1 ======================================================================
2 Changes since U-Boot 0.2.2:
3 ======================================================================
5 * Patch by Rick Bronson, 16 Mar 2003:
6 Add support for Atmel AT91RM9200DK w/NAND
8 * Patches by Robert Schwebel, 19 Mar 2003:
9 - use arm-linux-gcc as default compiler for ARM
11 - fix missing baudrate setting
12 - added $loadaddr / CFG_LOAD_ADDR support to loadb
13 - moved "ignoring trailing characters" _before_ u-boot wants to
14 print out diagnostics messages; removes bogus characters at the
17 * Patch by John Zhan, 18 Mar 2003:
18 Add support for SinoVee Microsystems SC8xx boards
20 * Patch by Rolf Offermanns, 21 Mar 2003:
21 ported the dnp1110 related changes from the current armboot cvs to
22 current u-boot cvs. smc91111 does not work. problem marked in
23 smc91111.c, grep for "FIXME".
25 * Patch by Brian Auld, 25 Mar 2003:
26 Add support for STM flash chips on ebony board
28 * Add PCI support for MPC8250 Boards (PM825 module)
30 * Patch by Stefan Roese, 25 Mar 2003:
33 * Patch by Stefan Roese, 20 Mar 2003:
34 - CPCI4052 update (support for revision 3).
35 - Set edge conditioning circuitry on PPC405GPr for compatibility
36 to existing PPC405GP designs.
37 - Clip udiv to 5 bits on PPC405 (serial.c).
39 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
40 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
41 boards, version 153 for Rev. 200 boards).
43 * Patch by Vladimir Gurevich, 12 Mar 2003:
44 Fix relocation problem of statically initialized string pointers
47 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
48 Cleanup & bug fixes for JFFS2 code:
49 - the memory mangement was broken. It caused havoc on malloc by
50 writing beyond the block boundaries.
51 - the length calculation for files was wrong, sometimes resulting
53 - data copying now optionally takes fragment version numbers into
54 account, to avoid copying from older data.
55 See doc/README.JFFS2 for details.
57 * Patch by Josef Wagner, 12 Mar 2003:
58 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
59 - ETH05 and BEDBUG support for CU824
60 - added support for MicroSys CPC45
61 - new BOOTROM/FLASH0 and DOC base for PM826
63 * Patch by Robert Schwebel, 12 Mar 2003:
64 Fix the chpart command on innokom board
67 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
68 s/PPCBoot/U-Boot/ in some files
69 s/pImage/uImage/ in some files
71 * Patch by Detlev Zundel, 15 Jan 2003:
72 Fix '' command line quoting
74 * Patch by The LEOX team, 19 Jan 2003:
75 - add support for the ELPT860 board
76 - add support for Dallas ds164x RTC
78 * Patches by David Müller, 31 Jan 2003:
79 - minimal setup for CardBus bridges
80 - add EEPROM read/write support in the CS8900 driver
81 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
82 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
84 * Patch by Steven Scholz, 04 Feb 2003:
85 add support for RTC DS1307
87 * Patch by Reinhard Meyer, 5 Feb 2003:
88 fix PLPRCR/SCCR init sequence on 8xx to allow for
89 changes of EBDF by software
91 * Patch by Vladimir Gurevich, 07 Feb 2003:
92 "API-compatibility patch" for 4xx I2C driver
94 * TRAB fixes / extensions:
95 - Restore VFD brightness as saved in environment
96 - add support for FGujitsu flashes
97 - make sure both buzzers are turned off (drive low level)
99 * Patches by Robert Schwebel, 06 Mar 2003:
100 - fix bug in BOOTP code (must use NetCopyIP)
101 - update of CSB226 port
102 - clear BSS segment on XScale
103 - added support for i2c_init_board() function
104 - update to the Innokom plattform
106 * Extend support for redundand environments for configurations where
107 environment size < sector size
109 * Patch by Rune Torgersen, 13 Feb 2003:
110 Add support for Motorola MPC8266ADS board
112 * Patch by Kyle Harris, 19 Feb 2003:
113 patches for the Intel lubbock board:
114 memsetup.S - general cleanup (based on Robert's csb226 code)
115 flash.c - overhaul, actually works now
116 lubbock.c - fix init funcs to return proper value
118 * Patch by Kenneth Johansson, 26 Feb 2003:
119 - Fixed off by one in RFTA calculation.
120 - No need to abort when LDF is lower than we can program it's only
121 minimum timing so clamp it to what we can do.
122 - Takes function pointer to function for reading the spd_nvram. Usefull
123 for faking data or hardcode a module without the nvram.
124 - fix other user for above change
127 * Patches by Brian Waite, 26 Feb 2003:
128 - fix port for evb64260 board
129 - fix PCI for evb64260 board
132 * Patch by Reinhard Meyer, 1 Mar 2003:
133 Add support for EMK TOP860 Module
135 * Patch by Yuli Barcohen, 02 Mar 2003:
136 Add SPD EEPROM support for MPC8260ADS board
138 * Patch by Robert Schwebel, 21 Jan 2003:
139 - Add support for Innokom board
140 - Don't complain if "install" fails
141 - README cleanup (remove duplicated lines)
142 - Update PXA header files
144 * Add documentation for existing POST code (doc/README.POST)
146 * Patch by Laudney Ren, 15 Jan 2003:
147 Fix handling of redundand environment in "tools/envcrc.c"
149 * Patch by Detlev Zundel, 28 Feb 2003:
150 Add bedbug support for 824x systems
152 * Add support for 16 MB flash configuration of TRAB board
154 * Patch by Erwin Rol, 27 Feb 2003:
155 Add support for RTEMS
157 * Add image information to README
159 * Patch by Stefan Roese, 18 Feb 2003:
160 CPCIISER4 configuration updated.
162 * Patch by Stefan Roese, 17 Feb 2003:
163 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
165 * Patch by Stefan Roese, 13 Feb 2003:
166 Add "pcidelay" environment variable (in ms, enabled via
167 CONFIG_PCI_BOOTDELAY).
168 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
169 RST# to respond to configuration cycles (33MHz -> 1s).
171 * Fix dual PCMCIA slot support (when running with just one
174 * Add VFD type detection to trab board
176 * extend drivers/cs8900.c driver to synchronize ethaddr environment
177 variable with value in the EEPROM
179 * Patch by Stefan Roese, 10 Feb 2003:
180 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
182 ======================================================================
183 Changes for U-Boot 0.2.2:
184 ======================================================================
186 * Add dual ethernet support on PM826
188 * Add support for LXT971 PHY on PM826
190 * Patch by Tord Andersson, 16 Jan 2003:
191 Fix flash sector count for TQM8xxL
193 * Fix I2C EEPROM problem on ICU862 board (would only write the first
194 16 bytes out of each 32 byte block)
196 ======================================================================
197 Changes for U-Boot 0.2.1:
198 ======================================================================
200 * Add support for V37 board
201 (patch by Jón Benediktsson, 11 Dec 2002)
203 * Update baudrate in bd_info when it gets changed
205 * Add watchdog trigger points while waiting for serial port
206 (so far only 8xx -- needed on LWMON with 100ms watchdog)
208 * Improve command line tool to access the U-Boot's environment
209 (figuration of the utility, using a config file)
211 * Add single quote support for (old) command line parser
213 * Switch LWMON board default config from FRAM to EEPROM;
214 in POST, EEPROM shows up on 8 addresses
216 ======================================================================
217 Changes for U-Boot 0.2.0:
218 ======================================================================
220 * Use 1-byte-read instead of -write for iprobe() function
221 Add i2c commands to PM826 config
223 * extend I2C POST code: check for list on known addresses
225 * Improve log buffer code; use "loglevel" to decide which messages
226 to log on the console, too (like in Linux); get rid of "logstart"
228 * Add command line tool to access the U-Boot's environment
229 (board-specific for TRAB now, to be fixed later)
231 * Patch by Hans-Joerg Frieden, 06 Dec 2002
232 Fix misc problems with AmigaOne support
234 * Patch by Chris Hallinan, 3 Dec 2002:
235 minor cleanup to the MPC8245 EPIC driver
237 * Patch by Pierre Aubert , 28 Nov 2002
238 Add support for external (SIU) interrupts on MPC8xx
240 * Patch by Pierre Aubert , 28 Nov 2002
241 Fix nested syscalls bug in standalone applications
243 * Patch by David Müller, 27 Nov 2002:
244 fix output of "pciinfo" command for CardBus bridge devices.
246 * Fix bug in TQM8260 board detection - boards got stuck when board ID
249 * Add LED indication for IDE activity on KUP4K board
251 * Fix startup problems with VFD display on TRAB
253 * Patch by Pierre Aubert, 20 Nov 2002
254 Add driver for Epson SED13806 graphic controller.
255 Add support for BMP logos in cfb_console driver.
257 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
259 * Patch by Rod Boyce, 21 Nov 2002:
260 fix PCMCIA on MBX8xx board
262 * Patch by Pierre Aubert , 21 Nov 2002
263 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
264 bootmode word in DPRAM configurable
266 * Patch by Daniel Engström, 18 Nov 2002:
267 Fixes for x86 port (mostly strings issues)
269 * Patch by Ken Chou, 18 Nov 2002:
270 Fix for natsemi NIC cards (DP83815)
272 * Patch by Pierre Aubert, 19 Nov 2002:
273 fix a bug for the MII configuration, and some warnings
275 * Patch by Thomas Frieden, 13 Nov 2002:
276 Add code for AmigaOne board
277 (preliminary merge to U-Boot, still WIP)
279 * Patch by Jon Diekema, 12 Nov 2002:
280 - Adding URL for IEEE OUI lookup
281 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
283 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
284 root-on-nfs macros are designed to switch how the default boot
287 * Patch by Daniel Engström, 13 Nov 2002:
288 Add support for i386 architecture and AMD SC520 board
290 * Patch by Pierre Aubert, 12 Nov 2002:
291 Add support for DOS filesystem and booting from DOS floppy disk
293 * Patch by Jim Sandoz, 07 Nov 2002:
294 Increase number of network RX buffers (PKTBUFSRX in
295 "include/net.h") for EEPRO100 based boards (especially SP8240)
296 which showed "Receiver is not ready" errors when U-Boot was
297 processing the receive buffers slower than the network controller
300 * Patch by Andreas Oberritter, 09 Nov 2002:
301 Change behaviour of NetLoop(): return -1 for errors, filesize
302 otherwise; return code 0 is valid an means no file loaded - in this
303 case the environment still gets updated!
305 * Patches by Jon Diekema, 9 Nov 2002:
306 - improve ADC/DAC clocking on the SACSng board to align
307 the failing edges of LRCLK and SCLK
308 - sbc8260 configuration tweaks
309 - add status LED support for 82xx systems
310 - wire sspi/sspo commands into command handler; improved error
312 - add timestamp support and alternate memory test to the
315 * Patch by Vince Husovsky, 7 Nov 2002:
316 Add "-n" to linker options to get rid of "Not enough room for
317 program headers" problem
319 * Patch by David Müller, 05 Nov 2002
320 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
321 so we can use an already existing name
323 * Patch by Pierre Aubert, 05 Nov 2002
324 Hardware relatied improvments in FDC boot code
326 * Patch by Holger Schurig, 5 Nov 2002:
327 Make the PXA really change it's frequency
329 * Patch by Pierre Aubert, 05 Nov 2002
330 Add support for slave serial Spartan 2 FPGAs
332 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
335 * Add support for log buffer which can be passed to Linux kernel's
336 syslog mechanism; used especially for POST results.
338 * Patch by Klaus Heydeck, 31 Oct 2002:
339 Add initial support for kup4k board
341 * Patch by Robert Schwebel, 04 Nov 2002:
342 - use watchdog to reset PXA250 systems
343 - added progress callbacks to (some of the) ARM code
344 - update for Cogent CSB226 board
346 * Add support for FPS860 board
348 * Patch by Guillaume Alexandre,, 04 Nov 2002:
349 Improve PCI access on 32-bits Compact PCI bus
351 * Fix mdelay() on TRAB - this was still the debugging version with
352 seconds instead of ms.
354 * Patch by Robert Schwebel, 1 Nov 2002:
355 XScale related cleanup (affects all ARM boards)
357 * Cleanup of names and README.
359 ======================================================================
360 Notes for U-Boot 0.1.0:
361 ======================================================================
363 This is the initial version of "Das U-Boot", the Universal Boot Loader.
365 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
366 For information about the history of the project please see the
367 PPCBoot project page at http://sourceforge.net/projects/ppcboot
369 ======================================================================