1 ======================================================================
2 Changes since U-Boot 0.3.1:
3 ======================================================================
5 * Patch by Mathijs Haarman, 08 May 2003:
6 Add lan91c96 driver (tested on Lubbock and custom PXA250 board only)
8 * Fix problem with usage of "true" (undefined in current versions of bfd.h)
10 * Add support for Promess ATC board
12 * Patch by Keith Outwater, 28 Apr 2003:
13 - Miscellaneous corrections and additions to GEN860T board specific code.
14 - Added GEN860_SC variant to GEN860T.
15 - Miscellaneous corrections to GEN860T documentation.
16 - Correct duplicate entry in U-Boot CREDITS file.
17 - Add GEN860T_SC entry in MAINTAINERS file.
18 - Update CREDITS file with GEN860T_SC info.
20 * Update Smiths Aerospace addresses in MAINTAINERS file
22 * Fix error handling in hush's version of "run" command
25 - Splashscreen support
28 - temperature dependend enabling of LCD
30 * Allow booting from old "PPCBoot" disk partitions
32 * Add support for TQM8255 Board / MPC8255 CPU
34 ======================================================================
35 Changes for U-Boot 0.3.1:
36 ======================================================================
38 * Make sure Block Lock Bits get cleared in R360MPI flash driver
40 * MPC823 LCD driver: Fill color map backwards, to allow for steady
41 display when Linux takes over
43 * Patch by Erwin Rol, 27 Feb 2003:
44 Add support for RTEMS (this time for real).
46 * Add support for "bmp info" and "bmp display" commands to load
47 bitmap images; this can be used (for example in a "preboot"
48 command) to display a splash screen very quickly after poweron.
50 * Add support for 133 MHz clock on INCA-IP board
52 * Patch by Lutz Dennig, 10 Apr 2003:
53 Update for R360MPI board
55 * Add new meaning to "autostart" environment variable:
56 If set to "no", a standalone image passed to the
57 "bootm" command will be copied to the load address
58 (and eventually uncompressed), but NOT be started.
59 This can be used to load and uncompress arbitrary
62 * Patch by Stefan Roese, 10 Apr 2003:
63 Changed DHCP client to use IP address from server option field #54
64 from the OFFER packet in the server option field #54 in the REQUEST
65 packet. This fixes a problem using a Windows 2000 DHCP server,
66 where the DHCP-server is not the TFTP-server.
68 * Set max brightness for MN11236 displays on TRAB board
70 * Add support for TQM862L modules
72 ======================================================================
73 Changes for U-Boot 0.3.0:
74 ======================================================================
76 * Patch by Arun Dharankar, 4 Apr 2003:
77 Add IDMA example code (tested on 8260 only)
79 * Add support for Purple Board (MIPS64 5Kc)
81 * Add support for MIPS64 5Kc CPUs
83 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
85 * Patch by Denis Peter, 04 Apr 2003:
86 - update MIP405-4 board
88 * Patch by Stefan Roese, 4 Apr 2003:
89 - U-Boot version environment variable "ver" added
90 (CONFIG_VERSION_VARIABLE).
91 - Changed PPC405GPr version from A to B.
92 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
94 * Patches by Denis Peter, 03 April 2003:
95 - fix PCI IRQs on MPL boards
96 - fix two more un-relocated pointer problems
98 * Fix behaviour of "run" command:
99 - print error message iv variable does not exist
100 - terminate processing of arguments in case of error
102 * Patches by Peter Figuli, 10 Mar 2003
103 - Add support for BTUART on PXA platform
104 - Add support for WEP EP250 (PXA) board
106 * Fix flash problems on INCA-IP; add tool to allow bruning images to
107 flash using a BDI2000
109 * Implement fix for I2C Edge Conditions problem for all boards that
110 use the bit-banging driver (common/soft_i2c.c)
112 * Patch by Martin Winistoerfer, 23 Mar 2003
113 - Add port to MPC555/556 microcontrollers
114 - Add support for cmi customer board with
115 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
117 * Patch by Rick Bronson, 28 Mar 2003:
118 - fix common/cmd_nand.c
120 * Patch by Arun Dharankar, 24 Mar 2003:
121 - add threads / scheduler example code
123 * Add patches by Robert Schwebel, 31 Mar 2003:
124 - add ctrl-c support for kermit download
125 - align bdinfo output on ARM
126 - csb226 board: bring in sync with innokom/memsetup.S
127 - csb226 board: fix MDREFR handling
128 - misc doc fixes / extensions
129 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
130 - add BOOT_PROGRESS to armlinux.c
132 * Add CPU ID, version, and clock speed for INCA-IP
134 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
135 - fix SRAM and SDRAM memory sizing
136 - add status LED support
137 - add MAC address for second (SCC1) ethernet port
139 * Update default environment for TQM8260 board
141 * Patch by Rick Bronson, 16 Mar 2003:
142 - Add NAND flash support for reading, writing, and erasing NAND
143 flash (certain forms of which are called SmartMedia).
144 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
146 * Patches by Robert Schwebel, 19 Mar 2003:
147 - use arm-linux-gcc as default compiler for ARM
149 - fix missing baudrate setting
150 - added $loadaddr / CFG_LOAD_ADDR support to loadb
151 - moved "ignoring trailing characters" _before_ u-boot wants to
152 print out diagnostics messages; removes bogus characters at the
155 * Patch by John Zhan, 18 Mar 2003:
156 Add support for SinoVee Microsystems SC8xx boards
158 * Patch by Rolf Offermanns, 21 Mar 2003:
159 ported the dnp1110 related changes from the current armboot cvs to
160 current u-boot cvs. smc91111 does not work. problem marked in
161 smc91111.c, grep for "FIXME".
163 * Patch by Brian Auld, 25 Mar 2003:
164 Add support for STM flash chips on ebony board
166 * Add PCI support for MPC8250 Boards (PM825 module)
168 * Patch by Stefan Roese, 25 Mar 2003:
171 * Patch by Stefan Roese, 20 Mar 2003:
172 - CPCI4052 update (support for revision 3).
173 - Set edge conditioning circuitry on PPC405GPr for compatibility
174 to existing PPC405GP designs.
175 - Clip udiv to 5 bits on PPC405 (serial.c).
177 * Extend INCAIP board support:
178 - add automatic RAM size detection
179 - add "bdinfo" command
180 - pass flash address and size to Linux kernel
181 - switch to 150 MHz clock
183 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
184 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
185 boards, version 153 for Rev. 200 boards).
187 * Patch by Vladimir Gurevich, 12 Mar 2003:
188 Fix relocation problem of statically initialized string pointers
191 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
192 Cleanup & bug fixes for JFFS2 code:
193 - the memory mangement was broken. It caused havoc on malloc by
194 writing beyond the block boundaries.
195 - the length calculation for files was wrong, sometimes resulting
197 - data copying now optionally takes fragment version numbers into
198 account, to avoid copying from older data.
199 See doc/README.JFFS2 for details.
201 * Patch by Josef Wagner, 12 Mar 2003:
202 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
203 - ETH05 and BEDBUG support for CU824
204 - added support for MicroSys CPC45
205 - new BOOTROM/FLASH0 and DOC base for PM826
207 * Patch by Robert Schwebel, 12 Mar 2003:
208 Fix the chpart command on innokom board
211 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
212 s/PPCBoot/U-Boot/ in some files
213 s/pImage/uImage/ in some files
215 * Patch by Detlev Zundel, 15 Jan 2003:
216 Fix '' command line quoting
218 * Patch by The LEOX team, 19 Jan 2003:
219 - add support for the ELPT860 board
220 - add support for Dallas ds164x RTC
222 * Patches by David Müller, 31 Jan 2003:
223 - minimal setup for CardBus bridges
224 - add EEPROM read/write support in the CS8900 driver
225 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
226 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
228 * Patch by Steven Scholz, 04 Feb 2003:
229 add support for RTC DS1307
231 * Patch by Reinhard Meyer, 5 Feb 2003:
232 fix PLPRCR/SCCR init sequence on 8xx to allow for
233 changes of EBDF by software
235 * Patch by Vladimir Gurevich, 07 Feb 2003:
236 "API-compatibility patch" for 4xx I2C driver
238 * TRAB fixes / extensions:
239 - Restore VFD brightness as saved in environment
240 - add support for FGujitsu flashes
241 - make sure both buzzers are turned off (drive low level)
243 * Patches by Robert Schwebel, 06 Mar 2003:
244 - fix bug in BOOTP code (must use NetCopyIP)
245 - update of CSB226 port
246 - clear BSS segment on XScale
247 - added support for i2c_init_board() function
248 - update to the Innokom plattform
250 * Extend support for redundand environments for configurations where
251 environment size < sector size
253 * Patch by Rune Torgersen, 13 Feb 2003:
254 Add support for Motorola MPC8266ADS board
256 * Patch by Kyle Harris, 19 Feb 2003:
257 patches for the Intel lubbock board:
258 memsetup.S - general cleanup (based on Robert's csb226 code)
259 flash.c - overhaul, actually works now
260 lubbock.c - fix init funcs to return proper value
262 * Patch by Kenneth Johansson, 26 Feb 2003:
263 - Fixed off by one in RFTA calculation.
264 - No need to abort when LDF is lower than we can program it's only
265 minimum timing so clamp it to what we can do.
266 - Takes function pointer to function for reading the spd_nvram. Usefull
267 for faking data or hardcode a module without the nvram.
268 - fix other user for above change
271 * Patches by Brian Waite, 26 Feb 2003:
272 - fix port for evb64260 board
273 - fix PCI for evb64260 board
276 * Patch by Reinhard Meyer, 1 Mar 2003:
277 Add support for EMK TOP860 Module
279 * Patch by Yuli Barcohen, 02 Mar 2003:
280 Add SPD EEPROM support for MPC8260ADS board
282 * Patch by Robert Schwebel, 21 Jan 2003:
283 - Add support for Innokom board
284 - Don't complain if "install" fails
285 - README cleanup (remove duplicated lines)
286 - Update PXA header files
288 * Add documentation for existing POST code (doc/README.POST)
290 * Patch by Laudney Ren, 15 Jan 2003:
291 Fix handling of redundand environment in "tools/envcrc.c"
293 * Patch by Detlev Zundel, 28 Feb 2003:
294 Add bedbug support for 824x systems
296 * Add support for 16 MB flash configuration of TRAB board
298 * Patch by Erwin Rol, 27 Feb 2003:
299 Add support for RTEMS
301 * Add image information to README
303 * Patch by Stefan Roese, 18 Feb 2003:
304 CPCIISER4 configuration updated.
306 * Patch by Stefan Roese, 17 Feb 2003:
307 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
309 * Patch by Stefan Roese, 13 Feb 2003:
310 Add "pcidelay" environment variable (in ms, enabled via
311 CONFIG_PCI_BOOTDELAY).
312 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
313 RST# to respond to configuration cycles (33MHz -> 1s).
315 * Fix dual PCMCIA slot support (when running with just one
318 * Add VFD type detection to trab board
320 * extend drivers/cs8900.c driver to synchronize ethaddr environment
321 variable with value in the EEPROM
323 * Patch by Stefan Roese, 10 Feb 2003:
324 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
326 * Add support for MIPS32 4Kc CPUs
328 * Add support for INCA-IP Board
330 ======================================================================
331 Changes for U-Boot 0.2.2:
332 ======================================================================
334 * Add dual ethernet support on PM826
336 * Add support for LXT971 PHY on PM826
338 * Patch by Tord Andersson, 16 Jan 2003:
339 Fix flash sector count for TQM8xxL
341 * Fix I2C EEPROM problem on ICU862 board (would only write the first
342 16 bytes out of each 32 byte block)
344 ======================================================================
345 Changes for U-Boot 0.2.1:
346 ======================================================================
348 * Add support for V37 board
349 (patch by Jón Benediktsson, 11 Dec 2002)
351 * Update baudrate in bd_info when it gets changed
353 * Add watchdog trigger points while waiting for serial port
354 (so far only 8xx -- needed on LWMON with 100ms watchdog)
356 * Improve command line tool to access the U-Boot's environment
357 (figuration of the utility, using a config file)
359 * Add single quote support for (old) command line parser
361 * Switch LWMON board default config from FRAM to EEPROM;
362 in POST, EEPROM shows up on 8 addresses
364 ======================================================================
365 Changes for U-Boot 0.2.0:
366 ======================================================================
368 * Use 1-byte-read instead of -write for iprobe() function
369 Add i2c commands to PM826 config
371 * extend I2C POST code: check for list on known addresses
373 * Improve log buffer code; use "loglevel" to decide which messages
374 to log on the console, too (like in Linux); get rid of "logstart"
376 * Add command line tool to access the U-Boot's environment
377 (board-specific for TRAB now, to be fixed later)
379 * Patch by Hans-Joerg Frieden, 06 Dec 2002
380 Fix misc problems with AmigaOne support
382 * Patch by Chris Hallinan, 3 Dec 2002:
383 minor cleanup to the MPC8245 EPIC driver
385 * Patch by Pierre Aubert , 28 Nov 2002
386 Add support for external (SIU) interrupts on MPC8xx
388 * Patch by Pierre Aubert , 28 Nov 2002
389 Fix nested syscalls bug in standalone applications
391 * Patch by David Müller, 27 Nov 2002:
392 fix output of "pciinfo" command for CardBus bridge devices.
394 * Fix bug in TQM8260 board detection - boards got stuck when board ID
397 * Add LED indication for IDE activity on KUP4K board
399 * Fix startup problems with VFD display on TRAB
401 * Patch by Pierre Aubert, 20 Nov 2002
402 Add driver for Epson SED13806 graphic controller.
403 Add support for BMP logos in cfb_console driver.
405 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
407 * Patch by Rod Boyce, 21 Nov 2002:
408 fix PCMCIA on MBX8xx board
410 * Patch by Pierre Aubert , 21 Nov 2002
411 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
412 bootmode word in DPRAM configurable
414 * Patch by Daniel Engström, 18 Nov 2002:
415 Fixes for x86 port (mostly strings issues)
417 * Patch by Ken Chou, 18 Nov 2002:
418 Fix for natsemi NIC cards (DP83815)
420 * Patch by Pierre Aubert, 19 Nov 2002:
421 fix a bug for the MII configuration, and some warnings
423 * Patch by Thomas Frieden, 13 Nov 2002:
424 Add code for AmigaOne board
425 (preliminary merge to U-Boot, still WIP)
427 * Patch by Jon Diekema, 12 Nov 2002:
428 - Adding URL for IEEE OUI lookup
429 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
431 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
432 root-on-nfs macros are designed to switch how the default boot
435 * Patch by Daniel Engström, 13 Nov 2002:
436 Add support for i386 architecture and AMD SC520 board
438 * Patch by Pierre Aubert, 12 Nov 2002:
439 Add support for DOS filesystem and booting from DOS floppy disk
441 * Patch by Jim Sandoz, 07 Nov 2002:
442 Increase number of network RX buffers (PKTBUFSRX in
443 "include/net.h") for EEPRO100 based boards (especially SP8240)
444 which showed "Receiver is not ready" errors when U-Boot was
445 processing the receive buffers slower than the network controller
448 * Patch by Andreas Oberritter, 09 Nov 2002:
449 Change behaviour of NetLoop(): return -1 for errors, filesize
450 otherwise; return code 0 is valid an means no file loaded - in this
451 case the environment still gets updated!
453 * Patches by Jon Diekema, 9 Nov 2002:
454 - improve ADC/DAC clocking on the SACSng board to align
455 the failing edges of LRCLK and SCLK
456 - sbc8260 configuration tweaks
457 - add status LED support for 82xx systems
458 - wire sspi/sspo commands into command handler; improved error
460 - add timestamp support and alternate memory test to the
463 * Patch by Vince Husovsky, 7 Nov 2002:
464 Add "-n" to linker options to get rid of "Not enough room for
465 program headers" problem
467 * Patch by David Müller, 05 Nov 2002
468 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
469 so we can use an already existing name
471 * Patch by Pierre Aubert, 05 Nov 2002
472 Hardware relatied improvments in FDC boot code
474 * Patch by Holger Schurig, 5 Nov 2002:
475 Make the PXA really change it's frequency
477 * Patch by Pierre Aubert, 05 Nov 2002
478 Add support for slave serial Spartan 2 FPGAs
480 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
483 * Add support for log buffer which can be passed to Linux kernel's
484 syslog mechanism; used especially for POST results.
486 * Patch by Klaus Heydeck, 31 Oct 2002:
487 Add initial support for kup4k board
489 * Patch by Robert Schwebel, 04 Nov 2002:
490 - use watchdog to reset PXA250 systems
491 - added progress callbacks to (some of the) ARM code
492 - update for Cogent CSB226 board
494 * Add support for FPS860 board
496 * Patch by Guillaume Alexandre,, 04 Nov 2002:
497 Improve PCI access on 32-bits Compact PCI bus
499 * Fix mdelay() on TRAB - this was still the debugging version with
500 seconds instead of ms.
502 * Patch by Robert Schwebel, 1 Nov 2002:
503 XScale related cleanup (affects all ARM boards)
505 * Cleanup of names and README.
507 ======================================================================
508 Notes for U-Boot 0.1.0:
509 ======================================================================
511 This is the initial version of "Das U-Boot", the Universal Boot Loader.
513 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
514 For information about the history of the project please see the
515 PPCBoot project page at http://sourceforge.net/projects/ppcboot
517 ======================================================================