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Merge from eCos master repository on 2001-06-08-21:11:51-BST
author jlarmour
date Sun, 10 Jun 2001 19:35:23 +0000
parents 0d0f03f76f6a
children 2395031e7a66
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ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST
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1 * AM33 STB flash driver added.
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2 * C library now supports multiple locales with multibyte character set support,
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3 and the possibility of plugging in more. Current locales supported
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4 are now C, C-SJIS, C-EUCJP and C-JIS.
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5 * Major reorganization of x86 HAL. Support for RedBoot added. i82559
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6 ethernet driver added (Intel Etherexpress). Synthetic HAL redesigned
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7 and moved to separate hal/synth hierarchy.
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8 * Added ethernet drivers for SMSC lan91cxx
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9 * Added driver for Motorola PowerPC 8xxT "Fast Ethernet Controller".
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10 * Added support for Analogue & Micro "viper" - PowerPC 860T based
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11 board. Currently this is only alpha since full test farm testing
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12 has not yet been started. Includes RedBoot, Flash and FEC ethernet.
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13 * RedBoot and eCos ported to Bright Star Engineering nanoEngine
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14 StrongARM SA1110 board, including Flash, watchdog, serial, ethernet
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15 drivers and PCI support.
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16 * Added support for ARM Evaluator7T (e7t) board.
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17 * Ported to Compaq StrongARM SA1110 PocketPC (iPAQ), including keypad,
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18 touch screen, watchdog, FLASH, PCMCIA and Compact Flash drivers.
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19 Also includes RedBoot, with support for booting ARM Linux.
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20 Derived from an initial port by Richard Panton of 3G Lab.
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21 http://www.3glab.org/
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22 * Added flash verification checksums to RedBoot.
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23 * Added watchdog driver for Intel SA11x0 StrongARM.
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24 * Added generic Intel FlashFile 28Fxxx flash driver.
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25 * Added generic Intel StrataFLASH driver.
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26 * Support flash and ROMRAM startup for V850 HAL and Cosmo CEB board; also
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27 adding support for the NEC V850/SB1 CPU variant. Also support for
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28 thread debugging via ICE and gdbserv.
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29 * Added support for MIPS32/64 MIPS variants and Atlas platform, using both
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30 the MIPS32 4Kc and MIPS64 5Kc processor modules. Includes PCI, serial,
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31 ethernet and flash drivers. This is a RedBoot-only port at this time, not
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32 full eCos.
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33 * Added simple ROM based file system support, contributed by
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34 Richard Panton of 3G Lab.
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35 * Added support for MIPS PMC-Sierra RM7000 variant and Ocelot board, including
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36 PCI, ethernet and FLASH support.
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37 * Added gzip/zlib decompression support to RedBoot.
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38 * Added zlib decompression library.
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39 * GDB stubs no longer reboot the board in response to a 'k' packet. Instead
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40 from within GDB a "maintenance packet r" must be sent, followed by a
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41 "detach". Then you can reconnect to the board.a
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42 * Added generic AMD AM29xxxxx flash driver based on MBX driver, and make
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43 the MBX use it.
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44 * Added RedBoot support to PID target.
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45 * Added Atmel AT29C040 flash driver.
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46 * Added Intel XScale support with the IQ80310 Software Development and
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47 Processor Evaluation Kit. Support includes flash and ethernet drivers,
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48 and RedBoot support.
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49 * Added support for USB slave devices. This includes generic USB slave
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50 support, a device driver for the SA11x0 on-chip USB device, and an
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51 additional support package for developing USB-ethernet and similar
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52 peripherals.
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53 * Added POSIX cancellation points for the sigwait family of functions,
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54 pthread_join, pthread_cond_wait, pthread_cond_timedwait, sleep and
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55 nanosleep
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56 * Virtual vectors initialization can now be configured with a finer
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57 granularity. Diagnostic output should also appear on the same channel
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58 (possibly ethernet) as the application was launched from.
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59 * Added cyg_pci_find_matching() to PCI library API to allow more generalized
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60 matching on device properties.
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61 * ARM EBSA285 now configured to use virtual vectors all the time. Users with
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62 old GDB stub ROM images should upgrade to newer GDB stub ROM images, or
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63 better still to RedBoot.
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64 * Stack usage measurement has been added, with the functions
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65 pthread_measure_stack_usage() in the POSIX thread API and
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66 cyg_thread_measure_stack_usage() in the kernel C API.
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67 * Thread stack checking support added. See CYGFUN_KERNEL_THREADS_STACK_CHECKING
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68 in the kernel CDL for information.
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69 * Add syscall support to RedBoot for compatibility with newlib-based BSPs
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70 * Bridge support added to the PCI library. Use cyg_pci_configure_bus() to
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71 configure all busses.
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72 * Added a port to the Toshiba MIPS TX49 chip, with the REF4955 reference
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73 platform. This includes serial device driver and wallclock device driver
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74 support.
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75 * PowerPC 40x variant support added.
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76 * Added SH4 support. Split SH architecture HAL into variants in the process.
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77 * Added SH4/CQ7750 platform support [still untested]
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78 * Port to Intel SA1100 Multimedia evalulation board added, including serial
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79 device driver, FLASH driver and RedBoot support
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80 * FLASH driver added for PowerPC/MBX
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81 * sigsetjmp() and siglongjmp() added
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82 * A choice of getcwd() implementations have been added
124
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83 * SH serial driver cleanup. SCIF driver added. SCI and SCIF drivers are
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84 now separate packages. SCIF driver uses full FIFO and can utilize
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85 DMA for transmit operations.
115
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86 * Move logical ethernet "driver" into io/eth where the interface can be shared
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87 between multiple implementations, e.g. BSD TCP/IP and Red Boot's TCP/IP
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88 stacks.
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89 * RedBoot - the Red Hat Bootstrap ROM monitor has been added, initially
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90 supporting ARM-EDB7xxx, ARM-EBSA285, and ARM-Assabet boards. Provides
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91 serial and ethernet GDB debugging support, flash image management and flash
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92 booting, BOOTP/DHCP and TFTP boot support and a CLI interface.
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93 * Added PCMCIA and Compact Flash support, including drivers for the ARM-Assabet
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94 board.
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95 * Added generic FLASH memory support
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96 * Added flash memory support for ARM-EBSA285 and ARM-EDB7xxx boards
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97 * Added Compact Flash Ethernet driver
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98 * Hitachi SH7707a variant support added.
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99 * Support added for both software and hardware flow control with an initial
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100 version of the latter available only for the ARM PID board at present.
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101 * Loopback serial device driver added
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102 * POSIX termios support added for EL/IX level 1 compatibility
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103 * Improved dynamic memory management support in the memory allocator
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104 package. Existing dynamic memory support in the kernel (fixed and variable
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105 block allocators) and in libc (malloc, etc.) has been moved to this
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106 package, located at services/memalloc/common. It is now possible to support
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107 memory pools occupying all of remaining memory (as determined by the MLT).
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108 New memory allocators can be "plugged in", and an example of Doug Lea's
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109 malloc (dlmalloc) has been included.
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110 * Plug-in filesystem support added, with a POSIX 1003.1 compatible API, found
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111 in the io/fileio package, and integrated with the C library.
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112 * An initial example filesystem implementation is provided in fs/ram. This
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113 is a RAM filesystem that attempts to both be a useful tool in its own
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114 right and an example of how to write a filesystem that plugs into the
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115 fileio infrastructure.
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116 The source of the filesystem is in fs/ram/VERSION/src/ramfs.c and is
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117 intended to be largely self documenting. The General Description at
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118 the beginning of the file gives an overview of the structure of the
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119 system, and comments within the code explain specific points. This
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120 code should be read in conjunction with the description of the fileio
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121 infrastructure.
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122 * Support added for POSIX 1003.1 threads, mutexes, semaphores, message queues,
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123 condition variables, clocks, timers and real-time signals in the POSIX
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124 compatibility package (part of the EL/IX compatibility initiative) found at
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125 compat/posix.
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126 * Kernel enhanced with Asynchronous Service Routines (ASRs) which are routines
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127 called back at the point a thread is scheduled.
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128 * Added (configurably) priority ceilings for kernel mutexes
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129 * Support sorted thread queues in kernel, rather than LIFO, controlled by the
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130 CYGIMP_KERNEL_SCHED_SORTED_QUEUES option.
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131 * The Kernel C API functions cyg_semaphore_wait() and cyg_cond_wait() now
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132 return booleans to indicate if the wait failed.
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133 * Added enhanced form of kernel message queue which is more flexible at runtime
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134 than mboxes - available in <cyg/kernel/mqueue.hxx>
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135 * Add a generic interface in <cyg/hal/hal_tables.h> to allow tables of
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136 data, particularly initialization data, to be included in an application
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137 image. This replaces the previous __DEVTAB__ and __NETDEVTAB__ references
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138 in linker scripts.
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139 * Most standard top-level header files now controlled by the "isoinfra"
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140 package
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141 * C library package split into separate packages on functional boundaries:
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142 i18n, setjmp, signals, startup, stdio, stdlib, time
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143 * Most targets now implement a standard form of "virtual vectors" - a
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144 mechanism to allow enhanced co-operation between ROM monitors and running
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145 applications. This allows the application to leave to the ROM things that
121
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146 the ROM supports rather than duplicating, including debug channels that may
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147 be via serial or ethernet. To take advantage of this, new GDB stub
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148 images/CygMon images should be programmed onto boards, although old images
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149 will continue to work - they will just not be able to use the new facilities.
112
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150 * DHCP support has been added to the TCP/IP support, in addition to the
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151 existing BOOTP support
103
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152 * CDL now supports type bool and booldata for interfaces
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153 * CDL now exports extra macros in header files, to indicate package version
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154 numbers
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155 * A port of the University of California at Davis (UCD) SNMP stack has been
112
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156 added
99
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157 * Hitachi SH7709A variant support added
96
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158 * NEC V85x architecture support added
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159 * NEC Cosmo CEB-V850/SA1 evaluation board platform HAL added
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160 * Serial device drivers added for systems based on NEC V850 SA1 (70F3017)
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161 or SB1 (70F3033) processors
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162 * Hitachi SH3 CqREEK (cq7708) platform HAL support added
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163 Contributed by Haruki Kashiwaya
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164 * Watchdog reworked much like wallclock.
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165 Common code and API in io/watchdog, simpler (smaller) low-level drivers in
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166 devs/watchdog/<arch>.
86
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167 * IO serial driver
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168 The common serial driver has been extended with a configurable option for
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169 a non-blocking read/write mode. It has also been given some new callbacks
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170 which allow low-level drivers to transfer data in blocks instead of as
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171 single characters.
82
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172 * SH HAL
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173 Now provides ROMRAM startup type, copying code and data to RAM before
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174 executing, improving performance at cost of memory.
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175 * IO serial drivers reworked by separating into distinct platform
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176 packages, making it simpler to implement new drivers.
80
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177 * WallClock reworked, making it simpler to implement new drivers.
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178 New drivers
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179 o SH3 RTC module
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180
76
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181 -------- eCos 1.3.1 public net release:
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182
76
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183 * New architectures and variants
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184 o ARM Thumb
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185 o ARM9
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186 o Hitachi SH3
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187 o Cirrus Logic CL-PS7111, EP72xx
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188 o Intel StrongARM
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189 o Matsushita AM33
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190 o NEC MIPS VR4300
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191
76
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192 * New platforms
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193 o ARM AEB-1 rev C
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194 o ARM PID support extended: ARM9, Thumb and big-endian
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195 o Cirrus Logic EDB7xxx
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196 o Cogent CMA222 and CMA230 ARM boards. (CMA222 contributed by Mark Salter)
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197 o Hitachi EDK7708
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198 o Intel x86 PC (base port contributed by Patrick O'Grady)
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199 o Intel EBSA285
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200 o Matsushita STB
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201 o Motorola MBX evaluation board
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202 o NEC VRC4373
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203
76
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204 * New hosts
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205 o Windows 2000 host support (beta)
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206 o Red Hat Linux 6.x (should work on other distributions, but only
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207 Red Hat Linux 6.x has been used for testing).
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208
76
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209 * Configuration system revised
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210 o Tools based on GPL'd configuration library (only tested on
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211 Windows and Red Hat Linux 6.x)
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212 o Tools available for both Windows (graphical) and Linux (CLI).
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213 o Target side configuration much more flexible now, even though
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214 existing configuration data has not yet been changed to take full
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215 advantage of the new features.
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216
76
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217 * TCP/IP stack and drivers [distributed in separate package]
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218 o OpenBSD based, supporting UDP, TCP and ICMP.
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219 o Motorola MBX (quicc) driver.
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220 o Cirrus Logic EDB7xxx driver.
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221
76
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222 * PCI bus library
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223 o Simple API for configuring PCI resources.
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224 o Intel EBSA285 HAL implementation.
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225 o NEC VRC4373 HAL implementation.
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226
76
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227 * New watchdog drivers
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228 o ARM AEB-1
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229 o Hitachi EDK7708
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230 o Intel EBSA285
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231
76
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232 * Debugging
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233 o Stack monitoring
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234 The file <cyg/kernel/test/stackmon.h> defines some functions
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235 that can be used to profile stack usage.
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236
76
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237 * API changes
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238 o KAPI
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239 include/kapi.h (cyg_thread_delete): is now a boolean function to
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240 indicate success. Failure is when the thread needs to run in
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241 order to become killed.
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242
76
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243 * HAL changes
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244 o i386/linux
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245 The eCos idle loop will not load the host system anymore (except
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246 in special configurations, see linux_misc.c).
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247 o MIPS
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248 Split into arch/variant/platform hierarchy.
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249 o MN10300
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250 Split into arch/variant/platform hierarchy.
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251 o PowerPC
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252 Split into arch/variant/platform hierarchy.
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253 Major revamp of exception handling - _not_ backwards compatible
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254 (see vectors.S for the reasoning behind the change).
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255 o SPARClite
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256 Where supported by the targetted platform, it is now possible to
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257 use Multiple Vector Trapping (MVT).
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258
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259 * CygMon
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260 o Integration of CygMon ROM monitor into eCos by porting it on top
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261 of the eCos HAL
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262
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263 --------- eCos 1.2.1 public net release:
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264
76
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265 * Architectures and variants
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266 o ARM7TDMI
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267 o Fujitsu SPARClite
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268 o Intel x86 [incomplete, unsupported]
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269 o Matsushita MN10300
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270 o Motorola PowerPC
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271 o Sharp LH77790 (ARM7DI core)
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272 o Toshiba TX39 (MIPS R3900 derivative)
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273
76
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274 * Platforms
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275 o ARM PID7T board
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276 o ARM AEB-1 board (rev B)
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277 o Cogent CMA287-23 (MPC823), CMA287-50 (MPC850), CMA286-60 (MPC860)
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278 o Fujitsu MB8683x boards
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279 o Linux/x86 Synthetic Target
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280 o Matsushita standard evaluation board
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281 o Matsushita standard evaluation board simulator
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282 o Motorola FADS board [unsupported] (contributed by Kevin Hester)
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283 o PSIM - PowerPC architectural simulator
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284 o Toshiba JMR3904 evaluation board
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285 o Toshiba JMR3904 evaluation board simulator
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286 o SIS - SPARClite simulator [unsupported]
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287
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288 * Hosts
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289 o Redhat Linux 4.2 and later
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290 o Solaris 2.5.1 and later
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291 o Windows NT 4.0SP3 and later
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292 o Windows 95/98 (Beta)