On 03.08.21 11:44, Rouven Czerwinski wrote: > Add a reserved_mem_read initcall which parses the reserved-memory > entries and adds barebox of reserve entries. Also remove the OP-TEE size > of reserve entry, since this is now parsed from the DT and does not need > to be statically configured any longer. Where do you do this OP-TEE size removal? > > Signed-off-by: Rouven Czerwinski <r.czerwinski@xxxxxxxxxxxxxx> > --- > drivers/of/Makefile | 1 + > drivers/of/reserved-mem.c | 43 +++++++++++++++++++++++++++++++++++++++ > 2 files changed, 44 insertions(+) > create mode 100644 drivers/of/reserved-mem.c > > diff --git a/drivers/of/Makefile b/drivers/of/Makefile > index b6847752d2..b69cb84b99 100644 > --- a/drivers/of/Makefile > +++ b/drivers/of/Makefile > @@ -4,6 +4,7 @@ obj-$(CONFIG_OF_GPIO) += of_gpio.o > obj-$(CONFIG_OF_PCI) += of_pci.o > obj-y += partition.o > obj-y += of_net.o > +obj-$(CONFIG_OFDEVICE) += reserved-mem.o > obj-$(CONFIG_MTD) += of_mtd.o > obj-$(CONFIG_OF_BAREBOX_DRIVERS) += barebox.o > obj-$(CONFIG_OF_OVERLAY) += overlay.o resolver.o of_firmware.o > diff --git a/drivers/of/reserved-mem.c b/drivers/of/reserved-mem.c > new file mode 100644 > index 0000000000..8519a7e3dd > --- /dev/null > +++ b/drivers/of/reserved-mem.c > @@ -0,0 +1,43 @@ > +// SPDX-License-Identifier: GPL-2.0-only > +// SPDX-FileCopyrightText: 2021 Rouven Czerwinski <r.czerwinski@xxxxxxxxxxxxxx>, Pengutronix > + > +#define pr_fmt(fmt) "reserved-memory: " fmt > + > +#define DEBUG Left-over > + > +#include <common.h> > +#include <init.h> > +#include <of.h> > +#include <of_address.h> > +#include <malloc.h> > +#include <partition.h> Left-over? > + > +static int reserved_mem_read(void) > +{ > + struct device_node *node, *child; > + struct resource resource; > + int flag; > + > + node = of_find_node_by_path("/reserved-memory"); > + if (!node) > + return 0; > + > + for_each_child_of_node(node, child) { > + flag = OF_RESERVE_ENTRY_FLAG_NO_RESERVE; Why was this necessary again? > + > + of_address_to_resource(child, 0, &resource); > + > + pr_err("Res-Mem start: 0x%08x\n", resource.start); > + pr_err("Res-Mem end: 0x%08x\n", resource.end); should be _dbg if at all. Preferably same line with child->name as prefix. > + > + if (of_find_property(child, "no-map", 0)) { > + pr_debug("child %p: no-map\n", child); > + flag |= OF_RESERVE_ENTRY_FLAG_XN; > + } > + > + of_add_reserve_entry(resource.start, resource.end, flag); > + } > + > + return 0; > +} > +postconsole_initcall(reserved_mem_read); > -- 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 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox