1 ======================================================================
2 Changes since U-Boot 0.3.1:
3 ======================================================================
5 * Fix SDRAM timing on Purple board
7 * Add support for CompactFlash on ATC board
8 (includes support for Intel 82365 and compatible PC Card controllers,
9 and Yenta-compatible PCI-to-CardBus controllers)
11 * Patch by Mathijs Haarman, 08 May 2003:
12 Add lan91c96 driver (tested on Lubbock and custom PXA250 board only)
14 * Fix problem with usage of "true" (undefined in current versions of bfd.h)
16 * Add support for Promess ATC board
18 * Patch by Keith Outwater, 28 Apr 2003:
19 - Miscellaneous corrections and additions to GEN860T board specific code.
20 - Added GEN860_SC variant to GEN860T.
21 - Miscellaneous corrections to GEN860T documentation.
22 - Correct duplicate entry in U-Boot CREDITS file.
23 - Add GEN860T_SC entry in MAINTAINERS file.
24 - Update CREDITS file with GEN860T_SC info.
26 * Update Smiths Aerospace addresses in MAINTAINERS file
28 * Fix error handling in hush's version of "run" command
31 - Splashscreen support
34 - temperature dependend enabling of LCD
36 * Allow booting from old "PPCBoot" disk partitions
38 * Add support for TQM8255 Board / MPC8255 CPU
40 ======================================================================
41 Changes for U-Boot 0.3.1:
42 ======================================================================
44 * Make sure Block Lock Bits get cleared in R360MPI flash driver
46 * MPC823 LCD driver: Fill color map backwards, to allow for steady
47 display when Linux takes over
49 * Patch by Erwin Rol, 27 Feb 2003:
50 Add support for RTEMS (this time for real).
52 * Add support for "bmp info" and "bmp display" commands to load
53 bitmap images; this can be used (for example in a "preboot"
54 command) to display a splash screen very quickly after poweron.
56 * Add support for 133 MHz clock on INCA-IP board
58 * Patch by Lutz Dennig, 10 Apr 2003:
59 Update for R360MPI board
61 * Add new meaning to "autostart" environment variable:
62 If set to "no", a standalone image passed to the
63 "bootm" command will be copied to the load address
64 (and eventually uncompressed), but NOT be started.
65 This can be used to load and uncompress arbitrary
68 * Patch by Stefan Roese, 10 Apr 2003:
69 Changed DHCP client to use IP address from server option field #54
70 from the OFFER packet in the server option field #54 in the REQUEST
71 packet. This fixes a problem using a Windows 2000 DHCP server,
72 where the DHCP-server is not the TFTP-server.
74 * Set max brightness for MN11236 displays on TRAB board
76 * Add support for TQM862L modules
78 ======================================================================
79 Changes for U-Boot 0.3.0:
80 ======================================================================
82 * Patch by Arun Dharankar, 4 Apr 2003:
83 Add IDMA example code (tested on 8260 only)
85 * Add support for Purple Board (MIPS64 5Kc)
87 * Add support for MIPS64 5Kc CPUs
89 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
91 * Patch by Denis Peter, 04 Apr 2003:
92 - update MIP405-4 board
94 * Patch by Stefan Roese, 4 Apr 2003:
95 - U-Boot version environment variable "ver" added
96 (CONFIG_VERSION_VARIABLE).
97 - Changed PPC405GPr version from A to B.
98 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
100 * Patches by Denis Peter, 03 April 2003:
101 - fix PCI IRQs on MPL boards
102 - fix two more un-relocated pointer problems
104 * Fix behaviour of "run" command:
105 - print error message iv variable does not exist
106 - terminate processing of arguments in case of error
108 * Patches by Peter Figuli, 10 Mar 2003
109 - Add support for BTUART on PXA platform
110 - Add support for WEP EP250 (PXA) board
112 * Fix flash problems on INCA-IP; add tool to allow bruning images to
113 flash using a BDI2000
115 * Implement fix for I2C Edge Conditions problem for all boards that
116 use the bit-banging driver (common/soft_i2c.c)
118 * Patch by Martin Winistoerfer, 23 Mar 2003
119 - Add port to MPC555/556 microcontrollers
120 - Add support for cmi customer board with
121 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
123 * Patch by Rick Bronson, 28 Mar 2003:
124 - fix common/cmd_nand.c
126 * Patch by Arun Dharankar, 24 Mar 2003:
127 - add threads / scheduler example code
129 * Add patches by Robert Schwebel, 31 Mar 2003:
130 - add ctrl-c support for kermit download
131 - align bdinfo output on ARM
132 - csb226 board: bring in sync with innokom/memsetup.S
133 - csb226 board: fix MDREFR handling
134 - misc doc fixes / extensions
135 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
136 - add BOOT_PROGRESS to armlinux.c
138 * Add CPU ID, version, and clock speed for INCA-IP
140 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
141 - fix SRAM and SDRAM memory sizing
142 - add status LED support
143 - add MAC address for second (SCC1) ethernet port
145 * Update default environment for TQM8260 board
147 * Patch by Rick Bronson, 16 Mar 2003:
148 - Add NAND flash support for reading, writing, and erasing NAND
149 flash (certain forms of which are called SmartMedia).
150 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
152 * Patches by Robert Schwebel, 19 Mar 2003:
153 - use arm-linux-gcc as default compiler for ARM
155 - fix missing baudrate setting
156 - added $loadaddr / CFG_LOAD_ADDR support to loadb
157 - moved "ignoring trailing characters" _before_ u-boot wants to
158 print out diagnostics messages; removes bogus characters at the
161 * Patch by John Zhan, 18 Mar 2003:
162 Add support for SinoVee Microsystems SC8xx boards
164 * Patch by Rolf Offermanns, 21 Mar 2003:
165 ported the dnp1110 related changes from the current armboot cvs to
166 current u-boot cvs. smc91111 does not work. problem marked in
167 smc91111.c, grep for "FIXME".
169 * Patch by Brian Auld, 25 Mar 2003:
170 Add support for STM flash chips on ebony board
172 * Add PCI support for MPC8250 Boards (PM825 module)
174 * Patch by Stefan Roese, 25 Mar 2003:
177 * Patch by Stefan Roese, 20 Mar 2003:
178 - CPCI4052 update (support for revision 3).
179 - Set edge conditioning circuitry on PPC405GPr for compatibility
180 to existing PPC405GP designs.
181 - Clip udiv to 5 bits on PPC405 (serial.c).
183 * Extend INCAIP board support:
184 - add automatic RAM size detection
185 - add "bdinfo" command
186 - pass flash address and size to Linux kernel
187 - switch to 150 MHz clock
189 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
190 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
191 boards, version 153 for Rev. 200 boards).
193 * Patch by Vladimir Gurevich, 12 Mar 2003:
194 Fix relocation problem of statically initialized string pointers
197 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
198 Cleanup & bug fixes for JFFS2 code:
199 - the memory mangement was broken. It caused havoc on malloc by
200 writing beyond the block boundaries.
201 - the length calculation for files was wrong, sometimes resulting
203 - data copying now optionally takes fragment version numbers into
204 account, to avoid copying from older data.
205 See doc/README.JFFS2 for details.
207 * Patch by Josef Wagner, 12 Mar 2003:
208 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
209 - ETH05 and BEDBUG support for CU824
210 - added support for MicroSys CPC45
211 - new BOOTROM/FLASH0 and DOC base for PM826
213 * Patch by Robert Schwebel, 12 Mar 2003:
214 Fix the chpart command on innokom board
217 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
218 s/PPCBoot/U-Boot/ in some files
219 s/pImage/uImage/ in some files
221 * Patch by Detlev Zundel, 15 Jan 2003:
222 Fix '' command line quoting
224 * Patch by The LEOX team, 19 Jan 2003:
225 - add support for the ELPT860 board
226 - add support for Dallas ds164x RTC
228 * Patches by David Müller, 31 Jan 2003:
229 - minimal setup for CardBus bridges
230 - add EEPROM read/write support in the CS8900 driver
231 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
232 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
234 * Patch by Steven Scholz, 04 Feb 2003:
235 add support for RTC DS1307
237 * Patch by Reinhard Meyer, 5 Feb 2003:
238 fix PLPRCR/SCCR init sequence on 8xx to allow for
239 changes of EBDF by software
241 * Patch by Vladimir Gurevich, 07 Feb 2003:
242 "API-compatibility patch" for 4xx I2C driver
244 * TRAB fixes / extensions:
245 - Restore VFD brightness as saved in environment
246 - add support for FGujitsu flashes
247 - make sure both buzzers are turned off (drive low level)
249 * Patches by Robert Schwebel, 06 Mar 2003:
250 - fix bug in BOOTP code (must use NetCopyIP)
251 - update of CSB226 port
252 - clear BSS segment on XScale
253 - added support for i2c_init_board() function
254 - update to the Innokom plattform
256 * Extend support for redundand environments for configurations where
257 environment size < sector size
259 * Patch by Rune Torgersen, 13 Feb 2003:
260 Add support for Motorola MPC8266ADS board
262 * Patch by Kyle Harris, 19 Feb 2003:
263 patches for the Intel lubbock board:
264 memsetup.S - general cleanup (based on Robert's csb226 code)
265 flash.c - overhaul, actually works now
266 lubbock.c - fix init funcs to return proper value
268 * Patch by Kenneth Johansson, 26 Feb 2003:
269 - Fixed off by one in RFTA calculation.
270 - No need to abort when LDF is lower than we can program it's only
271 minimum timing so clamp it to what we can do.
272 - Takes function pointer to function for reading the spd_nvram. Usefull
273 for faking data or hardcode a module without the nvram.
274 - fix other user for above change
277 * Patches by Brian Waite, 26 Feb 2003:
278 - fix port for evb64260 board
279 - fix PCI for evb64260 board
282 * Patch by Reinhard Meyer, 1 Mar 2003:
283 Add support for EMK TOP860 Module
285 * Patch by Yuli Barcohen, 02 Mar 2003:
286 Add SPD EEPROM support for MPC8260ADS board
288 * Patch by Robert Schwebel, 21 Jan 2003:
289 - Add support for Innokom board
290 - Don't complain if "install" fails
291 - README cleanup (remove duplicated lines)
292 - Update PXA header files
294 * Add documentation for existing POST code (doc/README.POST)
296 * Patch by Laudney Ren, 15 Jan 2003:
297 Fix handling of redundand environment in "tools/envcrc.c"
299 * Patch by Detlev Zundel, 28 Feb 2003:
300 Add bedbug support for 824x systems
302 * Add support for 16 MB flash configuration of TRAB board
304 * Patch by Erwin Rol, 27 Feb 2003:
305 Add support for RTEMS
307 * Add image information to README
309 * Patch by Stefan Roese, 18 Feb 2003:
310 CPCIISER4 configuration updated.
312 * Patch by Stefan Roese, 17 Feb 2003:
313 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
315 * Patch by Stefan Roese, 13 Feb 2003:
316 Add "pcidelay" environment variable (in ms, enabled via
317 CONFIG_PCI_BOOTDELAY).
318 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
319 RST# to respond to configuration cycles (33MHz -> 1s).
321 * Fix dual PCMCIA slot support (when running with just one
324 * Add VFD type detection to trab board
326 * extend drivers/cs8900.c driver to synchronize ethaddr environment
327 variable with value in the EEPROM
329 * Patch by Stefan Roese, 10 Feb 2003:
330 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
332 * Add support for MIPS32 4Kc CPUs
334 * Add support for INCA-IP Board
336 ======================================================================
337 Changes for U-Boot 0.2.2:
338 ======================================================================
340 * Add dual ethernet support on PM826
342 * Add support for LXT971 PHY on PM826
344 * Patch by Tord Andersson, 16 Jan 2003:
345 Fix flash sector count for TQM8xxL
347 * Fix I2C EEPROM problem on ICU862 board (would only write the first
348 16 bytes out of each 32 byte block)
350 ======================================================================
351 Changes for U-Boot 0.2.1:
352 ======================================================================
354 * Add support for V37 board
355 (patch by Jón Benediktsson, 11 Dec 2002)
357 * Update baudrate in bd_info when it gets changed
359 * Add watchdog trigger points while waiting for serial port
360 (so far only 8xx -- needed on LWMON with 100ms watchdog)
362 * Improve command line tool to access the U-Boot's environment
363 (figuration of the utility, using a config file)
365 * Add single quote support for (old) command line parser
367 * Switch LWMON board default config from FRAM to EEPROM;
368 in POST, EEPROM shows up on 8 addresses
370 ======================================================================
371 Changes for U-Boot 0.2.0:
372 ======================================================================
374 * Use 1-byte-read instead of -write for iprobe() function
375 Add i2c commands to PM826 config
377 * extend I2C POST code: check for list on known addresses
379 * Improve log buffer code; use "loglevel" to decide which messages
380 to log on the console, too (like in Linux); get rid of "logstart"
382 * Add command line tool to access the U-Boot's environment
383 (board-specific for TRAB now, to be fixed later)
385 * Patch by Hans-Joerg Frieden, 06 Dec 2002
386 Fix misc problems with AmigaOne support
388 * Patch by Chris Hallinan, 3 Dec 2002:
389 minor cleanup to the MPC8245 EPIC driver
391 * Patch by Pierre Aubert , 28 Nov 2002
392 Add support for external (SIU) interrupts on MPC8xx
394 * Patch by Pierre Aubert , 28 Nov 2002
395 Fix nested syscalls bug in standalone applications
397 * Patch by David Müller, 27 Nov 2002:
398 fix output of "pciinfo" command for CardBus bridge devices.
400 * Fix bug in TQM8260 board detection - boards got stuck when board ID
403 * Add LED indication for IDE activity on KUP4K board
405 * Fix startup problems with VFD display on TRAB
407 * Patch by Pierre Aubert, 20 Nov 2002
408 Add driver for Epson SED13806 graphic controller.
409 Add support for BMP logos in cfb_console driver.
411 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
413 * Patch by Rod Boyce, 21 Nov 2002:
414 fix PCMCIA on MBX8xx board
416 * Patch by Pierre Aubert , 21 Nov 2002
417 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
418 bootmode word in DPRAM configurable
420 * Patch by Daniel Engström, 18 Nov 2002:
421 Fixes for x86 port (mostly strings issues)
423 * Patch by Ken Chou, 18 Nov 2002:
424 Fix for natsemi NIC cards (DP83815)
426 * Patch by Pierre Aubert, 19 Nov 2002:
427 fix a bug for the MII configuration, and some warnings
429 * Patch by Thomas Frieden, 13 Nov 2002:
430 Add code for AmigaOne board
431 (preliminary merge to U-Boot, still WIP)
433 * Patch by Jon Diekema, 12 Nov 2002:
434 - Adding URL for IEEE OUI lookup
435 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
437 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
438 root-on-nfs macros are designed to switch how the default boot
441 * Patch by Daniel Engström, 13 Nov 2002:
442 Add support for i386 architecture and AMD SC520 board
444 * Patch by Pierre Aubert, 12 Nov 2002:
445 Add support for DOS filesystem and booting from DOS floppy disk
447 * Patch by Jim Sandoz, 07 Nov 2002:
448 Increase number of network RX buffers (PKTBUFSRX in
449 "include/net.h") for EEPRO100 based boards (especially SP8240)
450 which showed "Receiver is not ready" errors when U-Boot was
451 processing the receive buffers slower than the network controller
454 * Patch by Andreas Oberritter, 09 Nov 2002:
455 Change behaviour of NetLoop(): return -1 for errors, filesize
456 otherwise; return code 0 is valid an means no file loaded - in this
457 case the environment still gets updated!
459 * Patches by Jon Diekema, 9 Nov 2002:
460 - improve ADC/DAC clocking on the SACSng board to align
461 the failing edges of LRCLK and SCLK
462 - sbc8260 configuration tweaks
463 - add status LED support for 82xx systems
464 - wire sspi/sspo commands into command handler; improved error
466 - add timestamp support and alternate memory test to the
469 * Patch by Vince Husovsky, 7 Nov 2002:
470 Add "-n" to linker options to get rid of "Not enough room for
471 program headers" problem
473 * Patch by David Müller, 05 Nov 2002
474 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
475 so we can use an already existing name
477 * Patch by Pierre Aubert, 05 Nov 2002
478 Hardware relatied improvments in FDC boot code
480 * Patch by Holger Schurig, 5 Nov 2002:
481 Make the PXA really change it's frequency
483 * Patch by Pierre Aubert, 05 Nov 2002
484 Add support for slave serial Spartan 2 FPGAs
486 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
489 * Add support for log buffer which can be passed to Linux kernel's
490 syslog mechanism; used especially for POST results.
492 * Patch by Klaus Heydeck, 31 Oct 2002:
493 Add initial support for kup4k board
495 * Patch by Robert Schwebel, 04 Nov 2002:
496 - use watchdog to reset PXA250 systems
497 - added progress callbacks to (some of the) ARM code
498 - update for Cogent CSB226 board
500 * Add support for FPS860 board
502 * Patch by Guillaume Alexandre,, 04 Nov 2002:
503 Improve PCI access on 32-bits Compact PCI bus
505 * Fix mdelay() on TRAB - this was still the debugging version with
506 seconds instead of ms.
508 * Patch by Robert Schwebel, 1 Nov 2002:
509 XScale related cleanup (affects all ARM boards)
511 * Cleanup of names and README.
513 ======================================================================
514 Notes for U-Boot 0.1.0:
515 ======================================================================
517 This is the initial version of "Das U-Boot", the Universal Boot Loader.
519 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
520 For information about the history of the project please see the
521 PPCBoot project page at http://sourceforge.net/projects/ppcboot
523 ======================================================================