1 ======================================================================
2 Changes since U-Boot 0.3.1:
3 ======================================================================
5 * Fix problem with usage of "true" (undefined in current versions of bfd.h)
7 * Add support for Promess ATC board
9 * Patch by Keith Outwater, 28 Apr 2003:
10 - Miscellaneous corrections and additions to GEN860T board specific code.
11 - Added GEN860_SC variant to GEN860T.
12 - Miscellaneous corrections to GEN860T documentation.
13 - Correct duplicate entry in U-Boot CREDITS file.
14 - Add GEN860T_SC entry in MAINTAINERS file.
15 - Update CREDITS file with GEN860T_SC info.
17 * Update Smiths Aerospace addresses in MAINTAINERS file
19 * Fix error handling in hush's version of "run" command
22 - Splashscreen support
25 - temperature dependend enabling of LCD
27 * Allow booting from old "PPCBoot" disk partitions
29 * Add support for TQM8255 Board / MPC8255 CPU
31 ======================================================================
32 Changes for U-Boot 0.3.1:
33 ======================================================================
35 * Make sure Block Lock Bits get cleared in R360MPI flash driver
37 * MPC823 LCD driver: Fill color map backwards, to allow for steady
38 display when Linux takes over
40 * Patch by Erwin Rol, 27 Feb 2003:
41 Add support for RTEMS (this time for real).
43 * Add support for "bmp info" and "bmp display" commands to load
44 bitmap images; this can be used (for example in a "preboot"
45 command) to display a splash screen very quickly after poweron.
47 * Add support for 133 MHz clock on INCA-IP board
49 * Patch by Lutz Dennig, 10 Apr 2003:
50 Update for R360MPI board
52 * Add new meaning to "autostart" environment variable:
53 If set to "no", a standalone image passed to the
54 "bootm" command will be copied to the load address
55 (and eventually uncompressed), but NOT be started.
56 This can be used to load and uncompress arbitrary
59 * Patch by Stefan Roese, 10 Apr 2003:
60 Changed DHCP client to use IP address from server option field #54
61 from the OFFER packet in the server option field #54 in the REQUEST
62 packet. This fixes a problem using a Windows 2000 DHCP server,
63 where the DHCP-server is not the TFTP-server.
65 * Set max brightness for MN11236 displays on TRAB board
67 * Add support for TQM862L modules
69 ======================================================================
70 Changes for U-Boot 0.3.0:
71 ======================================================================
73 * Patch by Arun Dharankar, 4 Apr 2003:
74 Add IDMA example code (tested on 8260 only)
76 * Add support for Purple Board (MIPS64 5Kc)
78 * Add support for MIPS64 5Kc CPUs
80 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
82 * Patch by Denis Peter, 04 Apr 2003:
83 - update MIP405-4 board
85 * Patch by Stefan Roese, 4 Apr 2003:
86 - U-Boot version environment variable "ver" added
87 (CONFIG_VERSION_VARIABLE).
88 - Changed PPC405GPr version from A to B.
89 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
91 * Patches by Denis Peter, 03 April 2003:
92 - fix PCI IRQs on MPL boards
93 - fix two more un-relocated pointer problems
95 * Fix behaviour of "run" command:
96 - print error message iv variable does not exist
97 - terminate processing of arguments in case of error
99 * Patches by Peter Figuli, 10 Mar 2003
100 - Add support for BTUART on PXA platform
101 - Add support for WEP EP250 (PXA) board
103 * Fix flash problems on INCA-IP; add tool to allow bruning images to
104 flash using a BDI2000
106 * Implement fix for I2C Edge Conditions problem for all boards that
107 use the bit-banging driver (common/soft_i2c.c)
109 * Patch by Martin Winistoerfer, 23 Mar 2003
110 - Add port to MPC555/556 microcontrollers
111 - Add support for cmi customer board with
112 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
114 * Patch by Rick Bronson, 28 Mar 2003:
115 - fix common/cmd_nand.c
117 * Patch by Arun Dharankar, 24 Mar 2003:
118 - add threads / scheduler example code
120 * Add patches by Robert Schwebel, 31 Mar 2003:
121 - add ctrl-c support for kermit download
122 - align bdinfo output on ARM
123 - csb226 board: bring in sync with innokom/memsetup.S
124 - csb226 board: fix MDREFR handling
125 - misc doc fixes / extensions
126 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
127 - add BOOT_PROGRESS to armlinux.c
129 * Add CPU ID, version, and clock speed for INCA-IP
131 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
132 - fix SRAM and SDRAM memory sizing
133 - add status LED support
134 - add MAC address for second (SCC1) ethernet port
136 * Update default environment for TQM8260 board
138 * Patch by Rick Bronson, 16 Mar 2003:
139 - Add NAND flash support for reading, writing, and erasing NAND
140 flash (certain forms of which are called SmartMedia).
141 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
143 * Patches by Robert Schwebel, 19 Mar 2003:
144 - use arm-linux-gcc as default compiler for ARM
146 - fix missing baudrate setting
147 - added $loadaddr / CFG_LOAD_ADDR support to loadb
148 - moved "ignoring trailing characters" _before_ u-boot wants to
149 print out diagnostics messages; removes bogus characters at the
152 * Patch by John Zhan, 18 Mar 2003:
153 Add support for SinoVee Microsystems SC8xx boards
155 * Patch by Rolf Offermanns, 21 Mar 2003:
156 ported the dnp1110 related changes from the current armboot cvs to
157 current u-boot cvs. smc91111 does not work. problem marked in
158 smc91111.c, grep for "FIXME".
160 * Patch by Brian Auld, 25 Mar 2003:
161 Add support for STM flash chips on ebony board
163 * Add PCI support for MPC8250 Boards (PM825 module)
165 * Patch by Stefan Roese, 25 Mar 2003:
168 * Patch by Stefan Roese, 20 Mar 2003:
169 - CPCI4052 update (support for revision 3).
170 - Set edge conditioning circuitry on PPC405GPr for compatibility
171 to existing PPC405GP designs.
172 - Clip udiv to 5 bits on PPC405 (serial.c).
174 * Extend INCAIP board support:
175 - add automatic RAM size detection
176 - add "bdinfo" command
177 - pass flash address and size to Linux kernel
178 - switch to 150 MHz clock
180 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
181 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
182 boards, version 153 for Rev. 200 boards).
184 * Patch by Vladimir Gurevich, 12 Mar 2003:
185 Fix relocation problem of statically initialized string pointers
188 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
189 Cleanup & bug fixes for JFFS2 code:
190 - the memory mangement was broken. It caused havoc on malloc by
191 writing beyond the block boundaries.
192 - the length calculation for files was wrong, sometimes resulting
194 - data copying now optionally takes fragment version numbers into
195 account, to avoid copying from older data.
196 See doc/README.JFFS2 for details.
198 * Patch by Josef Wagner, 12 Mar 2003:
199 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
200 - ETH05 and BEDBUG support for CU824
201 - added support for MicroSys CPC45
202 - new BOOTROM/FLASH0 and DOC base for PM826
204 * Patch by Robert Schwebel, 12 Mar 2003:
205 Fix the chpart command on innokom board
208 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
209 s/PPCBoot/U-Boot/ in some files
210 s/pImage/uImage/ in some files
212 * Patch by Detlev Zundel, 15 Jan 2003:
213 Fix '' command line quoting
215 * Patch by The LEOX team, 19 Jan 2003:
216 - add support for the ELPT860 board
217 - add support for Dallas ds164x RTC
219 * Patches by David Müller, 31 Jan 2003:
220 - minimal setup for CardBus bridges
221 - add EEPROM read/write support in the CS8900 driver
222 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
223 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
225 * Patch by Steven Scholz, 04 Feb 2003:
226 add support for RTC DS1307
228 * Patch by Reinhard Meyer, 5 Feb 2003:
229 fix PLPRCR/SCCR init sequence on 8xx to allow for
230 changes of EBDF by software
232 * Patch by Vladimir Gurevich, 07 Feb 2003:
233 "API-compatibility patch" for 4xx I2C driver
235 * TRAB fixes / extensions:
236 - Restore VFD brightness as saved in environment
237 - add support for FGujitsu flashes
238 - make sure both buzzers are turned off (drive low level)
240 * Patches by Robert Schwebel, 06 Mar 2003:
241 - fix bug in BOOTP code (must use NetCopyIP)
242 - update of CSB226 port
243 - clear BSS segment on XScale
244 - added support for i2c_init_board() function
245 - update to the Innokom plattform
247 * Extend support for redundand environments for configurations where
248 environment size < sector size
250 * Patch by Rune Torgersen, 13 Feb 2003:
251 Add support for Motorola MPC8266ADS board
253 * Patch by Kyle Harris, 19 Feb 2003:
254 patches for the Intel lubbock board:
255 memsetup.S - general cleanup (based on Robert's csb226 code)
256 flash.c - overhaul, actually works now
257 lubbock.c - fix init funcs to return proper value
259 * Patch by Kenneth Johansson, 26 Feb 2003:
260 - Fixed off by one in RFTA calculation.
261 - No need to abort when LDF is lower than we can program it's only
262 minimum timing so clamp it to what we can do.
263 - Takes function pointer to function for reading the spd_nvram. Usefull
264 for faking data or hardcode a module without the nvram.
265 - fix other user for above change
268 * Patches by Brian Waite, 26 Feb 2003:
269 - fix port for evb64260 board
270 - fix PCI for evb64260 board
273 * Patch by Reinhard Meyer, 1 Mar 2003:
274 Add support for EMK TOP860 Module
276 * Patch by Yuli Barcohen, 02 Mar 2003:
277 Add SPD EEPROM support for MPC8260ADS board
279 * Patch by Robert Schwebel, 21 Jan 2003:
280 - Add support for Innokom board
281 - Don't complain if "install" fails
282 - README cleanup (remove duplicated lines)
283 - Update PXA header files
285 * Add documentation for existing POST code (doc/README.POST)
287 * Patch by Laudney Ren, 15 Jan 2003:
288 Fix handling of redundand environment in "tools/envcrc.c"
290 * Patch by Detlev Zundel, 28 Feb 2003:
291 Add bedbug support for 824x systems
293 * Add support for 16 MB flash configuration of TRAB board
295 * Patch by Erwin Rol, 27 Feb 2003:
296 Add support for RTEMS
298 * Add image information to README
300 * Patch by Stefan Roese, 18 Feb 2003:
301 CPCIISER4 configuration updated.
303 * Patch by Stefan Roese, 17 Feb 2003:
304 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
306 * Patch by Stefan Roese, 13 Feb 2003:
307 Add "pcidelay" environment variable (in ms, enabled via
308 CONFIG_PCI_BOOTDELAY).
309 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
310 RST# to respond to configuration cycles (33MHz -> 1s).
312 * Fix dual PCMCIA slot support (when running with just one
315 * Add VFD type detection to trab board
317 * extend drivers/cs8900.c driver to synchronize ethaddr environment
318 variable with value in the EEPROM
320 * Patch by Stefan Roese, 10 Feb 2003:
321 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
323 * Add support for MIPS32 4Kc CPUs
325 * Add support for INCA-IP Board
327 ======================================================================
328 Changes for U-Boot 0.2.2:
329 ======================================================================
331 * Add dual ethernet support on PM826
333 * Add support for LXT971 PHY on PM826
335 * Patch by Tord Andersson, 16 Jan 2003:
336 Fix flash sector count for TQM8xxL
338 * Fix I2C EEPROM problem on ICU862 board (would only write the first
339 16 bytes out of each 32 byte block)
341 ======================================================================
342 Changes for U-Boot 0.2.1:
343 ======================================================================
345 * Add support for V37 board
346 (patch by Jón Benediktsson, 11 Dec 2002)
348 * Update baudrate in bd_info when it gets changed
350 * Add watchdog trigger points while waiting for serial port
351 (so far only 8xx -- needed on LWMON with 100ms watchdog)
353 * Improve command line tool to access the U-Boot's environment
354 (figuration of the utility, using a config file)
356 * Add single quote support for (old) command line parser
358 * Switch LWMON board default config from FRAM to EEPROM;
359 in POST, EEPROM shows up on 8 addresses
361 ======================================================================
362 Changes for U-Boot 0.2.0:
363 ======================================================================
365 * Use 1-byte-read instead of -write for iprobe() function
366 Add i2c commands to PM826 config
368 * extend I2C POST code: check for list on known addresses
370 * Improve log buffer code; use "loglevel" to decide which messages
371 to log on the console, too (like in Linux); get rid of "logstart"
373 * Add command line tool to access the U-Boot's environment
374 (board-specific for TRAB now, to be fixed later)
376 * Patch by Hans-Joerg Frieden, 06 Dec 2002
377 Fix misc problems with AmigaOne support
379 * Patch by Chris Hallinan, 3 Dec 2002:
380 minor cleanup to the MPC8245 EPIC driver
382 * Patch by Pierre Aubert , 28 Nov 2002
383 Add support for external (SIU) interrupts on MPC8xx
385 * Patch by Pierre Aubert , 28 Nov 2002
386 Fix nested syscalls bug in standalone applications
388 * Patch by David Müller, 27 Nov 2002:
389 fix output of "pciinfo" command for CardBus bridge devices.
391 * Fix bug in TQM8260 board detection - boards got stuck when board ID
394 * Add LED indication for IDE activity on KUP4K board
396 * Fix startup problems with VFD display on TRAB
398 * Patch by Pierre Aubert, 20 Nov 2002
399 Add driver for Epson SED13806 graphic controller.
400 Add support for BMP logos in cfb_console driver.
402 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
404 * Patch by Rod Boyce, 21 Nov 2002:
405 fix PCMCIA on MBX8xx board
407 * Patch by Pierre Aubert , 21 Nov 2002
408 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
409 bootmode word in DPRAM configurable
411 * Patch by Daniel Engström, 18 Nov 2002:
412 Fixes for x86 port (mostly strings issues)
414 * Patch by Ken Chou, 18 Nov 2002:
415 Fix for natsemi NIC cards (DP83815)
417 * Patch by Pierre Aubert, 19 Nov 2002:
418 fix a bug for the MII configuration, and some warnings
420 * Patch by Thomas Frieden, 13 Nov 2002:
421 Add code for AmigaOne board
422 (preliminary merge to U-Boot, still WIP)
424 * Patch by Jon Diekema, 12 Nov 2002:
425 - Adding URL for IEEE OUI lookup
426 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
428 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
429 root-on-nfs macros are designed to switch how the default boot
432 * Patch by Daniel Engström, 13 Nov 2002:
433 Add support for i386 architecture and AMD SC520 board
435 * Patch by Pierre Aubert, 12 Nov 2002:
436 Add support for DOS filesystem and booting from DOS floppy disk
438 * Patch by Jim Sandoz, 07 Nov 2002:
439 Increase number of network RX buffers (PKTBUFSRX in
440 "include/net.h") for EEPRO100 based boards (especially SP8240)
441 which showed "Receiver is not ready" errors when U-Boot was
442 processing the receive buffers slower than the network controller
445 * Patch by Andreas Oberritter, 09 Nov 2002:
446 Change behaviour of NetLoop(): return -1 for errors, filesize
447 otherwise; return code 0 is valid an means no file loaded - in this
448 case the environment still gets updated!
450 * Patches by Jon Diekema, 9 Nov 2002:
451 - improve ADC/DAC clocking on the SACSng board to align
452 the failing edges of LRCLK and SCLK
453 - sbc8260 configuration tweaks
454 - add status LED support for 82xx systems
455 - wire sspi/sspo commands into command handler; improved error
457 - add timestamp support and alternate memory test to the
460 * Patch by Vince Husovsky, 7 Nov 2002:
461 Add "-n" to linker options to get rid of "Not enough room for
462 program headers" problem
464 * Patch by David Müller, 05 Nov 2002
465 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
466 so we can use an already existing name
468 * Patch by Pierre Aubert, 05 Nov 2002
469 Hardware relatied improvments in FDC boot code
471 * Patch by Holger Schurig, 5 Nov 2002:
472 Make the PXA really change it's frequency
474 * Patch by Pierre Aubert, 05 Nov 2002
475 Add support for slave serial Spartan 2 FPGAs
477 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
480 * Add support for log buffer which can be passed to Linux kernel's
481 syslog mechanism; used especially for POST results.
483 * Patch by Klaus Heydeck, 31 Oct 2002:
484 Add initial support for kup4k board
486 * Patch by Robert Schwebel, 04 Nov 2002:
487 - use watchdog to reset PXA250 systems
488 - added progress callbacks to (some of the) ARM code
489 - update for Cogent CSB226 board
491 * Add support for FPS860 board
493 * Patch by Guillaume Alexandre,, 04 Nov 2002:
494 Improve PCI access on 32-bits Compact PCI bus
496 * Fix mdelay() on TRAB - this was still the debugging version with
497 seconds instead of ms.
499 * Patch by Robert Schwebel, 1 Nov 2002:
500 XScale related cleanup (affects all ARM boards)
502 * Cleanup of names and README.
504 ======================================================================
505 Notes for U-Boot 0.1.0:
506 ======================================================================
508 This is the initial version of "Das U-Boot", the Universal Boot Loader.
510 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
511 For information about the history of the project please see the
512 PPCBoot project page at http://sourceforge.net/projects/ppcboot
514 ======================================================================