From 43e10301c0ae481e97cfc84080bb0989a13174f4 Mon Sep 17 00:00:00 2001 From: Julius Werner Date: Mon, 2 Jun 2014 20:13:51 -0700 Subject: libpayload: Add ability to unregister output driver This patch adds a console_kill_output_driver() function, which can remove a previously registered output driver. This is mostly useful when you overlay some output channel over another, such as when the GDB stub takes direct control of the UART (and thus has to get rid of the existing serial output driver). BUG=chrome-os-partner:18390 TEST=None Original-Change-Id: I6fce95c22fd15cd321ca6b2d6fbc4e3902b1eac3 Original-Signed-off-by: Julius Werner Original-Reviewed-on: https://chromium-review.googlesource.com/202561 Original-Reviewed-by: Stefan Reinauer (cherry picked from commit 87680a246429d24e99b7b477b743c357f73b752c) Signed-off-by: Marc Jones Change-Id: I50001cee4582c962ceedc215d59238867a6ae95a Reviewed-on: http://review.coreboot.org/8116 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- payloads/libpayload/include/libpayload.h | 1 + 1 file changed, 1 insertion(+) (limited to 'payloads/libpayload/include') diff --git a/payloads/libpayload/include/libpayload.h b/payloads/libpayload/include/libpayload.h index 9781c9eab5..40a85cfd62 100644 --- a/payloads/libpayload/include/libpayload.h +++ b/payloads/libpayload/include/libpayload.h @@ -282,6 +282,7 @@ struct console_output_driver { void console_add_output_driver(struct console_output_driver *out); void console_add_input_driver(struct console_input_driver *in); +int console_remove_output_driver(void *function); #define havechar havekey /** @} */ -- cgit v1.2.3