include/linux/android_debug_symbols.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (c) 2021, The Linux Foundation. All rights reserved.
 */

#ifndef _ANDROID_DEBUG_SYMBOLS_H
#define _ANDROID_DEBUG_SYMBOLS_H

enum android_debug_symbol {
	ADS_SDATA = 0,
	ADS_BSS_END,
	ADS_PER_CPU_START,
	ADS_PER_CPU_END,
	ADS_START_RO_AFTER_INIT,
	ADS_END_RO_AFTER_INIT,
	ADS_LINUX_BANNER,
#ifdef CONFIG_CMA
	ADS_TOTAL_CMA,
#endif
	ADS_SLAB_CACHES,
	ADS_SLAB_MUTEX,
	ADS_MIN_LOW_PFN,
	ADS_MAX_PFN,
#ifdef CONFIG_PAGE_OWNER
	ADS_PAGE_OWNER_ENABLED,
#endif
#ifdef CONFIG_SLUB_DEBUG
	ADS_SLUB_DEBUG,
#endif
#ifdef CONFIG_SWAP
	ADS_NR_SWAP_PAGES,
#endif
#ifdef CONFIG_MMU
	ADS_MMAP_MIN_ADDR,
#endif
	ADS_STACK_GUARD_GAP,
#ifdef CONFIG_SYSCTL
	ADS_SYSCTL_LEGACY_VA_LAYOUT,
#endif
	ADS_END
};

enum android_debug_per_cpu_symbol {
	ADS_IRQ_STACK_PTR = 0,
	ADS_DEBUG_PER_CPU_END
};

#ifdef CONFIG_ANDROID_DEBUG_SYMBOLS

void *android_debug_symbol(enum android_debug_symbol symbol);
void *android_debug_per_cpu_symbol(enum android_debug_per_cpu_symbol symbol);

void android_debug_for_each_module(int (*fn)(const char *mod_name, void *mod_addr, void *data),
	void *data);

#else /* !CONFIG_ANDROID_DEBUG_SYMBOLS */

static inline void *android_debug_symbol(enum android_debug_symbol symbol)
{
	return NULL;
}
static inline void *android_debug_per_cpu_symbol(enum android_debug_per_cpu_symbol symbol)
{
	return NULL;
}

static inline void android_debug_for_each_module(int (*fn)(const char *mod_name, void *mod_addr,
	void *data), void *data) {}
#endif /* CONFIG_ANDROID_DEBUG_SYMBOLS */

#endif /* _ANDROID_DEBUG_SYMBOLS_H */