[U-Boot-Users] [ARM] TI DaVinci support, hopefully final [5/5]
Stefan Roese
sr at denx.de
Fri Aug 10 06:42:52 CEST 2007
On Wednesday 08 August 2007, Dirk Behme wrote:
> ksi at koi8.net wrote:
> > Signed-off-by: Sergey Kubushyn <ksi at koi8.net>
>
> Acked-by: Dirk Behme <dirk.behme at gmail.com>
Acked-by: Stefan Roese <sr at denx.de>
> > diff -purN u-boot.git.orig/include/configs/davinci_dvevm.h
> > u-boot.git/include/configs/davinci_dvevm.h ---
> > u-boot.git.orig/include/configs/davinci_dvevm.h 1969-12-31
> > 16:00:00.000000000 -0800 +++
> > u-boot.git/include/configs/davinci_dvevm.h 2007-08-07 10:15:34.000000000
> > -0700 @@ -0,0 +1,214 @@
> > +/*
> > + * Copyright (C) 2007 Sergey Kubushyn <ksi at koi8.net>
> > + *
> > + * This program is free software; you can redistribute it and/or
> > + * modify it under the terms of the GNU General Public License as
> > + * published by the Free Software Foundation; either version 2 of
> > + * the License, or (at your option) any later version.
> > + *
> > + * This program is distributed in the hope that it will be useful,
> > + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> > + * GNU General Public License for more details.
> > + *
> > + * You should have received a copy of the GNU General Public License
> > + * along with this program; if not, write to the Free Software
> > + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> > + * MA 02111-1307 USA
> > + */
> > +
> > +#ifndef __CONFIG_H
> > +#define __CONFIG_H
> > +#include <asm/sizes.h>
> > +
> > +/*
> > + * Define this to make U-Boot skip low level initialization when loaded
> > + * by initial bootloader. Not required by NAND U-Boot version but IS
> > + * required for a NOR version used to burn the real NOR U-Boot into
> > + * NOR Flash. NAND and NOR support for DaVinci chips is mutually
> > exclusive + * so it is NOT possible to build a U-Boot with both NAND and
> > NOR routines. + * NOR U-Boot is loaded directly from Flash so it must
> > perform all the + * low level initialization itself. NAND version is
> > loaded by an initial + * bootloader (UBL in TI-ese) that performs such an
> > initialization so it's + * skipped in NAND version. The third DaVinci
> > boot mode loads a bootloader + * via UART0 and that bootloader in turn
> > loads and runs U-Boot (or whatever) + * performing low level init prior
> > to loading. All that means we can NOT use + * NAND version to put U-Boot
> > into NOR because it doesn't have NOR support and + * we can NOT use NOR
> > version because it performs low level initialization + * effectively
> > destroying itself in DDR memory. That's why a separate NOR + * version
> > with this define is needed. It is loaded via UART, then one uses + * it
> > to somehow download a proper NOR version built WITHOUT this define to + *
> > RAM (tftp?) and burn it to NOR Flash. I would be probably able to squeeze
> > + * NOR support into the initial bootloader so it won't be needed but
> > DaVinci + * static RAM might be too small for this (I have something like
> > 2Kbytes left + * as of now, without NOR support) so this might've not
> > happened... + *
> > +#define CONFIG_NOR_UART_BOOT
> > + */
> > +
> > +/*=======*/
> > +/* Board */
> > +/*=======*/
> > +#define DV_EVM
> > +#define CFG_NAND_SMALLPAGE
> > +#define CFG_USE_NOR
> > +/*===================*/
> > +/* SoC Configuration */
> > +/*===================*/
> > +#define CONFIG_ARM926EJS /* arm926ejs CPU core */
> > +#define CONFIG_SYS_CLK_FREQ 297000000 /* Arm Clock frequency */
> > +#define CFG_TIMERBASE 0x01c21400 /* use timer 0 */
> > +#define CFG_HZ_CLOCK 27000000 /* Timer Input clock freq */
> > +#define CFG_HZ 1000
> > +/*====================================================*/
> > +/* EEPROM definitions for Atmel 24C256BN SEEPROM chip */
> > +/* on Sonata/DV_EVM board. No EEPROM on schmoogie. */
> > +/*====================================================*/
> > +#define CFG_I2C_EEPROM_ADDR_LEN 2
> > +#define CFG_I2C_EEPROM_ADDR 0x50
> > +#define CFG_EEPROM_PAGE_WRITE_BITS 6
> > +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 20
> > +/*=============*/
> > +/* Memory Info */
> > +/*=============*/
> > +#define CFG_MALLOC_LEN (0x10000 + 128*1024) /* malloc() len */
> > +#define CFG_GBL_DATA_SIZE 128 /* reserved for initial data */
> > +#define CFG_MEMTEST_START 0x80000000 /* memtest start address */
> > +#define CFG_MEMTEST_END 0x81000000 /* 16MB RAM test */
> > +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
> > +#define CONFIG_STACKSIZE (256*1024) /* regular stack */
> > +#define PHYS_SDRAM_1 0x80000000 /* DDR Start */
> > +#define PHYS_SDRAM_1_SIZE 0x10000000 /* DDR size 256MB */
> > +#define DDR_8BANKS /* 8-bank DDR2 (256MB) */
> > +/*====================*/
> > +/* Serial Driver info */
> > +/*====================*/
> > +#define CFG_NS16550
> > +#define CFG_NS16550_SERIAL
> > +#define CFG_NS16550_REG_SIZE 4 /* NS16550 register size */
> > +#define CFG_NS16550_COM1 0x01c20000 /* Base address of UART0 */
> > +#define CFG_NS16550_CLK 27000000 /* Input clock to NS16550 */
> > +#define CONFIG_CONS_INDEX 1 /* use UART0 for console */
> > +#define CONFIG_BAUDRATE 115200 /* Default baud rate */
> > +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
> > +/*===================*/
> > +/* I2C Configuration */
> > +/*===================*/
> > +#define CONFIG_HARD_I2C
> > +#define CONFIG_DRIVER_DAVINCI_I2C
> > +#define CFG_I2C_SPEED 80000 /* 100Kbps won't work, silicon bug */
> > +#define CFG_I2C_SLAVE 10 /* Bogus, master-only in U-Boot */
> > +/*==================================*/
> > +/* Network & Ethernet Configuration */
> > +/*==================================*/
> > +#define CONFIG_DRIVER_TI_EMAC
> > +#define CONFIG_MII
> > +#define CONFIG_BOOTP_DEFAULT
> > +#define CONFIG_BOOTP_DNS
> > +#define CONFIG_BOOTP_DNS2
> > +#define CONFIG_BOOTP_SEND_HOSTNAME
> > +#define CONFIG_NET_RETRY_COUNT 10
> > +/*=====================*/
> > +/* Flash & Environment */
> > +/*=====================*/
> > +#ifdef CFG_USE_NAND
> > +#undef CFG_ENV_IS_IN_FLASH
> > +#define CFG_NO_FLASH
> > +#define CFG_ENV_IS_IN_NAND /* U-Boot env in NAND Flash */
> > +#ifdef CFG_NAND_SMALLPAGE
> > +#define CFG_ENV_SECT_SIZE 512 /* Env sector Size */
> > +#define CFG_ENV_SIZE SZ_16K
> > +#else
> > +#define CFG_ENV_SECT_SIZE 2048 /* Env sector Size */
> > +#define CFG_ENV_SIZE SZ_128K
> > +#endif
> > +#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
> > +#define CONFIG_SKIP_RELOCATE_UBOOT /* to a proper address, init done */
> > +#define CFG_NAND_BASE 0x02000000
> > +#define CFG_NAND_HW_ECC
> > +#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
> > +#define NAND_MAX_CHIPS 1
> > +#define CFG_ENV_OFFSET 0x0 /* Block 0--not used by bootcode */
> > +#define DEF_BOOTM ""
> > +#elif defined(CFG_USE_NOR)
> > +#ifdef CONFIG_NOR_UART_BOOT
> > +#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
> > +#define CONFIG_SKIP_RELOCATE_UBOOT /* to a proper address, init done */
> > +#else
> > +#undef CONFIG_SKIP_LOWLEVEL_INIT
> > +#undef CONFIG_SKIP_RELOCATE_UBOOT
> > +#endif
> > +#define CFG_ENV_IS_IN_FLASH
> > +#undef CFG_NO_FLASH
> > +#define CFG_FLASH_CFI_DRIVER
> > +#define CFG_FLASH_CFI
> > +#define CFG_MAX_FLASH_BANKS 1 /* max number of flash banks */
> > +#define CFG_FLASH_SECT_SZ 0x10000 /* 64KB sect size AMD Flash */
> > +#define CFG_ENV_OFFSET (CFG_FLASH_SECT_SZ*3)
> > +#define PHYS_FLASH_1 0x02000000 /* CS2 Base address */
> > +#define CFG_FLASH_BASE PHYS_FLASH_1 /* Flash Base for U-Boot */
> > +#define PHYS_FLASH_SIZE 0x2000000 /* Flash size 32MB */
> > +#define CFG_MAX_FLASH_SECT (PHYS_FLASH_SIZE/CFG_FLASH_SECT_SZ)
> > +#define CFG_ENV_SECT_SIZE CFG_FLASH_SECT_SZ /* Env sector Size */
> > +#endif
> > +/*==============================*/
> > +/* U-Boot general configuration */
> > +/*==============================*/
> > +#undef CONFIG_USE_IRQ /* No IRQ/FIQ in U-Boot */
> > +#define CONFIG_MISC_INIT_R
> > +#undef CONFIG_BOOTDELAY
> > +#define CONFIG_BOOTFILE "uImage" /* Boot file name */
> > +#define CFG_PROMPT "U-Boot > " /* Monitor Command Prompt */
> > +#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
> > +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buffer
> > sz */ +#define CFG_MAXARGS 16 /* max number of command args */
> > +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
> > +#define CFG_LOAD_ADDR 0x80700000 /* default Linux kernel load address
> > */ +#define CONFIG_VERSION_VARIABLE
> > +#define CONFIG_AUTO_COMPLETE /* Won't work with hush so far, may be
> > later */ +#define CFG_HUSH_PARSER
> > +#define CFG_PROMPT_HUSH_PS2 "> "
> > +#define CONFIG_CMDLINE_EDITING
> > +#define CFG_LONGHELP
> > +#define CONFIG_CRC32_VERIFY
> > +#define CONFIG_MX_CYCLIC
> > +/*===================*/
> > +/* Linux Information */
> > +/*===================*/
> > +#define LINUX_BOOT_PARAM_ADDR 0x80000100
> > +#define CONFIG_CMDLINE_TAG
> > +#define CONFIG_SETUP_MEMORY_TAGS
> > +#define CONFIG_BOOTARGS "mem=120M console=ttyS0,115200n8 root=/dev/hda1
> > rw noinitrd ip=dhcp" +#define CONFIG_BOOTCOMMAND "setenv setboot setenv
> > bootargs \\$(bootargs) video=dm64xxfb:output=\\$(videostd);run setboot;
> > bootm 0x2050000" +/*=================*/
> > +/* U-Boot commands */
> > +/*=================*/
> > +#include <config_cmd_default.h>
> > +#define CONFIG_CMD_ASKENV
> > +#define CONFIG_CMD_DHCP
> > +#define CONFIG_CMD_DIAG
> > +#define CONFIG_CMD_I2C
> > +#define CONFIG_CMD_MII
> > +#define CONFIG_CMD_PING
> > +#define CONFIG_CMD_SAVES
> > +#define CONFIG_CMD_EEPROM
> > +#undef CONFIG_CMD_BDI
> > +#undef CONFIG_CMD_FPGA
> > +#undef CONFIG_CMD_SETGETDCR
> > +#ifdef CFG_USE_NAND
> > +#undef CONFIG_CMD_FLASH
> > +#undef CONFIG_CMD_IMLS
> > +#define CONFIG_CMD_NAND
> > +#elif defined(CFG_USE_NOR)
> > +#define CONFIG_CMD_JFFS2
> > +#else
> > +#error "Either CFG_USE_NAND or CFG_USE_NOR _MUST_ be defined !!!"
> > +#endif
> > +/*=======================*/
> > +/* KGDB support (if any) */
> > +/*=======================*/
> > +#ifdef CONFIG_CMD_KGDB
> > +#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
> > +#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
> > +#endif
> > +#endif /* __CONFIG_H */
> > diff -purN u-boot.git.orig/include/configs/davinci_schmoogie.h
> > u-boot.git/include/configs/davinci_schmoogie.h ---
> > u-boot.git.orig/include/configs/davinci_schmoogie.h 1969-12-31
> > 16:00:00.000000000 -0800 +++
> > u-boot.git/include/configs/davinci_schmoogie.h 2007-08-07
> > 10:21:17.000000000 -0700 @@ -0,0 +1,157 @@
> > +/*
> > + * Copyright (C) 2007 Sergey Kubushyn <ksi at koi8.net>
> > + *
> > + * This program is free software; you can redistribute it and/or
> > + * modify it under the terms of the GNU General Public License as
> > + * published by the Free Software Foundation; either version 2 of
> > + * the License, or (at your option) any later version.
> > + *
> > + * This program is distributed in the hope that it will be useful,
> > + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> > + * GNU General Public License for more details.
> > + *
> > + * You should have received a copy of the GNU General Public License
> > + * along with this program; if not, write to the Free Software
> > + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> > + * MA 02111-1307 USA
> > + */
> > +
> > +#ifndef __CONFIG_H
> > +#define __CONFIG_H
> > +#include <asm/sizes.h>
> > +
> > +/*=======*/
> > +/* Board */
> > +/*=======*/
> > +#define SCHMOOGIE
> > +#define CFG_NAND_LARGEPAGE
> > +#define CFG_USE_NAND
> > +/*===================*/
> > +/* SoC Configuration */
> > +/*===================*/
> > +#define CONFIG_ARM926EJS /* arm926ejs CPU core */
> > +#define CONFIG_SYS_CLK_FREQ 297000000 /* Arm Clock frequency */
> > +#define CFG_TIMERBASE 0x01c21400 /* use timer 0 */
> > +#define CFG_HZ_CLOCK 27000000 /* Timer Input clock freq */
> > +#define CFG_HZ 1000
> > +/*=============*/
> > +/* Memory Info */
> > +/*=============*/
> > +#define CFG_MALLOC_LEN (0x10000 + 256*1024) /* malloc() len */
> > +#define CFG_GBL_DATA_SIZE 128 /* reserved for initial data */
> > +#define CFG_MEMTEST_START 0x80000000 /* memtest start address */
> > +#define CFG_MEMTEST_END 0x81000000 /* 16MB RAM test */
> > +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
> > +#define CONFIG_STACKSIZE (256*1024) /* regular stack */
> > +#define PHYS_SDRAM_1 0x80000000 /* DDR Start */
> > +#define PHYS_SDRAM_1_SIZE 0x08000000 /* DDR size 128MB */
> > +#define DDR_4BANKS /* 4-bank DDR2 (128MB) */
> > +/*====================*/
> > +/* Serial Driver info */
> > +/*====================*/
> > +#define CFG_NS16550
> > +#define CFG_NS16550_SERIAL
> > +#define CFG_NS16550_REG_SIZE 4 /* NS16550 register size */
> > +#define CFG_NS16550_COM1 0x01c20000 /* Base address of UART0 */
> > +#define CFG_NS16550_CLK 27000000 /* Input clock to NS16550 */
> > +#define CONFIG_CONS_INDEX 1 /* use UART0 for console */
> > +#define CONFIG_BAUDRATE 115200 /* Default baud rate */
> > +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
> > +/*===================*/
> > +/* I2C Configuration */
> > +/*===================*/
> > +#define CONFIG_HARD_I2C
> > +#define CONFIG_DRIVER_DAVINCI_I2C
> > +#define CFG_I2C_SPEED 80000 /* 100Kbps won't work, silicon bug */
> > +#define CFG_I2C_SLAVE 10 /* Bogus, master-only in U-Boot */
> > +/*==================================*/
> > +/* Network & Ethernet Configuration */
> > +/*==================================*/
> > +#define CONFIG_DRIVER_TI_EMAC
> > +#define CONFIG_MII
> > +#define CONFIG_BOOTP_DEFAULT
> > +#define CONFIG_BOOTP_DNS
> > +#define CONFIG_BOOTP_DNS2
> > +#define CONFIG_BOOTP_SEND_HOSTNAME
> > +#define CONFIG_NET_RETRY_COUNT 10
> > +#define CONFIG_OVERWRITE_ETHADDR_ONCE
> > +/*=====================*/
> > +/* Flash & Environment */
> > +/*=====================*/
> > +#undef CFG_ENV_IS_IN_FLASH
> > +#define CFG_NO_FLASH
> > +#define CFG_ENV_IS_IN_NAND /* U-Boot env in NAND Flash */
> > +#define CFG_ENV_SECT_SIZE 2048 /* Env sector Size */
> > +#define CFG_ENV_SIZE SZ_128K
> > +#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
> > +#define CONFIG_SKIP_RELOCATE_UBOOT /* to a proper address, init done */
> > +#define CFG_NAND_BASE 0x02000000
> > +#define CFG_NAND_HW_ECC
> > +#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
> > +#define NAND_MAX_CHIPS 1
> > +#define CFG_ENV_OFFSET 0x0 /* Block 0--not used by bootcode */
> > +/*=====================*/
> > +/* Board related stuff */
> > +/*=====================*/
> > +#define CONFIG_RTC_DS1307 /* RTC chip on SCHMOOGIE */
> > +#define CFG_I2C_RTC_ADDR 0x6f /* RTC chip I2C address */
> > +#define CONFIG_HAS_UID
> > +#define CONFIG_UID_DS28CM00 /* Unique ID on SCHMOOGIE */
> > +#define CFG_UID_ADDR 0x50 /* UID chip I2C address */
> > +/*==============================*/
> > +/* U-Boot general configuration */
> > +/*==============================*/
> > +#undef CONFIG_USE_IRQ /* No IRQ/FIQ in U-Boot */
> > +#define CONFIG_MISC_INIT_R
> > +#undef CONFIG_BOOTDELAY
> > +#define CONFIG_BOOTFILE "uImage" /* Boot file name */
> > +#define CFG_PROMPT "U-Boot > " /* Monitor Command Prompt */
> > +#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
> > +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buffer
> > sz */ +#define CFG_MAXARGS 16 /* max number of command args */
> > +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
> > +#define CFG_LOAD_ADDR 0x80700000 /* default Linux kernel load address
> > */ +#define CONFIG_VERSION_VARIABLE
> > +#define CONFIG_AUTO_COMPLETE /* Won't work with hush so far, may be
> > later */ +#define CFG_HUSH_PARSER
> > +#define CFG_PROMPT_HUSH_PS2 "> "
> > +#define CONFIG_CMDLINE_EDITING
> > +#define CFG_LONGHELP
> > +#define CONFIG_CRC32_VERIFY
> > +#define CONFIG_MX_CYCLIC
> > +/*===================*/
> > +/* Linux Information */
> > +/*===================*/
> > +#define LINUX_BOOT_PARAM_ADDR 0x80000100
> > +#define CONFIG_CMDLINE_TAG
> > +#define CONFIG_SETUP_MEMORY_TAGS
> > +#define CONFIG_BOOTARGS "mem=56M console=ttyS0,115200n8 root=/dev/hda1
> > rw noinitrd ip=dhcp" +#define CONFIG_BOOTCOMMAND "setenv setboot setenv
> > bootargs \\$(bootargs) video=dm64xxfb:output=\\$(videostd);run setboot"
> > +/*=================*/
> > +/* U-Boot commands */
> > +/*=================*/
> > +#include <config_cmd_default.h>
> > +#define CONFIG_CMD_ASKENV
> > +#define CONFIG_CMD_DHCP
> > +#define CONFIG_CMD_DIAG
> > +#define CONFIG_CMD_I2C
> > +#define CONFIG_CMD_MII
> > +#define CONFIG_CMD_PING
> > +#define CONFIG_CMD_SAVES
> > +#define CONFIG_CMD_DATE
> > +#define CONFIG_CMD_NAND
> > +#undef CONFIG_CMD_EEPROM
> > +#undef CONFIG_CMD_BDI
> > +#undef CONFIG_CMD_FPGA
> > +#undef CONFIG_CMD_SETGETDCR
> > +#undef CONFIG_CMD_FLASH
> > +#undef CONFIG_CMD_IMLS
> > +/*=======================*/
> > +/* KGDB support (if any) */
> > +/*=======================*/
> > +#ifdef CONFIG_CMD_KGDB
> > +#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
> > +#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
> > +#endif
> > +#endif /* __CONFIG_H */
> > diff -purN u-boot.git.orig/include/configs/davinci_sonata.h
> > u-boot.git/include/configs/davinci_sonata.h ---
> > u-boot.git.orig/include/configs/davinci_sonata.h 1969-12-31
> > 16:00:00.000000000 -0800 +++
> > u-boot.git/include/configs/davinci_sonata.h 2007-08-07 10:15:34.000000000
> > -0700 @@ -0,0 +1,209 @@
> > +/*
> > + * Copyright (C) 2007 Sergey Kubushyn <ksi at koi8.net>
> > + *
> > + * This program is free software; you can redistribute it and/or
> > + * modify it under the terms of the GNU General Public License as
> > + * published by the Free Software Foundation; either version 2 of
> > + * the License, or (at your option) any later version.
> > + *
> > + * This program is distributed in the hope that it will be useful,
> > + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> > + * GNU General Public License for more details.
> > + *
> > + * You should have received a copy of the GNU General Public License
> > + * along with this program; if not, write to the Free Software
> > + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> > + * MA 02111-1307 USA
> > + */
> > +
> > +#ifndef __CONFIG_H
> > +#define __CONFIG_H
> > +#include <asm/sizes.h>
> > +
> > +/*
> > + * Define this to make U-Boot skip low level initialization when loaded
> > + * by initial bootloader. Not required by NAND U-Boot version but IS
> > + * required for a NOR version used to burn the real NOR U-Boot into
> > + * NOR Flash. NAND and NOR support for DaVinci chips is mutually
> > exclusive + * so it is NOT possible to build a U-Boot with both NAND and
> > NOR routines. + * NOR U-Boot is loaded directly from Flash so it must
> > perform all the + * low level initialization itself. NAND version is
> > loaded by an initial + * bootloader (UBL in TI-ese) that performs such an
> > initialization so it's + * skipped in NAND version. The third DaVinci
> > boot mode loads a bootloader + * via UART0 and that bootloader in turn
> > loads and runs U-Boot (or whatever) + * performing low level init prior
> > to loading. All that means we can NOT use + * NAND version to put U-Boot
> > into NOR because it doesn't have NOR support and + * we can NOT use NOR
> > version because it performs low level initialization + * effectively
> > destroying itself in DDR memory. That's why a separate NOR + * version
> > with this define is needed. It is loaded via UART, then one uses + * it
> > to somehow download a proper NOR version built WITHOUT this define to + *
> > RAM (tftp?) and burn it to NOR Flash. I would be probably able to squeeze
> > + * NOR support into the initial bootloader so it won't be needed but
> > DaVinci + * static RAM might be too small for this (I have something like
> > 2Kbytes left + * as of now, without NOR support) so this might've not
> > happened... + *
> > +#define CONFIG_NOR_UART_BOOT
> > + */
> > +
> > +/*=======*/
> > +/* Board */
> > +/*=======*/
> > +#define SONATA_BOARD
> > +#define CFG_NAND_SMALLPAGE
> > +#define CFG_USE_NOR
> > +/*===================*/
> > +/* SoC Configuration */
> > +/*===================*/
> > +#define CONFIG_ARM926EJS /* arm926ejs CPU core */
> > +#define CONFIG_SYS_CLK_FREQ 297000000 /* Arm Clock frequency */
> > +#define CFG_TIMERBASE 0x01c21400 /* use timer 0 */
> > +#define CFG_HZ_CLOCK 27000000 /* Timer Input clock freq */
> > +#define CFG_HZ 1000
> > +/*====================================================*/
> > +/* EEPROM definitions for Atmel 24C256BN SEEPROM chip */
> > +/* on Sonata/DV_EVM board. No EEPROM on schmoogie. */
> > +/*====================================================*/
> > +#define CFG_I2C_EEPROM_ADDR_LEN 2
> > +#define CFG_I2C_EEPROM_ADDR 0x50
> > +#define CFG_EEPROM_PAGE_WRITE_BITS 6
> > +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 20
> > +/*=============*/
> > +/* Memory Info */
> > +/*=============*/
> > +#define CFG_MALLOC_LEN (0x10000 + 128*1024) /* malloc() len */
> > +#define CFG_GBL_DATA_SIZE 128 /* reserved for initial data */
> > +#define CFG_MEMTEST_START 0x80000000 /* memtest start address */
> > +#define CFG_MEMTEST_END 0x81000000 /* 16MB RAM test */
> > +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
> > +#define CONFIG_STACKSIZE (256*1024) /* regular stack */
> > +#define PHYS_SDRAM_1 0x80000000 /* DDR Start */
> > +#define PHYS_SDRAM_1_SIZE 0x08000000 /* DDR size 128MB */
> > +#define DDR_4BANKS /* 4-bank DDR2 (128MB) */
> > +/*====================*/
> > +/* Serial Driver info */
> > +/*====================*/
> > +#define CFG_NS16550
> > +#define CFG_NS16550_SERIAL
> > +#define CFG_NS16550_REG_SIZE 4 /* NS16550 register size */
> > +#define CFG_NS16550_COM1 0x01c20000 /* Base address of UART0 */
> > +#define CFG_NS16550_CLK 27000000 /* Input clock to NS16550 */
> > +#define CONFIG_CONS_INDEX 1 /* use UART0 for console */
> > +#define CONFIG_BAUDRATE 115200 /* Default baud rate */
> > +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
> > +/*===================*/
> > +/* I2C Configuration */
> > +/*===================*/
> > +#define CONFIG_HARD_I2C
> > +#define CONFIG_DRIVER_DAVINCI_I2C
> > +#define CFG_I2C_SPEED 80000 /* 100Kbps won't work, silicon bug */
> > +#define CFG_I2C_SLAVE 10 /* Bogus, master-only in U-Boot */
> > +/*==================================*/
> > +/* Network & Ethernet Configuration */
> > +/*==================================*/
> > +#define CONFIG_DRIVER_TI_EMAC
> > +#define CONFIG_MII
> > +#define CONFIG_BOOTP_DEFAULT
> > +#define CONFIG_BOOTP_DNS
> > +#define CONFIG_BOOTP_DNS2
> > +#define CONFIG_BOOTP_SEND_HOSTNAME
> > +#define CONFIG_NET_RETRY_COUNT 10
> > +/*=====================*/
> > +/* Flash & Environment */
> > +/*=====================*/
> > +#ifdef CFG_USE_NAND
> > +#undef CFG_ENV_IS_IN_FLASH
> > +#define CFG_NO_FLASH
> > +#define CFG_ENV_IS_IN_NAND /* U-Boot env in NAND Flash */
> > +#define CFG_ENV_SECT_SIZE 512 /* Env sector Size */
> > +#define CFG_ENV_SIZE SZ_16K
> > +#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
> > +#define CONFIG_SKIP_RELOCATE_UBOOT /* to a proper address, init done */
> > +#define CFG_NAND_BASE 0x02000000
> > +#define CFG_NAND_HW_ECC
> > +#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
> > +#define NAND_MAX_CHIPS 1
> > +#define CFG_ENV_OFFSET 0x0 /* Block 0--not used by bootcode */
> > +#define DEF_BOOTM ""
> > +#elif defined(CFG_USE_NOR)
> > +#ifdef CONFIG_NOR_UART_BOOT
> > +#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
> > +#define CONFIG_SKIP_RELOCATE_UBOOT /* to a proper address, init done */
> > +#else
> > +#undef CONFIG_SKIP_LOWLEVEL_INIT
> > +#undef CONFIG_SKIP_RELOCATE_UBOOT
> > +#endif
> > +#define CFG_ENV_IS_IN_FLASH
> > +#undef CFG_NO_FLASH
> > +#define CFG_FLASH_CFI_DRIVER
> > +#define CFG_FLASH_CFI
> > +#define CFG_MAX_FLASH_BANKS 1 /* max number of flash banks */
> > +#define CFG_FLASH_SECT_SZ 0x20000 /* 128KB sect size AMD Flash */
> > +#define CFG_ENV_OFFSET (CFG_FLASH_SECT_SZ*2)
> > +#define PHYS_FLASH_1 0x02000000 /* CS2 Base address */
> > +#define CFG_FLASH_BASE PHYS_FLASH_1 /* Flash Base for U-Boot */
> > +#define PHYS_FLASH_SIZE 0x2000000 /* Flash size 32MB */
> > +#define CFG_MAX_FLASH_SECT (PHYS_FLASH_SIZE/CFG_FLASH_SECT_SZ)
> > +#define CFG_ENV_SECT_SIZE CFG_FLASH_SECT_SZ /* Env sector Size */
> > +#endif
> > +/*==============================*/
> > +/* U-Boot general configuration */
> > +/*==============================*/
> > +#undef CONFIG_USE_IRQ /* No IRQ/FIQ in U-Boot */
> > +#define CONFIG_MISC_INIT_R
> > +#undef CONFIG_BOOTDELAY
> > +#define CONFIG_BOOTFILE "uImage" /* Boot file name */
> > +#define CFG_PROMPT "U-Boot > " /* Monitor Command Prompt */
> > +#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
> > +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buffer
> > sz */ +#define CFG_MAXARGS 16 /* max number of command args */
> > +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
> > +#define CFG_LOAD_ADDR 0x80700000 /* default Linux kernel load address
> > */ +#define CONFIG_VERSION_VARIABLE
> > +#define CONFIG_AUTO_COMPLETE /* Won't work with hush so far, may be
> > later */ +#define CFG_HUSH_PARSER
> > +#define CFG_PROMPT_HUSH_PS2 "> "
> > +#define CONFIG_CMDLINE_EDITING
> > +#define CFG_LONGHELP
> > +#define CONFIG_CRC32_VERIFY
> > +#define CONFIG_MX_CYCLIC
> > +/*===================*/
> > +/* Linux Information */
> > +/*===================*/
> > +#define LINUX_BOOT_PARAM_ADDR 0x80000100
> > +#define CONFIG_CMDLINE_TAG
> > +#define CONFIG_SETUP_MEMORY_TAGS
> > +#define CONFIG_BOOTARGS "mem=56M console=ttyS0,115200n8 root=/dev/hda1
> > rw noinitrd ip=dhcp" +#define CONFIG_BOOTCOMMAND "setenv setboot setenv
> > bootargs \\$(bootargs) video=dm64xxfb:output=\\$(videostd);run setboot;
> > bootm 0x2060000" +/*=================*/
> > +/* U-Boot commands */
> > +/*=================*/
> > +#include <config_cmd_default.h>
> > +#define CONFIG_CMD_ASKENV
> > +#define CONFIG_CMD_DHCP
> > +#define CONFIG_CMD_DIAG
> > +#define CONFIG_CMD_I2C
> > +#define CONFIG_CMD_MII
> > +#define CONFIG_CMD_PING
> > +#define CONFIG_CMD_SAVES
> > +#define CONFIG_CMD_EEPROM
> > +#undef CONFIG_CMD_BDI
> > +#undef CONFIG_CMD_FPGA
> > +#undef CONFIG_CMD_SETGETDCR
> > +#ifdef CFG_USE_NAND
> > +#undef CONFIG_CMD_FLASH
> > +#undef CONFIG_CMD_IMLS
> > +#define CONFIG_CMD_NAND
> > +#elif defined(CFG_USE_NOR)
> > +#define CONFIG_CMD_JFFS2
> > +#else
> > +#error "Either CFG_USE_NAND or CFG_USE_NOR _MUST_ be defined !!!"
> > +#endif
> > +/*=======================*/
> > +/* KGDB support (if any) */
> > +/*=======================*/
> > +#ifdef CONFIG_CMD_KGDB
> > +#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
> > +#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
> > +#endif
> > +#endif /* __CONFIG_H */
> >
> > -------------------------------------------------------------------------
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> > _______________________________________________
> > U-Boot-Users mailing list
> > U-Boot-Users at lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/u-boot-users
>
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> _______________________________________________
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--
Viele Grüße,
Stefan
=====================================================================
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-0 Fax: +49-8142-66989-80 Email: office at denx.de
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