avoid dereferencing NULL pointer in lib_arm/armlinux.c

* Patch by Stephen Williams, 15 Mar 2004:
  Fix CONFIG_SERIAL_SOFTWARE_FIFO documentation

* Patch by Tolunay Orkun, 15 Mar 2004:
  Initialize bi_opbfreq to real OPB frequency via get_OPB_freq()

* Patch by Travis Sawyer, 15 Mar 2004:
  Update CREDITS & MAINTAINERS files for PPC440GX & Ocotea port

  attempting to switch on USB on SX1 board.

* Patch by Josef Wagner, 18 Mar 2004:
  - Add support for MicroSys XM250 board (PXA255)
  - Add support for MicroSys PM828 board (MPC8280)
  - Add support for 32 MB Flash on PM825/826
  - new SDRAM refresh rate for PM825/PM826
  - added support for MicroSys PM520 (MPC5200)
  - replaced Query by Identify command in CPU86/flash.c
    to support 28F160F3B

* Fix wrap around problem with udelay() on ARM920T

* Add support for Macronix flash on TRAB board

Fix buffer overflow in IDE identification

  - Adding get_ticks() and get_tbclk() for AT91RM9200
  - Many white space fixes in cpu/at91rm9200/interrupts.c

* Patches by Steven Scholz, 20 Feb 2004:
  some cleanup in AT91RM9200 related code

  - Fix Gigabit Ethernet support for 440GX
  - Add Gigabit Ethernet Support to MII PHY utilities

* Patch by Brad Kemp, 12 Mar 2004:
  Fixes for drivers/cfi_flash.c:
  - Better support for x8/x16 implementations
  - Added failure for AMD chips attempting to use CFG_FLASH_USE_BUFFER_WRITE
  - Added defines for AMD command and address constants

* Patch by Leon Kukovec, 12 Mar 2004:
  Fix get_dentfromdir() to correctly handle deleted dentries

* Patch by George G. Davis, 11 Mar 2004:
  Remove hard coded network settings in TI OMAP1610 H2
  default board config

* Patch by George G. Davis, 11 Mar 2004:
  add support for ADS GraphicsClient+ board.

  - add bitmap command and splash screen support in cfb console
  - add [optional] origin in the bitmap display command

* Patch by Travis Sawyer, 11 Mar 2004:
  Fix ocotea board early init interrupt setup.

* Patch by Thomas Viehweger, 11 Mar 2004:
  Remove redundand code; add  PCI-specific bits to include/mpc8260.h

  - Add support for the SSV ADNP/ESC1 (Nios Softcore)

* Patch by George G. Davis, 9 Mar 2004:
  fix recent build failure for SA1100 target

* Patch by Travis Sawyer, 09 Mar 2004:
  Support native interrupt mode for the IBM440GX.
  Previously it was running in 440GP compatibility mode.

  Added ARM Integrator AP, CP and Versatile PB926EJ-S Reference
  Platform support.

* Patch by Masami Komiya, 08 Mar 2004:
  Don't overwrite server IP address or boot file name
  when the boot server does not return values

* Patch by listmember@orkun.us, 5 Mar 2004:
  Removed compile time restriction on CFG_I2C_SPEED for DS1338 RTC

  Fix early board initialization for Cogent CSB272 board

* Patch by Ed Okerson, 3 Mar 2004:
  fix CFI flash writes for little endian systems

* Patch by Reinhard Meyer, 01 Mar 2004:
  generalize USB and IDE support for MPC5200 with according
  changes to IceCube.h and TOP5200.h
  add Am29LV256 256 MBit FLASH support for TOP5200 boards
  add info about USB and IDE to README

  Fix problems with GCC 3.3.x which changed handling of global
  variables explicitly initialized to zero (now in .bss instead of
  .data as before).

* Patch by Leon Kukovec, 02 Mar 2004:
  add strswab() to fix IDE LBA capacity, firmware and model numbers
  on little endian machines

* Patch by Masami Komiya, 02 Mar 2004:
  - Remove get_ticks() from NFS code
  - Add verification of RPC transaction ID

* Patch by Pierre Aubert, 02 Mar 2004:
  cleanup for IDE and USB drivers for MPC5200

  Ocotea:
  - Add IBM PPC440GX Ref Platform support (Ocotea)
    Original code by Paul Reynolds <PaulReynolds@lhsolutions.com>
    Adapted to U-Boot and 440GX port
  440gx_enet.c:
  - Add gracious handling of all Ethernet Pin Selections for 440GX
  - Add RGMII selection for Cicada CIS8201 Gigabit PHY
  ppc440.h:
  - Add needed bit definitions
  - Fix formatting

* Patch by Carl Riechers, 1 Mar 2004:
  Add PPC440GX prbdv0 divider to fix memory clock calculation.

* Patch by Stephan Linz, 27 Feb 2004
  - avoid problems for targets without NFS download support

  - Added LBA48 support (CONFIG_LBA48 & CFG_64BIT_LBA)
  - Added support for 64bit printing in vsprintf (CFG_64BIT_VSPRINTF)
  - Added support for 64bit strtoul (CFG_64BIT_STRTOUL)

* Patch by Masami Komiya, 27 Feb 2004:
  Fix rarpboot: add autoload by NFS

* Patch by Dan Eisenhut, 26 Feb 2004:
  fix flash_write return value in saveenv

* Patch by Stephan Linz, 11 Dec 2003
  expand config.mk to avoid trigraph warnings on NIOS

* Rename "BMS2003" board into "HMI10"

use redundand environment storage;
auto-set console on USB port (using preboot command)

add support for USB-based console
(enable with "setenv stdout usbtty; setenv stdin usbtty")

* Handle Auti-MDIX / connection status for INCA-IP

* Fix USB problems when attempting to read 0 bytes

  Fix broken compile for XPEDITE1K target.

* Patch by Stephan Linz, 26 Feb 2004:
  Bug fix for NFS code on NIOS targets

* Patch by Stephen Williams, 26 Feb 2004:
  Break up SystemACE reads of large block counts

  add IDE support for MPC5200

* Patch by Masami Komiya, 26 Feb 2004:
  add autoload via NFS

* Patch by Stephen Williams
  Use of CONFIG_SERIAL_SOFTWARE_FIFO in board.c consistent with uses
  elsewhere in the source.

  - Timeouts in FPGA code should be based on CFG_HZ
  - Minor cleanup in code for Altera FPGA ACEX1K

* Patch by Steven Scholz, 25 Feb 2004:
  Changed "Directory Hierarchy" section in README

* Patch by Masami Komiya, 25 Feb 2004:
  Reduce copy count in nfs_read_reply() of NFS code

  NS9750 DevBoard added

* Patch by Pierre AUBERT, 24 Feb 2004
  add USB support for MPC5200

* Patch by Steven Scholz, 24 Feb 2004:
  - fix MII commands to use values from last command

* Patch by Torsten Demke, 24 Feb 2004:
  Add support for the eXalion platform (SPSW-8240, F-30, F-300)

  Fixes for for OMAP1610 board:
  - shift some IRQ specific code to platform.S file
  - remove duplicatewatchdog reset code from start.S

* Make Auto-MDIX Support configurable on INCA-IP board

* Fix license for mkimage tool

  Update NetBootFileXferSize in NFS code

* Patch by Scott McNutt, 24 Feb 2004:
  fix packet length in NFS code

  Add support for NFS for file download

* Minor code cleanup

  Add support for S3C44B0 processor and DAVE B2 board

* Patch by Steven Scholz, 20 Feb 2004:
  - Add support for MII commands on AT91RM9200 boards
  - some cleanup in AT91RM9200 ethernet code

  Add support for the Xilinx ML300 platform

* Patch by Stephan Linz, 17 Feb 2004:
  Fix watchdog support for NIOS

* Patch by Josh Fryman, 16 Feb 2004:
  Fix byte-swapping for cfi_flash.c for different bus widths

* Patch by Jon Diekema, 14 Jeb 2004:
  Remove duplicate "FPGA Support" notes from the README file

  - update board/emk tree; use common flash driver
  - Corrected tested bits in machine check exception in cpu/mpc5xxx/traps.c
    [adapted for other PPC CPUs -- wd]
  - Added support for the M48T08 on the EVAL5200 board in rtc/mk48t59.c

* Patch by Jon Diekema, 13 Feb 2004:
  Call show_boot_progress() whenever POST "FAILED" is printed.

* Patch by Nishant Kamat, 13 Feb 2004:
  Add support for TI OMAP1610 H2 Board
  Fixes for cpu/arm926ejs/interrupt.c
       (based on Richard Woodruff's patch for arm925, 16 Oct 03)
  Fix for a timer bug in OMAP1610 Innovator
  Add support for CS0 (ROM)/CS3 (Flash) boot in OMAP1610 Innovator and H2

* Patches by Stephan Linz, 12 Feb 2004:
  - add support for NIOS timer with variable period preload counter value
  - prepare POST framework support for NIOS targets

* Patch by Denis Peter, 11 Feb 2004:
  add POST support for the MIP405 board

  Fix buffer overflow in common/usb.c

* Patch by Tolunay Orkun, 10 Feb 2004:
  Add support for Cogent CSB272 board

* Code cleanup

  Add support for NET+50 CPU and ModNET50 board

* Patch by Sam Song, 10 Feb 2004:
  Fix typos in cfi_flash.c

* Patch by Leon Kukovec, 10 Feb 2004
  Fixed long dir entry slot id calculation in get_vfatname

* Patch by Robin Gilks, 10 Feb 2004:
  add "itest" command (operators: -eq, -ne, -lt, -gt, -le, -ge, ==,
  !=, <>, <, >, <=, >=)

* Cleanup compiler warnings

* Fix problem with side effects in macros in include/usb.h

* Patch by David Benson, 13 Nov 2003:
  bug 841358 - fix TFTP download size limit

* Fixing bug 850768:
  improper flush_cache() in load_serial()

* Fixing bug 834943:
  MPC8540 - missing volatile declarations

* Patch by Stephen Williams, 09 Feb 2004:
  Add support for Xilinx SystemACE chip:
  - New files common/cmd_ace.c and include/systemace.h
  - Hook systemace support into cmd_fat and the partition manager

* Patch by Travis Sawyer, 09 Feb 2004:
  Add bi_opbfreq & bi_iic_fast to 440GX bd_info as needed for Linux

  o 440GX:
    - Fix PCI Indirect access for type 1 config cycles with ppc440.
    - Add phymode for 440 enet
    - fix pci pre init
  o XPedite1K:
    - Change board_pre_init to board_early_init_f
    - Add user flash to bus controller setup
    - Fix pci pre init
    - Fix is_pci_host to check GPIO for monarch bit
    - Force xpedite1k to pci conventional mode (via #define option)

* Patch by Brad Kemp, 4 Feb 2004:
  - handle the machine check that is generated during the PCI scans
    on 82xx processors.
  - define the registers used in the IMMR by the PCI subsystem.

* Patch by Pierre Aubert, 03 Feb 2004:
  cpu/mpc5xxx/start.S: copy MBAR into SPR311

* Patch by Jeff Angielski, 03 Feb 2004:
  Fix copy & paste error in cpu/mpc8260/pci.c

* Patch by Reinhard Meyer, 24 Jan 2004:
  Fix typo in cpu/mpc5xxx/pci_mpc5200.c

Release version 1.0.2

* Patch by Josef Baumgartner, 10 Feb 2004:
  Fixes for Coldfire port

* Patch by Brad Kemp, 11 Feb 2004:
  Fix CFI flash driver problems

  modules at CPU clock frequencies above 66 MHz.

* Optimize flash programming speed for LWMON (by another 100% :-)

  - Changed the incorrect FAT12BUFSIZE
  - data_begin in fsdata can be negative. Changed it to be short.
* Code cleanup

1: - board/altera/common/flash.c:flash_erase():
     o allow interrupts befor get_timer() call
     o check-up each erased sector and avoid unexpected timeouts
   - board/altera/dk1c20/dk1s10.c:board_early_init_f():
     o enclose sevenseg_set() in cpp condition
   - remove the ASMI configuration for DK1S10_standard_32 (never present)
   - fix some typed in mistakes in the NIOS documentation
2: - split DK1C20 configuration into several header files:
     o two new files for each NIOS CPU description
     o U-Boot related part is remaining in DK1C20.h
3: - split DK1S10 configuration into several header files:
     o two new files for each NIOS CPU description
     o U-Boot related part is remaining in DK1S10.h
4: - Add support for the Microtronix Linux Development Kit
     NIOS CPU configuration at the Altera Nios Development Kit,
     Stratix Edition (DK-1S10)
5: - Add documentation for the Altera Nios Development Kit,
     Stratix Edition (DK-1S10)
6: - Add support for the Nios Serial Peripharel Interface (SPI)
     (master only)
7: - Add support for the common U-Boot SPI framework at
     RTC driver DS1306