1 ======================================================================
2 Changes for U-Boot 1.0.0:
3 ======================================================================
5 * Add auto-update code for TRAB board using USB memory sticks,
6 support new configuration with more memory
8 * disable MPC5200 bus pipelining as workaround for bus contention
10 * Modify XLB arbiter priorities on MPC5200 so all devices use same
11 priority; configure critical interrupts to be handled like external
14 * Make IPB clock on MGT5100/MPC5200 configurable in board config file;
15 go back to 66 MHz for stability
17 * Patches by Jon Diekema, 15 Sep 2003:
18 - add description for missing CFG_CMD_* entries in the README file
21 * Patch by Gleb Natapov, 14 Sep 2003:
22 enable watchdog support for all MPC824x boards that have a watchdog
24 * On MPC5200, restrict FEC to a maximum of 10 Mbps to work around the
25 "Non-octet Aligned Frame" errors we see at 100 Mbps
27 * Patch by Sharad Gupta, 14 Sep 2003:
28 fix SPR numbers for upper BAT register ([ID]BAT[4-7][UL])
30 * Patch by llandre, 11 Sep 2003:
31 update configuration for PPChameleonEVB board
33 * Patch by David Müller, 13 Sep 2003:
34 various changes to VCMA9 board specific files
36 * Add I2C support for MGT5100 / MPC5200
38 * Patch by Rune Torgersen, 11 Sep 2003:
39 Changed default memory option on MPC8266ADS to NOT be Page Based
40 Interleave, since this doesn't work very well with the standard
43 * Patch by George G. Davis, 12 Sep 2003:
44 fix Makefile settings for sk98 driver
46 * Patch by Stefan Roese, 12 Sep 2003:
47 - new boards added: DP405, HUB405, PLU405, VOH405
48 - some esd boards updated
49 - cpu/ppc4xx/sdram.c: disable memory controller before setting
51 - cpu/ppc4xx/405_pci.c: set vendor id on PPC405EP systems
53 * Patch by Martin Krause, 11 Sep 2003:
54 add burn-in tests for TRAB board
56 * Enable instruction cache on MPC5200 board
58 * Patch by Denis Peter, 11 Sep 2003:
59 - fix USB data pointer assignment for bulk only transfer.
60 - prevent to display erased directories in FAT filesystem.
62 * Change output format for NAND flash - make it look like for other
65 ======================================================================
66 Changes for U-Boot 0.4.8:
67 ======================================================================
69 * Patches by Denis Peter, 9 Sep 2003:
70 add FAT support for IDE, SCSI and USB
72 * Patches by Gleb Natapov, 2 Sep 2003:
73 - cleanup of POST code for unsupported architectures
74 - MPC824x locks way0 of data cache for use as initial RAM;
75 this patch unlocks it after relocation to RAM and invalidates
78 * Patch by Gleb Natapov, 30 Aug 2003:
79 new I2C driver for mpc107 bridge. Now works from flash.
81 * Patch by Dave Ellis, 11 Aug 2003:
82 - JFFS2: fix typo in common/cmd_jffs2.c
83 - JFFS2: fix CFG_JFFS2_SORT_FRAGMENTS option
84 - JFFS2: remove node version 0 warning
85 - JFFS2: accept JFFS2 PADDING nodes
86 - SXNI855T: add AM29LV800 support
87 - SXNI855T: move environment from EEPROM to flash
88 - SXNI855T: boot from JFFS2 in NOR or NAND flash
90 * Patch by Bill Hargen, 11 Aug 2003:
91 fixes for I2C on MPC8240
92 - fix i2c_write routine
94 - eliminates use of global variables, plus dead code, cleanup.
96 * Add support for USB Mass Storage Devices (BBB)
97 (tested with USB memory sticks only)
99 * Avoid flicker on TRAB's VFD
101 * Add support for SK98xx driver
103 * Add PCI support for SL8245 board
105 * Support IceCube board configurations with 1 x AMD AM29LV065 (8 MB)
106 or 1 x AM29LV652 (two LV065 in one chip = 16 MB);
107 Run IPB at 133 Mhz; adjust the MII clock frequency accordingly
109 * Set BRG_CLK on PM825/826 to 64MHz (VCO_OUT / 4, instead of 16 MHz)
110 to allow for more accurate baudrate settings
111 (error now 0.7% at 115 kbps, instead of 3.5% before)
113 * Patch by Andreas Mohr, 4 Sep 2003:
114 Fix a lot of spelling errors
116 * Add support for PPChameleon Eval Board
118 * Add support for P3G4 board
120 * Fix problem with MGT5100 FEC driver: add "early" MAC address
123 * Patch by Yuli Barcohen, 7 Aug 2003:
124 check BCSR to detect if the board is configured in PCI mode
126 ======================================================================
127 Changes for U-Boot 0.4.7:
128 ======================================================================
130 * Patch by Raghu Krishnaprasad, 7 Aug 2003:
131 add support for Adder II MPC852T module
133 * Patch by George G. Davis, 19 Aug 2003:
134 fix TI Innovator/OMAP1510 pin configs
136 * Patches by Kshitij, 18 Aug 2003
137 - add support for arm926ejs cpu core
138 - add support for TI OMAP 1610 Innovator Board
140 * Patch by Yuli Barcohen, 14 Aug 2003:
141 add support for bzip2 uncompression
143 * Add GCC library to examples/Makefile so GCC utility functions will
146 * Add I2C and RTC support for RMU board using software I2C driver
147 (because of better response to iprobe command); fix problem with
150 * Patch by Matthias Fuchs, 28 Aug 2003:
151 Added CONFIG_BOOTP_DNS2 and CONFIG_BOOTP_SEND_HOSTNAME to
152 CONFIG_BOOTP_MAKS (see README).
154 * Fix ICU862 environment problem
156 * Fix RAM size detection for RMU board
158 * Implement "reset" for MGT5100/MPC5200 systems
160 ======================================================================
161 Changes for U-Boot 0.4.6:
162 ======================================================================
164 * Make Ethernet autonegotiation on INCA-IP work for all clock rates;
165 allow selection of clock frequency as "make" target
167 * Implement memory autosizing code for IceCube boards
169 * Configure network port on INCA-IP for autonegotiation
171 * Fix overflow problem in network timeout code
173 * Patch by Richard Woodruff, 8 Aug 2003:
174 Allow crc32 to be used at address 0x000 (crc32_no_comp, too).
176 ======================================================================
177 Changes for U-Boot 0.4.5:
178 ======================================================================
180 * Update for TQM board defaults:
181 disable clocks_in_mhz, enable boot count limit
183 * Removed tools/gdb from "make all" target. Added make target "gdbtools"
184 in toplevel directory instead. Removed astest.c from tools/gdb because
185 it is no longer relevant.
187 * Fix PCI support for MPC5200 / IceCube Board
189 * Map ISP1362 USB OTG controller for NSCU board
191 * Patch by Brad Parker, 02 Aug 2003:
192 fix sc520_cdp problems
194 * Implement Boot Cycle Detection (Req. 2.3 of OSDL CGL Reqirements)
196 * Allow erase command to cross flash bank boundaries
198 * Patch by Scott McNutt, 21 Jul 2003:
199 Add support for LynuxWorks Kernel Downloadable Images (KDIs).
200 Both LynxOS and BlueCat linux KDIs are supported.
202 * Patch by Richard Woodruff, 25 Jul 2003:
203 use more reliable reset for OMAP/925T
205 * Patch by Nye Liu, 25 Jul 2003:
208 * Patch by Richard Woodruff, 24 Jul 2003:
209 Fixes for cmd_nand.c:
210 - Fixed null dereferece which could result in incorrect ECC values.
211 - Added support for devices with no Ready/Busy signal hooked up.
212 - Added OMAP1510 read/write protect handling.
213 - Fixed nand.h's ECCPOS. A conflict existed with POS5 and badblock
215 - Switched default ECC to be JFFS2.
217 * Allow crc32 to be used at address 0x000
219 * Provide consistent interface to standalone applications to access
220 the 'global_data' structure
221 Provide a doc/README.standalone more useful to users/developers.
223 * Make IceCube MGT5100 FEC driver work
225 * Implement new mechanism to export U-Boot's functions to standalone
226 applications: instead of using (PPC-specific) system calls we now
227 use a jump table; please see doc/README.standalone for details
229 * Patch by Dave Westwood, 24 Jul 2003:
230 added support for Unity OS (a proprietary OS)
232 * Patch by Detlev Zundel, 23 Jul 2003:
233 add "imls" command to print flash table of contents
235 * Fix cold boot detection for log buffer reset
237 * Return error for invalid length specifiers with "cp.X" etc.
239 * Fix startup problem on MIPS
241 * Allow for CONFIG_SPLASH_SCREEN even when no explicit
242 bitmap support is configured
244 * Patch by Bill Hargen, 18 Jul 2003:
245 - fix endinaness problem in cpu/mpc824x/drivers/i2c/i2c1.c
247 * Patch by Denis Peter, 18 Jul 2003:
248 - fix memory configuration for MIP405T
249 - fix printout of baudrate for "loadb <loadaddr> <baudrate>"
251 * Cleanup of TQM82xx configurations; use "official" board types
252 to make selection easier.
254 * Patch by Martin Krause, 17 Jul 2003:
255 add delay to get I2C working with "imm" command and s3c24x0_i2c.c
257 * Patch by Richard Woodruff, 17 July 03:
258 - Fixed bug in OMAP1510 baud rate divisor settings.
260 * Patch by Nye Liu, 16 July 2003:
262 - add MPC86xADS support (uses MPC86xADS.h)
263 - add 866P/T core support (also MPC859T/MPC859DSL/MPC852T)
265 o BRG changes (EXTAL/XTAL restricted to 10MHz)
266 o don't trust gclk() software measurement by default, depend on
268 - add DRAM SIMM not installed detection
269 - use more "correct" SDRAM initialization sequence
270 - allow different SDRAM sizes (8xxADS has 8M)
272 - remove unused MAMR defines from FADS860T.h (all done in fads.c)
273 - rename MAMR/MBMR defines to be more consistent. Should eventually
274 be merged into MxMR to better reflect the PowerQUICC datasheet.
276 * Patch by Yuli Barcohen, 16 Jul 2003:
277 support new Motorola PQ2FADS-ZU evaluation board which replaced
278 MPC8260ADS and MPC8266ADS
280 ======================================================================
281 Changes for U-Boot 0.4.4:
282 ======================================================================
284 * Add support for IceCube board (with MGT5100 and MPC5200 CPUs)
286 * Add support for MGT5100 and MPC5200 processors
288 * Patch by Lutz Dennig, 15 Jul 2003:
289 update for R360MPI board
291 ======================================================================
292 Changes for U-Boot 0.4.3:
293 ======================================================================
295 * Patches by Kshitij, 04 Jul 2003
296 - added support for arm925t cpu core
297 - added support for TI OMAP 1510 Innovator Board
299 * Patches by Martin Krause, 14 Jul 2003:
300 - add I2C support for s3c2400 systems (trab board)
301 - (re-) add "ping" to command table
303 * Fix handling of "slow" POST routines
305 * Patches by Yuli Barcohen, 13 Jul 2003:
306 - Correct flash and JFFS2 support for MPC8260ADS
307 - fix PVR values and clock generation for PowerQUICC II family
310 * Patch by Bernhard Kuhn, 08 Jul 2003:
311 - add support for M68K targets
313 * Patch by Ken Chou, 3 Jul:
314 - Fix PCI config table for A3000
315 - Fix iobase for natsemi.c
316 (PCI_BASE_ADDRESS_0 is the IO base register for DP83815)
318 * Allow to enable "slow" POST routines by key press on power-on
319 * Fix temperature dependend switching of LCD backlight on LWMON
320 * Tweak output format for LWMON
322 * Patch by Stefan Roese, 11 Jul 2003:
323 - Fix bug in CONFIG_VERSION_VARIABLE.
324 - AR405 config updated.
325 - OCRTC/ORSG: bsp command added.
328 ======================================================================
329 Changes for U-Boot 0.4.2:
330 ======================================================================
332 * Add support for NSCU board
334 * Add support for TQM823M, TQM850M, TQM855M and TQM860M modules
336 * Add support for Am29LV160ML, Am29LV320ML, and Am29LV640ML
337 mirror bit flash on TQM8xxM modules
339 * Patch by Kenneth Johansson, 30 Jun 2003:
340 get rid of MK_CMD_ENTRY macro; update doc/README.command
342 * Patch by Seb James, 30 Jun 2003:
343 Improve documentation of I2C configuration in README
345 * Fix problems with previous log buffer "fixes"
347 * Fix minor help text issues
349 * "log append" did not append a newline
351 ======================================================================
352 Changes for U-Boot 0.4.1:
353 ======================================================================
355 * Fix some missing commands, cleanup header files
356 (autoscript, bmp, bsp, fat, mmc, nand, portio, ...)
358 * Rewrite command lookup and help command (fix problems with bubble
359 sort when sorting command name list). Minor cleanup here and there.
361 * Merge from "stable branch", tag LABEL_2003_06_28_1800-stable:
362 - Allow to call sysmon function interactively
363 - PIC on LWMON board needs delay after power-on
364 - Add missing RSR definitions for MPC8xx
365 - Improve log buffer handling: guarantee clean reset after power-on
366 - Add support for EXBITGEN board (aka "genie")
367 - Add support for SL8245 board
370 - remove trailing white space, trailing empty lines, C++ comments, etc.
371 - split cmd_boot.c (separate cmd_bdinfo.c and cmd_load.c)
373 * Patches by Kenneth Johansson, 25 Jun 2003:
374 - major rework of command structure
375 (work done mostly by Michal Cendrowski and Joakim Kristiansen)
377 ======================================================================
378 Changes for U-Boot 0.4.0:
379 ======================================================================
381 * Patches by Robert Schwebel, 26 Jun 2003:
382 - csb226 configuration updated
383 - credits for logodl port updated
384 - innokom configuration updated
385 - logodl tree update, still with coding style inconsistencies
386 - added OCM for ppc405 warning to README
388 * Patch by Pantelis Antoniou, 25 Jun 2003:
389 update NetVia with V2 board support
391 * Header file cleanup for ARM
393 * Patch by Murray Jensen, 24 Jun 2003:
394 - make sure to use only U-boot provided header files
395 - fix problems with ".rodata.str1.4" section as used by GCC-3.x
397 * Patch by Stefan Roese, 24 Jun 2003:
398 - Update esd ASH405 board files.
399 - Update esd DASA_SIM config file.
400 - Add ping command to some esd boards.
402 * Patch by Yuli Barcohen, 23 Jun 2003:
403 Update for MPC8260ADS board
405 * Patch by Murray Jensen, 23 Jun 2003:
406 - cleanup of GCC 3.x compiler warnings
408 * Patch by Rune Torgersen, 4 Jun 2003:
409 add large memory support for MPC8266ADS board
411 * Patch by Richard Woodruff, 19 June 03:
412 - Enabled standard u-boot device abstraction for ARM
413 - Enabled console device for ARM
414 - Initilized bi_baudrate for ARM
416 * Patch by Bill Hargen, 23 Apr 2003:
417 fix byte order for 824x I2C addresses (write op)
419 * Patch by Murray Jensen, 20 Jun 2003:
421 - cleanup (especially for gcc-3.x compilers)
423 * Patch by Tom Guilliams, 20 Jun 2003:
424 added CONFIG_750FX support for IBM 750FX processors
426 * Patch by Devin Crumb, 02 Apr 2003:
427 Fix clock divider rounding problem in drivers/serial.c
429 * Patch by Richard Woodruff, 19 June 03:
430 - Fixed smc91c111 driver to sync with the u-boot environment
431 (driver/smc91c111.c).
432 - Added eth_init error return check in NetLoop (net/net.c).
434 * Patch by Ken Chou, 19 June 2003:
435 Added support for A3000 SBC board (Artis Microsystems Inc.)
437 * Patches by Murray Jensen, 17 Jun 2003:
438 - Hymod board database mods: add "who" field and new xilinx chip types
439 - provide new "init_cmd_timeout()" function so code external to
440 "common/main.c" can use the "reset_cmd_timeout()" function before
441 entering the main loop
442 - add DTT support for adm1021 (new file dtt/adm1021.c; config
443 slightly different. see include/configs/hymod.h for an example
444 (requires CONFIG_DTT_ADM1021, CONFIG_DTT_SENSORS, and
445 CFG_DTT_ADM1021 defined)
446 - add new "eeprom_probe()" function which has similar args and
447 behaves in a similar way to "eeprom_read()" etc.
448 - add 8260 FCC ethernet loopback code (new "eth_loopback_test()"
449 function which is enabled by defining CONFIG_ETHER_LOOPBACK_TEST)
450 - gdbtools copyright update
451 - ensure that set_msr() executes the "sync" and "isync" instructions
452 after the "mtmsr" instruction in cpu/mpc8260/interrupts.c
453 - 8260 I/O ports fix: Open Drain should be set last when configuring
454 - add SIU IRQ defines for 8260
455 - allow LDSCRIPT override and OBJCFLAGS initialization: change to
456 config.mk to allow board configurations to override the GNU
457 linker script, selected via the LDSCRIPT, make variable, and to
458 give an initial value to the OBJCFLAGS make variable
459 - 8260 i2c enhancement:
460 o correctly extends the timeout depending on the size of all
461 queued messages for both transmit and receive
462 o will not continue with receive if transmit times out
463 o ensures that the error callback is done for all queued tx
465 o correctly detects both tx and rx timeouts, only delivers one to
466 the callback, and does not overwrite an earlier error
467 o logic in i2c_probe now correct
468 - add "vprintf()" function so that "panic()" function can be
470 - many Hymod board changes
472 * Patches by Robert Schwebel, 14 Jun 2003:
473 - add support for Logotronic DL datalogger board
474 - cleanup serial line after kermit binary download
475 - add debugX macro (debug level support)
476 - update mach-types.h to latest arm.linux.org.uk master list.
478 * Patches by David Müller, 12 Jun 2003:
479 - rewrite of the S3C24X0 register definitions stuff
480 - "driver" for the built-in S3C24X0 RTC
482 * Patches by Yuli Barcohen, 12 Jun 2003:
483 - Add MII support and Ethernet PHY initialization for MPC8260ADS board
484 - Fix incorrect SIUMCR initialisation caused by wrong Hard Reset
485 configuration word supplied by FPGA on some MPC8260ADS boards
487 * Patch by Pantelis Antoniou, 10 Jun 2003:
488 Unify status LED interface
490 * Add support for DS12887 RTC; add RTC support for ATC board
492 * Patch by Nicolas Lacressonniere, 11 Jun 2003:
493 Modifications for Atmel AT91RM9200DK ARM920T based development kit
494 - Add Atmel DataFlash support for reading and writing.
495 - Add possibility to boot a Linux from DataFlash with BOOTM command.
496 - Add Flash detection on Atmel AT91RM9200DK
497 (between Atmel AT49BV1614 and AT49BV1614A flashes)
498 - Replace old Ethernet PHY layer functions
499 - Change link address
501 * Patch by Frank Smith, 9 Jun 2003:
502 use CRIT_EXCEPTION for machine check on 4xx
504 * Patch by Detlev Zundel, 13 Jun 2003:
505 added implementation of the "carinfo" command in cmd_immap.c
507 * Fix CONFIG_NET_MULTI support in include/net.h
509 * Patches by Kyle Harris, 13 Mar 2003:
510 - Add FAT partition support
511 - Add command support for FAT
512 - Add command support for MMC
514 - Add Intel PXA support for video
515 - Add Intel PXA support for MMC
517 - Enable MMC and FAT for lubbock board
518 - Other misc changes for lubbock board
520 * Patch by Robert Schwebel, April 02, 2003:
521 fix for SMSC91111 driver
523 * Patch by Vladimir Gurevich, 04 Jun 2003:
524 make ppc405 ethernet driver compatible with CONFIG_NET_MULTI option
526 * Patch by Stefan Roese, 05 Jun 2003:
527 - PPC4xx: Fix bug for initial stack in data cache as pointed out by
528 Thomas Schaefer (tschaefer@giga-stream.de). Now inital stack in
529 data cache can be used even if the chip select is in use.
530 - CFG_RX_ETH_BUFFER added to set the ethernet receive buffer count
531 (see README for further description).
532 - Changed config files of CONFIG_EEPRO100 boards to use the
533 CFG_RX_ETH_BUFFER define.
535 * Add support for RMU board
537 * Add support for TQM862L at 100/50 MHz
539 * Patch by Pantelis Antoniou, 02 Jun 2003:
540 major reconstruction of networking code;
541 add "ping" support (outgoing only!)
543 * Patch by Denis Peter, 04 June 2003:
544 add support for the MIP405T board
546 * Patches by Udi Finkelstein, 2 June 2003:
547 - Added support for custom keyboards, initialized by defining a
548 board-specific drv_keyboard_init as well as defining CONFIG_KEYBOARD .
549 - Added support for the RBC823 board.
550 - cpu/mpc8xx/lcd.c now automatically calculates the
551 Horizontal Pixel Count field.
553 * Fix alignment problem in BOOTP (dhcp_leasetime option)
554 [pointed out by Nicolas Lacressonnière, 2 Jun 2003]
556 * Patch by Mark Rakes, 14 May 2003:
557 add support for Intel e1000 gig cards.
559 * Patch by Nye Liu, 3 Jun 2003:
560 fix critical typo in MAMR definition (include/mpc8xx.h)
562 * Fix requirement to align U-Boot image on 16 kB boundaries on PPC.
564 * Patch by Klaus Heydeck, 2 Jun 2003
565 Minor changes for KUP4K configuration
567 * Patch by Marc Singer, 29 May 2003:
568 Fixed rarp boot method for IA32 and other little-endian CPUs.
570 * Patch by Marc Singer, 28 May 2003:
571 Added port I/O commands.
573 * Patch by Matthew McClintock, 28 May 2003
574 - cpu/mpc824x/start.S: fix relocation code when booting from RAM
575 - minor patches for utx8245
577 * Patch by Daniel Engström, 28 May 2003:
580 * Patch by Dave Ellis, 9 May 2003 + 27 May 2003:
581 add nand flash support to SXNI855T configuration
582 fix/extend nand flash support:
583 - fix 'nand erase' command so does not erase bad blocks
584 - fix 'nand write' command so does not write to bad blocks
585 - fix nand_probe() so handles no flash detected properly
586 - add doc/README.nand
587 - add .jffs2 and .oob options to nand read/write
588 - add 'nand bad' command to list bad blocks
589 - add 'clean' option to 'nand erase' to write JFFS2 clean markers
590 - make NAND read/write faster
592 * Patch by Rune Torgersen, 23 May 2003:
593 Update for MPC8266ADS board
595 * Get (mostly) rid of CFG_MONITOR_LEN definition; compute real length
596 instead CFG_MONITOR_LEN is now only used to determine _at_compile_
597 _time_ (!) if the environment is embedded within the U-Boot image,
598 or in a separate flash sector.
600 * Cleanup CFG_DER #defines in config files (wd maintained only)
602 * Fix data abort exception handling for arm920t CPU
604 * Fix alignment problems with flash driver for TRAB board
606 * Patch by Donald White, 21 May 2003:
607 fix calculation of base address in pci_hose_config_device()
609 * Fix bug in command line parsing: "cmd1;cmd2" is supposed to always
610 execute "cmd2", even if "cmd1" fails. Note that this is different
611 to "run var1 var2" where the contents of "var2" will NOT be
612 executed when a command in "var1" fails.
614 * Add zero-copy ramdisk support (requires corresponding kernel support!)
616 * Patch by Kyle Harris, 20 May 2003:
617 In preparation for an ixp port, rename cpu/xscale and arch-xscale
618 into cpu/pxa and arch-pxa.
620 * Patch by Stefan Roese, 23 May 2003:
621 - IBM PPC405EP port added.
622 - CONFIG_UART1_CONSOLE added. If defined internal UART1 (and not
623 UART0) is used as default U-Boot console. PPC4xx only!
624 - esd ASH405 board added (PPC405EP based).
625 - BUBINGA405EP board added (PPC405EP based - IBM Eval Board).
626 - esd CPCI405AB board added.
627 - esd PMC405 board added.
628 - Update of some esd boards.
630 * Patch by Denis Peter, 19 Mai 2003:
631 add support for the MIP405-3 board
633 * Patch by Dave Ellis, 22 May 2003:
634 Fix problem with only partially cleared .bss segment
636 * Patch by Rune Torgersen, 12 May 2003:
637 get PCI to work on a MPC8266ADS board; incorporate change to
638 cpu/mpc8260/pci.c to enable overrides of PCI memory parameters
640 * Patch by Nye Liu, 1 May 2003:
641 minor patches for the FADS8xx
643 * Patch by Thomas Schäfer, 28 Apr 2003:
644 Fix SPD handling for 256 ECC DIMM on Walnut
646 * Add support for arbitrary bitmaps for TRAB's VFD command;
647 allow to pass boot bitmap addresses in environment variables;
648 allow for zero boot delay
650 * Patch by Christian Geißinger, 19 May 2002:
651 On TRAB: wait until the dummy byte has been completely sent
653 * Patch by David Updegraff, 22 Apr 2003:
654 update for CrayL1 board
656 * Patch by Pantelis Antoniou, 21 Apr 2003:
657 add boot support for ARTOS (a proprietary OS)
659 * Patch by Steven Scholz, 11 Apr 2003:
660 Add support for RTC DS1338
662 * Patch by Rod Boyce, 24 Jan 2003:
663 Fix counting of extended partitions in diskboot command
665 * Patch by Christophe Lindheimer, 20 May 2003:
666 allow the use of CFG_LOADS when CFG_NO_FLASH is set
668 * Fix SDRAM timing on Purple board
670 * Add support for CompactFlash on ATC board
671 (includes support for Intel 82365 and compatible PC Card controllers,
672 and Yenta-compatible PCI-to-CardBus controllers)
674 * Patch by Mathijs Haarman, 08 May 2003:
675 Add lan91c96 driver (tested on Lubbock and custom PXA250 board only)
677 * Fix problem with usage of "true" (undefined in current versions of bfd.h)
679 * Add support for Promess ATC board
681 * Patch by Keith Outwater, 28 Apr 2003:
682 - Miscellaneous corrections and additions to GEN860T board specific code.
683 - Added GEN860_SC variant to GEN860T.
684 - Miscellaneous corrections to GEN860T documentation.
685 - Correct duplicate entry in U-Boot CREDITS file.
686 - Add GEN860T_SC entry in MAINTAINERS file.
687 - Update CREDITS file with GEN860T_SC info.
689 * Update Smiths Aerospace addresses in MAINTAINERS file
691 * Fix error handling in hush's version of "run" command
694 - Splashscreen support
697 - temperature dependend enabling of LCD
699 * Allow booting from old "PPCBoot" disk partitions
701 * Add support for TQM8255 Board / MPC8255 CPU
703 ======================================================================
704 Changes for U-Boot 0.3.1:
705 ======================================================================
707 * Make sure Block Lock Bits get cleared in R360MPI flash driver
709 * MPC823 LCD driver: Fill color map backwards, to allow for steady
710 display when Linux takes over
712 * Patch by Erwin Rol, 27 Feb 2003:
713 Add support for RTEMS (this time for real).
715 * Add support for "bmp info" and "bmp display" commands to load
716 bitmap images; this can be used (for example in a "preboot"
717 command) to display a splash screen very quickly after poweron.
719 * Add support for 133 MHz clock on INCA-IP board
721 * Patch by Lutz Dennig, 10 Apr 2003:
722 Update for R360MPI board
724 * Add new meaning to "autostart" environment variable:
725 If set to "no", a standalone image passed to the
726 "bootm" command will be copied to the load address
727 (and eventually uncompressed), but NOT be started.
728 This can be used to load and uncompress arbitrary
731 * Patch by Stefan Roese, 10 Apr 2003:
732 Changed DHCP client to use IP address from server option field #54
733 from the OFFER packet in the server option field #54 in the REQUEST
734 packet. This fixes a problem using a Windows 2000 DHCP server,
735 where the DHCP-server is not the TFTP-server.
737 * Set max brightness for MN11236 displays on TRAB board
739 * Add support for TQM862L modules
741 ======================================================================
742 Changes for U-Boot 0.3.0:
743 ======================================================================
745 * Patch by Arun Dharankar, 4 Apr 2003:
746 Add IDMA example code (tested on 8260 only)
748 * Add support for Purple Board (MIPS64 5Kc)
750 * Add support for MIPS64 5Kc CPUs
752 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
754 * Patch by Denis Peter, 04 Apr 2003:
755 - update MIP405-4 board
757 * Patch by Stefan Roese, 4 Apr 2003:
758 - U-Boot version environment variable "ver" added
759 (CONFIG_VERSION_VARIABLE).
760 - Changed PPC405GPr version from A to B.
761 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
763 * Patches by Denis Peter, 03 April 2003:
764 - fix PCI IRQs on MPL boards
765 - fix two more un-relocated pointer problems
767 * Fix behaviour of "run" command:
768 - print error message iv variable does not exist
769 - terminate processing of arguments in case of error
771 * Patches by Peter Figuli, 10 Mar 2003
772 - Add support for BTUART on PXA platform
773 - Add support for WEP EP250 (PXA) board
775 * Fix flash problems on INCA-IP; add tool to allow bruning images to
776 flash using a BDI2000
778 * Implement fix for I2C Edge Conditions problem for all boards that
779 use the bit-banging driver (common/soft_i2c.c)
781 * Patch by Martin Winistoerfer, 23 Mar 2003
782 - Add port to MPC555/556 microcontrollers
783 - Add support for cmi customer board with
784 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
786 * Patch by Rick Bronson, 28 Mar 2003:
787 - fix common/cmd_nand.c
789 * Patch by Arun Dharankar, 24 Mar 2003:
790 - add threads / scheduler example code
792 * Add patches by Robert Schwebel, 31 Mar 2003:
793 - add ctrl-c support for kermit download
794 - align bdinfo output on ARM
795 - csb226 board: bring in sync with innokom/memsetup.S
796 - csb226 board: fix MDREFR handling
797 - misc doc fixes / extensions
798 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
799 - add BOOT_PROGRESS to armlinux.c
801 * Add CPU ID, version, and clock speed for INCA-IP
803 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
804 - fix SRAM and SDRAM memory sizing
805 - add status LED support
806 - add MAC address for second (SCC1) ethernet port
808 * Update default environment for TQM8260 board
810 * Patch by Rick Bronson, 16 Mar 2003:
811 - Add NAND flash support for reading, writing, and erasing NAND
812 flash (certain forms of which are called SmartMedia).
813 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
815 * Patches by Robert Schwebel, 19 Mar 2003:
816 - use arm-linux-gcc as default compiler for ARM
818 - fix missing baudrate setting
819 - added $loadaddr / CFG_LOAD_ADDR support to loadb
820 - moved "ignoring trailing characters" _before_ u-boot wants to
821 print out diagnostics messages; removes bogus characters at the
824 * Patch by John Zhan, 18 Mar 2003:
825 Add support for SinoVee Microsystems SC8xx boards
827 * Patch by Rolf Offermanns, 21 Mar 2003:
828 ported the dnp1110 related changes from the current armboot cvs to
829 current u-boot cvs. smc91111 does not work. problem marked in
830 smc91111.c, grep for "FIXME".
832 * Patch by Brian Auld, 25 Mar 2003:
833 Add support for STM flash chips on ebony board
835 * Add PCI support for MPC8250 Boards (PM825 module)
837 * Patch by Stefan Roese, 25 Mar 2003:
840 * Patch by Stefan Roese, 20 Mar 2003:
841 - CPCI4052 update (support for revision 3).
842 - Set edge conditioning circuitry on PPC405GPr for compatibility
843 to existing PPC405GP designs.
844 - Clip udiv to 5 bits on PPC405 (serial.c).
846 * Extend INCAIP board support:
847 - add automatic RAM size detection
848 - add "bdinfo" command
849 - pass flash address and size to Linux kernel
850 - switch to 150 MHz clock
852 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
853 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
854 boards, version 153 for Rev. 200 boards).
856 * Patch by Vladimir Gurevich, 12 Mar 2003:
857 Fix relocation problem of statically initialized string pointers
860 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
861 Cleanup & bug fixes for JFFS2 code:
862 - the memory mangement was broken. It caused havoc on malloc by
863 writing beyond the block boundaries.
864 - the length calculation for files was wrong, sometimes resulting
866 - data copying now optionally takes fragment version numbers into
867 account, to avoid copying from older data.
868 See doc/README.JFFS2 for details.
870 * Patch by Josef Wagner, 12 Mar 2003:
871 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
872 - ETH05 and BEDBUG support for CU824
873 - added support for MicroSys CPC45
874 - new BOOTROM/FLASH0 and DOC base for PM826
876 * Patch by Robert Schwebel, 12 Mar 2003:
877 Fix the chpart command on innokom board
880 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
881 s/PPCBoot/U-Boot/ in some files
882 s/pImage/uImage/ in some files
884 * Patch by Detlev Zundel, 15 Jan 2003:
885 Fix '' command line quoting
887 * Patch by The LEOX team, 19 Jan 2003:
888 - add support for the ELPT860 board
889 - add support for Dallas ds164x RTC
891 * Patches by David Müller, 31 Jan 2003:
892 - minimal setup for CardBus bridges
893 - add EEPROM read/write support in the CS8900 driver
894 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
895 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
897 * Patch by Steven Scholz, 04 Feb 2003:
898 add support for RTC DS1307
900 * Patch by Reinhard Meyer, 5 Feb 2003:
901 fix PLPRCR/SCCR init sequence on 8xx to allow for
902 changes of EBDF by software
904 * Patch by Vladimir Gurevich, 07 Feb 2003:
905 "API-compatibility patch" for 4xx I2C driver
907 * TRAB fixes / extensions:
908 - Restore VFD brightness as saved in environment
909 - add support for Fujitsu flashes
910 - make sure both buzzers are turned off (drive low level)
912 * Patches by Robert Schwebel, 06 Mar 2003:
913 - fix bug in BOOTP code (must use NetCopyIP)
914 - update of CSB226 port
915 - clear BSS segment on XScale
916 - added support for i2c_init_board() function
917 - update to the Innokom plattform
919 * Extend support for redundand environments for configurations where
920 environment size < sector size
922 * Patch by Rune Torgersen, 13 Feb 2003:
923 Add support for Motorola MPC8266ADS board
925 * Patch by Kyle Harris, 19 Feb 2003:
926 patches for the Intel lubbock board:
927 memsetup.S - general cleanup (based on Robert's csb226 code)
928 flash.c - overhaul, actually works now
929 lubbock.c - fix init funcs to return proper value
931 * Patch by Kenneth Johansson, 26 Feb 2003:
932 - Fixed off by one in RFTA calculation.
933 - No need to abort when LDF is lower than we can program it's only
934 minimum timing so clamp it to what we can do.
935 - Takes function pointer to function for reading the spd_nvram. Usefull
936 for faking data or hardcode a module without the nvram.
937 - fix other user for above change
940 * Patches by Brian Waite, 26 Feb 2003:
941 - fix port for evb64260 board
942 - fix PCI for evb64260 board
945 * Patch by Reinhard Meyer, 1 Mar 2003:
946 Add support for EMK TOP860 Module
948 * Patch by Yuli Barcohen, 02 Mar 2003:
949 Add SPD EEPROM support for MPC8260ADS board
951 * Patch by Robert Schwebel, 21 Jan 2003:
952 - Add support for Innokom board
953 - Don't complain if "install" fails
954 - README cleanup (remove duplicated lines)
955 - Update PXA header files
957 * Add documentation for existing POST code (doc/README.POST)
959 * Patch by Laudney Ren, 15 Jan 2003:
960 Fix handling of redundand environment in "tools/envcrc.c"
962 * Patch by Detlev Zundel, 28 Feb 2003:
963 Add bedbug support for 824x systems
965 * Add support for 16 MB flash configuration of TRAB board
967 * Patch by Erwin Rol, 27 Feb 2003:
968 Add support for RTEMS
970 * Add image information to README
972 * Patch by Stefan Roese, 18 Feb 2003:
973 CPCIISER4 configuration updated.
975 * Patch by Stefan Roese, 17 Feb 2003:
976 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
978 * Patch by Stefan Roese, 13 Feb 2003:
979 Add "pcidelay" environment variable (in ms, enabled via
980 CONFIG_PCI_BOOTDELAY).
981 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
982 RST# to respond to configuration cycles (33MHz -> 1s).
984 * Fix dual PCMCIA slot support (when running with just one
987 * Add VFD type detection to trab board
989 * extend drivers/cs8900.c driver to synchronize ethaddr environment
990 variable with value in the EEPROM
992 * Patch by Stefan Roese, 10 Feb 2003:
993 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
995 * Add support for MIPS32 4Kc CPUs
997 * Add support for INCA-IP Board
999 ======================================================================
1000 Changes for U-Boot 0.2.2:
1001 ======================================================================
1003 * Add dual ethernet support on PM826
1005 * Add support for LXT971 PHY on PM826
1007 * Patch by Tord Andersson, 16 Jan 2003:
1008 Fix flash sector count for TQM8xxL
1010 * Fix I2C EEPROM problem on ICU862 board (would only write the first
1011 16 bytes out of each 32 byte block)
1013 ======================================================================
1014 Changes for U-Boot 0.2.1:
1015 ======================================================================
1017 * Add support for V37 board
1018 (patch by Jón Benediktsson, 11 Dec 2002)
1020 * Update baudrate in bd_info when it gets changed
1022 * Add watchdog trigger points while waiting for serial port
1023 (so far only 8xx -- needed on LWMON with 100ms watchdog)
1025 * Improve command line tool to access the U-Boot's environment
1026 (figuration of the utility, using a config file)
1028 * Add single quote support for (old) command line parser
1030 * Switch LWMON board default config from FRAM to EEPROM;
1031 in POST, EEPROM shows up on 8 addresses
1033 ======================================================================
1034 Changes for U-Boot 0.2.0:
1035 ======================================================================
1037 * Use 1-byte-read instead of -write for iprobe() function
1038 Add i2c commands to PM826 config
1040 * extend I2C POST code: check for list on known addresses
1042 * Improve log buffer code; use "loglevel" to decide which messages
1043 to log on the console, too (like in Linux); get rid of "logstart"
1045 * Add command line tool to access the U-Boot's environment
1046 (board-specific for TRAB now, to be fixed later)
1048 * Patch by Hans-Joerg Frieden, 06 Dec 2002
1049 Fix misc problems with AmigaOne support
1051 * Patch by Chris Hallinan, 3 Dec 2002:
1052 minor cleanup to the MPC8245 EPIC driver
1054 * Patch by Pierre Aubert , 28 Nov 2002
1055 Add support for external (SIU) interrupts on MPC8xx
1057 * Patch by Pierre Aubert , 28 Nov 2002
1058 Fix nested syscalls bug in standalone applications
1060 * Patch by David Müller, 27 Nov 2002:
1061 fix output of "pciinfo" command for CardBus bridge devices.
1063 * Fix bug in TQM8260 board detection - boards got stuck when board ID
1066 * Add LED indication for IDE activity on KUP4K board
1068 * Fix startup problems with VFD display on TRAB
1070 * Patch by Pierre Aubert, 20 Nov 2002
1071 Add driver for Epson SED13806 graphic controller.
1072 Add support for BMP logos in cfb_console driver.
1074 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
1076 * Patch by Rod Boyce, 21 Nov 2002:
1077 fix PCMCIA on MBX8xx board
1079 * Patch by Pierre Aubert , 21 Nov 2002
1080 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
1081 bootmode word in DPRAM configurable
1083 * Patch by Daniel Engström, 18 Nov 2002:
1084 Fixes for x86 port (mostly strings issues)
1086 * Patch by Ken Chou, 18 Nov 2002:
1087 Fix for natsemi NIC cards (DP83815)
1089 * Patch by Pierre Aubert, 19 Nov 2002:
1090 fix a bug for the MII configuration, and some warnings
1092 * Patch by Thomas Frieden, 13 Nov 2002:
1093 Add code for AmigaOne board
1094 (preliminary merge to U-Boot, still WIP)
1096 * Patch by Jon Diekema, 12 Nov 2002:
1097 - Adding URL for IEEE OUI lookup
1098 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
1100 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
1101 root-on-nfs macros are designed to switch how the default boot
1102 method gets defined.
1104 * Patch by Daniel Engström, 13 Nov 2002:
1105 Add support for i386 architecture and AMD SC520 board
1107 * Patch by Pierre Aubert, 12 Nov 2002:
1108 Add support for DOS filesystem and booting from DOS floppy disk
1110 * Patch by Jim Sandoz, 07 Nov 2002:
1111 Increase number of network RX buffers (PKTBUFSRX in
1112 "include/net.h") for EEPRO100 based boards (especially SP8240)
1113 which showed "Receiver is not ready" errors when U-Boot was
1114 processing the receive buffers slower than the network controller
1117 * Patch by Andreas Oberritter, 09 Nov 2002:
1118 Change behaviour of NetLoop(): return -1 for errors, filesize
1119 otherwise; return code 0 is valid an means no file loaded - in this
1120 case the environment still gets updated!
1122 * Patches by Jon Diekema, 9 Nov 2002:
1123 - improve ADC/DAC clocking on the SACSng board to align
1124 the failing edges of LRCLK and SCLK
1125 - sbc8260 configuration tweaks
1126 - add status LED support for 82xx systems
1127 - wire sspi/sspo commands into command handler; improved error
1129 - add timestamp support and alternate memory test to the
1130 SACSng configuration
1132 * Patch by Vince Husovsky, 7 Nov 2002:
1133 Add "-n" to linker options to get rid of "Not enough room for
1134 program headers" problem
1136 * Patch by David Müller, 05 Nov 2002
1137 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
1138 so we can use an already existing name
1140 * Patch by Pierre Aubert, 05 Nov 2002
1141 Hardware relatied improvments in FDC boot code
1143 * Patch by Holger Schurig, 5 Nov 2002:
1144 Make the PXA really change it's frequency
1146 * Patch by Pierre Aubert, 05 Nov 2002
1147 Add support for slave serial Spartan 2 FPGAs
1149 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
1152 * Add support for log buffer which can be passed to Linux kernel's
1153 syslog mechanism; used especially for POST results.
1155 * Patch by Klaus Heydeck, 31 Oct 2002:
1156 Add initial support for kup4k board
1158 * Patch by Robert Schwebel, 04 Nov 2002:
1159 - use watchdog to reset PXA250 systems
1160 - added progress callbacks to (some of the) ARM code
1161 - update for Cogent CSB226 board
1163 * Add support for FPS860 board
1165 * Patch by Guillaume Alexandre,, 04 Nov 2002:
1166 Improve PCI access on 32-bits Compact PCI bus
1168 * Fix mdelay() on TRAB - this was still the debugging version with
1169 seconds instead of ms.
1171 * Patch by Robert Schwebel, 1 Nov 2002:
1172 XScale related cleanup (affects all ARM boards)
1174 * Cleanup of names and README.
1176 ======================================================================
1177 Notes for U-Boot 0.1.0:
1178 ======================================================================
1180 This is the initial version of "Das U-Boot", the Universal Boot Loader.
1182 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
1183 For information about the history of the project please see the
1184 PPCBoot project page at http://sourceforge.net/projects/ppcboot
1186 ======================================================================