#include <test/test.h>
#include <test/ut.h>
+static inline bool lmb_is_nomap(struct lmb_property *m)
+{
+ return m->flags & LMB_NOMAP;
+}
+
static int check_lmb(struct unit_test_state *uts, struct lmb *lmb,
phys_addr_t ram_base, phys_size_t ram_size,
unsigned long num_reserved,
return test_multi_alloc_512mb(uts, 0xE0000000);
}
-DM_TEST(lib_test_lmb_simple, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+DM_TEST(lib_test_lmb_simple, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/* Create two memory regions with one reserved region and allocate */
static int lib_test_lmb_simple_x2(struct unit_test_state *uts)
return test_multi_alloc_512mb_x2(uts, 0xE0000000, 0x40000000);
}
-DM_TEST(lib_test_lmb_simple_x2, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+DM_TEST(lib_test_lmb_simple_x2, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/* Simulate 512 MiB RAM, allocate some blocks that fit/don't fit */
static int test_bigblock(struct unit_test_state *uts, const phys_addr_t ram)
return test_bigblock(uts, 0xE0000000);
}
-DM_TEST(lib_test_lmb_big, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+DM_TEST(lib_test_lmb_big, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/* Simulate 512 MiB RAM, allocate a block without previous reservation */
static int test_noreserved(struct unit_test_state *uts, const phys_addr_t ram,
return test_noreserved(uts, 0xE0000000, 4, 1);
}
-DM_TEST(lib_test_lmb_noreserved, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+DM_TEST(lib_test_lmb_noreserved, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
static int lib_test_lmb_unaligned_size(struct unit_test_state *uts)
{
return test_noreserved(uts, 0xE0000000, 5, 8);
}
-DM_TEST(lib_test_lmb_unaligned_size, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+DM_TEST(lib_test_lmb_unaligned_size, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/*
* Simulate a RAM that starts at 0 and allocate down to address 0, which must
* fail as '0' means failure for the lmb_alloc functions.
return 0;
}
-DM_TEST(lib_test_lmb_at_0, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+DM_TEST(lib_test_lmb_at_0, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/* Check that calling lmb_reserve with overlapping regions fails. */
static int lib_test_lmb_overlapping_reserve(struct unit_test_state *uts)
}
DM_TEST(lib_test_lmb_overlapping_reserve,
- DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+ UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/*
* Simulate 512 MiB RAM, reserve 3 blocks, allocate addresses in between.
return test_alloc_addr(uts, 0xE0000000);
}
-DM_TEST(lib_test_lmb_alloc_addr, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+DM_TEST(lib_test_lmb_alloc_addr, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/* Simulate 512 MiB RAM, reserve 3 blocks, check addresses in between */
static int test_get_unreserved_size(struct unit_test_state *uts,
}
DM_TEST(lib_test_lmb_get_free_size,
- DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+ UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
+
+static int lib_test_lmb_max_regions(struct unit_test_state *uts)
+{
+ const phys_addr_t ram = 0x00000000;
+ const phys_size_t ram_size = 0x8000000;
+ const phys_size_t blk_size = 0x10000;
+ phys_addr_t offset;
+ struct lmb lmb;
+ int ret, i;
+
+ lmb_init(&lmb);
+
+ ut_asserteq(lmb.memory.cnt, 0);
+ ut_asserteq(lmb.memory.max, 8);
+ ut_asserteq(lmb.reserved.cnt, 0);
+ ut_asserteq(lmb.reserved.max, 8);
+
+ /* Add 8 memory regions */
+ for (i = 0; i < 8; i++) {
+ offset = ram + 2 * i * ram_size;
+ ret = lmb_add(&lmb, offset, ram_size);
+ ut_asserteq(ret, 0);
+ }
+ ut_asserteq(lmb.memory.cnt, 8);
+ ut_asserteq(lmb.reserved.cnt, 0);
+
+ /* error for the 9th memory regions */
+ offset = ram + 2 * 8 * ram_size;
+ ret = lmb_add(&lmb, offset, ram_size);
+ ut_asserteq(ret, -1);
+
+ ut_asserteq(lmb.memory.cnt, 8);
+ ut_asserteq(lmb.reserved.cnt, 0);
+
+ /* reserve 8 regions */
+ for (i = 0; i < 8; i++) {
+ offset = ram + 2 * i * blk_size;
+ ret = lmb_reserve(&lmb, offset, blk_size);
+ ut_asserteq(ret, 0);
+ }
+
+ ut_asserteq(lmb.memory.cnt, 8);
+ ut_asserteq(lmb.reserved.cnt, 8);
+
+ /* error for the 9th reserved blocks */
+ offset = ram + 2 * 8 * blk_size;
+ ret = lmb_reserve(&lmb, offset, blk_size);
+ ut_asserteq(ret, -1);
+
+ ut_asserteq(lmb.memory.cnt, 8);
+ ut_asserteq(lmb.reserved.cnt, 8);
+
+ /* check each regions */
+ for (i = 0; i < 8; i++)
+ ut_asserteq(lmb.memory.region[i].base, ram + 2 * i * ram_size);
+
+ for (i = 0; i < 8; i++)
+ ut_asserteq(lmb.reserved.region[i].base, ram + 2 * i * blk_size);
+
+ return 0;
+}
+
+DM_TEST(lib_test_lmb_max_regions,
+ UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
+
+static int lib_test_lmb_flags(struct unit_test_state *uts)
+{
+ const phys_addr_t ram = 0x40000000;
+ const phys_size_t ram_size = 0x20000000;
+ struct lmb lmb;
+ long ret;
+
+ lmb_init(&lmb);
+
+ ret = lmb_add(&lmb, ram, ram_size);
+ ut_asserteq(ret, 0);
+
+ /* reserve, same flag */
+ ret = lmb_reserve_flags(&lmb, 0x40010000, 0x10000, LMB_NOMAP);
+ ut_asserteq(ret, 0);
+ ASSERT_LMB(&lmb, ram, ram_size, 1, 0x40010000, 0x10000,
+ 0, 0, 0, 0);
+
+ /* reserve again, same flag */
+ ret = lmb_reserve_flags(&lmb, 0x40010000, 0x10000, LMB_NOMAP);
+ ut_asserteq(ret, 0);
+ ASSERT_LMB(&lmb, ram, ram_size, 1, 0x40010000, 0x10000,
+ 0, 0, 0, 0);
+
+ /* reserve again, new flag */
+ ret = lmb_reserve_flags(&lmb, 0x40010000, 0x10000, LMB_NONE);
+ ut_asserteq(ret, -1);
+ ASSERT_LMB(&lmb, ram, ram_size, 1, 0x40010000, 0x10000,
+ 0, 0, 0, 0);
+
+ ut_asserteq(lmb_is_nomap(&lmb.reserved.region[0]), 1);
+
+ /* merge after */
+ ret = lmb_reserve_flags(&lmb, 0x40020000, 0x10000, LMB_NOMAP);
+ ut_asserteq(ret, 1);
+ ASSERT_LMB(&lmb, ram, ram_size, 1, 0x40010000, 0x20000,
+ 0, 0, 0, 0);
+
+ /* merge before */
+ ret = lmb_reserve_flags(&lmb, 0x40000000, 0x10000, LMB_NOMAP);
+ ut_asserteq(ret, 1);
+ ASSERT_LMB(&lmb, ram, ram_size, 1, 0x40000000, 0x30000,
+ 0, 0, 0, 0);
+
+ ut_asserteq(lmb_is_nomap(&lmb.reserved.region[0]), 1);
+
+ ret = lmb_reserve_flags(&lmb, 0x40030000, 0x10000, LMB_NONE);
+ ut_asserteq(ret, 0);
+ ASSERT_LMB(&lmb, ram, ram_size, 2, 0x40000000, 0x30000,
+ 0x40030000, 0x10000, 0, 0);
+
+ ut_asserteq(lmb_is_nomap(&lmb.reserved.region[0]), 1);
+ ut_asserteq(lmb_is_nomap(&lmb.reserved.region[1]), 0);
+
+ /* test that old API use LMB_NONE */
+ ret = lmb_reserve(&lmb, 0x40040000, 0x10000);
+ ut_asserteq(ret, 1);
+ ASSERT_LMB(&lmb, ram, ram_size, 2, 0x40000000, 0x30000,
+ 0x40030000, 0x20000, 0, 0);
+
+ ut_asserteq(lmb_is_nomap(&lmb.reserved.region[0]), 1);
+ ut_asserteq(lmb_is_nomap(&lmb.reserved.region[1]), 0);
+
+ ret = lmb_reserve_flags(&lmb, 0x40070000, 0x10000, LMB_NOMAP);
+ ut_asserteq(ret, 0);
+ ASSERT_LMB(&lmb, ram, ram_size, 3, 0x40000000, 0x30000,
+ 0x40030000, 0x20000, 0x40070000, 0x10000);
+
+ ret = lmb_reserve_flags(&lmb, 0x40050000, 0x10000, LMB_NOMAP);
+ ut_asserteq(ret, 0);
+ ASSERT_LMB(&lmb, ram, ram_size, 4, 0x40000000, 0x30000,
+ 0x40030000, 0x20000, 0x40050000, 0x10000);
+
+ /* merge with 2 adjacent regions */
+ ret = lmb_reserve_flags(&lmb, 0x40060000, 0x10000, LMB_NOMAP);
+ ut_asserteq(ret, 2);
+ ASSERT_LMB(&lmb, ram, ram_size, 3, 0x40000000, 0x30000,
+ 0x40030000, 0x20000, 0x40050000, 0x30000);
+
+ ut_asserteq(lmb_is_nomap(&lmb.reserved.region[0]), 1);
+ ut_asserteq(lmb_is_nomap(&lmb.reserved.region[1]), 0);
+ ut_asserteq(lmb_is_nomap(&lmb.reserved.region[2]), 1);
+
+ return 0;
+}
+
+DM_TEST(lib_test_lmb_flags,
+ UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
projects / platform / kernel / u-boot.git / blobdiff