1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * (C) Copyright 2007-2010 Michal Simek
5 * Michal SIMEK <monstr@monstr.eu>
11 #include "../board/xilinx/microblaze-generic/xparameters.h"
14 #define MICROBLAZE_V5 1
16 #define CONFIG_SYS_BOOTM_LEN (64 * 1024 * 1024)
18 /* linear and spi flash memory */
19 #ifdef XILINX_FLASH_START
22 #undef RAMENV /* hold environment in flash */
26 #define RAMENV /* hold environment in RAM */
30 /* The following table includes the supported baudrates */
31 # define CONFIG_SYS_BAUDRATE_TABLE \
32 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
34 /* setting reset address */
35 /*#define CONFIG_SYS_RESET_ADDRESS CONFIG_SYS_TEXT_BASE*/
37 #define CONFIG_SYS_MALLOC_LEN 0xC0000
39 /* Stack location before relocation */
40 #define CONFIG_SYS_INIT_SP_OFFSET (CONFIG_SYS_TEXT_BASE - \
41 CONFIG_SYS_MALLOC_F_LEN)
44 * CFI flash memory layout - Example
45 * CONFIG_SYS_FLASH_BASE = 0x2200_0000;
46 * CONFIG_SYS_FLASH_SIZE = 0x0080_0000; 8MB
48 * SECT_SIZE = 0x20000; 128kB is one sector
49 * CONFIG_ENV_SIZE = SECT_SIZE; 128kB environment store
51 * 0x2200_0000 CONFIG_SYS_FLASH_BASE
53 * 0x2204_0000 CONFIG_ENV_ADDR
57 * 0x2280_0000 CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE
62 # define CONFIG_SYS_FLASH_BASE XILINX_FLASH_START
63 # define CONFIG_SYS_FLASH_SIZE XILINX_FLASH_SIZE
65 # define CONFIG_SYS_FLASH_EMPTY_INFO 1
66 /* max number of memory banks */
67 # define CONFIG_SYS_MAX_FLASH_BANKS 1
68 /* max number of sectors on one chip */
69 # define CONFIG_SYS_MAX_FLASH_SECT 512
72 #define XILINX_USE_ICACHE 1
73 #define XILINX_USE_DCACHE 1
75 #if defined(XILINX_USE_ICACHE)
76 # define CONFIG_ICACHE
81 #if defined(XILINX_USE_DCACHE)
82 # define CONFIG_DCACHE
87 #ifndef XILINX_DCACHE_BYTE_SIZE
88 #define XILINX_DCACHE_BYTE_SIZE 32768
94 #define CONFIG_BOOTP_BOOTFILESIZE
96 /* size of console buffer */
97 #define CONFIG_SYS_CBSIZE 512
98 /* max number of command args */
99 #define CONFIG_SYS_MAXARGS 15
100 /* default load address */
101 #define CONFIG_SYS_LOAD_ADDR 0
103 #define CONFIG_HOSTNAME "microblaze-generic"
105 /* architecture dependent code */
106 #define CONFIG_SYS_USR_EXCEP /* user exception */
108 #if defined(CONFIG_CMD_PXE) && defined(CONFIG_CMD_DHCP)
109 #define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na)
111 #define BOOT_TARGET_DEVICES_PXE(func)
114 #if defined(CONFIG_CMD_DHCP)
115 #define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na)
117 #define BOOT_TARGET_DEVICES_DHCP(func)
120 #if defined(CONFIG_SPI_FLASH)
121 # define BOOT_TARGET_DEVICES_QSPI(func) func(QSPI, qspi, na)
123 # define BOOT_TARGET_DEVICES_QSPI(func)
126 #define BOOTENV_DEV_QSPI(devtypeu, devtypel, instance) \
127 "bootcmd_qspi=sf probe 0 0 0 && " \
128 "sf read ${scriptaddr} ${script_offset_f} ${script_size_f} && " \
129 "echo QSPI: Trying to boot script at ${scriptaddr} && " \
130 "source ${scriptaddr}; echo QSPI: SCRIPT FAILED: continuing...;\0"
132 #define BOOTENV_DEV_NAME_QSPI(devtypeu, devtypel, instance) \
135 #define BOOT_TARGET_DEVICES_JTAG(func) func(JTAG, jtag, na)
137 #define BOOTENV_DEV_JTAG(devtypeu, devtypel, instance) \
138 "bootcmd_jtag=echo JTAG: Trying to boot script at ${scriptaddr} && " \
139 "source ${scriptaddr}; echo JTAG: SCRIPT FAILED: continuing...;\0"
141 #define BOOTENV_DEV_NAME_JTAG(devtypeu, devtypel, instance) \
144 #define BOOT_TARGET_DEVICES(func) \
145 BOOT_TARGET_DEVICES_JTAG(func) \
146 BOOT_TARGET_DEVICES_QSPI(func) \
147 BOOT_TARGET_DEVICES_DHCP(func) \
148 BOOT_TARGET_DEVICES_PXE(func)
150 #include <config_distro_bootcmd.h>
152 #ifndef CONFIG_EXTRA_ENV_SETTINGS
153 #define CONFIG_EXTRA_ENV_SETTINGS \
156 "mtdparts=mtdparts=flash-0:"\
157 "256k(u-boot),256k(env),3m(kernel),"\
158 "1m(romfs),1m(cramfs),-(jffs2)\0"\
159 "nc=setenv stdout nc;"\
160 "setenv stdin nc\0" \
161 "serial=setenv stdout serial;"\
162 "setenv stdin serial\0"\
163 "script_size_f=0x40000\0"\
167 #if defined(CONFIG_XILINX_AXIEMAC)
168 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 1
173 #ifdef CONFIG_SYS_FLASH_BASE
174 # define CONFIG_SYS_UBOOT_BASE CONFIG_SYS_FLASH_BASE
177 /* for booting directly linux */
179 #define CONFIG_SYS_FDT_BASE (CONFIG_SYS_FLASH_BASE + \
181 #define CONFIG_SYS_FDT_SIZE (16 << 10)
182 #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_TEXT_BASE + \
185 /* SP location before relocation, must use scratch RAM */
187 #define CONFIG_SYS_INIT_RAM_ADDR 0x0
188 /* BRAM size - will be generated */
189 #define CONFIG_SYS_INIT_RAM_SIZE 0x100000
191 # define CONFIG_SPL_STACK_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
192 CONFIG_SYS_INIT_RAM_SIZE)
194 /* Just for sure that there is a space for stack */
195 #define CONFIG_SPL_STACK_SIZE 0x100
197 #define CONFIG_SPL_MAX_FOOTPRINT (CONFIG_SYS_INIT_RAM_SIZE - \
198 CONFIG_SYS_INIT_RAM_ADDR - \
199 CONFIG_SYS_MALLOC_F_LEN - \
200 CONFIG_SPL_STACK_SIZE)
202 #endif /* __CONFIG_H */