1 ======================================================================
2 Changes for U-Boot 0.4.7:
3 ======================================================================
5 * Fix ICU862 environment problem
7 * Fix RAM size detection for RMU board
9 * Implement "reset" for MGT5100/MPC5200 systems
11 ======================================================================
12 Changes for U-Boot 0.4.6:
13 ======================================================================
15 * Make Ethernet autonegotiation on INCA-IP work for all clock rates;
16 allow selection of clock frequency as "make" target
18 * Implement memory autosizing code for IceCube boards
20 * Configure network port on INCA-IP for autonegotiation
22 * Fix overflow problem in network timeout code
24 * Patch by Richard Woodruff, 8 Aug 2003:
25 Allow crc32 to be used at address 0x000 (crc32_no_comp, too).
27 ======================================================================
28 Changes for U-Boot 0.4.5:
29 ======================================================================
31 * Update for TQM board defaults:
32 disable clocks_in_mhz, enable boot count limit
34 * Removed tools/gdb from "make all" target. Added make target "gdbtools"
35 in toplevel directory instead. Removed astest.c from tools/gdb because
36 it is no longer relevant.
38 * Fix PCI support for MPC5200 / IceCube Board
40 * Map ISP1362 USB OTG controller for NSCU board
42 * Patch by Brad Parker, 02 Aug 2003:
43 fix sc520_cdp problems
45 * Implement Boot Cycle Detection (Req. 2.3 of OSDL CGL Reqirements)
47 * Allow erase command to cross flash bank boundaries
49 * Patch by Scott McNutt, 21 Jul 2003:
50 Add support for LynuxWorks Kernel Downloadable Images (KDIs).
51 Both LynxOS and BlueCat linux KDIs are supported.
53 * Patch by Richard Woodruff, 25 Jul 2003:
54 use more reliable reset for OMAP/925T
56 * Patch by Nye Liu, 25 Jul 2003:
59 * Patch by Richard Woodruff, 24 Jul 2003:
61 - Fixed null dereferece which could result in incorrect ECC values.
62 - Added support for devices with no Ready/Busy signal hooked up.
63 - Added OMAP1510 read/write protect handling.
64 - Fixed nand.h's ECCPOS. A conflict existed with POS5 and badblock
66 - Switched default ECC to be JFFS2.
68 * Allow crc32 to be used at address 0x000
70 * Provide consistent interface to standalone applications to access
71 the 'global_data' structure
72 Provide a doc/README.standalone more useful to users/developers.
74 * Make IceCube MGT5100 FEC driver work
76 * Implement new mechanism to export U-Boot's functions to standalone
77 applications: instead of using (PPC-specific) system calls we now
78 use a jump table; please see doc/README.standalone for details
80 * Patch by Dave Westwood, 24 Jul 2003:
81 added support for Unity OS (a proprietary OS)
83 * Patch by Detlev Zundel, 23 Jul 2003:
84 add "imls" command to print flash table of contents
86 * Fix cold boot detection for log buffer reset
88 * Return error for invalid length specifiers with "cp.X" etc.
90 * Fix startup problem on MIPS
92 * Allow for CONFIG_SPLASH_SCREEN even when no explicit
93 bitmap support is configured
95 * Patch by Bill Hargen, 18 Jul 2003:
96 - fix endinaness problem in cpu/mpc824x/drivers/i2c/i2c1.c
98 * Patch by Denis Peter, 18 Jul 2003:
99 - fix memory configuration for MIP405T
100 - fix printout of baudrate for "loadb <loadaddr> <baudrate>"
102 * Cleanup of TQM82xx configurations; use "official" board types
103 to make selection easier.
105 * Patch by Martin Krause, 17 Jul 2003:
106 add delay to get I2C working with "imm" command and s3c24x0_i2c.c
108 * Patch by Richard Woodruff, 17 July 03:
109 - Fixed bug in OMAP1510 baud rate divisor settings.
111 * Patch by Nye Liu, 16 July 2003:
113 - add MPC86xADS support (uses MPC86xADS.h)
114 - add 866P/T core support (also MPC859T/MPC859DSL/MPC852T)
116 o BRG changes (EXTAL/XTAL restricted to 10MHz)
117 o don't trust gclk() software measurement by default, depend on
119 - add DRAM SIMM not installed detection
120 - use more "correct" SDRAM initialization sequence
121 - allow different SDRAM sizes (8xxADS has 8M)
123 - remove unused MAMR defines from FADS860T.h (all done in fads.c)
124 - rename MAMR/MBMR defines to be more consistent. Should eventually
125 be merged into MxMR to better reflect the PowerQUICC datasheet.
127 * Patch by Yuli Barcohen, 16 Jul 2003:
128 support new Motorola PQ2FADS-ZU evaluation board which replaced
129 MPC8260ADS and MPC8266ADS
131 ======================================================================
132 Changes for U-Boot 0.4.4:
133 ======================================================================
135 * Add support for IceCube board (with MGT5100 and MPC5200 CPUs)
137 * Add support for MGT5100 and MPC5200 processors
139 * Patch by Lutz Dennig, 15 Jul 2003:
140 update for R360MPI board
142 ======================================================================
143 Changes for U-Boot 0.4.3:
144 ======================================================================
146 * Patches by Kshitij, 04 Jul 2003
147 - added support for arm925t cpu core
148 - added support for TI OMAP 1510 Innovator Board
150 * Patches by Martin Krause, 14 Jul 2003:
151 - add I2C support for s3c2400 systems (trab board)
152 - (re-) add "ping" to command table
154 * Fix handling of "slow" POST routines
156 * Patches by Yuli Barcohen, 13 Jul 2003:
157 - Correct flash and JFFS2 support for MPC8260ADS
158 - fix PVR values and clock generation for PowerQUICC II family
161 * Patch by Bernhard Kuhn, 08 Jul 2003:
162 - add support for M68K targets
164 * Patch by Ken Chou, 3 Jul:
165 - Fix PCI config table for A3000
166 - Fix iobase for natsemi.c
167 (PCI_BASE_ADDRESS_0 is the IO base register for DP83815)
169 * Allow to enable "slow" POST routines by key press on power-on
170 * Fix temperature dependend switching of LCD backlight on LWMON
171 * Tweak output format for LWMON
173 * Patch by Stefan Roese, 11 Jul 2003:
174 - Fix bug in CONFIG_VERSION_VARIABLE.
175 - AR405 config updated.
176 - OCRTC/ORSG: bsp command added.
179 ======================================================================
180 Changes for U-Boot 0.4.2:
181 ======================================================================
183 * Add support for NSCU board
185 * Add support for TQM823M, TQM850M, TQM855M and TQM860M modules
187 * Add support for Am29LV160ML, Am29LV320ML, and Am29LV640ML
188 mirror bit flash on TQM8xxM modules
190 * Patch by Kenneth Johansson, 30 Jun 2003:
191 get rid of MK_CMD_ENTRY macro; update doc/README.command
193 * Patch by Seb James, 30 Jun 2003:
194 Improve documentation of I2C configuration in README
196 * Fix problems with previous log buffer "fixes"
198 * Fix minor help text issues
200 * "log append" did not append a newline
202 ======================================================================
203 Changes for U-Boot 0.4.1:
204 ======================================================================
206 * Fix some missing commands, cleanup header files
207 (autoscript, bmp, bsp, fat, mmc, nand, portio, ...)
209 * Rewrite command lookup and help command (fix problems with bubble
210 sort when sorting command name list). Minor cleanup here and there.
212 * Merge from "stable branch", tag LABEL_2003_06_28_1800-stable:
213 - Allow to call sysmon function interactively
214 - PIC on LWMON board needs delay after power-on
215 - Add missing RSR definitions for MPC8xx
216 - Improve log buffer handling: guarantee clean reset after power-on
217 - Add support for EXBITGEN board
218 - Add support for SL8245 board
221 - remove trailing white space, trailing empty lines, C++ comments, etc.
222 - split cmd_boot.c (separate cmd_bdinfo.c and cmd_load.c)
224 * Patches by Kenneth Johansson, 25 Jun 2003:
225 - major rework of command structure
226 (work done mostly by Michal Cendrowski and Joakim Kristiansen)
228 ======================================================================
229 Changes for U-Boot 0.4.0:
230 ======================================================================
232 * Patches by Robert Schwebel, 26 Jun 2003:
233 - csb226 configuration updated
234 - credits for logodl port updated
235 - innokom configuration updated
236 - logodl tree update, still with coding style inconsistencies
237 - added OCM for ppc405 warning to README
239 * Patch by Pantelis Antoniou, 25 Jun 2003:
240 update NetVia with V2 board support
242 * Header file cleanup for ARM
244 * Patch by Murray Jensen, 24 Jun 2003:
245 - make sure to use only U-boot provided header files
246 - fix problems with ".rodata.str1.4" section as used by GCC-3.x
248 * Patch by Stefan Roese, 24 Jun 2003:
249 - Update esd ASH405 board files.
250 - Update esd DASA_SIM config file.
251 - Add ping command to some esd boards.
253 * Patch by Yuli Barcohen, 23 Jun 2003:
254 Update for MPC8260ADS board
256 * Patch by Murray Jensen, 23 Jun 2003:
257 - cleanup of GCC 3.x compiler warnings
259 * Patch by Rune Torgersen, 4 Jun 2003:
260 add large memory support for MPC8266ADS board
262 * Patch by Richard Woodruff, 19 June 03:
263 - Enabled standard u-boot device abstraction for ARM
264 - Enabled console device for ARM
265 - Initilized bi_baudrate for ARM
267 * Patch by Bill Hargen, 23 Apr 2003:
268 fix byte order for 824x I2C addresses (write op)
270 * Patch by Murray Jensen, 20 Jun 2003:
272 - cleanup (especially for gcc-3.x compilers)
274 * Patch by Tom Guilliams, 20 Jun 2003:
275 added CONFIG_750FX support for IBM 750FX processors
277 * Patch by Devin Crumb, 02 Apr 2003:
278 Fix clock divider rounding problem in drivers/serial.c
280 * Patch by Richard Woodruff, 19 June 03:
281 - Fixed smc91c111 driver to sync with the u-boot environment
282 (driver/smc91c111.c).
283 - Added eth_init error return check in NetLoop (net/net.c).
285 * Patch by Ken Chou, 19 June 2003:
286 Added support for A3000 SBC board (Artis Microsystems Inc.)
288 * Patches by Murray Jensen, 17 Jun 2003:
289 - Hymod board database mods: add "who" field and new xilinx chip types
290 - provide new "init_cmd_timeout()" function so code external to
291 "common/main.c" can use the "reset_cmd_timeout()" function before
292 entering the main loop
293 - add DTT support for adm1021 (new file dtt/adm1021.c; config
294 slightly different. see include/configs/hymod.h for an example
295 (requires CONFIG_DTT_ADM1021, CONFIG_DTT_SENSORS, and
296 CFG_DTT_ADM1021 defined)
297 - add new "eeprom_probe()" function which has similar args and
298 behaves in a similar way to "eeprom_read()" etc.
299 - add 8260 FCC ethernet loopback code (new "eth_loopback_test()"
300 function which is enabled by defining CONFIG_ETHER_LOOPBACK_TEST)
301 - gdbtools copyright update
302 - ensure that set_msr() executes the "sync" and "isync" instructions
303 after the "mtmsr" instruction in cpu/mpc8260/interrupts.c
304 - 8260 I/O ports fix: Open Drain should be set last when configuring
305 - add SIU IRQ defines for 8260
306 - allow LDSCRIPT override and OBJCFLAGS initialization: change to
307 config.mk to allow board configurations to override the GNU
308 linker script, selected via the LDSCRIPT, make variable, and to
309 give an initial value to the OBJCFLAGS make variable
310 - 8260 i2c enhancement:
311 o correctly extends the timeout depending on the size of all
312 queued messages for both transmit and receive
313 o will not continue with receive if transmit times out
314 o ensures that the error callback is done for all queued tx
316 o correctly detects both tx and rx timeouts, only delivers one to
317 the callback, and does not overwrite an earlier error
318 o logic in i2c_probe now correct
319 - add "vprintf()" function so that "panic()" function can be
321 - many Hymod board changes
323 * Patches by Robert Schwebel, 14 Jun 2003:
324 - add support for Logotronic DL datalogger board
325 - cleanup serial line after kermit binary download
326 - add debugX macro (debug level support)
327 - update mach-types.h to latest arm.linux.org.uk master list.
329 * Patches by David Müller, 12 Jun 2003:
330 - rewrite of the S3C24X0 register definitions stuff
331 - "driver" for the built-in S3C24X0 RTC
333 * Patches by Yuli Barcohen, 12 Jun 2003:
334 - Add MII support and Ethernet PHY initialization for MPC8260ADS board
335 - Fix incorrect SIUMCR initialisation caused by wrong Hard Reset
336 configuration word supplied by FPGA on some MPC8260ADS boards
338 * Patch by Pantelis Antoniou, 10 Jun 2003:
339 Unify status LED interface
341 * Add support for DS12887 RTC; add RTC support for ATC board
343 * Patch by Nicolas Lacressonniere, 11 Jun 2003:
344 Modifications for Atmel AT91RM9200DK ARM920T based development kit
345 - Add Atmel DataFlash support for reading and writing.
346 - Add possibility to boot a Linux from DataFlash with BOOTM command.
347 - Add Flash detection on Atmel AT91RM9200DK
348 (between Atmel AT49BV1614 and AT49BV1614A flashes)
349 - Replace old Ethernet PHY layer functions
350 - Change link address
352 * Patch by Frank Smith, 9 Jun 2003:
353 use CRIT_EXCEPTION for machine check on 4xx
355 * Patch by Detlev Zundel, 13 Jun 2003:
356 added implementation of the "carinfo" command in cmd_immap.c
358 * Fix CONFIG_NET_MULTI support in include/net.h
360 * Patches by Kyle Harris, 13 Mar 2003:
361 - Add FAT partition support
362 - Add command support for FAT
363 - Add command support for MMC
365 - Add Intel PXA support for video
366 - Add Intel PXA support for MMC
368 - Enable MMC and FAT for lubbock board
369 - Other misc changes for lubbock board
371 * Patch by Robert Schwebel, April 02, 2003:
372 fix for SMSC91111 driver
374 * Patch by Vladimir Gurevich, 04 Jun 2003:
375 make ppc405 ethernet driver compatible with CONFIG_NET_MULTI option
377 * Patch by Stefan Roese, 05 Jun 2003:
378 - PPC4xx: Fix bug for initial stack in data cache as pointed out by
379 Thomas Schaefer (tschaefer@giga-stream.de). Now inital stack in
380 data cache can be used even if the chip select is in use.
381 - CFG_RX_ETH_BUFFER added to set the ethernet receive buffer count
382 (see README for further description).
383 - Changed config files of CONFIG_EEPRO100 boards to use the
384 CFG_RX_ETH_BUFFER define.
386 * Add support for RMU board
388 * Add support for TQM862L at 100/50 MHz
390 * Patch by Pantelis Antoniou, 02 Jun 2003:
391 major reconstruction of networking code;
392 add "ping" support (outgoing only!)
394 * Patch by Denis Peter, 04 June 2003:
395 add support for the MIP405T board
397 * Patches by Udi Finkelstein, 2 June 2003:
398 - Added support for custom keyboards, initialized by defining a
399 board-specific drv_keyboard_init as well as defining CONFIG_KEYBOARD .
400 - Added support for the RBC823 board.
401 - cpu/mpc8xx/lcd.c now automatically calculates the
402 Horizontal Pixel Count field.
404 * Fix alignment problem in BOOTP (dhcp_leasetime option)
405 [pointed out by Nicolas Lacressonnière, 2 Jun 2003]
407 * Patch by Mark Rakes, 14 May 2003:
408 add support for Intel e1000 gig cards.
410 * Patch by Nye Liu, 3 Jun 2003:
411 fix critical typo in MAMR definition (include/mpc8xx.h)
413 * Fix requirement to align U-Boot image on 16 kB boundaries on PPC.
415 * Patch by Klaus Heydeck, 2 Jun 2003
416 Minor changes for KUP4K configuration
418 * Patch by Marc Singer, 29 May 2003:
419 Fixed rarp boot method for IA32 and other little-endian CPUs.
421 * Patch by Marc Singer, 28 May 2003:
422 Added port I/O commands.
424 * Patch by Matthew McClintock, 28 May 2003
425 - cpu/mpc824x/start.S: fix relocation code when booting from RAM
426 - minor patches for utx8245
428 * Patch by Daniel Engström, 28 May 2003:
431 * Patch by Dave Ellis, 9 May 2003 + 27 May 2003:
432 add nand flash support to SXNI855T configuration
433 fix/extend nand flash support:
434 - fix 'nand erase' command so does not erase bad blocks
435 - fix 'nand write' command so does not write to bad blocks
436 - fix nand_probe() so handles no flash detected properly
437 - add doc/README.nand
438 - add .jffs2 and .oob options to nand read/write
439 - add 'nand bad' command to list bad blocks
440 - add 'clean' option to 'nand erase' to write JFFS2 clean markers
441 - make NAND read/write faster
443 * Patch by Rune Torgersen, 23 May 2003:
444 Update for MPC8266ADS board
446 * Get (mostly) rid of CFG_MONITOR_LEN definition; compute real length
447 instead CFG_MONITOR_LEN is now only used to determine _at_compile_
448 _time_ (!) if the environment is embedded within the U-Boot image,
449 or in a separate flash sector.
451 * Cleanup CFG_DER #defines in config files (wd maintained only)
453 * Fix data abort exception handling for arm920t CPU
455 * Fix alignment problems with flash driver for TRAB board
457 * Patch by Donald White, 21 May 2003:
458 fix calculation of base address in pci_hose_config_device()
460 * Fix bug in command line parsing: "cmd1;cmd2" is supposed to always
461 execute "cmd2", even if "cmd1" fails. Note that this is different
462 to "run var1 var2" where the contents of "var2" will NOT be
463 executed when a command in "var1" fails.
465 * Add zero-copy ramdisk support (requires corresponding kernel support!)
467 * Patch by Kyle Harris, 20 May 2003:
468 In preparation for an ixp port, rename cpu/xscale and arch-xscale
469 into cpu/pxa and arch-pxa.
471 * Patch by Stefan Roese, 23 May 2003:
472 - IBM PPC405EP port added.
473 - CONFIG_UART1_CONSOLE added. If defined internal UART1 (and not
474 UART0) is used as default U-Boot console. PPC4xx only!
475 - esd ASH405 board added (PPC405EP based).
476 - BUBINGA405EP board added (PPC405EP based - IBM Eval Board).
477 - esd CPCI405AB board added.
478 - esd PMC405 board added.
479 - Update of some esd boards.
481 * Patch by Denis Peter, 19 Mai 2003:
482 add support for the MIP405-3 board
484 * Patch by Dave Ellis, 22 May 2003:
485 Fix problem with only partially cleared .bss segment
487 * Patch by Rune Torgersen, 12 May 2003:
488 get PCI to work on a MPC8266ADS board; incorporate change to
489 cpu/mpc8260/pci.c to enable overrides of PCI memory parameters
491 * Patch by Nye Liu, 1 May 2003:
492 minor patches for the FADS8xx
494 * Patch by Thomas Schäfer, 28 Apr 2003:
495 Fix SPD handling for 256 ECC DIMM on Walnut
497 * Add support for arbitrary bitmaps for TRAB's VFD command;
498 allow to pass boot bitmap addresses in environment variables;
499 allow for zero boot delay
501 * Patch by Christian Geißinger, 19 May 2002:
502 On TRAB: wait until the dummy byte has been completely sent
504 * Patch by David Updegraff, 22 Apr 2003:
505 update for CrayL1 board
507 * Patch by Pantelis Antoniou, 21 Apr 2003:
508 add boot support for ARTOS (a proprietary OS)
510 * Patch by Steven Scholz, 11 Apr 2003:
511 Add support for RTC DS1338
513 * Patch by Rod Boyce, 24 Jan 2003:
514 Fix counting of extended partitions in diskboot command
516 * Patch by Christophe Lindheimer, 20 May 2003:
517 allow the use of CFG_LOADS when CFG_NO_FLASH is set
519 * Fix SDRAM timing on Purple board
521 * Add support for CompactFlash on ATC board
522 (includes support for Intel 82365 and compatible PC Card controllers,
523 and Yenta-compatible PCI-to-CardBus controllers)
525 * Patch by Mathijs Haarman, 08 May 2003:
526 Add lan91c96 driver (tested on Lubbock and custom PXA250 board only)
528 * Fix problem with usage of "true" (undefined in current versions of bfd.h)
530 * Add support for Promess ATC board
532 * Patch by Keith Outwater, 28 Apr 2003:
533 - Miscellaneous corrections and additions to GEN860T board specific code.
534 - Added GEN860_SC variant to GEN860T.
535 - Miscellaneous corrections to GEN860T documentation.
536 - Correct duplicate entry in U-Boot CREDITS file.
537 - Add GEN860T_SC entry in MAINTAINERS file.
538 - Update CREDITS file with GEN860T_SC info.
540 * Update Smiths Aerospace addresses in MAINTAINERS file
542 * Fix error handling in hush's version of "run" command
545 - Splashscreen support
548 - temperature dependend enabling of LCD
550 * Allow booting from old "PPCBoot" disk partitions
552 * Add support for TQM8255 Board / MPC8255 CPU
554 ======================================================================
555 Changes for U-Boot 0.3.1:
556 ======================================================================
558 * Make sure Block Lock Bits get cleared in R360MPI flash driver
560 * MPC823 LCD driver: Fill color map backwards, to allow for steady
561 display when Linux takes over
563 * Patch by Erwin Rol, 27 Feb 2003:
564 Add support for RTEMS (this time for real).
566 * Add support for "bmp info" and "bmp display" commands to load
567 bitmap images; this can be used (for example in a "preboot"
568 command) to display a splash screen very quickly after poweron.
570 * Add support for 133 MHz clock on INCA-IP board
572 * Patch by Lutz Dennig, 10 Apr 2003:
573 Update for R360MPI board
575 * Add new meaning to "autostart" environment variable:
576 If set to "no", a standalone image passed to the
577 "bootm" command will be copied to the load address
578 (and eventually uncompressed), but NOT be started.
579 This can be used to load and uncompress arbitrary
582 * Patch by Stefan Roese, 10 Apr 2003:
583 Changed DHCP client to use IP address from server option field #54
584 from the OFFER packet in the server option field #54 in the REQUEST
585 packet. This fixes a problem using a Windows 2000 DHCP server,
586 where the DHCP-server is not the TFTP-server.
588 * Set max brightness for MN11236 displays on TRAB board
590 * Add support for TQM862L modules
592 ======================================================================
593 Changes for U-Boot 0.3.0:
594 ======================================================================
596 * Patch by Arun Dharankar, 4 Apr 2003:
597 Add IDMA example code (tested on 8260 only)
599 * Add support for Purple Board (MIPS64 5Kc)
601 * Add support for MIPS64 5Kc CPUs
603 * Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
605 * Patch by Denis Peter, 04 Apr 2003:
606 - update MIP405-4 board
608 * Patch by Stefan Roese, 4 Apr 2003:
609 - U-Boot version environment variable "ver" added
610 (CONFIG_VERSION_VARIABLE).
611 - Changed PPC405GPr version from A to B.
612 - Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
614 * Patches by Denis Peter, 03 April 2003:
615 - fix PCI IRQs on MPL boards
616 - fix two more un-relocated pointer problems
618 * Fix behaviour of "run" command:
619 - print error message iv variable does not exist
620 - terminate processing of arguments in case of error
622 * Patches by Peter Figuli, 10 Mar 2003
623 - Add support for BTUART on PXA platform
624 - Add support for WEP EP250 (PXA) board
626 * Fix flash problems on INCA-IP; add tool to allow bruning images to
627 flash using a BDI2000
629 * Implement fix for I2C Edge Conditions problem for all boards that
630 use the bit-banging driver (common/soft_i2c.c)
632 * Patch by Martin Winistoerfer, 23 Mar 2003
633 - Add port to MPC555/556 microcontrollers
634 - Add support for cmi customer board with
635 Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
637 * Patch by Rick Bronson, 28 Mar 2003:
638 - fix common/cmd_nand.c
640 * Patch by Arun Dharankar, 24 Mar 2003:
641 - add threads / scheduler example code
643 * Add patches by Robert Schwebel, 31 Mar 2003:
644 - add ctrl-c support for kermit download
645 - align bdinfo output on ARM
646 - csb226 board: bring in sync with innokom/memsetup.S
647 - csb226 board: fix MDREFR handling
648 - misc doc fixes / extensions
649 - innokom board: cleanup, MDREFR fix in memsetup.S, config update
650 - add BOOT_PROGRESS to armlinux.c
652 * Add CPU ID, version, and clock speed for INCA-IP
654 * Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
655 - fix SRAM and SDRAM memory sizing
656 - add status LED support
657 - add MAC address for second (SCC1) ethernet port
659 * Update default environment for TQM8260 board
661 * Patch by Rick Bronson, 16 Mar 2003:
662 - Add NAND flash support for reading, writing, and erasing NAND
663 flash (certain forms of which are called SmartMedia).
664 - Add support for Atmel AT91RM9200DK ARM920T based development kit.
666 * Patches by Robert Schwebel, 19 Mar 2003:
667 - use arm-linux-gcc as default compiler for ARM
669 - fix missing baudrate setting
670 - added $loadaddr / CFG_LOAD_ADDR support to loadb
671 - moved "ignoring trailing characters" _before_ u-boot wants to
672 print out diagnostics messages; removes bogus characters at the
675 * Patch by John Zhan, 18 Mar 2003:
676 Add support for SinoVee Microsystems SC8xx boards
678 * Patch by Rolf Offermanns, 21 Mar 2003:
679 ported the dnp1110 related changes from the current armboot cvs to
680 current u-boot cvs. smc91111 does not work. problem marked in
681 smc91111.c, grep for "FIXME".
683 * Patch by Brian Auld, 25 Mar 2003:
684 Add support for STM flash chips on ebony board
686 * Add PCI support for MPC8250 Boards (PM825 module)
688 * Patch by Stefan Roese, 25 Mar 2003:
691 * Patch by Stefan Roese, 20 Mar 2003:
692 - CPCI4052 update (support for revision 3).
693 - Set edge conditioning circuitry on PPC405GPr for compatibility
694 to existing PPC405GP designs.
695 - Clip udiv to 5 bits on PPC405 (serial.c).
697 * Extend INCAIP board support:
698 - add automatic RAM size detection
699 - add "bdinfo" command
700 - pass flash address and size to Linux kernel
701 - switch to 150 MHz clock
703 * Avoid flicker on the TRAB's VFD by synchronizing the enable with
704 the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
705 boards, version 153 for Rev. 200 boards).
707 * Patch by Vladimir Gurevich, 12 Mar 2003:
708 Fix relocation problem of statically initialized string pointers
711 * Patch by Kai-Uwe Blöm, 12 Mar 2003:
712 Cleanup & bug fixes for JFFS2 code:
713 - the memory mangement was broken. It caused havoc on malloc by
714 writing beyond the block boundaries.
715 - the length calculation for files was wrong, sometimes resulting
717 - data copying now optionally takes fragment version numbers into
718 account, to avoid copying from older data.
719 See doc/README.JFFS2 for details.
721 * Patch by Josef Wagner, 12 Mar 2003:
722 - 16/32 MB and 50/80 MHz support with auto-detection for IP860
723 - ETH05 and BEDBUG support for CU824
724 - added support for MicroSys CPC45
725 - new BOOTROM/FLASH0 and DOC base for PM826
727 * Patch by Robert Schwebel, 12 Mar 2003:
728 Fix the chpart command on innokom board
731 mv include/asm-i386/ppcboot-i386.h include/asm-i386/u-boot-i386.h
732 s/PPCBoot/U-Boot/ in some files
733 s/pImage/uImage/ in some files
735 * Patch by Detlev Zundel, 15 Jan 2003:
736 Fix '' command line quoting
738 * Patch by The LEOX team, 19 Jan 2003:
739 - add support for the ELPT860 board
740 - add support for Dallas ds164x RTC
742 * Patches by David Müller, 31 Jan 2003:
743 - minimal setup for CardBus bridges
744 - add EEPROM read/write support in the CS8900 driver
745 - add support for the builtin I2C controller in the Samsung s3c24x0 chips
746 - add support for MPL's VCMA9 (Samsung s3c2410 based) board
748 * Patch by Steven Scholz, 04 Feb 2003:
749 add support for RTC DS1307
751 * Patch by Reinhard Meyer, 5 Feb 2003:
752 fix PLPRCR/SCCR init sequence on 8xx to allow for
753 changes of EBDF by software
755 * Patch by Vladimir Gurevich, 07 Feb 2003:
756 "API-compatibility patch" for 4xx I2C driver
758 * TRAB fixes / extensions:
759 - Restore VFD brightness as saved in environment
760 - add support for Fujitsu flashes
761 - make sure both buzzers are turned off (drive low level)
763 * Patches by Robert Schwebel, 06 Mar 2003:
764 - fix bug in BOOTP code (must use NetCopyIP)
765 - update of CSB226 port
766 - clear BSS segment on XScale
767 - added support for i2c_init_board() function
768 - update to the Innokom plattform
770 * Extend support for redundand environments for configurations where
771 environment size < sector size
773 * Patch by Rune Torgersen, 13 Feb 2003:
774 Add support for Motorola MPC8266ADS board
776 * Patch by Kyle Harris, 19 Feb 2003:
777 patches for the Intel lubbock board:
778 memsetup.S - general cleanup (based on Robert's csb226 code)
779 flash.c - overhaul, actually works now
780 lubbock.c - fix init funcs to return proper value
782 * Patch by Kenneth Johansson, 26 Feb 2003:
783 - Fixed off by one in RFTA calculation.
784 - No need to abort when LDF is lower than we can program it's only
785 minimum timing so clamp it to what we can do.
786 - Takes function pointer to function for reading the spd_nvram. Usefull
787 for faking data or hardcode a module without the nvram.
788 - fix other user for above change
791 * Patches by Brian Waite, 26 Feb 2003:
792 - fix port for evb64260 board
793 - fix PCI for evb64260 board
796 * Patch by Reinhard Meyer, 1 Mar 2003:
797 Add support for EMK TOP860 Module
799 * Patch by Yuli Barcohen, 02 Mar 2003:
800 Add SPD EEPROM support for MPC8260ADS board
802 * Patch by Robert Schwebel, 21 Jan 2003:
803 - Add support for Innokom board
804 - Don't complain if "install" fails
805 - README cleanup (remove duplicated lines)
806 - Update PXA header files
808 * Add documentation for existing POST code (doc/README.POST)
810 * Patch by Laudney Ren, 15 Jan 2003:
811 Fix handling of redundand environment in "tools/envcrc.c"
813 * Patch by Detlev Zundel, 28 Feb 2003:
814 Add bedbug support for 824x systems
816 * Add support for 16 MB flash configuration of TRAB board
818 * Patch by Erwin Rol, 27 Feb 2003:
819 Add support for RTEMS
821 * Add image information to README
823 * Patch by Stefan Roese, 18 Feb 2003:
824 CPCIISER4 configuration updated.
826 * Patch by Stefan Roese, 17 Feb 2003:
827 Fixed bug in ext. serial clock setup on PPC405 (since PPC440 port).
829 * Patch by Stefan Roese, 13 Feb 2003:
830 Add "pcidelay" environment variable (in ms, enabled via
831 CONFIG_PCI_BOOTDELAY).
832 PCI spec 2.2 defines, that a pci target has 2^25 pci clocks after
833 RST# to respond to configuration cycles (33MHz -> 1s).
835 * Fix dual PCMCIA slot support (when running with just one
838 * Add VFD type detection to trab board
840 * extend drivers/cs8900.c driver to synchronize ethaddr environment
841 variable with value in the EEPROM
843 * Patch by Stefan Roese, 10 Feb 2003:
844 Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
846 * Add support for MIPS32 4Kc CPUs
848 * Add support for INCA-IP Board
850 ======================================================================
851 Changes for U-Boot 0.2.2:
852 ======================================================================
854 * Add dual ethernet support on PM826
856 * Add support for LXT971 PHY on PM826
858 * Patch by Tord Andersson, 16 Jan 2003:
859 Fix flash sector count for TQM8xxL
861 * Fix I2C EEPROM problem on ICU862 board (would only write the first
862 16 bytes out of each 32 byte block)
864 ======================================================================
865 Changes for U-Boot 0.2.1:
866 ======================================================================
868 * Add support for V37 board
869 (patch by Jón Benediktsson, 11 Dec 2002)
871 * Update baudrate in bd_info when it gets changed
873 * Add watchdog trigger points while waiting for serial port
874 (so far only 8xx -- needed on LWMON with 100ms watchdog)
876 * Improve command line tool to access the U-Boot's environment
877 (figuration of the utility, using a config file)
879 * Add single quote support for (old) command line parser
881 * Switch LWMON board default config from FRAM to EEPROM;
882 in POST, EEPROM shows up on 8 addresses
884 ======================================================================
885 Changes for U-Boot 0.2.0:
886 ======================================================================
888 * Use 1-byte-read instead of -write for iprobe() function
889 Add i2c commands to PM826 config
891 * extend I2C POST code: check for list on known addresses
893 * Improve log buffer code; use "loglevel" to decide which messages
894 to log on the console, too (like in Linux); get rid of "logstart"
896 * Add command line tool to access the U-Boot's environment
897 (board-specific for TRAB now, to be fixed later)
899 * Patch by Hans-Joerg Frieden, 06 Dec 2002
900 Fix misc problems with AmigaOne support
902 * Patch by Chris Hallinan, 3 Dec 2002:
903 minor cleanup to the MPC8245 EPIC driver
905 * Patch by Pierre Aubert , 28 Nov 2002
906 Add support for external (SIU) interrupts on MPC8xx
908 * Patch by Pierre Aubert , 28 Nov 2002
909 Fix nested syscalls bug in standalone applications
911 * Patch by David Müller, 27 Nov 2002:
912 fix output of "pciinfo" command for CardBus bridge devices.
914 * Fix bug in TQM8260 board detection - boards got stuck when board ID
917 * Add LED indication for IDE activity on KUP4K board
919 * Fix startup problems with VFD display on TRAB
921 * Patch by Pierre Aubert, 20 Nov 2002
922 Add driver for Epson SED13806 graphic controller.
923 Add support for BMP logos in cfb_console driver.
925 * Added support for both PCMCIA slots (at the same time!) on MPC8xx
927 * Patch by Rod Boyce, 21 Nov 2002:
928 fix PCMCIA on MBX8xx board
930 * Patch by Pierre Aubert , 21 Nov 2002
931 Add CFG_CPM_POST_WORD_ADDR to make the offset of the
932 bootmode word in DPRAM configurable
934 * Patch by Daniel Engström, 18 Nov 2002:
935 Fixes for x86 port (mostly strings issues)
937 * Patch by Ken Chou, 18 Nov 2002:
938 Fix for natsemi NIC cards (DP83815)
940 * Patch by Pierre Aubert, 19 Nov 2002:
941 fix a bug for the MII configuration, and some warnings
943 * Patch by Thomas Frieden, 13 Nov 2002:
944 Add code for AmigaOne board
945 (preliminary merge to U-Boot, still WIP)
947 * Patch by Jon Diekema, 12 Nov 2002:
948 - Adding URL for IEEE OUI lookup
949 - Making the autoboot #defines dependent on CONFIG_AUTOBOOT_KEYED
951 - In the CONFIG_EXTRA_ENV_SETTINGS #define, the root-on-initrd and
952 root-on-nfs macros are designed to switch how the default boot
955 * Patch by Daniel Engström, 13 Nov 2002:
956 Add support for i386 architecture and AMD SC520 board
958 * Patch by Pierre Aubert, 12 Nov 2002:
959 Add support for DOS filesystem and booting from DOS floppy disk
961 * Patch by Jim Sandoz, 07 Nov 2002:
962 Increase number of network RX buffers (PKTBUFSRX in
963 "include/net.h") for EEPRO100 based boards (especially SP8240)
964 which showed "Receiver is not ready" errors when U-Boot was
965 processing the receive buffers slower than the network controller
968 * Patch by Andreas Oberritter, 09 Nov 2002:
969 Change behaviour of NetLoop(): return -1 for errors, filesize
970 otherwise; return code 0 is valid an means no file loaded - in this
971 case the environment still gets updated!
973 * Patches by Jon Diekema, 9 Nov 2002:
974 - improve ADC/DAC clocking on the SACSng board to align
975 the failing edges of LRCLK and SCLK
976 - sbc8260 configuration tweaks
977 - add status LED support for 82xx systems
978 - wire sspi/sspo commands into command handler; improved error
980 - add timestamp support and alternate memory test to the
983 * Patch by Vince Husovsky, 7 Nov 2002:
984 Add "-n" to linker options to get rid of "Not enough room for
985 program headers" problem
987 * Patch by David Müller, 05 Nov 2002
988 Rename CONFIG_PLL_INPUT_FREQ to CONFIG_SYS_CLK_FREQ
989 so we can use an already existing name
991 * Patch by Pierre Aubert, 05 Nov 2002
992 Hardware relatied improvments in FDC boot code
994 * Patch by Holger Schurig, 5 Nov 2002:
995 Make the PXA really change it's frequency
997 * Patch by Pierre Aubert, 05 Nov 2002
998 Add support for slave serial Spartan 2 FPGAs
1000 * Fix uninitialized memory (MAC address) in 8xx SCC/FEC ethernet
1003 * Add support for log buffer which can be passed to Linux kernel's
1004 syslog mechanism; used especially for POST results.
1006 * Patch by Klaus Heydeck, 31 Oct 2002:
1007 Add initial support for kup4k board
1009 * Patch by Robert Schwebel, 04 Nov 2002:
1010 - use watchdog to reset PXA250 systems
1011 - added progress callbacks to (some of the) ARM code
1012 - update for Cogent CSB226 board
1014 * Add support for FPS860 board
1016 * Patch by Guillaume Alexandre,, 04 Nov 2002:
1017 Improve PCI access on 32-bits Compact PCI bus
1019 * Fix mdelay() on TRAB - this was still the debugging version with
1020 seconds instead of ms.
1022 * Patch by Robert Schwebel, 1 Nov 2002:
1023 XScale related cleanup (affects all ARM boards)
1025 * Cleanup of names and README.
1027 ======================================================================
1028 Notes for U-Boot 0.1.0:
1029 ======================================================================
1031 This is the initial version of "Das U-Boot", the Universal Boot Loader.
1033 It is based on version 2.0.0 (the "Halloween Release") of PPCBoot.
1034 For information about the history of the project please see the
1035 PPCBoot project page at http://sourceforge.net/projects/ppcboot
1037 ======================================================================