1 ======================================================================
2 Changes since U-Boot 0.3.1:
3 ======================================================================
5 * Patch by Stefan Roese, 23 May 2003:
6 - IBM PPC405EP port added.
7 - CONFIG_UART1_CONSOLE added. If defined internal UART1 (and not
8 UART0) is used as default U-Boot console. PPC4xx only!
9 - esd ASH405 board added (PPC405EP based).
10 - BUBINGA405EP board added (PPC405EP based - IBM Eval Board).
11 - esd CPCI405AB board added.
12 - esd PMC405 board added.
13 - Update of some esd boards.
15 * Patch by Denis Peter, 19 Mai 2003:
16 add support for the MIP405-3 board
18 * Patch by Dave Ellis, 22 May 2003:
19 Fix problem with only partially cleared .bss segment
21 * Patch by Rune Torgersen, 12 May 2003:
22 get PCI to work on a MPC8266ADS board; incorporate change to
23 cpu/mpc8260/pci.c to enable overrides of PCI memory parameters
25 * Patch by Nye Liu, 1 May 2003:
26 minor patches for the FADS8xx
28 * Patch by Thomas Schäfer, 28 Apr 2003:
29 Fix SPD handling for 256 ECC DIMM on Walnut
31 * Add support for arbitrary bitmaps for TRAB's VFD command;
32 allow to pass boot bitmap addresses in environment variables;
33 allow for zero boot delay
35 * Patch by Christian Geißinger, 19 May 2002:
36 On TRAB: wait until the dummy byte has been completely sent
38 * Patch by David Updegraff, 22 Apr 2003:
39 update for CrayL1 board
41 * Patch by Pantelis Antoniou, 21 Apr 2003:
42 add boot support for ARTOS (a proprietary OS)
44 * Patch by Steven Scholz, 11 Apr 2003:
45 Add support for RTC DS1338
47 * Patch by Rod Boyce, 24 Jan 2003:
48 Fix counting of extended partitions in diskboot command
50 * Patch by Christophe Lindheimer, 20 May 2003:
51 allow the use of CFG_LOADS when CFG_NO_FLASH is set
53 * Fix SDRAM timing on Purple board
55 * Add support for CompactFlash on ATC board
56 (includes support for Intel 82365 and compatible PC Card controllers,
57 and Yenta-compatible PCI-to-CardBus controllers)
59 * Patch by Mathijs Haarman, 08 May 2003:
60 Add lan91c96 driver (tested on Lubbock and custom PXA250 board only)
62 * Fix problem with usage of "true" (undefined in current versions of bfd.h)
64 * Add support for Promess ATC board
66 * Patch by Keith Outwater, 28 Apr 2003:
67 - Miscellaneous corrections and additions to GEN860T board specific code.
68 - Added GEN860_SC variant to GEN860T.
69 - Miscellaneous corrections to GEN860T documentation.
70 - Correct duplicate entry in U-Boot CREDITS file.
71 - Add GEN860T_SC entry in MAINTAINERS file.
72 - Update CREDITS file with GEN860T_SC info.
74 * Update Smiths Aerospace addresses in MAINTAINERS file
76 * Fix error handling in hush's version of "run" command
79 - Splashscreen support
82 - temperature dependend enabling of LCD
84 * Allow booting from old "PPCBoot" disk partitions
86 * Add support for TQM8255 Board / MPC8255 CPU
88 ======================================================================
89 Changes for U-Boot 0.3.1:
90 ======================================================================
92 * Make sure Block Lock Bits get cleared in R360MPI flash driver
94 * MPC823 LCD driver: Fill color map backwards, to allow for steady
95 display when Linux takes over
97 * Patch by Erwin Rol, 27 Feb 2003:
98 Add support for RTEMS (this time for real).
100 * Add support for "bmp info" and "bmp display" commands to load
101 bitmap images; this can be used (for example in a "preboot"
102 command) to display a splash screen very quickly after poweron.
104 * Add support for 133 MHz clock on INCA-IP board
106 * Patch by Lutz Dennig, 10 Apr 2003:
107 Update for R360MPI board
109 * Add new meaning to "autostart" environment variable:
110 If set to "no", a standalone image passed to the
111 "bootm" command will be copied to the load address
112 (and eventually uncompressed), but NOT be started.
113 This can be used to load and uncompress arbitrary
116 * Patch by Stefan Roese, 10 Apr 2003:
117 Changed DHCP client to use IP address from server option field #54
118 from the OFFER packet in the server option field #54 in the REQUEST
119 packet. This fixes a problem using a Windows 2000 DHCP server,
120 where the DHCP-server is not the TFTP-server.
122 * Set max brightness for MN11236 displays on TRAB board
124 * Add support for TQM862L modules
126 ======================================================================
127 Changes for U-Boot 0.3.0:
128 ======================================================================
130 * Patch by Arun Dharankar, 4 Apr 2003:
131 Add IDMA example code (tested on 8260 only)
133 * Add support for Purple Board (MIPS64 5Kc)
135 * Add support for MIPS64 5Kc CPUs
137 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
139 * Patch by Denis Peter, 04 Apr 2003:
140 - update MIP405-4 board
142 * Patch by Stefan Roese, 4 Apr 2003:
143 - U-Boot version environment variable "ver" added
144 (CONFIG_VERSION_VARIABLE).
145 - Changed PPC405GPr version from A to B.
146 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
148 * Patches by Denis Peter, 03 April 2003:
149 - fix PCI IRQs on MPL boards
150 - fix two more un-relocated pointer problems
152 * Fix behaviour of "run" command:
153 - print error message iv variable does not exist
154 - terminate processing of arguments in case of error
156 * Patches by Peter Figuli, 10 Mar 2003
157 - Add support for BTUART on PXA platform
158 - Add support for WEP EP250 (PXA) board
160 * Fix flash problems on INCA-IP; add tool to allow bruning images to
161 flash using a BDI2000
163 * Implement fix for I2C Edge Conditions problem for all boards that
164 use the bit-banging driver (common/soft_i2c.c)
166 * Patch by Martin Winistoerfer, 23 Mar 2003
167 - Add port to MPC555/556 microcontrollers
168 - Add support for cmi customer board with
169 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
171 * Patch by Rick Bronson, 28 Mar 2003:
172 - fix common/cmd_nand.c
174 * Patch by Arun Dharankar, 24 Mar 2003:
175 - add threads / scheduler example code
177 * Add patches by Robert Schwebel, 31 Mar 2003:
178 - add ctrl-c support for kermit download
179 - align bdinfo output on ARM
180 - csb226 board: bring in sync with innokom/memsetup.S
181 - csb226 board: fix MDREFR handling
182 - misc doc fixes / extensions
183 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
184 - add BOOT_PROGRESS to armlinux.c
186 * Add CPU ID, version, and clock speed for INCA-IP
188 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
189 - fix SRAM and SDRAM memory sizing
190 - add status LED support
191 - add MAC address for second (SCC1) ethernet port
193 * Update default environment for TQM8260 board
195 * Patch by Rick Bronson, 16 Mar 2003:
196 - Add NAND flash support for reading, writing, and erasing NAND
197 flash (certain forms of which are called SmartMedia).
198 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
200 * Patches by Robert Schwebel, 19 Mar 2003:
201 - use arm-linux-gcc as default compiler for ARM
203 - fix missing baudrate setting
204 - added $loadaddr / CFG_LOAD_ADDR support to loadb
205 - moved "ignoring trailing characters" _before_ u-boot wants to
206 print out diagnostics messages; removes bogus characters at the
209 * Patch by John Zhan, 18 Mar 2003:
210 Add support for SinoVee Microsystems SC8xx boards
212 * Patch by Rolf Offermanns, 21 Mar 2003:
213 ported the dnp1110 related changes from the current armboot cvs to
214 current u-boot cvs. smc91111 does not work. problem marked in
215 smc91111.c, grep for "FIXME".
217 * Patch by Brian Auld, 25 Mar 2003:
218 Add support for STM flash chips on ebony board
220 * Add PCI support for MPC8250 Boards (PM825 module)
222 * Patch by Stefan Roese, 25 Mar 2003:
225 * Patch by Stefan Roese, 20 Mar 2003:
226 - CPCI4052 update (support for revision 3).
227 - Set edge conditioning circuitry on PPC405GPr for compatibility
228 to existing PPC405GP designs.
229 - Clip udiv to 5 bits on PPC405 (serial.c).
231 * Extend INCAIP board support:
232 - add automatic RAM size detection
233 - add "bdinfo" command
234 - pass flash address and size to Linux kernel
235 - switch to 150 MHz clock
237 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
238 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
239 boards, version 153 for Rev. 200 boards).
241 * Patch by Vladimir Gurevich, 12 Mar 2003:
242 Fix relocation problem of statically initialized string pointers
245 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
246 Cleanup & bug fixes for JFFS2 code:
247 - the memory mangement was broken. It caused havoc on malloc by
248 writing beyond the block boundaries.
249 - the length calculation for files was wrong, sometimes resulting
251 - data copying now optionally takes fragment version numbers into
252 account, to avoid copying from older data.
253 See doc/README.JFFS2 for details.
255 * Patch by Josef Wagner, 12 Mar 2003:
256 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
257 - ETH05 and BEDBUG support for CU824
258 - added support for MicroSys CPC45
259 - new BOOTROM/FLASH0 and DOC base for PM826
261 * Patch by Robert Schwebel, 12 Mar 2003:
262 Fix the chpart command on innokom board
265 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
266 s/PPCBoot/U-Boot/ in some files
267 s/pImage/uImage/ in some files
269 * Patch by Detlev Zundel, 15 Jan 2003:
270 Fix '' command line quoting
272 * Patch by The LEOX team, 19 Jan 2003:
273 - add support for the ELPT860 board
274 - add support for Dallas ds164x RTC
276 * Patches by David Müller, 31 Jan 2003:
277 - minimal setup for CardBus bridges
278 - add EEPROM read/write support in the CS8900 driver
279 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
280 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
282 * Patch by Steven Scholz, 04 Feb 2003:
283 add support for RTC DS1307
285 * Patch by Reinhard Meyer, 5 Feb 2003:
286 fix PLPRCR/SCCR init sequence on 8xx to allow for
287 changes of EBDF by software
289 * Patch by Vladimir Gurevich, 07 Feb 2003:
290 "API-compatibility patch" for 4xx I2C driver
292 * TRAB fixes / extensions:
293 - Restore VFD brightness as saved in environment
294 - add support for FGujitsu flashes
295 - make sure both buzzers are turned off (drive low level)
297 * Patches by Robert Schwebel, 06 Mar 2003:
298 - fix bug in BOOTP code (must use NetCopyIP)
299 - update of CSB226 port
300 - clear BSS segment on XScale
301 - added support for i2c_init_board() function
302 - update to the Innokom plattform
304 * Extend support for redundand environments for configurations where
305 environment size < sector size
307 * Patch by Rune Torgersen, 13 Feb 2003:
308 Add support for Motorola MPC8266ADS board
310 * Patch by Kyle Harris, 19 Feb 2003:
311 patches for the Intel lubbock board:
312 memsetup.S - general cleanup (based on Robert's csb226 code)
313 flash.c - overhaul, actually works now
314 lubbock.c - fix init funcs to return proper value
316 * Patch by Kenneth Johansson, 26 Feb 2003:
317 - Fixed off by one in RFTA calculation.
318 - No need to abort when LDF is lower than we can program it's only
319 minimum timing so clamp it to what we can do.
320 - Takes function pointer to function for reading the spd_nvram. Usefull
321 for faking data or hardcode a module without the nvram.
322 - fix other user for above change
325 * Patches by Brian Waite, 26 Feb 2003:
326 - fix port for evb64260 board
327 - fix PCI for evb64260 board
330 * Patch by Reinhard Meyer, 1 Mar 2003:
331 Add support for EMK TOP860 Module
333 * Patch by Yuli Barcohen, 02 Mar 2003:
334 Add SPD EEPROM support for MPC8260ADS board
336 * Patch by Robert Schwebel, 21 Jan 2003:
337 - Add support for Innokom board
338 - Don't complain if "install" fails
339 - README cleanup (remove duplicated lines)
340 - Update PXA header files
342 * Add documentation for existing POST code (doc/README.POST)
344 * Patch by Laudney Ren, 15 Jan 2003:
345 Fix handling of redundand environment in "tools/envcrc.c"
347 * Patch by Detlev Zundel, 28 Feb 2003:
348 Add bedbug support for 824x systems
350 * Add support for 16 MB flash configuration of TRAB board
352 * Patch by Erwin Rol, 27 Feb 2003:
353 Add support for RTEMS
355 * Add image information to README
357 * Patch by Stefan Roese, 18 Feb 2003:
358 CPCIISER4 configuration updated.
360 * Patch by Stefan Roese, 17 Feb 2003:
361 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
363 * Patch by Stefan Roese, 13 Feb 2003:
364 Add "pcidelay" environment variable (in ms, enabled via
365 CONFIG_PCI_BOOTDELAY).
366 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
367 RST# to respond to configuration cycles (33MHz -> 1s).
369 * Fix dual PCMCIA slot support (when running with just one
372 * Add VFD type detection to trab board
374 * extend drivers/cs8900.c driver to synchronize ethaddr environment
375 variable with value in the EEPROM
377 * Patch by Stefan Roese, 10 Feb 2003:
378 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
380 * Add support for MIPS32 4Kc CPUs
382 * Add support for INCA-IP Board
384 ======================================================================
385 Changes for U-Boot 0.2.2:
386 ======================================================================
388 * Add dual ethernet support on PM826
390 * Add support for LXT971 PHY on PM826
392 * Patch by Tord Andersson, 16 Jan 2003:
393 Fix flash sector count for TQM8xxL
395 * Fix I2C EEPROM problem on ICU862 board (would only write the first
396 16 bytes out of each 32 byte block)
398 ======================================================================
399 Changes for U-Boot 0.2.1:
400 ======================================================================
402 * Add support for V37 board
403 (patch by Jón Benediktsson, 11 Dec 2002)
405 * Update baudrate in bd_info when it gets changed
407 * Add watchdog trigger points while waiting for serial port
408 (so far only 8xx -- needed on LWMON with 100ms watchdog)
410 * Improve command line tool to access the U-Boot's environment
411 (figuration of the utility, using a config file)
413 * Add single quote support for (old) command line parser
415 * Switch LWMON board default config from FRAM to EEPROM;
416 in POST, EEPROM shows up on 8 addresses
418 ======================================================================
419 Changes for U-Boot 0.2.0:
420 ======================================================================
422 * Use 1-byte-read instead of -write for iprobe() function
423 Add i2c commands to PM826 config
425 * extend I2C POST code: check for list on known addresses
427 * Improve log buffer code; use "loglevel" to decide which messages
428 to log on the console, too (like in Linux); get rid of "logstart"
430 * Add command line tool to access the U-Boot's environment
431 (board-specific for TRAB now, to be fixed later)
433 * Patch by Hans-Joerg Frieden, 06 Dec 2002
434 Fix misc problems with AmigaOne support
436 * Patch by Chris Hallinan, 3 Dec 2002:
437 minor cleanup to the MPC8245 EPIC driver
439 * Patch by Pierre Aubert , 28 Nov 2002
440 Add support for external (SIU) interrupts on MPC8xx
442 * Patch by Pierre Aubert , 28 Nov 2002
443 Fix nested syscalls bug in standalone applications
445 * Patch by David Müller, 27 Nov 2002:
446 fix output of "pciinfo" command for CardBus bridge devices.
448 * Fix bug in TQM8260 board detection - boards got stuck when board ID
451 * Add LED indication for IDE activity on KUP4K board
453 * Fix startup problems with VFD display on TRAB
455 * Patch by Pierre Aubert, 20 Nov 2002
456 Add driver for Epson SED13806 graphic controller.
457 Add support for BMP logos in cfb_console driver.
459 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
461 * Patch by Rod Boyce, 21 Nov 2002:
462 fix PCMCIA on MBX8xx board
464 * Patch by Pierre Aubert , 21 Nov 2002
465 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
466 bootmode word in DPRAM configurable
468 * Patch by Daniel Engström, 18 Nov 2002:
469 Fixes for x86 port (mostly strings issues)
471 * Patch by Ken Chou, 18 Nov 2002:
472 Fix for natsemi NIC cards (DP83815)
474 * Patch by Pierre Aubert, 19 Nov 2002:
475 fix a bug for the MII configuration, and some warnings
477 * Patch by Thomas Frieden, 13 Nov 2002:
478 Add code for AmigaOne board
479 (preliminary merge to U-Boot, still WIP)
481 * Patch by Jon Diekema, 12 Nov 2002:
482 - Adding URL for IEEE OUI lookup
483 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
485 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
486 root-on-nfs macros are designed to switch how the default boot
489 * Patch by Daniel Engström, 13 Nov 2002:
490 Add support for i386 architecture and AMD SC520 board
492 * Patch by Pierre Aubert, 12 Nov 2002:
493 Add support for DOS filesystem and booting from DOS floppy disk
495 * Patch by Jim Sandoz, 07 Nov 2002:
496 Increase number of network RX buffers (PKTBUFSRX in
497 "include/net.h") for EEPRO100 based boards (especially SP8240)
498 which showed "Receiver is not ready" errors when U-Boot was
499 processing the receive buffers slower than the network controller
502 * Patch by Andreas Oberritter, 09 Nov 2002:
503 Change behaviour of NetLoop(): return -1 for errors, filesize
504 otherwise; return code 0 is valid an means no file loaded - in this
505 case the environment still gets updated!
507 * Patches by Jon Diekema, 9 Nov 2002:
508 - improve ADC/DAC clocking on the SACSng board to align
509 the failing edges of LRCLK and SCLK
510 - sbc8260 configuration tweaks
511 - add status LED support for 82xx systems
512 - wire sspi/sspo commands into command handler; improved error
514 - add timestamp support and alternate memory test to the
517 * Patch by Vince Husovsky, 7 Nov 2002:
518 Add "-n" to linker options to get rid of "Not enough room for
519 program headers" problem
521 * Patch by David Müller, 05 Nov 2002
522 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
523 so we can use an already existing name
525 * Patch by Pierre Aubert, 05 Nov 2002
526 Hardware relatied improvments in FDC boot code
528 * Patch by Holger Schurig, 5 Nov 2002:
529 Make the PXA really change it's frequency
531 * Patch by Pierre Aubert, 05 Nov 2002
532 Add support for slave serial Spartan 2 FPGAs
534 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
537 * Add support for log buffer which can be passed to Linux kernel's
538 syslog mechanism; used especially for POST results.
540 * Patch by Klaus Heydeck, 31 Oct 2002:
541 Add initial support for kup4k board
543 * Patch by Robert Schwebel, 04 Nov 2002:
544 - use watchdog to reset PXA250 systems
545 - added progress callbacks to (some of the) ARM code
546 - update for Cogent CSB226 board
548 * Add support for FPS860 board
550 * Patch by Guillaume Alexandre,, 04 Nov 2002:
551 Improve PCI access on 32-bits Compact PCI bus
553 * Fix mdelay() on TRAB - this was still the debugging version with
554 seconds instead of ms.
556 * Patch by Robert Schwebel, 1 Nov 2002:
557 XScale related cleanup (affects all ARM boards)
559 * Cleanup of names and README.
561 ======================================================================
562 Notes for U-Boot 0.1.0:
563 ======================================================================
565 This is the initial version of "Das U-Boot", the Universal Boot Loader.
567 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
568 For information about the history of the project please see the
569 PPCBoot project page at http://sourceforge.net/projects/ppcboot
571 ======================================================================