changelog

ecos为实时嵌入式操作系统

	* include/instrmnt.h: Fixed casts for arguments to
	cyg_instrument() to work in C. Fixes PR 18413.

1998-12-21  Gary Thomas  <[e-mail]>

	* include/pkgconf/kernel.h: Change AEB-1 clock scale.

1998-12-17  Gary Thomas  <[e-mail]>

	* tests/tm_basic.cxx: Calculate system clock resolution
	based on 'CYGNUM_KERNEL_COUNTERS_RTC_RESOLUTION'

1998-12-16  Gary Thomas  <[e-mail]>

	* include/pkgconf/kernel.h (CYGNUM_KERNEL_COUNTERS_RTC_PERIOD): 
	Add support for new ARM AEB-1.

1998-12-16  Hugo Tyson  <[e-mail]>

	* tests/intr0.cxx (intr0_main): 
	* tests/kintr0.c (kintr0_main): 
	Conditionally use a different interrupt vector number on tx39 when
	in the simulator (according to cyg_test_is_simulator) so that
	these tests execute correctly in simulators.
	
1998-12-16  Jesper Skov  <[e-mail]>
        PR 18546

	* tests/kill.cxx (cyg_start): Do NOP test if required kernel
	functionality is disabled.

1998-12-15  Jesper Skov  <[e-mail]>

	* include/pkgconf/kernel.h: Changed
	CYGDBG_KERNEL_DEBUG_GDB_INCLUDE_STUBS to
	CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS.

1998-12-14  Jesper Skov  <[e-mail]>

	* tests/tm_basic.cxx: Made use of cyg_mbox_get() conditional on
	CYGMFN_KERNEL_SYNCH_MBOXT_PUT_CAN_WAIT.

1998-12-14  Jesper Skov  <[e-mail]>

	* tests/tm_basic.cxx: Added requirement for kernel RTC.

1998-12-11  Jesper Skov  <[e-mail]>

	* tests/kcache2.c: Added tests of three more macros.

1998-12-10  Jesper Skov  <[e-mail]>

	* tests/kcache2.c: Added tests of three more macros.

1998-12-10  Jesper Skov  <[e-mail]>

	* tests/PKGconf.mak: 
	* tests/kcache2.c: 
	Added new cache test.

1998-12-04  Nick Garnett  <[e-mail]>

	* include/intr.hxx:
	* src/intr/intr.cxx (cyg_interrupt_post_dsr): Added this function
	to allow functions in the HAL, which are always only in C, to call
	Cyg_Interrupt::post_dsr(). Have also returned post_dsr() to
	private parts of Cyg_Interrupt.

1998-12-04  Jesper Skov  <[e-mail]>

	* include/intr.hxx (class Cyg_Interrupt): Made post_dsr public so
	it can be called from HAL interrupt arbiters.

1998-12-04  Jesper Skov  <[e-mail]>

	* include/pkgconf/kernel.h (CYGNUM_KERNEL_COUNTERS_RTC_PERIOD):
	Set to the correct value for a 33.333MHz clock.

1998-12-02  Jesper Skov  <[e-mail]>

	* src/intr/intr.cxx (interrupt_end, chain_isr): Got rid of magic
	interrupt constants.

1998-11-30  Gary Thomas  <[e-mail]>

	* include/pkgconf/kernel.h: Fix spelling of CYGVAR_KERNEL_COUNTERS_CLOCK

1998-11-25  Jesper Skov  <[e-mail]>

	* src/common/thread.cxx (check_this): Check that stack_ptr is
	within its limits.

Wed Nov 25 18:45:12 1998  Jonathan Larmour  <[e-mail]>

	* include/sched.inl (unlock) (lock): 
	* src/common/thread.cxx (thread_entry): 
	* src/sched/sched.cxx (unlock_inner): 

	Ensure all accesses to sched_lock cannot be reordered by the
	optimiser

1998-11-24  Jesper Skov  <[e-mail]>

	* src/common/thread.cxx (thread_entry): Prevent scheduler lock
       	from being released too early.

1998-11-23  Nick Garnett  <[e-mail]>

	* include/pkgconf/kernel.h: 
	* src/common/clock.cxx:
	Added CYGIMP_KERNEL_COUNTERS_SORT_LIST option to determine whether
	the alarm lists in counters are sorted or not.

	* tests/tm_basic.cxx: Added a test for many alarms firing
	separately. 

1998-11-23  Jesper Skov  <[e-mail]>

	* tests/kcache1.c: Only run with stride 1 on SIMs.

1998-11-19  Gary Thomas  <[e-mail]>

	* tests/tm_basic.cxx: Insure appropriate kernel configuration for
	building tool.  Needs at least kernel C API and multi-level scheduler.

1998-11-18  Gary Thomas  <[e-mail]>

	* tests/tm_basic.cxx: Add interrupt latency support.  Print 
	results to 10ns accuracy.

	* tests/PKGconf.mak: Add 'tm_basic' (the kernel timing test
	program) to list of built tests.

	* src/intr/intr.cxx: Change usage of HAL_INTERRUPT_MASK to have
	trailing ';' to match similar macros.

	* src/common/clock.cxx: 
	* include/pkgconf/kernel.h: Add CDL option 
	CYGVAR_KERNEL_COUNTERS_CLOCK_LATENCY used to define if interrupt
	latency measurements should be built into kernel.

1998-11-17  Jesper Skov  <[e-mail]>

	* include/pkgconf/kernel.h: Renamed CYG_HAL_POWERPC_MP860 to
	CYG_HAL_POWERPC_MPC860.


1998-10-28  David Moore  <[e-mail]>

	* include/pkgconf/kernel.h
 	(CYGNUM_KERNEL_COUNTERS_RTC_RESOLUTION): Changed default value for
 	MIPS simulator to be 0.01 secs instead of 0.001 seconds.

1998-10-28  Jesper Skov  <[e-mail]>

	* tests/kcache1.c (HAL_DCACHE_PURGE_ALL): Fixed compiler problem
	on PowerPC.

1998-10-27  Nick Garnett  <[e-mail]>

	* tests/kcache1.c:
	Added calls to HAL_DCACHE_PURGE_ALL() before each test.  Added
	local version of HAL_DCACHE_PURGE_ALL() if this is not supplied by
	the HAL.

1998-10-27  Hugo Tyson  <[e-mail]>

	* src/common/thread.cxx (wake): 
	Remove the thread unconditionally from any queue it was on; for we
	have just become not-asleep, so it must be OK.  (Bug was: it
	didn't happen in transit WAIT-SUSPEND -> SUSPEND, so synch object
	still believed the task was waiting on it).  PR#17998

1998-10-26  Jesper Skov  <[e-mail]>
        PR 17527, PR 17837

	* tests/kcache1.c: 
	* tests/kclock0.c: 
	* tests/kclock1.c: 
	* tests/clock1.cxx: 
	* tests/clock0.cxx: 
	Do N/A PASS when kernel real-time clock is configured out.

1998-10-26  Jesper Skov  <[e-mail]>
        PR 17866

	* include/pkgconf/kernel.h
	(CYGNUM_KERNEL_THREADS_IDLE_STACK_SIZE): Doubled to prevent stack
	overruns on PowerPC.

1998-10-26  Jesper Skov  <[e-mail]>
        PR 17987

	* src/debug/dbg_gdb.cxx (dbg_threadinfo): Removed "more: <none>"
	output.

1998-10-23  John Dallaway  <[e-mail]>

	* tests/tm_basic.cxx: Added basic timing test.

1998-10-23  Nick Garnett  <[e-mail]>

	* include/instrmnt.h:
	Improved documentation of cyg_instrument_enable() and
	cyg_instrument_disable().

	* src/instrmnt/meminst.cxx:
	Added code to enable and disable whole groups of events.

1998-10-23  Jesper Skov  <[e-mail]>

	* include/generic-stub.h: Deleted. It was moved to hal common some
	time ago.

Fri Oct 23 04:45:12 1998  Jonathan Larmour  <[e-mail]>

	* tests/kcache1.c: 
	Remove forced warning of a warning which no longer applies

1998-10-22  Nick Garnett  <[e-mail]>

	* src/common/clock.cxx:
	Stop searching the alarm list when the current alarm is in the
	future in Cyg_Counter::tick().  Changed sense of comparison in
	Cyg_Counter::add_alarm() to sort alarms in ascending order.

Thu Oct 22 18:21:50 1998  Jonathan Larmour  <[e-mail]>

	* include/pkgconf/kernel.h: 
	Fix commenting within CDL "comments"

Thu Oct 22 17:25:45 1998  Jonathan Larmour  <[e-mail]>

	* include/pkgconf/kernel.h: 
	Remove CYGVAR_KERNEL_INSTRUMENT_EXTERNAL_BUFFER configuration
	option. For PR 17838

1998-10-21  Nick Garnett  <[e-mail]>

	* include/pkgconf/kernel.h (CYGNUM_KERNEL_COUNTERS_RTC_PERIOD):
	Changed value for JMR3904 board to 15360 which is correct for a
	24.576MHz board rather than 25MHz as before.

	* src/common/thread.cxx:
	Exchanged stack_base and stack_size in idle thread constructor.

1998-10-20  Hugo Tyson  <[e-mail]>

	* tests/kflag1.c (kflag1_main): 
	Only mess with f2 if it exists, ie. CYGFUN_KERNEL_THREADS_TIMER.

1998-10-19  Mark Galassi  <[e-mail]>

	* include/pkgconf/kernel.h: updated the doc URL

1998-10-19  Hugo Tyson  <[e-mail]>

	* include/kapi.h: 
	* include/kapidata.h (struct cyg_flag_t): 
	* src/common/kapi.cxx: 
	Add flags (Cyg_Flag, kernel.../flag.hxx) to the C API.

	* tests/PKGconf.mak (TESTS): 
	Add new tests for flags via the C API.

	* tests/kflag0.c: 
	* tests/kflag1.c: 
	New tests (well, versions of the plain C++ versions flag0.cxx and
	flag1.cxx) for flags via the kernel C API.
	
1998-10-19  Bart Veer  <[e-mail]>

	* include/pkgconf/kernel.h:
	Fixed description of clock resolution.

1998-10-17  Bart Veer  <[e-mail]>

	* include/pkgconf/kernel.h:
	Added a way of configuring the clock interrupt frequency.

Thu Oct 15 21:31:58 1998  Jonathan Larmour  <[e-mail]>

	* include/pkgconf/kernel.h:
	Allow kernel to be disabled now

	* src/common/delete.cxx, src/common/memcpy.c, src/common/memset.c:
	Move these files to the infra package

	* src/PKGconf.mak:
	Don't build the above files any more

	Above changes are required for PR 17229

1998-10-15  Hugo Tyson  <[e-mail]>

	* include/mempoolt.inl (Cyg_Mempoolt): 
	* include/mempolt2.inl (Cyg_Mempolt2): 
	Flesh out the destructors to awaken any waiting threads
	with reason Cyg_Thread::DESTRUCT to support uITRON
	create and delete of memory pool objects.
	Note that only template mempolt2 is actually used.
	
Wed Oct 14 21:45:54 1998  Jonathan Larmour  <[e-mail]>

	* tests/thread_gdb.c: 
	Remove unnecessary inclusion of <cyg/kernel/diag.h>

	* tests/kcache1.c: 
	Add a warning to expect the "function declaration isn't a
	prototype" warning from infra/diag.h

1998-10-14  Hugo Tyson  <[e-mail]>

	* src/common/thread.cxx (kill,reinitialize): 
	Do not refer to member timer unless CYGFUN_KERNEL_THREADS_TIMER is
	defined.
	
1998-10-14  Nick Garnett  <[e-mail]>

	* src/debug/dbg-thread-demux.c:
	Now get dbg-threads-api.h from HAL.

	* src/debug/dbg_gdb.cxx:
	Tidied up info sent back by dbg_threadinfo().

	* src/common/thread.cxx:
	Changed constructor of idle thread to include initial priority and
	a thread name.

	* include/pkgconf/kernel.h:
	Moved GDB stub configuration code out to hal.h.

	* include/ktypes.h:
	Moved definition of CYG_LABEL_NAME() out to cyg_type.h.

	* src/debug/PKGconf.mak:
	* src/debug/dbg-threads-api.h:
	* src/debug/generic-stub.c:
	* src/debug/stubrom.c:
	* src/debug/thread-packets.c:
	* src/debug/thread-pkts.h:
	These files have all be relocated to hal/common.

1998-10-14  Hugo Tyson  <[e-mail]>

	* include/thread.hxx (class Cyg_Thread): 
	Add public members get_stack_base(), get_stack_size() and
	get_stack_limit();
	Add private members add_to_list() and remove_from_list() to
	centralize handling of the CYGVAR_KERNEL_THREADS_LIST as it is
	known.

	* include/thread.inl (class Cyg_Thread): 
	Add public members get_stack_base(), get_stack_size() and
	get_stack_limit();

	* src/common/thread.cxx: 
	Add private members add_to_list() and remove_from_list() to
	centralize handling of the CYGVAR_KERNEL_THREADS_LIST as it is
	known.
	Tidy up the two constructors to use them.
	Add CYG_REPORT_RETURN()/_RETVAL(...) logging throughout.
	Tidy up reinitialize() to use the 6-argument constructor,
	thus preserving the thread name.
	Fix some bugs in the CYGVAR_KERNEL_THREADS_LIST stuff where
	re-adding a thread caused loops in the list, and the like.
	Fix bug in set_priority() when the thread is asleep but NOT on any
	queue, such as a plain counted_sleep().

1998-10-14  Jesper Skov  <[e-mail]>

	* src/debug/thread-packets.c: 
	* src/debug/dbg_gdb.cxx: 
	Don't include hal_stub.h unless it's really, really, really
	needed.
		
1998-10-14  Jesper Skov  <[e-mail]>

	* src/debug/dbg_gdb.cxx: Don't include hal_stub.h unless it's really
	needed.

1998-10-13  Jesper Skov  <[e-mail]>

	* src/debug/generic-stub.c: Added thread support. Renaming a few
	functions/variables to match the most recent libstub
	generic-stub.c.
	Use thread_get_register & thread_put_register when handling GDB
	register packets.

	* src/debug/dbg_gdb.cxx (dbg_getthreadreg, dbg_getthreadreg):
	DTRT for current thread when CygMon is not configured.
	
	* src/debug/dbg_gdb.cxx (dbg_threadlist, dbg_getthreadreg,
	dbg_getthreadreg): return true/false rather than 0, 1, -1.
	
	* src/debug/dbg_gdb.cxx:
	* src/debug/dbg-threads-api.h: 
	Added dbg_currthread_id.

1998-10-08  Jesper Skov  <[e-mail]>