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Implement the `detach' command for remote GDB. It gets you back at DDB.

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This commit is contained in:
Joerg Wunsch 1997-03-30 16:03:00 +00:00
parent 568b59b9df
commit 514e9fd6b8
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=24418
2 changed files with 16 additions and 0 deletions
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8
sys/amd64/amd64/amd64-gdbstub.c
View File

@ -71,6 +71,8 @@
* *
* ? What was the last sigval ? SNN (signal NN) * ? What was the last sigval ? SNN (signal NN)
* *
* D detach OK
*
* All commands and responses are sent with a packet which includes a * All commands and responses are sent with a packet which includes a
* checksum. A packet consists of * checksum. A packet consists of
* *
@ -91,6 +93,7 @@
****************************************************************************/ ****************************************************************************/
#include <sys/param.h> #include <sys/param.h>
#include <sys/reboot.h>
#include <sys/systm.h> #include <sys/systm.h>
#include <machine/cons.h> #include <machine/cons.h>
@ -488,6 +491,11 @@ gdb_handle_exception (db_regs_t *raw_regs, int type, int code)
remcomOutBuffer[3] = 0; remcomOutBuffer[3] = 0;
break; break;
case 'D': /* detach; say OK and turn off gdb */
putpacket(remcomOutBuffer);
boothowto &= ~RB_GDB;
return;
case 'g': /* return the value of the CPU registers */ case 'g': /* return the value of the CPU registers */
mem2hex ((vm_offset_t)&registers, remcomOutBuffer, NUMREGBYTES); mem2hex ((vm_offset_t)&registers, remcomOutBuffer, NUMREGBYTES);
break; break;

8
sys/i386/i386/i386-gdbstub.c
View File

@ -71,6 +71,8 @@
* *
* ? What was the last sigval ? SNN (signal NN) * ? What was the last sigval ? SNN (signal NN)
* *
* D detach OK
*
* All commands and responses are sent with a packet which includes a * All commands and responses are sent with a packet which includes a
* checksum. A packet consists of * checksum. A packet consists of
* *
@ -91,6 +93,7 @@
****************************************************************************/ ****************************************************************************/
#include <sys/param.h> #include <sys/param.h>
#include <sys/reboot.h>
#include <sys/systm.h> #include <sys/systm.h>
#include <machine/cons.h> #include <machine/cons.h>
@ -488,6 +491,11 @@ gdb_handle_exception (db_regs_t *raw_regs, int type, int code)
remcomOutBuffer[3] = 0; remcomOutBuffer[3] = 0;
break; break;
case 'D': /* detach; say OK and turn off gdb */
putpacket(remcomOutBuffer);
boothowto &= ~RB_GDB;
return;
case 'g': /* return the value of the CPU registers */ case 'g': /* return the value of the CPU registers */
mem2hex ((vm_offset_t)&registers, remcomOutBuffer, NUMREGBYTES); mem2hex ((vm_offset_t)&registers, remcomOutBuffer, NUMREGBYTES);
break; break;