7cd8c79177
Change-Id: I142f88aae67237ce6777f7f9e8849bae589beeb5 Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr> Reviewed-on: https://review.coreboot.org/c/coreboot/+/43363 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
19 lines
643 B
C
19 lines
643 B
C
/* 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);
|