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- /* SPDX-License-Identifier: GPL-2.0+ */
- /*
- * (C) Copyright 2007-2010 Michal Simek
- *
- * Michal SIMEK <monstr@monstr.eu>
- */
- #ifndef __CONFIG_H
- #define __CONFIG_H
- #include "../board/xilinx/microblaze-generic/xparameters.h"
- /* MicroBlaze CPU */
- #define MICROBLAZE_V5 1
- #define CONFIG_SYS_BOOTM_LEN (64 * 1024 * 1024)
- /* linear and spi flash memory */
- #ifdef XILINX_FLASH_START
- #define FLASH
- #undef SPIFLASH
- #undef RAMENV /* hold environment in flash */
- #else
- #undef FLASH
- #undef SPIFLASH
- #define RAMENV /* hold environment in RAM */
- #endif
- /* uart */
- /* The following table includes the supported baudrates */
- # define CONFIG_SYS_BAUDRATE_TABLE \
- {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
- /* setting reset address */
- /*#define CONFIG_SYS_RESET_ADDRESS CONFIG_SYS_TEXT_BASE*/
- #define CONFIG_SYS_MALLOC_LEN 0xC0000
- /* Stack location before relocation */
- #define CONFIG_SYS_INIT_SP_OFFSET (CONFIG_SYS_TEXT_BASE - \
- CONFIG_SYS_MALLOC_F_LEN)
- /*
- * CFI flash memory layout - Example
- * CONFIG_SYS_FLASH_BASE = 0x2200_0000;
- * CONFIG_SYS_FLASH_SIZE = 0x0080_0000; 8MB
- *
- * SECT_SIZE = 0x20000; 128kB is one sector
- * CONFIG_ENV_SIZE = SECT_SIZE; 128kB environment store
- *
- * 0x2200_0000 CONFIG_SYS_FLASH_BASE
- * FREE 256kB
- * 0x2204_0000 CONFIG_ENV_ADDR
- * ENV_AREA 128kB
- * 0x2206_0000
- * FREE
- * 0x2280_0000 CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE
- *
- */
- #ifdef FLASH
- # define CONFIG_SYS_FLASH_BASE XILINX_FLASH_START
- # define CONFIG_SYS_FLASH_SIZE XILINX_FLASH_SIZE
- /* ?empty sector */
- # define CONFIG_SYS_FLASH_EMPTY_INFO 1
- /* max number of memory banks */
- # define CONFIG_SYS_MAX_FLASH_BANKS 1
- /* max number of sectors on one chip */
- # define CONFIG_SYS_MAX_FLASH_SECT 512
- /* hardware flash protection */
- /* use buffered writes (20x faster) */
- # ifdef RAMENV
- # else /* FLASH && !RAMENV */
- /* 128K(one sector) for env */
- # endif /* FLASH && !RAMBOOT */
- #else /* !FLASH */
- #ifdef SPIFLASH
- # ifdef RAMENV
- # else /* SPIFLASH && !RAMENV */
- /* 128K(two sectors) for env */
- /* Warning: adjust the offset in respect of other flash content and size */
- # endif /* SPIFLASH && !RAMBOOT */
- #else /* !SPIFLASH */
- /* ENV in RAM */
- #endif /* !SPIFLASH */
- #endif /* !FLASH */
- #define XILINX_USE_ICACHE 1
- #define XILINX_USE_DCACHE 1
- #if defined(XILINX_USE_ICACHE)
- # define CONFIG_ICACHE
- #else
- # undef CONFIG_ICACHE
- #endif
- #if defined(XILINX_USE_DCACHE)
- # define CONFIG_DCACHE
- #else
- # undef CONFIG_DCACHE
- #endif
- #ifndef XILINX_DCACHE_BYTE_SIZE
- #define XILINX_DCACHE_BYTE_SIZE 32768
- #endif
- /*
- * BOOTP options
- */
- #define CONFIG_BOOTP_BOOTFILESIZE
- #if defined(CONFIG_MTD_PARTITIONS)
- /* MTD partitions */
- /* default mtd partition table */
- #endif
- /* size of console buffer */
- #define CONFIG_SYS_CBSIZE 512
- /* max number of command args */
- #define CONFIG_SYS_MAXARGS 15
- /* default load address */
- #define CONFIG_SYS_LOAD_ADDR 0
- #define CONFIG_HOSTNAME "microblaze-generic"
- #define CONFIG_BOOTCOMMAND "base 0;tftp 11000000 image.img;bootm"
- /* architecture dependent code */
- #define CONFIG_SYS_USR_EXCEP /* user exception */
- #ifndef CONFIG_EXTRA_ENV_SETTINGS
- #define CONFIG_EXTRA_ENV_SETTINGS "unlock=yes\0" \
- "nor0=flash-0\0"\
- "mtdparts=mtdparts=flash-0:"\
- "256k(u-boot),256k(env),3m(kernel),"\
- "1m(romfs),1m(cramfs),-(jffs2)\0"\
- "nc=setenv stdout nc;"\
- "setenv stdin nc\0" \
- "serial=setenv stdout serial;"\
- "setenv stdin serial\0"
- #endif
- #if defined(CONFIG_XILINX_AXIEMAC)
- # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 1
- #endif
- /* SPL part */
- #ifdef CONFIG_SYS_FLASH_BASE
- # define CONFIG_SYS_UBOOT_BASE CONFIG_SYS_FLASH_BASE
- #endif
- /* for booting directly linux */
- #define CONFIG_SYS_FDT_BASE (CONFIG_SYS_FLASH_BASE + \
- 0x40000)
- #define CONFIG_SYS_FDT_SIZE (16 << 10)
- #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_TEXT_BASE + \
- 0x1000000)
- /* SP location before relocation, must use scratch RAM */
- /* BRAM start */
- #define CONFIG_SYS_INIT_RAM_ADDR 0x0
- /* BRAM size - will be generated */
- #define CONFIG_SYS_INIT_RAM_SIZE 0x100000
- # define CONFIG_SPL_STACK_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
- CONFIG_SYS_INIT_RAM_SIZE - \
- CONFIG_SYS_MALLOC_F_LEN)
- /* Just for sure that there is a space for stack */
- #define CONFIG_SPL_STACK_SIZE 0x100
- #define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE
- #define CONFIG_SPL_MAX_FOOTPRINT (CONFIG_SYS_INIT_RAM_SIZE - \
- CONFIG_SYS_INIT_RAM_ADDR - \
- CONFIG_SYS_MALLOC_F_LEN - \
- CONFIG_SPL_STACK_SIZE)
- #endif /* __CONFIG_H */
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