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Dirk Eibach8fc40842019-03-29 10:18:19 +01001/*
2 * (C) Copyright 2015
3 * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de
4 *
5 *
6 * SPDX-License-Identifier: GPL-2.0+
7 */
8
9#ifndef __CONFIG_H
10#define __CONFIG_H
11
12/*
13 * DDR Setup
14 */
15#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* DDR is system memory */
16/* TODO: Check: Can this be unified with CONFIG_SYS_SDRAM_BASE? */
17#define CONFIG_SYS_DDR_SDRAM_BASE CONFIG_SYS_SDRAM_BASE
18
19/*
20 * Memory test
21 * TODO: Migrate!
22 */
Dirk Eibach8fc40842019-03-29 10:18:19 +010023
24/*
25 * The reserved memory
26 */
Dirk Eibach8fc40842019-03-29 10:18:19 +010027
28#define CONFIG_SYS_MONITOR_LEN (512 * 1024) /* Reserve 512 kB for Mon */
Dirk Eibach8fc40842019-03-29 10:18:19 +010029
30/*
31 * Initial RAM Base Address Setup
32 */
33#define CONFIG_SYS_INIT_RAM_LOCK
34#define CONFIG_SYS_INIT_RAM_ADDR 0xE6000000 /* Initial RAM address */
35#define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in RAM */
36#define CONFIG_SYS_GBL_DATA_OFFSET \
37 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
38
39/*
40 * FLASH on the Local Bus
41 */
42#define CONFIG_SYS_FLASH_BASE 0xFE000000 /* FLASH base address */
43#define CONFIG_SYS_FLASH_SIZE 8 /* FLASH size is up to 8M */
44
Dirk Eibach8fc40842019-03-29 10:18:19 +010045#define CONFIG_SYS_MAX_FLASH_SECT 135
46
47#define CONFIG_SYS_BAUDRATE_TABLE \
48 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
49
50/*
51 * Environment
52 */
Dirk Eibach8fc40842019-03-29 10:18:19 +010053
54#define CONFIG_LOADS_ECHO /* echo on for serial download */
55#define CONFIG_SYS_LOADS_BAUD_CHANGE /* allow baudrate change */
56
57/*
58 * Miscellaneous configurable options
59 */
Dirk Eibach8fc40842019-03-29 10:18:19 +010060
61#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
62
63/* Print Buffer Size */
64#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
65#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
66#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
67
68/*
69 * For booting Linux, the board info and command line data
70 * have to be in the first 256 MB of memory, since this is
71 * the maximum mapped by the Linux kernel during initialization.
72 */
73#define CONFIG_SYS_BOOTMAPSZ (256 << 20) /* Initial Memory map for Linux */
74
75/*
76 * Environment Configuration
77 */
Dirk Eibach8fc40842019-03-29 10:18:19 +010078
Dirk Eibach8fc40842019-03-29 10:18:19 +010079/* TODO: Turn into string option and migrate to Kconfig */
80#define CONFIG_HOSTNAME "gazerbeam"
81#define CONFIG_ROOTPATH "/opt/nfsroot"
Dirk Eibach8fc40842019-03-29 10:18:19 +010082
Dirk Eibach8fc40842019-03-29 10:18:19 +010083#define CONFIG_EXTRA_ENV_SETTINGS \
84 "netdev=eth0\0" \
85 "consoledev=ttyS1\0" \
86 "u-boot=u-boot.bin\0" \
87 "kernel_addr=1000000\0" \
88 "fdt_addr=C00000\0" \
89 "fdtfile=hrcon.dtb\0" \
90 "load=tftp ${loadaddr} ${u-boot}\0" \
91 "update=protect off " __stringify(CONFIG_SYS_MONITOR_BASE) \
92 " +${filesize};era " __stringify(CONFIG_SYS_MONITOR_BASE)\
93 " +${filesize};cp.b ${fileaddr} " \
94 __stringify(CONFIG_SYS_MONITOR_BASE) " ${filesize}\0" \
95 "upd=run load update\0" \
96
Dirk Eibach8fc40842019-03-29 10:18:19 +010097#endif /* __CONFIG_H */