1 ======================================================================
2 Changes since U-Boot 0.3.0:
3 ======================================================================
5 * Add support for TQM862L modules
7 ======================================================================
8 Changes for U-Boot 0.3.0:
9 ======================================================================
11 * Patch by Arun Dharankar, 4 Apr 2003:
12 Add IDMA example code (tested on 8260 only)
14 * Add support for Purple Board (MIPS64 5Kc)
16 * Add support for MIPS64 5Kc CPUs
18 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
20 * Patch by Denis Peter, 04 Apr 2003:
21 - update MIP405-4 board
23 * Patch by Stefan Roese, 4 Apr 2003:
24 - U-Boot version environment variable "ver" added
25 (CONFIG_VERSION_VARIABLE).
26 - Changed PPC405GPr version from A to B.
27 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
29 * Patches by Denis Peter, 03 April 2003:
30 - fix PCI IRQs on MPL boards
31 - fix two more un-relocated pointer problems
33 * Fix behaviour of "run" command:
34 - print error message iv variable does not exist
35 - terminate processing of arguments in case of error
37 * Patches by Peter Figuli, 10 Mar 2003
38 - Add support for BTUART on PXA platform
39 - Add support for WEP EP250 (PXA) board
41 * Fix flash problems on INCA-IP; add tool to allow bruning images to
44 * Implement fix for I2C Edge Conditions problem for all boards that
45 use the bit-banging driver (common/soft_i2c.c)
47 * Patch by Martin Winistoerfer, 23 Mar 2003
48 - Add port to MPC555/556 microcontrollers
49 - Add support for cmi customer board with
50 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
52 * Patch by Rick Bronson, 28 Mar 2003:
53 - fix common/cmd_nand.c
55 * Patch by Arun Dharankar, 24 Mar 2003:
56 - add threads / scheduler example code
58 * Add patches by Robert Schwebel, 31 Mar 2003:
59 - add ctrl-c support for kermit download
60 - align bdinfo output on ARM
61 - csb226 board: bring in sync with innokom/memsetup.S
62 - csb226 board: fix MDREFR handling
63 - misc doc fixes / extensions
64 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
65 - add BOOT_PROGRESS to armlinux.c
67 * Add CPU ID, version, and clock speed for INCA-IP
69 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
70 - fix SRAM and SDRAM memory sizing
71 - add status LED support
72 - add MAC address for second (SCC1) ethernet port
74 * Update default environment for TQM8260 board
76 * Patch by Rick Bronson, 16 Mar 2003:
77 - Add NAND flash support for reading, writing, and erasing NAND
78 flash (certain forms of which are called SmartMedia).
79 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
81 * Patches by Robert Schwebel, 19 Mar 2003:
82 - use arm-linux-gcc as default compiler for ARM
84 - fix missing baudrate setting
85 - added $loadaddr / CFG_LOAD_ADDR support to loadb
86 - moved "ignoring trailing characters" _before_ u-boot wants to
87 print out diagnostics messages; removes bogus characters at the
90 * Patch by John Zhan, 18 Mar 2003:
91 Add support for SinoVee Microsystems SC8xx boards
93 * Patch by Rolf Offermanns, 21 Mar 2003:
94 ported the dnp1110 related changes from the current armboot cvs to
95 current u-boot cvs. smc91111 does not work. problem marked in
96 smc91111.c, grep for "FIXME".
98 * Patch by Brian Auld, 25 Mar 2003:
99 Add support for STM flash chips on ebony board
101 * Add PCI support for MPC8250 Boards (PM825 module)
103 * Patch by Stefan Roese, 25 Mar 2003:
106 * Patch by Stefan Roese, 20 Mar 2003:
107 - CPCI4052 update (support for revision 3).
108 - Set edge conditioning circuitry on PPC405GPr for compatibility
109 to existing PPC405GP designs.
110 - Clip udiv to 5 bits on PPC405 (serial.c).
112 * Extend INCAIP board support:
113 - add automatic RAM size detection
114 - add "bdinfo" command
115 - pass flash address and size to Linux kernel
116 - switch to 150 MHz clock
118 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
119 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
120 boards, version 153 for Rev. 200 boards).
122 * Patch by Vladimir Gurevich, 12 Mar 2003:
123 Fix relocation problem of statically initialized string pointers
126 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
127 Cleanup & bug fixes for JFFS2 code:
128 - the memory mangement was broken. It caused havoc on malloc by
129 writing beyond the block boundaries.
130 - the length calculation for files was wrong, sometimes resulting
132 - data copying now optionally takes fragment version numbers into
133 account, to avoid copying from older data.
134 See doc/README.JFFS2 for details.
136 * Patch by Josef Wagner, 12 Mar 2003:
137 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
138 - ETH05 and BEDBUG support for CU824
139 - added support for MicroSys CPC45
140 - new BOOTROM/FLASH0 and DOC base for PM826
142 * Patch by Robert Schwebel, 12 Mar 2003:
143 Fix the chpart command on innokom board
146 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
147 s/PPCBoot/U-Boot/ in some files
148 s/pImage/uImage/ in some files
150 * Patch by Detlev Zundel, 15 Jan 2003:
151 Fix '' command line quoting
153 * Patch by The LEOX team, 19 Jan 2003:
154 - add support for the ELPT860 board
155 - add support for Dallas ds164x RTC
157 * Patches by David Müller, 31 Jan 2003:
158 - minimal setup for CardBus bridges
159 - add EEPROM read/write support in the CS8900 driver
160 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
161 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
163 * Patch by Steven Scholz, 04 Feb 2003:
164 add support for RTC DS1307
166 * Patch by Reinhard Meyer, 5 Feb 2003:
167 fix PLPRCR/SCCR init sequence on 8xx to allow for
168 changes of EBDF by software
170 * Patch by Vladimir Gurevich, 07 Feb 2003:
171 "API-compatibility patch" for 4xx I2C driver
173 * TRAB fixes / extensions:
174 - Restore VFD brightness as saved in environment
175 - add support for FGujitsu flashes
176 - make sure both buzzers are turned off (drive low level)
178 * Patches by Robert Schwebel, 06 Mar 2003:
179 - fix bug in BOOTP code (must use NetCopyIP)
180 - update of CSB226 port
181 - clear BSS segment on XScale
182 - added support for i2c_init_board() function
183 - update to the Innokom plattform
185 * Extend support for redundand environments for configurations where
186 environment size < sector size
188 * Patch by Rune Torgersen, 13 Feb 2003:
189 Add support for Motorola MPC8266ADS board
191 * Patch by Kyle Harris, 19 Feb 2003:
192 patches for the Intel lubbock board:
193 memsetup.S - general cleanup (based on Robert's csb226 code)
194 flash.c - overhaul, actually works now
195 lubbock.c - fix init funcs to return proper value
197 * Patch by Kenneth Johansson, 26 Feb 2003:
198 - Fixed off by one in RFTA calculation.
199 - No need to abort when LDF is lower than we can program it's only
200 minimum timing so clamp it to what we can do.
201 - Takes function pointer to function for reading the spd_nvram. Usefull
202 for faking data or hardcode a module without the nvram.
203 - fix other user for above change
206 * Patches by Brian Waite, 26 Feb 2003:
207 - fix port for evb64260 board
208 - fix PCI for evb64260 board
211 * Patch by Reinhard Meyer, 1 Mar 2003:
212 Add support for EMK TOP860 Module
214 * Patch by Yuli Barcohen, 02 Mar 2003:
215 Add SPD EEPROM support for MPC8260ADS board
217 * Patch by Robert Schwebel, 21 Jan 2003:
218 - Add support for Innokom board
219 - Don't complain if "install" fails
220 - README cleanup (remove duplicated lines)
221 - Update PXA header files
223 * Add documentation for existing POST code (doc/README.POST)
225 * Patch by Laudney Ren, 15 Jan 2003:
226 Fix handling of redundand environment in "tools/envcrc.c"
228 * Patch by Detlev Zundel, 28 Feb 2003:
229 Add bedbug support for 824x systems
231 * Add support for 16 MB flash configuration of TRAB board
233 * Patch by Erwin Rol, 27 Feb 2003:
234 Add support for RTEMS
236 * Add image information to README
238 * Patch by Stefan Roese, 18 Feb 2003:
239 CPCIISER4 configuration updated.
241 * Patch by Stefan Roese, 17 Feb 2003:
242 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
244 * Patch by Stefan Roese, 13 Feb 2003:
245 Add "pcidelay" environment variable (in ms, enabled via
246 CONFIG_PCI_BOOTDELAY).
247 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
248 RST# to respond to configuration cycles (33MHz -> 1s).
250 * Fix dual PCMCIA slot support (when running with just one
253 * Add VFD type detection to trab board
255 * extend drivers/cs8900.c driver to synchronize ethaddr environment
256 variable with value in the EEPROM
258 * Patch by Stefan Roese, 10 Feb 2003:
259 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
261 * Add support for MIPS32 4Kc CPUs
263 * Add support for INCA-IP Board
265 ======================================================================
266 Changes for U-Boot 0.2.2:
267 ======================================================================
269 * Add dual ethernet support on PM826
271 * Add support for LXT971 PHY on PM826
273 * Patch by Tord Andersson, 16 Jan 2003:
274 Fix flash sector count for TQM8xxL
276 * Fix I2C EEPROM problem on ICU862 board (would only write the first
277 16 bytes out of each 32 byte block)
279 ======================================================================
280 Changes for U-Boot 0.2.1:
281 ======================================================================
283 * Add support for V37 board
284 (patch by Jón Benediktsson, 11 Dec 2002)
286 * Update baudrate in bd_info when it gets changed
288 * Add watchdog trigger points while waiting for serial port
289 (so far only 8xx -- needed on LWMON with 100ms watchdog)
291 * Improve command line tool to access the U-Boot's environment
292 (figuration of the utility, using a config file)
294 * Add single quote support for (old) command line parser
296 * Switch LWMON board default config from FRAM to EEPROM;
297 in POST, EEPROM shows up on 8 addresses
299 ======================================================================
300 Changes for U-Boot 0.2.0:
301 ======================================================================
303 * Use 1-byte-read instead of -write for iprobe() function
304 Add i2c commands to PM826 config
306 * extend I2C POST code: check for list on known addresses
308 * Improve log buffer code; use "loglevel" to decide which messages
309 to log on the console, too (like in Linux); get rid of "logstart"
311 * Add command line tool to access the U-Boot's environment
312 (board-specific for TRAB now, to be fixed later)
314 * Patch by Hans-Joerg Frieden, 06 Dec 2002
315 Fix misc problems with AmigaOne support
317 * Patch by Chris Hallinan, 3 Dec 2002:
318 minor cleanup to the MPC8245 EPIC driver
320 * Patch by Pierre Aubert , 28 Nov 2002
321 Add support for external (SIU) interrupts on MPC8xx
323 * Patch by Pierre Aubert , 28 Nov 2002
324 Fix nested syscalls bug in standalone applications
326 * Patch by David Müller, 27 Nov 2002:
327 fix output of "pciinfo" command for CardBus bridge devices.
329 * Fix bug in TQM8260 board detection - boards got stuck when board ID
332 * Add LED indication for IDE activity on KUP4K board
334 * Fix startup problems with VFD display on TRAB
336 * Patch by Pierre Aubert, 20 Nov 2002
337 Add driver for Epson SED13806 graphic controller.
338 Add support for BMP logos in cfb_console driver.
340 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
342 * Patch by Rod Boyce, 21 Nov 2002:
343 fix PCMCIA on MBX8xx board
345 * Patch by Pierre Aubert , 21 Nov 2002
346 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
347 bootmode word in DPRAM configurable
349 * Patch by Daniel Engström, 18 Nov 2002:
350 Fixes for x86 port (mostly strings issues)
352 * Patch by Ken Chou, 18 Nov 2002:
353 Fix for natsemi NIC cards (DP83815)
355 * Patch by Pierre Aubert, 19 Nov 2002:
356 fix a bug for the MII configuration, and some warnings
358 * Patch by Thomas Frieden, 13 Nov 2002:
359 Add code for AmigaOne board
360 (preliminary merge to U-Boot, still WIP)
362 * Patch by Jon Diekema, 12 Nov 2002:
363 - Adding URL for IEEE OUI lookup
364 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
366 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
367 root-on-nfs macros are designed to switch how the default boot
370 * Patch by Daniel Engström, 13 Nov 2002:
371 Add support for i386 architecture and AMD SC520 board
373 * Patch by Pierre Aubert, 12 Nov 2002:
374 Add support for DOS filesystem and booting from DOS floppy disk
376 * Patch by Jim Sandoz, 07 Nov 2002:
377 Increase number of network RX buffers (PKTBUFSRX in
378 "include/net.h") for EEPRO100 based boards (especially SP8240)
379 which showed "Receiver is not ready" errors when U-Boot was
380 processing the receive buffers slower than the network controller
383 * Patch by Andreas Oberritter, 09 Nov 2002:
384 Change behaviour of NetLoop(): return -1 for errors, filesize
385 otherwise; return code 0 is valid an means no file loaded - in this
386 case the environment still gets updated!
388 * Patches by Jon Diekema, 9 Nov 2002:
389 - improve ADC/DAC clocking on the SACSng board to align
390 the failing edges of LRCLK and SCLK
391 - sbc8260 configuration tweaks
392 - add status LED support for 82xx systems
393 - wire sspi/sspo commands into command handler; improved error
395 - add timestamp support and alternate memory test to the
398 * Patch by Vince Husovsky, 7 Nov 2002:
399 Add "-n" to linker options to get rid of "Not enough room for
400 program headers" problem
402 * Patch by David Müller, 05 Nov 2002
403 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
404 so we can use an already existing name
406 * Patch by Pierre Aubert, 05 Nov 2002
407 Hardware relatied improvments in FDC boot code
409 * Patch by Holger Schurig, 5 Nov 2002:
410 Make the PXA really change it's frequency
412 * Patch by Pierre Aubert, 05 Nov 2002
413 Add support for slave serial Spartan 2 FPGAs
415 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
418 * Add support for log buffer which can be passed to Linux kernel's
419 syslog mechanism; used especially for POST results.
421 * Patch by Klaus Heydeck, 31 Oct 2002:
422 Add initial support for kup4k board
424 * Patch by Robert Schwebel, 04 Nov 2002:
425 - use watchdog to reset PXA250 systems
426 - added progress callbacks to (some of the) ARM code
427 - update for Cogent CSB226 board
429 * Add support for FPS860 board
431 * Patch by Guillaume Alexandre,, 04 Nov 2002:
432 Improve PCI access on 32-bits Compact PCI bus
434 * Fix mdelay() on TRAB - this was still the debugging version with
435 seconds instead of ms.
437 * Patch by Robert Schwebel, 1 Nov 2002:
438 XScale related cleanup (affects all ARM boards)
440 * Cleanup of names and README.
442 ======================================================================
443 Notes for U-Boot 0.1.0:
444 ======================================================================
446 This is the initial version of "Das U-Boot", the Universal Boot Loader.
448 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
449 For information about the history of the project please see the
450 PPCBoot project page at http://sourceforge.net/projects/ppcboot
452 ======================================================================