Mercurial > ecos
annotate packages/NEWS @ 157:b65ec671dd4c
Merge from eCos master repository on 2001-04-06-18:28:36-BST
| author | jlarmour |
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| date | Fri, 06 Apr 2001 19:06:06 +0000 |
| parents | b939e9cada46 |
| children | 511f4dc167f6 |
| rev | line source |
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1 * Added support for ARM Evaluator7T (e7t) board. |
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2 * Ported to Compaq StrongARM SA1110 PocketPC (iPAQ), including keypad, |
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3 touch screen, watchdog, FLASH, PCMCIA and Compact Flash drivers. |
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4 Also includes RedBoot, with support for booting ARM Linux. |
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5 Derived from an initial port by Richard Panton of 3G Lab. |
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6 http://www.3glab.org/ |
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7 * Added flash verification checksums to RedBoot. |
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8 * Added watchdog driver for Intel SA11x0 StrongARM. |
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9 * Added generic Intel FlashFile 28Fxxx flash driver. |
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10 * Added generic Intel StrataFLASH driver. |
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11 * Support flash and ROMRAM startup for V850 HAL and Cosmo CEB board; also |
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12 adding support for the NEC V850/SB1 CPU variant. Also support for |
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13 thread debugging via ICE and gdbserv. |
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14 * Added support for MIPS32/64 MIPS variants and Atlas platform, using both |
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15 the MIPS32 4Kc and MIPS64 5Kc processor modules. Includes PCI, serial, |
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16 ethernet and flash drivers. This is a RedBoot-only port at this time, not |
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17 full eCos. |
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18 * Added simple ROM based file system support, contributed by |
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19 Richard Panton of 3G Lab. |
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20 * Added support for MIPS QED RM7000 variant and Ocelot board, including |
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21 PCI, ethernet and FLASH support. |
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22 * Added gzip/zlib decompression support to RedBoot. |
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23 * Added zlib decompression library. |
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24 * GDB stubs no longer reboot the board in response to a 'k' packet. Instead |
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25 from within GDB a "maintenance packet r" must be sent, followed by a |
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26 "detach". Then you can reconnect to the board.a |
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27 * Added generic AMD AM29xxxxx flash driver based on MBX driver, and make |
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28 the MBX use it. |
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29 * Added RedBoot support to PID target. |
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30 * Added Atmel AT29C040 flash driver. |
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31 * Added Intel XScale support with the IQ80310 Software Development and |
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32 Processor Evaluation Kit. Support includes flash and ethernet drivers, |
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33 and RedBoot support. |
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34 * Added support for USB slave devices. This includes generic USB slave |
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35 support, a device driver for the SA11x0 on-chip USB device, and an |
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36 additional support package for developing USB-ethernet and similar |
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37 peripherals. |
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38 * Added POSIX cancellation points for the sigwait family of functions, |
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39 pthread_join, pthread_cond_wait, pthread_cond_timedwait, sleep and |
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40 nanosleep |
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41 * Virtual vectors initialization can now be configured with a finer |
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42 granularity. Diagnostic output should also appear on the same channel |
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43 (possibly ethernet) as the application was launched from. |
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44 * Added cyg_pci_find_matching() to PCI library API to allow more generalized |
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45 matching on device properties. |
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46 * ARM EBSA285 now configured to use virtual vectors all the time. Users with |
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47 old GDB stub ROM images should upgrade to newer GDB stub ROM images, or |
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48 better still to RedBoot. |
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49 * Stack usage measurement has been added, with the functions |
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50 pthread_measure_stack_usage() in the POSIX thread API and |
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51 cyg_thread_measure_stack_usage() in the kernel C API. |
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52 * Thread stack checking support added. See CYGFUN_KERNEL_THREADS_STACK_CHECKING |
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53 in the kernel CDL for information. |
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54 * Add syscall support to RedBoot for compatibility with newlib-based BSPs |
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55 * Bridge support added to the PCI library. Use cyg_pci_configure_bus() to |
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56 configure all busses. |
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57 * Added a port to the Toshiba MIPS TX49 chip, with the REF4955 reference |
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58 platform. This includes serial device driver and wallclock device driver |
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59 support. |
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60 * PowerPC 40x variant support added. |
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61 * Added SH4 support. Split SH architecture HAL into variants in the process. |
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62 * Added SH4/CQ7750 platform support [still untested] |
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63 * Port to Intel SA1100 Multimedia evalulation board added, including serial |
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64 device driver, FLASH driver and RedBoot support |
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65 * FLASH driver added for PowerPC/MBX |
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66 * sigsetjmp() and siglongjmp() added |
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67 * A choice of getcwd() implementations have been added |
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68 * SH serial driver cleanup. SCIF driver added. SCI and SCIF drivers are |
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69 now separate packages. SCIF driver uses full FIFO and can utilize |
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70 DMA for transmit operations. |
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71 * Move logical ethernet "driver" into io/eth where the interface can be shared |
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72 between multiple implementations, e.g. BSD TCP/IP and Red Boot's TCP/IP |
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73 stacks. |
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74 * RedBoot - the Red Hat Bootstrap ROM monitor has been added, initially |
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75 supporting ARM-EDB7xxx, ARM-EBSA285, and ARM-Assabet boards. Provides |
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76 serial and ethernet GDB debugging support, flash image management and flash |
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77 booting, BOOTP/DHCP and TFTP boot support and a CLI interface. |
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78 * Added PCMCIA and Compact Flash support, including drivers for the ARM-Assabet |
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79 board. |
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80 * Added generic FLASH memory support |
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81 * Added flash memory support for ARM-EBSA285 and ARM-EDB7xxx boards |
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82 * Added Compact Flash Ethernet driver |
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83 * Hitachi SH7707a variant support added. |
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84 * Support added for both software and hardware flow control with an initial |
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85 version of the latter available only for the ARM PID board at present. |
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86 * Loopback serial device driver added |
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87 * POSIX termios support added for EL/IX level 1 compatibility |
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88 * Improved dynamic memory management support in the memory allocator |
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89 package. Existing dynamic memory support in the kernel (fixed and variable |
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90 block allocators) and in libc (malloc, etc.) has been moved to this |
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91 package, located at services/memalloc/common. It is now possible to support |
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92 memory pools occupying all of remaining memory (as determined by the MLT). |
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93 New memory allocators can be "plugged in", and an example of Doug Lea's |
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94 malloc (dlmalloc) has been included. |
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95 * Plug-in filesystem support added, with a POSIX 1003.1 compatible API, found |
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96 in the io/fileio package, and integrated with the C library. |
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97 * An initial example filesystem implementation is provided in fs/ram. This |
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98 is a RAM filesystem that attempts to both be a useful tool in its own |
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99 right and an example of how to write a filesystem that plugs into the |
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100 fileio infrastructure. |
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101 The source of the filesystem is in fs/ram/VERSION/src/ramfs.c and is |
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102 intended to be largely self documenting. The General Description at |
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103 the beginning of the file gives an overview of the structure of the |
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104 system, and comments within the code explain specific points. This |
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105 code should be read in conjunction with the description of the fileio |
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106 infrastructure. |
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107 * Support added for POSIX 1003.1 threads, mutexes, semaphores, message queues, |
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108 condition variables, clocks, timers and real-time signals in the POSIX |
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109 compatibility package (part of the EL/IX compatibility initiative) found at |
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110 compat/posix. |
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111 * Kernel enhanced with Asynchronous Service Routines (ASRs) which are routines |
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112 called back at the point a thread is scheduled. |
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113 * Added (configurably) priority ceilings for kernel mutexes |
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114 * Support sorted thread queues in kernel, rather than LIFO, controlled by the |
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115 CYGIMP_KERNEL_SCHED_SORTED_QUEUES option. |
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116 * The Kernel C API functions cyg_semaphore_wait() and cyg_cond_wait() now |
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117 return booleans to indicate if the wait failed. |
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118 * Added enhanced form of kernel message queue which is more flexible at runtime |
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119 than mboxes - available in <cyg/kernel/mqueue.hxx> |
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120 * Add a generic interface in <cyg/hal/hal_tables.h> to allow tables of |
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121 data, particularly initialization data, to be included in an application |
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122 image. This replaces the previous __DEVTAB__ and __NETDEVTAB__ references |
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123 in linker scripts. |
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124 * Most standard top-level header files now controlled by the "isoinfra" |
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125 package |
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126 * C library package split into separate packages on functional boundaries: |
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127 i18n, setjmp, signals, startup, stdio, stdlib, time |
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128 * Most targets now implement a standard form of "virtual vectors" - a |
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129 mechanism to allow enhanced co-operation between ROM monitors and running |
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130 applications. This allows the application to leave to the ROM things that |
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131 the ROM supports rather than duplicating, including debug channels that may |
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132 be via serial or ethernet. To take advantage of this, new GDB stub |
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133 images/CygMon images should be programmed onto boards, although old images |
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134 will continue to work - they will just not be able to use the new facilities. |
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135 * DHCP support has been added to the TCP/IP support, in addition to the |
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136 existing BOOTP support |
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137 * CDL now supports type bool and booldata for interfaces |
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138 * CDL now exports extra macros in header files, to indicate package version |
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139 numbers |
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140 * A port of the University of California at Davis (UCD) SNMP stack has been |
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112
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141 added |
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99
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142 * Hitachi SH7709A variant support added |
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96
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143 * NEC V85x architecture support added |
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144 * NEC Cosmo CEB-V850/SA1 evaluation board platform HAL added |
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145 * Serial device drivers added for systems based on NEC V850 SA1 (70F3017) |
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146 or SB1 (70F3033) processors |
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147 * Hitachi SH3 CqREEK (cq7708) platform HAL support added |
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105
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148 Contributed by Haruki Kashiwaya |
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149 * Watchdog reworked much like wallclock. |
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150 Common code and API in io/watchdog, simpler (smaller) low-level drivers in |
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151 devs/watchdog/<arch>. |
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152 * IO serial driver |
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153 The common serial driver has been extended with a configurable option for |
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154 a non-blocking read/write mode. It has also been given some new callbacks |
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155 which allow low-level drivers to transfer data in blocks instead of as |
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156 single characters. |
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157 * SH HAL |
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158 Now provides ROMRAM startup type, copying code and data to RAM before |
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159 executing, improving performance at cost of memory. |
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160 * IO serial drivers reworked by separating into distinct platform |
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161 packages, making it simpler to implement new drivers. |
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162 * WallClock reworked, making it simpler to implement new drivers. |
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163 New drivers |
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164 o SH3 RTC module |
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165 |
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166 -------- eCos 1.3.1 public net release: |
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167 |
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168 * New architectures and variants |
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169 o ARM Thumb |
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170 o ARM9 |
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171 o Hitachi SH3 |
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172 o Cirrus Logic CL-PS7111, EP72xx |
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173 o Intel StrongARM |
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174 o Matsushita AM33 |
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175 o NEC MIPS VR4300 |
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176 |
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177 * New platforms |
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178 o ARM AEB-1 rev C |
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179 o ARM PID support extended: ARM9, Thumb and big-endian |
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180 o Cirrus Logic EDB7xxx |
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181 o Cogent CMA222 and CMA230 ARM boards. (CMA222 contributed by Mark Salter) |
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182 o Hitachi EDK7708 |
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183 o Intel x86 PC (base port contributed by Patrick O'Grady) |
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184 o Intel EBSA285 |
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185 o Matsushita STB |
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186 o Motorola MBX evaluation board |
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187 o NEC VRC4373 |
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188 |
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189 * New hosts |
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190 o Windows 2000 host support (beta) |
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191 o Red Hat Linux 6.x (should work on other distributions, but only |
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192 Red Hat Linux 6.x has been used for testing). |
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193 |
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194 * Configuration system revised |
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195 o Tools based on GPL'd configuration library (only tested on |
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196 Windows and Red Hat Linux 6.x) |
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197 o Tools available for both Windows (graphical) and Linux (CLI). |
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198 o Target side configuration much more flexible now, even though |
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199 existing configuration data has not yet been changed to take full |
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200 advantage of the new features. |
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201 |
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202 * TCP/IP stack and drivers [distributed in separate package] |
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203 o OpenBSD based, supporting UDP, TCP and ICMP. |
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204 o Motorola MBX (quicc) driver. |
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205 o Cirrus Logic EDB7xxx driver. |
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206 |
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207 * PCI bus library |
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208 o Simple API for configuring PCI resources. |
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209 o Intel EBSA285 HAL implementation. |
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210 o NEC VRC4373 HAL implementation. |
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211 |
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212 * New watchdog drivers |
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213 o ARM AEB-1 |
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214 o Hitachi EDK7708 |
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215 o Intel EBSA285 |
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216 |
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217 * Debugging |
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218 o Stack monitoring |
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219 The file <cyg/kernel/test/stackmon.h> defines some functions |
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220 that can be used to profile stack usage. |
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221 |
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222 * API changes |
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223 o KAPI |
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224 include/kapi.h (cyg_thread_delete): is now a boolean function to |
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225 indicate success. Failure is when the thread needs to run in |
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226 order to become killed. |
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227 |
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228 * HAL changes |
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229 o i386/linux |
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230 The eCos idle loop will not load the host system anymore (except |
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231 in special configurations, see linux_misc.c). |
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232 o MIPS |
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233 Split into arch/variant/platform hierarchy. |
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234 o MN10300 |
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235 Split into arch/variant/platform hierarchy. |
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236 o PowerPC |
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237 Split into arch/variant/platform hierarchy. |
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238 Major revamp of exception handling - _not_ backwards compatible |
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239 (see vectors.S for the reasoning behind the change). |
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240 o SPARClite |
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241 Where supported by the targetted platform, it is now possible to |
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242 use Multiple Vector Trapping (MVT). |
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243 |
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244 * CygMon |
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245 o Integration of CygMon ROM monitor into eCos by porting it on top |
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246 of the eCos HAL |
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247 |
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248 --------- eCos 1.2.1 public net release: |
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249 |
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250 * Architectures and variants |
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251 o ARM7TDMI |
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252 o Fujitsu SPARClite |
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253 o Intel x86 [incomplete, unsupported] |
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254 o Matsushita MN10300 |
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255 o Motorola PowerPC |
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256 o Sharp LH77790 (ARM7DI core) |
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257 o Toshiba TX39 (MIPS R3900 derivative) |
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258 |
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259 * Platforms |
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260 o ARM PID7T board |
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261 o ARM AEB-1 board (rev B) |
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262 o Cogent CMA287-23 (MPC823), CMA287-50 (MPC850), CMA286-60 (MPC860) |
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263 o Fujitsu MB8683x boards |
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264 o Linux/x86 Synthetic Target |
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265 o Matsushita standard evaluation board |
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266 o Matsushita standard evaluation board simulator |
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267 o Motorola FADS board [unsupported] (contributed by Kevin Hester) |
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268 o PSIM - PowerPC architectural simulator |
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269 o Toshiba JMR3904 evaluation board |
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270 o Toshiba JMR3904 evaluation board simulator |
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271 o SIS - SPARClite simulator [unsupported] |
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272 |
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273 * Hosts |
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274 o Redhat Linux 4.2 and later |
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275 o Solaris 2.5.1 and later |
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276 o Windows NT 4.0SP3 and later |
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277 o Windows 95/98 (Beta) |
