diff options
Diffstat (limited to 'arch/mips/kernel')
| -rw-r--r-- | arch/mips/kernel/gdb-stub.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/mips/kernel/gdb-stub.c b/arch/mips/kernel/gdb-stub.c index f86da1881..0a961dd47 100644 --- a/arch/mips/kernel/gdb-stub.c +++ b/arch/mips/kernel/gdb-stub.c @@ -126,6 +126,8 @@ #include <linux/signal.h> #include <linux/sched.h> #include <linux/mm.h> +#include <linux/console.h> +#include <linux/init.h> #include <asm/asm.h> #include <asm/mipsregs.h> @@ -402,6 +404,7 @@ void set_debug_traps(void) for (ht = hard_trap_info; ht->tt && ht->signo; ht++) set_except_vector(ht->tt, trap_low); + putDebugChar('+'); /* 'hello world' */ /* * In case GDB is started before us, ack any packets * (presumably "$?#xx") sitting there. @@ -955,3 +958,47 @@ void adel(void) lw $9,0($8) "); } + +#ifdef CONFIG_GDB_CONSOLE + +void gdb_puts(const char *str) +{ + int l = strlen(str); + char outbuf[18]; + + outbuf[0]='O'; + + while(l) { + int i = (l>8)?8:l; + mem2hex((char *)str, &outbuf[1], i, 0); + outbuf[(i*2)+1]=0; + putpacket(outbuf); + str += i; + l -= i; + } +} + +static kdev_t gdb_console_dev(struct console *con) +{ + return MKDEV(1, 3); /* /dev/null */ +} + +static void gdb_console_write(struct console *con, const char *s, unsigned n) +{ + gdb_puts(s); +} + +static struct console gdb_console = { + name: "gdb", + write: gdb_console_write, + device: gdb_console_dev, + flags: CON_PRINTBUFFER, + index: -1 +}; + +__init void register_gdb_console(void) +{ + register_console(&gdb_console); +} + +#endif |