1 ======================================================================
2 Changes since U-Boot 0.3.1:
3 ======================================================================
5 * Add support for Promess ATC board
7 * Patch by Keith Outwater, 28 Apr 2003:
8 - Miscellaneous corrections and additions to GEN860T board specific code.
9 - Added GEN860_SC variant to GEN860T.
10 - Miscellaneous corrections to GEN860T documentation.
11 - Correct duplicate entry in U-Boot CREDITS file.
12 - Add GEN860T_SC entry in MAINTAINERS file.
13 - Update CREDITS file with GEN860T_SC info.
15 * Update Smiths Aerospace addresses in MAINTAINERS file
17 * Fix error handling in hush's version of "run" command
20 - Splashscreen support
23 - temperature dependend enabling of LCD
25 * Allow booting from old "PPCBoot" disk partitions
27 * Add support for TQM8255 Board / MPC8255 CPU
29 ======================================================================
30 Changes for U-Boot 0.3.1:
31 ======================================================================
33 * Make sure Block Lock Bits get cleared in R360MPI flash driver
35 * MPC823 LCD driver: Fill color map backwards, to allow for steady
36 display when Linux takes over
38 * Patch by Erwin Rol, 27 Feb 2003:
39 Add support for RTEMS (this time for real).
41 * Add support for "bmp info" and "bmp display" commands to load
42 bitmap images; this can be used (for example in a "preboot"
43 command) to display a splash screen very quickly after poweron.
45 * Add support for 133 MHz clock on INCA-IP board
47 * Patch by Lutz Dennig, 10 Apr 2003:
48 Update for R360MPI board
50 * Add new meaning to "autostart" environment variable:
51 If set to "no", a standalone image passed to the
52 "bootm" command will be copied to the load address
53 (and eventually uncompressed), but NOT be started.
54 This can be used to load and uncompress arbitrary
57 * Patch by Stefan Roese, 10 Apr 2003:
58 Changed DHCP client to use IP address from server option field #54
59 from the OFFER packet in the server option field #54 in the REQUEST
60 packet. This fixes a problem using a Windows 2000 DHCP server,
61 where the DHCP-server is not the TFTP-server.
63 * Set max brightness for MN11236 displays on TRAB board
65 * Add support for TQM862L modules
67 ======================================================================
68 Changes for U-Boot 0.3.0:
69 ======================================================================
71 * Patch by Arun Dharankar, 4 Apr 2003:
72 Add IDMA example code (tested on 8260 only)
74 * Add support for Purple Board (MIPS64 5Kc)
76 * Add support for MIPS64 5Kc CPUs
78 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
80 * Patch by Denis Peter, 04 Apr 2003:
81 - update MIP405-4 board
83 * Patch by Stefan Roese, 4 Apr 2003:
84 - U-Boot version environment variable "ver" added
85 (CONFIG_VERSION_VARIABLE).
86 - Changed PPC405GPr version from A to B.
87 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
89 * Patches by Denis Peter, 03 April 2003:
90 - fix PCI IRQs on MPL boards
91 - fix two more un-relocated pointer problems
93 * Fix behaviour of "run" command:
94 - print error message iv variable does not exist
95 - terminate processing of arguments in case of error
97 * Patches by Peter Figuli, 10 Mar 2003
98 - Add support for BTUART on PXA platform
99 - Add support for WEP EP250 (PXA) board
101 * Fix flash problems on INCA-IP; add tool to allow bruning images to
102 flash using a BDI2000
104 * Implement fix for I2C Edge Conditions problem for all boards that
105 use the bit-banging driver (common/soft_i2c.c)
107 * Patch by Martin Winistoerfer, 23 Mar 2003
108 - Add port to MPC555/556 microcontrollers
109 - Add support for cmi customer board with
110 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
112 * Patch by Rick Bronson, 28 Mar 2003:
113 - fix common/cmd_nand.c
115 * Patch by Arun Dharankar, 24 Mar 2003:
116 - add threads / scheduler example code
118 * Add patches by Robert Schwebel, 31 Mar 2003:
119 - add ctrl-c support for kermit download
120 - align bdinfo output on ARM
121 - csb226 board: bring in sync with innokom/memsetup.S
122 - csb226 board: fix MDREFR handling
123 - misc doc fixes / extensions
124 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
125 - add BOOT_PROGRESS to armlinux.c
127 * Add CPU ID, version, and clock speed for INCA-IP
129 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
130 - fix SRAM and SDRAM memory sizing
131 - add status LED support
132 - add MAC address for second (SCC1) ethernet port
134 * Update default environment for TQM8260 board
136 * Patch by Rick Bronson, 16 Mar 2003:
137 - Add NAND flash support for reading, writing, and erasing NAND
138 flash (certain forms of which are called SmartMedia).
139 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
141 * Patches by Robert Schwebel, 19 Mar 2003:
142 - use arm-linux-gcc as default compiler for ARM
144 - fix missing baudrate setting
145 - added $loadaddr / CFG_LOAD_ADDR support to loadb
146 - moved "ignoring trailing characters" _before_ u-boot wants to
147 print out diagnostics messages; removes bogus characters at the
150 * Patch by John Zhan, 18 Mar 2003:
151 Add support for SinoVee Microsystems SC8xx boards
153 * Patch by Rolf Offermanns, 21 Mar 2003:
154 ported the dnp1110 related changes from the current armboot cvs to
155 current u-boot cvs. smc91111 does not work. problem marked in
156 smc91111.c, grep for "FIXME".
158 * Patch by Brian Auld, 25 Mar 2003:
159 Add support for STM flash chips on ebony board
161 * Add PCI support for MPC8250 Boards (PM825 module)
163 * Patch by Stefan Roese, 25 Mar 2003:
166 * Patch by Stefan Roese, 20 Mar 2003:
167 - CPCI4052 update (support for revision 3).
168 - Set edge conditioning circuitry on PPC405GPr for compatibility
169 to existing PPC405GP designs.
170 - Clip udiv to 5 bits on PPC405 (serial.c).
172 * Extend INCAIP board support:
173 - add automatic RAM size detection
174 - add "bdinfo" command
175 - pass flash address and size to Linux kernel
176 - switch to 150 MHz clock
178 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
179 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
180 boards, version 153 for Rev. 200 boards).
182 * Patch by Vladimir Gurevich, 12 Mar 2003:
183 Fix relocation problem of statically initialized string pointers
186 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
187 Cleanup & bug fixes for JFFS2 code:
188 - the memory mangement was broken. It caused havoc on malloc by
189 writing beyond the block boundaries.
190 - the length calculation for files was wrong, sometimes resulting
192 - data copying now optionally takes fragment version numbers into
193 account, to avoid copying from older data.
194 See doc/README.JFFS2 for details.
196 * Patch by Josef Wagner, 12 Mar 2003:
197 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
198 - ETH05 and BEDBUG support for CU824
199 - added support for MicroSys CPC45
200 - new BOOTROM/FLASH0 and DOC base for PM826
202 * Patch by Robert Schwebel, 12 Mar 2003:
203 Fix the chpart command on innokom board
206 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
207 s/PPCBoot/U-Boot/ in some files
208 s/pImage/uImage/ in some files
210 * Patch by Detlev Zundel, 15 Jan 2003:
211 Fix '' command line quoting
213 * Patch by The LEOX team, 19 Jan 2003:
214 - add support for the ELPT860 board
215 - add support for Dallas ds164x RTC
217 * Patches by David Müller, 31 Jan 2003:
218 - minimal setup for CardBus bridges
219 - add EEPROM read/write support in the CS8900 driver
220 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
221 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
223 * Patch by Steven Scholz, 04 Feb 2003:
224 add support for RTC DS1307
226 * Patch by Reinhard Meyer, 5 Feb 2003:
227 fix PLPRCR/SCCR init sequence on 8xx to allow for
228 changes of EBDF by software
230 * Patch by Vladimir Gurevich, 07 Feb 2003:
231 "API-compatibility patch" for 4xx I2C driver
233 * TRAB fixes / extensions:
234 - Restore VFD brightness as saved in environment
235 - add support for FGujitsu flashes
236 - make sure both buzzers are turned off (drive low level)
238 * Patches by Robert Schwebel, 06 Mar 2003:
239 - fix bug in BOOTP code (must use NetCopyIP)
240 - update of CSB226 port
241 - clear BSS segment on XScale
242 - added support for i2c_init_board() function
243 - update to the Innokom plattform
245 * Extend support for redundand environments for configurations where
246 environment size < sector size
248 * Patch by Rune Torgersen, 13 Feb 2003:
249 Add support for Motorola MPC8266ADS board
251 * Patch by Kyle Harris, 19 Feb 2003:
252 patches for the Intel lubbock board:
253 memsetup.S - general cleanup (based on Robert's csb226 code)
254 flash.c - overhaul, actually works now
255 lubbock.c - fix init funcs to return proper value
257 * Patch by Kenneth Johansson, 26 Feb 2003:
258 - Fixed off by one in RFTA calculation.
259 - No need to abort when LDF is lower than we can program it's only
260 minimum timing so clamp it to what we can do.
261 - Takes function pointer to function for reading the spd_nvram. Usefull
262 for faking data or hardcode a module without the nvram.
263 - fix other user for above change
266 * Patches by Brian Waite, 26 Feb 2003:
267 - fix port for evb64260 board
268 - fix PCI for evb64260 board
271 * Patch by Reinhard Meyer, 1 Mar 2003:
272 Add support for EMK TOP860 Module
274 * Patch by Yuli Barcohen, 02 Mar 2003:
275 Add SPD EEPROM support for MPC8260ADS board
277 * Patch by Robert Schwebel, 21 Jan 2003:
278 - Add support for Innokom board
279 - Don't complain if "install" fails
280 - README cleanup (remove duplicated lines)
281 - Update PXA header files
283 * Add documentation for existing POST code (doc/README.POST)
285 * Patch by Laudney Ren, 15 Jan 2003:
286 Fix handling of redundand environment in "tools/envcrc.c"
288 * Patch by Detlev Zundel, 28 Feb 2003:
289 Add bedbug support for 824x systems
291 * Add support for 16 MB flash configuration of TRAB board
293 * Patch by Erwin Rol, 27 Feb 2003:
294 Add support for RTEMS
296 * Add image information to README
298 * Patch by Stefan Roese, 18 Feb 2003:
299 CPCIISER4 configuration updated.
301 * Patch by Stefan Roese, 17 Feb 2003:
302 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
304 * Patch by Stefan Roese, 13 Feb 2003:
305 Add "pcidelay" environment variable (in ms, enabled via
306 CONFIG_PCI_BOOTDELAY).
307 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
308 RST# to respond to configuration cycles (33MHz -> 1s).
310 * Fix dual PCMCIA slot support (when running with just one
313 * Add VFD type detection to trab board
315 * extend drivers/cs8900.c driver to synchronize ethaddr environment
316 variable with value in the EEPROM
318 * Patch by Stefan Roese, 10 Feb 2003:
319 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
321 * Add support for MIPS32 4Kc CPUs
323 * Add support for INCA-IP Board
325 ======================================================================
326 Changes for U-Boot 0.2.2:
327 ======================================================================
329 * Add dual ethernet support on PM826
331 * Add support for LXT971 PHY on PM826
333 * Patch by Tord Andersson, 16 Jan 2003:
334 Fix flash sector count for TQM8xxL
336 * Fix I2C EEPROM problem on ICU862 board (would only write the first
337 16 bytes out of each 32 byte block)
339 ======================================================================
340 Changes for U-Boot 0.2.1:
341 ======================================================================
343 * Add support for V37 board
344 (patch by Jón Benediktsson, 11 Dec 2002)
346 * Update baudrate in bd_info when it gets changed
348 * Add watchdog trigger points while waiting for serial port
349 (so far only 8xx -- needed on LWMON with 100ms watchdog)
351 * Improve command line tool to access the U-Boot's environment
352 (figuration of the utility, using a config file)
354 * Add single quote support for (old) command line parser
356 * Switch LWMON board default config from FRAM to EEPROM;
357 in POST, EEPROM shows up on 8 addresses
359 ======================================================================
360 Changes for U-Boot 0.2.0:
361 ======================================================================
363 * Use 1-byte-read instead of -write for iprobe() function
364 Add i2c commands to PM826 config
366 * extend I2C POST code: check for list on known addresses
368 * Improve log buffer code; use "loglevel" to decide which messages
369 to log on the console, too (like in Linux); get rid of "logstart"
371 * Add command line tool to access the U-Boot's environment
372 (board-specific for TRAB now, to be fixed later)
374 * Patch by Hans-Joerg Frieden, 06 Dec 2002
375 Fix misc problems with AmigaOne support
377 * Patch by Chris Hallinan, 3 Dec 2002:
378 minor cleanup to the MPC8245 EPIC driver
380 * Patch by Pierre Aubert , 28 Nov 2002
381 Add support for external (SIU) interrupts on MPC8xx
383 * Patch by Pierre Aubert , 28 Nov 2002
384 Fix nested syscalls bug in standalone applications
386 * Patch by David Müller, 27 Nov 2002:
387 fix output of "pciinfo" command for CardBus bridge devices.
389 * Fix bug in TQM8260 board detection - boards got stuck when board ID
392 * Add LED indication for IDE activity on KUP4K board
394 * Fix startup problems with VFD display on TRAB
396 * Patch by Pierre Aubert, 20 Nov 2002
397 Add driver for Epson SED13806 graphic controller.
398 Add support for BMP logos in cfb_console driver.
400 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
402 * Patch by Rod Boyce, 21 Nov 2002:
403 fix PCMCIA on MBX8xx board
405 * Patch by Pierre Aubert , 21 Nov 2002
406 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
407 bootmode word in DPRAM configurable
409 * Patch by Daniel Engström, 18 Nov 2002:
410 Fixes for x86 port (mostly strings issues)
412 * Patch by Ken Chou, 18 Nov 2002:
413 Fix for natsemi NIC cards (DP83815)
415 * Patch by Pierre Aubert, 19 Nov 2002:
416 fix a bug for the MII configuration, and some warnings
418 * Patch by Thomas Frieden, 13 Nov 2002:
419 Add code for AmigaOne board
420 (preliminary merge to U-Boot, still WIP)
422 * Patch by Jon Diekema, 12 Nov 2002:
423 - Adding URL for IEEE OUI lookup
424 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
426 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
427 root-on-nfs macros are designed to switch how the default boot
430 * Patch by Daniel Engström, 13 Nov 2002:
431 Add support for i386 architecture and AMD SC520 board
433 * Patch by Pierre Aubert, 12 Nov 2002:
434 Add support for DOS filesystem and booting from DOS floppy disk
436 * Patch by Jim Sandoz, 07 Nov 2002:
437 Increase number of network RX buffers (PKTBUFSRX in
438 "include/net.h") for EEPRO100 based boards (especially SP8240)
439 which showed "Receiver is not ready" errors when U-Boot was
440 processing the receive buffers slower than the network controller
443 * Patch by Andreas Oberritter, 09 Nov 2002:
444 Change behaviour of NetLoop(): return -1 for errors, filesize
445 otherwise; return code 0 is valid an means no file loaded - in this
446 case the environment still gets updated!
448 * Patches by Jon Diekema, 9 Nov 2002:
449 - improve ADC/DAC clocking on the SACSng board to align
450 the failing edges of LRCLK and SCLK
451 - sbc8260 configuration tweaks
452 - add status LED support for 82xx systems
453 - wire sspi/sspo commands into command handler; improved error
455 - add timestamp support and alternate memory test to the
458 * Patch by Vince Husovsky, 7 Nov 2002:
459 Add "-n" to linker options to get rid of "Not enough room for
460 program headers" problem
462 * Patch by David Müller, 05 Nov 2002
463 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
464 so we can use an already existing name
466 * Patch by Pierre Aubert, 05 Nov 2002
467 Hardware relatied improvments in FDC boot code
469 * Patch by Holger Schurig, 5 Nov 2002:
470 Make the PXA really change it's frequency
472 * Patch by Pierre Aubert, 05 Nov 2002
473 Add support for slave serial Spartan 2 FPGAs
475 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
478 * Add support for log buffer which can be passed to Linux kernel's
479 syslog mechanism; used especially for POST results.
481 * Patch by Klaus Heydeck, 31 Oct 2002:
482 Add initial support for kup4k board
484 * Patch by Robert Schwebel, 04 Nov 2002:
485 - use watchdog to reset PXA250 systems
486 - added progress callbacks to (some of the) ARM code
487 - update for Cogent CSB226 board
489 * Add support for FPS860 board
491 * Patch by Guillaume Alexandre,, 04 Nov 2002:
492 Improve PCI access on 32-bits Compact PCI bus
494 * Fix mdelay() on TRAB - this was still the debugging version with
495 seconds instead of ms.
497 * Patch by Robert Schwebel, 1 Nov 2002:
498 XScale related cleanup (affects all ARM boards)
500 * Cleanup of names and README.
502 ======================================================================
503 Notes for U-Boot 0.1.0:
504 ======================================================================
506 This is the initial version of "Das U-Boot", the Universal Boot Loader.
508 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
509 For information about the history of the project please see the
510 PPCBoot project page at http://sourceforge.net/projects/ppcboot
512 ======================================================================