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authorThomas Gleixner <tglx@linutronix.de>2011-05-14 06:06:36 -0400
committerThomas Gleixner <tglx@linutronix.de>2011-05-14 06:06:36 -0400
commita18f22a968de17b29f2310cdb7ba69163e65ec15 (patch)
treea7d56d88fad5e444d7661484109758a2f436129e /kernel/debug/gdbstub.c
parenta1c57e0fec53defe745e64417eacdbd3618c3e66 (diff)
parent798778b8653f64b7b2162ac70eca10367cff6ce8 (diff)
Merge branch 'consolidate-clksrc-i8253' of master.kernel.org:~rmk/linux-2.6-arm into timers/clocksource
Conflicts: arch/ia64/kernel/cyclone.c arch/mips/kernel/i8253.c arch/x86/kernel/i8253.c Reason: Resolve conflicts so further cleanups do not conflict further Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/debug/gdbstub.c')
-rw-r--r--kernel/debug/gdbstub.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/kernel/debug/gdbstub.c b/kernel/debug/gdbstub.c
index 481a7bd2dfe7..a11db956dd62 100644
--- a/kernel/debug/gdbstub.c
+++ b/kernel/debug/gdbstub.c
@@ -1093,3 +1093,33 @@ int gdbstub_state(struct kgdb_state *ks, char *cmd)
1093 put_packet(remcom_out_buffer); 1093 put_packet(remcom_out_buffer);
1094 return 0; 1094 return 0;
1095} 1095}
1096
1097/**
1098 * gdbstub_exit - Send an exit message to GDB
1099 * @status: The exit code to report.
1100 */
1101void gdbstub_exit(int status)
1102{
1103 unsigned char checksum, ch, buffer[3];
1104 int loop;
1105
1106 buffer[0] = 'W';
1107 buffer[1] = hex_asc_hi(status);
1108 buffer[2] = hex_asc_lo(status);
1109
1110 dbg_io_ops->write_char('$');
1111 checksum = 0;
1112
1113 for (loop = 0; loop < 3; loop++) {
1114 ch = buffer[loop];
1115 checksum += ch;
1116 dbg_io_ops->write_char(ch);
1117 }
1118
1119 dbg_io_ops->write_char('#');
1120 dbg_io_ops->write_char(hex_asc_hi(checksum));
1121 dbg_io_ops->write_char(hex_asc_lo(checksum));
1122
1123 /* make sure the output is flushed, lest the bootloader clobber it */
1124 dbg_io_ops->flush();
1125}