test: lmb: Add test for coalescing and overlap range
Add test case for an address range which is coalescing with one of
range and overlapping with next range
Cc: Simon Glass <sjg@google.com>
Signed-off-by: Udit Kumar <u-kumar1@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/test/lib/lmb.c b/test/lib/lmb.c
index 1628875..15c68ce 100644
--- a/test/lib/lmb.c
+++ b/test/lib/lmb.c
@@ -451,12 +451,23 @@
ut_asserteq(ret, 0);
ASSERT_LMB(&lmb, ram, ram_size, 2, 0x40010000, 0x10000,
0x40030000, 0x10000, 0, 0);
- /* allocate 2nd region */
+ /* allocate 2nd region , This should coalesced all region into one */
ret = lmb_reserve(&lmb, 0x40020000, 0x10000);
ut_assert(ret >= 0);
ASSERT_LMB(&lmb, ram, ram_size, 1, 0x40010000, 0x30000,
0, 0, 0, 0);
+ /* allocate 2nd region, which should be added as first region */
+ ret = lmb_reserve(&lmb, 0x40000000, 0x8000);
+ ut_assert(ret >= 0);
+ ASSERT_LMB(&lmb, ram, ram_size, 2, 0x40000000, 0x8000,
+ 0x40010000, 0x30000, 0, 0);
+
+ /* allocate 3rd region, coalesce with first and overlap with second */
+ ret = lmb_reserve(&lmb, 0x40008000, 0x10000);
+ ut_assert(ret >= 0);
+ ASSERT_LMB(&lmb, ram, ram_size, 1, 0x40000000, 0x40000,
+ 0, 0, 0, 0);
return 0;
}