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Remove reference to impossible trap type T_KDBTRAP. We don't support

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watchpoints.

Uniformize idempotency ifdef.
This commit is contained in:
Bruce Evans 1995-01-14 10:34:52 +00:00
parent b9ecc1ed61
commit 1e1a3d012d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=5592
2 changed files with 18 additions and 16 deletions
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17
sys/amd64/include/db_machdep.h
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@ -23,11 +23,11 @@
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*
* $Id: db_machdep.h,v 1.5 1994/10/02 19:36:30 phk Exp $
* $Id: db_machdep.h,v 1.6 1994/10/19 21:13:51 bde Exp $
*/
#ifndef _I386_DB_MACHDEP_H_
#define _I386_DB_MACHDEP_H_
#ifndef _MACHINE_DB_MACHDEP_H_
#define _MACHINE_DB_MACHDEP_H_
/*
* Machine-dependent defines for new kernel debugger.
@ -67,11 +67,12 @@ extern db_regs_t ddb_regs; /* register state */
#define db_clear_single_step(regs) ((regs)->tf_eflags &= ~PSL_T)
#define db_set_single_step(regs) ((regs)->tf_eflags |= PSL_T)
/* #define IS_BREAKPOINT_TRAP(type, code) ((type) == T_INT3) */
/* #define IS_WATCHPOINT_TRAP(type, code) ((type) == T_WATCHPOINT) */
/* using the FreeBSD values, rather than the Mach ones: */
#define IS_BREAKPOINT_TRAP(type, code) ((type) == T_BPTFLT)
#define IS_WATCHPOINT_TRAP(type, code) ((type) == T_KDBTRAP)
/*
* Watchpoints are not supported. The debug exception type is in %dr6
* and not yet in the args to this macro.
*/
#define IS_WATCHPOINT_TRAP(type, code) 0
#define I_CALL 0xe8
#define I_CALLI 0xff
@ -116,4 +117,4 @@ void db_task_name(/* task_t */);
#define db_thread_fp_used(thread) ((thread)->pcb->ims.ifps != 0)
#endif /* _I386_DB_MACHDEP_H_ */
#endif /* !_MACHINE_DB_MACHDEP_H_ */

17
sys/i386/include/db_machdep.h
View File

@ -23,11 +23,11 @@
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*
* $Id: db_machdep.h,v 1.5 1994/10/02 19:36:30 phk Exp $
* $Id: db_machdep.h,v 1.6 1994/10/19 21:13:51 bde Exp $
*/
#ifndef _I386_DB_MACHDEP_H_
#define _I386_DB_MACHDEP_H_
#ifndef _MACHINE_DB_MACHDEP_H_
#define _MACHINE_DB_MACHDEP_H_
/*
* Machine-dependent defines for new kernel debugger.
@ -67,11 +67,12 @@ extern db_regs_t ddb_regs; /* register state */
#define db_clear_single_step(regs) ((regs)->tf_eflags &= ~PSL_T)
#define db_set_single_step(regs) ((regs)->tf_eflags |= PSL_T)
/* #define IS_BREAKPOINT_TRAP(type, code) ((type) == T_INT3) */
/* #define IS_WATCHPOINT_TRAP(type, code) ((type) == T_WATCHPOINT) */
/* using the FreeBSD values, rather than the Mach ones: */
#define IS_BREAKPOINT_TRAP(type, code) ((type) == T_BPTFLT)
#define IS_WATCHPOINT_TRAP(type, code) ((type) == T_KDBTRAP)
/*
* Watchpoints are not supported. The debug exception type is in %dr6
* and not yet in the args to this macro.
*/
#define IS_WATCHPOINT_TRAP(type, code) 0
#define I_CALL 0xe8
#define I_CALLI 0xff
@ -116,4 +117,4 @@ void db_task_name(/* task_t */);
#define db_thread_fp_used(thread) ((thread)->pcb->ims.ifps != 0)
#endif /* _I386_DB_MACHDEP_H_ */
#endif /* !_MACHINE_DB_MACHDEP_H_ */