1 ======================================================================
2 Changes for U-Boot 1.0.0:
3 ======================================================================
5 * Modify XLB arbiter priorities on MPC5200 so all devices use same
6 priority; configure critical interrupts to be handled like external
9 * Make IPB clock on MGT5100/MPC5200 configurable in board config file;
10 go back to 66 MHz for stability
12 * Patches by Jon Diekema, 15 Sep 2003:
13 - add description for missing CFG_CMD_* entries in the README file
16 * Patch by Gleb Natapov, 14 Sep 2003:
17 enable watchdog support for all MPC824x boards that have a watchdog
19 * On MPC5200, restrict FEC to a maximum of 10 Mbps to work around the
20 "Non-octet Aligned Frame" errors we see at 100 Mbps
22 * Patch by Sharad Gupta, 14 Sep 2003:
23 fix SPR numbers for upper BAT register ([ID]BAT[4-7][UL])
25 * Patch by llandre, 11 Sep 2003:
26 update configuration for PPChameleonEVB board
28 * Patch by David Müller, 13 Sep 2003:
29 various changes to VCMA9 board specific files
31 * Add I2C support for MGT5100 / MPC5200
33 * Patch by Rune Torgersen, 11 Sep 2003:
34 Changed default memory option on MPC8266ADS to NOT be Page Based
35 Interleave, since this doesn't work very well with the standard
38 * Patch by George G. Davis, 12 Sep 2003:
39 fix Makefile settings for sk98 driver
41 * Patch by Stefan Roese, 12 Sep 2003:
42 - new boards added: DP405, HUB405, PLU405, VOH405
43 - some esd boards updated
44 - cpu/ppc4xx/sdram.c: disable memory controller before setting
46 - cpu/ppc4xx/405_pci.c: set vendor id on PPC405EP systems
48 * Patch by Martin Krause, 11 Sep 2003:
49 add burn-in tests for TRAB board
51 * Enable instruction cache on MPC5200 board
53 * Patch by Denis Peter, 11 Sep 2003:
54 - fix USB data pointer assignment for bulk only transfer.
55 - prevent to display erased directories in FAT filesystem.
57 * Change output format for NAND flash - make it look like for other
60 ======================================================================
61 Changes for U-Boot 0.4.8:
62 ======================================================================
64 * Patches by Denis Peter, 9 Sep 2003:
65 add FAT support for IDE, SCSI and USB
67 * Patches by Gleb Natapov, 2 Sep 2003:
68 - cleanup of POST code for unsupported architectures
69 - MPC824x locks way0 of data cache for use as initial RAM;
70 this patch unlocks it after relocation to RAM and invalidates
73 * Patch by Gleb Natapov, 30 Aug 2003:
74 new I2C driver for mpc107 bridge. Now works from flash.
76 * Patch by Dave Ellis, 11 Aug 2003:
77 - JFFS2: fix typo in common/cmd_jffs2.c
78 - JFFS2: fix CFG_JFFS2_SORT_FRAGMENTS option
79 - JFFS2: remove node version 0 warning
80 - JFFS2: accept JFFS2 PADDING nodes
81 - SXNI855T: add AM29LV800 support
82 - SXNI855T: move environment from EEPROM to flash
83 - SXNI855T: boot from JFFS2 in NOR or NAND flash
85 * Patch by Bill Hargen, 11 Aug 2003:
86 fixes for I2C on MPC8240
87 - fix i2c_write routine
89 - eliminates use of global variables, plus dead code, cleanup.
91 * Add support for USB Mass Storage Devices (BBB)
92 (tested with USB memory sticks only)
94 * Avoid flicker on TRAB's VFD
96 * Add support for SK98xx driver
98 * Add PCI support for SL8245 board
100 * Support IceCube board configurations with 1 x AMD AM29LV065 (8 MB)
101 or 1 x AM29LV652 (two LV065 in one chip = 16 MB);
102 Run IPB at 133 Mhz; adjust the MII clock frequency accordingly
104 * Set BRG_CLK on PM825/826 to 64MHz (VCO_OUT / 4, instead of 16 MHz)
105 to allow for more accurate baudrate settings
106 (error now 0.7% at 115 kbps, instead of 3.5% before)
108 * Patch by Andreas Mohr, 4 Sep 2003:
109 Fix a lot of spelling errors
111 * Add support for PPChameleon Eval Board
113 * Add support for P3G4 board
115 * Fix problem with MGT5100 FEC driver: add "early" MAC address
118 * Patch by Yuli Barcohen, 7 Aug 2003:
119 check BCSR to detect if the board is configured in PCI mode
121 ======================================================================
122 Changes for U-Boot 0.4.7:
123 ======================================================================
125 * Patch by Raghu Krishnaprasad, 7 Aug 2003:
126 add support for Adder II MPC852T module
128 * Patch by George G. Davis, 19 Aug 2003:
129 fix TI Innovator/OMAP1510 pin configs
131 * Patches by Kshitij, 18 Aug 2003
132 - add support for arm926ejs cpu core
133 - add support for TI OMAP 1610 Innovator Board
135 * Patch by Yuli Barcohen, 14 Aug 2003:
136 add support for bzip2 uncompression
138 * Add GCC library to examples/Makefile so GCC utility functions will
141 * Add I2C and RTC support for RMU board using software I2C driver
142 (because of better response to iprobe command); fix problem with
145 * Patch by Matthias Fuchs, 28 Aug 2003:
146 Added CONFIG_BOOTP_DNS2 and CONFIG_BOOTP_SEND_HOSTNAME to
147 CONFIG_BOOTP_MAKS (see README).
149 * Fix ICU862 environment problem
151 * Fix RAM size detection for RMU board
153 * Implement "reset" for MGT5100/MPC5200 systems
155 ======================================================================
156 Changes for U-Boot 0.4.6:
157 ======================================================================
159 * Make Ethernet autonegotiation on INCA-IP work for all clock rates;
160 allow selection of clock frequency as "make" target
162 * Implement memory autosizing code for IceCube boards
164 * Configure network port on INCA-IP for autonegotiation
166 * Fix overflow problem in network timeout code
168 * Patch by Richard Woodruff, 8 Aug 2003:
169 Allow crc32 to be used at address 0x000 (crc32_no_comp, too).
171 ======================================================================
172 Changes for U-Boot 0.4.5:
173 ======================================================================
175 * Update for TQM board defaults:
176 disable clocks_in_mhz, enable boot count limit
178 * Removed tools/gdb from "make all" target. Added make target "gdbtools"
179 in toplevel directory instead. Removed astest.c from tools/gdb because
180 it is no longer relevant.
182 * Fix PCI support for MPC5200 / IceCube Board
184 * Map ISP1362 USB OTG controller for NSCU board
186 * Patch by Brad Parker, 02 Aug 2003:
187 fix sc520_cdp problems
189 * Implement Boot Cycle Detection (Req. 2.3 of OSDL CGL Reqirements)
191 * Allow erase command to cross flash bank boundaries
193 * Patch by Scott McNutt, 21 Jul 2003:
194 Add support for LynuxWorks Kernel Downloadable Images (KDIs).
195 Both LynxOS and BlueCat linux KDIs are supported.
197 * Patch by Richard Woodruff, 25 Jul 2003:
198 use more reliable reset for OMAP/925T
200 * Patch by Nye Liu, 25 Jul 2003:
203 * Patch by Richard Woodruff, 24 Jul 2003:
204 Fixes for cmd_nand.c:
205 - Fixed null dereferece which could result in incorrect ECC values.
206 - Added support for devices with no Ready/Busy signal hooked up.
207 - Added OMAP1510 read/write protect handling.
208 - Fixed nand.h's ECCPOS. A conflict existed with POS5 and badblock
210 - Switched default ECC to be JFFS2.
212 * Allow crc32 to be used at address 0x000
214 * Provide consistent interface to standalone applications to access
215 the 'global_data' structure
216 Provide a doc/README.standalone more useful to users/developers.
218 * Make IceCube MGT5100 FEC driver work
220 * Implement new mechanism to export U-Boot's functions to standalone
221 applications: instead of using (PPC-specific) system calls we now
222 use a jump table; please see doc/README.standalone for details
224 * Patch by Dave Westwood, 24 Jul 2003:
225 added support for Unity OS (a proprietary OS)
227 * Patch by Detlev Zundel, 23 Jul 2003:
228 add "imls" command to print flash table of contents
230 * Fix cold boot detection for log buffer reset
232 * Return error for invalid length specifiers with "cp.X" etc.
234 * Fix startup problem on MIPS
236 * Allow for CONFIG_SPLASH_SCREEN even when no explicit
237 bitmap support is configured
239 * Patch by Bill Hargen, 18 Jul 2003:
240 - fix endinaness problem in cpu/mpc824x/drivers/i2c/i2c1.c
242 * Patch by Denis Peter, 18 Jul 2003:
243 - fix memory configuration for MIP405T
244 - fix printout of baudrate for "loadb <loadaddr> <baudrate>"
246 * Cleanup of TQM82xx configurations; use "official" board types
247 to make selection easier.
249 * Patch by Martin Krause, 17 Jul 2003:
250 add delay to get I2C working with "imm" command and s3c24x0_i2c.c
252 * Patch by Richard Woodruff, 17 July 03:
253 - Fixed bug in OMAP1510 baud rate divisor settings.
255 * Patch by Nye Liu, 16 July 2003:
257 - add MPC86xADS support (uses MPC86xADS.h)
258 - add 866P/T core support (also MPC859T/MPC859DSL/MPC852T)
260 o BRG changes (EXTAL/XTAL restricted to 10MHz)
261 o don't trust gclk() software measurement by default, depend on
263 - add DRAM SIMM not installed detection
264 - use more "correct" SDRAM initialization sequence
265 - allow different SDRAM sizes (8xxADS has 8M)
267 - remove unused MAMR defines from FADS860T.h (all done in fads.c)
268 - rename MAMR/MBMR defines to be more consistent. Should eventually
269 be merged into MxMR to better reflect the PowerQUICC datasheet.
271 * Patch by Yuli Barcohen, 16 Jul 2003:
272 support new Motorola PQ2FADS-ZU evaluation board which replaced
273 MPC8260ADS and MPC8266ADS
275 ======================================================================
276 Changes for U-Boot 0.4.4:
277 ======================================================================
279 * Add support for IceCube board (with MGT5100 and MPC5200 CPUs)
281 * Add support for MGT5100 and MPC5200 processors
283 * Patch by Lutz Dennig, 15 Jul 2003:
284 update for R360MPI board
286 ======================================================================
287 Changes for U-Boot 0.4.3:
288 ======================================================================
290 * Patches by Kshitij, 04 Jul 2003
291 - added support for arm925t cpu core
292 - added support for TI OMAP 1510 Innovator Board
294 * Patches by Martin Krause, 14 Jul 2003:
295 - add I2C support for s3c2400 systems (trab board)
296 - (re-) add "ping" to command table
298 * Fix handling of "slow" POST routines
300 * Patches by Yuli Barcohen, 13 Jul 2003:
301 - Correct flash and JFFS2 support for MPC8260ADS
302 - fix PVR values and clock generation for PowerQUICC II family
305 * Patch by Bernhard Kuhn, 08 Jul 2003:
306 - add support for M68K targets
308 * Patch by Ken Chou, 3 Jul:
309 - Fix PCI config table for A3000
310 - Fix iobase for natsemi.c
311 (PCI_BASE_ADDRESS_0 is the IO base register for DP83815)
313 * Allow to enable "slow" POST routines by key press on power-on
314 * Fix temperature dependend switching of LCD backlight on LWMON
315 * Tweak output format for LWMON
317 * Patch by Stefan Roese, 11 Jul 2003:
318 - Fix bug in CONFIG_VERSION_VARIABLE.
319 - AR405 config updated.
320 - OCRTC/ORSG: bsp command added.
323 ======================================================================
324 Changes for U-Boot 0.4.2:
325 ======================================================================
327 * Add support for NSCU board
329 * Add support for TQM823M, TQM850M, TQM855M and TQM860M modules
331 * Add support for Am29LV160ML, Am29LV320ML, and Am29LV640ML
332 mirror bit flash on TQM8xxM modules
334 * Patch by Kenneth Johansson, 30 Jun 2003:
335 get rid of MK_CMD_ENTRY macro; update doc/README.command
337 * Patch by Seb James, 30 Jun 2003:
338 Improve documentation of I2C configuration in README
340 * Fix problems with previous log buffer "fixes"
342 * Fix minor help text issues
344 * "log append" did not append a newline
346 ======================================================================
347 Changes for U-Boot 0.4.1:
348 ======================================================================
350 * Fix some missing commands, cleanup header files
351 (autoscript, bmp, bsp, fat, mmc, nand, portio, ...)
353 * Rewrite command lookup and help command (fix problems with bubble
354 sort when sorting command name list). Minor cleanup here and there.
356 * Merge from "stable branch", tag LABEL_2003_06_28_1800-stable:
357 - Allow to call sysmon function interactively
358 - PIC on LWMON board needs delay after power-on
359 - Add missing RSR definitions for MPC8xx
360 - Improve log buffer handling: guarantee clean reset after power-on
361 - Add support for EXBITGEN board (aka "genie")
362 - Add support for SL8245 board
365 - remove trailing white space, trailing empty lines, C++ comments, etc.
366 - split cmd_boot.c (separate cmd_bdinfo.c and cmd_load.c)
368 * Patches by Kenneth Johansson, 25 Jun 2003:
369 - major rework of command structure
370 (work done mostly by Michal Cendrowski and Joakim Kristiansen)
372 ======================================================================
373 Changes for U-Boot 0.4.0:
374 ======================================================================
376 * Patches by Robert Schwebel, 26 Jun 2003:
377 - csb226 configuration updated
378 - credits for logodl port updated
379 - innokom configuration updated
380 - logodl tree update, still with coding style inconsistencies
381 - added OCM for ppc405 warning to README
383 * Patch by Pantelis Antoniou, 25 Jun 2003:
384 update NetVia with V2 board support
386 * Header file cleanup for ARM
388 * Patch by Murray Jensen, 24 Jun 2003:
389 - make sure to use only U-boot provided header files
390 - fix problems with ".rodata.str1.4" section as used by GCC-3.x
392 * Patch by Stefan Roese, 24 Jun 2003:
393 - Update esd ASH405 board files.
394 - Update esd DASA_SIM config file.
395 - Add ping command to some esd boards.
397 * Patch by Yuli Barcohen, 23 Jun 2003:
398 Update for MPC8260ADS board
400 * Patch by Murray Jensen, 23 Jun 2003:
401 - cleanup of GCC 3.x compiler warnings
403 * Patch by Rune Torgersen, 4 Jun 2003:
404 add large memory support for MPC8266ADS board
406 * Patch by Richard Woodruff, 19 June 03:
407 - Enabled standard u-boot device abstraction for ARM
408 - Enabled console device for ARM
409 - Initilized bi_baudrate for ARM
411 * Patch by Bill Hargen, 23 Apr 2003:
412 fix byte order for 824x I2C addresses (write op)
414 * Patch by Murray Jensen, 20 Jun 2003:
416 - cleanup (especially for gcc-3.x compilers)
418 * Patch by Tom Guilliams, 20 Jun 2003:
419 added CONFIG_750FX support for IBM 750FX processors
421 * Patch by Devin Crumb, 02 Apr 2003:
422 Fix clock divider rounding problem in drivers/serial.c
424 * Patch by Richard Woodruff, 19 June 03:
425 - Fixed smc91c111 driver to sync with the u-boot environment
426 (driver/smc91c111.c).
427 - Added eth_init error return check in NetLoop (net/net.c).
429 * Patch by Ken Chou, 19 June 2003:
430 Added support for A3000 SBC board (Artis Microsystems Inc.)
432 * Patches by Murray Jensen, 17 Jun 2003:
433 - Hymod board database mods: add "who" field and new xilinx chip types
434 - provide new "init_cmd_timeout()" function so code external to
435 "common/main.c" can use the "reset_cmd_timeout()" function before
436 entering the main loop
437 - add DTT support for adm1021 (new file dtt/adm1021.c; config
438 slightly different. see include/configs/hymod.h for an example
439 (requires CONFIG_DTT_ADM1021, CONFIG_DTT_SENSORS, and
440 CFG_DTT_ADM1021 defined)
441 - add new "eeprom_probe()" function which has similar args and
442 behaves in a similar way to "eeprom_read()" etc.
443 - add 8260 FCC ethernet loopback code (new "eth_loopback_test()"
444 function which is enabled by defining CONFIG_ETHER_LOOPBACK_TEST)
445 - gdbtools copyright update
446 - ensure that set_msr() executes the "sync" and "isync" instructions
447 after the "mtmsr" instruction in cpu/mpc8260/interrupts.c
448 - 8260 I/O ports fix: Open Drain should be set last when configuring
449 - add SIU IRQ defines for 8260
450 - allow LDSCRIPT override and OBJCFLAGS initialization: change to
451 config.mk to allow board configurations to override the GNU
452 linker script, selected via the LDSCRIPT, make variable, and to
453 give an initial value to the OBJCFLAGS make variable
454 - 8260 i2c enhancement:
455 o correctly extends the timeout depending on the size of all
456 queued messages for both transmit and receive
457 o will not continue with receive if transmit times out
458 o ensures that the error callback is done for all queued tx
460 o correctly detects both tx and rx timeouts, only delivers one to
461 the callback, and does not overwrite an earlier error
462 o logic in i2c_probe now correct
463 - add "vprintf()" function so that "panic()" function can be
465 - many Hymod board changes
467 * Patches by Robert Schwebel, 14 Jun 2003:
468 - add support for Logotronic DL datalogger board
469 - cleanup serial line after kermit binary download
470 - add debugX macro (debug level support)
471 - update mach-types.h to latest arm.linux.org.uk master list.
473 * Patches by David Müller, 12 Jun 2003:
474 - rewrite of the S3C24X0 register definitions stuff
475 - "driver" for the built-in S3C24X0 RTC
477 * Patches by Yuli Barcohen, 12 Jun 2003:
478 - Add MII support and Ethernet PHY initialization for MPC8260ADS board
479 - Fix incorrect SIUMCR initialisation caused by wrong Hard Reset
480 configuration word supplied by FPGA on some MPC8260ADS boards
482 * Patch by Pantelis Antoniou, 10 Jun 2003:
483 Unify status LED interface
485 * Add support for DS12887 RTC; add RTC support for ATC board
487 * Patch by Nicolas Lacressonniere, 11 Jun 2003:
488 Modifications for Atmel AT91RM9200DK ARM920T based development kit
489 - Add Atmel DataFlash support for reading and writing.
490 - Add possibility to boot a Linux from DataFlash with BOOTM command.
491 - Add Flash detection on Atmel AT91RM9200DK
492 (between Atmel AT49BV1614 and AT49BV1614A flashes)
493 - Replace old Ethernet PHY layer functions
494 - Change link address
496 * Patch by Frank Smith, 9 Jun 2003:
497 use CRIT_EXCEPTION for machine check on 4xx
499 * Patch by Detlev Zundel, 13 Jun 2003:
500 added implementation of the "carinfo" command in cmd_immap.c
502 * Fix CONFIG_NET_MULTI support in include/net.h
504 * Patches by Kyle Harris, 13 Mar 2003:
505 - Add FAT partition support
506 - Add command support for FAT
507 - Add command support for MMC
509 - Add Intel PXA support for video
510 - Add Intel PXA support for MMC
512 - Enable MMC and FAT for lubbock board
513 - Other misc changes for lubbock board
515 * Patch by Robert Schwebel, April 02, 2003:
516 fix for SMSC91111 driver
518 * Patch by Vladimir Gurevich, 04 Jun 2003:
519 make ppc405 ethernet driver compatible with CONFIG_NET_MULTI option
521 * Patch by Stefan Roese, 05 Jun 2003:
522 - PPC4xx: Fix bug for initial stack in data cache as pointed out by
523 Thomas Schaefer (tschaefer@giga-stream.de). Now inital stack in
524 data cache can be used even if the chip select is in use.
525 - CFG_RX_ETH_BUFFER added to set the ethernet receive buffer count
526 (see README for further description).
527 - Changed config files of CONFIG_EEPRO100 boards to use the
528 CFG_RX_ETH_BUFFER define.
530 * Add support for RMU board
532 * Add support for TQM862L at 100/50 MHz
534 * Patch by Pantelis Antoniou, 02 Jun 2003:
535 major reconstruction of networking code;
536 add "ping" support (outgoing only!)
538 * Patch by Denis Peter, 04 June 2003:
539 add support for the MIP405T board
541 * Patches by Udi Finkelstein, 2 June 2003:
542 - Added support for custom keyboards, initialized by defining a
543 board-specific drv_keyboard_init as well as defining CONFIG_KEYBOARD .
544 - Added support for the RBC823 board.
545 - cpu/mpc8xx/lcd.c now automatically calculates the
546 Horizontal Pixel Count field.
548 * Fix alignment problem in BOOTP (dhcp_leasetime option)
549 [pointed out by Nicolas Lacressonnière, 2 Jun 2003]
551 * Patch by Mark Rakes, 14 May 2003:
552 add support for Intel e1000 gig cards.
554 * Patch by Nye Liu, 3 Jun 2003:
555 fix critical typo in MAMR definition (include/mpc8xx.h)
557 * Fix requirement to align U-Boot image on 16 kB boundaries on PPC.
559 * Patch by Klaus Heydeck, 2 Jun 2003
560 Minor changes for KUP4K configuration
562 * Patch by Marc Singer, 29 May 2003:
563 Fixed rarp boot method for IA32 and other little-endian CPUs.
565 * Patch by Marc Singer, 28 May 2003:
566 Added port I/O commands.
568 * Patch by Matthew McClintock, 28 May 2003
569 - cpu/mpc824x/start.S: fix relocation code when booting from RAM
570 - minor patches for utx8245
572 * Patch by Daniel Engström, 28 May 2003:
575 * Patch by Dave Ellis, 9 May 2003 + 27 May 2003:
576 add nand flash support to SXNI855T configuration
577 fix/extend nand flash support:
578 - fix 'nand erase' command so does not erase bad blocks
579 - fix 'nand write' command so does not write to bad blocks
580 - fix nand_probe() so handles no flash detected properly
581 - add doc/README.nand
582 - add .jffs2 and .oob options to nand read/write
583 - add 'nand bad' command to list bad blocks
584 - add 'clean' option to 'nand erase' to write JFFS2 clean markers
585 - make NAND read/write faster
587 * Patch by Rune Torgersen, 23 May 2003:
588 Update for MPC8266ADS board
590 * Get (mostly) rid of CFG_MONITOR_LEN definition; compute real length
591 instead CFG_MONITOR_LEN is now only used to determine _at_compile_
592 _time_ (!) if the environment is embedded within the U-Boot image,
593 or in a separate flash sector.
595 * Cleanup CFG_DER #defines in config files (wd maintained only)
597 * Fix data abort exception handling for arm920t CPU
599 * Fix alignment problems with flash driver for TRAB board
601 * Patch by Donald White, 21 May 2003:
602 fix calculation of base address in pci_hose_config_device()
604 * Fix bug in command line parsing: "cmd1;cmd2" is supposed to always
605 execute "cmd2", even if "cmd1" fails. Note that this is different
606 to "run var1 var2" where the contents of "var2" will NOT be
607 executed when a command in "var1" fails.
609 * Add zero-copy ramdisk support (requires corresponding kernel support!)
611 * Patch by Kyle Harris, 20 May 2003:
612 In preparation for an ixp port, rename cpu/xscale and arch-xscale
613 into cpu/pxa and arch-pxa.
615 * Patch by Stefan Roese, 23 May 2003:
616 - IBM PPC405EP port added.
617 - CONFIG_UART1_CONSOLE added. If defined internal UART1 (and not
618 UART0) is used as default U-Boot console. PPC4xx only!
619 - esd ASH405 board added (PPC405EP based).
620 - BUBINGA405EP board added (PPC405EP based - IBM Eval Board).
621 - esd CPCI405AB board added.
622 - esd PMC405 board added.
623 - Update of some esd boards.
625 * Patch by Denis Peter, 19 Mai 2003:
626 add support for the MIP405-3 board
628 * Patch by Dave Ellis, 22 May 2003:
629 Fix problem with only partially cleared .bss segment
631 * Patch by Rune Torgersen, 12 May 2003:
632 get PCI to work on a MPC8266ADS board; incorporate change to
633 cpu/mpc8260/pci.c to enable overrides of PCI memory parameters
635 * Patch by Nye Liu, 1 May 2003:
636 minor patches for the FADS8xx
638 * Patch by Thomas Schäfer, 28 Apr 2003:
639 Fix SPD handling for 256 ECC DIMM on Walnut
641 * Add support for arbitrary bitmaps for TRAB's VFD command;
642 allow to pass boot bitmap addresses in environment variables;
643 allow for zero boot delay
645 * Patch by Christian Geißinger, 19 May 2002:
646 On TRAB: wait until the dummy byte has been completely sent
648 * Patch by David Updegraff, 22 Apr 2003:
649 update for CrayL1 board
651 * Patch by Pantelis Antoniou, 21 Apr 2003:
652 add boot support for ARTOS (a proprietary OS)
654 * Patch by Steven Scholz, 11 Apr 2003:
655 Add support for RTC DS1338
657 * Patch by Rod Boyce, 24 Jan 2003:
658 Fix counting of extended partitions in diskboot command
660 * Patch by Christophe Lindheimer, 20 May 2003:
661 allow the use of CFG_LOADS when CFG_NO_FLASH is set
663 * Fix SDRAM timing on Purple board
665 * Add support for CompactFlash on ATC board
666 (includes support for Intel 82365 and compatible PC Card controllers,
667 and Yenta-compatible PCI-to-CardBus controllers)
669 * Patch by Mathijs Haarman, 08 May 2003:
670 Add lan91c96 driver (tested on Lubbock and custom PXA250 board only)
672 * Fix problem with usage of "true" (undefined in current versions of bfd.h)
674 * Add support for Promess ATC board
676 * Patch by Keith Outwater, 28 Apr 2003:
677 - Miscellaneous corrections and additions to GEN860T board specific code.
678 - Added GEN860_SC variant to GEN860T.
679 - Miscellaneous corrections to GEN860T documentation.
680 - Correct duplicate entry in U-Boot CREDITS file.
681 - Add GEN860T_SC entry in MAINTAINERS file.
682 - Update CREDITS file with GEN860T_SC info.
684 * Update Smiths Aerospace addresses in MAINTAINERS file
686 * Fix error handling in hush's version of "run" command
689 - Splashscreen support
692 - temperature dependend enabling of LCD
694 * Allow booting from old "PPCBoot" disk partitions
696 * Add support for TQM8255 Board / MPC8255 CPU
698 ======================================================================
699 Changes for U-Boot 0.3.1:
700 ======================================================================
702 * Make sure Block Lock Bits get cleared in R360MPI flash driver
704 * MPC823 LCD driver: Fill color map backwards, to allow for steady
705 display when Linux takes over
707 * Patch by Erwin Rol, 27 Feb 2003:
708 Add support for RTEMS (this time for real).
710 * Add support for "bmp info" and "bmp display" commands to load
711 bitmap images; this can be used (for example in a "preboot"
712 command) to display a splash screen very quickly after poweron.
714 * Add support for 133 MHz clock on INCA-IP board
716 * Patch by Lutz Dennig, 10 Apr 2003:
717 Update for R360MPI board
719 * Add new meaning to "autostart" environment variable:
720 If set to "no", a standalone image passed to the
721 "bootm" command will be copied to the load address
722 (and eventually uncompressed), but NOT be started.
723 This can be used to load and uncompress arbitrary
726 * Patch by Stefan Roese, 10 Apr 2003:
727 Changed DHCP client to use IP address from server option field #54
728 from the OFFER packet in the server option field #54 in the REQUEST
729 packet. This fixes a problem using a Windows 2000 DHCP server,
730 where the DHCP-server is not the TFTP-server.
732 * Set max brightness for MN11236 displays on TRAB board
734 * Add support for TQM862L modules
736 ======================================================================
737 Changes for U-Boot 0.3.0:
738 ======================================================================
740 * Patch by Arun Dharankar, 4 Apr 2003:
741 Add IDMA example code (tested on 8260 only)
743 * Add support for Purple Board (MIPS64 5Kc)
745 * Add support for MIPS64 5Kc CPUs
747 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
749 * Patch by Denis Peter, 04 Apr 2003:
750 - update MIP405-4 board
752 * Patch by Stefan Roese, 4 Apr 2003:
753 - U-Boot version environment variable "ver" added
754 (CONFIG_VERSION_VARIABLE).
755 - Changed PPC405GPr version from A to B.
756 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
758 * Patches by Denis Peter, 03 April 2003:
759 - fix PCI IRQs on MPL boards
760 - fix two more un-relocated pointer problems
762 * Fix behaviour of "run" command:
763 - print error message iv variable does not exist
764 - terminate processing of arguments in case of error
766 * Patches by Peter Figuli, 10 Mar 2003
767 - Add support for BTUART on PXA platform
768 - Add support for WEP EP250 (PXA) board
770 * Fix flash problems on INCA-IP; add tool to allow bruning images to
771 flash using a BDI2000
773 * Implement fix for I2C Edge Conditions problem for all boards that
774 use the bit-banging driver (common/soft_i2c.c)
776 * Patch by Martin Winistoerfer, 23 Mar 2003
777 - Add port to MPC555/556 microcontrollers
778 - Add support for cmi customer board with
779 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
781 * Patch by Rick Bronson, 28 Mar 2003:
782 - fix common/cmd_nand.c
784 * Patch by Arun Dharankar, 24 Mar 2003:
785 - add threads / scheduler example code
787 * Add patches by Robert Schwebel, 31 Mar 2003:
788 - add ctrl-c support for kermit download
789 - align bdinfo output on ARM
790 - csb226 board: bring in sync with innokom/memsetup.S
791 - csb226 board: fix MDREFR handling
792 - misc doc fixes / extensions
793 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
794 - add BOOT_PROGRESS to armlinux.c
796 * Add CPU ID, version, and clock speed for INCA-IP
798 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
799 - fix SRAM and SDRAM memory sizing
800 - add status LED support
801 - add MAC address for second (SCC1) ethernet port
803 * Update default environment for TQM8260 board
805 * Patch by Rick Bronson, 16 Mar 2003:
806 - Add NAND flash support for reading, writing, and erasing NAND
807 flash (certain forms of which are called SmartMedia).
808 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
810 * Patches by Robert Schwebel, 19 Mar 2003:
811 - use arm-linux-gcc as default compiler for ARM
813 - fix missing baudrate setting
814 - added $loadaddr / CFG_LOAD_ADDR support to loadb
815 - moved "ignoring trailing characters" _before_ u-boot wants to
816 print out diagnostics messages; removes bogus characters at the
819 * Patch by John Zhan, 18 Mar 2003:
820 Add support for SinoVee Microsystems SC8xx boards
822 * Patch by Rolf Offermanns, 21 Mar 2003:
823 ported the dnp1110 related changes from the current armboot cvs to
824 current u-boot cvs. smc91111 does not work. problem marked in
825 smc91111.c, grep for "FIXME".
827 * Patch by Brian Auld, 25 Mar 2003:
828 Add support for STM flash chips on ebony board
830 * Add PCI support for MPC8250 Boards (PM825 module)
832 * Patch by Stefan Roese, 25 Mar 2003:
835 * Patch by Stefan Roese, 20 Mar 2003:
836 - CPCI4052 update (support for revision 3).
837 - Set edge conditioning circuitry on PPC405GPr for compatibility
838 to existing PPC405GP designs.
839 - Clip udiv to 5 bits on PPC405 (serial.c).
841 * Extend INCAIP board support:
842 - add automatic RAM size detection
843 - add "bdinfo" command
844 - pass flash address and size to Linux kernel
845 - switch to 150 MHz clock
847 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
848 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
849 boards, version 153 for Rev. 200 boards).
851 * Patch by Vladimir Gurevich, 12 Mar 2003:
852 Fix relocation problem of statically initialized string pointers
855 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
856 Cleanup & bug fixes for JFFS2 code:
857 - the memory mangement was broken. It caused havoc on malloc by
858 writing beyond the block boundaries.
859 - the length calculation for files was wrong, sometimes resulting
861 - data copying now optionally takes fragment version numbers into
862 account, to avoid copying from older data.
863 See doc/README.JFFS2 for details.
865 * Patch by Josef Wagner, 12 Mar 2003:
866 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
867 - ETH05 and BEDBUG support for CU824
868 - added support for MicroSys CPC45
869 - new BOOTROM/FLASH0 and DOC base for PM826
871 * Patch by Robert Schwebel, 12 Mar 2003:
872 Fix the chpart command on innokom board
875 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
876 s/PPCBoot/U-Boot/ in some files
877 s/pImage/uImage/ in some files
879 * Patch by Detlev Zundel, 15 Jan 2003:
880 Fix '' command line quoting
882 * Patch by The LEOX team, 19 Jan 2003:
883 - add support for the ELPT860 board
884 - add support for Dallas ds164x RTC
886 * Patches by David Müller, 31 Jan 2003:
887 - minimal setup for CardBus bridges
888 - add EEPROM read/write support in the CS8900 driver
889 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
890 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
892 * Patch by Steven Scholz, 04 Feb 2003:
893 add support for RTC DS1307
895 * Patch by Reinhard Meyer, 5 Feb 2003:
896 fix PLPRCR/SCCR init sequence on 8xx to allow for
897 changes of EBDF by software
899 * Patch by Vladimir Gurevich, 07 Feb 2003:
900 "API-compatibility patch" for 4xx I2C driver
902 * TRAB fixes / extensions:
903 - Restore VFD brightness as saved in environment
904 - add support for Fujitsu flashes
905 - make sure both buzzers are turned off (drive low level)
907 * Patches by Robert Schwebel, 06 Mar 2003:
908 - fix bug in BOOTP code (must use NetCopyIP)
909 - update of CSB226 port
910 - clear BSS segment on XScale
911 - added support for i2c_init_board() function
912 - update to the Innokom plattform
914 * Extend support for redundand environments for configurations where
915 environment size < sector size
917 * Patch by Rune Torgersen, 13 Feb 2003:
918 Add support for Motorola MPC8266ADS board
920 * Patch by Kyle Harris, 19 Feb 2003:
921 patches for the Intel lubbock board:
922 memsetup.S - general cleanup (based on Robert's csb226 code)
923 flash.c - overhaul, actually works now
924 lubbock.c - fix init funcs to return proper value
926 * Patch by Kenneth Johansson, 26 Feb 2003:
927 - Fixed off by one in RFTA calculation.
928 - No need to abort when LDF is lower than we can program it's only
929 minimum timing so clamp it to what we can do.
930 - Takes function pointer to function for reading the spd_nvram. Usefull
931 for faking data or hardcode a module without the nvram.
932 - fix other user for above change
935 * Patches by Brian Waite, 26 Feb 2003:
936 - fix port for evb64260 board
937 - fix PCI for evb64260 board
940 * Patch by Reinhard Meyer, 1 Mar 2003:
941 Add support for EMK TOP860 Module
943 * Patch by Yuli Barcohen, 02 Mar 2003:
944 Add SPD EEPROM support for MPC8260ADS board
946 * Patch by Robert Schwebel, 21 Jan 2003:
947 - Add support for Innokom board
948 - Don't complain if "install" fails
949 - README cleanup (remove duplicated lines)
950 - Update PXA header files
952 * Add documentation for existing POST code (doc/README.POST)
954 * Patch by Laudney Ren, 15 Jan 2003:
955 Fix handling of redundand environment in "tools/envcrc.c"
957 * Patch by Detlev Zundel, 28 Feb 2003:
958 Add bedbug support for 824x systems
960 * Add support for 16 MB flash configuration of TRAB board
962 * Patch by Erwin Rol, 27 Feb 2003:
963 Add support for RTEMS
965 * Add image information to README
967 * Patch by Stefan Roese, 18 Feb 2003:
968 CPCIISER4 configuration updated.
970 * Patch by Stefan Roese, 17 Feb 2003:
971 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
973 * Patch by Stefan Roese, 13 Feb 2003:
974 Add "pcidelay" environment variable (in ms, enabled via
975 CONFIG_PCI_BOOTDELAY).
976 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
977 RST# to respond to configuration cycles (33MHz -> 1s).
979 * Fix dual PCMCIA slot support (when running with just one
982 * Add VFD type detection to trab board
984 * extend drivers/cs8900.c driver to synchronize ethaddr environment
985 variable with value in the EEPROM
987 * Patch by Stefan Roese, 10 Feb 2003:
988 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
990 * Add support for MIPS32 4Kc CPUs
992 * Add support for INCA-IP Board
994 ======================================================================
995 Changes for U-Boot 0.2.2:
996 ======================================================================
998 * Add dual ethernet support on PM826
1000 * Add support for LXT971 PHY on PM826
1002 * Patch by Tord Andersson, 16 Jan 2003:
1003 Fix flash sector count for TQM8xxL
1005 * Fix I2C EEPROM problem on ICU862 board (would only write the first
1006 16 bytes out of each 32 byte block)
1008 ======================================================================
1009 Changes for U-Boot 0.2.1:
1010 ======================================================================
1012 * Add support for V37 board
1013 (patch by Jón Benediktsson, 11 Dec 2002)
1015 * Update baudrate in bd_info when it gets changed
1017 * Add watchdog trigger points while waiting for serial port
1018 (so far only 8xx -- needed on LWMON with 100ms watchdog)
1020 * Improve command line tool to access the U-Boot's environment
1021 (figuration of the utility, using a config file)
1023 * Add single quote support for (old) command line parser
1025 * Switch LWMON board default config from FRAM to EEPROM;
1026 in POST, EEPROM shows up on 8 addresses
1028 ======================================================================
1029 Changes for U-Boot 0.2.0:
1030 ======================================================================
1032 * Use 1-byte-read instead of -write for iprobe() function
1033 Add i2c commands to PM826 config
1035 * extend I2C POST code: check for list on known addresses
1037 * Improve log buffer code; use "loglevel" to decide which messages
1038 to log on the console, too (like in Linux); get rid of "logstart"
1040 * Add command line tool to access the U-Boot's environment
1041 (board-specific for TRAB now, to be fixed later)
1043 * Patch by Hans-Joerg Frieden, 06 Dec 2002
1044 Fix misc problems with AmigaOne support
1046 * Patch by Chris Hallinan, 3 Dec 2002:
1047 minor cleanup to the MPC8245 EPIC driver
1049 * Patch by Pierre Aubert , 28 Nov 2002
1050 Add support for external (SIU) interrupts on MPC8xx
1052 * Patch by Pierre Aubert , 28 Nov 2002
1053 Fix nested syscalls bug in standalone applications
1055 * Patch by David Müller, 27 Nov 2002:
1056 fix output of "pciinfo" command for CardBus bridge devices.
1058 * Fix bug in TQM8260 board detection - boards got stuck when board ID
1061 * Add LED indication for IDE activity on KUP4K board
1063 * Fix startup problems with VFD display on TRAB
1065 * Patch by Pierre Aubert, 20 Nov 2002
1066 Add driver for Epson SED13806 graphic controller.
1067 Add support for BMP logos in cfb_console driver.
1069 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
1071 * Patch by Rod Boyce, 21 Nov 2002:
1072 fix PCMCIA on MBX8xx board
1074 * Patch by Pierre Aubert , 21 Nov 2002
1075 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
1076 bootmode word in DPRAM configurable
1078 * Patch by Daniel Engström, 18 Nov 2002:
1079 Fixes for x86 port (mostly strings issues)
1081 * Patch by Ken Chou, 18 Nov 2002:
1082 Fix for natsemi NIC cards (DP83815)
1084 * Patch by Pierre Aubert, 19 Nov 2002:
1085 fix a bug for the MII configuration, and some warnings
1087 * Patch by Thomas Frieden, 13 Nov 2002:
1088 Add code for AmigaOne board
1089 (preliminary merge to U-Boot, still WIP)
1091 * Patch by Jon Diekema, 12 Nov 2002:
1092 - Adding URL for IEEE OUI lookup
1093 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
1095 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
1096 root-on-nfs macros are designed to switch how the default boot
1097 method gets defined.
1099 * Patch by Daniel Engström, 13 Nov 2002:
1100 Add support for i386 architecture and AMD SC520 board
1102 * Patch by Pierre Aubert, 12 Nov 2002:
1103 Add support for DOS filesystem and booting from DOS floppy disk
1105 * Patch by Jim Sandoz, 07 Nov 2002:
1106 Increase number of network RX buffers (PKTBUFSRX in
1107 "include/net.h") for EEPRO100 based boards (especially SP8240)
1108 which showed "Receiver is not ready" errors when U-Boot was
1109 processing the receive buffers slower than the network controller
1112 * Patch by Andreas Oberritter, 09 Nov 2002:
1113 Change behaviour of NetLoop(): return -1 for errors, filesize
1114 otherwise; return code 0 is valid an means no file loaded - in this
1115 case the environment still gets updated!
1117 * Patches by Jon Diekema, 9 Nov 2002:
1118 - improve ADC/DAC clocking on the SACSng board to align
1119 the failing edges of LRCLK and SCLK
1120 - sbc8260 configuration tweaks
1121 - add status LED support for 82xx systems
1122 - wire sspi/sspo commands into command handler; improved error
1124 - add timestamp support and alternate memory test to the
1125 SACSng configuration
1127 * Patch by Vince Husovsky, 7 Nov 2002:
1128 Add "-n" to linker options to get rid of "Not enough room for
1129 program headers" problem
1131 * Patch by David Müller, 05 Nov 2002
1132 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
1133 so we can use an already existing name
1135 * Patch by Pierre Aubert, 05 Nov 2002
1136 Hardware relatied improvments in FDC boot code
1138 * Patch by Holger Schurig, 5 Nov 2002:
1139 Make the PXA really change it's frequency
1141 * Patch by Pierre Aubert, 05 Nov 2002
1142 Add support for slave serial Spartan 2 FPGAs
1144 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
1147 * Add support for log buffer which can be passed to Linux kernel's
1148 syslog mechanism; used especially for POST results.
1150 * Patch by Klaus Heydeck, 31 Oct 2002:
1151 Add initial support for kup4k board
1153 * Patch by Robert Schwebel, 04 Nov 2002:
1154 - use watchdog to reset PXA250 systems
1155 - added progress callbacks to (some of the) ARM code
1156 - update for Cogent CSB226 board
1158 * Add support for FPS860 board
1160 * Patch by Guillaume Alexandre,, 04 Nov 2002:
1161 Improve PCI access on 32-bits Compact PCI bus
1163 * Fix mdelay() on TRAB - this was still the debugging version with
1164 seconds instead of ms.
1166 * Patch by Robert Schwebel, 1 Nov 2002:
1167 XScale related cleanup (affects all ARM boards)
1169 * Cleanup of names and README.
1171 ======================================================================
1172 Notes for U-Boot 0.1.0:
1173 ======================================================================
1175 This is the initial version of "Das U-Boot", the Universal Boot Loader.
1177 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
1178 For information about the history of the project please see the
1179 PPCBoot project page at http://sourceforge.net/projects/ppcboot
1181 ======================================================================