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

#include <linux/module.h>
#include <avm/enh/fw_info.h>

static bool crash_handling_enabled = 1;
static bool avm_rte_initialized;
static char *crash_in_init_level = "";

module_param(crash_handling_enabled, bool, 0644);
MODULE_PARM_DESC(crash_handling_enabled, "Enable the usage of the RTE crash handling instead of mainline handling");

module_param(crash_in_init_level, charp, 0444);
MODULE_PARM_DESC(crash_in_init_level, "Triggers a kernel panic in the desired init level (early, core, postcore, arch, subsys, fs, device, late).");

void avm_rte_mark_as_ready(void)
{
	avm_rte_initialized = 1;
}

bool avm_is_rte_crash_handling_enabled(void)
{
	return avm_rte_initialized && crash_handling_enabled;
}

#define CRASH_TEST(init_level)							\
static int __init avm_rte_crash_handling_##init_level##_init(void)		\
{										\
	if (avm_fw_is_internal() &&						\
	    !strncmp(crash_in_init_level, #init_level, sizeof(#init_level)))	\
		panic("panic in " #init_level " init.");			\
	return 0;								\
}										\
init_level##_initcall(avm_rte_crash_handling_##init_level##_init)

CRASH_TEST(early);
CRASH_TEST(core);
CRASH_TEST(postcore);
CRASH_TEST(arch);
CRASH_TEST(subsys);
CRASH_TEST(fs);
CRASH_TEST(device); /* Ungefähr an dieser Stelle wäre auch ein module_init() */
CRASH_TEST(late);