1 ======================================================================
2 Changes since U-Boot 0.2.2:
3 ======================================================================
5 * Patch by Josef Wagner, 12 Mar 2003:
6 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
7 - ETH05 and BEDBUG support for CU824
8 - added support for MicroSys CPC45
9 - new BOOTROM/FLASH0 and DOC base for PM826
11 * Patch by Robert Schwebel, 12 Mar 2003:
12 Fix the chpart command on innokom board
15 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
16 s/PPCBoot/U-Boot/ in some files
17 s/pImage/uImage/ in some files
19 * Patch by Detlev Zundel, 15 Jan 2003:
20 Fix '' command line quoting
22 * Patch by The LEOX team, 19 Jan 2003:
23 - add support for the ELPT860 board
24 - add support for Dallas ds164x RTC
26 * Patches by David Müller, 31 Jan 2003:
27 - minimal setup for CardBus bridges
28 - add EEPROM read/write support in the CS8900 driver
29 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
30 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
32 * Patch by Steven Scholz, 04 Feb 2003:
33 add support for RTC DS1307
35 * Patch by Reinhard Meyer, 5 Feb 2003:
36 fix PLPRCR/SCCR init sequence on 8xx to allow for
37 changes of EBDF by software
39 * Patch by Vladimir Gurevich, 07 Feb 2003:
40 "API-compatibility patch" for 4xx I2C driver
42 * TRAB fixes / extensions:
43 - Restore VFD brightness as saved in environment
44 - add support for FGujitsu flashes
45 - make sure both buzzers are turned off (drive low level)
47 * Patches by Robert Schwebel, 06 Mar 2003:
48 - fix bug in BOOTP code (must use NetCopyIP)
49 - update of CSB226 port
50 - clear BSS segment on XScale
51 - added support for i2c_init_board() function
52 - update to the Innokom plattform
54 * Extend support for redundand environments for configurations where
55 environment size < sector size
57 * Patch by Rune Torgersen, 13 Feb 2003:
58 Add support for Motorola MPC8266ADS board
60 * Patch by Kyle Harris, 19 Feb 2003:
61 patches for the Intel lubbock board:
62 memsetup.S - general cleanup (based on Robert's csb226 code)
63 flash.c - overhaul, actually works now
64 lubbock.c - fix init funcs to return proper value
66 * Patch by Kenneth Johansson, 26 Feb 2003:
67 - Fixed off by one in RFTA calculation.
68 - No need to abort when LDF is lower than we can program it's only
69 minimum timing so clamp it to what we can do.
70 - Takes function pointer to function for reading the spd_nvram. Usefull
71 for faking data or hardcode a module without the nvram.
72 - fix other user for above change
75 * Patches by Brian Waite, 26 Feb 2003:
76 - fix port for evb64260 board
77 - fix PCI for evb64260 board
80 * Patch by Reinhard Meyer, 1 Mar 2003:
81 Add support for EMK TOP860 Module
83 * Patch by Yuli Barcohen, 02 Mar 2003:
84 Add SPD EEPROM support for MPC8260ADS board
86 * Patch by Robert Schwebel, 21 Jan 2003:
87 - Add support for Innokom board
88 - Don't complain if "install" fails
89 - README cleanup (remove duplicated lines)
90 - Update PXA header files
92 * Add documentation for existing POST code (doc/README.POST)
94 * Patch by Laudney Ren, 15 Jan 2003:
95 Fix handling of redundand environment in "tools/envcrc.c"
97 * Patch by Detlev Zundel, 28 Feb 2003:
98 Add bedbug support for 824x systems
100 * Add support for 16 MB flash configuration of TRAB board
102 * Patch by Erwin Rol, 27 Feb 2003:
103 Add support for RTEMS
105 * Add image information to README
107 * Patch by Stefan Roese, 18 Feb 2003:
108 CPCIISER4 configuration updated.
110 * Patch by Stefan Roese, 17 Feb 2003:
111 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
113 * Patch by Stefan Roese, 13 Feb 2003:
114 Add "pcidelay" environment variable (in ms, enabled via
115 CONFIG_PCI_BOOTDELAY).
116 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
117 RST# to respond to configuration cycles (33MHz -> 1s).
119 * Fix dual PCMCIA slot support (when running with just one
122 * Add VFD type detection to trab board
124 * extend drivers/cs8900.c driver to synchronize ethaddr environment
125 variable with value in the EEPROM
127 * Patch by Stefan Roese, 10 Feb 2003:
128 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
130 ======================================================================
131 Changes for U-Boot 0.2.2:
132 ======================================================================
134 * Add dual ethernet support on PM826
136 * Add support for LXT971 PHY on PM826
138 * Patch by Tord Andersson, 16 Jan 2003:
139 Fix flash sector count for TQM8xxL
141 * Fix I2C EEPROM problem on ICU862 board (would only write the first
142 16 bytes out of each 32 byte block)
144 ======================================================================
145 Changes for U-Boot 0.2.1:
146 ======================================================================
148 * Add support for V37 board
149 (patch by Jón Benediktsson, 11 Dec 2002)
151 * Update baudrate in bd_info when it gets changed
153 * Add watchdog trigger points while waiting for serial port
154 (so far only 8xx -- needed on LWMON with 100ms watchdog)
156 * Improve command line tool to access the U-Boot's environment
157 (figuration of the utility, using a config file)
159 * Add single quote support for (old) command line parser
161 * Switch LWMON board default config from FRAM to EEPROM;
162 in POST, EEPROM shows up on 8 addresses
164 ======================================================================
165 Changes for U-Boot 0.2.0:
166 ======================================================================
168 * Use 1-byte-read instead of -write for iprobe() function
169 Add i2c commands to PM826 config
171 * extend I2C POST code: check for list on known addresses
173 * Improve log buffer code; use "loglevel" to decide which messages
174 to log on the console, too (like in Linux); get rid of "logstart"
176 * Add command line tool to access the U-Boot's environment
177 (board-specific for TRAB now, to be fixed later)
179 * Patch by Hans-Joerg Frieden, 06 Dec 2002
180 Fix misc problems with AmigaOne support
182 * Patch by Chris Hallinan, 3 Dec 2002:
183 minor cleanup to the MPC8245 EPIC driver
185 * Patch by Pierre Aubert , 28 Nov 2002
186 Add support for external (SIU) interrupts on MPC8xx
188 * Patch by Pierre Aubert , 28 Nov 2002
189 Fix nested syscalls bug in standalone applications
191 * Patch by David Müller, 27 Nov 2002:
192 fix output of "pciinfo" command for CardBus bridge devices.
194 * Fix bug in TQM8260 board detection - boards got stuck when board ID
197 * Add LED indication for IDE activity on KUP4K board
199 * Fix startup problems with VFD display on TRAB
201 * Patch by Pierre Aubert, 20 Nov 2002
202 Add driver for Epson SED13806 graphic controller.
203 Add support for BMP logos in cfb_console driver.
205 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
207 * Patch by Rod Boyce, 21 Nov 2002:
208 fix PCMCIA on MBX8xx board
210 * Patch by Pierre Aubert , 21 Nov 2002
211 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
212 bootmode word in DPRAM configurable
214 * Patch by Daniel Engström, 18 Nov 2002:
215 Fixes for x86 port (mostly strings issues)
217 * Patch by Ken Chou, 18 Nov 2002:
218 Fix for natsemi NIC cards (DP83815)
220 * Patch by Pierre Aubert, 19 Nov 2002:
221 fix a bug for the MII configuration, and some warnings
223 * Patch by Thomas Frieden, 13 Nov 2002:
224 Add code for AmigaOne board
225 (preliminary merge to U-Boot, still WIP)
227 * Patch by Jon Diekema, 12 Nov 2002:
228 - Adding URL for IEEE OUI lookup
229 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
231 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
232 root-on-nfs macros are designed to switch how the default boot
235 * Patch by Daniel Engström, 13 Nov 2002:
236 Add support for i386 architecture and AMD SC520 board
238 * Patch by Pierre Aubert, 12 Nov 2002:
239 Add support for DOS filesystem and booting from DOS floppy disk
241 * Patch by Jim Sandoz, 07 Nov 2002:
242 Increase number of network RX buffers (PKTBUFSRX in
243 "include/net.h") for EEPRO100 based boards (especially SP8240)
244 which showed "Receiver is not ready" errors when U-Boot was
245 processing the receive buffers slower than the network controller
248 * Patch by Andreas Oberritter, 09 Nov 2002:
249 Change behaviour of NetLoop(): return -1 for errors, filesize
250 otherwise; return code 0 is valid an means no file loaded - in this
251 case the environment still gets updated!
253 * Patches by Jon Diekema, 9 Nov 2002:
254 - improve ADC/DAC clocking on the SACSng board to align
255 the failing edges of LRCLK and SCLK
256 - sbc8260 configuration tweaks
257 - add status LED support for 82xx systems
258 - wire sspi/sspo commands into command handler; improved error
260 - add timestamp support and alternate memory test to the
263 * Patch by Vince Husovsky, 7 Nov 2002:
264 Add "-n" to linker options to get rid of "Not enough room for
265 program headers" problem
267 * Patch by David Müller, 05 Nov 2002
268 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
269 so we can use an already existing name
271 * Patch by Pierre Aubert, 05 Nov 2002
272 Hardware relatied improvments in FDC boot code
274 * Patch by Holger Schurig, 5 Nov 2002:
275 Make the PXA really change it's frequency
277 * Patch by Pierre Aubert, 05 Nov 2002
278 Add support for slave serial Spartan 2 FPGAs
280 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
283 * Add support for log buffer which can be passed to Linux kernel's
284 syslog mechanism; used especially for POST results.
286 * Patch by Klaus Heydeck, 31 Oct 2002:
287 Add initial support for kup4k board
289 * Patch by Robert Schwebel, 04 Nov 2002:
290 - use watchdog to reset PXA250 systems
291 - added progress callbacks to (some of the) ARM code
292 - update for Cogent CSB226 board
294 * Add support for FPS860 board
296 * Patch by Guillaume Alexandre,, 04 Nov 2002:
297 Improve PCI access on 32-bits Compact PCI bus
299 * Fix mdelay() on TRAB - this was still the debugging version with
300 seconds instead of ms.
302 * Patch by Robert Schwebel, 1 Nov 2002:
303 XScale related cleanup (affects all ARM boards)
305 * Cleanup of names and README.
307 ======================================================================
308 Notes for U-Boot 0.1.0:
309 ======================================================================
311 This is the initial version of "Das U-Boot", the Universal Boot Loader.
313 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
314 For information about the history of the project please see the
315 PPCBoot project page at http://sourceforge.net/projects/ppcboot
317 ======================================================================