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/*
* (C) Copyright 2003
* Martin Winistoerfer, martinwinistoerfer@gmx.ch.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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,
*/
/*
* File: cmi_mpc5xx.h
*
* Discription: Config header file for cmi
* board using an MPC5xx CPU
*
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* High Level Configuration Options
*/
#define CONFIG_MPC555 1 /* This is an MPC555 CPU */
#define CONFIG_CMI 1 /* Using the customized cmi board */
/* Serial Console Configuration */
#define CONFIG_5xx_CONS_SCI1
#undef CONFIG_5xx_CONS_SCI2
#define CONFIG_BAUDRATE 57600
/*
* Command line configuration.
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_MEMORY
#define CONFIG_CMD_LOADB
#define CONFIG_CMD_REGINFO
#define CONFIG_CMD_FLASH
#define CONFIG_CMD_LOADS
#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_BDI
#define CONFIG_CMD_CONSOLE
#define CONFIG_CMD_ENV
#define CONFIG_CMD_RUN
#define CONFIG_CMD_IMI
#if 0
#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
#else
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#endif
#define CONFIG_BOOTCOMMAND "go 02034004" /* autoboot command */
#define CONFIG_BOOTARGS "" /* Assuming OS Image in 4 flash sector at offset 4004 */
#define CONFIG_WATCHDOG /* turn on platform specific watchdog */
#define CONFIG_STATUS_LED 1 /* Enable status led */
#define CONFIG_LOADS_ECHO 1 /* Echo on for serial download */
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
#if defined(CONFIG_CMD_KGDB)
#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
#else
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#endif
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
#define CFG_MAXARGS 16 /* max number of command args */
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
#define CFG_MEMTEST_START 0x00000000 /* memtest works on */
#define CFG_MEMTEST_END 0x000fa000 /* 1 MB in SRAM */
#define CFG_LOAD_ADDR 0x100000 /* default load address */
#define CFG_HZ 1000 /* Decrementer freq: 1 ms ticks */
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 1250000 }
/*
* Low Level Configuration Settings
*/
/*
* Internal Memory Mapped (This is not the IMMR content)
*/
#define CFG_IMMR 0x01000000 /* Physical start adress of internal memory map */
/*
* Definitions for initial stack pointer and data area
*/
#define CFG_INIT_RAM_ADDR (CFG_IMMR + 0x003f9800) /* Physical start adress of internal MPC555 writable RAM */
#define CFG_INIT_RAM_END (CFG_IMMR + 0x003fffff) /* Physical end adress of internal MPC555 used RAM area */
#define CFG_GBL_DATA_SIZE 64 /* Size in bytes reserved for initial global data */
#define CFG_GBL_DATA_OFFSET ((CFG_INIT_RAM_END - CFG_INIT_RAM_ADDR) - CFG_GBL_DATA_SIZE) /* Offset from the beginning of ram */
#define CFG_INIT_SP_ADDR 0x013fa000 /* Physical start adress of inital stack */
/*
* Start addresses for the final memory configuration
* Please note that CFG_SDRAM_BASE _must_ start at 0
*/
#define CFG_SDRAM_BASE 0x00000000 /* Monitor won't change memory map */
#define CFG_FLASH_BASE 0x02000000 /* External flash */
#define PLD_BASE 0x03000000 /* PLD */
#define ANYBUS_BASE 0x03010000 /* Anybus Module */
#define CFG_RESET_ADRESS 0x01000000 /* Adress which causes reset */
#define CFG_MONITOR_BASE CFG_FLASH_BASE /* TEXT_BASE is defined in the board config.mk file. */
/* This adress is given to the linker with -Ttext to */
/* locate the text section at this adress. */
#define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
#define CFG_MALLOC_LEN (64 << 10) /* Reserve 128 kB for malloc() */
/*
* For booting Linux, the board info and command line data
* have to be in the first 8 MB of memory, since this is
* the maximum mapped by the Linux kernel during initialization.
*/
#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
* FLASH organization
*-----------------------------------------------------------------------
*
*/
#define CFG_MAX_FLASH_BANKS 1 /* Max number of memory banks */
#define CFG_MAX_FLASH_SECT 64 /* Max number of sectors on one chip */
#define CFG_FLASH_ERASE_TOUT 180000 /* Timeout for Flash Erase (in ms) */
#define CFG_FLASH_WRITE_TOUT 600 /* Timeout for Flash Write (in ms) */
#define CFG_FLASH_PROTECTION 1 /* Physically section protection on */
#define CFG_ENV_IS_IN_FLASH 1
#ifdef CFG_ENV_IS_IN_FLASH
#define CFG_ENV_OFFSET 0x00020000 /* Environment starts at this adress */
#define CFG_ENV_SIZE 0x00010000 /* Set whole sector as env */
#endif
/*-----------------------------------------------------------------------
* SYPCR - System Protection Control
* SYPCR can only be written once after reset!
*-----------------------------------------------------------------------
* SW Watchdog freeze
*/
#if defined(CONFIG_WATCHDOG)
#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
#else
#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
SYPCR_SWP)
#endif /* CONFIG_WATCHDOG */
/*-----------------------------------------------------------------------
* TBSCR - Time Base Status and Control
*-----------------------------------------------------------------------
* Clear Reference Interrupt Status, Timebase freezing enabled
*/
#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
/*-----------------------------------------------------------------------
* PISCR - Periodic Interrupt Status and Control
*-----------------------------------------------------------------------
* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
*/
#define CFG_PISCR (PISCR_PITF)
/*-----------------------------------------------------------------------
* SCCR - System Clock and reset Control Register
*-----------------------------------------------------------------------
* Set clock output, timebase and RTC source and divider,
* power management and some other internal clocks
*/
#define SCCR_MASK SCCR_EBDF00
#define CFG_SCCR (SCCR_TBS | SCCR_RTDIV | SCCR_RTSEL | \
SCCR_COM00 | SCCR_DFNL000 | SCCR_DFNH000)
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration
*-----------------------------------------------------------------------
* Data show cycle
*/
#define CFG_SIUMCR (SIUMCR_DBGC00) /* Disable data show cycle */
/*-----------------------------------------------------------------------
* PLPRCR - PLL, Low-Power, and Reset Control Register
*-----------------------------------------------------------------------
* Set all bits to 40 Mhz
*
*/
#define CFG_OSC_CLK ((uint)4000000) /* Oscillator clock is 4MHz */
#define CFG_PLPRCR (PLPRCR_MF_9 | PLPRCR_DIVF_0)
/*-----------------------------------------------------------------------
* UMCR - UIMB Module Configuration Register
*-----------------------------------------------------------------------
*
*/
#define CFG_UMCR (UMCR_FSPEED) /* IMB clock same as U-bus */
/*-----------------------------------------------------------------------
* ICTRL - I-Bus Support Control Register
*/
#define CFG_ICTRL (ICTRL_ISCT_SER_7) /* Take out of serialized mode */
/*-----------------------------------------------------------------------
* USIU - Memory Controller Register
*-----------------------------------------------------------------------
*/
#define CFG_BR0_PRELIM (CFG_FLASH_BASE | BR_V | BR_BI | BR_PS_16)
#define CFG_OR0_PRELIM (OR_ADDR_MK_FF | OR_SCY_3)
#define CFG_BR1_PRELIM (ANYBUS_BASE)
#define CFG_OR1_PRELIM (OR_ADDR_MK_FFFF | OR_SCY_1 | OR_ETHR)
#define CFG_BR2_PRELIM (CFG_SDRAM_BASE | BR_V | BR_PS_32)
#define CFG_OR2_PRELIM (OR_ADDR_MK_FF)
#define CFG_BR3_PRELIM (PLD_BASE | BR_V | BR_BI | BR_LBDIR | BR_PS_8)
#define CFG_OR3_PRELIM (OR_ADDR_MK_FF | OR_TRLX | OR_BSCY | OR_SCY_8 | \
OR_ACS_10 | OR_ETHR | OR_CSNT)
#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* We don't realign the flash */
/*-----------------------------------------------------------------------
* DER - Timer Decrementer
*-----------------------------------------------------------------------
* Initialise to zero
*/
#define CFG_DER 0x00000000
/*
* Internal Definitions
*
* Boot Flags
*/
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02 /* Software reboot */
#endif /* __CONFIG_H */
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