1 ======================================================================
2 Changes since U-Boot 0.3.1:
3 ======================================================================
5 * Patch by David Updegraff, 22 Apr 2003:
6 update for CrayL1 board
8 * Patch by Pantelis Antoniou, 21 Apr 2003:
9 add boot support for ARTOS (a proprietary OS)
11 * Patch by Steven Scholz, 11 Apr 2003:
12 Add support for RTC DS1338
14 * Patch by Rod Boyce, 24 Jan 2003:
15 Fix counting of extended partitions in diskboot command
17 * Patch by Christophe Lindheimer, 20 May 2003:
18 allow the use of CFG_LOADS when CFG_NO_FLASH is set
20 * Fix SDRAM timing on Purple board
22 * Add support for CompactFlash on ATC board
23 (includes support for Intel 82365 and compatible PC Card controllers,
24 and Yenta-compatible PCI-to-CardBus controllers)
26 * Patch by Mathijs Haarman, 08 May 2003:
27 Add lan91c96 driver (tested on Lubbock and custom PXA250 board only)
29 * Fix problem with usage of "true" (undefined in current versions of bfd.h)
31 * Add support for Promess ATC board
33 * Patch by Keith Outwater, 28 Apr 2003:
34 - Miscellaneous corrections and additions to GEN860T board specific code.
35 - Added GEN860_SC variant to GEN860T.
36 - Miscellaneous corrections to GEN860T documentation.
37 - Correct duplicate entry in U-Boot CREDITS file.
38 - Add GEN860T_SC entry in MAINTAINERS file.
39 - Update CREDITS file with GEN860T_SC info.
41 * Update Smiths Aerospace addresses in MAINTAINERS file
43 * Fix error handling in hush's version of "run" command
46 - Splashscreen support
49 - temperature dependend enabling of LCD
51 * Allow booting from old "PPCBoot" disk partitions
53 * Add support for TQM8255 Board / MPC8255 CPU
55 ======================================================================
56 Changes for U-Boot 0.3.1:
57 ======================================================================
59 * Make sure Block Lock Bits get cleared in R360MPI flash driver
61 * MPC823 LCD driver: Fill color map backwards, to allow for steady
62 display when Linux takes over
64 * Patch by Erwin Rol, 27 Feb 2003:
65 Add support for RTEMS (this time for real).
67 * Add support for "bmp info" and "bmp display" commands to load
68 bitmap images; this can be used (for example in a "preboot"
69 command) to display a splash screen very quickly after poweron.
71 * Add support for 133 MHz clock on INCA-IP board
73 * Patch by Lutz Dennig, 10 Apr 2003:
74 Update for R360MPI board
76 * Add new meaning to "autostart" environment variable:
77 If set to "no", a standalone image passed to the
78 "bootm" command will be copied to the load address
79 (and eventually uncompressed), but NOT be started.
80 This can be used to load and uncompress arbitrary
83 * Patch by Stefan Roese, 10 Apr 2003:
84 Changed DHCP client to use IP address from server option field #54
85 from the OFFER packet in the server option field #54 in the REQUEST
86 packet. This fixes a problem using a Windows 2000 DHCP server,
87 where the DHCP-server is not the TFTP-server.
89 * Set max brightness for MN11236 displays on TRAB board
91 * Add support for TQM862L modules
93 ======================================================================
94 Changes for U-Boot 0.3.0:
95 ======================================================================
97 * Patch by Arun Dharankar, 4 Apr 2003:
98 Add IDMA example code (tested on 8260 only)
100 * Add support for Purple Board (MIPS64 5Kc)
102 * Add support for MIPS64 5Kc CPUs
104 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
106 * Patch by Denis Peter, 04 Apr 2003:
107 - update MIP405-4 board
109 * Patch by Stefan Roese, 4 Apr 2003:
110 - U-Boot version environment variable "ver" added
111 (CONFIG_VERSION_VARIABLE).
112 - Changed PPC405GPr version from A to B.
113 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
115 * Patches by Denis Peter, 03 April 2003:
116 - fix PCI IRQs on MPL boards
117 - fix two more un-relocated pointer problems
119 * Fix behaviour of "run" command:
120 - print error message iv variable does not exist
121 - terminate processing of arguments in case of error
123 * Patches by Peter Figuli, 10 Mar 2003
124 - Add support for BTUART on PXA platform
125 - Add support for WEP EP250 (PXA) board
127 * Fix flash problems on INCA-IP; add tool to allow bruning images to
128 flash using a BDI2000
130 * Implement fix for I2C Edge Conditions problem for all boards that
131 use the bit-banging driver (common/soft_i2c.c)
133 * Patch by Martin Winistoerfer, 23 Mar 2003
134 - Add port to MPC555/556 microcontrollers
135 - Add support for cmi customer board with
136 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
138 * Patch by Rick Bronson, 28 Mar 2003:
139 - fix common/cmd_nand.c
141 * Patch by Arun Dharankar, 24 Mar 2003:
142 - add threads / scheduler example code
144 * Add patches by Robert Schwebel, 31 Mar 2003:
145 - add ctrl-c support for kermit download
146 - align bdinfo output on ARM
147 - csb226 board: bring in sync with innokom/memsetup.S
148 - csb226 board: fix MDREFR handling
149 - misc doc fixes / extensions
150 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
151 - add BOOT_PROGRESS to armlinux.c
153 * Add CPU ID, version, and clock speed for INCA-IP
155 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
156 - fix SRAM and SDRAM memory sizing
157 - add status LED support
158 - add MAC address for second (SCC1) ethernet port
160 * Update default environment for TQM8260 board
162 * Patch by Rick Bronson, 16 Mar 2003:
163 - Add NAND flash support for reading, writing, and erasing NAND
164 flash (certain forms of which are called SmartMedia).
165 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
167 * Patches by Robert Schwebel, 19 Mar 2003:
168 - use arm-linux-gcc as default compiler for ARM
170 - fix missing baudrate setting
171 - added $loadaddr / CFG_LOAD_ADDR support to loadb
172 - moved "ignoring trailing characters" _before_ u-boot wants to
173 print out diagnostics messages; removes bogus characters at the
176 * Patch by John Zhan, 18 Mar 2003:
177 Add support for SinoVee Microsystems SC8xx boards
179 * Patch by Rolf Offermanns, 21 Mar 2003:
180 ported the dnp1110 related changes from the current armboot cvs to
181 current u-boot cvs. smc91111 does not work. problem marked in
182 smc91111.c, grep for "FIXME".
184 * Patch by Brian Auld, 25 Mar 2003:
185 Add support for STM flash chips on ebony board
187 * Add PCI support for MPC8250 Boards (PM825 module)
189 * Patch by Stefan Roese, 25 Mar 2003:
192 * Patch by Stefan Roese, 20 Mar 2003:
193 - CPCI4052 update (support for revision 3).
194 - Set edge conditioning circuitry on PPC405GPr for compatibility
195 to existing PPC405GP designs.
196 - Clip udiv to 5 bits on PPC405 (serial.c).
198 * Extend INCAIP board support:
199 - add automatic RAM size detection
200 - add "bdinfo" command
201 - pass flash address and size to Linux kernel
202 - switch to 150 MHz clock
204 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
205 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
206 boards, version 153 for Rev. 200 boards).
208 * Patch by Vladimir Gurevich, 12 Mar 2003:
209 Fix relocation problem of statically initialized string pointers
212 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
213 Cleanup & bug fixes for JFFS2 code:
214 - the memory mangement was broken. It caused havoc on malloc by
215 writing beyond the block boundaries.
216 - the length calculation for files was wrong, sometimes resulting
218 - data copying now optionally takes fragment version numbers into
219 account, to avoid copying from older data.
220 See doc/README.JFFS2 for details.
222 * Patch by Josef Wagner, 12 Mar 2003:
223 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
224 - ETH05 and BEDBUG support for CU824
225 - added support for MicroSys CPC45
226 - new BOOTROM/FLASH0 and DOC base for PM826
228 * Patch by Robert Schwebel, 12 Mar 2003:
229 Fix the chpart command on innokom board
232 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
233 s/PPCBoot/U-Boot/ in some files
234 s/pImage/uImage/ in some files
236 * Patch by Detlev Zundel, 15 Jan 2003:
237 Fix '' command line quoting
239 * Patch by The LEOX team, 19 Jan 2003:
240 - add support for the ELPT860 board
241 - add support for Dallas ds164x RTC
243 * Patches by David Müller, 31 Jan 2003:
244 - minimal setup for CardBus bridges
245 - add EEPROM read/write support in the CS8900 driver
246 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
247 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
249 * Patch by Steven Scholz, 04 Feb 2003:
250 add support for RTC DS1307
252 * Patch by Reinhard Meyer, 5 Feb 2003:
253 fix PLPRCR/SCCR init sequence on 8xx to allow for
254 changes of EBDF by software
256 * Patch by Vladimir Gurevich, 07 Feb 2003:
257 "API-compatibility patch" for 4xx I2C driver
259 * TRAB fixes / extensions:
260 - Restore VFD brightness as saved in environment
261 - add support for FGujitsu flashes
262 - make sure both buzzers are turned off (drive low level)
264 * Patches by Robert Schwebel, 06 Mar 2003:
265 - fix bug in BOOTP code (must use NetCopyIP)
266 - update of CSB226 port
267 - clear BSS segment on XScale
268 - added support for i2c_init_board() function
269 - update to the Innokom plattform
271 * Extend support for redundand environments for configurations where
272 environment size < sector size
274 * Patch by Rune Torgersen, 13 Feb 2003:
275 Add support for Motorola MPC8266ADS board
277 * Patch by Kyle Harris, 19 Feb 2003:
278 patches for the Intel lubbock board:
279 memsetup.S - general cleanup (based on Robert's csb226 code)
280 flash.c - overhaul, actually works now
281 lubbock.c - fix init funcs to return proper value
283 * Patch by Kenneth Johansson, 26 Feb 2003:
284 - Fixed off by one in RFTA calculation.
285 - No need to abort when LDF is lower than we can program it's only
286 minimum timing so clamp it to what we can do.
287 - Takes function pointer to function for reading the spd_nvram. Usefull
288 for faking data or hardcode a module without the nvram.
289 - fix other user for above change
292 * Patches by Brian Waite, 26 Feb 2003:
293 - fix port for evb64260 board
294 - fix PCI for evb64260 board
297 * Patch by Reinhard Meyer, 1 Mar 2003:
298 Add support for EMK TOP860 Module
300 * Patch by Yuli Barcohen, 02 Mar 2003:
301 Add SPD EEPROM support for MPC8260ADS board
303 * Patch by Robert Schwebel, 21 Jan 2003:
304 - Add support for Innokom board
305 - Don't complain if "install" fails
306 - README cleanup (remove duplicated lines)
307 - Update PXA header files
309 * Add documentation for existing POST code (doc/README.POST)
311 * Patch by Laudney Ren, 15 Jan 2003:
312 Fix handling of redundand environment in "tools/envcrc.c"
314 * Patch by Detlev Zundel, 28 Feb 2003:
315 Add bedbug support for 824x systems
317 * Add support for 16 MB flash configuration of TRAB board
319 * Patch by Erwin Rol, 27 Feb 2003:
320 Add support for RTEMS
322 * Add image information to README
324 * Patch by Stefan Roese, 18 Feb 2003:
325 CPCIISER4 configuration updated.
327 * Patch by Stefan Roese, 17 Feb 2003:
328 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
330 * Patch by Stefan Roese, 13 Feb 2003:
331 Add "pcidelay" environment variable (in ms, enabled via
332 CONFIG_PCI_BOOTDELAY).
333 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
334 RST# to respond to configuration cycles (33MHz -> 1s).
336 * Fix dual PCMCIA slot support (when running with just one
339 * Add VFD type detection to trab board
341 * extend drivers/cs8900.c driver to synchronize ethaddr environment
342 variable with value in the EEPROM
344 * Patch by Stefan Roese, 10 Feb 2003:
345 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
347 * Add support for MIPS32 4Kc CPUs
349 * Add support for INCA-IP Board
351 ======================================================================
352 Changes for U-Boot 0.2.2:
353 ======================================================================
355 * Add dual ethernet support on PM826
357 * Add support for LXT971 PHY on PM826
359 * Patch by Tord Andersson, 16 Jan 2003:
360 Fix flash sector count for TQM8xxL
362 * Fix I2C EEPROM problem on ICU862 board (would only write the first
363 16 bytes out of each 32 byte block)
365 ======================================================================
366 Changes for U-Boot 0.2.1:
367 ======================================================================
369 * Add support for V37 board
370 (patch by Jón Benediktsson, 11 Dec 2002)
372 * Update baudrate in bd_info when it gets changed
374 * Add watchdog trigger points while waiting for serial port
375 (so far only 8xx -- needed on LWMON with 100ms watchdog)
377 * Improve command line tool to access the U-Boot's environment
378 (figuration of the utility, using a config file)
380 * Add single quote support for (old) command line parser
382 * Switch LWMON board default config from FRAM to EEPROM;
383 in POST, EEPROM shows up on 8 addresses
385 ======================================================================
386 Changes for U-Boot 0.2.0:
387 ======================================================================
389 * Use 1-byte-read instead of -write for iprobe() function
390 Add i2c commands to PM826 config
392 * extend I2C POST code: check for list on known addresses
394 * Improve log buffer code; use "loglevel" to decide which messages
395 to log on the console, too (like in Linux); get rid of "logstart"
397 * Add command line tool to access the U-Boot's environment
398 (board-specific for TRAB now, to be fixed later)
400 * Patch by Hans-Joerg Frieden, 06 Dec 2002
401 Fix misc problems with AmigaOne support
403 * Patch by Chris Hallinan, 3 Dec 2002:
404 minor cleanup to the MPC8245 EPIC driver
406 * Patch by Pierre Aubert , 28 Nov 2002
407 Add support for external (SIU) interrupts on MPC8xx
409 * Patch by Pierre Aubert , 28 Nov 2002
410 Fix nested syscalls bug in standalone applications
412 * Patch by David Müller, 27 Nov 2002:
413 fix output of "pciinfo" command for CardBus bridge devices.
415 * Fix bug in TQM8260 board detection - boards got stuck when board ID
418 * Add LED indication for IDE activity on KUP4K board
420 * Fix startup problems with VFD display on TRAB
422 * Patch by Pierre Aubert, 20 Nov 2002
423 Add driver for Epson SED13806 graphic controller.
424 Add support for BMP logos in cfb_console driver.
426 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
428 * Patch by Rod Boyce, 21 Nov 2002:
429 fix PCMCIA on MBX8xx board
431 * Patch by Pierre Aubert , 21 Nov 2002
432 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
433 bootmode word in DPRAM configurable
435 * Patch by Daniel Engström, 18 Nov 2002:
436 Fixes for x86 port (mostly strings issues)
438 * Patch by Ken Chou, 18 Nov 2002:
439 Fix for natsemi NIC cards (DP83815)
441 * Patch by Pierre Aubert, 19 Nov 2002:
442 fix a bug for the MII configuration, and some warnings
444 * Patch by Thomas Frieden, 13 Nov 2002:
445 Add code for AmigaOne board
446 (preliminary merge to U-Boot, still WIP)
448 * Patch by Jon Diekema, 12 Nov 2002:
449 - Adding URL for IEEE OUI lookup
450 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
452 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
453 root-on-nfs macros are designed to switch how the default boot
456 * Patch by Daniel Engström, 13 Nov 2002:
457 Add support for i386 architecture and AMD SC520 board
459 * Patch by Pierre Aubert, 12 Nov 2002:
460 Add support for DOS filesystem and booting from DOS floppy disk
462 * Patch by Jim Sandoz, 07 Nov 2002:
463 Increase number of network RX buffers (PKTBUFSRX in
464 "include/net.h") for EEPRO100 based boards (especially SP8240)
465 which showed "Receiver is not ready" errors when U-Boot was
466 processing the receive buffers slower than the network controller
469 * Patch by Andreas Oberritter, 09 Nov 2002:
470 Change behaviour of NetLoop(): return -1 for errors, filesize
471 otherwise; return code 0 is valid an means no file loaded - in this
472 case the environment still gets updated!
474 * Patches by Jon Diekema, 9 Nov 2002:
475 - improve ADC/DAC clocking on the SACSng board to align
476 the failing edges of LRCLK and SCLK
477 - sbc8260 configuration tweaks
478 - add status LED support for 82xx systems
479 - wire sspi/sspo commands into command handler; improved error
481 - add timestamp support and alternate memory test to the
484 * Patch by Vince Husovsky, 7 Nov 2002:
485 Add "-n" to linker options to get rid of "Not enough room for
486 program headers" problem
488 * Patch by David Müller, 05 Nov 2002
489 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
490 so we can use an already existing name
492 * Patch by Pierre Aubert, 05 Nov 2002
493 Hardware relatied improvments in FDC boot code
495 * Patch by Holger Schurig, 5 Nov 2002:
496 Make the PXA really change it's frequency
498 * Patch by Pierre Aubert, 05 Nov 2002
499 Add support for slave serial Spartan 2 FPGAs
501 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
504 * Add support for log buffer which can be passed to Linux kernel's
505 syslog mechanism; used especially for POST results.
507 * Patch by Klaus Heydeck, 31 Oct 2002:
508 Add initial support for kup4k board
510 * Patch by Robert Schwebel, 04 Nov 2002:
511 - use watchdog to reset PXA250 systems
512 - added progress callbacks to (some of the) ARM code
513 - update for Cogent CSB226 board
515 * Add support for FPS860 board
517 * Patch by Guillaume Alexandre,, 04 Nov 2002:
518 Improve PCI access on 32-bits Compact PCI bus
520 * Fix mdelay() on TRAB - this was still the debugging version with
521 seconds instead of ms.
523 * Patch by Robert Schwebel, 1 Nov 2002:
524 XScale related cleanup (affects all ARM boards)
526 * Cleanup of names and README.
528 ======================================================================
529 Notes for U-Boot 0.1.0:
530 ======================================================================
532 This is the initial version of "Das U-Boot", the Universal Boot Loader.
534 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
535 For information about the history of the project please see the
536 PPCBoot project page at http://sourceforge.net/projects/ppcboot
538 ======================================================================