coreboot/src/include/ramdetect.h
Angel Pons 32859fccc6 src/include: Use SPDX for GPL-2.0-only files
Done with sed and God Lines. Only done for C-like code for now.

Change-Id: I2fa3bad88bb5b068baa1cfc6bbcddaabb09da1c5
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40053
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
2020-04-05 17:45:17 +00:00

18 lines
652 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
/* This file is part of the coreboot project. */
/*
* 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);