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test: lmb: Add test for coalescing and overlap range 

commit 4a6105e7830e9e945a6dc556a43ffaf26f0156e5 upstream.

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>
This commit is contained in:
Udit Kumar 2023-10-10 21:47:43 +05:30
parent 680a3d3c4c
commit effb67a5cb
1 changed files with 12 additions and 1 deletions
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13
test/lib/lmb.c
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@ -451,12 +451,23 @@ static int lib_test_lmb_overlapping_reserve(struct unit_test_state *uts)
ut_asserteq(ret, 0); ut_asserteq(ret, 0);
ASSERT_LMB(&lmb, ram, ram_size, 2, 0x40010000, 0x10000, ASSERT_LMB(&lmb, ram, ram_size, 2, 0x40010000, 0x10000,
0x40030000, 0x10000, 0, 0); 0x40030000, 0x10000, 0, 0);
/* allocate 2nd region */ /* allocate 2nd region , This should coalesced all region into one */
ret = lmb_reserve(&lmb, 0x40020000, 0x10000); ret = lmb_reserve(&lmb, 0x40020000, 0x10000);
ut_assert(ret >= 0); ut_assert(ret >= 0);
ASSERT_LMB(&lmb, ram, ram_size, 1, 0x40010000, 0x30000, ASSERT_LMB(&lmb, ram, ram_size, 1, 0x40010000, 0x30000,
0, 0, 0, 0); 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; return 0;
} }