From 991425fe0509b97f94e1177346a41e784e3f05d0 Mon Sep 17 00:00:00 2001 From: Marian Balakowicz Date: Tue, 14 Mar 2006 16:24:38 +0100 Subject: [PATCH] Add initial support for MPC8349E MDS board. --- CHANGELOG | 2 + MAKEALL | 2 +- Makefile | 3 + board/mpc8349emds/Makefile | 46 +++ board/mpc8349emds/config.mk | 28 ++ board/mpc8349emds/mpc8349emds.c | 279 +++++++++++++ board/mpc8349emds/u-boot.lds | 123 ++++++ include/configs/MPC8349EMDS.h | 696 ++++++++++++++++++++++++++++++++ 8 files changed, 1178 insertions(+), 1 deletion(-) create mode 100644 board/mpc8349emds/Makefile create mode 100644 board/mpc8349emds/config.mk create mode 100644 board/mpc8349emds/mpc8349emds.c create mode 100644 board/mpc8349emds/u-boot.lds create mode 100644 include/configs/MPC8349EMDS.h diff --git a/CHANGELOG b/CHANGELOG index 4a263837f..f8134ec27 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -2,6 +2,8 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Add initial support for MPC8349E MDS board. + * Add support for ECC DDR initialization on MPC83xx. * Add DMA support for MPC83xx. diff --git a/MAKEALL b/MAKEALL index 68fa954d6..e377840dd 100755 --- a/MAKEALL +++ b/MAKEALL @@ -116,7 +116,7 @@ LIST_8260=" \ ######################################################################### LIST_83xx=" \ - MPC8349ADS TQM834x\ + MPC8349ADS TQM834x MPC8349EMDS \ " diff --git a/Makefile b/Makefile index 1a0e6c3c1..869d61f9c 100644 --- a/Makefile +++ b/Makefile @@ -1293,6 +1293,9 @@ MPC8349ADS_config: unconfig TQM834x_config: unconfig @./mkconfig $(@:_config=) ppc mpc83xx tqm834x +MPC8349EMDS_config: unconfig + @./mkconfig $(@:_config=) ppc mpc83xx mpc8349emds + ######################################################################### ## MPC85xx Systems ######################################################################### diff --git a/board/mpc8349emds/Makefile b/board/mpc8349emds/Makefile new file mode 100644 index 000000000..38bbb6732 --- /dev/null +++ b/board/mpc8349emds/Makefile @@ -0,0 +1,46 @@ +# +# (C) Copyright 2006 +# 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 +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := $(BOARD).o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff --git a/board/mpc8349emds/config.mk b/board/mpc8349emds/config.mk new file mode 100644 index 000000000..edf64d150 --- /dev/null +++ b/board/mpc8349emds/config.mk @@ -0,0 +1,28 @@ +# +# (C) Copyright 2006 +# 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 +# + +# +# MPC8349EMDS +# + +TEXT_BASE = 0xFE000000 diff --git a/board/mpc8349emds/mpc8349emds.c b/board/mpc8349emds/mpc8349emds.c new file mode 100644 index 000000000..cff477420 --- /dev/null +++ b/board/mpc8349emds/mpc8349emds.c @@ -0,0 +1,279 @@ +/* + * (C) Copyright 2006 + * 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 + * + */ + +#include +#include +#include +#include +#include +#include +#include +#if defined(CONFIG_PCI) +#include +#endif +#if defined(CONFIG_SPD_EEPROM) +#include +#endif +int fixed_sdram(void); +void sdram_init(void); + +#if defined(CONFIG_DDR_ECC) && defined(CONFIG_MPC83XX) +void ddr_enable_ecc(unsigned int dram_size); +#endif + +int board_early_init_f (void) +{ + volatile u8* bcsr = (volatile u8*)CFG_BCSR; + + /* Enable flash write */ + bcsr[1] &= ~0x01; + + return 0; +} + +#define ns2clk(ns) (ns / (1000000000 / CONFIG_8349_CLKIN) + 1) + +long int initdram (int board_type) +{ + volatile immap_t *im = (immap_t *)CFG_IMMRBAR; + u32 msize = 0; + + if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32)im) + return -1; + + /* DDR SDRAM - Main SODIMM */ + im->sysconf.ddrlaw[0].bar = CFG_DDR_BASE & LAWBAR_BAR; +#if defined(CONFIG_SPD_EEPROM) + + msize = spd_sdram(0); +#else + msize = fixed_sdram(); +#endif + /* + * Initialize SDRAM if it is on local bus. + */ + sdram_init(); + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) + /* + * Initialize and enable DDR ECC. + */ + ddr_enable_ecc(msize * 1024 * 1024); +#endif + puts(" DDR RAM: "); + /* return total bus SDRAM size(bytes) -- DDR */ + return (msize * 1024 * 1024); +} + +#if !defined(CONFIG_SPD_EEPROM) +/************************************************************************* + * fixed sdram init -- doesn't use serial presence detect. + ************************************************************************/ +int fixed_sdram(void) +{ + volatile immap_t *im = (immap_t *)CFG_IMMRBAR; + u32 msize = 0; + u32 ddr_size; + u32 ddr_size_log2; + + msize = CFG_DDR_SIZE; + for (ddr_size = msize << 20, ddr_size_log2 = 0; + (ddr_size > 1); + ddr_size = ddr_size>>1, ddr_size_log2++) { + if (ddr_size & 1) { + return -1; + } + } + im->sysconf.ddrlaw[0].ar = LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE); +#if (CFG_DDR_SIZE != 256) +#warning Currenly any ddr size other than 256 is not supported +#endif + + im->ddr.csbnds[0].csbnds = 0x00100017; + im->ddr.csbnds[1].csbnds = 0x0018001f; + im->ddr.csbnds[2].csbnds = 0x00000007; + im->ddr.csbnds[3].csbnds = 0x0008000f; + im->ddr.cs_config[0] = CFG_DDR_CONFIG; + im->ddr.cs_config[1] = CFG_DDR_CONFIG; + im->ddr.cs_config[2] = CFG_DDR_CONFIG; + im->ddr.cs_config[3] = CFG_DDR_CONFIG; + im->ddr.timing_cfg_1 = + 3 << TIMING_CFG1_PRETOACT_SHIFT | + 7 << TIMING_CFG1_ACTTOPRE_SHIFT | + 3 << TIMING_CFG1_ACTTORW_SHIFT | + 4 << TIMING_CFG1_CASLAT_SHIFT | + 3 << TIMING_CFG1_REFREC_SHIFT | + 3 << TIMING_CFG1_WRREC_SHIFT | + 2 << TIMING_CFG1_ACTTOACT_SHIFT | + 1 << TIMING_CFG1_WRTORD_SHIFT; + im->ddr.timing_cfg_2 = 2 << TIMING_CFG2_WR_DATA_DELAY_SHIFT; + im->ddr.sdram_cfg = + SDRAM_CFG_SREN +#if defined(CONFIG_DDR_2T_TIMING) + | SDRAM_CFG_2T_EN +#endif + | 2 << SDRAM_CFG_SDRAM_TYPE_SHIFT; + im->ddr.sdram_mode = + 0x2000 << SDRAM_MODE_ESD_SHIFT | + 0x0162 << SDRAM_MODE_SD_SHIFT; + + im->ddr.sdram_interval = 0x045B << SDRAM_INTERVAL_REFINT_SHIFT | + 0x0100 << SDRAM_INTERVAL_BSTOPRE_SHIFT; + udelay(200); + + im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN; + + return msize; +} +#endif/*!CFG_SPD_EEPROM*/ + + +int checkboard (void) +{ + puts("Board: Freescale MPC8349EMDS\n"); + return 0; +} + +#if defined(CONFIG_PCI) +/* + * Initialize PCI Devices, report devices found + */ +#ifndef CONFIG_PCI_PNP +static struct pci_config_table pci_mpc8349emds_config_table[] = { + {PCI_ANY_ID,PCI_ANY_ID,PCI_ANY_ID,PCI_ANY_ID, + pci_cfgfunc_config_device, {PCI_ENET0_IOADDR, + PCI_ENET0_MEMADDR, + PCI_COMMON_MEMORY | PCI_COMMAND_MASTER + } }, + {} +} +#endif + +volatile static struct pci_controller hose[] = { + { +#ifndef CONFIG_PCI_PNP + config_table:pci_mpc8349emds_config_table, +#endif + }, + { +#ifndef CONFIG_PCI_PNP + config_table:pci_mpc8349emds_config_table, +#endif + } +}; +#endif /* CONFIG_PCI */ + +void pci_init_board(void) +{ +#ifdef CONFIG_PCI + extern void pci_mpc83xx_init(volatile struct pci_controller *hose); + + pci_mpc83xx_init(hose); +#endif /* CONFIG_PCI */ +} + +/* + * if MPC8349EMDS is soldered with SDRAM + */ +#if defined(CFG_BR2_PRELIM) \ + && defined(CFG_OR2_PRELIM) \ + && defined(CFG_LBLAWBAR2_PRELIM) \ + && defined(CFG_LBLAWAR2_PRELIM) +/* + * Initialize SDRAM memory on the Local Bus. + */ + +void sdram_init(void) +{ + volatile immap_t *immap = (immap_t *)CFG_IMMRBAR; + volatile lbus8349_t *lbc= &immap->lbus; + uint *sdram_addr = (uint *)CFG_LBC_SDRAM_BASE; + + puts("\n SDRAM on Local Bus: "); + print_size (CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n"); + + /* + * Setup SDRAM Base and Option Registers, already done in cpu_init.c + */ + + /* setup mtrpt, lsrt and lbcr for LB bus */ + lbc->lbcr = CFG_LBC_LBCR; + lbc->mrtpr = CFG_LBC_MRTPR; + lbc->lsrt = CFG_LBC_LSRT; + asm("sync"); + + /* + * Configure the SDRAM controller Machine Mode Register. + */ + lbc->lsdmr = CFG_LBC_LSDMR_5; /* 0x40636733; normal operation */ + + lbc->lsdmr = CFG_LBC_LSDMR_1; /* 0x68636733; precharge all the banks */ + asm("sync"); + *sdram_addr = 0xff; + udelay(100); + + lbc->lsdmr = CFG_LBC_LSDMR_2; /* 0x48636733; auto refresh */ + asm("sync"); + /*1 times*/ + *sdram_addr = 0xff; + udelay(100); + /*2 times*/ + *sdram_addr = 0xff; + udelay(100); + /*3 times*/ + *sdram_addr = 0xff; + udelay(100); + /*4 times*/ + *sdram_addr = 0xff; + udelay(100); + /*5 times*/ + *sdram_addr = 0xff; + udelay(100); + /*6 times*/ + *sdram_addr = 0xff; + udelay(100); + /*7 times*/ + *sdram_addr = 0xff; + udelay(100); + /*8 times*/ + *sdram_addr = 0xff; + udelay(100); + + /* 0x58636733; mode register write operation */ + lbc->lsdmr = CFG_LBC_LSDMR_4; + asm("sync"); + *sdram_addr = 0xff; + udelay(100); + + lbc->lsdmr = CFG_LBC_LSDMR_5; /* 0x40636733; normal operation */ + asm("sync"); + *sdram_addr = 0xff; + udelay(100); +} +#else +void sdram_init(void) +{ + put("SDRAM on Local Bus is NOT available!\n"); +} +#endif diff --git a/board/mpc8349emds/u-boot.lds b/board/mpc8349emds/u-boot.lds new file mode 100644 index 000000000..937c87a27 --- /dev/null +++ b/board/mpc8349emds/u-boot.lds @@ -0,0 +1,123 @@ +/* + * (C) Copyright 2006 + * 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 + */ + +OUTPUT_ARCH(powerpc) +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + cpu/mpc83xx/start.o (.text) + *(.text) + *(.fixup) + *(.got1) + . = ALIGN(16); + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x0FFF) & 0xFFFFF000; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(4096); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(4096); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} +ENTRY(_start) diff --git a/include/configs/MPC8349EMDS.h b/include/configs/MPC8349EMDS.h new file mode 100644 index 000000000..ef2eced3f --- /dev/null +++ b/include/configs/MPC8349EMDS.h @@ -0,0 +1,696 @@ +/* + * (C) Copyright 2006 + * 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 + */ + +/* + * mpc8349emds board configuration file + * + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#define DEBUG +#undef DEBUG + +/* + * High Level Configuration Options + */ +#define CONFIG_E300 1 /* E300 Family */ +#define CONFIG_MPC83XX 1 /* MPC83XX family */ +#define CONFIG_MPC8349 1 /* MPC8349 specific */ +#define CONFIG_MPC8349EMDS 1 /* MPC8349EMDS board specific */ + +/* FIXME: Real PCI support will come in a follow-up update. */ +#undef CONFIG_PCI + +#define PCI_66M +#ifdef PCI_66M +#define CONFIG_83XX_CLKIN 66000000 /* in Hz */ +#else +#define CONFIG_83XX_CLKIN 33000000 /* in Hz */ +#endif + +#ifndef CONFIG_SYS_CLK_FREQ +#ifdef PCI_66M +#define CONFIG_SYS_CLK_FREQ 66000000 +#else +#define CONFIG_SYS_CLK_FREQ 33000000 +#endif +#endif + +#define CONFIG_BOARD_EARLY_INIT_F /* call board_pre_init */ + +#define CFG_IMMRBAR 0xE0000000 + +#undef CFG_DRAM_TEST /* memory test, takes time */ +#define CFG_MEMTEST_START 0x00000000 /* memtest region */ +#define CFG_MEMTEST_END 0x00100000 + +/* + * DDR Setup + */ +#define CONFIG_DDR_ECC /* only for ECC DDR module */ +#define CONFIG_SPD_EEPROM /* use SPD EEPROM for DDR setup*/ + +#define CFG_DDR_BASE 0x00000000 /* DDR is system memory*/ +#define CFG_SDRAM_BASE CFG_DDR_BASE +#define CFG_DDR_SDRAM_BASE CFG_DDR_BASE +#undef CONFIG_DDR_2T_TIMING + +#if defined(CONFIG_SPD_EEPROM) + /* + * Determine DDR configuration from I2C interface. + */ + #define SPD_EEPROM_ADDRESS 0x51 /* DDR DIMM */ +#else + /* + * Manually set up DDR parameters + */ + #define CFG_DDR_SIZE 128 /* Mb */ + #define CFG_DDR_CONFIG (CSCONFIG_EN | CSCONFIG_ROW_BIT_13 | CSCONFIG_COL_BIT_9) + #define CFG_DDR_TIMING_1 0x37344321 + #define CFG_DDR_TIMING_2 0x00000800 /* P9-45,may need tuning */ + #define CFG_DDR_CONTROL 0xc2000000 /* unbuffered,no DYN_PWR */ + #define CFG_DDR_MODE 0x00000062 /* DLL,normal,seq,4/2.5 */ + #define CFG_DDR_INTERVAL 0x05200100 /* autocharge,no open page */ +#endif + +/* + * SDRAM on the Local Bus + */ +#define CFG_LBC_SDRAM_BASE 0xF0000000 /* Localbus SDRAM */ +#define CFG_LBC_SDRAM_SIZE 64 /* LBC SDRAM is 64MB */ + +/* + * FLASH on the Local Bus + */ +#define CFG_FLASH_CFI /* use the Common Flash Interface */ +#define CFG_FLASH_CFI_DRIVER /* use the CFI driver */ +#define CFG_FLASH_BASE 0xFE000000 /* start of FLASH */ +#define CFG_FLASH_SIZE 8 /* flash size in MB */ +/* #define CFG_FLASH_USE_BUFFER_WRITE */ + +#define CFG_BR0_PRELIM (CFG_FLASH_BASE | /* flash Base address */ \ + (2 << BR_PS_SHIFT) | /* 32 bit port size */ \ + BR_V) /* valid */ + +#define CFG_OR0_PRELIM 0xFF806FF7 /* 8 MB flash size */ +#define CFG_LBLAWBAR0_PRELIM CFG_FLASH_BASE /* window base at flash base */ +#define CFG_LBLAWAR0_PRELIM 0x80000016 /* 8 MB window size */ + +#define CFG_MAX_FLASH_BANKS 1 /* number of banks */ +#define CFG_MAX_FLASH_SECT 64 /* sectors per device */ + +#undef CFG_FLASH_CHECKSUM +#define CFG_FLASH_ERASE_TOUT 60000 /* Flash Erase Timeout (ms) */ +#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (ms) */ + +#define CFG_MID_FLASH_JUMP 0x7F000000 +#define CFG_MONITOR_BASE TEXT_BASE /* start of monitor */ + +#if (CFG_MONITOR_BASE < CFG_FLASH_BASE) +#define CFG_RAMBOOT +#else +#undef CFG_RAMBOOT +#endif + +/* + * BCSR register on local bus 32KB, 8-bit wide for MDS config reg + */ +#define CFG_BCSR 0xF8000000 +#define CFG_LBLAWBAR1_PRELIM CFG_BCSR /* Access window base at BCSR base */ +#define CFG_LBLAWAR1_PRELIM 0x8000000E /* Access window size 32K */ +#define CFG_BR1_PRELIM (CFG_BCSR|0x00000801) /* Port-size=8bit, MSEL=GPCM */ +#define CFG_OR1_PRELIM 0xFFFFE8F0 /* length 32K */ + +#define CONFIG_L1_INIT_RAM +#define CFG_INIT_RAM_LOCK 1 +#define CFG_INIT_RAM_ADDR 0xE8000000 /* Initial RAM address */ +#define CFG_INIT_RAM_END 0x1000 /* End of used area in RAM*/ + +#define CFG_GBL_DATA_SIZE 0x100 /* num bytes initial data */ +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) +#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET + +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon */ +#define CFG_MALLOC_LEN (128 * 1024) /* Reserved for malloc */ + +/* + * Local Bus LCRR and LBCR regs + * LCRR: DLL bypass, Clock divider is 4 + * External Local Bus rate is + * CLKIN * HRCWL_CSB_TO_CLKIN / HRCWL_LCL_BUS_TO_SCB_CLK / LCRR_CLKDIV + */ +#define CFG_LCRR (LCRR_DBYP | LCRR_CLKDIV_4) +#define CFG_LBC_LBCR 0x00000000 + +#define CFG_LB_SDRAM /* if board has SRDAM on local bus */ + +#ifdef CFG_LB_SDRAM +/* Local bus BR2, OR2 definition for SDRAM if soldered on the MDS board */ +/* + * Base Register 2 and Option Register 2 configure SDRAM. + * The SDRAM base address, CFG_LBC_SDRAM_BASE, is 0xf0000000. + * + * For BR2, need: + * Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0 + * port-size = 32-bits = BR2[19:20] = 11 + * no parity checking = BR2[21:22] = 00 + * SDRAM for MSEL = BR2[24:26] = 011 + * Valid = BR[31] = 1 + * + * 0 4 8 12 16 20 24 28 + * 1111 0000 0000 0000 0001 1000 0110 0001 = F0001861 + * + * FIXME: CFG_LBC_SDRAM_BASE should be masked and OR'ed into + * FIXME: the top 17 bits of BR2. + */ + +#define CFG_BR2_PRELIM 0xF0001861 /* Port-size=32bit, MSEL=SDRAM */ +#define CFG_LBLAWBAR2_PRELIM 0xF0000000 +#define CFG_LBLAWAR2_PRELIM 0x80000019 /* 64M */ + +/* + * The SDRAM size in MB, CFG_LBC_SDRAM_SIZE, is 64. + * + * For OR2, need: + * 64MB mask for AM, OR2[0:7] = 1111 1100 + * XAM, OR2[17:18] = 11 + * 9 columns OR2[19-21] = 010 + * 13 rows OR2[23-25] = 100 + * EAD set for extra time OR[31] = 1 + * + * 0 4 8 12 16 20 24 28 + * 1111 1100 0000 0000 0110 1001 0000 0001 = FC006901 + */ + +#define CFG_OR2_PRELIM 0xFC006901 + +#define CFG_LBC_LSRT 0x32000000 /* LB sdram refresh timer, about 6us */ +#define CFG_LBC_MRTPR 0x20000000 /* LB refresh timer prescal, 266MHz/32 */ + +/* + * LSDMR masks + */ +#define CFG_LBC_LSDMR_RFEN (1 << (31 - 1)) +#define CFG_LBC_LSDMR_BSMA1516 (3 << (31 - 10)) +#define CFG_LBC_LSDMR_BSMA1617 (4 << (31 - 10)) +#define CFG_LBC_LSDMR_RFCR5 (3 << (31 - 16)) +#define CFG_LBC_LSDMR_RFCR8 (5 << (31 - 16)) +#define CFG_LBC_LSDMR_RFCR16 (7 << (31 - 16)) +#define CFG_LBC_LSDMR_PRETOACT3 (3 << (31 - 19)) +#define CFG_LBC_LSDMR_PRETOACT6 (5 << (31 - 19)) +#define CFG_LBC_LSDMR_PRETOACT7 (7 << (31 - 19)) +#define CFG_LBC_LSDMR_ACTTORW3 (3 << (31 - 22)) +#define CFG_LBC_LSDMR_ACTTORW7 (7 << (31 - 22)) +#define CFG_LBC_LSDMR_ACTTORW6 (6 << (31 - 22)) +#define CFG_LBC_LSDMR_BL8 (1 << (31 - 23)) +#define CFG_LBC_LSDMR_WRC2 (2 << (31 - 27)) +#define CFG_LBC_LSDMR_WRC3 (3 << (31 - 27)) +#define CFG_LBC_LSDMR_WRC4 (0 << (31 - 27)) +#define CFG_LBC_LSDMR_BUFCMD (1 << (31 - 29)) +#define CFG_LBC_LSDMR_CL3 (3 << (31 - 31)) + +#define CFG_LBC_LSDMR_OP_NORMAL (0 << (31 - 4)) +#define CFG_LBC_LSDMR_OP_ARFRSH (1 << (31 - 4)) +#define CFG_LBC_LSDMR_OP_SRFRSH (2 << (31 - 4)) +#define CFG_LBC_LSDMR_OP_MRW (3 << (31 - 4)) +#define CFG_LBC_LSDMR_OP_PRECH (4 << (31 - 4)) +#define CFG_LBC_LSDMR_OP_PCHALL (5 << (31 - 4)) +#define CFG_LBC_LSDMR_OP_ACTBNK (6 << (31 - 4)) +#define CFG_LBC_LSDMR_OP_RWINV (7 << (31 - 4)) + +#define CFG_LBC_LSDMR_COMMON ( CFG_LBC_LSDMR_RFEN \ + | CFG_LBC_LSDMR_BSMA1516 \ + | CFG_LBC_LSDMR_RFCR8 \ + | CFG_LBC_LSDMR_PRETOACT6 \ + | CFG_LBC_LSDMR_ACTTORW3 \ + | CFG_LBC_LSDMR_BL8 \ + | CFG_LBC_LSDMR_WRC3 \ + | CFG_LBC_LSDMR_CL3 \ + ) + +/* + * SDRAM Controller configuration sequence. + */ +#define CFG_LBC_LSDMR_1 ( CFG_LBC_LSDMR_COMMON \ + | CFG_LBC_LSDMR_OP_PCHALL) +#define CFG_LBC_LSDMR_2 ( CFG_LBC_LSDMR_COMMON \ + | CFG_LBC_LSDMR_OP_ARFRSH) +#define CFG_LBC_LSDMR_3 ( CFG_LBC_LSDMR_COMMON \ + | CFG_LBC_LSDMR_OP_ARFRSH) +#define CFG_LBC_LSDMR_4 ( CFG_LBC_LSDMR_COMMON \ + | CFG_LBC_LSDMR_OP_MRW) +#define CFG_LBC_LSDMR_5 ( CFG_LBC_LSDMR_COMMON \ + | CFG_LBC_LSDMR_OP_NORMAL) +#endif + +/* + * Serial Port + */ +#define CONFIG_CONS_INDEX 1 +#undef CONFIG_SERIAL_SOFTWARE_FIFO +#define CFG_NS16550 +#define CFG_NS16550_SERIAL +#define CFG_NS16550_REG_SIZE 1 +#define CFG_NS16550_CLK get_bus_freq(0) + +#define CFG_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200} + +#define CFG_NS16550_COM1 (CFG_IMMRBAR+0x4500) +#define CFG_NS16550_COM2 (CFG_IMMRBAR+0x4600) + +/* Use the HUSH parser */ +#define CFG_HUSH_PARSER +#ifdef CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " +#endif + +/* I2C */ +#define CONFIG_HARD_I2C /* I2C with hardware support*/ +#undef CONFIG_SOFT_I2C /* I2C bit-banged */ +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CFG_I2C_SLAVE 0x7F +#define CFG_I2C_NOPROBES {0x69} /* Don't probe these addrs */ +#define CFG_I2C_OFFSET 0x3000 +#define CFG_I2C2_OFFSET 0x3100 + +/* TSEC */ +#define CFG_TSEC1_OFFSET 0x24000 +#define CFG_TSEC1 (CFG_IMMRBAR+CFG_TSEC1_OFFSET) +#define CFG_TSEC2_OFFSET 0x25000 +#define CFG_TSEC2 (CFG_IMMRBAR+CFG_TSEC2_OFFSET) + +/* IO Configuration */ +#define CFG_IO_CONF (\ + IO_CONF_UART |\ + IO_CONF_TSEC1 |\ + IO_CONF_IRQ0 |\ + IO_CONF_IRQ1 |\ + IO_CONF_IRQ2 |\ + IO_CONF_IRQ3 |\ + IO_CONF_IRQ4 |\ + IO_CONF_IRQ5 |\ + IO_CONF_IRQ6 |\ + IO_CONF_IRQ7 ) + +/* + * General PCI + * Addresses are mapped 1-1. + */ +#define CFG_PCI1_MEM_BASE 0x80000000 +#define CFG_PCI1_MEM_PHYS CFG_PCI1_MEM_BASE +#define CFG_PCI1_MEM_SIZE 0x20000000 /* 512M */ +#define CFG_PCI1_IO_BASE 0x00000000 +#define CFG_PCI1_IO_PHYS 0xe2000000 +#define CFG_PCI1_IO_SIZE 0x1000000 /* 16M */ + +#define CFG_PCI2_MEM_BASE 0xA0000000 +#define CFG_PCI2_MEM_PHYS CFG_PCI2_MEM_BASE +#define CFG_PCI2_MEM_SIZE 0x20000000 /* 512M */ +#define CFG_PCI2_IO_BASE 0x00000000 +#define CFG_PCI2_IO_PHYS 0xe3000000 +#define CFG_PCI2_IO_SIZE 0x1000000 /* 16M */ + +#if defined(CONFIG_PCI) + +#define PCI_ALL_PCI1 +#if defined(PCI_64BIT) +#undef PCI_ALL_PCI1 +#undef PCI_TWO_PCI1 +#undef PCI_ONE_PCI1 +#endif + +#define CONFIG_NET_MULTI +#define CONFIG_PCI_PNP /* do pci plug-and-play */ + +#undef CONFIG_EEPRO100 +#undef CONFIG_TULIP + +#if !defined(CONFIG_PCI_PNP) + #define PCI_ENET0_IOADDR 0xFIXME + #define PCI_ENET0_MEMADDR 0xFIXME + #define PCI_IDSEL_NUMBER 0x0c /* slot0->3(IDSEL)=12->15 */ +#endif + +#undef CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */ +#define CFG_PCI_SUBSYS_VENDORID 0x1057 /* Motorola */ + +#endif /* CONFIG_PCI */ + +/* + * TSEC configuration + */ +#define CONFIG_TSEC_ENET /* TSEC ethernet support */ + +#if defined(CONFIG_TSEC_ENET) +#ifndef CONFIG_NET_MULTI +#define CONFIG_NET_MULTI 1 +#endif + +#define CONFIG_GMII 1 /* MII PHY management */ +#define CONFIG_MPC83XX_TSEC1 1 +#define CONFIG_MPC83XX_TSEC1_NAME "TSEC0" +#define CONFIG_MPC83XX_TSEC2 1 +#define CONFIG_MPC83XX_TSEC2_NAME "TSEC1" +#define TSEC1_PHY_ADDR 0 +#define TSEC2_PHY_ADDR 1 +#define TSEC1_PHYIDX 0 +#define TSEC2_PHYIDX 0 + +/* Options are: TSEC[0-1] */ +#define CONFIG_ETHPRIME "TSEC0" + +#endif /* CONFIG_TSEC_ENET */ + +/* + * Configure on-board RTC + */ +#define CONFIG_RTC_DS1374 /* use ds1374 rtc via i2c */ +#define CFG_I2C_RTC_ADDR 0x68 /* at address 0x68 */ + +/* + * Environment + */ +#ifndef CFG_RAMBOOT + #define CFG_ENV_IS_IN_FLASH 1 + #define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000) + #define CFG_ENV_SECT_SIZE 0x20000 /* 128K(one sector) for env */ + #define CFG_ENV_SIZE 0x2000 + +/* Address and size of Redundant Environment Sector */ +#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR + CFG_ENV_SECT_SIZE) +#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE) + +#else + #define CFG_NO_FLASH 1 /* Flash is not usable now */ + #define CFG_ENV_IS_NOWHERE 1 /* Store ENV in memory only */ + #define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000) + #define CFG_ENV_SIZE 0x2000 +#endif + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +#if defined(CFG_RAMBOOT) +#if defined(CONFIG_PCI) +#define CONFIG_COMMANDS ((CONFIG_CMD_DFL \ + | CFG_CMD_PING \ + | CFG_CMD_PCI \ + | CFG_CMD_I2C \ + | CFG_CMD_DATE) \ + & \ + ~(CFG_CMD_ENV \ + | CFG_CMD_LOADS)) +#else +#define CONFIG_COMMANDS ((CONFIG_CMD_DFL \ + | CFG_CMD_PING \ + | CFG_CMD_I2C \ + | CFG_CMD_DATE) \ + & \ + ~(CFG_CMD_ENV \ + | CFG_CMD_LOADS)) +#endif +#else +#if defined(CONFIG_PCI) +#define CONFIG_COMMANDS (CONFIG_CMD_DFL \ + | CFG_CMD_PCI \ + | CFG_CMD_PING \ + | CFG_CMD_I2C \ + | CFG_CMD_DATE \ + ) +#else +#define CONFIG_COMMANDS (CONFIG_CMD_DFL \ + | CFG_CMD_PING \ + | CFG_CMD_I2C \ + | CFG_CMD_MII \ + | CFG_CMD_DATE \ + ) +#endif +#endif + +#include + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_LOAD_ADDR 0x2000000 /* default load address */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ + +#if (CONFIG_COMMANDS & CFG_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_HZ 1000 /* decrementer freq: 1ms ticks */ + +/* + * 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*/ + +/* Cache Configuration */ +#define CFG_DCACHE_SIZE 32768 +#define CFG_CACHELINE_SIZE 32 +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CACHELINE_SHIFT 5 /*log base 2 of the above value*/ +#endif + +#define CFG_RCWH_PCIHOST 0x80000000 /* PCIHOST */ + +#if 1 /*528/264*/ +#define CFG_HRCW_LOW (\ + HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\ + HRCWL_DDR_TO_SCB_CLK_1X1 |\ + HRCWL_CSB_TO_CLKIN_4X1 |\ + HRCWL_VCO_1X2 |\ + HRCWL_CORE_TO_CSB_2X1) +#elif 0 /*396/132*/ +#define CFG_HRCW_LOW (\ + HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\ + HRCWL_DDR_TO_SCB_CLK_1X1 |\ + HRCWL_CSB_TO_CLKIN_2X1 |\ + HRCWL_VCO_1X4 |\ + HRCWL_CORE_TO_CSB_3X1) +#elif 0 /*264/132*/ +#define CFG_HRCW_LOW (\ + HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\ + HRCWL_DDR_TO_SCB_CLK_1X1 |\ + HRCWL_CSB_TO_CLKIN_2X1 |\ + HRCWL_VCO_1X4 |\ + HRCWL_CORE_TO_CSB_2X1) +#elif 0 /*132/132*/ +#define CFG_HRCW_LOW (\ + HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\ + HRCWL_DDR_TO_SCB_CLK_1X1 |\ + HRCWL_CSB_TO_CLKIN_2X1 |\ + HRCWL_VCO_1X4 |\ + HRCWL_CORE_TO_CSB_1X1) +#elif 0 /*264/264 */ +#define CFG_HRCW_LOW (\ + HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\ + HRCWL_DDR_TO_SCB_CLK_1X1 |\ + HRCWL_CSB_TO_CLKIN_4X1 |\ + HRCWL_VCO_1X4 |\ + HRCWL_CORE_TO_CSB_1X1) +#endif + +#if defined(PCI_64BIT) +#define CFG_HRCW_HIGH (\ + HRCWH_PCI_HOST |\ + HRCWH_64_BIT_PCI |\ + HRCWH_PCI1_ARBITER_ENABLE |\ + HRCWH_PCI2_ARBITER_DISABLE |\ + HRCWH_CORE_ENABLE |\ + HRCWH_FROM_0X00000100 |\ + HRCWH_BOOTSEQ_DISABLE |\ + HRCWH_SW_WATCHDOG_DISABLE |\ + HRCWH_ROM_LOC_LOCAL_16BIT |\ + HRCWH_TSEC1M_IN_GMII |\ + HRCWH_TSEC2M_IN_GMII ) +#else +#define CFG_HRCW_HIGH (\ + HRCWH_PCI_HOST |\ + HRCWH_32_BIT_PCI |\ + HRCWH_PCI1_ARBITER_ENABLE |\ + HRCWH_PCI2_ARBITER_ENABLE |\ + HRCWH_CORE_ENABLE |\ + HRCWH_FROM_0X00000100 |\ + HRCWH_BOOTSEQ_DISABLE |\ + HRCWH_SW_WATCHDOG_DISABLE |\ + HRCWH_ROM_LOC_LOCAL_16BIT |\ + HRCWH_TSEC1M_IN_GMII |\ + HRCWH_TSEC2M_IN_GMII ) +#endif + +/* System IO Config */ +#define CFG_SICRH SICRH_TSOBI1 +#define CFG_SICRL SICRL_LDP_A + +#define CFG_HID0_INIT 0x000000000 +#define CFG_HID0_FINAL CFG_HID0_INIT + +/* #define CFG_HID0_FINAL (\ + HID0_ENABLE_INSTRUCTION_CACHE |\ + HID0_ENABLE_M_BIT |\ + HID0_ENABLE_ADDRESS_BROADCAST ) */ + + +#define CFG_HID2 HID2_HBE + +/* DDR @ 0x00000000 */ +#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP) + +/* PCI @ 0x80000000 */ +#ifdef CONFIG_PCI +#define CFG_IBAT1L (CFG_PCI1_MEM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT1U (CFG_PCI1_MEM_BASE | BATU_BL_256M | BATU_VS | BATU_VP) +#define CFG_IBAT2L (CFG_PCI1_MMIO_BASE | BATL_PP_10 | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE) +#define CFG_IBAT2U (CFG_PCI1_MMIO_BASE | BATU_BL_256M | BATU_VS | BATU_VP) +#else +#define CFG_IBAT1L (0) +#define CFG_IBAT1U (0) +#define CFG_IBAT2L (0) +#define CFG_IBAT2U (0) +#endif + +/* IMMRBAR @ 0xE0000000 */ +#define CFG_IBAT3L (CFG_IMMRBAR | BATL_PP_10 | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE) +#define CFG_IBAT3U (CFG_IMMRBAR | BATU_BL_1M | BATU_VS | BATU_VP) + +/* stack in DCACHE (no backing mem) @ 0xE8000000 */ +#define CFG_IBAT4L (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT4U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP) + +/* LBC SDRAM @ 0xF0000000 */ +#define CFG_IBAT5L (CFG_LBC_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT5U (CFG_LBC_SDRAM_BASE | BATU_BL_64M | BATU_VS | BATU_VP) + +/* BCSR @ 0xF8000000 */ +#define CFG_IBAT6L (CFG_BCSR | BATL_PP_10 | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE) +#define CFG_IBAT6U (CFG_BCSR | BATU_BL_128K | BATU_VS | BATU_VP) + +/* FLASH @ 0xFE000000 */ +#define CFG_IBAT7L (CFG_FLASH_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT7U (CFG_FLASH_BASE | BATU_BL_8M | 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 +#define CFG_DBAT4L CFG_IBAT4L +#define CFG_DBAT4U CFG_IBAT4U +#define CFG_DBAT5L CFG_IBAT5L +#define CFG_DBAT5U CFG_IBAT5U +#define CFG_DBAT6L CFG_IBAT6L +#define CFG_DBAT6U CFG_IBAT6U +#define CFG_DBAT7L CFG_IBAT7L +#define CFG_DBAT7U CFG_IBAT7U + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CONFIG_KGDB_BAUDRATE 230400 /* speed of kgdb serial port */ +#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ +#endif + +/* + * Environment Configuration + */ +#define CONFIG_ENV_OVERWRITE + +#if defined(CONFIG_TSEC_ENET) +#define CONFIG_ETHADDR 00:04:9f:ef:23:33 +#define CONFIG_HAS_ETH1 +#define CONFIG_ETH1ADDR 00:E0:0C:00:7E:21 +#endif + +#define CONFIG_IPADDR 192.168.205.5 + +#define CONFIG_HOSTNAME mpc8349emds +#define CONFIG_ROOTPATH /opt/eldk/ppc_6xx +#define CONFIG_BOOTFILE /tftpboot/tqm83xx/uImage + +#define CONFIG_SERVERIP 192.168.1.1 +#define CONFIG_GATEWAYIP 192.168.1.1 +#define CONFIG_NETMASK 255.255.255.0 + +#define CONFIG_LOADADDR 200000 /* default location for tftp and bootm */ + +#define CONFIG_BOOTDELAY 6 /* -1 disables auto-boot */ +#undef CONFIG_BOOTARGS /* the boot command will set bootargs */ + +#define CONFIG_BAUDRATE 115200 + +#define CONFIG_PREBOOT "echo;" \ + "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \ + "echo" + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "netdev=eth0\0" \ + "hostname=mpc8349emds\0" \ + "nfsargs=setenv bootargs root=/dev/nfs rw " \ + "nfsroot=${serverip}:${rootpath}\0" \ + "ramargs=setenv bootargs root=/dev/ram rw\0" \ + "addip=setenv bootargs ${bootargs} " \ + "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ + ":${hostname}:${netdev}:off panic=1\0" \ + "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\ + "flash_nfs=run nfsargs addip addtty;" \ + "bootm ${kernel_addr}\0" \ + "flash_self=run ramargs addip addtty;" \ + "bootm ${kernel_addr} ${ramdisk_addr}\0" \ + "net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \ + "bootm\0" \ + "rootpath=/opt/eldk/ppc_6xx\0" \ + "bootfile=/tftpboot/mpc8349emds/uImage\0" \ + "load=tftp 100000 /tftpboot/mpc8349emds/u-boot.bin\0" \ + "update=protect off fe000000 fe03ffff; " \ + "era fe000000 fe03ffff; cp.b 100000 fe000000 ${filesize}\0" \ + "upd=run load;run update\0" \ + "" + +#define CONFIG_BOOTCOMMAND "run flash_self" + +#endif /* __CONFIG_H */