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+/*
+ * (C) Copyright 2001, 2002, 2003
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * 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, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/* ------------------------------------------------------------------------- */
+/*
+ * Configuration settings for the A-3000 board (Artis Microsystems Inc.).
+ * http://artismicro.com
+ */
+
+/* ------------------------------------------------------------------------- */
+
+/*
+ * board/config.h - configuration options, board specific
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+
+#define CONFIG_MPC824X 1
+#define CONFIG_MPC8245 1
+#define CONFIG_A3000 1
+
+
+#define CONFIG_CONS_INDEX 1
+#define CONFIG_BAUDRATE 9600
+#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
+
+#define CONFIG_BOOTDELAY 5
+
+#if 0
+#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
+ CFG_CMD_BEDBUG | \
+ CFG_CMD_BSP | \
+ CFG_CMD_ELF | \
+ CFG_CMD_I2C | \
+ CFG_CMD_FLASH | \
+ CFG_CMD_BEDBUG | \
+ CFG_CMD_NET | \
+ CFG_CMD_PCI )
+#endif
+
+#define CONFIG_COMMANDS ( CONFIG_CMD_DFL )
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+
+#include <cmd_confdefs.h>
+
+
+/*
+ * Miscellaneous configurable options
+ */
+#undef CFG_LONGHELP /* undef to save memory */
+#define CFG_PROMPT "A3000> " /* Monitor Command Prompt */
+#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
+
+/* Print Buffer Size
+ */
+#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16)
+#define CFG_MAXARGS 8 /* Max number of command args */
+#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
+#define CFG_LOAD_ADDR 0x00400000 /* Default load address */
+
+/*-----------------------------------------------------------------------
+ * PCI stuff
+ *-----------------------------------------------------------------------
+ */
+#define CONFIG_HARD_I2C 1 /* To enable I2C support */
+#undef CONFIG_SOFT_I2C /* I2C bit-banged */
+#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
+#define CFG_I2C_SLAVE 0x7F
+
+/*-----------------------------------------------------------------------
+ * PCI stuff
+ *-----------------------------------------------------------------------
+ */
+#define CONFIG_PCI /* include pci support */
+#undef CONFIG_PCI_PNP
+#define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
+
+#define CONFIG_NET_MULTI /* Multi ethernet cards support */
+
+/* #define CONFIG_TULIP */
+/* #define CONFIG_EEPRO100 */
+#define CONFIG_NATSEMI
+
+#define PCI_ENET0_IOADDR 0x80000000
+#define PCI_ENET0_MEMADDR 0x80000000
+#define PCI_ENET1_IOADDR 0x81000000
+#define PCI_ENET1_MEMADDR 0x81000000
+#define PCI_ENET2_IOADDR 0x82000000
+#define PCI_ENET2_MEMADDR 0x82000000
+
+
+/*-----------------------------------------------------------------------
+ * Start addresses for the final memory configuration
+ * (Set up by the startup code)
+ * Please note that CFG_SDRAM_BASE _must_ start at 0
+ */
+#define CFG_SDRAM_BASE 0x00000000
+
+#define CFG_FLASH_BASE0_PRELIM 0xFF000000 /* FLASH bank on RCS#0 */
+#define CFG_FLASH_BASE1_PRELIM 0xFF000000 /* FLASH bank on RCS#1 */
+#define CFG_FLASH_BASE CFG_FLASH_BASE0_PRELIM
+#define CFG_FLASH_BANKS { CFG_FLASH_BASE0_PRELIM }
+
+/* even though FLASHP_BASE is FF800000, with 4MB is RCS0, the
+ * reset vector is actually located at FFB00100, but the 8245
+ * takes care of us.
+ */
+#define CFG_RESET_ADDRESS 0xFFF00100
+
+#define CFG_EUMB_ADDR 0xFC000000
+
+#define CFG_MONITOR_BASE TEXT_BASE
+#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
+#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
+
+#define CFG_MEMTEST_START 0x00004000 /* memtest works on */
+#define CFG_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */
+
+ /* Maximum amount of RAM.
+ */
+#define CFG_MAX_RAM_SIZE 0x04000000 /* 0 .. 128 MB of (S)DRAM */
+
+
+#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
+#undef CFG_RAMBOOT
+#else
+#define CFG_RAMBOOT
+#endif
+
+/*
+ * NS16550 Configuration
+ */
+#define CFG_NS16550
+#define CFG_NS16550_SERIAL
+
+#define CFG_NS16550_REG_SIZE 1
+
+#define CFG_NS16550_CLK get_bus_freq(0)
+
+#define CFG_NS16550_COM1 (CFG_EUMB_ADDR + 0x4500)
+#define CFG_NS16550_COM2 (CFG_EUMB_ADDR + 0x4600)
+
+/*-----------------------------------------------------------------------
+ * Definitions for initial stack pointer and data area
+ */
+
+/* #define CFG_MONITOR_BASE TEXT_BASE */
+/*#define CFG_GBL_DATA_SIZE 256*/
+#define CFG_GBL_DATA_SIZE 128
+#define CFG_INIT_RAM_ADDR 0x40000000
+#define CFG_INIT_RAM_END 0x1000
+#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
+
+
+/*
+ * Low Level Configuration Settings
+ * (address mappings, register initial values, etc.)
+ * You should know what you are doing if you make changes here.
+ * For the detail description refer to the MPC8240 user's manual.
+ */
+
+#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
+#define CFG_HZ 1000
+
+ /* Bit-field values for MCCR1.
+ */
+#define CFG_ROMNAL 7
+#define CFG_ROMFAL 11
+#define CFG_DBUS_SIZE 0x3
+
+ /* Bit-field values for MCCR2.
+ */
+#define CFG_TSWAIT 0x5 /* Transaction Start Wait States timer */
+#define CFG_REFINT 0x400 /* Refresh interval FIXME: was 0t430 */
+
+ /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4.
+ */
+#define CFG_BSTOPRE 121
+
+ /* Bit-field values for MCCR3.
+ */
+#define CFG_REFREC 8 /* Refresh to activate interval */
+
+ /* Bit-field values for MCCR4.
+ */
+#define CFG_PRETOACT 3 /* Precharge to activate interval FIXME: was 2 */
+#define CFG_ACTTOPRE 5 /* Activate to Precharge interval FIXME: was 5 */
+#define CFG_ACTORW 3 /* FIXME was 2 */
+#define CFG_SDMODE_CAS_LAT 3 /* SDMODE CAS latancy */
+#define CFG_SDMODE_WRAP 0 /* SDMODE wrap type */
+#define CFG_REGISTERD_TYPE_BUFFER 1
+#define CFG_EXTROM 1
+#define CFG_REGDIMM 0
+
+#define CFG_PGMAX 0x32 /* how long the 8240 reatins the currently accessed page in memory FIXME: was 0x32*/
+
+#define CFG_SDRAM_DSCD 0x20 /* SDRAM data in sample clock delay - note bottom 3 bits MUST be 0 */
+
+/* Memory bank settings.
+ * Only bits 20-29 are actually used from these vales to set the
+ * start/end addresses. The upper two bits will always be 0, and the lower
+ * 20 bits will be 0x00000 for a start address, or 0xfffff for an end
+ * address. Refer to the MPC8240 book.
+ */
+
+#define CFG_BANK0_START 0x00000000
+#define CFG_BANK0_END (CFG_MAX_RAM_SIZE - 1)
+#define CFG_BANK0_ENABLE 1
+#define CFG_BANK1_START 0x3ff00000
+#define CFG_BANK1_END 0x3fffffff
+#define CFG_BANK1_ENABLE 0
+#define CFG_BANK2_START 0x3ff00000
+#define CFG_BANK2_END 0x3fffffff
+#define CFG_BANK2_ENABLE 0
+#define CFG_BANK3_START 0x3ff00000
+#define CFG_BANK3_END 0x3fffffff
+#define CFG_BANK3_ENABLE 0
+#define CFG_BANK4_START 0x3ff00000
+#define CFG_BANK4_END 0x3fffffff
+#define CFG_BANK4_ENABLE 0
+#define CFG_BANK5_START 0x3ff00000
+#define CFG_BANK5_END 0x3fffffff
+#define CFG_BANK5_ENABLE 0
+#define CFG_BANK6_START 0x3ff00000
+#define CFG_BANK6_END 0x3fffffff
+#define CFG_BANK6_ENABLE 0
+#define CFG_BANK7_START 0x3ff00000
+#define CFG_BANK7_END 0x3fffffff
+#define CFG_BANK7_ENABLE 0
+
+#define CFG_ODCR 0xff
+
+#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
+#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
+
+#define CFG_IBAT1L (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
+#define CFG_IBAT1U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
+
+#define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
+#define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
+
+#define CFG_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
+#define CFG_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
+
+#define CFG_DBAT0L CFG_IBAT0L
+#define CFG_DBAT0U CFG_IBAT0U
+#define CFG_DBAT1L CFG_IBAT1L
+#define CFG_DBAT1U CFG_IBAT1U
+#define CFG_DBAT2L CFG_IBAT2L
+#define CFG_DBAT2U CFG_IBAT2U
+#define CFG_DBAT3L CFG_IBAT3L
+#define CFG_DBAT3U CFG_IBAT3U
+
+/*
+ * 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 flash banks */
+#define CFG_MAX_FLASH_SECT 128 /* Max number of sectors per flash */
+
+#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
+#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
+
+
+ /* Warining: environment is not EMBEDDED in the U-Boot code.
+ * It's stored in flash separately.
+ */
+#define CFG_ENV_IS_IN_FLASH 1
+#define CFG_ENV_ADDR 0xFFFE0000
+#define CFG_ENV_SIZE 0x00020000 /* Size of the Environment */
+#define CFG_ENV_SECT_SIZE 0x00020000 /* Size of the Environment Sector */
+
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_CACHELINE_SIZE 32
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
+#endif
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
+#define BOOTFLAG_WARM 0x02 /* Software reboot */
+
+
+
+#endif /* __CONFIG_H */