1 ======================================================================
2 Changes since U-Boot 0.3.1:
3 ======================================================================
5 * Patch by Denis Peter, 19 Mai 2003:
6 add support for the MIP405-3 board
8 * Patch by Dave Ellis, 22 May 2003:
9 Fix problem with only partially cleared .bss segment
11 * Patch by Rune Torgersen, 12 May 2003:
12 get PCI to work on a MPC8266ADS board; incorporate change to
13 cpu/mpc8260/pci.c to enable overrides of PCI memory parameters
15 * Patch by Nye Liu, 1 May 2003:
16 minor patches for the FADS8xx
18 * Patch by Thomas Schäfer, 28 Apr 2003:
19 Fix SPD handling for 256 ECC DIMM on Walnut
21 * Add support for arbitrary bitmaps for TRAB's VFD command;
22 allow to pass boot bitmap addresses in environment variables;
23 allow for zero boot delay
25 * Patch by Christian Geißinger, 19 May 2002:
26 On TRAB: wait until the dummy byte has been completely sent
28 * Patch by David Updegraff, 22 Apr 2003:
29 update for CrayL1 board
31 * Patch by Pantelis Antoniou, 21 Apr 2003:
32 add boot support for ARTOS (a proprietary OS)
34 * Patch by Steven Scholz, 11 Apr 2003:
35 Add support for RTC DS1338
37 * Patch by Rod Boyce, 24 Jan 2003:
38 Fix counting of extended partitions in diskboot command
40 * Patch by Christophe Lindheimer, 20 May 2003:
41 allow the use of CFG_LOADS when CFG_NO_FLASH is set
43 * Fix SDRAM timing on Purple board
45 * Add support for CompactFlash on ATC board
46 (includes support for Intel 82365 and compatible PC Card controllers,
47 and Yenta-compatible PCI-to-CardBus controllers)
49 * Patch by Mathijs Haarman, 08 May 2003:
50 Add lan91c96 driver (tested on Lubbock and custom PXA250 board only)
52 * Fix problem with usage of "true" (undefined in current versions of bfd.h)
54 * Add support for Promess ATC board
56 * Patch by Keith Outwater, 28 Apr 2003:
57 - Miscellaneous corrections and additions to GEN860T board specific code.
58 - Added GEN860_SC variant to GEN860T.
59 - Miscellaneous corrections to GEN860T documentation.
60 - Correct duplicate entry in U-Boot CREDITS file.
61 - Add GEN860T_SC entry in MAINTAINERS file.
62 - Update CREDITS file with GEN860T_SC info.
64 * Update Smiths Aerospace addresses in MAINTAINERS file
66 * Fix error handling in hush's version of "run" command
69 - Splashscreen support
72 - temperature dependend enabling of LCD
74 * Allow booting from old "PPCBoot" disk partitions
76 * Add support for TQM8255 Board / MPC8255 CPU
78 ======================================================================
79 Changes for U-Boot 0.3.1:
80 ======================================================================
82 * Make sure Block Lock Bits get cleared in R360MPI flash driver
84 * MPC823 LCD driver: Fill color map backwards, to allow for steady
85 display when Linux takes over
87 * Patch by Erwin Rol, 27 Feb 2003:
88 Add support for RTEMS (this time for real).
90 * Add support for "bmp info" and "bmp display" commands to load
91 bitmap images; this can be used (for example in a "preboot"
92 command) to display a splash screen very quickly after poweron.
94 * Add support for 133 MHz clock on INCA-IP board
96 * Patch by Lutz Dennig, 10 Apr 2003:
97 Update for R360MPI board
99 * Add new meaning to "autostart" environment variable:
100 If set to "no", a standalone image passed to the
101 "bootm" command will be copied to the load address
102 (and eventually uncompressed), but NOT be started.
103 This can be used to load and uncompress arbitrary
106 * Patch by Stefan Roese, 10 Apr 2003:
107 Changed DHCP client to use IP address from server option field #54
108 from the OFFER packet in the server option field #54 in the REQUEST
109 packet. This fixes a problem using a Windows 2000 DHCP server,
110 where the DHCP-server is not the TFTP-server.
112 * Set max brightness for MN11236 displays on TRAB board
114 * Add support for TQM862L modules
116 ======================================================================
117 Changes for U-Boot 0.3.0:
118 ======================================================================
120 * Patch by Arun Dharankar, 4 Apr 2003:
121 Add IDMA example code (tested on 8260 only)
123 * Add support for Purple Board (MIPS64 5Kc)
125 * Add support for MIPS64 5Kc CPUs
127 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
129 * Patch by Denis Peter, 04 Apr 2003:
130 - update MIP405-4 board
132 * Patch by Stefan Roese, 4 Apr 2003:
133 - U-Boot version environment variable "ver" added
134 (CONFIG_VERSION_VARIABLE).
135 - Changed PPC405GPr version from A to B.
136 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
138 * Patches by Denis Peter, 03 April 2003:
139 - fix PCI IRQs on MPL boards
140 - fix two more un-relocated pointer problems
142 * Fix behaviour of "run" command:
143 - print error message iv variable does not exist
144 - terminate processing of arguments in case of error
146 * Patches by Peter Figuli, 10 Mar 2003
147 - Add support for BTUART on PXA platform
148 - Add support for WEP EP250 (PXA) board
150 * Fix flash problems on INCA-IP; add tool to allow bruning images to
151 flash using a BDI2000
153 * Implement fix for I2C Edge Conditions problem for all boards that
154 use the bit-banging driver (common/soft_i2c.c)
156 * Patch by Martin Winistoerfer, 23 Mar 2003
157 - Add port to MPC555/556 microcontrollers
158 - Add support for cmi customer board with
159 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
161 * Patch by Rick Bronson, 28 Mar 2003:
162 - fix common/cmd_nand.c
164 * Patch by Arun Dharankar, 24 Mar 2003:
165 - add threads / scheduler example code
167 * Add patches by Robert Schwebel, 31 Mar 2003:
168 - add ctrl-c support for kermit download
169 - align bdinfo output on ARM
170 - csb226 board: bring in sync with innokom/memsetup.S
171 - csb226 board: fix MDREFR handling
172 - misc doc fixes / extensions
173 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
174 - add BOOT_PROGRESS to armlinux.c
176 * Add CPU ID, version, and clock speed for INCA-IP
178 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
179 - fix SRAM and SDRAM memory sizing
180 - add status LED support
181 - add MAC address for second (SCC1) ethernet port
183 * Update default environment for TQM8260 board
185 * Patch by Rick Bronson, 16 Mar 2003:
186 - Add NAND flash support for reading, writing, and erasing NAND
187 flash (certain forms of which are called SmartMedia).
188 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
190 * Patches by Robert Schwebel, 19 Mar 2003:
191 - use arm-linux-gcc as default compiler for ARM
193 - fix missing baudrate setting
194 - added $loadaddr / CFG_LOAD_ADDR support to loadb
195 - moved "ignoring trailing characters" _before_ u-boot wants to
196 print out diagnostics messages; removes bogus characters at the
199 * Patch by John Zhan, 18 Mar 2003:
200 Add support for SinoVee Microsystems SC8xx boards
202 * Patch by Rolf Offermanns, 21 Mar 2003:
203 ported the dnp1110 related changes from the current armboot cvs to
204 current u-boot cvs. smc91111 does not work. problem marked in
205 smc91111.c, grep for "FIXME".
207 * Patch by Brian Auld, 25 Mar 2003:
208 Add support for STM flash chips on ebony board
210 * Add PCI support for MPC8250 Boards (PM825 module)
212 * Patch by Stefan Roese, 25 Mar 2003:
215 * Patch by Stefan Roese, 20 Mar 2003:
216 - CPCI4052 update (support for revision 3).
217 - Set edge conditioning circuitry on PPC405GPr for compatibility
218 to existing PPC405GP designs.
219 - Clip udiv to 5 bits on PPC405 (serial.c).
221 * Extend INCAIP board support:
222 - add automatic RAM size detection
223 - add "bdinfo" command
224 - pass flash address and size to Linux kernel
225 - switch to 150 MHz clock
227 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
228 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
229 boards, version 153 for Rev. 200 boards).
231 * Patch by Vladimir Gurevich, 12 Mar 2003:
232 Fix relocation problem of statically initialized string pointers
235 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
236 Cleanup & bug fixes for JFFS2 code:
237 - the memory mangement was broken. It caused havoc on malloc by
238 writing beyond the block boundaries.
239 - the length calculation for files was wrong, sometimes resulting
241 - data copying now optionally takes fragment version numbers into
242 account, to avoid copying from older data.
243 See doc/README.JFFS2 for details.
245 * Patch by Josef Wagner, 12 Mar 2003:
246 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
247 - ETH05 and BEDBUG support for CU824
248 - added support for MicroSys CPC45
249 - new BOOTROM/FLASH0 and DOC base for PM826
251 * Patch by Robert Schwebel, 12 Mar 2003:
252 Fix the chpart command on innokom board
255 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
256 s/PPCBoot/U-Boot/ in some files
257 s/pImage/uImage/ in some files
259 * Patch by Detlev Zundel, 15 Jan 2003:
260 Fix '' command line quoting
262 * Patch by The LEOX team, 19 Jan 2003:
263 - add support for the ELPT860 board
264 - add support for Dallas ds164x RTC
266 * Patches by David Müller, 31 Jan 2003:
267 - minimal setup for CardBus bridges
268 - add EEPROM read/write support in the CS8900 driver
269 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
270 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
272 * Patch by Steven Scholz, 04 Feb 2003:
273 add support for RTC DS1307
275 * Patch by Reinhard Meyer, 5 Feb 2003:
276 fix PLPRCR/SCCR init sequence on 8xx to allow for
277 changes of EBDF by software
279 * Patch by Vladimir Gurevich, 07 Feb 2003:
280 "API-compatibility patch" for 4xx I2C driver
282 * TRAB fixes / extensions:
283 - Restore VFD brightness as saved in environment
284 - add support for FGujitsu flashes
285 - make sure both buzzers are turned off (drive low level)
287 * Patches by Robert Schwebel, 06 Mar 2003:
288 - fix bug in BOOTP code (must use NetCopyIP)
289 - update of CSB226 port
290 - clear BSS segment on XScale
291 - added support for i2c_init_board() function
292 - update to the Innokom plattform
294 * Extend support for redundand environments for configurations where
295 environment size < sector size
297 * Patch by Rune Torgersen, 13 Feb 2003:
298 Add support for Motorola MPC8266ADS board
300 * Patch by Kyle Harris, 19 Feb 2003:
301 patches for the Intel lubbock board:
302 memsetup.S - general cleanup (based on Robert's csb226 code)
303 flash.c - overhaul, actually works now
304 lubbock.c - fix init funcs to return proper value
306 * Patch by Kenneth Johansson, 26 Feb 2003:
307 - Fixed off by one in RFTA calculation.
308 - No need to abort when LDF is lower than we can program it's only
309 minimum timing so clamp it to what we can do.
310 - Takes function pointer to function for reading the spd_nvram. Usefull
311 for faking data or hardcode a module without the nvram.
312 - fix other user for above change
315 * Patches by Brian Waite, 26 Feb 2003:
316 - fix port for evb64260 board
317 - fix PCI for evb64260 board
320 * Patch by Reinhard Meyer, 1 Mar 2003:
321 Add support for EMK TOP860 Module
323 * Patch by Yuli Barcohen, 02 Mar 2003:
324 Add SPD EEPROM support for MPC8260ADS board
326 * Patch by Robert Schwebel, 21 Jan 2003:
327 - Add support for Innokom board
328 - Don't complain if "install" fails
329 - README cleanup (remove duplicated lines)
330 - Update PXA header files
332 * Add documentation for existing POST code (doc/README.POST)
334 * Patch by Laudney Ren, 15 Jan 2003:
335 Fix handling of redundand environment in "tools/envcrc.c"
337 * Patch by Detlev Zundel, 28 Feb 2003:
338 Add bedbug support for 824x systems
340 * Add support for 16 MB flash configuration of TRAB board
342 * Patch by Erwin Rol, 27 Feb 2003:
343 Add support for RTEMS
345 * Add image information to README
347 * Patch by Stefan Roese, 18 Feb 2003:
348 CPCIISER4 configuration updated.
350 * Patch by Stefan Roese, 17 Feb 2003:
351 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
353 * Patch by Stefan Roese, 13 Feb 2003:
354 Add "pcidelay" environment variable (in ms, enabled via
355 CONFIG_PCI_BOOTDELAY).
356 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
357 RST# to respond to configuration cycles (33MHz -> 1s).
359 * Fix dual PCMCIA slot support (when running with just one
362 * Add VFD type detection to trab board
364 * extend drivers/cs8900.c driver to synchronize ethaddr environment
365 variable with value in the EEPROM
367 * Patch by Stefan Roese, 10 Feb 2003:
368 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
370 * Add support for MIPS32 4Kc CPUs
372 * Add support for INCA-IP Board
374 ======================================================================
375 Changes for U-Boot 0.2.2:
376 ======================================================================
378 * Add dual ethernet support on PM826
380 * Add support for LXT971 PHY on PM826
382 * Patch by Tord Andersson, 16 Jan 2003:
383 Fix flash sector count for TQM8xxL
385 * Fix I2C EEPROM problem on ICU862 board (would only write the first
386 16 bytes out of each 32 byte block)
388 ======================================================================
389 Changes for U-Boot 0.2.1:
390 ======================================================================
392 * Add support for V37 board
393 (patch by Jón Benediktsson, 11 Dec 2002)
395 * Update baudrate in bd_info when it gets changed
397 * Add watchdog trigger points while waiting for serial port
398 (so far only 8xx -- needed on LWMON with 100ms watchdog)
400 * Improve command line tool to access the U-Boot's environment
401 (figuration of the utility, using a config file)
403 * Add single quote support for (old) command line parser
405 * Switch LWMON board default config from FRAM to EEPROM;
406 in POST, EEPROM shows up on 8 addresses
408 ======================================================================
409 Changes for U-Boot 0.2.0:
410 ======================================================================
412 * Use 1-byte-read instead of -write for iprobe() function
413 Add i2c commands to PM826 config
415 * extend I2C POST code: check for list on known addresses
417 * Improve log buffer code; use "loglevel" to decide which messages
418 to log on the console, too (like in Linux); get rid of "logstart"
420 * Add command line tool to access the U-Boot's environment
421 (board-specific for TRAB now, to be fixed later)
423 * Patch by Hans-Joerg Frieden, 06 Dec 2002
424 Fix misc problems with AmigaOne support
426 * Patch by Chris Hallinan, 3 Dec 2002:
427 minor cleanup to the MPC8245 EPIC driver
429 * Patch by Pierre Aubert , 28 Nov 2002
430 Add support for external (SIU) interrupts on MPC8xx
432 * Patch by Pierre Aubert , 28 Nov 2002
433 Fix nested syscalls bug in standalone applications
435 * Patch by David Müller, 27 Nov 2002:
436 fix output of "pciinfo" command for CardBus bridge devices.
438 * Fix bug in TQM8260 board detection - boards got stuck when board ID
441 * Add LED indication for IDE activity on KUP4K board
443 * Fix startup problems with VFD display on TRAB
445 * Patch by Pierre Aubert, 20 Nov 2002
446 Add driver for Epson SED13806 graphic controller.
447 Add support for BMP logos in cfb_console driver.
449 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
451 * Patch by Rod Boyce, 21 Nov 2002:
452 fix PCMCIA on MBX8xx board
454 * Patch by Pierre Aubert , 21 Nov 2002
455 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
456 bootmode word in DPRAM configurable
458 * Patch by Daniel Engström, 18 Nov 2002:
459 Fixes for x86 port (mostly strings issues)
461 * Patch by Ken Chou, 18 Nov 2002:
462 Fix for natsemi NIC cards (DP83815)
464 * Patch by Pierre Aubert, 19 Nov 2002:
465 fix a bug for the MII configuration, and some warnings
467 * Patch by Thomas Frieden, 13 Nov 2002:
468 Add code for AmigaOne board
469 (preliminary merge to U-Boot, still WIP)
471 * Patch by Jon Diekema, 12 Nov 2002:
472 - Adding URL for IEEE OUI lookup
473 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
475 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
476 root-on-nfs macros are designed to switch how the default boot
479 * Patch by Daniel Engström, 13 Nov 2002:
480 Add support for i386 architecture and AMD SC520 board
482 * Patch by Pierre Aubert, 12 Nov 2002:
483 Add support for DOS filesystem and booting from DOS floppy disk
485 * Patch by Jim Sandoz, 07 Nov 2002:
486 Increase number of network RX buffers (PKTBUFSRX in
487 "include/net.h") for EEPRO100 based boards (especially SP8240)
488 which showed "Receiver is not ready" errors when U-Boot was
489 processing the receive buffers slower than the network controller
492 * Patch by Andreas Oberritter, 09 Nov 2002:
493 Change behaviour of NetLoop(): return -1 for errors, filesize
494 otherwise; return code 0 is valid an means no file loaded - in this
495 case the environment still gets updated!
497 * Patches by Jon Diekema, 9 Nov 2002:
498 - improve ADC/DAC clocking on the SACSng board to align
499 the failing edges of LRCLK and SCLK
500 - sbc8260 configuration tweaks
501 - add status LED support for 82xx systems
502 - wire sspi/sspo commands into command handler; improved error
504 - add timestamp support and alternate memory test to the
507 * Patch by Vince Husovsky, 7 Nov 2002:
508 Add "-n" to linker options to get rid of "Not enough room for
509 program headers" problem
511 * Patch by David Müller, 05 Nov 2002
512 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
513 so we can use an already existing name
515 * Patch by Pierre Aubert, 05 Nov 2002
516 Hardware relatied improvments in FDC boot code
518 * Patch by Holger Schurig, 5 Nov 2002:
519 Make the PXA really change it's frequency
521 * Patch by Pierre Aubert, 05 Nov 2002
522 Add support for slave serial Spartan 2 FPGAs
524 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
527 * Add support for log buffer which can be passed to Linux kernel's
528 syslog mechanism; used especially for POST results.
530 * Patch by Klaus Heydeck, 31 Oct 2002:
531 Add initial support for kup4k board
533 * Patch by Robert Schwebel, 04 Nov 2002:
534 - use watchdog to reset PXA250 systems
535 - added progress callbacks to (some of the) ARM code
536 - update for Cogent CSB226 board
538 * Add support for FPS860 board
540 * Patch by Guillaume Alexandre,, 04 Nov 2002:
541 Improve PCI access on 32-bits Compact PCI bus
543 * Fix mdelay() on TRAB - this was still the debugging version with
544 seconds instead of ms.
546 * Patch by Robert Schwebel, 1 Nov 2002:
547 XScale related cleanup (affects all ARM boards)
549 * Cleanup of names and README.
551 ======================================================================
552 Notes for U-Boot 0.1.0:
553 ======================================================================
555 This is the initial version of "Das U-Boot", the Universal Boot Loader.
557 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
558 For information about the history of the project please see the
559 PPCBoot project page at http://sourceforge.net/projects/ppcboot
561 ======================================================================