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Diffstat (limited to 'include/configs/microblaze-generic.h')
| -rw-r--r-- | include/configs/microblaze-generic.h | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/include/configs/microblaze-generic.h b/include/configs/microblaze-generic.h new file mode 100644 index 0000000..f1d0def --- /dev/null +++ b/include/configs/microblaze-generic.h @@ -0,0 +1,198 @@ +/* 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 +# define CONFIG_ENV_SIZE 0x1000 +# define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE) + +# else /* FLASH && !RAMENV */ +/* 128K(one sector) for env */ +# define CONFIG_ENV_SECT_SIZE 0x20000 +# define CONFIG_ENV_ADDR \ + (CONFIG_SYS_FLASH_BASE + (2 * CONFIG_ENV_SECT_SIZE)) +# define CONFIG_ENV_SIZE 0x20000 +# endif /* FLASH && !RAMBOOT */ +#else /* !FLASH */ + +#ifdef SPIFLASH +# ifdef RAMENV +# define CONFIG_ENV_SIZE 0x1000 +# define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE) + +# else /* SPIFLASH && !RAMENV */ +/* 128K(two sectors) for env */ +# define CONFIG_ENV_SECT_SIZE 0x10000 +# define CONFIG_ENV_SIZE (2 * CONFIG_ENV_SECT_SIZE) +/* Warning: adjust the offset in respect of other flash content and size */ +# define CONFIG_ENV_OFFSET (128 * CONFIG_ENV_SECT_SIZE) /* at 8MB */ +# endif /* SPIFLASH && !RAMBOOT */ +#else /* !SPIFLASH */ + +/* ENV in RAM */ +# define CONFIG_ENV_SIZE 0x1000 +# define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE) +#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 */ |