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+//==========================================================================
+//
+//        memfix1.cxx
+//
+//        Fixed memory pool test 1
+//
+//==========================================================================
+//####COPYRIGHTBEGIN####
+//
+// -------------------------------------------
+// The contents of this file are subject to the Cygnus eCos Public License
+// Version 1.0 (the "License"); you may not use this file except in
+// compliance with the License.  You may obtain a copy of the License at
+// http://sourceware.cygnus.com/ecos
+// 
+// Software distributed under the License is distributed on an "AS IS"
+// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the
+// License for the specific language governing rights and limitations under
+// the License.
+// 
+// The Original Code is eCos - Embedded Cygnus Operating System, released
+// September 30, 1998.
+// 
+// The Initial Developer of the Original Code is Cygnus.  Portions created
+// by Cygnus are Copyright (C) 1998 Cygnus Solutions.  All Rights Reserved.
+// -------------------------------------------
+//
+//####COPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):     dsm
+// Contributors:    dsm
+// Date:          1998-06-09
+// Description:   Tests basic fixed memory pool functionality
+//####DESCRIPTIONEND####
+
+#include <pkgconf/kernel.h>
+
+#include <cyg/kernel/sched.hxx>        // Cyg_Scheduler::start()
+#include <cyg/kernel/thread.hxx>       // Cyg_Thread
+
+#include <cyg/kernel/memfixed.hxx>
+
+#include <cyg/infra/testcase.h>
+
+#include <cyg/kernel/sched.inl>
+#include <cyg/kernel/thread.inl>
+
+#include <cyg/kernel/timer.hxx>         // Cyg_Timer
+#include <cyg/kernel/clock.inl>         // Cyg_Clock
+
+
+#define NTHREADS 2
+#include "testaux.hxx"
+
+static const cyg_int32 memsize = 10240;
+
+static cyg_uint8 mem[2][memsize];
+
+static Cyg_Mempool_Fixed mempool0(mem[0], memsize, 100);
+
+static Cyg_Mempool_Fixed mempool1(mem[1], memsize, 316);
+
+
+static void check_in_mp0(cyg_uint8 *p, cyg_int32 size)
+{
+    CYG_TEST_CHECK(NULL != p,
+                   "Allocation failed");
+    CYG_TEST_CHECK(mem[0] <= p && p+size < mem[1],
+                   "Block outside memory pool");
+}
+
+
+static void entry0( CYG_ADDRWORD data )
+{
+    cyg_uint8 *base;
+    cyg_int32 size;
+    CYG_ADDRWORD bs;
+    cyg_int32 f0,f1,f2,t0;
+    cyg_uint8 *p0, *p1, *p2;
+    
+    mempool0.get_arena(base, size, bs);
+    cyg_int32 blocksize=(cyg_int32)bs;
+    CYG_TEST_CHECK(mem[0] == base, "get_arena: base wrong");
+    CYG_TEST_CHECK(memsize == size, "get_arena: size wrong");
+    CYG_TEST_CHECK(100 == blocksize, "get_arena: blocksize wrong");
+    
+    CYG_TEST_CHECK(316 == mempool1.get_blocksize(), "get_blocksize wrong" );
+
+    t0=mempool0.get_totalmem();
+    CYG_TEST_CHECK(t0 > 0, "Negative total memory" );
+    f0=mempool0.get_freemem();
+    CYG_TEST_CHECK(f0 > 0, "Negative free memory" );
+    CYG_TEST_CHECK(t0 <= memsize, "get_totalsize: Too much memory");
+    CYG_TEST_CHECK(f0 <= t0 , "More memory free than possible" );
+
+    CYG_TEST_CHECK( !mempool0.waiting(),
+                    "Thread waiting for memory; there shouldn't be");
+    
+    CYG_TEST_CHECK( !mempool0.free(NULL), "Bogus free worked"); 
+
+    p0 = mempool0.alloc();
+    check_in_mp0(p0, 100);
+
+    f1 = mempool0.get_freemem();
+    CYG_TEST_CHECK(f1 > 0, "Negative free memory" );
+    CYG_TEST_CHECK(f1 < f0, "Free memory didn't decrease after allocation" );
+
+    p1 = NULL;
+    while((p2 = mempool0.try_alloc()))
+	p1 = p2;
+    
+    f1 = mempool0.get_freemem();
+    CYG_TEST_CHECK(mempool0.free(p0), "Couldn't free");
+
+    f2 = mempool0.get_freemem();
+    CYG_TEST_CHECK(f2 > f1, "Free memory didn't increase after free" );
+    
+    // should be able to reallocate now a block is free
+    p0 = mempool0.try_alloc();
+    check_in_mp0(p0, 100);
+
+    CYG_TEST_CHECK(p1+100 <= p0 || p1 >= p0+100,
+                   "Ranges of allocated memory overlap");
+
+    CYG_TEST_CHECK(mempool0.free(p0), "Couldn't free");
+    CYG_TEST_CHECK(mempool0.free(p1), "Couldn't free");
+    
+#ifdef CYGFUN_KERNEL_THREADS_TIMER
+    // This shouldn't have to wait
+    p0 = mempool0.alloc(Cyg_Clock::real_time_clock->current_value()+100000);
+    check_in_mp0(p0, 100);
+    p1 = mempool0.alloc(Cyg_Clock::real_time_clock->current_value()+2);
+    check_in_mp0(p1, 10);
+    p1 = mempool0.alloc(Cyg_Clock::real_time_clock->current_value()+2);
+    CYG_TEST_CHECK(NULL == p1, "Timed alloc unexpectedly worked");
+    
+    // Expect thread 1 to have run while processing previous timed
+    // allocation.  It should therefore tbe waiting.
+    CYG_TEST_CHECK(mempool1.waiting(), "There should be a thread waiting");
+#endif
+    
+    CYG_TEST_PASS_FINISH("Fixed memory pool 1 OK");
+}
+
+static void entry1( CYG_ADDRWORD data )
+{
+    while(NULL != mempool1.alloc())
+        ;
+    CYG_TEST_FAIL("alloc returned NULL");
+}
+
+
+void memfix1_main( void )
+{
+    CYG_TEST_INIT();
+
+    new_thread(entry0, 0);
+    new_thread(entry1, 1);
+
+    Cyg_Scheduler::start();
+
+    CYG_TEST_FAIL_FINISH("Not reached");
+}
+
+externC void
+cyg_start( void )
+{ 
+    memfix1_main();
+}
+// EOF memfix1.cxx