1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * (C) Copyright 2007-2010 Michal Simek
5 * Michal SIMEK <monstr@monstr.eu>
11 /* Microblaze is microblaze_0 */
12 #define XILINX_FSL_NUMBER 3
14 /* Flash Memory is FLASH_2Mx32 */
15 #define XILINX_FLASH_START 0x2c000000
16 #define XILINX_FLASH_SIZE 0x00800000
19 #define MICROBLAZE_V5 1
21 #define CONFIG_SYS_BOOTM_LEN (64 * 1024 * 1024)
23 /* linear and spi flash memory */
24 #ifdef XILINX_FLASH_START
27 #undef RAMENV /* hold environment in flash */
31 #define RAMENV /* hold environment in RAM */
35 /* The following table includes the supported baudrates */
36 # define CONFIG_SYS_BAUDRATE_TABLE \
37 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
39 /* setting reset address */
40 /*#define CONFIG_SYS_RESET_ADDRESS CONFIG_SYS_TEXT_BASE*/
42 #define CONFIG_SYS_MALLOC_LEN 0xC0000
44 /* Stack location before relocation */
45 #define CONFIG_SYS_INIT_SP_OFFSET (CONFIG_SYS_TEXT_BASE - \
46 CONFIG_SYS_MALLOC_F_LEN)
49 * CFI flash memory layout - Example
50 * CONFIG_SYS_FLASH_BASE = 0x2200_0000;
51 * CONFIG_SYS_FLASH_SIZE = 0x0080_0000; 8MB
53 * SECT_SIZE = 0x20000; 128kB is one sector
54 * CONFIG_ENV_SIZE = SECT_SIZE; 128kB environment store
56 * 0x2200_0000 CONFIG_SYS_FLASH_BASE
58 * 0x2204_0000 CONFIG_ENV_ADDR
62 * 0x2280_0000 CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE
67 # define CONFIG_SYS_FLASH_BASE XILINX_FLASH_START
68 # define CONFIG_SYS_FLASH_SIZE XILINX_FLASH_SIZE
70 # define CONFIG_SYS_FLASH_EMPTY_INFO 1
71 /* max number of memory banks */
72 # define CONFIG_SYS_MAX_FLASH_BANKS 1
73 /* max number of sectors on one chip */
74 # define CONFIG_SYS_MAX_FLASH_SECT 512
80 #ifndef XILINX_DCACHE_BYTE_SIZE
81 #define XILINX_DCACHE_BYTE_SIZE 32768
87 #define CONFIG_BOOTP_BOOTFILESIZE
89 /* size of console buffer */
90 #define CONFIG_SYS_CBSIZE 512
91 /* max number of command args */
92 #define CONFIG_SYS_MAXARGS 15
93 /* default load address */
94 #define CONFIG_SYS_LOAD_ADDR 0
96 #define CONFIG_HOSTNAME "microblaze-generic"
98 /* architecture dependent code */
99 #define CONFIG_SYS_USR_EXCEP /* user exception */
101 #if defined(CONFIG_CMD_PXE) && defined(CONFIG_CMD_DHCP)
102 #define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na)
104 #define BOOT_TARGET_DEVICES_PXE(func)
107 #if defined(CONFIG_CMD_DHCP)
108 #define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na)
110 #define BOOT_TARGET_DEVICES_DHCP(func)
113 #if defined(CONFIG_SPI_FLASH)
114 # define BOOT_TARGET_DEVICES_QSPI(func) func(QSPI, qspi, na)
116 # define BOOT_TARGET_DEVICES_QSPI(func)
119 #define BOOTENV_DEV_QSPI(devtypeu, devtypel, instance) \
120 "bootcmd_qspi=sf probe 0 0 0 && " \
121 "sf read ${scriptaddr} ${script_offset_f} ${script_size_f} && " \
122 "echo QSPI: Trying to boot script at ${scriptaddr} && " \
123 "source ${scriptaddr}; echo QSPI: SCRIPT FAILED: continuing...;\0"
125 #define BOOTENV_DEV_NAME_QSPI(devtypeu, devtypel, instance) \
128 #define BOOT_TARGET_DEVICES_JTAG(func) func(JTAG, jtag, na)
130 #define BOOTENV_DEV_JTAG(devtypeu, devtypel, instance) \
131 "bootcmd_jtag=echo JTAG: Trying to boot script at ${scriptaddr} && " \
132 "source ${scriptaddr}; echo JTAG: SCRIPT FAILED: continuing...;\0"
134 #define BOOTENV_DEV_NAME_JTAG(devtypeu, devtypel, instance) \
137 #define BOOT_TARGET_DEVICES(func) \
138 BOOT_TARGET_DEVICES_JTAG(func) \
139 BOOT_TARGET_DEVICES_QSPI(func) \
140 BOOT_TARGET_DEVICES_DHCP(func) \
141 BOOT_TARGET_DEVICES_PXE(func)
143 #include <config_distro_bootcmd.h>
145 #ifndef CONFIG_EXTRA_ENV_SETTINGS
146 #define CONFIG_EXTRA_ENV_SETTINGS \
149 "mtdparts=mtdparts=flash-0:"\
150 "256k(u-boot),256k(env),3m(kernel),"\
151 "1m(romfs),1m(cramfs),-(jffs2)\0"\
152 "nc=setenv stdout nc;"\
153 "setenv stdin nc\0" \
154 "serial=setenv stdout serial;"\
155 "setenv stdin serial\0"\
156 "script_size_f=0x40000\0"\
160 #if defined(CONFIG_XILINX_AXIEMAC)
161 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 1
166 #define CONFIG_SYS_UBOOT_BASE CONFIG_SYS_TEXT_BASE
168 /* for booting directly linux */
169 #define CONFIG_SYS_FDT_BASE (CONFIG_SYS_TEXT_BASE + \
172 #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_TEXT_BASE + \
175 /* SP location before relocation, must use scratch RAM */
177 #define CONFIG_SYS_INIT_RAM_ADDR 0x0
178 /* BRAM size - will be generated */
179 #define CONFIG_SYS_INIT_RAM_SIZE 0x100000
181 # define CONFIG_SPL_STACK_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
182 CONFIG_SYS_INIT_RAM_SIZE)
184 /* Just for sure that there is a space for stack */
185 #define CONFIG_SPL_STACK_SIZE 0x100
187 #define CONFIG_SPL_MAX_FOOTPRINT (CONFIG_SYS_INIT_RAM_SIZE - \
188 CONFIG_SYS_INIT_RAM_ADDR - \
189 CONFIG_SYS_MALLOC_F_LEN - \
190 CONFIG_SPL_STACK_SIZE)
192 #endif /* __CONFIG_H */