3 * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de
6 * SPDX-License-Identifier: GPL-2.0+
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
23 #define CONFIG_SYS_MEMTEST_START 0x00001000 /* memtest region */
24 #define CONFIG_SYS_MEMTEST_END 0x07e00000
29 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* start of monitor */
31 #define CONFIG_SYS_MONITOR_LEN (512 * 1024) /* Reserve 512 kB for Mon */
32 #define CONFIG_SYS_MALLOC_LEN (512 * 1024) /* Reserved for malloc */
35 * Initial RAM Base Address Setup
37 #define CONFIG_SYS_INIT_RAM_LOCK
38 #define CONFIG_SYS_INIT_RAM_ADDR 0xE6000000 /* Initial RAM address */
39 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in RAM */
40 #define CONFIG_SYS_GBL_DATA_OFFSET \
41 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
44 * FLASH on the Local Bus
46 #define CONFIG_SYS_FLASH_BASE 0xFE000000 /* FLASH base address */
47 #define CONFIG_SYS_FLASH_SIZE 8 /* FLASH size is up to 8M */
49 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* number of banks */
50 #define CONFIG_SYS_MAX_FLASH_SECT 135
52 #define CONFIG_SYS_BAUDRATE_TABLE \
53 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
59 #define CONFIG_LOADS_ECHO /* echo on for serial download */
60 #define CONFIG_SYS_LOADS_BAUD_CHANGE /* allow baudrate change */
63 * Miscellaneous configurable options
65 #define CONFIG_SYS_LOAD_ADDR 0x2000000 /* default load address */
66 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1ms ticks */
68 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
70 /* Print Buffer Size */
71 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
72 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
73 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
76 * For booting Linux, the board info and command line data
77 * have to be in the first 256 MB of memory, since this is
78 * the maximum mapped by the Linux kernel during initialization.
80 #define CONFIG_SYS_BOOTMAPSZ (256 << 20) /* Initial Memory map for Linux */
83 * Environment Configuration
85 #define CONFIG_ENV_OVERWRITE
87 #define CONFIG_HAS_ETH0
88 #define CONFIG_HAS_ETH1
90 #define CONFIG_LOADADDR 800000 /* default location for tftp and bootm */
92 /* TODO: Turn into string option and migrate to Kconfig */
93 #define CONFIG_HOSTNAME "gazerbeam"
94 #define CONFIG_ROOTPATH "/opt/nfsroot"
95 #define CONFIG_BOOTFILE "uImage"
97 #define CONFIG_EXTRA_ENV_SETTINGS \
99 "consoledev=ttyS1\0" \
100 "u-boot=u-boot.bin\0" \
101 "kernel_addr=1000000\0" \
102 "fdt_addr=C00000\0" \
103 "fdtfile=hrcon.dtb\0" \
104 "load=tftp ${loadaddr} ${u-boot}\0" \
105 "update=protect off " __stringify(CONFIG_SYS_MONITOR_BASE) \
106 " +${filesize};era " __stringify(CONFIG_SYS_MONITOR_BASE)\
107 " +${filesize};cp.b ${fileaddr} " \
108 __stringify(CONFIG_SYS_MONITOR_BASE) " ${filesize}\0" \
109 "upd=run load update\0" \
111 #define CONFIG_NFSBOOTCOMMAND \
112 "setenv bootargs root=/dev/nfs rw " \
113 "nfsroot=$serverip:$rootpath " \
114 "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
115 "console=$consoledev,$baudrate $othbootargs;" \
116 "tftp ${kernel_addr} $bootfile;" \
117 "tftp ${fdt_addr} $fdtfile;" \
118 "bootm ${kernel_addr} - ${fdt_addr}"
120 #define CONFIG_MMCBOOTCOMMAND \
121 "setenv bootargs root=/dev/mmcblk0p3 rw rootwait " \
122 "console=$consoledev,$baudrate $othbootargs;" \
123 "ext2load mmc 0:2 ${kernel_addr} $bootfile;" \
124 "ext2load mmc 0:2 ${fdt_addr} $fdtfile;" \
125 "bootm ${kernel_addr} - ${fdt_addr}"
127 #define CONFIG_BOOTCOMMAND CONFIG_MMCBOOTCOMMAND
129 #endif /* __CONFIG_H */