diff options
author | Bartlomiej Sieka <tur@semihalf.com> | 2006-02-24 09:37:22 +0100 |
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committer | Bartlomiej Sieka <tur@pollux.(none)> | 2006-02-24 09:37:22 +0100 |
commit | 038ccac511214b062c56f22b9413f784b86bcd87 (patch) | |
tree | 9925a8bb04e791550c76e864c5821b12fc478e2e /board | |
parent | 84e106c09d324e345f335d2edef246d0b4c9131a (diff) | |
parent | 8e9655f863246db60c51140153186acc2afdc855 (diff) | |
download | bootable_bootloader_goldelico_gta04-038ccac511214b062c56f22b9413f784b86bcd87.zip bootable_bootloader_goldelico_gta04-038ccac511214b062c56f22b9413f784b86bcd87.tar.gz bootable_bootloader_goldelico_gta04-038ccac511214b062c56f22b9413f784b86bcd87.tar.bz2 |
Merge with /home/wd/git/u-boot/testing-NAND/ to add new NAND handling.
Diffstat (limited to 'board')
-rw-r--r-- | board/dave/PPChameleonEVB/Makefile | 2 | ||||
-rw-r--r-- | board/dave/PPChameleonEVB/PPChameleonEVB.c | 27 | ||||
-rw-r--r-- | board/dave/PPChameleonEVB/config.mk | 9 | ||||
-rw-r--r-- | board/dave/PPChameleonEVB/nand.c | 147 | ||||
-rw-r--r-- | board/netstar/Makefile | 85 | ||||
-rw-r--r-- | board/netstar/config.mk | 15 | ||||
-rwxr-xr-x | board/netstar/crcek | bin | 0 -> 36168 bytes | |||
-rw-r--r-- | board/netstar/crcek.S | 177 | ||||
-rw-r--r-- | board/netstar/crcek.h | 3 | ||||
-rwxr-xr-x | board/netstar/crcit | bin | 0 -> 11370 bytes | |||
-rw-r--r-- | board/netstar/crcit.c | 86 | ||||
-rwxr-xr-x | board/netstar/eeprom | bin | 0 -> 72374 bytes | |||
-rw-r--r-- | board/netstar/eeprom.c | 215 | ||||
-rw-r--r-- | board/netstar/eeprom.lds | 51 | ||||
-rw-r--r-- | board/netstar/eeprom_start.S | 177 | ||||
-rw-r--r-- | board/netstar/flash.c | 343 | ||||
-rw-r--r-- | board/netstar/nand.c | 64 | ||||
-rw-r--r-- | board/netstar/netstar.c | 68 | ||||
-rw-r--r-- | board/netstar/setup.S | 287 | ||||
-rw-r--r-- | board/netstar/u-boot.lds | 55 |
20 files changed, 1780 insertions, 31 deletions
diff --git a/board/dave/PPChameleonEVB/Makefile b/board/dave/PPChameleonEVB/Makefile index 39d2fec..581a580 100644 --- a/board/dave/PPChameleonEVB/Makefile +++ b/board/dave/PPChameleonEVB/Makefile @@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk LIB = lib$(BOARD).a -OBJS = $(BOARD).o flash.o +OBJS = $(BOARD).o flash.o nand.o $(LIB): $(OBJS) $(SOBJS) $(AR) crv $@ $^ diff --git a/board/dave/PPChameleonEVB/PPChameleonEVB.c b/board/dave/PPChameleonEVB/PPChameleonEVB.c index 5f2c705..52055b8 100644 --- a/board/dave/PPChameleonEVB/PPChameleonEVB.c +++ b/board/dave/PPChameleonEVB/PPChameleonEVB.c @@ -238,33 +238,6 @@ int testdram (void) /* ------------------------------------------------------------------------- */ -#if (CONFIG_COMMANDS & CFG_CMD_NAND) -extern ulong -nand_probe(ulong physadr); - -void -nand_init(void) -{ - ulong totlen = 0; - -/* - The HI model is equipped with a large block NAND chip not supported yet - by U-Boot - (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_HI) -*/ - -#if (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_ME) - debug ("Probing at 0x%.8x\n", CFG_NAND0_BASE); - totlen += nand_probe (CFG_NAND0_BASE); -#endif /* CONFIG_PPCHAMELEON_MODULE_ME, CONFIG_PPCHAMELEON_MODULE_HI */ - - debug ("Probing at 0x%.8x\n", CFG_NAND1_BASE); - totlen += nand_probe (CFG_NAND1_BASE); - - printf ("%3lu MB\n", totlen >>20); -} -#endif - #ifdef CONFIG_CFB_CONSOLE # ifdef CONFIG_CONSOLE_EXTRA_INFO # include <video_fb.h> diff --git a/board/dave/PPChameleonEVB/config.mk b/board/dave/PPChameleonEVB/config.mk index 5856aec..6e03b72 100644 --- a/board/dave/PPChameleonEVB/config.mk +++ b/board/dave/PPChameleonEVB/config.mk @@ -1,5 +1,5 @@ # -# (C) Copyright 2000 +# (C) Copyright 2000, 2006 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # See file CREDITS for list of people who contributed to this @@ -22,7 +22,10 @@ # # Reserve 256 kB for Monitor -TEXT_BASE = 0xFFFC0000 +#TEXT_BASE = 0xFFFC0000 # Reserve 320 kB for Monitor -#TEXT_BASE = 0xFFFB0000 +TEXT_BASE = 0xFFFB0000 + +# Compile the new NAND code (needed iff #ifdef CONFIG_NEW_NAND_CODE) +BOARDLIBS = drivers/nand/libnand.a diff --git a/board/dave/PPChameleonEVB/nand.c b/board/dave/PPChameleonEVB/nand.c new file mode 100644 index 0000000..16c67cd --- /dev/null +++ b/board/dave/PPChameleonEVB/nand.c @@ -0,0 +1,147 @@ +/* + * (C) Copyright 2006 DENX Software 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 + */ + +#include <common.h> + +#if (CONFIG_COMMANDS & CFG_CMD_NAND) +#ifdef CONFIG_NEW_NAND_CODE +/* new NAND handling */ + +#include <nand.h> + +/* + * hardware specific access to control-lines + * function borrowed from Linux 2.6 (drivers/mtd/nand/ppchameleonevb.c) + */ +static void ppchameleonevb_hwcontrol(struct mtd_info *mtdinfo, int cmd) +{ + struct nand_chip *this = mtdinfo->priv; + ulong base = (ulong) this->IO_ADDR_W; + + switch(cmd) { + case NAND_CTL_SETCLE: + MACRO_NAND_CTL_SETCLE((unsigned long)base); + break; + case NAND_CTL_CLRCLE: + MACRO_NAND_CTL_CLRCLE((unsigned long)base); + break; + case NAND_CTL_SETALE: + MACRO_NAND_CTL_SETALE((unsigned long)base); + break; + case NAND_CTL_CLRALE: + MACRO_NAND_CTL_CLRALE((unsigned long)base); + break; + case NAND_CTL_SETNCE: + MACRO_NAND_ENABLE_CE((unsigned long)base); + break; + case NAND_CTL_CLRNCE: + MACRO_NAND_DISABLE_CE((unsigned long)base); + break; + } +} + + +/* + * read device ready pin + * function +/- borrowed from Linux 2.6 (drivers/mtd/nand/ppchameleonevb.c) + */ +static int ppchameleonevb_device_ready(struct mtd_info *mtdinfo) +{ + struct nand_chip *this = mtdinfo->priv; + ulong rb_gpio_pin; + + /* use the base addr to find out which chip are we dealing with */ + switch((ulong) this->IO_ADDR_W) { + case CFG_NAND0_BASE: + rb_gpio_pin = CFG_NAND0_RDY; + break; + case CFG_NAND1_BASE: + rb_gpio_pin = CFG_NAND1_RDY; + break; + default: /* this should never happen */ + return 0; + break; + } + + if (in32(GPIO0_IR) & rb_gpio_pin) + return 1; + return 0; +} + + +/* + * Board-specific NAND initialization. The following members of the + * argument are board-specific (per include/linux/mtd/nand_new.h): + * - IO_ADDR_R?: address to read the 8 I/O lines of the flash device + * - IO_ADDR_W?: address to write the 8 I/O lines of the flash device + * - hwcontrol: hardwarespecific function for accesing control-lines + * - dev_ready: hardwarespecific function for accesing device ready/busy line + * - enable_hwecc?: function to enable (reset) hardware ecc generator. Must + * only be provided if a hardware ECC is available + * - eccmode: mode of ecc, see defines + * - chip_delay: chip dependent delay for transfering data from array to + * read regs (tR) + * - options: various chip options. They can partly be set to inform + * nand_scan about special functionality. See the defines for further + * explanation + * Members with a "?" were not set in the merged testing-NAND branch, + * so they are not set here either. + */ +void board_nand_init(struct nand_chip *nand) +{ + + nand->hwcontrol = ppchameleonevb_hwcontrol; + nand->dev_ready = ppchameleonevb_device_ready; + nand->eccmode = NAND_ECC_SOFT; + nand->chip_delay = NAND_BIG_DELAY_US; + nand->options = NAND_SAMSUNG_LP_OPTIONS; +} + +#else + +/* old NAND handling */ +extern ulong +nand_probe(ulong physadr); + +void +nand_init(void) +{ + ulong totlen = 0; + +/* + The HI model is equipped with a large block NAND chip not supported yet + by U-Boot + (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_HI) +*/ + +#if (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_ME) + debug ("Probing at 0x%.8x\n", CFG_NAND0_BASE); + totlen += nand_probe (CFG_NAND0_BASE); +#endif /* CONFIG_PPCHAMELEON_MODULE_ME, CONFIG_PPCHAMELEON_MODULE_HI */ + + debug ("Probing at 0x%.8x\n", CFG_NAND1_BASE); + totlen += nand_probe (CFG_NAND1_BASE); + + printf ("%3lu MB\n", totlen >>20); +} +#endif +#endif diff --git a/board/netstar/Makefile b/board/netstar/Makefile new file mode 100644 index 0000000..8ef2189 --- /dev/null +++ b/board/netstar/Makefile @@ -0,0 +1,85 @@ +# +# (C) Copyright 2005 +# Ladislav Michl, 2N Telekomunikace, michl@2n.cz +# +# 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 := netstar.o flash.o nand.o +SOBJS := setup.o crcek.o + +gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`) + +LOAD_ADDR = 0x10400000 +LDSCRIPT = $(TOPDIR)/board/$(BOARDDIR)/eeprom.lds + +HOST_CFLAGS = -Wall -pedantic -I$(TOPDIR)/include + +all: $(LIB) eeprom.srec eeprom.bin crcek.srec crcek.bin crcit + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +eeprom.srec: eeprom.o eeprom_start.o + $(LD) -T $(LDSCRIPT) -g -Ttext $(LOAD_ADDR) \ + -o $(<:.o=) -e $(<:.o=) $^ \ + -L../../examples -lstubs \ + -L../../lib_generic -lgeneric \ + -L$(gcclibdir) -lgcc + $(OBJCOPY) -O srec $(<:.o=) $@ + +eeprom.bin: eeprom.srec + $(OBJCOPY) -I srec -O binary $< $@ 2>/dev/null + +crcek.srec: crcek.o + $(LD) -g -Ttext 0x00000000 \ + -o $(<:.o=) -e $(<:.o=) $^ + $(OBJCOPY) -O srec $(<:.o=) $@ + +crcek.bin: crcek.srec + $(OBJCOPY) -I srec -O binary $< $@ 2>/dev/null + +crcit: crcit.o crc32.o + $(HOSTCC) $(HOST_CFLAGS) -o $@ $^ + +crcit.o: crcit.c + $(HOSTCC) $(HOST_CFLAGS) -c $< + +crc32.o: $(TOPDIR)/tools/crc32.c + $(HOSTCC) $(HOST_CFLAGS) -DUSE_HOSTCC -c $< + +clean: + rm -f $(SOBJS) $(OBJS) eeprom eeprom.srec eeprom.bin \ + crcek crcek.srec crcek.bin + +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/netstar/config.mk b/board/netstar/config.mk new file mode 100644 index 0000000..57a34c4 --- /dev/null +++ b/board/netstar/config.mk @@ -0,0 +1,15 @@ +# +# Linux-Kernel is expected to be at 1000'8000, +# entry 1000'8000 (mem base + reserved) +# +# We load ourself to internal RAM at 2001'2000 +# Check map file when changing TEXT_BASE. +# Everything has fit into 192kB internal SRAM! +# + +# XXX TEXT_BASE = 0x20012000 +TEXT_BASE = 0x13FC0000 + +# Compile the new NAND code (needed iff #ifdef CONFIG_NEW_NAND_CODE) +BOARDLIBS = drivers/nand/libnand.a + diff --git a/board/netstar/crcek b/board/netstar/crcek Binary files differnew file mode 100755 index 0000000..9593f89 --- /dev/null +++ b/board/netstar/crcek diff --git a/board/netstar/crcek.S b/board/netstar/crcek.S new file mode 100644 index 0000000..6ca4d11 --- /dev/null +++ b/board/netstar/crcek.S @@ -0,0 +1,177 @@ +/** + * (C) Copyright 2005 + * 2N Telekomunikace, Ladislav Michl <michl@2n.cz> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2. + * + * Image layout looks like following: + * u32 - size + * u32 - version + * ... - data + * u32 - crc32 + */ + +#include "crcek.h" + +/** + * do_crc32 - calculate CRC32 of given buffer + * r0 - crc + * r1 - pointer to buffer + * r2 - buffer len + */ + .macro do_crc32 + ldr r5, FFFFFFFF + eor r0, r0, r5 + adr r3, CRC32_TABLE +1: + ldrb r4, [r1], #1 + eor r4, r4, r0 + and r4, r4, #0xff + ldr r4, [r3, r4, lsl#2] + eor r0, r4, r0, lsr#8 + subs r2, r2, #0x1 + bne 1b + eor r0, r0, r5 + .endm + + .macro crcuj, offset, size + mov r0, #0 + ldr r1, \offset + ldr r2, [r1] + cmp r2, r0 @ no data, no problem + beq 2f + tst r2, #3 @ unaligned size + bne 2f + ldr r3, \size + cmp r2, r3 @ bogus size + bhi 2f + add r1, r1, #4 + do_crc32 + ldr r1, [r1] +2: + cmp r0, r1 + .endm + + .macro wait, reg + mov \reg, #0x1000 +3: + subs \reg, \reg, #0x1 + bne 3b + + .endm +.text +.globl crcek +crcek: + b crc2_bad + mov r6, #0 + crcuj _LOADER1_OFFSET, _LOADER_SIZE + bne crc1_bad + orr r6, r6, #1 +crc1_bad: + crcuj _LOADER2_OFFSET, _LOADER_SIZE + bne crc2_bad + orr r6, r6, #2 +crc2_bad: + ldr r3, _LOADER1_OFFSET + ldr r4, _LOADER2_OFFSET + b boot_2nd + tst r6, #3 + beq one_is_bad @ one of them (or both) has bad crc + ldr r1, [r3, #4] + ldr r2, [r4, #4] + cmp r1, r2 @ boot 2nd loader if versions differ + beq boot_1st + b boot_2nd +one_is_bad: + tst r6, #1 + bne boot_1st + tst r6, #2 + bne boot_2nd +@ We are doomed, so let user know. + ldr r0, GPIO_BASE @ configure GPIO pins + ldr r1, GPIO_DIRECTION + strh r1, [r0, #0x08] +blink_loop: + mov r1, #0x08 + strh r1, [r0, #0x04] + wait r3 + mov r1, #0x10 + strh r1, [r0, #0x04] + wait r3 + b blink_loop +boot_1st: + add pc, r3, #8 +boot_2nd: + add pc, r4, #8 + +_LOADER_SIZE: + .word LOADER_SIZE - 8 @ minus size and crc32 +_LOADER1_OFFSET: + .word LOADER1_OFFSET +_LOADER2_OFFSET: + .word LOADER2_OFFSET + +FFFFFFFF: + .word 0xffffffff +CRC32_TABLE: + .word 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419 + .word 0x706af48f, 0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4 + .word 0xe0d5e91e, 0x97d2d988, 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07 + .word 0x90bf1d91, 0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de + .word 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, 0x136c9856 + .word 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9 + .word 0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4 + .word 0xa2677172, 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b + .word 0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3 + .word 0x45df5c75, 0xdcd60dcf, 0xabd13d59, 0x26d930ac, 0x51de003a + .word 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, 0xcfba9599 + .word 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924 + .word 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190 + .word 0x01db7106, 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f + .word 0x9fbfe4a5, 0xe8b8d433, 0x7807c9a2, 0x0f00f934, 0x9609a88e + .word 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01 + .word 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e, 0x6c0695ed + .word 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950 + .word 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3 + .word 0xfbd44c65, 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2 + .word 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a + .word 0x346ed9fc, 0xad678846, 0xda60b8d0, 0x44042d73, 0x33031de5 + .word 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa, 0xbe0b1010 + .word 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f + .word 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17 + .word 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6 + .word 0x03b6e20c, 0x74b1d29a, 0xead54739, 0x9dd277af, 0x04db2615 + .word 0x73dc1683, 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8 + .word 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1, 0xf00f9344 + .word 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb + .word 0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a + .word 0x67dd4acc, 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5 + .word 0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1 + .word 0xa6bc5767, 0x3fb506dd, 0x48b2364b, 0xd80d2bda, 0xaf0a1b4c + .word 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55, 0x316e8eef + .word 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236 + .word 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe + .word 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31 + .word 0x2cd99e8b, 0x5bdeae1d, 0x9b64c2b0, 0xec63f226, 0x756aa39c + .word 0x026d930a, 0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713 + .word 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, 0x92d28e9b + .word 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242 + .word 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1 + .word 0x18b74777, 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c + .word 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45, 0xa00ae278 + .word 0xd70dd2ee, 0x4e048354, 0x3903b3c2, 0xa7672661, 0xd06016f7 + .word 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc, 0x40df0b66 + .word 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9 + .word 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605 + .word 0xcdd70693, 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8 + .word 0x5d681b02, 0x2a6f2b94, 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b + .word 0x2d02ef8d + +GPIO_BASE: + .word 0xfffce000 +GPIO_DIRECTION: + .word 0x0000ffe7 + +.end diff --git a/board/netstar/crcek.h b/board/netstar/crcek.h new file mode 100644 index 0000000..30c0860 --- /dev/null +++ b/board/netstar/crcek.h @@ -0,0 +1,3 @@ +#define LOADER_SIZE (448 * 1024) +#define LOADER1_OFFSET (128 * 1024) +#define LOADER2_OFFSET (LOADER1_OFFSET + LOADER_SIZE) diff --git a/board/netstar/crcit b/board/netstar/crcit Binary files differnew file mode 100755 index 0000000..98ae42e --- /dev/null +++ b/board/netstar/crcit diff --git a/board/netstar/crcit.c b/board/netstar/crcit.c new file mode 100644 index 0000000..f6d3066 --- /dev/null +++ b/board/netstar/crcit.c @@ -0,0 +1,86 @@ +/* + * (C) Copyright 2005 + * 2N Telekomunikace, Ladislav Michl <michl@2n.cz> + * + * 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 <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <fcntl.h> +#include <string.h> +#include <unistd.h> +#include <sys/types.h> +#include <sys/stat.h> +#include "crcek.h" + +extern unsigned long crc32(unsigned long, const unsigned char *, unsigned int); + +uint32_t data[LOADER_SIZE/4 + 3]; + +int doit(char *path, unsigned version) +{ + uint32_t *p; + ssize_t size; + int fd; + + fd = open(path, O_RDONLY); + if (fd == -1) { + perror("Error opening file"); + return EXIT_FAILURE; + } + p = data + 2; + size = read(fd, p, LOADER_SIZE + 4); + if (size == -1) { + perror("Error reading file"); + return EXIT_FAILURE; + } + if (size > LOADER_SIZE) { + fprintf(stderr, "File too large\n"); + return EXIT_FAILURE; + } + size = (((size - 1) >> 2) + 1) << 2; + data[0] = size + 4; /* add size of version field */ + data[1] = version; + data[(size >> 2) + 2] = crc32(0, (unsigned char *)(data + 1), data[0]); + close(fd); + + if (write(STDOUT_FILENO, data, size + 3*4) == -1) { + perror("Error writing file"); + return EXIT_FAILURE; + } + + return EXIT_SUCCESS; +} + +int main(int argc, char **argv) +{ + if (argc == 2) { + return doit(argv[1], 0); + } else if ((argc == 4) && (strcmp(argv[1], "-v") == 0)) { + char *endptr, *nptr = argv[2]; + unsigned ver = strtoul(nptr, &endptr, 0); + if (nptr != '\0' && endptr == '\0') + return doit(argv[3], ver); + } + fprintf(stderr, "Usage: crcit [-v version] <image>\n"); + + return EXIT_FAILURE; +} diff --git a/board/netstar/eeprom b/board/netstar/eeprom Binary files differnew file mode 100755 index 0000000..c30c98b --- /dev/null +++ b/board/netstar/eeprom diff --git a/board/netstar/eeprom.c b/board/netstar/eeprom.c new file mode 100644 index 0000000..fef3822 --- /dev/null +++ b/board/netstar/eeprom.c @@ -0,0 +1,215 @@ +/* + * (C) Copyright 2005 + * Ladislav Michl, 2N Telekomunikace, michl@2n.cz + * + * 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 version 2 as + * published by the Free Software Foundation. + * + * 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 + * + * Some code shamelessly stolen back from Robin Getz. + */ + +#define DEBUG + +#include <common.h> +#include <exports.h> +#include "../drivers/smc91111.h" + +#define SMC_BASE_ADDRESS CONFIG_SMC91111_BASE + +static u16 read_eeprom_reg(u16 reg) +{ + int timeout; + + SMC_SELECT_BANK(2); + SMC_outw(reg, PTR_REG); + + SMC_SELECT_BANK(1); + SMC_outw(SMC_inw (CTL_REG) | CTL_EEPROM_SELECT | CTL_RELOAD, + CTL_REG); + timeout = 100; + while((SMC_inw (CTL_REG) & CTL_RELOAD) && --timeout) + udelay(100); + if (timeout == 0) { + printf("Timeout Reading EEPROM register %02x\n", reg); + return 0; + } + + return SMC_inw (GP_REG); +} + +static int write_eeprom_reg(u16 value, u16 reg) +{ + int timeout; + + SMC_SELECT_BANK(2); + SMC_outw(reg, PTR_REG); + + SMC_SELECT_BANK(1); + SMC_outw(value, GP_REG); + SMC_outw(SMC_inw (CTL_REG) | CTL_EEPROM_SELECT | CTL_STORE, CTL_REG); + timeout = 100; + while ((SMC_inw(CTL_REG) & CTL_STORE) && --timeout) + udelay (100); + if (timeout == 0) { + printf("Timeout Writing EEPROM register %02x\n", reg); + return 0; + } + + return 1; +} + +static int write_data(u16 *buf, int len) +{ + u16 reg = 0x23; + + while (len--) + write_eeprom_reg(*buf++, reg++); + + return 0; +} + +static int verify_macaddr(char *s) +{ + u16 reg; + int i, err = 0; + + printf("MAC Address: "); + err = i = 0; + for (i = 0; i < 3; i++) { + reg = read_eeprom_reg(0x20 + i); + printf("%02x:%02x%c", reg & 0xff, reg >> 8, i != 2 ? ':' : '\n'); + if (s) + err |= reg != ((u16 *)s)[i]; + } + + return err ? 0 : 1; +} + +static int set_mac(char *s) +{ + int i; + char *e, eaddr[6]; + + /* turn string into mac value */ + for (i = 0; i < 6; i++) { + eaddr[i] = simple_strtoul(s, &e, 16); + s = (*e) ? e+1 : e; + } + + for (i = 0; i < 3; i++) + write_eeprom_reg(*(((u16 *)eaddr) + i), 0x20 + i); + + return 0; +} + +static int parse_element(char *s, unsigned char *buf, int len) +{ + int cnt; + char *p, num[3]; + unsigned char id; + + id = simple_strtoul(s, &p, 16); + if (*p++ != ':') + return -1; + cnt = 2; + num[2] = 0; + for (; *p; p += 2) { + if (p[1] == 0) + return -2; + if (cnt + 3 > len) + return -3; + num[0] = p[0]; + num[1] = p[1]; + buf[cnt++] = simple_strtoul(num, NULL, 16); + } + buf[0] = id; + buf[1] = cnt - 2; + + return cnt; +} + +extern int crcek(void); + +int eeprom(int argc, char *argv[]) +{ + int i, len, ret; + unsigned char buf[58], *p; + + app_startup(argv); + if (get_version() != XF_VERSION) { + printf("Wrong XF_VERSION.\n"); + printf("Application expects ABI version %d\n", XF_VERSION); + printf("Actual U-Boot ABI version %d\n", (int)get_version()); + return 1; + } + + return crcek(); + + if ((SMC_inw (BANK_SELECT) & 0xFF00) != 0x3300) { + printf("SMSC91111 not found.\n"); + return 2; + } + + /* Called without parameters - print MAC address */ + if (argc < 2) { + verify_macaddr(NULL); + return 0; + } + + /* Print help message */ + if (argv[1][1] == 'h') { + printf("VoiceBlue EEPROM writer\n"); + printf("Built: %s at %s\n", __DATE__ , __TIME__ ); + printf("Usage:\n\t<mac_address> [<element_1>] [<...>]\n"); + return 0; + } + + /* Try to parse information elements */ + len = sizeof(buf); + p = buf; + for (i = 2; i < argc; i++) { + ret = parse_element(argv[i], p, len); + switch (ret) { + case -1: + printf("Element %d: malformed\n", i - 1); + return 3; + case -2: + printf("Element %d: odd character count\n", i - 1); + return 3; + case -3: + printf("Out of EEPROM memory\n"); + return 3; + default: + p += ret; + len -= ret; + } + } + + /* First argument (MAC) is mandatory */ + set_mac(argv[1]); + if (verify_macaddr(argv[1])) { + printf("*** MAC address does not match! ***\n"); + return 4; + } + + while (len--) + *p++ = 0; + + write_data((u16 *)buf, sizeof(buf) >> 1); + + return 0; +} diff --git a/board/netstar/eeprom.lds b/board/netstar/eeprom.lds new file mode 100644 index 0000000..317550d --- /dev/null +++ b/board/netstar/eeprom.lds @@ -0,0 +1,51 @@ +/* + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, <gj@denx.de> + * (C) Copyright 2005 + * Ladislav Michl, 2N Telekomunikace, <michl@2n.cz> + * + * 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-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + . = ALIGN(4); + .text : + { + eeprom_start.o (.text) + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.rodata) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .got : { *(.got) } + + . = ALIGN(4); + __bss_start = .; + .bss : { *(.bss) } + _end = .; +} diff --git a/board/netstar/eeprom_start.S b/board/netstar/eeprom_start.S new file mode 100644 index 0000000..75d9f05 --- /dev/null +++ b/board/netstar/eeprom_start.S @@ -0,0 +1,177 @@ +/* + * Copyright (c) 2005 2N Telekomunikace + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + */ + +.globl _start +_start: b eeprom + +#include "crcek.h" + +/** + * do_crc32 - calculate CRC32 of given buffer + * r0 - crc + * r1 - pointer to buffer + * r2 - buffer len + */ + .macro do_crc32 + ldr r5, FFFFFFFF + eor r0, r0, r5 + adr r3, CRC32_TABLE +1: + ldrb r4, [r1], #1 + eor r4, r4, r0 + and r4, r4, #0xff + ldr r4, [r3, r4, lsl#2] + eor r0, r4, r0, lsr#8 + subs r2, r2, #0x1 + bne 1b + eor r0, r0, r5 + .endm + + .macro crcuj, offset, size + ldr r1, \offset + ldr r2, [r1] + cmp r2, #0 @ no data, no problem + beq 2f + mov r7, #1 + tst r2, #3 @ unaligned size + bne 2f + mov r7, #2 + ldr r0, \size + cmp r2, r0 @ bogus size + bhi 2f + mov r7, #3 + add r1, r1, #4 + mov r0, #0 + do_crc32 + ldr r1, [r1] +2: + cmp r0, r1 + .endm + + .macro wait, reg + mov \reg, #0x1000 +3: + subs \reg, \reg, #0x1 + bne 3b + + .endm +.text +.globl crcek +crcek: + mov r6, #0 +@ crcuj _LOADER1_OFFSET, _LOADER_SIZE +@ bne crc1_bad +@ orr r6, r6, #1 +crc1_bad: + crcuj _LOADER2_OFFSET, _LOADER_SIZE + bne crc2_bad + orr r6, r6, #2 +crc2_bad: +@ mov r0, r6 + mov pc, lr + ldr r3, _LOADER1_OFFSET + ldr r4, _LOADER2_OFFSET + tst r6, #3 + beq one_is_bad @ one of them (or both) has bad crc + ldr r1, [r3, #4] + ldr r2, [r4, #4] + cmp r1, r2 @ boot 2nd loader if versions differ + beq boot_1st + b boot_2nd +one_is_bad: + tst r6, #1 + bne boot_1st + tst r6, #2 + bne boot_2nd +@ We are doomed, so let user know. + ldr r0, GPIO_BASE @ configure GPIO pins + ldr r1, GPIO_DIRECTION + strh r1, [r0, #0x08] +blink_loop: + mov r1, #0x08 + strh r1, [r0, #0x04] + wait r3 + mov r1, #0x10 + strh r1, [r0, #0x04] + wait r3 + b blink_loop +boot_1st: + add pc, r3, #8 +boot_2nd: + add pc, r4, #8 + +_LOADER_SIZE: + .word LOADER_SIZE - 8 @ minus size and crc32 +_LOADER1_OFFSET: + .word LOADER1_OFFSET +_LOADER2_OFFSET: + .word LOADER2_OFFSET + +FFFFFFFF: + .word 0xffffffff +CRC32_TABLE: + .word 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419 + .word 0x706af48f, 0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4 + .word 0xe0d5e91e, 0x97d2d988, 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07 + .word 0x90bf1d91, 0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de + .word 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, 0x136c9856 + .word 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9 + .word 0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4 + .word 0xa2677172, 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b + .word 0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3 + .word 0x45df5c75, 0xdcd60dcf, 0xabd13d59, 0x26d930ac, 0x51de003a + .word 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, 0xcfba9599 + .word 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924 + .word 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190 + .word 0x01db7106, 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f + .word 0x9fbfe4a5, 0xe8b8d433, 0x7807c9a2, 0x0f00f934, 0x9609a88e + .word 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01 + .word 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e, 0x6c0695ed + .word 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950 + .word 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3 + .word 0xfbd44c65, 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2 + .word 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a + .word 0x346ed9fc, 0xad678846, 0xda60b8d0, 0x44042d73, 0x33031de5 + .word 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa, 0xbe0b1010 + .word 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f + .word 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17 + .word 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6 + .word 0x03b6e20c, 0x74b1d29a, 0xead54739, 0x9dd277af, 0x04db2615 + .word 0x73dc1683, 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8 + .word 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1, 0xf00f9344 + .word 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb + .word 0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a + .word 0x67dd4acc, 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5 + .word 0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1 + .word 0xa6bc5767, 0x3fb506dd, 0x48b2364b, 0xd80d2bda, 0xaf0a1b4c + .word 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55, 0x316e8eef + .word 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236 + .word 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe + .word 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31 + .word 0x2cd99e8b, 0x5bdeae1d, 0x9b64c2b0, 0xec63f226, 0x756aa39c + .word 0x026d930a, 0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713 + .word 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, 0x92d28e9b + .word 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242 + .word 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1 + .word 0x18b74777, 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c + .word 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45, 0xa00ae278 + .word 0xd70dd2ee, 0x4e048354, 0x3903b3c2, 0xa7672661, 0xd06016f7 + .word 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc, 0x40df0b66 + .word 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9 + .word 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605 + .word 0xcdd70693, 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8 + .word 0x5d681b02, 0x2a6f2b94, 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b + .word 0x2d02ef8d + +GPIO_BASE: + .word 0xfffce000 +GPIO_DIRECTION: + .word 0x0000ffe7 + +.end diff --git a/board/netstar/flash.c b/board/netstar/flash.c new file mode 100644 index 0000000..f555c0c --- /dev/null +++ b/board/netstar/flash.c @@ -0,0 +1,343 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Alex Zuepke <azu@sysgo.de> + * + * (C) Copyright 2005 + * 2N Telekomunikace, a.s. <www.2n.cz> + * Ladislav Michl <michl@2n.cz> + * + * 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 <common.h> + +/*#if 0 */ +#if (PHYS_SDRAM_1_SIZE != SZ_32M) + +#include "crcek.h" + +#if (CFG_MAX_FLASH_BANKS > 1) +#error There is always only _one_ flash chip +#endif + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; + +#define CMD_READ_ARRAY 0x000000f0 +#define CMD_UNLOCK1 0x000000aa +#define CMD_UNLOCK2 0x00000055 +#define CMD_ERASE_SETUP 0x00000080 +#define CMD_ERASE_CONFIRM 0x00000030 +#define CMD_PROGRAM 0x000000a0 +#define CMD_UNLOCK_BYPASS 0x00000020 + +#define MEM_FLASH_ADDR1 (*(volatile u16 *)(CFG_FLASH_BASE + (0x00000555 << 1))) +#define MEM_FLASH_ADDR2 (*(volatile u16 *)(CFG_FLASH_BASE + (0x000002aa << 1))) + +#define BIT_ERASE_DONE 0x00000080 +#define BIT_RDY_MASK 0x00000080 +#define BIT_PROGRAM_ERROR 0x00000020 +#define BIT_TIMEOUT 0x80000000 /* our flag */ + +/*----------------------------------------------------------------------- + */ + +ulong flash_init(void) +{ + int i; + + flash_info[0].flash_id = (AMD_MANUFACT & FLASH_VENDMASK) | + (AMD_ID_LV800B & FLASH_TYPEMASK); + flash_info[0].size = PHYS_FLASH_1_SIZE; + flash_info[0].sector_count = CFG_MAX_FLASH_SECT; + memset(flash_info[0].protect, 0, CFG_MAX_FLASH_SECT); + + for (i = 0; i < flash_info[0].sector_count; i++) { + switch (i) { + case 0: /* 16kB */ + flash_info[0].start[0] = CFG_FLASH_BASE; + break; + case 1: /* 8kB */ + flash_info[0].start[1] = CFG_FLASH_BASE + 0x4000; + break; + case 2: /* 8kB */ + flash_info[0].start[2] = CFG_FLASH_BASE + 0x4000 + + 0x2000; + break; + case 3: /* 32 KB */ + flash_info[0].start[3] = CFG_FLASH_BASE + 0x4000 + + 2 * 0x2000; + break; + case 4: + flash_info[0].start[4] = CFG_FLASH_BASE + 0x4000 + + 2 * 0x2000 + 0x8000; + break; + default: /* 64kB */ + flash_info[0].start[i] = flash_info[0].start[i-1] + + 0x10000; + break; + } + } + + /* U-Boot */ + flash_protect(FLAG_PROTECT_SET, + LOADER1_OFFSET, + LOADER1_OFFSET + LOADER_SIZE - 1, flash_info); + /* Protect crcek, env and r_env as well */ + flash_protect(FLAG_PROTECT_SET, 0, 0x8000 - 1, flash_info); + + return flash_info[0].size; +} + +/*----------------------------------------------------------------------- + */ +void flash_print_info(flash_info_t *info) +{ + int i; + + switch (info->flash_id & FLASH_VENDMASK) { + case (AMD_MANUFACT & FLASH_VENDMASK): + puts("AMD: "); + break; + default: + puts("Unknown vendor "); + break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case (AMD_ID_LV800B & FLASH_TYPEMASK): + puts("AM29LV800BB (8Mb)\n"); + break; + default: + puts("Unknown chip type\n"); + return; + } + + printf(" Size: %ld MB in %d sectors\n", + info->size >> 20, info->sector_count); + + puts(" Sector start addresses:"); + for (i = 0; i < info->sector_count; i++) { + if ((i % 5) == 0) + puts("\n "); + + printf(" %08lX%s", info->start[i], + info->protect[i] ? " (RO)" : " "); + } + puts("\n"); +} + +/*----------------------------------------------------------------------- + */ + +int flash_erase(flash_info_t *info, int s_first, int s_last) +{ + ushort result; + int prot, sect; + int rc = ERR_OK; + + /* first look for protection bits */ + + if (info->flash_id == FLASH_UNKNOWN) + return ERR_UNKNOWN_FLASH_TYPE; + + if ((s_first < 0) || (s_first > s_last)) + return ERR_INVAL; + + if ((info->flash_id & FLASH_VENDMASK) != + (AMD_MANUFACT & FLASH_VENDMASK)) + return ERR_UNKNOWN_FLASH_VENDOR; + + prot = 0; + for (sect = s_first; sect <= s_last; ++sect) + if (info->protect[sect]) + prot++; + + if (prot) + printf("- Warning: %d protected sectors will not be erased!\n", + prot); + else + putc('\n'); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect <= s_last && !ctrlc (); sect++) { + if (info->protect[sect] == 0) { /* not protected */ + vu_short *addr = (vu_short *) (info->start[sect]); + + /* arm simple, non interrupt dependent timer */ + reset_timer_masked(); + + MEM_FLASH_ADDR1 = CMD_UNLOCK1; + MEM_FLASH_ADDR2 = CMD_UNLOCK2; + MEM_FLASH_ADDR1 = CMD_ERASE_SETUP; + + MEM_FLASH_ADDR1 = CMD_UNLOCK1; + MEM_FLASH_ADDR2 = CMD_UNLOCK2; + *addr = CMD_ERASE_CONFIRM; + + /* wait until flash is ready */ + while (1) { + result = *addr; + + /* check timeout */ + if (get_timer_masked() > CFG_FLASH_ERASE_TOUT) { + MEM_FLASH_ADDR1 = CMD_READ_ARRAY; + rc = ERR_TIMOUT; + break; + } + + if ((result & 0xfff) & BIT_ERASE_DONE) + break; + + if ((result & 0xffff) & BIT_PROGRAM_ERROR) { + rc = ERR_PROG_ERROR; + break; + } + } + + MEM_FLASH_ADDR1 = CMD_READ_ARRAY; + + if (rc != ERR_OK) + goto out; + + putc('.'); + } + } +out: + /* allow flash to settle - wait 10 ms */ + udelay_masked(10000); + + return rc; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash + */ + +volatile static int write_hword(flash_info_t *info, ulong dest, ushort data) +{ + vu_short *addr = (vu_short *) dest; + ushort result; + int rc = ERR_OK; + + /* check if flash is (sufficiently) erased */ + result = *addr; + if ((result & data) != data) + return ERR_NOT_ERASED; + + MEM_FLASH_ADDR1 = CMD_UNLOCK1; + MEM_FLASH_ADDR2 = CMD_UNLOCK2; + MEM_FLASH_ADDR1 = CMD_PROGRAM; + *addr = data; + + /* arm simple, non interrupt dependent timer */ + reset_timer_masked(); + + /* wait until flash is ready */ + while (1) { + result = *addr; + + /* check timeout */ + if (get_timer_masked () > CFG_FLASH_ERASE_TOUT) { + rc = ERR_TIMOUT; + break; + } + + if ((result & 0x80) == (data & 0x80)) + break; + + if ((result & 0xffff) & BIT_PROGRAM_ERROR) { + result = *addr; + + if ((result & 0x80) != (data & 0x80)) + rc = ERR_PROG_ERROR; + } + } + + *addr = CMD_READ_ARRAY; + + if (*addr != data) + rc = ERR_PROG_ERROR; + + return rc; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash. + */ + +int write_buff(flash_info_t *info, uchar *src, ulong addr, ulong cnt) +{ + ulong cp, wp; + int l; + int i, rc; + ushort data; + + wp = (addr & ~1); /* get lower word aligned address */ + + /* + * handle unaligned start bytes + */ + if ((l = addr - wp) != 0) { + data = 0; + for (i = 0, cp = wp; i < l; ++i, ++cp) + data = (data >> 8) | (*(uchar *) cp << 8); + for (; i < 2 && cnt > 0; ++i) { + data = (data >> 8) | (*src++ << 8); + --cnt; + ++cp; + } + for (; cnt == 0 && i < 2; ++i, ++cp) + data = (data >> 8) | (*(uchar *) cp << 8); + + if ((rc = write_hword(info, wp, data)) != 0) + return (rc); + wp += 2; + } + + /* + * handle word aligned part + */ + while (cnt >= 2) { + data = *((vu_short *) src); + if ((rc = write_hword(info, wp, data)) != 0) + return (rc); + src += 2; + wp += 2; + cnt -= 2; + } + + if (cnt == 0) + return ERR_OK; + + /* + * handle unaligned tail bytes + */ + data = 0; + for (i = 0, cp = wp; i < 2 && cnt > 0; ++i, ++cp) { + data = (data >> 8) | (*src++ << 8); + --cnt; + } + for (; i < 2; ++i, ++cp) + data = (data >> 8) | (*(uchar *) cp << 8); + + return write_hword(info, wp, data); +} + +#endif diff --git a/board/netstar/nand.c b/board/netstar/nand.c new file mode 100644 index 0000000..e5b7f33 --- /dev/null +++ b/board/netstar/nand.c @@ -0,0 +1,64 @@ +/* + * (C) Copyright 2005 2N TELEKOMUNIKACE, Ladislav Michl + * + * 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 <common.h> + +#if (CONFIG_COMMANDS & CFG_CMD_NAND) + +#include <nand.h> + +/* + * hardware specific access to control-lines + */ +#define MASK_CLE 0x02 +#define MASK_ALE 0x04 + +static void netstar_nand_hwcontrol(struct mtd_info *mtd, int cmd) +{ + struct nand_chip *this = mtd->priv; + ulong IO_ADDR_W = (ulong) this->IO_ADDR_W; + + IO_ADDR_W &= ~(MASK_ALE|MASK_CLE); + switch (cmd) { + case NAND_CTL_SETCLE: IO_ADDR_W |= MASK_CLE; break; + case NAND_CTL_SETALE: IO_ADDR_W |= MASK_ALE; break; + } + this->IO_ADDR_W = (void *) IO_ADDR_W; +} + +/* + * chip R/B detection + */ +static int netstar_nand_ready(struct mtd_info *mtd) +{ + return (*(volatile ushort *)GPIO_DATA_INPUT_REG) & 0x02; +} + +void board_nand_init(struct nand_chip *nand) +{ + nand->options = NAND_SAMSUNG_LP_OPTIONS; + nand->eccmode = NAND_ECC_SOFT; + nand->hwcontrol = netstar_nand_hwcontrol; +/* nand->dev_ready = netstar_nand_ready; */ + nand->chip_delay = 18; +} +#endif diff --git a/board/netstar/netstar.c b/board/netstar/netstar.c new file mode 100644 index 0000000..62615e5 --- /dev/null +++ b/board/netstar/netstar.c @@ -0,0 +1,68 @@ +/* + * (C) Copyright 2005 2N TELEKOMUNIKACE, Ladislav Michl + * + * 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 <common.h> + +int board_init(void) +{ + DECLARE_GLOBAL_DATA_PTR; + + /* arch number of NetStar board */ + /* TODO: use define from asm/mach-types.h */ + gd->bd->bi_arch_number = 692; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0x10000100; + + return 0; +} + +int dram_init(void) +{ + DECLARE_GLOBAL_DATA_PTR; + + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; + + /* Take the Ethernet controller out of reset and wait + * for the EEPROM load to complete. */ + *((volatile unsigned short *) GPIO_DATA_OUTPUT_REG) |= 0x80; + udelay(10); /* doesn't work before interrupt_init call */ + *((volatile unsigned short *) GPIO_DATA_OUTPUT_REG) &= ~0x80; + udelay(500); + + return 0; +} + +extern void partition_flash(void); + +int misc_init_r(void) +{ + return 0; +} + +extern void nand_init(void); + +int board_late_init(void) +{ + return 0; +} diff --git a/board/netstar/setup.S b/board/netstar/setup.S new file mode 100644 index 0000000..82c0342 --- /dev/null +++ b/board/netstar/setup.S @@ -0,0 +1,287 @@ +/* + * Board specific setup info + * + * (C) Copyright 2004 Ales Jindra <jindra@2n.cz> + * (C) Copyright 2005 Ladislav Michl <michl@2n.cz> + * + * 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 <config.h> +#include <version.h> + +_TEXT_BASE: + .word TEXT_BASE /* SDRAM load addr from config.mk */ + +OMAP5910_LPG1_BASE: .word 0xfffbd000 +OMAP5910_TIPB_SWITCHES_BASE: .word 0xfffbc800 +OMAP5910_MPU_TC_BASE: .word 0xfffecc00 +OMAP5910_MPU_CLKM_BASE: .word 0xfffece00 +OMAP5910_ULPD_PWR_MNG_BASE: .word 0xfffe0800 +OMAP5910_DPLL1_BASE: .word 0xfffecf00 +OMAP5910_GPIO_BASE: .word 0xfffce000 +OMAP5910_MPU_WD_TIMER_BASE: .word 0xfffec800 +OMAP5910_MPUI_BASE: .word 0xfffec900 + +_OMAP5910_ARM_CKCTL: .word OMAP5910_ARM_CKCTL +_OMAP5910_ARM_EN_CLK: .word OMAP5910_ARM_EN_CLK + +OMAP5910_MPUI_CTRL: .word 0x0000ff1b + +VAL_EMIFS_CS0_CONFIG: .word 0x00009090 +VAL_EMIFS_CS1_CONFIG: .word 0x00003031 +VAL_EMIFS_CS2_CONFIG: .word 0x0000a0a1 +VAL_EMIFS_CS3_CONFIG: .word 0x0000c0c0 +VAL_EMIFS_DYN_WAIT: .word 0x00000000 +/* autorefresh counter 0x246 ((64000000/13.4)-400)/8192) */ + /* SLRF SD_RET ARE SDRAM_TYPE ARCV SDRAM_FREQUENCY PWD CLK */ + +#if (PHYS_SDRAM_1_SIZE == SZ_32M) +VAL_EMIFF_SDRAM_CONFIG: .word ((0 << 0) | (0 << 1) | (3 << 2) | (0xf << 4) | (0x246 << 8) | (0 << 24) | (0 << 26) | (0 << 27)) +#else +VAL_EMIFF_SDRAM_CONFIG: .word ((0 << 0) | (0 << 1) | (3 << 2) | (0xd << 4) | (0x246 << 8) | (0 << 24) | (0 << 26) | (0 << 27)) +#endif + +VAL_EMIFF_SDRAM_CONFIG2: .word 0x00000003 +VAL_EMIFF_MRS: .word 0x00000037 + +/* + * GPIO04 - Green LED (Red LED is connected to LED Pulse Generator) + * GPIO07 - LAN91C111 reset + */ +GPIO_DIRECTION: + .word 0x0000ff6f +/* + * Disable everything (green LED is connected via invertor) + */ +GPIO_OUTPUT: + .word 0x00000010 + +MUX_CONFIG_BASE: + .word 0xfffe1000 + +MUX_CONFIG_VALUES: + .align 4 + .word 0x00000000 @ FUNC_MUX_CTRL_0 + .word 0x00000000 @ FUNC_MUX_CTRL_1 + .word 0x00000000 @ FUNC_MUX_CTRL_2 + .word 0x00000000 @ FUNC_MUX_CTRL_3 + .word 0x00000000 @ FUNC_MUX_CTRL_4 + .word 0x02080480 @ FUNC_MUX_CTRL_5 + .word 0x0100001c @ FUNC_MUX_CTRL_6 + .word 0x0004800b @ FUNC_MUX_CTRL_7 + .word 0x10001200 @ FUNC_MUX_CTRL_8 + .word 0x01201012 @ FUNC_MUX_CTRL_9 + .word 0x02082248 @ FUNC_MUX_CTRL_A + .word 0x00000248 @ FUNC_MUX_CTRL_B + .word 0x12240000 @ FUNC_MUX_CTRL_C + .word 0x00002000 @ FUNC_MUX_CTRL_D + .word 0x00000000 @ PULL_DWN_CTRL_0 + .word 0x00000800 @ PULL_DWN_CTRL_1 + .word 0x01801000 @ PULL_DWN_CTRL_2 + .word 0x00000000 @ PULL_DWN_CTRL_3 + .word 0x00000000 @ GATE_INH_CTRL_0 + .word 0x00000000 @ VOLTAGE_CTRL_0 + .word 0x00000000 @ TEST_DBG_CTRL_0 + .word 0x00000006 @ MOD_CONF_CTRL_0 + .word 0x0000eaef @ COMP_MODE_CTRL_0 + +MUX_CONFIG_OFFSETS: + .align 1 + .byte 0x00 @ FUNC_MUX_CTRL_0 + .byte 0x04 @ FUNC_MUX_CTRL_1 + .byte 0x08 @ FUNC_MUX_CTRL_2 + .byte 0x10 @ FUNC_MUX_CTRL_3 + .byte 0x14 @ FUNC_MUX_CTRL_4 + .byte 0x18 @ FUNC_MUX_CTRL_5 + .byte 0x1c @ FUNC_MUX_CTRL_6 + .byte 0x20 @ FUNC_MUX_CTRL_7 + .byte 0x24 @ FUNC_MUX_CTRL_8 + .byte 0x28 @ FUNC_MUX_CTRL_9 + .byte 0x2c @ FUNC_MUX_CTRL_A + .byte 0x30 @ FUNC_MUX_CTRL_B + .byte 0x34 @ FUNC_MUX_CTRL_C + .byte 0x38 @ FUNC_MUX_CTRL_D + .byte 0x40 @ PULL_DWN_CTRL_0 + .byte 0x44 @ PULL_DWN_CTRL_1 + .byte 0x48 @ PULL_DWN_CTRL_2 + .byte 0x4c @ PULL_DWN_CTRL_3 + .byte 0x50 @ GATE_INH_CTRL_0 + .byte 0x60 @ VOLTAGE_CTRL_0 + .byte 0x70 @ TEST_DBG_CTRL_0 + .byte 0x80 @ MOD_CONF_CTRL_0 + .byte 0x0c @ COMP_MODE_CTRL_0 + .byte 0xff + +.globl platformsetup +platformsetup: + /* Improve performance a bit... */ + mrc p15, 0, r1, c0, c0, 0 @ read C15 ID register + mrc p15, 0, r1, c0, c0, 1 @ read C15 Cache information register + mrc p15, 0, r1, c1, c0, 0 @ read C15 Control register + orr r1, r1, #0x1000 @ enable I-cache, map interrupt vector 0xffff0000 + mcr p15, 0, r1, c1, c0, 0 @ write C15 Control register + mov r1, #0x00 + mcr p15, 0, r1, c7, c5, 0 @ Flush I-cache + nop + nop + nop + nop + + /* Setup clocking mode */ + ldr r0, OMAP5910_MPU_CLKM_BASE @ prepare base of CLOCK unit + ldrh r1, [r0, #0x18] @ get reset status + bic r1, r1, #(7 << 11) @ clear clock select + orr r1, r1, #(2 << 11) @ set synchronous scalable + mov r2, #0 @ set wait counter to 100 clock cycles + +icache_loop: + cmp r2, #0x01 + streqh r1, [r0, #0x18] + add r2, r2, #0x01 + cmp r2, #0x10 + bne icache_loop + nop + + /* Setup clock divisors */ + ldr r0, OMAP5910_MPU_CLKM_BASE @ base of CLOCK unit + ldr r1, _OMAP5910_ARM_CKCTL + orr r1, r1, #0x2000 @ enable DSP clock + strh r1, [r0, #0x00] @ setup clock divisors + + /* Setup DPLL to generate requested freq */ + ldr r0, OMAP5910_DPLL1_BASE @ base of DPLL1 register + mov r1, #0x0010 @ set PLL_ENABLE + orr r1, r1, #0x2000 @ set IOB to new locking + orr r1, r1, #(OMAP5910_DPLL_MUL << 7) @ setup multiplier CLKREF + orr r1, r1, #(OMAP5910_DPLL_DIV << 5) @ setup divider CLKREF + strh r1, [r0] @ write + +locking: + ldrh r1, [r0] @ get DPLL value + tst r1, #0x01 + beq locking @ while LOCK not set + + /* Enable clock */ + ldr r0, OMAP5910_MPU_CLKM_BASE @ base of CLOCK unit + mov r1, #(1 << 10) @ disable idle mode do not check + @ nWAKEUP pin, other remain active + strh r1, [r0, #0x04] + ldr r1, _OMAP5910_ARM_EN_CLK + strh r1, [r0, #0x08] + mov r1, #0x003f @ FLASH.RP not enabled in idle and + @ max delayed ( 32 x CLKIN ) + strh r1, [r0, #0x0c] + + /* Configure 5910 pins functions to match our board. */ + ldr r0, MUX_CONFIG_BASE + adr r1, MUX_CONFIG_VALUES + adr r2, MUX_CONFIG_OFFSETS +next_mux_cfg: + ldrb r3, [r2], #1 + ldr r4, [r1], #4 + cmp r3, #0xff + strne r4, [r0, r3] + bne next_mux_cfg + + /* Configure GPIO pins (also disables Green LED) */ + ldr r0, OMAP5910_GPIO_BASE + ldr r1, GPIO_OUTPUT + strh r1, [r0, #0x04] + ldr r1, GPIO_DIRECTION + strh r1, [r0, #0x08] + + /* EnablePeripherals */ + ldr r0, OMAP5910_MPU_CLKM_BASE @ CLOCK unit + mov r1, #0x0001 @ Peripheral enable + strh r1, [r0, #0x14] + + /* Program LED Pulse Generator */ + ldr r0, OMAP5910_LPG1_BASE @ 1st LED Pulse Generator + mov r1, #0x7F @ Set obscure frequency in + strb r1, [r0, #0x00] @ LCR + mov r1, #0x01 @ Enable clock (CLK_EN) in + strb r1, [r0, #0x04] @ PMR + + /* TIPB Lock UART1 */ + ldr r0, OMAP5910_TIPB_SWITCHES_BASE @ prepare base of TIPB switches + mov r1, #1 @ ARM allocated + strh r1, [r0,#0x04] @ clear IRQ line and status bits + strh r1, [r0,#0x00] + ldrh r1, [r0,#0x04] + + /* Disable watchdog */ + ldr r0, OMAP5910_MPU_WD_TIMER_BASE + mov r1, #0xf5 + strh r1, [r0, #0x8] + mov r1, #0xa0 + strh r1, [r0, #0x8] + + /* Enable MCLK */ + ldr r0, OMAP5910_ULPD_PWR_MNG_BASE + mov r1, #0x6 + strh r1, [r0, #0x34] + strh r1, [r0, #0x34] + + /* Setup clock divisors */ + ldr r0, OMAP5910_ULPD_PWR_MNG_BASE @ base of ULDPL DPLL1 register + + mov r1, #0x0010 @ set PLL_ENABLE + orr r1, r1, #0x2000 @ set IOB to new locking + strh r1, [r0] @ write + +ulocking: + ldrh r1, [r0] @ get DPLL value + tst r1, #1 + beq ulocking @ while LOCK not set + + /* EMIF init */ + ldr r0, OMAP5910_MPU_TC_BASE + ldrh r1, [r0, #0x0c] @ EMIFS_CONFIG_REG + bic r1, r1, #0x0c @ pwr down disabled, flash WP + orr r1, r1, #0x01 + str r1, [r0, #0x0c] + + ldr r1, VAL_EMIFS_CS0_CONFIG + str r1, [r0, #0x10] @ EMIFS_CS0_CONFIG + ldr r1, VAL_EMIFS_CS1_CONFIG + str r1, [r0, #0x14] @ EMIFS_CS1_CONFIG + ldr r1, VAL_EMIFS_CS2_CONFIG + str r1, [r0, #0x18] @ EMIFS_CS2_CONFIG + ldr r1, VAL_EMIFS_CS3_CONFIG + str r1, [r0, #0x1c] @ EMIFS_CS3_CONFIG + ldr r1, VAL_EMIFS_DYN_WAIT + str r1, [r0, #0x40] @ EMIFS_CFG_DYN_WAIT + + /* Setup SDRAM */ + ldr r1, VAL_EMIFF_SDRAM_CONFIG + str r1, [r0, #0x20] @ EMIFF_SDRAM_CONFIG + ldr r1, VAL_EMIFF_SDRAM_CONFIG2 + str r1, [r0, #0x3c] @ EMIFF_SDRAM_CONFIG2 + ldr r1, VAL_EMIFF_MRS + str r1, [r0, #0x24] @ EMIFF_MRS + /* SDRAM needs 100us to stabilize */ + mov r0, #0x4000 +sdelay: + subs r0, r0, #0x1 + bne sdelay + + /* back to arch calling code */ + mov pc, lr +.end diff --git a/board/netstar/u-boot.lds b/board/netstar/u-boot.lds new file mode 100644 index 0000000..8317f72 --- /dev/null +++ b/board/netstar/u-boot.lds @@ -0,0 +1,55 @@ +/* + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, <gj@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_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + cpu/arm925t/start.o (.text) + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.rodata) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .got : { *(.got) } + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + . = ALIGN(4); + __bss_start = .; + .bss : { *(.bss) } + _end = .; +} |