blob: 839bc10a184b58aa693b7f133b32e55ee067867a [file] [log] [blame]
/*
* Copyright (c) 2017 Tuomas Tynkkynen
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#include <linux/sizes.h>
/* Physical memory map */
#define CONFIG_NR_DRAM_BANKS 1
#define CONFIG_SYS_SDRAM_BASE 0x40000000
/* The DTB generated by QEMU is placed at start of RAM, stay away from there */
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_2M)
#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_2M)
#define CONFIG_SYS_MALLOC_LEN SZ_16M
/* QEMU implements a 62.5MHz architected timer */
/* FIXME: can we rely on CNTFREQ instead of hardcoding this fact here? */
#define CONFIG_SYS_ARCH_TIMER
#define CONFIG_SYS_HZ 1000
#define CONFIG_SYS_HZ_CLOCK 62500000
/* For block devices, QEMU emulates an ICH9 AHCI controller over PCI */
#define CONFIG_SYS_SCSI_MAX_SCSI_ID 6
/* Environment options */
#define CONFIG_ENV_SIZE SZ_64K
#define BOOT_TARGET_DEVICES(func) \
func(SCSI, scsi, 0)
#include <config_distro_bootcmd.h>
#define CONFIG_PREBOOT "pci enum"
#define CONFIG_EXTRA_ENV_SETTINGS \
"fdt_high=0xffffffff\0" \
"initrd_high=0xffffffff\0" \
"fdt_addr=0x40000000\0" \
"scriptaddr=0x40200000\0" \
"pxefile_addr_r=0x40300000\0" \
"kernel_addr_r=0x40400000\0" \
"ramdisk_addr_r=0x44000000\0" \
BOOTENV
#define CONFIG_SYS_CBSIZE 512
#endif /* __CONFIG_H */