On Mon, Dec 12, 2022 at 05:42:12PM +0100, Ahmad Fatoum wrote: > CONFIG_INITCALL_DEBUG=y is a very useful tool for debugging barebox > hangs, but it's not so useful if the hang happens very early. > Define a new CONFIG_PBL_DEBUG symbol that will define DEBUG globally > in PBL to get more insight into boot hangs. s/CONFIG_PBL_DEBUG/CONFIG_DEBUG_PBL/ Fixed that and adjusted to subject to the updated patch while applying. Sascha > > Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx> > --- > v1 -> v2: > - changed into separate config option instead of piggy backing > CONFIG_DEBUG_INITCALLS (Sascha) > --- > common/Kconfig | 9 +++++++++ > scripts/Makefile.lib | 4 ++++ > 2 files changed, 13 insertions(+) > > diff --git a/common/Kconfig b/common/Kconfig > index 19cd79311016..46675dfe2ea7 100644 > --- a/common/Kconfig > +++ b/common/Kconfig > @@ -1566,6 +1566,15 @@ config DEBUG_INITCALLS > help > If enabled this will print initcall traces. > > +config DEBUG_PBL > + bool "Print PBL debugging information" > + depends on PBL_CONSOLE || DEBUG_LL > + help > + If enabled this will enable all debug prints in the prebootloader. > + For this to work, a console needs to be configured in the > + board-specific entry point and configured for either DEBUG_LL > + or PBL_CONSOLE. > + > config DEBUG_PROBES > bool "Trace driver probes/removes" > help > diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib > index 85d18f07a2b6..6e0d92cf756d 100644 > --- a/scripts/Makefile.lib > +++ b/scripts/Makefile.lib > @@ -156,6 +156,10 @@ _c_flags += $(if $(patsubst n%,, \ > PBL_CPPFLAGS += $(call cc-option,-fno-sanitize=all) > endif > > +ifeq ($(CONFIG_DEBUG_PBL),y) > +PBL_CPPFLAGS += -DDEBUG > +endif > + > # If building barebox in a separate objtree expand all occurrences > # of -Idir to -I$(srctree)/dir except for absolute paths (starting with '/'). > > -- > 2.30.2 > > > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
