1 ======================================================================
2 Changes since U-Boot 0.3.0:
3 ======================================================================
5 * Patch by Stefan Roese, 10 Apr 2003:
6 Changed DHCP client to use ip address from server option field #54
7 from the OFFER-paket in the server option field #54 in the REQUEST-
8 paket. This fixes a problem using a Windows 2000 DHCP server, where
9 the DHCP-server is not the TFTP-server.
11 * Add support for TQM862L modules
13 ======================================================================
14 Changes for U-Boot 0.3.0:
15 ======================================================================
17 * Patch by Arun Dharankar, 4 Apr 2003:
18 Add IDMA example code (tested on 8260 only)
20 * Add support for Purple Board (MIPS64 5Kc)
22 * Add support for MIPS64 5Kc CPUs
24 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
26 * Patch by Denis Peter, 04 Apr 2003:
27 - update MIP405-4 board
29 * Patch by Stefan Roese, 4 Apr 2003:
30 - U-Boot version environment variable "ver" added
31 (CONFIG_VERSION_VARIABLE).
32 - Changed PPC405GPr version from A to B.
33 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
35 * Patches by Denis Peter, 03 April 2003:
36 - fix PCI IRQs on MPL boards
37 - fix two more un-relocated pointer problems
39 * Fix behaviour of "run" command:
40 - print error message iv variable does not exist
41 - terminate processing of arguments in case of error
43 * Patches by Peter Figuli, 10 Mar 2003
44 - Add support for BTUART on PXA platform
45 - Add support for WEP EP250 (PXA) board
47 * Fix flash problems on INCA-IP; add tool to allow bruning images to
50 * Implement fix for I2C Edge Conditions problem for all boards that
51 use the bit-banging driver (common/soft_i2c.c)
53 * Patch by Martin Winistoerfer, 23 Mar 2003
54 - Add port to MPC555/556 microcontrollers
55 - Add support for cmi customer board with
56 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
58 * Patch by Rick Bronson, 28 Mar 2003:
59 - fix common/cmd_nand.c
61 * Patch by Arun Dharankar, 24 Mar 2003:
62 - add threads / scheduler example code
64 * Add patches by Robert Schwebel, 31 Mar 2003:
65 - add ctrl-c support for kermit download
66 - align bdinfo output on ARM
67 - csb226 board: bring in sync with innokom/memsetup.S
68 - csb226 board: fix MDREFR handling
69 - misc doc fixes / extensions
70 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
71 - add BOOT_PROGRESS to armlinux.c
73 * Add CPU ID, version, and clock speed for INCA-IP
75 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
76 - fix SRAM and SDRAM memory sizing
77 - add status LED support
78 - add MAC address for second (SCC1) ethernet port
80 * Update default environment for TQM8260 board
82 * Patch by Rick Bronson, 16 Mar 2003:
83 - Add NAND flash support for reading, writing, and erasing NAND
84 flash (certain forms of which are called SmartMedia).
85 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
87 * Patches by Robert Schwebel, 19 Mar 2003:
88 - use arm-linux-gcc as default compiler for ARM
90 - fix missing baudrate setting
91 - added $loadaddr / CFG_LOAD_ADDR support to loadb
92 - moved "ignoring trailing characters" _before_ u-boot wants to
93 print out diagnostics messages; removes bogus characters at the
96 * Patch by John Zhan, 18 Mar 2003:
97 Add support for SinoVee Microsystems SC8xx boards
99 * Patch by Rolf Offermanns, 21 Mar 2003:
100 ported the dnp1110 related changes from the current armboot cvs to
101 current u-boot cvs. smc91111 does not work. problem marked in
102 smc91111.c, grep for "FIXME".
104 * Patch by Brian Auld, 25 Mar 2003:
105 Add support for STM flash chips on ebony board
107 * Add PCI support for MPC8250 Boards (PM825 module)
109 * Patch by Stefan Roese, 25 Mar 2003:
112 * Patch by Stefan Roese, 20 Mar 2003:
113 - CPCI4052 update (support for revision 3).
114 - Set edge conditioning circuitry on PPC405GPr for compatibility
115 to existing PPC405GP designs.
116 - Clip udiv to 5 bits on PPC405 (serial.c).
118 * Extend INCAIP board support:
119 - add automatic RAM size detection
120 - add "bdinfo" command
121 - pass flash address and size to Linux kernel
122 - switch to 150 MHz clock
124 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
125 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
126 boards, version 153 for Rev. 200 boards).
128 * Patch by Vladimir Gurevich, 12 Mar 2003:
129 Fix relocation problem of statically initialized string pointers
132 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
133 Cleanup & bug fixes for JFFS2 code:
134 - the memory mangement was broken. It caused havoc on malloc by
135 writing beyond the block boundaries.
136 - the length calculation for files was wrong, sometimes resulting
138 - data copying now optionally takes fragment version numbers into
139 account, to avoid copying from older data.
140 See doc/README.JFFS2 for details.
142 * Patch by Josef Wagner, 12 Mar 2003:
143 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
144 - ETH05 and BEDBUG support for CU824
145 - added support for MicroSys CPC45
146 - new BOOTROM/FLASH0 and DOC base for PM826
148 * Patch by Robert Schwebel, 12 Mar 2003:
149 Fix the chpart command on innokom board
152 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
153 s/PPCBoot/U-Boot/ in some files
154 s/pImage/uImage/ in some files
156 * Patch by Detlev Zundel, 15 Jan 2003:
157 Fix '' command line quoting
159 * Patch by The LEOX team, 19 Jan 2003:
160 - add support for the ELPT860 board
161 - add support for Dallas ds164x RTC
163 * Patches by David Müller, 31 Jan 2003:
164 - minimal setup for CardBus bridges
165 - add EEPROM read/write support in the CS8900 driver
166 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
167 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
169 * Patch by Steven Scholz, 04 Feb 2003:
170 add support for RTC DS1307
172 * Patch by Reinhard Meyer, 5 Feb 2003:
173 fix PLPRCR/SCCR init sequence on 8xx to allow for
174 changes of EBDF by software
176 * Patch by Vladimir Gurevich, 07 Feb 2003:
177 "API-compatibility patch" for 4xx I2C driver
179 * TRAB fixes / extensions:
180 - Restore VFD brightness as saved in environment
181 - add support for FGujitsu flashes
182 - make sure both buzzers are turned off (drive low level)
184 * Patches by Robert Schwebel, 06 Mar 2003:
185 - fix bug in BOOTP code (must use NetCopyIP)
186 - update of CSB226 port
187 - clear BSS segment on XScale
188 - added support for i2c_init_board() function
189 - update to the Innokom plattform
191 * Extend support for redundand environments for configurations where
192 environment size < sector size
194 * Patch by Rune Torgersen, 13 Feb 2003:
195 Add support for Motorola MPC8266ADS board
197 * Patch by Kyle Harris, 19 Feb 2003:
198 patches for the Intel lubbock board:
199 memsetup.S - general cleanup (based on Robert's csb226 code)
200 flash.c - overhaul, actually works now
201 lubbock.c - fix init funcs to return proper value
203 * Patch by Kenneth Johansson, 26 Feb 2003:
204 - Fixed off by one in RFTA calculation.
205 - No need to abort when LDF is lower than we can program it's only
206 minimum timing so clamp it to what we can do.
207 - Takes function pointer to function for reading the spd_nvram. Usefull
208 for faking data or hardcode a module without the nvram.
209 - fix other user for above change
212 * Patches by Brian Waite, 26 Feb 2003:
213 - fix port for evb64260 board
214 - fix PCI for evb64260 board
217 * Patch by Reinhard Meyer, 1 Mar 2003:
218 Add support for EMK TOP860 Module
220 * Patch by Yuli Barcohen, 02 Mar 2003:
221 Add SPD EEPROM support for MPC8260ADS board
223 * Patch by Robert Schwebel, 21 Jan 2003:
224 - Add support for Innokom board
225 - Don't complain if "install" fails
226 - README cleanup (remove duplicated lines)
227 - Update PXA header files
229 * Add documentation for existing POST code (doc/README.POST)
231 * Patch by Laudney Ren, 15 Jan 2003:
232 Fix handling of redundand environment in "tools/envcrc.c"
234 * Patch by Detlev Zundel, 28 Feb 2003:
235 Add bedbug support for 824x systems
237 * Add support for 16 MB flash configuration of TRAB board
239 * Patch by Erwin Rol, 27 Feb 2003:
240 Add support for RTEMS
242 * Add image information to README
244 * Patch by Stefan Roese, 18 Feb 2003:
245 CPCIISER4 configuration updated.
247 * Patch by Stefan Roese, 17 Feb 2003:
248 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
250 * Patch by Stefan Roese, 13 Feb 2003:
251 Add "pcidelay" environment variable (in ms, enabled via
252 CONFIG_PCI_BOOTDELAY).
253 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
254 RST# to respond to configuration cycles (33MHz -> 1s).
256 * Fix dual PCMCIA slot support (when running with just one
259 * Add VFD type detection to trab board
261 * extend drivers/cs8900.c driver to synchronize ethaddr environment
262 variable with value in the EEPROM
264 * Patch by Stefan Roese, 10 Feb 2003:
265 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
267 * Add support for MIPS32 4Kc CPUs
269 * Add support for INCA-IP Board
271 ======================================================================
272 Changes for U-Boot 0.2.2:
273 ======================================================================
275 * Add dual ethernet support on PM826
277 * Add support for LXT971 PHY on PM826
279 * Patch by Tord Andersson, 16 Jan 2003:
280 Fix flash sector count for TQM8xxL
282 * Fix I2C EEPROM problem on ICU862 board (would only write the first
283 16 bytes out of each 32 byte block)
285 ======================================================================
286 Changes for U-Boot 0.2.1:
287 ======================================================================
289 * Add support for V37 board
290 (patch by Jón Benediktsson, 11 Dec 2002)
292 * Update baudrate in bd_info when it gets changed
294 * Add watchdog trigger points while waiting for serial port
295 (so far only 8xx -- needed on LWMON with 100ms watchdog)
297 * Improve command line tool to access the U-Boot's environment
298 (figuration of the utility, using a config file)
300 * Add single quote support for (old) command line parser
302 * Switch LWMON board default config from FRAM to EEPROM;
303 in POST, EEPROM shows up on 8 addresses
305 ======================================================================
306 Changes for U-Boot 0.2.0:
307 ======================================================================
309 * Use 1-byte-read instead of -write for iprobe() function
310 Add i2c commands to PM826 config
312 * extend I2C POST code: check for list on known addresses
314 * Improve log buffer code; use "loglevel" to decide which messages
315 to log on the console, too (like in Linux); get rid of "logstart"
317 * Add command line tool to access the U-Boot's environment
318 (board-specific for TRAB now, to be fixed later)
320 * Patch by Hans-Joerg Frieden, 06 Dec 2002
321 Fix misc problems with AmigaOne support
323 * Patch by Chris Hallinan, 3 Dec 2002:
324 minor cleanup to the MPC8245 EPIC driver
326 * Patch by Pierre Aubert , 28 Nov 2002
327 Add support for external (SIU) interrupts on MPC8xx
329 * Patch by Pierre Aubert , 28 Nov 2002
330 Fix nested syscalls bug in standalone applications
332 * Patch by David Müller, 27 Nov 2002:
333 fix output of "pciinfo" command for CardBus bridge devices.
335 * Fix bug in TQM8260 board detection - boards got stuck when board ID
338 * Add LED indication for IDE activity on KUP4K board
340 * Fix startup problems with VFD display on TRAB
342 * Patch by Pierre Aubert, 20 Nov 2002
343 Add driver for Epson SED13806 graphic controller.
344 Add support for BMP logos in cfb_console driver.
346 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
348 * Patch by Rod Boyce, 21 Nov 2002:
349 fix PCMCIA on MBX8xx board
351 * Patch by Pierre Aubert , 21 Nov 2002
352 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
353 bootmode word in DPRAM configurable
355 * Patch by Daniel Engström, 18 Nov 2002:
356 Fixes for x86 port (mostly strings issues)
358 * Patch by Ken Chou, 18 Nov 2002:
359 Fix for natsemi NIC cards (DP83815)
361 * Patch by Pierre Aubert, 19 Nov 2002:
362 fix a bug for the MII configuration, and some warnings
364 * Patch by Thomas Frieden, 13 Nov 2002:
365 Add code for AmigaOne board
366 (preliminary merge to U-Boot, still WIP)
368 * Patch by Jon Diekema, 12 Nov 2002:
369 - Adding URL for IEEE OUI lookup
370 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
372 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
373 root-on-nfs macros are designed to switch how the default boot
376 * Patch by Daniel Engström, 13 Nov 2002:
377 Add support for i386 architecture and AMD SC520 board
379 * Patch by Pierre Aubert, 12 Nov 2002:
380 Add support for DOS filesystem and booting from DOS floppy disk
382 * Patch by Jim Sandoz, 07 Nov 2002:
383 Increase number of network RX buffers (PKTBUFSRX in
384 "include/net.h") for EEPRO100 based boards (especially SP8240)
385 which showed "Receiver is not ready" errors when U-Boot was
386 processing the receive buffers slower than the network controller
389 * Patch by Andreas Oberritter, 09 Nov 2002:
390 Change behaviour of NetLoop(): return -1 for errors, filesize
391 otherwise; return code 0 is valid an means no file loaded - in this
392 case the environment still gets updated!
394 * Patches by Jon Diekema, 9 Nov 2002:
395 - improve ADC/DAC clocking on the SACSng board to align
396 the failing edges of LRCLK and SCLK
397 - sbc8260 configuration tweaks
398 - add status LED support for 82xx systems
399 - wire sspi/sspo commands into command handler; improved error
401 - add timestamp support and alternate memory test to the
404 * Patch by Vince Husovsky, 7 Nov 2002:
405 Add "-n" to linker options to get rid of "Not enough room for
406 program headers" problem
408 * Patch by David Müller, 05 Nov 2002
409 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
410 so we can use an already existing name
412 * Patch by Pierre Aubert, 05 Nov 2002
413 Hardware relatied improvments in FDC boot code
415 * Patch by Holger Schurig, 5 Nov 2002:
416 Make the PXA really change it's frequency
418 * Patch by Pierre Aubert, 05 Nov 2002
419 Add support for slave serial Spartan 2 FPGAs
421 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
424 * Add support for log buffer which can be passed to Linux kernel's
425 syslog mechanism; used especially for POST results.
427 * Patch by Klaus Heydeck, 31 Oct 2002:
428 Add initial support for kup4k board
430 * Patch by Robert Schwebel, 04 Nov 2002:
431 - use watchdog to reset PXA250 systems
432 - added progress callbacks to (some of the) ARM code
433 - update for Cogent CSB226 board
435 * Add support for FPS860 board
437 * Patch by Guillaume Alexandre,, 04 Nov 2002:
438 Improve PCI access on 32-bits Compact PCI bus
440 * Fix mdelay() on TRAB - this was still the debugging version with
441 seconds instead of ms.
443 * Patch by Robert Schwebel, 1 Nov 2002:
444 XScale related cleanup (affects all ARM boards)
446 * Cleanup of names and README.
448 ======================================================================
449 Notes for U-Boot 0.1.0:
450 ======================================================================
452 This is the initial version of "Das U-Boot", the Universal Boot Loader.
454 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
455 For information about the history of the project please see the
456 PPCBoot project page at http://sourceforge.net/projects/ppcboot
458 ======================================================================