diff options
Diffstat (limited to 'board/cu824')
| -rwxr-xr-x | board/cu824/Makefile | 40 | ||||
| -rwxr-xr-x | board/cu824/README | 453 | ||||
| -rwxr-xr-x | board/cu824/config.mk | 30 | ||||
| -rwxr-xr-x | board/cu824/cu824.c | 93 | ||||
| -rwxr-xr-x | board/cu824/flash.c | 486 | ||||
| -rwxr-xr-x | board/cu824/u-boot.lds | 136 |
6 files changed, 1238 insertions, 0 deletions
diff --git a/board/cu824/Makefile b/board/cu824/Makefile new file mode 100755 index 0000000..7a2014d --- /dev/null +++ b/board/cu824/Makefile @@ -0,0 +1,40 @@ +# +# (C) Copyright 2001 +# 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 = $(BOARD).o flash.o + +$(LIB): .depend $(OBJS) + $(AR) crv $@ $(OBJS) + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/cu824/README b/board/cu824/README new file mode 100755 index 0000000..cc0d207 --- /dev/null +++ b/board/cu824/README @@ -0,0 +1,453 @@ +ppcboot for a CU824 board +--------------------------- + +CU824 has two banks of flash 8MB each. In board's notation, bank 0 is +the one at the address of 0xFF800000 and bank 1 is the one at the +address of 0xFF000000. On power-up the processor jumps to the address +of 0xFFF00100, the last megabyte of the bank 0 of flash. Thus, +U-Boot is configured to reside in flash starting at the address of +0xFFF00000. The environment space is not embedded in the U-Boot code +and is located in flash separately from U-Boot, at the address of +0xFF008000. + + +U-Boot test results +-------------------- + +x.x Operation on all available serial consoles + +x.x.x CONFIG_CONS_INDEX 1 + + +ppcboot 0.9.2 (May 13 2001 - 17:56:46) + +Initializing... + CPU: MPC8240 Revsion 1.1 at 247 MHz: 16 kB I-Cache 16 kB D-Cache + Board: CU824 Revision 1 Local Bus at 99 MHz + DRAM: 64 MB + FLASH: 16 MB + In: serial + Out: serial + Err: serial + +Hit any key to stop autoboot: 0 +=> +=>he +go - start application at address 'addr' +run - run commands in an environment variable +bootm - boot application image from memory +bootp - boot image via network using BootP/TFTP protocol +tftpboot- boot image via network using TFTP protocol + and env variables ipaddr and serverip +rarpboot- boot image via network using RARP/TFTP protocol +bootd - boot default, i.e., run 'bootcmd' +loads - load S-Record file over serial line +loadb - load binary file over serial line (kermit mode) +md - memory display +mm - memory modify (auto-incrementing) +nm - memory modify (constant address) +mw - memory write (fill) +cp - memory copy +cmp - memory compare +crc32 - checksum calculation +base - print or set address offset +printenv- print environment variables +setenv - set environment variables +saveenv - save environment variables to persistent storage +protect - enable or disable FLASH write protection +erase - erase FLASH memory +flinfo - print FLASH memory information +bdinfo - print Board Info structure +iminfo - print header information for application image +coninfo - print console devices and informations +loop - infinite loop on address range +mtest - simple RAM test +icache - enable or disable instruction cache +dcache - enable or disable data cache +reset - Perform RESET of the CPU +echo - echo args to console +version - print monitor version +help - print online help +? - alias for 'help' +=> + + +x.x.x CONFIG_CONS_INDEX 2 + +**** NOT TESTED **** + +x.x Flash Driver Operation + +x.x.x Erase Operation + + +ppcboot 0.9.2 (May 13 2001 - 17:56:46) + +Initializing... + CPU: MPC8240 Revsion 1.1 at 247 MHz: 16 kB I-Cache 16 kB D-Cache + Board: CU824 Revision 1 Local Bus at 99 MHz + DRAM: 64 MB + FLASH: 16 MB + In: serial + Out: serial + Err: serial + +Hit any key to stop autoboot: 0 +=> +=> +=> +=>md ff000000 +ff000000: 27051956 70706362 6f6f7420 302e382e '..Vppcboot 0.8. +ff000010: 3320284d 61792031 31203230 3031202d 3 (May 11 2001 - +ff000020: 2031343a 35373a30 33290000 00000000 14:57:03)...... +ff000030: 00000000 00000000 00000000 00000000 ................ +ff000040: 00000000 00000000 00000000 00000000 ................ +ff000050: 00000000 00000000 00000000 00000000 ................ +ff000060: 00000000 00000000 00000000 00000000 ................ +ff000070: 00000000 00000000 00000000 00000000 ................ +ff000080: 00000000 00000000 00000000 00000000 ................ +ff000090: 00000000 00000000 00000000 00000000 ................ +ff0000a0: 00000000 00000000 00000000 00000000 ................ +ff0000b0: 00000000 00000000 00000000 00000000 ................ +ff0000c0: 00000000 00000000 00000000 00000000 ................ +ff0000d0: 00000000 00000000 00000000 00000000 ................ +ff0000e0: 00000000 00000000 00000000 00000000 ................ +ff0000f0: 00000000 00000000 00000000 00000000 ................ +=>erase ff000000 ff007fff +Erase Flash from 0xff000000 to 0xff007fff + done +Erased 1 sectors +=>md ff000000 +ff000000: ffffffff ffffffff ffffffff ffffffff ................ +ff000010: ffffffff ffffffff ffffffff ffffffff ................ +ff000020: ffffffff ffffffff ffffffff ffffffff ................ +ff000030: ffffffff ffffffff ffffffff ffffffff ................ +ff000040: ffffffff ffffffff ffffffff ffffffff ................ +ff000050: ffffffff ffffffff ffffffff ffffffff ................ +ff000060: ffffffff ffffffff ffffffff ffffffff ................ +ff000070: ffffffff ffffffff ffffffff ffffffff ................ +ff000080: ffffffff ffffffff ffffffff ffffffff ................ +ff000090: ffffffff ffffffff ffffffff ffffffff ................ +ff0000a0: ffffffff ffffffff ffffffff ffffffff ................ +ff0000b0: ffffffff ffffffff ffffffff ffffffff ................ +ff0000c0: ffffffff ffffffff ffffffff ffffffff ................ +ff0000d0: ffffffff ffffffff ffffffff ffffffff ................ +ff0000e0: ffffffff ffffffff ffffffff ffffffff ................ +ff0000f0: ffffffff ffffffff ffffffff ffffffff ................ +=> + +x.x.x Information + + +ppcboot 0.9.2 (May 13 2001 - 17:56:46) + +Initializing... + CPU: MPC8240 Revsion 1.1 at 247 MHz: 16 kB I-Cache 16 kB D-Cache + Board: CU824 Revision 1 Local Bus at 99 MHz + DRAM: 64 MB + FLASH: 16 MB + In: serial + Out: serial + Err: serial + +Hit any key to stop autoboot: 0 +=> +=> +=> +=> +=>flinfo + +Bank # 1: Intel: 28F160F3B (16Mbit) + Size: 8 MB in 39 Sectors + Sector Start Addresses: + FF000000 FF008000 (RO) FF010000 FF018000 FF020000 + FF028000 FF030000 FF038000 FF040000 FF080000 + FF0C0000 FF100000 FF140000 FF180000 FF1C0000 + FF200000 FF240000 FF280000 FF2C0000 FF300000 + FF340000 FF380000 FF3C0000 FF400000 FF440000 + FF480000 FF4C0000 FF500000 FF540000 FF580000 + FF5C0000 FF600000 FF640000 FF680000 FF6C0000 + FF700000 FF740000 FF780000 FF7C0000 + +Bank # 2: Intel: 28F160F3B (16Mbit) + Size: 8 MB in 39 Sectors + Sector Start Addresses: + FF800000 FF808000 FF810000 FF818000 FF820000 + FF828000 FF830000 FF838000 FF840000 FF880000 + FF8C0000 FF900000 FF940000 FF980000 FF9C0000 + FFA00000 FFA40000 FFA80000 FFAC0000 FFB00000 + FFB40000 FFB80000 FFBC0000 FFC00000 FFC40000 + FFC80000 FFCC0000 FFD00000 FFD40000 FFD80000 + FFDC0000 FFE00000 FFE40000 FFE80000 FFEC0000 + FFF00000 (RO) FFF40000 FFF80000 FFFC0000 +=> + +x.x.x Flash Programming + + +ppcboot 0.9.2 (May 13 2001 - 17:56:46) + +Initializing... + CPU: MPC8240 Revsion 1.1 at 247 MHz: 16 kB I-Cache 16 kB D-Cache + Board: CU824 Revision 1 Local Bus at 99 MHz + DRAM: 64 MB + FLASH: 16 MB + In: serial + Out: serial + Err: serial + +Hit any key to stop autoboot: 0 +=> +=> +=> +=> +=>cp 0 ff000000 20 +Copy to Flash... done +=>md 0 +00000000: 0ec08ce0 03f9800c 00000001 040c0000 ................ +00000010: 00000001 03fd1aa0 03fd1ae4 03fd1a00 ................ +00000020: 03fd1a58 03fceb04 03fd34cc 03fd34d0 ...X......4...4. +00000030: 03fcd5bc 03fcdabc 00000000 00000000 ................ +00000040: 00000000 00000000 00000000 00000000 ................ +00000050: 00000000 00000000 00000000 00000000 ................ +00000060: 00000000 00000000 00000000 00000000 ................ +00000070: 00000000 00000000 00000000 00000000 ................ +00000080: 00000000 00000000 00000000 00000000 ................ +00000090: 00000000 00000000 00000000 00000000 ................ +000000a0: 00000000 00000000 00000000 00000000 ................ +000000b0: 00000000 00000000 00000000 00000000 ................ +000000c0: 00000000 00000000 00000000 00000000 ................ +000000d0: 00000000 00000000 00000000 00000000 ................ +000000e0: 00000000 00000000 00000000 00000000 ................ +000000f0: 00000000 00000000 00000000 00000000 ................ +=>md ff000000 +ff000000: 0ec08ce0 03f9800c 00000001 040c0000 ................ +ff000010: 00000001 03fd1aa0 03fd1ae4 03fd1a00 ................ +ff000020: 03fd1a58 03fceb04 03fd34cc 03fd34d0 ...X......4...4. +ff000030: 03fcd5bc 03fcdabc 00000000 00000000 ................ +ff000040: 00000000 00000000 00000000 00000000 ................ +ff000050: 00000000 00000000 00000000 00000000 ................ +ff000060: 00000000 00000000 00000000 00000000 ................ +ff000070: 00000000 00000000 00000000 00000000 ................ +ff000080: ffffffff ffffffff ffffffff ffffffff ................ +ff000090: ffffffff ffffffff ffffffff ffffffff ................ +ff0000a0: ffffffff ffffffff ffffffff ffffffff ................ +ff0000b0: ffffffff ffffffff ffffffff ffffffff ................ +ff0000c0: ffffffff ffffffff ffffffff ffffffff ................ +ff0000d0: ffffffff ffffffff ffffffff ffffffff ................ +ff0000e0: ffffffff ffffffff ffffffff ffffffff ................ +ff0000f0: ffffffff ffffffff ffffffff ffffffff ................ +=> + +x.x.x Storage of environment variables in flash + + +ppcboot 0.9.2 (May 13 2001 - 17:56:46) + +Initializing... + CPU: MPC8240 Revsion 1.1 at 247 MHz: 16 kB I-Cache 16 kB D-Cache + Board: CU824 Revision 1 Local Bus at 99 MHz + DRAM: 64 MB + FLASH: 16 MB + In: serial + Out: serial + Err: serial + +Hit any key to stop autoboot: 0 +=> +=>printenv +bootargs= +bootcmd=bootm FE020000 +bootdelay=5 +baudrate=9600 +ipaddr=192.168.4.2 +serverip=192.168.4.1 +ethaddr=00:40:42:01:00:a0 +stdin=serial +stdout=serial +stderr=serial + +Environment size: 167/32764 bytes +=>setenv myvar 1234 +=>save_env +Un-Protected 1 sectors +Erasing Flash... + done +Erased 1 sectors +Saving Environment to Flash... +Protected 1 sectors +=>reset + + +ppcboot 0.9.2 (May 13 2001 - 17:56:46) + +Initializing... + CPU: MPC8240 Revsion 1.1 at 247 MHz: 16 kB I-Cache 16 kB D-Cache + Board: CU824 Revision 1 Local Bus at 99 MHz + DRAM: 64 MB + FLASH: 16 MB + In: serial + Out: serial + Err: serial + +Hit any key to stop autoboot: 0 +=> +=>printenv +bootargs= +bootcmd=bootm FE020000 +bootdelay=5 +baudrate=9600 +ipaddr=192.168.4.2 +serverip=192.168.4.1 +ethaddr=00:40:42:01:00:a0 +myvar=1234 +stdin=serial +stdout=serial +stderr=serial + +Environment size: 178/32764 bytes +=> + +x.x Image Download and run over serial port + + +ppcboot 0.9.2 (May 13 2001 - 17:56:46) + +Initializing... + CPU: MPC8240 Revsion 1.1 at 247 MHz: 16 kB I-Cache 16 kB D-Cache + Board: CU824 Revision 1 Local Bus at 99 MHz + DRAM: 64 MB + FLASH: 16 MB + In: serial + Out: serial + Err: serial + +Hit any key to stop autoboot: 0 +=> +=> +=>mw 40000 0 10000 +=>md 40000 +00040000: 00000000 00000000 00000000 00000000 ................ +00040010: 00000000 00000000 00000000 00000000 ................ +00040020: 00000000 00000000 00000000 00000000 ................ +00040030: 00000000 00000000 00000000 00000000 ................ +00040040: 00000000 00000000 00000000 00000000 ................ +00040050: 00000000 00000000 00000000 00000000 ................ +00040060: 00000000 00000000 00000000 00000000 ................ +00040070: 00000000 00000000 00000000 00000000 ................ +00040080: 00000000 00000000 00000000 00000000 ................ +00040090: 00000000 00000000 00000000 00000000 ................ +000400a0: 00000000 00000000 00000000 00000000 ................ +000400b0: 00000000 00000000 00000000 00000000 ................ +000400c0: 00000000 00000000 00000000 00000000 ................ +000400d0: 00000000 00000000 00000000 00000000 ................ +000400e0: 00000000 00000000 00000000 00000000 ................ +000400f0: 00000000 00000000 00000000 00000000 ................ +=>loads +## Ready for S-Record download ... + +(Back at xpert.denx.de) +[vlad@xpert vlad]$ cat hello_world.srec >/dev/ttyS0 +[vlad@xpert vlad]$ kermit -l /dev/ttyS0 -b 9600 -c +Connecting to /dev/ttyS0, speed 9600. +The escape character is Ctrl-\ (ASCII 28, FS) +Type the escape character followed by C to get back, +or followed by ? to see other options. +md 40000 +00040000: 00018148 9421ffe0 7c0802a6 bf61000c ...H.!..|....a.. +00040010: 90010024 48000005 7fc802a6 801effe8 ...$H........... +00040020: 7fc0f214 7c7f1b78 813f0038 7c9c2378 ....|..x.?.8|.#x +00040030: 807e8000 7cbd2b78 80090010 3b600000 .~..|.+x....;`.. +00040040: 7c0803a6 4e800021 813f0038 7f84e378 |...N..!.?.8...x +00040050: 807e8004 80090010 7c0803a6 4e800021 .~......|...N..! +00040060: 7c1be000 4181003c 80bd0000 813f0038 |...A..<.....?.8 +00040070: 3bbd0004 2c050000 40820008 80be8008 ;...,...@....... +00040080: 80090010 7f64db78 807e800c 3b7b0001 .....d.x.~..;{.. +00040090: 7c0803a6 4e800021 7c1be000 4081ffcc |...N..!|...@... +000400a0: 813f0038 807e8010 80090010 7c0803a6 .?.8.~......|... +000400b0: 4e800021 813f0038 80090004 7c0803a6 N..!.?.8....|... +000400c0: 4e800021 2c030000 4182ffec 813f0038 N..!,...A....?.8 +000400d0: 80090000 7c0803a6 4e800021 813f0038 ....|...N..!.?.8 +000400e0: 807e8014 80090010 7c0803a6 4e800021 .~......|...N..! +000400f0: 38600000 80010024 7c0803a6 bb61000c 8`.....$|....a.. +=>go 40004 +## Starting application at 0x00040004 ... +Hello World +argc = 1 +argv[0] = "40004" +argv[1] = "<NULL>" +Hit any key to exit ... + +## Application terminated, rc = 0x0 +=> + +x.x Image download and run over ethernet interface + + +ppcboot 0.9.2 (May 13 2001 - 17:56:46) + +Initializing... + CPU: MPC8240 Revsion 1.1 at 247 MHz: 16 kB I-Cache 16 kB D-Cache + Board: CU824 Revision 1 Local Bus at 99 MHz + DRAM: 64 MB + FLASH: 16 MB + In: serial + Out: serial + Err: serial + +Hit any key to stop autoboot: 0 +=> +=> +=>mw 40000 0 10000 +=>md 40000 +00040000: 00000000 00000000 00000000 00000000 ................ +00040010: 00000000 00000000 00000000 00000000 ................ +00040020: 00000000 00000000 00000000 00000000 ................ +00040030: 00000000 00000000 00000000 00000000 ................ +00040040: 00000000 00000000 00000000 00000000 ................ +00040050: 00000000 00000000 00000000 00000000 ................ +00040060: 00000000 00000000 00000000 00000000 ................ +00040070: 00000000 00000000 00000000 00000000 ................ +00040080: 00000000 00000000 00000000 00000000 ................ +00040090: 00000000 00000000 00000000 00000000 ................ +000400a0: 00000000 00000000 00000000 00000000 ................ +000400b0: 00000000 00000000 00000000 00000000 ................ +000400c0: 00000000 00000000 00000000 00000000 ................ +000400d0: 00000000 00000000 00000000 00000000 ................ +000400e0: 00000000 00000000 00000000 00000000 ................ +000400f0: 00000000 00000000 00000000 00000000 ................ +=>tftpboot 40000 hello_world.bin +ARP broadcast 1 +TFTP from server 192.168.4.1; our IP address is 192.168.4.2 +Filename 'hello_world.bin'. +Load address: 0x40000 +Loading: ############# +done +Bytes transferred = 65912 (10178 hex) +=>md 40000 +00040000: 00018148 9421ffe0 7c0802a6 bf61000c ...H.!..|....a.. +00040010: 90010024 48000005 7fc802a6 801effe8 ...$H........... +00040020: 7fc0f214 7c7f1b78 813f0038 7c9c2378 ....|..x.?.8|.#x +00040030: 807e8000 7cbd2b78 80090010 3b600000 .~..|.+x....;`.. +00040040: 7c0803a6 4e800021 813f0038 7f84e378 |...N..!.?.8...x +00040050: 807e8004 80090010 7c0803a6 4e800021 .~......|...N..! +00040060: 7c1be000 4181003c 80bd0000 813f0038 |...A..<.....?.8 +00040070: 3bbd0004 2c050000 40820008 80be8008 ;...,...@....... +00040080: 80090010 7f64db78 807e800c 3b7b0001 .....d.x.~..;{.. +00040090: 7c0803a6 4e800021 7c1be000 4081ffcc |...N..!|...@... +000400a0: 813f0038 807e8010 80090010 7c0803a6 .?.8.~......|... +000400b0: 4e800021 813f0038 80090004 7c0803a6 N..!.?.8....|... +000400c0: 4e800021 2c030000 4182ffec 813f0038 N..!,...A....?.8 +000400d0: 80090000 7c0803a6 4e800021 813f0038 ....|...N..!.?.8 +000400e0: 807e8014 80090010 7c0803a6 4e800021 .~......|...N..! +000400f0: 38600000 80010024 7c0803a6 bb61000c 8`.....$|....a.. +=>go 40004 +## Starting application at 0x00040004 ... +Hello World +argc = 1 +argv[0] = "40004" +argv[1] = "<NULL>" +Hit any key to exit ... + +## Application terminated, rc = 0x0 +=> diff --git a/board/cu824/config.mk b/board/cu824/config.mk new file mode 100755 index 0000000..18673e1 --- /dev/null +++ b/board/cu824/config.mk @@ -0,0 +1,30 @@ +# +# (C) Copyright 2001 +# 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 +# + +# +# CU824 board +# + +TEXT_BASE = 0xFFF00000 + +PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) diff --git a/board/cu824/cu824.c b/board/cu824/cu824.c new file mode 100755 index 0000000..5844a5c --- /dev/null +++ b/board/cu824/cu824.c @@ -0,0 +1,93 @@ +/* + * (C) Copyright 2001 + * Rob Taylor, Flying Pig Systems. robt@flyingpig.com. + * + * (C) Copyright 2001, 2002 + * 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 <common.h> +#include <mpc824x.h> +#include <asm/processor.h> +#include <pci.h> + +#define BOARD_REV_REG 0xFE80002B + +int checkboard (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + char revision = *(volatile char *)(BOARD_REV_REG); + char buf[32]; + + puts ("Board: CU824 "); + printf("Revision %d ", revision); + printf("Local Bus at %s MHz\n", strmhz(buf, gd->bus_clk)); + + return 0; +} + +long int initdram(int board_type) +{ + long size; + long new_bank0_end; + long mear1; + long emear1; + + size = get_ram_size(CFG_SDRAM_BASE, CFG_MAX_RAM_SIZE); + + new_bank0_end = size - 1; + mear1 = mpc824x_mpc107_getreg(MEAR1); + emear1 = mpc824x_mpc107_getreg(EMEAR1); + mear1 = (mear1 & 0xFFFFFF00) | + ((new_bank0_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT); + emear1 = (emear1 & 0xFFFFFF00) | + ((new_bank0_end & MICR_ADDR_MASK) >> MICR_EADDR_SHIFT); + mpc824x_mpc107_setreg(MEAR1, mear1); + mpc824x_mpc107_setreg(EMEAR1, emear1); + + return (size); +} + +/* + * Initialize PCI Devices, report devices found. + */ +#ifndef CONFIG_PCI_PNP +static struct pci_config_table pci_sandpoint_config_table[] = { + { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0f, PCI_ANY_ID, + pci_cfgfunc_config_device, { PCI_ENET0_IOADDR, + PCI_ENET0_MEMADDR, + PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }}, + + { } +}; +#endif + +struct pci_controller hose = { +#ifndef CONFIG_PCI_PNP + config_table: pci_sandpoint_config_table, +#endif +}; + +void pci_init_board(void) +{ + pci_mpc824x_init(&hose); +} diff --git a/board/cu824/flash.c b/board/cu824/flash.c new file mode 100755 index 0000000..7368176 --- /dev/null +++ b/board/cu824/flash.c @@ -0,0 +1,486 @@ +/* + * (C) Copyright 2001 + * 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 <common.h> +#include <mpc824x.h> +#include <asm/processor.h> + +#if defined(CFG_ENV_IS_IN_FLASH) +# ifndef CFG_ENV_ADDR +# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_ENV_OFFSET) +# endif +# ifndef CFG_ENV_SIZE +# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE +# endif +# ifndef CFG_ENV_SECT_SIZE +# define CFG_ENV_SECT_SIZE CFG_ENV_SIZE +# endif +#endif + +#define FLASH_BANK_SIZE 0x800000 +#define MAIN_SECT_SIZE 0x40000 +#define PARAM_SECT_SIZE 0x8000 + +#define BOARD_CTRL_REG 0xFE800013 + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; + +static int write_data (flash_info_t *info, ulong dest, ulong *data); +static void write_via_fpu(vu_long *addr, ulong *data); +static __inline__ unsigned long get_msr(void); +static __inline__ void set_msr(unsigned long msr); + +/*---------------------------------------------------------------------*/ +#undef DEBUG_FLASH + +/*---------------------------------------------------------------------*/ +#ifdef DEBUG_FLASH +#define DEBUGF(fmt,args...) printf(fmt ,##args) +#else +#define DEBUGF(fmt,args...) +#endif +/*---------------------------------------------------------------------*/ + +/*----------------------------------------------------------------------- + */ + +unsigned long flash_init(void) +{ + int i, j; + ulong size = 0; + volatile unsigned char *bcr = (volatile unsigned char *)(BOARD_CTRL_REG); + + DEBUGF("Write protect was: 0x%02X\n", *bcr); + *bcr &= 0x1; /* FWPT must be 0 */ + *bcr |= 0x6; /* FWP0 = FWP1 = 1 */ + DEBUGF("Write protect is: 0x%02X\n", *bcr); + + for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) { + vu_long *addr = (vu_long *)(CFG_FLASH_BASE + i * FLASH_BANK_SIZE); + + addr[0] = 0x00900090; + + DEBUGF ("Flash bank # %d:\n" + "\tManuf. ID @ 0x%08lX: 0x%08lX\n" + "\tDevice ID @ 0x%08lX: 0x%08lX\n", + i, + (ulong)(&addr[0]), addr[0], + (ulong)(&addr[2]), addr[2]); + + if ((addr[0] == addr[1]) && (addr[0] == INTEL_MANUFACT) && + (addr[2] == addr[3]) && (addr[2] == INTEL_ID_28F160F3B)) + { + flash_info[i].flash_id = (FLASH_MAN_INTEL & FLASH_VENDMASK) | + (INTEL_ID_28F160F3B & FLASH_TYPEMASK); + } else { + flash_info[i].flash_id = FLASH_UNKNOWN; + addr[0] = 0xFFFFFFFF; + goto Done; + } + + DEBUGF ("flash_id = 0x%08lX\n", flash_info[i].flash_id); + + addr[0] = 0xFFFFFFFF; + + flash_info[i].size = FLASH_BANK_SIZE; + flash_info[i].sector_count = CFG_MAX_FLASH_SECT; + memset(flash_info[i].protect, 0, CFG_MAX_FLASH_SECT); + for (j = 0; j < flash_info[i].sector_count; j++) { + if (j <= 7) { + flash_info[i].start[j] = CFG_FLASH_BASE + + i * FLASH_BANK_SIZE + + j * PARAM_SECT_SIZE; + } else { + flash_info[i].start[j] = CFG_FLASH_BASE + + i * FLASH_BANK_SIZE + + (j - 7)*MAIN_SECT_SIZE; + } + } + size += flash_info[i].size; + } + + /* Protect monitor and environment sectors + */ +#if CFG_MONITOR_BASE >= CFG_FLASH_BASE +#if CFG_MONITOR_BASE >= CFG_FLASH_BASE + FLASH_BANK_SIZE + flash_protect(FLAG_PROTECT_SET, + CFG_MONITOR_BASE, + CFG_MONITOR_BASE + monitor_flash_len - 1, + &flash_info[1]); +#else + flash_protect(FLAG_PROTECT_SET, + CFG_MONITOR_BASE, + CFG_MONITOR_BASE + monitor_flash_len - 1, + &flash_info[0]); +#endif +#endif + +#if (CFG_ENV_IS_IN_FLASH == 1) && defined(CFG_ENV_ADDR) +#if CFG_ENV_ADDR >= CFG_FLASH_BASE + FLASH_BANK_SIZE + flash_protect(FLAG_PROTECT_SET, + CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SIZE - 1, + &flash_info[1]); +#else + flash_protect(FLAG_PROTECT_SET, + CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SIZE - 1, + &flash_info[0]); +#endif +#endif + +Done: + return size; +} + +/*----------------------------------------------------------------------- + */ +void flash_print_info (flash_info_t * info) +{ + int i; + + switch ((i = info->flash_id & FLASH_VENDMASK)) { + case (FLASH_MAN_INTEL & FLASH_VENDMASK): + printf ("Intel: "); + break; + default: + printf ("Unknown Vendor 0x%04x ", i); + break; + } + + switch ((i = info->flash_id & FLASH_TYPEMASK)) { + case (INTEL_ID_28F160F3B & FLASH_TYPEMASK): + printf ("28F160F3B (16Mbit)\n"); + break; + default: + printf ("Unknown Chip Type 0x%04x\n", i); + goto Done; + break; + } + + printf (" Size: %ld MB in %d Sectors\n", + info->size >> 20, info->sector_count); + + printf (" Sector Start Addresses:"); + for (i = 0; i < info->sector_count; i++) { + if ((i % 5) == 0) { + printf ("\n "); + } + printf (" %08lX%s", info->start[i], + info->protect[i] ? " (RO)" : " "); + } + printf ("\n"); + +Done: + return; +} + +/*----------------------------------------------------------------------- + */ + +int flash_erase (flash_info_t *info, int s_first, int s_last) +{ + int flag, prot, sect; + ulong start, now, last; + + DEBUGF ("Erase flash bank %d sect %d ... %d\n", + info - &flash_info[0], s_first, s_last); + + if ((s_first < 0) || (s_first > s_last)) { + if (info->flash_id == FLASH_UNKNOWN) { + printf ("- missing\n"); + } else { + printf ("- no sectors to erase\n"); + } + return 1; + } + + if ((info->flash_id & FLASH_VENDMASK) != + (FLASH_MAN_INTEL & FLASH_VENDMASK)) { + printf ("Can erase only Intel flash types - aborted\n"); + return 1; + } + + 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 { + printf ("\n"); + } + + start = get_timer (0); + last = start; + /* Start erase on unprotected sectors */ + for (sect = s_first; sect<=s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + vu_long *addr = (vu_long *)(info->start[sect]); + + DEBUGF ("Erase sect %d @ 0x%08lX\n", + sect, (ulong)addr); + + /* Disable interrupts which might cause a timeout + * here. + */ + flag = disable_interrupts(); + + addr[0] = 0x00500050; /* clear status register */ + addr[0] = 0x00200020; /* erase setup */ + addr[0] = 0x00D000D0; /* erase confirm */ + + addr[1] = 0x00500050; /* clear status register */ + addr[1] = 0x00200020; /* erase setup */ + addr[1] = 0x00D000D0; /* erase confirm */ + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + /* wait at least 80us - let's wait 1 ms */ + udelay (1000); + + while (((addr[0] & 0x00800080) != 0x00800080) || + ((addr[1] & 0x00800080) != 0x00800080) ) { + if ((now=get_timer(start)) > + CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + addr[0] = 0x00B000B0; /* suspend erase */ + addr[0] = 0x00FF00FF; /* to read mode */ + return 1; + } + + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + putc ('.'); + last = now; + } + } + + addr[0] = 0x00FF00FF; + } + } + printf (" done\n"); + return 0; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + * 4 - Flash not identified + */ + +#define FLASH_WIDTH 8 /* flash bus width in bytes */ + +int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) +{ + ulong wp, cp, msr; + int l, rc, i; + ulong data[2]; + ulong *datah = &data[0]; + ulong *datal = &data[1]; + + DEBUGF ("Flash write_buff: @ 0x%08lx, src 0x%08lx len %ld\n", + addr, (ulong)src, cnt); + + if (info->flash_id == FLASH_UNKNOWN) { + return 4; + } + + msr = get_msr(); + set_msr(msr | MSR_FP); + + wp = (addr & ~(FLASH_WIDTH-1)); /* get lower aligned address */ + + /* + * handle unaligned start bytes + */ + if ((l = addr - wp) != 0) { + *datah = *datal = 0; + + for (i = 0, cp = wp; i < l; i++, cp++) { + if (i >= 4) { + *datah = (*datah << 8) | + ((*datal & 0xFF000000) >> 24); + } + + *datal = (*datal << 8) | (*(uchar *)cp); + } + for (; i < FLASH_WIDTH && cnt > 0; ++i) { + char tmp; + + tmp = *src; + + src++; + + if (i >= 4) { + *datah = (*datah << 8) | + ((*datal & 0xFF000000) >> 24); + } + + *datal = (*datal << 8) | tmp; + + --cnt; ++cp; + } + + for (; cnt == 0 && i < FLASH_WIDTH; ++i, ++cp) { + if (i >= 4) { + *datah = (*datah << 8) | + ((*datal & 0xFF000000) >> 24); + } + + *datal = (*datah << 8) | (*(uchar *)cp); + } + + if ((rc = write_data(info, wp, data)) != 0) { + set_msr(msr); + return (rc); + } + + wp += FLASH_WIDTH; + } + + /* + * handle FLASH_WIDTH aligned part + */ + while (cnt >= FLASH_WIDTH) { + *datah = *(ulong *)src; + *datal = *(ulong *)(src + 4); + if ((rc = write_data(info, wp, data)) != 0) { + set_msr(msr); + return (rc); + } + wp += FLASH_WIDTH; + cnt -= FLASH_WIDTH; + src += FLASH_WIDTH; + } + + if (cnt == 0) { + set_msr(msr); + return (0); + } + + /* + * handle unaligned tail bytes + */ + *datah = *datal = 0; + for (i = 0, cp = wp; i < FLASH_WIDTH && cnt > 0; ++i, ++cp) { + char tmp; + + tmp = *src; + + src++; + + if (i >= 4) { + *datah = (*datah << 8) | ((*datal & 0xFF000000) >> 24); + } + + *datal = (*datal << 8) | tmp; + + --cnt; + } + + for (; i < FLASH_WIDTH; ++i, ++cp) { + if (i >= 4) { + *datah = (*datah << 8) | ((*datal & 0xFF000000) >> 24); + } + + *datal = (*datal << 8) | (*(uchar *)cp); + } + + rc = write_data(info, wp, data); + set_msr(msr); + + return (rc); +} + +/*----------------------------------------------------------------------- + * Write a word to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +static int write_data (flash_info_t *info, ulong dest, ulong *data) +{ + vu_long *addr = (vu_long *)dest; + ulong start; + int flag; + + /* Check if Flash is (sufficiently) erased */ + if (((addr[0] & data[0]) != data[0]) || + ((addr[1] & data[1]) != data[1]) ) { + return (2); + } + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + addr[0] = 0x00400040; /* write setup */ + write_via_fpu(addr, data); + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + start = get_timer (0); + + while (((addr[0] & 0x00800080) != 0x00800080) || + ((addr[1] & 0x00800080) != 0x00800080) ) { + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) { + addr[0] = 0x00FF00FF; /* restore read mode */ + return (1); + } + } + + addr[0] = 0x00FF00FF; /* restore read mode */ + + return (0); +} + +/*----------------------------------------------------------------------- + */ +static void write_via_fpu(vu_long *addr, ulong *data) +{ + __asm__ __volatile__ ("lfd 1, 0(%0)" : : "r" (data)); + __asm__ __volatile__ ("stfd 1, 0(%0)" : : "r" (addr)); +} +/*----------------------------------------------------------------------- + */ +static __inline__ unsigned long get_msr(void) +{ + unsigned long msr; + + __asm__ __volatile__ ("mfmsr %0" : "=r" (msr) :); + return msr; +} + +static __inline__ void set_msr(unsigned long msr) +{ + __asm__ __volatile__ ("mtmsr %0" : : "r" (msr)); +} diff --git a/board/cu824/u-boot.lds b/board/cu824/u-boot.lds new file mode 100755 index 0000000..7be85e4 --- /dev/null +++ b/board/cu824/u-boot.lds @@ -0,0 +1,136 @@ +/* + * (C) Copyright 2001 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + cpu/mpc824x/start.o (.text) + lib_ppc/board.o (.text) + lib_ppc/ppcstring.o (.text) + lib_generic/vsprintf.o (.text) + lib_generic/crc32.o (.text) + lib_generic/zlib.o (.text) + + . = DEFINED(env_offset) ? env_offset : .; + common/environment.o (.text) + + *(.text) + + *(.fixup) + *(.got1) + . = ALIGN(16); + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x0FFF) & 0xFFFFF000; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(4096); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(4096); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + + _end = . ; + PROVIDE (end = .); +} |