SAFE 1
#define DBG_MAX_REG_NUM 70
/* The number bytes of registers we have to save depends on a few
* things . For 64 bit we default to not including vector registers and
* vector state registers. */
#ifdef CONFIG_PPC64
/*
* 64 bit ( 8 byte ) registers :
* 32 gpr , 32 fpr , nip , msr , link , ctr
* 32 bit ( 4 byte ) registers :
* ccr , xer , fpscr
*/
#define NUMREGBYTES ((68 * 8 ) + (3 * 4 ))
#define NUMCRITREGBYTES 184
#else /* CONFIG_PPC32 */
/* On non-E500 family PPC32 we determine the size by picking the last
* register we need , but on E500 we skip sections so we list what we
* need to store, and add it up. */
#ifndef CONFIG_PPC_E500
#define MAXREG (PT_FPSCR+1 )
#else
/* 32 GPRs (8 bytes), nip, msr, ccr, link, ctr, xer, acc (8 bytes), spefscr*/
#define MAXREG ((32 *2 )+6 +2 +1 )
#endif
#define NUMREGBYTES (MAXREG * sizeof (int ))
/* CR/LR, R1, R2, R13-R31 inclusive. */
#define NUMCRITREGBYTES (23 * sizeof (int ))
#endif /* 32/64 */
#endif /* !(__ASSEMBLY__) */
#endif /* !__POWERPC_KGDB_H__ */
#endif /* __KERNEL__ */
Messung V0.5 in Prozent C=95 H=96 G=95
¤ Dauer der Verarbeitung: 0.2 Sekunden
¤
*© Formatika GbR, Deutschland