1 ======================================================================
2 Changes since U-Boot 0.2.2:
3 ======================================================================
5 * Patch by Rick Bronson, 16 Mar 2003:
6 - Add NAND flash support for reading, writing, and erasing NAND
7 flash (certain forms of which are called SmartMedia).
8 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
10 * Patches by Robert Schwebel, 19 Mar 2003:
11 - use arm-linux-gcc as default compiler for ARM
13 - fix missing baudrate setting
14 - added $loadaddr / CFG_LOAD_ADDR support to loadb
15 - moved "ignoring trailing characters" _before_ u-boot wants to
16 print out diagnostics messages; removes bogus characters at the
19 * Patch by John Zhan, 18 Mar 2003:
20 Add support for SinoVee Microsystems SC8xx boards
22 * Patch by Rolf Offermanns, 21 Mar 2003:
23 ported the dnp1110 related changes from the current armboot cvs to
24 current u-boot cvs. smc91111 does not work. problem marked in
25 smc91111.c, grep for "FIXME".
27 * Patch by Brian Auld, 25 Mar 2003:
28 Add support for STM flash chips on ebony board
30 * Add PCI support for MPC8250 Boards (PM825 module)
32 * Patch by Stefan Roese, 25 Mar 2003:
35 * Patch by Stefan Roese, 20 Mar 2003:
36 - CPCI4052 update (support for revision 3).
37 - Set edge conditioning circuitry on PPC405GPr for compatibility
38 to existing PPC405GP designs.
39 - Clip udiv to 5 bits on PPC405 (serial.c).
41 * Extend INCAIP board support:
42 - add automatic RAM size detection
43 - add "bdinfo" command
44 - pass flash address and size to Linux kernel
45 - switch to 150 MHz clock
47 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
48 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
49 boards, version 153 for Rev. 200 boards).
51 * Patch by Vladimir Gurevich, 12 Mar 2003:
52 Fix relocation problem of statically initialized string pointers
55 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
56 Cleanup & bug fixes for JFFS2 code:
57 - the memory mangement was broken. It caused havoc on malloc by
58 writing beyond the block boundaries.
59 - the length calculation for files was wrong, sometimes resulting
61 - data copying now optionally takes fragment version numbers into
62 account, to avoid copying from older data.
63 See doc/README.JFFS2 for details.
65 * Patch by Josef Wagner, 12 Mar 2003:
66 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
67 - ETH05 and BEDBUG support for CU824
68 - added support for MicroSys CPC45
69 - new BOOTROM/FLASH0 and DOC base for PM826
71 * Patch by Robert Schwebel, 12 Mar 2003:
72 Fix the chpart command on innokom board
75 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
76 s/PPCBoot/U-Boot/ in some files
77 s/pImage/uImage/ in some files
79 * Patch by Detlev Zundel, 15 Jan 2003:
80 Fix '' command line quoting
82 * Patch by The LEOX team, 19 Jan 2003:
83 - add support for the ELPT860 board
84 - add support for Dallas ds164x RTC
86 * Patches by David Müller, 31 Jan 2003:
87 - minimal setup for CardBus bridges
88 - add EEPROM read/write support in the CS8900 driver
89 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
90 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
92 * Patch by Steven Scholz, 04 Feb 2003:
93 add support for RTC DS1307
95 * Patch by Reinhard Meyer, 5 Feb 2003:
96 fix PLPRCR/SCCR init sequence on 8xx to allow for
97 changes of EBDF by software
99 * Patch by Vladimir Gurevich, 07 Feb 2003:
100 "API-compatibility patch" for 4xx I2C driver
102 * TRAB fixes / extensions:
103 - Restore VFD brightness as saved in environment
104 - add support for FGujitsu flashes
105 - make sure both buzzers are turned off (drive low level)
107 * Patches by Robert Schwebel, 06 Mar 2003:
108 - fix bug in BOOTP code (must use NetCopyIP)
109 - update of CSB226 port
110 - clear BSS segment on XScale
111 - added support for i2c_init_board() function
112 - update to the Innokom plattform
114 * Extend support for redundand environments for configurations where
115 environment size < sector size
117 * Patch by Rune Torgersen, 13 Feb 2003:
118 Add support for Motorola MPC8266ADS board
120 * Patch by Kyle Harris, 19 Feb 2003:
121 patches for the Intel lubbock board:
122 memsetup.S - general cleanup (based on Robert's csb226 code)
123 flash.c - overhaul, actually works now
124 lubbock.c - fix init funcs to return proper value
126 * Patch by Kenneth Johansson, 26 Feb 2003:
127 - Fixed off by one in RFTA calculation.
128 - No need to abort when LDF is lower than we can program it's only
129 minimum timing so clamp it to what we can do.
130 - Takes function pointer to function for reading the spd_nvram. Usefull
131 for faking data or hardcode a module without the nvram.
132 - fix other user for above change
135 * Patches by Brian Waite, 26 Feb 2003:
136 - fix port for evb64260 board
137 - fix PCI for evb64260 board
140 * Patch by Reinhard Meyer, 1 Mar 2003:
141 Add support for EMK TOP860 Module
143 * Patch by Yuli Barcohen, 02 Mar 2003:
144 Add SPD EEPROM support for MPC8260ADS board
146 * Patch by Robert Schwebel, 21 Jan 2003:
147 - Add support for Innokom board
148 - Don't complain if "install" fails
149 - README cleanup (remove duplicated lines)
150 - Update PXA header files
152 * Add documentation for existing POST code (doc/README.POST)
154 * Patch by Laudney Ren, 15 Jan 2003:
155 Fix handling of redundand environment in "tools/envcrc.c"
157 * Patch by Detlev Zundel, 28 Feb 2003:
158 Add bedbug support for 824x systems
160 * Add support for 16 MB flash configuration of TRAB board
162 * Patch by Erwin Rol, 27 Feb 2003:
163 Add support for RTEMS
165 * Add image information to README
167 * Patch by Stefan Roese, 18 Feb 2003:
168 CPCIISER4 configuration updated.
170 * Patch by Stefan Roese, 17 Feb 2003:
171 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
173 * Patch by Stefan Roese, 13 Feb 2003:
174 Add "pcidelay" environment variable (in ms, enabled via
175 CONFIG_PCI_BOOTDELAY).
176 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
177 RST# to respond to configuration cycles (33MHz -> 1s).
179 * Fix dual PCMCIA slot support (when running with just one
182 * Add VFD type detection to trab board
184 * extend drivers/cs8900.c driver to synchronize ethaddr environment
185 variable with value in the EEPROM
187 * Patch by Stefan Roese, 10 Feb 2003:
188 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
190 * Add support for MIPS32 4Kc CPUs
192 * Add support for INCA-IP Board
194 ======================================================================
195 Changes for U-Boot 0.2.2:
196 ======================================================================
198 * Add dual ethernet support on PM826
200 * Add support for LXT971 PHY on PM826
202 * Patch by Tord Andersson, 16 Jan 2003:
203 Fix flash sector count for TQM8xxL
205 * Fix I2C EEPROM problem on ICU862 board (would only write the first
206 16 bytes out of each 32 byte block)
208 ======================================================================
209 Changes for U-Boot 0.2.1:
210 ======================================================================
212 * Add support for V37 board
213 (patch by Jón Benediktsson, 11 Dec 2002)
215 * Update baudrate in bd_info when it gets changed
217 * Add watchdog trigger points while waiting for serial port
218 (so far only 8xx -- needed on LWMON with 100ms watchdog)
220 * Improve command line tool to access the U-Boot's environment
221 (figuration of the utility, using a config file)
223 * Add single quote support for (old) command line parser
225 * Switch LWMON board default config from FRAM to EEPROM;
226 in POST, EEPROM shows up on 8 addresses
228 ======================================================================
229 Changes for U-Boot 0.2.0:
230 ======================================================================
232 * Use 1-byte-read instead of -write for iprobe() function
233 Add i2c commands to PM826 config
235 * extend I2C POST code: check for list on known addresses
237 * Improve log buffer code; use "loglevel" to decide which messages
238 to log on the console, too (like in Linux); get rid of "logstart"
240 * Add command line tool to access the U-Boot's environment
241 (board-specific for TRAB now, to be fixed later)
243 * Patch by Hans-Joerg Frieden, 06 Dec 2002
244 Fix misc problems with AmigaOne support
246 * Patch by Chris Hallinan, 3 Dec 2002:
247 minor cleanup to the MPC8245 EPIC driver
249 * Patch by Pierre Aubert , 28 Nov 2002
250 Add support for external (SIU) interrupts on MPC8xx
252 * Patch by Pierre Aubert , 28 Nov 2002
253 Fix nested syscalls bug in standalone applications
255 * Patch by David Müller, 27 Nov 2002:
256 fix output of "pciinfo" command for CardBus bridge devices.
258 * Fix bug in TQM8260 board detection - boards got stuck when board ID
261 * Add LED indication for IDE activity on KUP4K board
263 * Fix startup problems with VFD display on TRAB
265 * Patch by Pierre Aubert, 20 Nov 2002
266 Add driver for Epson SED13806 graphic controller.
267 Add support for BMP logos in cfb_console driver.
269 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
271 * Patch by Rod Boyce, 21 Nov 2002:
272 fix PCMCIA on MBX8xx board
274 * Patch by Pierre Aubert , 21 Nov 2002
275 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
276 bootmode word in DPRAM configurable
278 * Patch by Daniel Engström, 18 Nov 2002:
279 Fixes for x86 port (mostly strings issues)
281 * Patch by Ken Chou, 18 Nov 2002:
282 Fix for natsemi NIC cards (DP83815)
284 * Patch by Pierre Aubert, 19 Nov 2002:
285 fix a bug for the MII configuration, and some warnings
287 * Patch by Thomas Frieden, 13 Nov 2002:
288 Add code for AmigaOne board
289 (preliminary merge to U-Boot, still WIP)
291 * Patch by Jon Diekema, 12 Nov 2002:
292 - Adding URL for IEEE OUI lookup
293 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
295 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
296 root-on-nfs macros are designed to switch how the default boot
299 * Patch by Daniel Engström, 13 Nov 2002:
300 Add support for i386 architecture and AMD SC520 board
302 * Patch by Pierre Aubert, 12 Nov 2002:
303 Add support for DOS filesystem and booting from DOS floppy disk
305 * Patch by Jim Sandoz, 07 Nov 2002:
306 Increase number of network RX buffers (PKTBUFSRX in
307 "include/net.h") for EEPRO100 based boards (especially SP8240)
308 which showed "Receiver is not ready" errors when U-Boot was
309 processing the receive buffers slower than the network controller
312 * Patch by Andreas Oberritter, 09 Nov 2002:
313 Change behaviour of NetLoop(): return -1 for errors, filesize
314 otherwise; return code 0 is valid an means no file loaded - in this
315 case the environment still gets updated!
317 * Patches by Jon Diekema, 9 Nov 2002:
318 - improve ADC/DAC clocking on the SACSng board to align
319 the failing edges of LRCLK and SCLK
320 - sbc8260 configuration tweaks
321 - add status LED support for 82xx systems
322 - wire sspi/sspo commands into command handler; improved error
324 - add timestamp support and alternate memory test to the
327 * Patch by Vince Husovsky, 7 Nov 2002:
328 Add "-n" to linker options to get rid of "Not enough room for
329 program headers" problem
331 * Patch by David Müller, 05 Nov 2002
332 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
333 so we can use an already existing name
335 * Patch by Pierre Aubert, 05 Nov 2002
336 Hardware relatied improvments in FDC boot code
338 * Patch by Holger Schurig, 5 Nov 2002:
339 Make the PXA really change it's frequency
341 * Patch by Pierre Aubert, 05 Nov 2002
342 Add support for slave serial Spartan 2 FPGAs
344 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
347 * Add support for log buffer which can be passed to Linux kernel's
348 syslog mechanism; used especially for POST results.
350 * Patch by Klaus Heydeck, 31 Oct 2002:
351 Add initial support for kup4k board
353 * Patch by Robert Schwebel, 04 Nov 2002:
354 - use watchdog to reset PXA250 systems
355 - added progress callbacks to (some of the) ARM code
356 - update for Cogent CSB226 board
358 * Add support for FPS860 board
360 * Patch by Guillaume Alexandre,, 04 Nov 2002:
361 Improve PCI access on 32-bits Compact PCI bus
363 * Fix mdelay() on TRAB - this was still the debugging version with
364 seconds instead of ms.
366 * Patch by Robert Schwebel, 1 Nov 2002:
367 XScale related cleanup (affects all ARM boards)
369 * Cleanup of names and README.
371 ======================================================================
372 Notes for U-Boot 0.1.0:
373 ======================================================================
375 This is the initial version of "Das U-Boot", the Universal Boot Loader.
377 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
378 For information about the history of the project please see the
379 PPCBoot project page at http://sourceforge.net/projects/ppcboot
381 ======================================================================