coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
mainboard.c
Go to the documentation of this file.
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <console/console.h>
4 #include <device/device.h>
5 #include <symbols.h>
6 #include <ramdetect.h>
7 
8 static void mainboard_enable(struct device *dev)
9 {
10  size_t dram_mb_detected;
11 
12  if (!dev) {
13  die("No dev0; die\n");
14  }
15 
16  dram_mb_detected = probe_ramsize((uintptr_t)_dram, CONFIG_DRAM_SIZE_MB);
17  ram_resource(dev, 0, (uintptr_t)_dram / KiB, dram_mb_detected * MiB / KiB);
18 }
19 
22 };
struct chip_operations mainboard_ops
Definition: mainboard.c:19
#define MiB
Definition: helpers.h:76
#define KiB
Definition: helpers.h:75
void __noreturn die(const char *fmt,...)
Definition: die.c:17
static void mainboard_enable(struct device *dev)
Definition: mainboard.c:8
#define ram_resource(dev, idx, basek, sizek)
Definition: device.h:321
u8 _dram[]
size_t probe_ramsize(const uintptr_t dram_start, const size_t probe_size)
Definition: ramdetect.c:40
unsigned long uintptr_t
Definition: stdint.h:21
void(* enable_dev)(struct device *dev)
Definition: device.h:24
Definition: device.h:107