From: Wolfgang Denk Date: Fri, 16 Jun 2006 15:32:31 +0000 (+0200) Subject: Add support for gth2 board X-Git-Tag: LABEL_2006_06_30_2020~5^2^2 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=0c32d96ddd7309b86ff92dfc1f3694908f174cf6;p=oweals%2Fu-boot.git Add support for gth2 board Patch by Thomas Lange, Aug 11 2005 --- diff --git a/CHANGELOG b/CHANGELOG index dd73e0bef3..fa48cabbde 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -2,6 +2,9 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Add support for gth2 board + Patch by Thomas Lange, Aug 11 2005 + * Add support for CONFIG_SERIAL_MULTI on MPC5xxx Patch by Martin Krause, 8 Jun 2006 diff --git a/CREDITS b/CREDITS index f91fa3e48e..c35f07bbba 100644 --- a/CREDITS +++ b/CREDITS @@ -253,7 +253,7 @@ D Support for Intrinsyc CERF PXA250 board. N: Thomas Lange E: thomas@corelatus.se -D: Support for GTH and dbau1x00 boards; lots of PCMCIA fixes +D: Support for GTH, GTH2 and dbau1x00 boards; lots of PCMCIA fixes N: Marc Leeman E: marc.leeman@barco.com diff --git a/MAINTAINERS b/MAINTAINERS index 9a2f472214..aaf91cd282 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -489,6 +489,7 @@ Wolfgang Denk Thomas Lange dbau1x00 MIPS32 Au1000 + gth2 MIPS32 Au1000 ######################################################################### # Nios-32 Systems: # diff --git a/MAKEALL b/MAKEALL index 0594c93723..3eee3237e8 100755 --- a/MAKEALL +++ b/MAKEALL @@ -226,7 +226,7 @@ LIST_mips4kc="incaip" LIST_mips5kc="purple" -LIST_au1xx0="dbau1000 dbau1100 dbau1500 dbau1550 dbau1550_el" +LIST_au1xx0="dbau1000 dbau1100 dbau1500 dbau1550 dbau1550_el gth2" LIST_mips="${LIST_mips4kc} ${LIST_mips5kc} ${LIST_au1xx0}" diff --git a/Makefile b/Makefile index 7e50fbe73a..9db3bf2071 100644 --- a/Makefile +++ b/Makefile @@ -1652,6 +1652,11 @@ cm4008_config : unconfig cm41xx_config : unconfig @./mkconfig $(@:_config=) arm arm920t cm41xx NULL ks8695 +gth2_config : unconfig + @ >include/config.h + @echo "#define CONFIG_GTH2 1" >>include/config.h + @./mkconfig -a gth2 mips mips gth2 + ######################################################################### ## S3C44B0 Systems ######################################################################### diff --git a/board/gth2/Makefile b/board/gth2/Makefile new file mode 100644 index 0000000000..8ef3a51d82 --- /dev/null +++ b/board/gth2/Makefile @@ -0,0 +1,41 @@ +# +# (C) Copyright 2005 +# 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 = $(BOARD).o flash.o ee_access.o +SOBJS = lowlevel_init.o + +$(LIB): .depend $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) $(SOBJS) + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/gth2/config.mk b/board/gth2/config.mk new file mode 100644 index 0000000000..6d21ba18a1 --- /dev/null +++ b/board/gth2/config.mk @@ -0,0 +1,42 @@ +# +# (C) Copyright 2004-2005 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# AMD Alchemy AU1000, MIPS32 core +# + +ifeq ($(TBASE),0) +TEXT_BASE = 0 +else +ifeq ($(TBASE),1) +TEXT_BASE = 0xbfc10070 +else +ifeq ($(TBASE),2) +TEXT_BASE = 0xbfc30070 +else +## Only to make ordinary make work +TEXT_BASE = 0x90000000 +endif +endif +endif + diff --git a/board/gth2/ee_access.c b/board/gth2/ee_access.c new file mode 100644 index 0000000000..e2931392d2 --- /dev/null +++ b/board/gth2/ee_access.c @@ -0,0 +1,347 @@ +/* Module for handling DALLAS DS2438, smart battery monitor + Chip can store up to 40 bytes of user data in EEPROM, + perform temp, voltage and current measurements. + Chip also contains a unique serial number. + + Always read/write LSb first + + For documentaion, see data sheet for DS2438, 2438.pdf + + By Thomas.Lange@corelatus.com 001025 + + Copyright (C) 2000-2005 Corelatus AB */ + +/* 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 "ee_dev.h" +#include "ee_access.h" + +/* static int Debug = 1; */ +#undef E_DEBUG +#define E_DEBUG(fmt,args...) /* */ +/* #define E_DEBUG(fmt,args...) printk("EEA:"fmt,##args); */ + +/* We dont have kernel functions */ +#define printk printf +#define KERN_DEBUG +#define KERN_ERR +#define EIO 1 + +#ifndef TRUE +#define TRUE 1 +#endif +#ifndef FALSE +#define FALSE 0 +#endif + +/* lookup table ripped from DS app note 17, understanding and using cyclic redundancy checks... */ + +static u8 crc_lookup[256] = { + 0, 94, 188, 226, 97, 63, 221, 131, + 194, 156, 126, 32, 163, 253, 31, 65, + 157, 195, 33, 127, 252, 162, 64, 30, + 95, 1, 227, 189, 62, 96, 130, 220, + 35, 125, 159, 193, 66, 28, 254, 160, + 225, 191, 93, 3, 128, 222, 60, 98, + 190, 224, 2, 92, 223, 129, 99, 61, + 124, 34, 192, 158, 29, 67, 161, 255, + 70, 24, 250, 164, 39, 121, 155, 197, + 132, 218, 56, 102, 229, 187, 89, 7, + 219, 133, 103, 57, 186, 228, 6, 88, + 25, 71, 165, 251, 120, 38, 196, 154, + 101, 59, 217, 135, 4, 90, 184, 230, + 167, 249, 27, 69, 198, 152, 122, 36, + 248, 166, 68, 26, 153, 199, 37, 123, + 58, 100, 134, 216, 91, 5, 231, 185, + 140, 210, 48, 110, 237, 179, 81, 15, + 78, 16, 242, 172, 47, 113, 147, 205, + 17, 79, 173, 243, 112, 46, 204, 146, + 211, 141, 111, 49, 178, 236, 14, 80, + 175, 241, 19, 77, 206, 144, 114, 44, + 109, 51, 209, 143, 12, 82, 176, 238, + 50, 108, 142, 208, 83, 13, 239, 177, + 240, 174, 76, 18, 145, 207, 45, 115, + 202, 148, 118, 40, 171, 245, 23, 73, + 8, 86, 180, 234, 105, 55, 213, 139, + 87, 9, 235, 181, 54, 104, 138, 212, + 149, 203, 41, 119, 244, 170, 72, 22, + 233, 183, 85, 11, 136, 214, 52, 106, + 43, 117, 151, 201, 74, 20, 246, 168, + 116, 42, 200, 150, 21, 75, 169, 247, + 182, 232, 10, 84, 215, 137, 107, 53 +}; + +static void +write_gpio_data(int value ){ + if(value){ + /* Tristate */ + gpio_tristate(GPIO_EEDQ); + } + else{ + /* Drive 0 */ + gpio_clear(GPIO_EEDQ); + } +} + +static u8 make_new_crc( u8 Old_crc, u8 New_value ){ + /* Compute a new checksum with new byte, using previous checksum as input + See DS app note 17, understanding and using cyclic redundancy checks... + Also see DS2438, page 11 */ + return( crc_lookup[Old_crc ^ New_value ]); +} + +int ee_crc_ok( u8 *Buffer, int Len, u8 Crc ){ + /* Check if the checksum for this buffer is correct */ + u8 Curr_crc=0; + int i; + u8 *Curr_byte = Buffer; + + for(i=0;i>=1; + } +} + +int ee_do_cpu_command( u8 *Tx, int Tx_len, u8 *Rx, int Rx_len, int Send_skip ){ + /* Execute this command string, including + giving reset and setting to idle after command + if Rx_len is set, we read out data from EEPROM */ + int i; + + E_DEBUG("Command, Tx_len %d, Rx_len %d\n", Tx_len, Rx_len ); + + if(do_cpu_reset()){ + /* Failed! */ + return(-EIO); + } + + if(Send_skip) + /* Always send SKIP_ROM first to tell chip we are sending a command, + except when we read out rom data for chip */ + write_cpu_byte(SKIP_ROM); + + /* Always have Tx data */ + for(i=0;i +#include "ee_dev.h" + +int ee_do_cpu_command( u8 *Tx, int Tx_len, u8 *Rx, int Rx_len, int Send_skip ); +int ee_init_cpu_data(void); + +int ee_crc_ok( u8 *Buffer, int Len, u8 Crc ); + +/* Defs for altera reg */ +#define EE_WRITE_SHIFT 8 /* bits to shift left */ +#define EE_READ_SHIFT 16 /* bits to shift left */ +#define EE_DONE 0x80000000 +#define EE_BUSY 0x40000000 +#define EE_ERROR 0x20000000 + +/* Commands */ +#define EE_CMD_NOP 0 +#define EE_CMD_INIT_RES 1 +#define EE_CMD_WR_BYTE 2 +#define EE_CMD_RD_BYTE 3 + +#endif /* INCeeaccessh */ diff --git a/board/gth2/ee_dev.h b/board/gth2/ee_dev.h new file mode 100644 index 0000000000..acc3418f22 --- /dev/null +++ b/board/gth2/ee_dev.h @@ -0,0 +1,96 @@ +/* By Thomas.Lange@Corelatus.com 001025 */ +/* Definitions for EEPROM/VOLT METER DS2438 */ +/* Copyright (C) 2000-2005 Corelatus AB */ + +/* 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 INCeedevh +#define INCeedevh + +#define E_DEBUG(fmt,args...) if( Debug ) printk(KERN_DEBUG"EE: " fmt, ##args) + +/* MIPS */ +#define WRITE_PORT(Value) write_gpio_data(Value) + +#define READ_PORT (gpio_read()&GPIO_EEDQ) + +/* 64 bytes chip */ +#define EE_CHIP_SIZE 64 + +/* Board with new current resistor */ +#define EE_GTH_0304 1 + +/* new dsp and 64 MB SDRAM */ +#define EE_DSP_64 0x10 + +/* microsecs */ +/* Pull line down at least this long for reset pulse */ +#define RESET_LOW_TIME 490 + +/* Read presence pulse after we release reset pulse */ +#define PRESENCE_TIMEOUT 100 +#define PRESENCE_LOW_TIME 200 + +#define WRITE_0_LOW 60 +#define WRITE_1_LOW 1 +#define TOTAL_WRITE_LOW 60 + +#define READ_LOW 1 +#define READ_TIMEOUT 10 +#define TOTAL_READ_LOW 70 + +/* Rom function commands */ +#define READ_ROM 0x33 +#define MATCH_ROM 0x55 +#define SKIP_ROM 0xCC +#define SEARCH_ROM 0xF0 + + +/* Memory_command_function */ +#define WRITE_SCRATCHPAD 0x4E +#define READ_SCRATCHPAD 0xBE +#define COPY_SCRATCHPAD 0x48 +#define RECALL_MEMORY 0xB8 +#define CONVERT_TEMP 0x44 +#define CONVERT_VOLTAGE 0xB4 + +/* Chip is divided in 8 pages, 8 bytes each */ + +#define EE_PAGE_SIZE 8 + +/* All chip data we want are in page 0 */ + +/* Bytes in page 0 */ +#define EE_P0_STATUS 0 +#define EE_P0_TEMP_LSB 1 +#define EE_P0_TEMP_MSB 2 +#define EE_P0_VOLT_LSB 3 +#define EE_P0_VOLT_MSB 4 +#define EE_P0_CURRENT_LSB 5 +#define EE_P0_CURRENT_MSB 6 + + +/* 40 byte user data is located at page 3-7 */ +#define EE_USER_PAGE_0 3 +#define USER_PAGES 5 + +/* Layout of gth user pages usage */ +/* Bytes 0-16 ethernet addr in ascii ( len 17 ) */ + +#define EE_ETHERNET_OFFSET 0 + +#endif /* INCeedevh */ diff --git a/board/gth2/flash.c b/board/gth2/flash.c new file mode 100644 index 0000000000..f96edffa2d --- /dev/null +++ b/board/gth2/flash.c @@ -0,0 +1,43 @@ +/* + * (C) Copyright 2005 + * 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 + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/*----------------------------------------------------------------------- + * flash_init() + * + * sets up flash_info and returns size of FLASH (bytes) + */ +unsigned long flash_init (void) +{ + printf ("Skipping flash_init\n"); + return (0); +} + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + printf ("write_buff not implemented\n"); + return (-1); +} diff --git a/board/gth2/gth2.c b/board/gth2/gth2.c new file mode 100644 index 0000000000..77fc5b469e --- /dev/null +++ b/board/gth2/gth2.c @@ -0,0 +1,435 @@ +/* + * (C) Copyright 2005 + * Thomas.Lange@corelatus.se + * + * 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 "ee_access.h" + +static int wdi_status = 0; + +unsigned long mips_io_port_base = 0; + +#define SDRAM_SIZE ((64*1024*1024)-(12*4096)) + + +#define SERIAL_LOG_BUFFER KSEG1ADDR(SDRAM_SIZE + (8*4096)) + +void inline log_serial_char(char c){ + char *serial_log_buffer = (char*)SERIAL_LOG_BUFFER; + int serial_log_offset; + u32 *serial_log_offsetp = (u32*)SERIAL_LOG_BUFFER; + + serial_log_offset = *serial_log_offsetp; + + *(serial_log_buffer + serial_log_offset) = c; + + serial_log_offset++; + + if(serial_log_offset >= 4096){ + serial_log_offset = 4; + } + *serial_log_offsetp = serial_log_offset; +} + +void init_log_serial(void){ + char *serial_log_buffer = (char*)SERIAL_LOG_BUFFER; + u32 *serial_log_offsetp = (u32*)SERIAL_LOG_BUFFER; + + /* Copy buffer from last run */ + memcpy(serial_log_buffer + 4096, + serial_log_buffer, + 4096); + + memset(serial_log_buffer, 0, 4096); + + *serial_log_offsetp = 4; +} + + +void hw_watchdog_reset(void){ + volatile u32 *sys_outputset = (volatile u32*)SYS_OUTPUTSET; + volatile u32 *sys_outputclear = (volatile u32*)SYS_OUTPUTCLR; + if(wdi_status){ + *sys_outputset = GPIO_CPU_LED|GPIO_WDI; + wdi_status = 0; + } + else{ + *sys_outputclear = GPIO_CPU_LED|GPIO_WDI; + wdi_status = 1; + } +} + +long int initdram(int board_type) +{ + /* Sdram is setup by assembler code */ + /* If memory could be changed, we should return the true value here */ + + WATCHDOG_RESET(); + + return (SDRAM_SIZE); +} + +/* In cpu/mips/cpu.c */ +void write_one_tlb( int index, u32 pagemask, u32 hi, u32 low0, u32 low1 ); + +void set_ledcard(u32 value){ + /* Clock 24 bits to led card */ + int i; + volatile u32 *sys_outputset = (volatile u32*)SYS_OUTPUTSET; + volatile u32 *sys_outputclr = (volatile u32*)SYS_OUTPUTCLR; + + /* Start with known values */ + *sys_outputclr = GPIO_LEDCLK|GPIO_LEDD; + + for(i=0;i<24;i++){ + if(value&0x00800000){ + *sys_outputset = GPIO_LEDD; + } + else{ + *sys_outputclr = GPIO_LEDD; + } + udelay(1); + *sys_outputset = GPIO_LEDCLK; + udelay(1); + *sys_outputclr = GPIO_LEDCLK; + udelay(1); + + value<<=1; + } + /* Data is enable output */ + *sys_outputset = GPIO_LEDD; +} + +int checkboard (void) +{ + volatile u32 *sys_counter = (volatile u32*)SYS_COUNTER_CNTRL; + volatile u32 *sys_outputset = (volatile u32*)SYS_OUTPUTSET; + volatile u32 *sys_outputclr = (volatile u32*)SYS_OUTPUTCLR; + u32 proc_id; + + WATCHDOG_RESET(); + + *sys_counter = 0x100; /* Enable 32 kHz oscillator for RTC/TOY */ + + proc_id = read_32bit_cp0_register(CP0_PRID); + + switch (proc_id >> 24) { + case 0: + puts ("Board: GTH2\n"); + printf ("CPU: Au1000 500 MHz, id: 0x%02x, rev: 0x%02x\n", + (proc_id >> 8) & 0xFF, proc_id & 0xFF); + break; + default: + printf ("Unsupported cpu %d, proc_id=0x%x\n", proc_id >> 24, proc_id); + } +#ifdef CONFIG_IDE_PCMCIA + /* PCMCIA is on a 36 bit physical address. + We need to map it into a 32 bit addresses */ + write_one_tlb(20, /* index */ + 0x01ffe000, /* Pagemask, 16 MB pages */ + CFG_PCMCIA_IO_BASE, /* Hi */ + 0x3C000017, /* Lo0 */ + 0x3C200017); /* Lo1 */ + + write_one_tlb(21, /* index */ + 0x01ffe000, /* Pagemask, 16 MB pages */ + CFG_PCMCIA_ATTR_BASE, /* Hi */ + 0x3D000017, /* Lo0 */ + 0x3D200017); /* Lo1 */ + + write_one_tlb(22, /* index */ + 0x01ffe000, /* Pagemask, 16 MB pages */ + CFG_PCMCIA_MEM_ADDR, /* Hi */ + 0x3E000017, /* Lo0 */ + 0x3E200017); /* Lo1 */ + +#endif /* CONFIG_IDE_PCMCIA */ + + /* Wait for GPIO ports to become stable */ + udelay(5000); /* FIXME */ + + /* Release reset of ethernet PHY chips */ + /* Always do this, because linux does not know about it */ + *sys_outputset = GPIO_ERESET; + + /* Kill FPGA:s */ + *sys_outputclr = GPIO_CACONFIG|GPIO_DPACONFIG; + udelay(2); + *sys_outputset = GPIO_CACONFIG|GPIO_DPACONFIG; + + /* Turn front led yellow */ + set_ledcard(0x00100000); + + return 0; +} + +#define POWER_OFFSET 0xF0000 +#define SW_WATCHDOG_REASON 13 + +#define BOOTDATA_OFFSET 0xF8000 +#define MAX_ATTEMPTS 5 + +#define FAILSAFE_BOOT 1 +#define SYSTEM_BOOT 2 +#define SYSTEM2_BOOT 3 + +#define WRITE_FLASH16(a, d) \ +do \ +{ \ + *((volatile u16 *) (a)) = (d);\ + } while(0) + +static void write_bootdata (volatile u16 * addr, u8 System, u8 Count) +{ + u16 data; + volatile u16 *flash = (u16 *) (CFG_FLASH_BASE); + + switch(System){ + case FAILSAFE_BOOT: + printf ("Setting failsafe boot in flash\n"); + break; + case SYSTEM_BOOT: + printf ("Setting system boot in flash\n"); + break; + case SYSTEM2_BOOT: + printf ("Setting system2 boot in flash\n"); + break; + default: + printf ("Invalid system data %u, setting failsafe\n", System); + System = FAILSAFE_BOOT; + } + + if ((Count < 1) | (Count > MAX_ATTEMPTS)) { + printf ("Invalid boot count %u, setting 1\n", Count); + Count = 1; + } + + printf ("Boot attempt %d\n", Count); + + data = (System << 8) | Count; + /* AMD 16 bit */ + WRITE_FLASH16 (&flash[0x555], 0xAAAA); + WRITE_FLASH16 (&flash[0x2AA], 0x5555); + WRITE_FLASH16 (&flash[0x555], 0xA0A0); + + WRITE_FLASH16 (addr, data); +} + +static int random_system(void){ + /* EEPROM read failed. Just try to choose one + system release and hope it works */ + + /* FIXME */ + return(SYSTEM_BOOT); +} + +static int switch_system(int old_system){ + u8 Rx[10]; + u8 Tx[5]; + int valid_release; + + if(old_system==FAILSAFE_BOOT){ + /* Find out which system release to use */ + + /* Copy from nvram to scratchpad */ + Tx[0] = RECALL_MEMORY; + Tx[1] = 7; /* Page */ + if (ee_do_cpu_command (Tx, 2, NULL, 0, 1)) { + printf ("EE user page 7 recall failed\n"); + return (random_system()); + } + + Tx[0] = READ_SCRATCHPAD; + if (ee_do_cpu_command (Tx, 2, Rx, 9, 1)) { + printf ("EE user page 7 read failed\n"); + return (random_system()); + } + /* Crc in 9:th byte */ + if (!ee_crc_ok (Rx, 8, *(Rx + 8))) { + printf ("EE read failed, page 7. CRC error\n"); + return (random_system()); + } + + valid_release = Rx[7]; + if((valid_release==0xFF)| + ((valid_release&1) == 0)){ + return(SYSTEM_BOOT); + } + else{ + return(SYSTEM2_BOOT); + } + } + else{ + return(FAILSAFE_BOOT); + } +} + +static void check_boot_tries (void) +{ + /* Count the number of boot attemps + switch system if too many */ + + int i; + volatile u16 *addr; + volatile u16 data; + u8 system = FAILSAFE_BOOT; + u8 count; + + addr = (u16 *) (CFG_FLASH_BASE + BOOTDATA_OFFSET); + + if (*addr == 0xFFFF) { + printf ("*** No bootdata exists. ***\n"); + write_bootdata (addr, FAILSAFE_BOOT, 1); + } else { + /* Search for latest written bootdata */ + i = 0; + while ((*(addr + 1) != 0xFFFF) & (i < 8000)) { + addr++; + i++; + } + if (i >= 8000) { + /* Whoa, dont write any more */ + printf ("*** No bootdata found. Not updating flash***\n"); + } else { + /* See how many times we have tried to boot real system */ + data = *addr; + system = data >> 8; + count = data & 0xFF; + if ((system != SYSTEM_BOOT) & + (system != SYSTEM2_BOOT) & + (system != FAILSAFE_BOOT)) { + printf ("*** Wrong system %d\n", system); + system = FAILSAFE_BOOT; + count = 1; + } else { + switch (count) { + case 0: + case 1: + case 2: + case 3: + case 4: + /* Try same system again if needed */ + count++; + break; + + case 5: + /* Switch system and reset tries */ + count = 1; + system = switch_system(system); + printf ("***Too many boot attempts, switching system***\n"); + break; + default: + /* Switch system, start over and hope it works */ + printf ("***Unexpected data on addr 0x%x, %u***\n", + (u32) addr, data); + count = 1; + system = switch_system(system); + } + } + write_bootdata (addr + 1, system, count); + } + } + switch(system){ + case FAILSAFE_BOOT: + printf ("Booting failsafe system\n"); + setenv ("bootargs", "panic=1 root=/dev/hda7"); + setenv ("bootcmd", "ide reset;disk 0x81000000 0:5;run addmisc;bootm"); + break; + + case SYSTEM_BOOT: + printf ("Using normal system\n"); + setenv ("bootargs", "panic=1 root=/dev/hda4"); + setenv ("bootcmd", "ide reset;disk 0x81000000 0:2;run addmisc;bootm"); + break; + + case SYSTEM2_BOOT: + printf ("Using normal system2\n"); + setenv ("bootargs", "panic=1 root=/dev/hda9"); + setenv ("bootcmd", "ide reset;disk 0x81000000 0:8;run addmisc;bootm"); + break; + default: + printf ("Invalid system %d\n", system); + printf ("Hanging\n"); + while(1); + } +} + +int misc_init_r(void){ + u8 Rx[80]; + u8 Tx[5]; + int page; + int read = 0; + + WATCHDOG_RESET(); + + if (ee_init_cpu_data ()) { + printf ("EEPROM init failed\n"); + return (0); + } + + /* Check which release to boot */ + check_boot_tries (); + + /* Read the pages where ethernet address is stored */ + + for (page = EE_USER_PAGE_0; page <= EE_USER_PAGE_0 + 2; page++) { + /* Copy from nvram to scratchpad */ + Tx[0] = RECALL_MEMORY; + Tx[1] = page; + if (ee_do_cpu_command (Tx, 2, NULL, 0, 1)) { + printf ("EE user page %d recall failed\n", page); + return (0); + } + + Tx[0] = READ_SCRATCHPAD; + if (ee_do_cpu_command (Tx, 2, Rx + read, 9, 1)) { + printf ("EE user page %d read failed\n", page); + return (0); + } + /* Crc in 9:th byte */ + if (!ee_crc_ok (Rx + read, 8, *(Rx + read + 8))) { + printf ("EE read failed, page %d. CRC error\n", page); + return (0); + } + read += 8; + } + + /* Add eos after eth addr */ + Rx[17] = 0; + + printf ("Ethernet addr read from eeprom: %s\n\n", Rx); + + if ((Rx[2] != ':') | + (Rx[5] != ':') | + (Rx[8] != ':') | (Rx[11] != ':') | (Rx[14] != ':')) { + printf ("*** ethernet addr invalid, using default ***\n"); + } else { + setenv ("ethaddr", Rx); + } + return (0); +} diff --git a/board/gth2/lowlevel_init.S b/board/gth2/lowlevel_init.S new file mode 100644 index 0000000000..62e36574d3 --- /dev/null +++ b/board/gth2/lowlevel_init.S @@ -0,0 +1,454 @@ +/* Memory sub-system initialization code */ + +#include +#include +#include +#include +#include + +#define CP0_Config0 $16 +#define MEM_1MS ((CFG_MHZ) * 1000) +#define GPIO_RJ1LY (1<<22) +#define GPIO_CFRESET (1<<10) + + .text + .set noreorder + .set mips32 + + .globl lowlevel_init +lowlevel_init: + /* + * Step 2) Establish Status Register + * (set BEV, clear ERL, clear EXL, clear IE) + */ + li t1, 0x00400000 + mtc0 t1, CP0_STATUS + + /* + * Step 3) Establish CP0 Config0 + * (set OD, set K0=3) + */ + li t1, 0x00080003 + mtc0 t1, CP0_CONFIG + + /* + * Step 4) Disable Watchpoint facilities + */ + li t1, 0x00000000 + mtc0 t1, CP0_WATCHLO + mtc0 t1, CP0_IWATCHLO + /* + * Step 5) Disable the performance counters + */ + mtc0 zero, CP0_PERFORMANCE + nop + + /* + * Step 6) Establish EJTAG Debug register + */ + mtc0 zero, CP0_DEBUG + nop + + /* + * Step 7) Establish Cause + * (set IV bit) + */ + li t1, 0x00800000 + mtc0 t1, CP0_CAUSE + + /* Establish Wired (and Random) */ + mtc0 zero, CP0_WIRED + nop + + /* No workaround if running from ram */ + lui t0, 0xffc0 + lui t3, 0xbfc0 + and t1, ra, t0 + bne t1, t3, noCacheJump + nop + + /*** From AMD YAMON ***/ + /* + * Step 8) Initialize the caches + */ + li t0, (16*1024) + li t1, 32 + li t2, 0x80000000 + addu t3, t0, t2 +cacheloop: + cache 0, 0(t2) + cache 1, 0(t2) + addu t2, t1 + bne t2, t3, cacheloop + nop + + /* Save return address */ + move t3, ra + + /* Run from cacheable space now */ + bal cachehere + nop +cachehere: + li t1, ~0x20000000 /* convert to KSEG0 */ + and t0, ra, t1 + addi t0, 5*4 /* 5 insns beyond cachehere */ + jr t0 + nop + + /* Restore return address */ + move ra, t3 + + /* + * Step 9) Initialize the TLB + */ + li t0, 0 # index value + li t1, 0x00000000 # entryhi value + li t2, 32 # 32 entries + +tlbloop: + /* Probe TLB for matching EntryHi */ + mtc0 t1, CP0_ENTRYHI + tlbp + nop + + /* Examine Index[P], 1=no matching entry */ + mfc0 t3, CP0_INDEX + li t4, 0x80000000 + and t3, t4, t3 + addiu t1, t1, 1 # increment t1 (asid) + beq zero, t3, tlbloop + nop + + /* Initialize the TLB entry */ + mtc0 t0, CP0_INDEX + mtc0 zero, CP0_ENTRYLO0 + mtc0 zero, CP0_ENTRYLO1 + mtc0 zero, CP0_PAGEMASK + tlbwi + + /* Do it again */ + addiu t0, t0, 1 + bne t0, t2, tlbloop + nop + + /* First setup pll:s to make serial work ok */ + /* We have a 12.5 MHz crystal */ + li t0, SYS_CPUPLL + li t1, 0x28 /* CPU clock, 500 MHz */ + sw t1, 0(t0) + sync + nop + nop + + /* wait 1mS for clocks to settle */ + li t1, MEM_1MS +1: add t1, -1 + bne t1, zero, 1b + nop + /* Setup AUX PLL */ + li t0, SYS_AUXPLL + li t1, 0 + sw t1, 0(t0) /* aux pll */ + sync + + /* Static memory controller */ + /* RCE0 - can not change while fetching, do so from icache */ + move t2, ra /* Store return address */ + bal getAddr + nop + +getAddr: + move t1, ra + move ra, t2 /* Move return addess back */ + + cache 0x14,0(t1) + cache 0x14,32(t1) + /*** /From YAMON ***/ + +noCacheJump: + + /* Static memory controller */ + + /* RCE0 AMD 29LV800 Flash */ + li t0, MEM_STCFG0 + li t1, 0x00000243 + sw t1, 0(t0) + + li t0, MEM_STTIME0 + li t1, 0x040181D7 /* FIXME */ + sw t1, 0(t0) + + li t0, MEM_STADDR0 + li t1, 0x11E03F80 + sw t1, 0(t0) + + /* RCE1 PCMCIA 250ns */ + li t0, MEM_STCFG1 + li t1, 0x00000002 + sw t1, 0(t0) + + li t0, MEM_STTIME1 + li t1, 0x280E3E07 + sw t1, 0(t0) + + li t0, MEM_STADDR1 + li t1, 0x10000000 + sw t1, 0(t0) + + /* RCE2 CP Altera */ + li t0, MEM_STCFG2 + li t1, 0x00000280 /* BE, EW */ + sw t1, 0(t0) + + li t0, MEM_STTIME2 + li t1, 0x0303000c + sw t1, 0(t0) + + li t0, MEM_STADDR2 + li t1, 0x10c03f80 /* 1 MB */ + sw t1, 0(t0) + + /* RCE3 DP Altera */ + li t0, MEM_STCFG3 + li t1, 0x00000280 /* BE, EW */ + sw t1, 0(t0) + + li t0, MEM_STTIME3 + li t1, 0x0303000c + sw t1, 0(t0) + + li t0, MEM_STADDR3 + li t1, 0x10e03f80 /* 1 MB */ + sw t1, 0(t0) + + sync + + /* Set peripherals to a known state */ + li t0, IC0_CFG0CLR + li t1, 0xFFFFFFFF + sw t1, 0(t0) + + li t0, IC0_CFG0CLR + sw t1, 0(t0) + + li t0, IC0_CFG1CLR + sw t1, 0(t0) + + li t0, IC0_CFG2CLR + sw t1, 0(t0) + + li t0, IC0_SRCSET + sw t1, 0(t0) + + li t0, IC0_ASSIGNSET + sw t1, 0(t0) + + li t0, IC0_WAKECLR + sw t1, 0(t0) + + li t0, IC0_RISINGCLR + sw t1, 0(t0) + + li t0, IC0_FALLINGCLR + sw t1, 0(t0) + + li t0, IC0_TESTBIT + li t1, 0x00000000 + sw t1, 0(t0) + sync + + li t0, IC1_CFG0CLR + li t1, 0xFFFFFFFF + sw t1, 0(t0) + + li t0, IC1_CFG0CLR + sw t1, 0(t0) + + li t0, IC1_CFG1CLR + sw t1, 0(t0) + + li t0, IC1_CFG2CLR + sw t1, 0(t0) + + li t0, IC1_SRCSET + sw t1, 0(t0) + + li t0, IC1_ASSIGNSET + sw t1, 0(t0) + + li t0, IC1_WAKECLR + sw t1, 0(t0) + + li t0, IC1_RISINGCLR + sw t1, 0(t0) + + li t0, IC1_FALLINGCLR + sw t1, 0(t0) + + li t0, IC1_TESTBIT + li t1, 0x00000000 + sw t1, 0(t0) + sync + + li t0, SYS_FREQCTRL0 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, SYS_FREQCTRL1 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, SYS_CLKSRC + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, SYS_PININPUTEN + li t1, 0x00000000 + sw t1, 0(t0) + sync + + li t0, 0xB1100100 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, 0xB1400100 + li t1, 0x00000000 + sw t1, 0(t0) + + + li t0, SYS_WAKEMSK + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, SYS_WAKESRC + li t1, 0x00000000 + sw t1, 0(t0) + + /* wait 1mS before setup */ + li t1, MEM_1MS +1: add t1, -1 + bne t1, zero, 1b + nop + + +/* SDCS 0 SDRAM */ + li t0, MEM_SDMODE0 + li t1, 0x592CD1 + sw t1, 0(t0) + + li t0, MEM_SDMODE1 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, MEM_SDMODE2 + li t1, 0x00000000 + sw t1, 0(t0) + +/* 64 MB SDRAM at addr 0 */ + li t0, MEM_SDADDR0 + li t1, 0x001003F0 + sw t1, 0(t0) + + + li t0, MEM_SDADDR1 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, MEM_SDADDR2 + li t1, 0x00000000 + sw t1, 0(t0) + + sync + + li t0, MEM_SDREFCFG + li t1, 0x880007A1 /* Disable */ + sw t1, 0(t0) + sync + + li t0, MEM_SDPRECMD + sw zero, 0(t0) + sync + + li t0, MEM_SDAUTOREF + sw zero, 0(t0) + sync + sw zero, 0(t0) + sync + + li t0, MEM_SDREFCFG + li t1, 0x8A0007A1 /* Enable */ + sw t1, 0(t0) + sync + + li t0, MEM_SDWRMD0 + li t1, 0x00000023 + sw t1, 0(t0) + sync + + /* wait 1mS after setup */ + li t1, MEM_1MS +1: add t1, -1 + bne t1, zero, 1b + nop + + /* Setup GPIO pins */ + + li t0, SYS_PINFUNC + li t1, 0x00007025 /* 0x8080 */ + sw t1, 0(t0) + + li t0, SYS_TRIOUTCLR + li t1, 0xFFFFFFFF /* 0x1FFF */ + sw t1, 0(t0) + + /* Turn yellow front led on */ + /* Release reset on CF */ + li t0, SYS_OUTPUTCLR + li t1, GPIO_RJ1LG + sw t1, 0(t0) + li t0, SYS_OUTPUTSET + li t1, GPIO_RJ1LY|GPIO_CFRESET + sw t1, 0(t0) + sync + j clearmem + nop + + .globl memtest +memtest: + /* Fill memory with address */ + li t0, 0x80000000 + li t1, 0xFFF000 /* 64 MB */ +mt0: sw t0, 0(t0) + add t1, -1 + add t0, 4 + bne t1, zero, mt0 + nop + nop + /* Verify addr */ + li t0, 0x80000000 + li t1, 0xFFF000 /* 64 MB */ +mt1: lw t2, 0(t0) + bne t0, t2, memhang + add t1, -1 + add t0, 4 + bne t1, zero, mt1 + nop + nop + .globl clearmem +clearmem: + /* Clear memory */ + li t0, 0x80000000 + li t1, 0xFFF000 /* 64 MB */ +mtc: sw zero, 0(t0) + add t1, -1 + add t0, 4 + bne t1, zero, mtc + nop + nop +memtestend: + j ra + nop + +memhang: + b memhang + nop diff --git a/board/gth2/u-boot.lds b/board/gth2/u-boot.lds new file mode 100644 index 0000000000..8ba0b6d4c1 --- /dev/null +++ b/board/gth2/u-boot.lds @@ -0,0 +1,68 @@ +/* + * (C) Copyright 2003-2005 + * Wolfgang Denk Engineering, + * + * 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_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips") +*/ +OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradbigmips") +OUTPUT_ARCH(mips) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.rodata) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .sdata : { *(.sdata) } + + _gp = ALIGN(16); + + __got_start = .; + .got : { *(.got) } + __got_end = .; + + .sdata : { *(.sdata) } + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + uboot_end_data = .; + num_got_entries = (__got_end - __got_start) >> 2; + + . = ALIGN(4); + .sbss : { *(.sbss) } + .bss : { *(.bss) } + uboot_end = .; +} diff --git a/common/cmd_ide.c b/common/cmd_ide.c index 41621ba982..a4155029a7 100644 --- a/common/cmd_ide.c +++ b/common/cmd_ide.c @@ -855,7 +855,7 @@ output_data_short(int dev, ulong *sect_buf, int words) /* We only need to swap data if we are running on a big endian cpu. */ /* But Au1x00 cpu:s already swaps data in big endian mode! */ -#if defined(__LITTLE_ENDIAN) || defined(CONFIG_AU1X00) +#if defined(__LITTLE_ENDIAN) || ( defined(CONFIG_AU1X00) && !defined(CONFIG_GTH2) ) #define input_swap_data(x,y,z) input_data(x,y,z) #else static void @@ -881,8 +881,13 @@ input_swap_data(int dev, ulong *sect_buf, int words) debug("in input swap data base for read is %lx\n", (unsigned long) pbuf); while (words--) { +#ifdef __MIPS__ + *dbuf++ = swab16p((u16*)pbuf); + *dbuf++ = swab16p((u16*)pbuf); +#else *dbuf++ = ld_le16(pbuf); *dbuf++ = ld_le16(pbuf); +#endif /* !MIPS */ } #endif } diff --git a/include/asm-mips/au1x00.h b/include/asm-mips/au1x00.h index 4e19dc4da2..a4e9947d93 100644 --- a/include/asm-mips/au1x00.h +++ b/include/asm-mips/au1x00.h @@ -119,6 +119,11 @@ static __inline__ int au_ffs(int x) return __ilog2(x & -x) + 1; } +#define gpio_set(Value) outl(Value, SYS_OUTPUTSET) +#define gpio_clear(Value) outl(Value, SYS_OUTPUTCLR) +#define gpio_read() inl(SYS_PINSTATERD) +#define gpio_tristate(Value) outl(Value, SYS_TRIOUTCLR) + #endif /* !ASSEMBLY */ #ifdef CONFIG_PM diff --git a/include/configs/gth2.h b/include/configs/gth2.h new file mode 100644 index 0000000000..77d2d56e89 --- /dev/null +++ b/include/configs/gth2.h @@ -0,0 +1,195 @@ +/* + * (C) Copyright 2005 + * Thomas.Lange@corelatus.se + * + * 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 + */ + +/* + * This file contains the configuration parameters for the gth2 board. + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#define CONFIG_MIPS32 1 /* MIPS32 CPU core */ +#define CONFIG_GTH2 1 +#define CONFIG_AU1X00 1 /* alchemy series cpu */ + +#define CONFIG_AU1000 1 + +#define CONFIG_MISC_INIT_R 1 + +#define CONFIG_ETHADDR DE:AD:BE:EF:01:02 /* Ethernet address */ + +#define CONFIG_BOOTDELAY 1 /* autoboot after 1 seconds */ + +#define CONFIG_ENV_OVERWRITE 1 /* Allow change of ethernet address */ + +#define CONFIG_BOOT_RETRY_TIME 5 /* Retry boot in 5 secs */ + +#define CONFIG_RESET_TO_RETRY 1 /* If timeout waiting for command, perform a reset */ + +#define CONFIG_BAUDRATE 115200 + +/* valid baudrates */ +#define CFG_BAUDRATE_TABLE { 115200 } + +/* Only interrupt boot if space is pressed */ +/* If a long serial cable is connected but */ +/* other end is dead, garbage will be read */ +#define CONFIG_AUTOBOOT_KEYED 1 +#define CONFIG_AUTOBOOT_PROMPT "Press space to abort autoboot in %d second\n" +#define CONFIG_AUTOBOOT_DELAY_STR "d" +#define CONFIG_AUTOBOOT_STOP_STR " " + +#define CONFIG_TIMESTAMP /* Print image info with timestamp */ +#define CONFIG_BOOTARGS "panic=1" + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "addmisc=setenv bootargs $(bootargs) " \ + "ethaddr=$(ethaddr) \0" \ + "netboot=bootp;run addmisc;bootm\0" \ + "" + +/* Boot from Compact flash partition 2 as default */ +#define CONFIG_BOOTCOMMAND "ide reset;disk 0x81000000 0:2;run addmisc;bootm" + +#define CONFIG_COMMANDS ((CONFIG_CMD_DFL | CFG_CMD_IDE | CFG_CMD_DHCP ) & \ + ~(CFG_CMD_ENV | CFG_CMD_FAT | CFG_CMD_FLASH | CFG_CMD_FPGA | \ + CFG_CMD_MII | CFG_CMD_LOADS | CFG_CMD_LOADB | CFG_CMD_ELF | \ + CFG_CMD_BDI | CFG_CMD_BEDBUG | CFG_CMD_NFS | CFG_CMD_AUTOSCRIPT )) + +#include + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "GTH2 # " /* Monitor Command Prompt */ +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ +#define CFG_MAXARGS 16 /* max number of command args*/ + +#define CFG_MALLOC_LEN 128*1024 + +#define CFG_BOOTPARAMS_LEN 128*1024 + +#define CFG_MHZ 500 + +#define CFG_HZ (CFG_MHZ * 1000000) /* FIXME causes overflow in net.c */ + +#define CFG_SDRAM_BASE 0x80000000 /* Cached addr */ + +#define CFG_LOAD_ADDR 0x81000000 /* default load address */ + +#define CFG_MEMTEST_START 0x80100000 +#define CFG_MEMTEST_END 0x83000000 + +#define CONFIG_HW_WATCHDOG 1 + +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT (128) /* max number of sectors on one chip */ + +#define PHYS_FLASH 0xbfc00000 /* Flash Bank #1 */ + +/* The following #defines are needed to get flash environment right */ +#define CFG_MONITOR_BASE TEXT_BASE +#define CFG_MONITOR_LEN (192 << 10) + +#define CFG_INIT_SP_OFFSET 0x400000 + +/* We boot from this flash, selected with dip switch */ +#define CFG_FLASH_BASE PHYS_FLASH + +/* timeout values are in ticks */ +#define CFG_FLASH_ERASE_TOUT (2 * CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT (2 * CFG_HZ) /* Timeout for Flash Write */ + +#define CFG_ENV_IS_NOWHERE 1 + +/* Address and size of Primary Environment Sector */ +#define CFG_ENV_ADDR 0xB0030000 +#define CFG_ENV_SIZE 0x10000 + +#define CONFIG_FLASH_16BIT + +#define CONFIG_NR_DRAM_BANKS 2 + +#define CONFIG_NET_MULTI + +#define CONFIG_MEMSIZE_IN_BYTES + +/*---ATA PCMCIA ------------------------------------*/ +#define CFG_PCMCIA_MEM_SIZE 0x4000000 /* Offset to slot 1 FIXME!!! */ + +#define CFG_PCMCIA_MEM_ADDR 0x20000000 +#define CFG_PCMCIA_IO_BASE 0x28000000 +#define CFG_PCMCIA_ATTR_BASE 0x30000000 + +#define CONFIG_PCMCIA_SLOT_A + +#define CONFIG_ATAPI 1 +#define CONFIG_MAC_PARTITION 1 + +/* We run CF in "true ide" mode or a harddrive via pcmcia */ +#define CONFIG_IDE_PCMCIA 1 + +/* We only support one slot for now */ +#define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */ +#define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */ + +#undef CONFIG_IDE_LED /* LED for ide not supported */ +#undef CONFIG_IDE_RESET /* reset for ide not supported */ + +#define CFG_ATA_IDE0_OFFSET 0 + +#define CFG_ATA_BASE_ADDR CFG_PCMCIA_IO_BASE + +/* Offset for data I/O */ +#define CFG_ATA_DATA_OFFSET 0 + +/* Offset for normal register accesses */ +#define CFG_ATA_REG_OFFSET 0 + +/* Offset for alternate registers */ +#define CFG_ATA_ALT_OFFSET 0x0200 + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_DCACHE_SIZE 16384 +#define CFG_ICACHE_SIZE 16384 +#define CFG_CACHELINE_SIZE 32 + +#define GPIO_CACONFIG (1<<0) +#define GPIO_DPACONFIG (1<<6) +#define GPIO_ERESET (1<<11) +#define GPIO_EEDQ (1<<17) +#define GPIO_WDI (1<<18) +#define GPIO_RJ1LY (1<<22) +#define GPIO_RJ1LG (1<<23) +#define GPIO_LEDCLK (1<<29) +#define GPIO_LEDD (1<<30) +#define GPIO_CPU_LED (1<<31) + +#endif /* __CONFIG_H */