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Diffstat (limited to 'include/configs/MBX.h')
| -rw-r--r-- | include/configs/MBX.h | 309 |
1 files changed, 309 insertions, 0 deletions
diff --git a/include/configs/MBX.h b/include/configs/MBX.h new file mode 100644 index 0000000..7145cc4 --- /dev/null +++ b/include/configs/MBX.h @@ -0,0 +1,309 @@ +/* + * (C) Copyright 2000 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * Configuation settings for the MBX8xx board. + * + * ----------------------------------------------------------------- + * 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 + */ +/* + * Changed 2002-10-01 + * Added PCMCIA defines mostly taken from other U-Boot boards that + * have PCMCIA already working. If you find any bugs, incorrect assumptions + * feel free to fix them yourself and submit a patch. + * Rod Boyce <rod_boyce@stratexnet.com. + */ +/* + * board/config.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_MPC860 1 /* This is a MPC860 CPU */ +#define CONFIG_MBX 1 /* ...on an MBX module */ + +#define CONFIG_SYS_TEXT_BASE 0xfe000000 + +#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ +#undef CONFIG_8xx_CONS_SMC2 +#undef CONFIG_8xx_CONS_NONE +#define CONFIG_BAUDRATE 9600 +/* Define this to use the PCI bus */ +#undef CONFIG_USE_PCI + +#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ +#define CONFIG_8xx_GCLK_FREQ (50000000UL) +#if 1 +#define CONFIG_BOOTDELAY -1 /* autoboot disabled */ +#else +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ +#endif +#define CONFIG_BOOTCOMMAND "bootm 20000" /* autoboot command */ + +#define CONFIG_BOOTARGS "root=/dev/nfs rw " \ + "nfsroot=10.0.0.2:/opt/eldk/ppc_8xx " \ + "nfsaddrs=10.0.0.99:10.0.0.2" + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */ + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_BOOTFILESIZE +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME + + +/* + * Command line configuration. + */ +#define CONFIG_CMD_NET +#define CONFIG_CMD_SDRAM +#define CONFIG_CMD_PCMCIA +#define CONFIG_CMD_IDE + + +#define CONFIG_DOS_PARTITION + +/* + * Miscellaneous configurable options + */ +#define CONFIG_SYS_LONGHELP /* undef to save memory */ +#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ +#undef CONFIG_SYS_HUSH_PARSER /* Hush parse for U-Boot */ +#if defined(CONFIG_CMD_KGDB) +#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ +#else +#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ +#endif +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ +#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ + +#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */ +#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ + +#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ + +/* + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + */ + +/*----------------------------------------------------------------------- + * Physical memory map as defined by the MBX PGM + */ +#define CONFIG_SYS_IMMR 0xFA200000 /* Internal Memory Mapped Register*/ +#define CONFIG_SYS_NVRAM_BASE 0xFA000000 /* NVRAM */ +#define CONFIG_SYS_NVRAM_OR 0xffe00000 /* w/o speed dependent flags!! */ +#define CONFIG_SYS_CSR_BASE 0xFA100000 /* Control/Status Registers */ +#define CONFIG_SYS_PCIMEM_BASE 0x80000000 /* PCI I/O and Memory Spaces */ +#define CONFIG_SYS_PCIMEM_OR 0xA0000108 +#define CONFIG_SYS_PCIBRIDGE_BASE 0xFA210000 /* PCI-Bus Bridge Registers */ +#define CONFIG_SYS_PCIBRIDGE_OR 0xFFFF0108 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR +#define CONFIG_SYS_INIT_RAM_SIZE 0x2f00 /* Size of used area in DPRAM */ +#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) +#define CONFIG_SYS_INIT_VPD_SIZE 256 /* size in bytes reserved for vpd buffer */ +#define CONFIG_SYS_INIT_VPD_OFFSET (CONFIG_SYS_GBL_DATA_OFFSET - CONFIG_SYS_INIT_VPD_SIZE) +#define CONFIG_SYS_INIT_SP_OFFSET (CONFIG_SYS_INIT_VPD_OFFSET-8) + +/*----------------------------------------------------------------------- + * Offset in DPMEM where we keep the VPD data + */ +#define CONFIG_SYS_DPRAMVPD (CONFIG_SYS_INIT_VPD_OFFSET - 0x2000) + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 + */ +#define CONFIG_SYS_SDRAM_BASE 0x00000000 +#define CONFIG_SYS_FLASH_BASE 0xfe000000 +#ifdef DEBUG +#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ +#else +#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ +#endif +#undef CONFIG_SYS_MONITOR_BASE /* 0x200000 to run U-Boot from RAM */ +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE +#define CONFIG_SYS_MALLOC_LEN (128 << 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 CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ + +/*----------------------------------------------------------------------- + * FLASH organization + */ +#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CONFIG_SYS_MAX_FLASH_SECT 16 /* max number of sectors on one chip */ + +#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + +/*----------------------------------------------------------------------- + * NVRAM Configuration + * + * Note: the MBX is special because there is already a firmware on this + * board: EPPC-Bug from Motorola. To avoid collisions in NVRAM Usage, we + * access the NVRAM at the offset 0x1000. + */ +#define CONFIG_ENV_IS_IN_NVRAM 1 /* turn on NVRAM env feature */ +#define CONFIG_ENV_ADDR (CONFIG_SYS_NVRAM_BASE + 0x1000) +#define CONFIG_ENV_SIZE 0x1000 + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ +#if defined(CONFIG_CMD_KGDB) +#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */ +#endif + +/*----------------------------------------------------------------------- + * SYPCR - System Protection Control 11-9 + * SYPCR can only be written once after reset! + *----------------------------------------------------------------------- + * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze + */ +#if defined(CONFIG_WATCHDOG) +#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ + SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP) +#else +#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF) +#endif + +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration 11-6 + *----------------------------------------------------------------------- + * PCMCIA config., multi-function pin tri-state + */ +/* #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DPC | SIUMCR_MLRC10 | SIUMCR_SEME) */ +#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DPC | SIUMCR_MLRC11 | SIUMCR_SEME | SIUMCR_BSC ) + +/*----------------------------------------------------------------------- + * TBSCR - Time Base Status and Control 11-26 + *----------------------------------------------------------------------- + * Clear Reference Interrupt Status, Timebase freezing enabled + */ +#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control 11-31 + *----------------------------------------------------------------------- + * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled + */ +#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF | PISCR_PTE) + +/*----------------------------------------------------------------------- + * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30 + *----------------------------------------------------------------------- + * Reset PLL lock status sticky bit, timer expired status bit and timer + * interrupt status bit - leave PLL multiplication factor unchanged ! + */ +#define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST) + +/*----------------------------------------------------------------------- + * SCCR - System Clock and reset Control Register 15-27 + *----------------------------------------------------------------------- + * Set clock output, timebase and RTC source and divider, + * power management and some other internal clocks + */ +#define SCCR_MASK (SCCR_RTDIV | SCCR_RTSEL) +#define CONFIG_SYS_SCCR SCCR_TBS + +/*----------------------------------------------------------------------- + * PCMCIA stuff + *----------------------------------------------------------------------- + * + */ +#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000) +#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 ) +#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000) +#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 ) +#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000) +#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 ) +#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000) +#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 ) + +#define CONFIG_SYS_PCMCIA_INTERRUPT SIU_LEVEL6 + +#define CONFIG_PCMCIA_SLOT_A 1 + + +/*----------------------------------------------------------------------- + * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter) + *----------------------------------------------------------------------- + */ + +#define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */ +#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */ + +#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */ +#undef CONFIG_IDE_LED /* LED for ide not supported */ +#undef CONFIG_IDE_RESET /* reset for ide not supported */ + +#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */ +#define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */ + +#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000 + +#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR + +/* Offset for data I/O */ +#define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320) + +/* Offset for normal register accesses */ +#define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320) + +/* Offset for alternate registers */ +#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100 + +/*----------------------------------------------------------------------- + * Debug Entry Mode + *----------------------------------------------------------------------- + * + */ +#define CONFIG_SYS_DER 0 + +#endif /* __CONFIG_H */ |
