include/linker/kobject-text.ld

/* SPDX-License-Identifier: Apache-2.0 */

#ifdef CONFIG_USERSPACE
	/* We need to reserve room for the gperf generated hash functions.
	 * Fortunately, unlike the data tables, the size of the code is
	 * reasonably predictable.
	 *
	 * The linker will error out complaining that the location pointer
	 * is moving backwards if the reserved room isn't large enough.
	 */
	_kobject_text_area_start = .;
	*(".kobject_data.text*")
	_kobject_text_area_end = .;
	_kobject_text_area_used = _kobject_text_area_end - _kobject_text_area_start;
#ifndef LINKER_PASS2
#ifdef CONFIG_DYNAMIC_OBJECTS
	PROVIDE(z_object_gperf_find = .);
	PROVIDE(z_object_gperf_wordlist_foreach = .);
#else
	PROVIDE(z_object_find = .);
	PROVIDE(z_object_wordlist_foreach = .);
#endif
#endif

	/* In a valid build the MAX function will always evaluate to the
	second argument below, but to give the user a good error message
	when the area overflows we need to temporarily corrupt the
	location counter, and then detect the overflow with an assertion
	later on. */

	. = MAX(., _kobject_text_area_start + CONFIG_KOBJECT_TEXT_AREA);

	ASSERT(
		CONFIG_KOBJECT_TEXT_AREA >= _kobject_text_area_used,
"The configuration system has incorrectly set \
'CONFIG_KOBJECT_TEXT_AREA' to \
CONFIG_KOBJECT_TEXT_AREA, which is not big enough. You must \
through Kconfig either disable 'CONFIG_USERSPACE', or set \
'CONFIG_KOBJECT_TEXT_AREA' to a value larger than \
CONFIG_KOBJECT_TEXT_AREA."
		);
#endif /* CONFIG_USERSPACE */