blob: 4376a247876706e535c2e6aa572d3678e08e16d1 [file] [log] [blame]
Tuomas Tynkkynen32f11822017-09-19 23:18:07 +03001/*
2 * Copyright (c) 2017 Tuomas Tynkkynen
3 *
4 * SPDX-License-Identifier: GPL-2.0+
5 */
6
7#ifndef __CONFIG_H
8#define __CONFIG_H
9
10#include <linux/sizes.h>
11
12/* Physical memory map */
13#define CONFIG_SYS_TEXT_BASE 0x00000000
14
15#define CONFIG_NR_DRAM_BANKS 1
16#define CONFIG_SYS_SDRAM_BASE 0x40000000
17
18/* The DTB generated by QEMU is placed at start of RAM, stay away from there */
19#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_2M)
20#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_2M)
21#define CONFIG_SYS_MALLOC_LEN SZ_16M
22
23/* QEMU's PL011 serial port is detected via FDT using the device model */
24#define CONFIG_PL01X_SERIAL
25
26/* QEMU implements a 62.5MHz architected timer */
27/* FIXME: can we rely on CNTFREQ instead of hardcoding this fact here? */
28#define CONFIG_SYS_ARCH_TIMER
29#define CONFIG_SYS_HZ 1000
30#define CONFIG_SYS_HZ_CLOCK 62500000
31
32/* For block devices, QEMU emulates an ICH9 AHCI controller over PCI */
33#define CONFIG_SYS_SCSI_MAX_SCSI_ID 6
34#define CONFIG_SCSI_AHCI
35#define CONFIG_LIBATA
36
37/* Environment options */
38#define CONFIG_ENV_SIZE SZ_64K
39
40#include <config_distro_defaults.h>
41
42#define BOOT_TARGET_DEVICES(func) \
43 func(SCSI, scsi, 0)
44
45#include <config_distro_bootcmd.h>
46
47#define CONFIG_PREBOOT "pci enum"
48#define CONFIG_EXTRA_ENV_SETTINGS \
49 "fdt_high=0xffffffff\0" \
50 "initrd_high=0xffffffff\0" \
51 "fdt_addr=0x40000000\0" \
52 "scriptaddr=0x40200000\0" \
53 "pxefile_addr_r=0x40300000\0" \
54 "kernel_addr_r=0x40400000\0" \
55 "ramdisk_addr_r=0x44000000\0" \
56 BOOTENV
57
58#endif /* __CONFIG_H */