/* SPDX-License-Identifier: GPL-2.0-only */ #include <stdint.h> #include <stddef.h> /* * Used in probe_ramsize(). This is a weak function and it's overridden for * ARMv8. Return 1 when DRAM exists at the address, otherwise return 0. */ int probe_mb(const uintptr_t dram_start, const uintptr_t size); /* * Probe an area if it's read/writable. * Primary use case is the detection of DRAM amount on emulators. * * @param dram_start Physical address of DRAM start * @param probe_size Maximum size in MiB to probe for * @return The detected DRAM size in MiB */ size_t probe_ramsize(const uintptr_t dram_start, const size_t probe_size);