1 ======================================================================
2 Changes since U-Boot 0.3.1:
3 ======================================================================
5 * Add support for CompactFlash on ATC board
6 (includes support for Intel 82365 and compatible PC Card controllers,
7 and Yenta-compatible PCI-to-CardBus controllers)
9 * Patch by Mathijs Haarman, 08 May 2003:
10 Add lan91c96 driver (tested on Lubbock and custom PXA250 board only)
12 * Fix problem with usage of "true" (undefined in current versions of bfd.h)
14 * Add support for Promess ATC board
16 * Patch by Keith Outwater, 28 Apr 2003:
17 - Miscellaneous corrections and additions to GEN860T board specific code.
18 - Added GEN860_SC variant to GEN860T.
19 - Miscellaneous corrections to GEN860T documentation.
20 - Correct duplicate entry in U-Boot CREDITS file.
21 - Add GEN860T_SC entry in MAINTAINERS file.
22 - Update CREDITS file with GEN860T_SC info.
24 * Update Smiths Aerospace addresses in MAINTAINERS file
26 * Fix error handling in hush's version of "run" command
29 - Splashscreen support
32 - temperature dependend enabling of LCD
34 * Allow booting from old "PPCBoot" disk partitions
36 * Add support for TQM8255 Board / MPC8255 CPU
38 ======================================================================
39 Changes for U-Boot 0.3.1:
40 ======================================================================
42 * Make sure Block Lock Bits get cleared in R360MPI flash driver
44 * MPC823 LCD driver: Fill color map backwards, to allow for steady
45 display when Linux takes over
47 * Patch by Erwin Rol, 27 Feb 2003:
48 Add support for RTEMS (this time for real).
50 * Add support for "bmp info" and "bmp display" commands to load
51 bitmap images; this can be used (for example in a "preboot"
52 command) to display a splash screen very quickly after poweron.
54 * Add support for 133 MHz clock on INCA-IP board
56 * Patch by Lutz Dennig, 10 Apr 2003:
57 Update for R360MPI board
59 * Add new meaning to "autostart" environment variable:
60 If set to "no", a standalone image passed to the
61 "bootm" command will be copied to the load address
62 (and eventually uncompressed), but NOT be started.
63 This can be used to load and uncompress arbitrary
66 * Patch by Stefan Roese, 10 Apr 2003:
67 Changed DHCP client to use IP address from server option field #54
68 from the OFFER packet in the server option field #54 in the REQUEST
69 packet. This fixes a problem using a Windows 2000 DHCP server,
70 where the DHCP-server is not the TFTP-server.
72 * Set max brightness for MN11236 displays on TRAB board
74 * Add support for TQM862L modules
76 ======================================================================
77 Changes for U-Boot 0.3.0:
78 ======================================================================
80 * Patch by Arun Dharankar, 4 Apr 2003:
81 Add IDMA example code (tested on 8260 only)
83 * Add support for Purple Board (MIPS64 5Kc)
85 * Add support for MIPS64 5Kc CPUs
87 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
89 * Patch by Denis Peter, 04 Apr 2003:
90 - update MIP405-4 board
92 * Patch by Stefan Roese, 4 Apr 2003:
93 - U-Boot version environment variable "ver" added
94 (CONFIG_VERSION_VARIABLE).
95 - Changed PPC405GPr version from A to B.
96 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
98 * Patches by Denis Peter, 03 April 2003:
99 - fix PCI IRQs on MPL boards
100 - fix two more un-relocated pointer problems
102 * Fix behaviour of "run" command:
103 - print error message iv variable does not exist
104 - terminate processing of arguments in case of error
106 * Patches by Peter Figuli, 10 Mar 2003
107 - Add support for BTUART on PXA platform
108 - Add support for WEP EP250 (PXA) board
110 * Fix flash problems on INCA-IP; add tool to allow bruning images to
111 flash using a BDI2000
113 * Implement fix for I2C Edge Conditions problem for all boards that
114 use the bit-banging driver (common/soft_i2c.c)
116 * Patch by Martin Winistoerfer, 23 Mar 2003
117 - Add port to MPC555/556 microcontrollers
118 - Add support for cmi customer board with
119 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
121 * Patch by Rick Bronson, 28 Mar 2003:
122 - fix common/cmd_nand.c
124 * Patch by Arun Dharankar, 24 Mar 2003:
125 - add threads / scheduler example code
127 * Add patches by Robert Schwebel, 31 Mar 2003:
128 - add ctrl-c support for kermit download
129 - align bdinfo output on ARM
130 - csb226 board: bring in sync with innokom/memsetup.S
131 - csb226 board: fix MDREFR handling
132 - misc doc fixes / extensions
133 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
134 - add BOOT_PROGRESS to armlinux.c
136 * Add CPU ID, version, and clock speed for INCA-IP
138 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
139 - fix SRAM and SDRAM memory sizing
140 - add status LED support
141 - add MAC address for second (SCC1) ethernet port
143 * Update default environment for TQM8260 board
145 * Patch by Rick Bronson, 16 Mar 2003:
146 - Add NAND flash support for reading, writing, and erasing NAND
147 flash (certain forms of which are called SmartMedia).
148 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
150 * Patches by Robert Schwebel, 19 Mar 2003:
151 - use arm-linux-gcc as default compiler for ARM
153 - fix missing baudrate setting
154 - added $loadaddr / CFG_LOAD_ADDR support to loadb
155 - moved "ignoring trailing characters" _before_ u-boot wants to
156 print out diagnostics messages; removes bogus characters at the
159 * Patch by John Zhan, 18 Mar 2003:
160 Add support for SinoVee Microsystems SC8xx boards
162 * Patch by Rolf Offermanns, 21 Mar 2003:
163 ported the dnp1110 related changes from the current armboot cvs to
164 current u-boot cvs. smc91111 does not work. problem marked in
165 smc91111.c, grep for "FIXME".
167 * Patch by Brian Auld, 25 Mar 2003:
168 Add support for STM flash chips on ebony board
170 * Add PCI support for MPC8250 Boards (PM825 module)
172 * Patch by Stefan Roese, 25 Mar 2003:
175 * Patch by Stefan Roese, 20 Mar 2003:
176 - CPCI4052 update (support for revision 3).
177 - Set edge conditioning circuitry on PPC405GPr for compatibility
178 to existing PPC405GP designs.
179 - Clip udiv to 5 bits on PPC405 (serial.c).
181 * Extend INCAIP board support:
182 - add automatic RAM size detection
183 - add "bdinfo" command
184 - pass flash address and size to Linux kernel
185 - switch to 150 MHz clock
187 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
188 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
189 boards, version 153 for Rev. 200 boards).
191 * Patch by Vladimir Gurevich, 12 Mar 2003:
192 Fix relocation problem of statically initialized string pointers
195 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
196 Cleanup & bug fixes for JFFS2 code:
197 - the memory mangement was broken. It caused havoc on malloc by
198 writing beyond the block boundaries.
199 - the length calculation for files was wrong, sometimes resulting
201 - data copying now optionally takes fragment version numbers into
202 account, to avoid copying from older data.
203 See doc/README.JFFS2 for details.
205 * Patch by Josef Wagner, 12 Mar 2003:
206 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
207 - ETH05 and BEDBUG support for CU824
208 - added support for MicroSys CPC45
209 - new BOOTROM/FLASH0 and DOC base for PM826
211 * Patch by Robert Schwebel, 12 Mar 2003:
212 Fix the chpart command on innokom board
215 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
216 s/PPCBoot/U-Boot/ in some files
217 s/pImage/uImage/ in some files
219 * Patch by Detlev Zundel, 15 Jan 2003:
220 Fix '' command line quoting
222 * Patch by The LEOX team, 19 Jan 2003:
223 - add support for the ELPT860 board
224 - add support for Dallas ds164x RTC
226 * Patches by David Müller, 31 Jan 2003:
227 - minimal setup for CardBus bridges
228 - add EEPROM read/write support in the CS8900 driver
229 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
230 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
232 * Patch by Steven Scholz, 04 Feb 2003:
233 add support for RTC DS1307
235 * Patch by Reinhard Meyer, 5 Feb 2003:
236 fix PLPRCR/SCCR init sequence on 8xx to allow for
237 changes of EBDF by software
239 * Patch by Vladimir Gurevich, 07 Feb 2003:
240 "API-compatibility patch" for 4xx I2C driver
242 * TRAB fixes / extensions:
243 - Restore VFD brightness as saved in environment
244 - add support for FGujitsu flashes
245 - make sure both buzzers are turned off (drive low level)
247 * Patches by Robert Schwebel, 06 Mar 2003:
248 - fix bug in BOOTP code (must use NetCopyIP)
249 - update of CSB226 port
250 - clear BSS segment on XScale
251 - added support for i2c_init_board() function
252 - update to the Innokom plattform
254 * Extend support for redundand environments for configurations where
255 environment size < sector size
257 * Patch by Rune Torgersen, 13 Feb 2003:
258 Add support for Motorola MPC8266ADS board
260 * Patch by Kyle Harris, 19 Feb 2003:
261 patches for the Intel lubbock board:
262 memsetup.S - general cleanup (based on Robert's csb226 code)
263 flash.c - overhaul, actually works now
264 lubbock.c - fix init funcs to return proper value
266 * Patch by Kenneth Johansson, 26 Feb 2003:
267 - Fixed off by one in RFTA calculation.
268 - No need to abort when LDF is lower than we can program it's only
269 minimum timing so clamp it to what we can do.
270 - Takes function pointer to function for reading the spd_nvram. Usefull
271 for faking data or hardcode a module without the nvram.
272 - fix other user for above change
275 * Patches by Brian Waite, 26 Feb 2003:
276 - fix port for evb64260 board
277 - fix PCI for evb64260 board
280 * Patch by Reinhard Meyer, 1 Mar 2003:
281 Add support for EMK TOP860 Module
283 * Patch by Yuli Barcohen, 02 Mar 2003:
284 Add SPD EEPROM support for MPC8260ADS board
286 * Patch by Robert Schwebel, 21 Jan 2003:
287 - Add support for Innokom board
288 - Don't complain if "install" fails
289 - README cleanup (remove duplicated lines)
290 - Update PXA header files
292 * Add documentation for existing POST code (doc/README.POST)
294 * Patch by Laudney Ren, 15 Jan 2003:
295 Fix handling of redundand environment in "tools/envcrc.c"
297 * Patch by Detlev Zundel, 28 Feb 2003:
298 Add bedbug support for 824x systems
300 * Add support for 16 MB flash configuration of TRAB board
302 * Patch by Erwin Rol, 27 Feb 2003:
303 Add support for RTEMS
305 * Add image information to README
307 * Patch by Stefan Roese, 18 Feb 2003:
308 CPCIISER4 configuration updated.
310 * Patch by Stefan Roese, 17 Feb 2003:
311 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
313 * Patch by Stefan Roese, 13 Feb 2003:
314 Add "pcidelay" environment variable (in ms, enabled via
315 CONFIG_PCI_BOOTDELAY).
316 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
317 RST# to respond to configuration cycles (33MHz -> 1s).
319 * Fix dual PCMCIA slot support (when running with just one
322 * Add VFD type detection to trab board
324 * extend drivers/cs8900.c driver to synchronize ethaddr environment
325 variable with value in the EEPROM
327 * Patch by Stefan Roese, 10 Feb 2003:
328 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
330 * Add support for MIPS32 4Kc CPUs
332 * Add support for INCA-IP Board
334 ======================================================================
335 Changes for U-Boot 0.2.2:
336 ======================================================================
338 * Add dual ethernet support on PM826
340 * Add support for LXT971 PHY on PM826
342 * Patch by Tord Andersson, 16 Jan 2003:
343 Fix flash sector count for TQM8xxL
345 * Fix I2C EEPROM problem on ICU862 board (would only write the first
346 16 bytes out of each 32 byte block)
348 ======================================================================
349 Changes for U-Boot 0.2.1:
350 ======================================================================
352 * Add support for V37 board
353 (patch by Jón Benediktsson, 11 Dec 2002)
355 * Update baudrate in bd_info when it gets changed
357 * Add watchdog trigger points while waiting for serial port
358 (so far only 8xx -- needed on LWMON with 100ms watchdog)
360 * Improve command line tool to access the U-Boot's environment
361 (figuration of the utility, using a config file)
363 * Add single quote support for (old) command line parser
365 * Switch LWMON board default config from FRAM to EEPROM;
366 in POST, EEPROM shows up on 8 addresses
368 ======================================================================
369 Changes for U-Boot 0.2.0:
370 ======================================================================
372 * Use 1-byte-read instead of -write for iprobe() function
373 Add i2c commands to PM826 config
375 * extend I2C POST code: check for list on known addresses
377 * Improve log buffer code; use "loglevel" to decide which messages
378 to log on the console, too (like in Linux); get rid of "logstart"
380 * Add command line tool to access the U-Boot's environment
381 (board-specific for TRAB now, to be fixed later)
383 * Patch by Hans-Joerg Frieden, 06 Dec 2002
384 Fix misc problems with AmigaOne support
386 * Patch by Chris Hallinan, 3 Dec 2002:
387 minor cleanup to the MPC8245 EPIC driver
389 * Patch by Pierre Aubert , 28 Nov 2002
390 Add support for external (SIU) interrupts on MPC8xx
392 * Patch by Pierre Aubert , 28 Nov 2002
393 Fix nested syscalls bug in standalone applications
395 * Patch by David Müller, 27 Nov 2002:
396 fix output of "pciinfo" command for CardBus bridge devices.
398 * Fix bug in TQM8260 board detection - boards got stuck when board ID
401 * Add LED indication for IDE activity on KUP4K board
403 * Fix startup problems with VFD display on TRAB
405 * Patch by Pierre Aubert, 20 Nov 2002
406 Add driver for Epson SED13806 graphic controller.
407 Add support for BMP logos in cfb_console driver.
409 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
411 * Patch by Rod Boyce, 21 Nov 2002:
412 fix PCMCIA on MBX8xx board
414 * Patch by Pierre Aubert , 21 Nov 2002
415 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
416 bootmode word in DPRAM configurable
418 * Patch by Daniel Engström, 18 Nov 2002:
419 Fixes for x86 port (mostly strings issues)
421 * Patch by Ken Chou, 18 Nov 2002:
422 Fix for natsemi NIC cards (DP83815)
424 * Patch by Pierre Aubert, 19 Nov 2002:
425 fix a bug for the MII configuration, and some warnings
427 * Patch by Thomas Frieden, 13 Nov 2002:
428 Add code for AmigaOne board
429 (preliminary merge to U-Boot, still WIP)
431 * Patch by Jon Diekema, 12 Nov 2002:
432 - Adding URL for IEEE OUI lookup
433 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
435 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
436 root-on-nfs macros are designed to switch how the default boot
439 * Patch by Daniel Engström, 13 Nov 2002:
440 Add support for i386 architecture and AMD SC520 board
442 * Patch by Pierre Aubert, 12 Nov 2002:
443 Add support for DOS filesystem and booting from DOS floppy disk
445 * Patch by Jim Sandoz, 07 Nov 2002:
446 Increase number of network RX buffers (PKTBUFSRX in
447 "include/net.h") for EEPRO100 based boards (especially SP8240)
448 which showed "Receiver is not ready" errors when U-Boot was
449 processing the receive buffers slower than the network controller
452 * Patch by Andreas Oberritter, 09 Nov 2002:
453 Change behaviour of NetLoop(): return -1 for errors, filesize
454 otherwise; return code 0 is valid an means no file loaded - in this
455 case the environment still gets updated!
457 * Patches by Jon Diekema, 9 Nov 2002:
458 - improve ADC/DAC clocking on the SACSng board to align
459 the failing edges of LRCLK and SCLK
460 - sbc8260 configuration tweaks
461 - add status LED support for 82xx systems
462 - wire sspi/sspo commands into command handler; improved error
464 - add timestamp support and alternate memory test to the
467 * Patch by Vince Husovsky, 7 Nov 2002:
468 Add "-n" to linker options to get rid of "Not enough room for
469 program headers" problem
471 * Patch by David Müller, 05 Nov 2002
472 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
473 so we can use an already existing name
475 * Patch by Pierre Aubert, 05 Nov 2002
476 Hardware relatied improvments in FDC boot code
478 * Patch by Holger Schurig, 5 Nov 2002:
479 Make the PXA really change it's frequency
481 * Patch by Pierre Aubert, 05 Nov 2002
482 Add support for slave serial Spartan 2 FPGAs
484 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
487 * Add support for log buffer which can be passed to Linux kernel's
488 syslog mechanism; used especially for POST results.
490 * Patch by Klaus Heydeck, 31 Oct 2002:
491 Add initial support for kup4k board
493 * Patch by Robert Schwebel, 04 Nov 2002:
494 - use watchdog to reset PXA250 systems
495 - added progress callbacks to (some of the) ARM code
496 - update for Cogent CSB226 board
498 * Add support for FPS860 board
500 * Patch by Guillaume Alexandre,, 04 Nov 2002:
501 Improve PCI access on 32-bits Compact PCI bus
503 * Fix mdelay() on TRAB - this was still the debugging version with
504 seconds instead of ms.
506 * Patch by Robert Schwebel, 1 Nov 2002:
507 XScale related cleanup (affects all ARM boards)
509 * Cleanup of names and README.
511 ======================================================================
512 Notes for U-Boot 0.1.0:
513 ======================================================================
515 This is the initial version of "Das U-Boot", the Universal Boot Loader.
517 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
518 For information about the history of the project please see the
519 PPCBoot project page at http://sourceforge.net/projects/ppcboot
521 ======================================================================