struct ne_phys_regions_test {
u64 paddr;
u64 size; int expect_rc; unsignedlong expect_num;
u64 expect_last_paddr;
u64 expect_last_size;
} phys_regions_test_cases[] = { /* * Add the region from 0x1000 to (0x1000 + 0x200000 - 1): * Expected result: * Failed, start address is not 2M-aligned * * Now the instance of struct ne_phys_contig_mem_regions is: * num = 0 * regions = {}
*/
{0x1000, 0x200000, -EINVAL, 0, INVALID_VALUE, INVALID_VALUE},
/* * Add the region from 0x200000 to (0x200000 + 0x1000 - 1): * Expected result: * Failed, size is not 2M-aligned * * Now the instance of struct ne_phys_contig_mem_regions is: * num = 0 * regions = {}
*/
{0x200000, 0x1000, -EINVAL, 0, INVALID_VALUE, INVALID_VALUE},
/* * Add the region from 0x200000 to (0x200000 + 0x200000 - 1): * Expected result: * Successful * * Now the instance of struct ne_phys_contig_mem_regions is: * num = 1 * regions = { * {start=0x200000, end=0x3fffff}, // len=0x200000 * }
*/
{0x200000, 0x200000, 0, 1, 0x200000, 0x200000},
/* * Add the region from 0x0 to (0x0 + 0x200000 - 1): * Expected result: * Successful * * Now the instance of struct ne_phys_contig_mem_regions is: * num = 2 * regions = { * {start=0x200000, end=0x3fffff}, // len=0x200000 * {start=0x0, end=0x1fffff}, // len=0x200000 * }
*/
{0x0, 0x200000, 0, 2, 0x0, 0x200000},
/* * Add the region from 0x600000 to (0x600000 + 0x400000 - 1): * Expected result: * Successful * * Now the instance of struct ne_phys_contig_mem_regions is: * num = 3 * regions = { * {start=0x200000, end=0x3fffff}, // len=0x200000 * {start=0x0, end=0x1fffff}, // len=0x200000 * {start=0x600000, end=0x9fffff}, // len=0x400000 * }
*/
{0x600000, 0x400000, 0, 3, 0x600000, 0x400000},
/* * Add the region from 0xa00000 to (0xa00000 + 0x400000 - 1): * Expected result: * Successful, merging case! * * Now the instance of struct ne_phys_contig_mem_regions is: * num = 3 * regions = { * {start=0x200000, end=0x3fffff}, // len=0x200000 * {start=0x0, end=0x1fffff}, // len=0x200000 * {start=0x600000, end=0xdfffff}, // len=0x800000 * }
*/
{0xa00000, 0x400000, 0, 3, 0x600000, 0x800000},
/* * Add the region from 0x1000 to (0x1000 + 0x200000 - 1): * Expected result: * Failed, start address is not 2M-aligned * * Now the instance of struct ne_phys_contig_mem_regions is: * num = 3 * regions = { * {start=0x200000, end=0x3fffff}, // len=0x200000 * {start=0x0, end=0x1fffff}, // len=0x200000 * {start=0x600000, end=0xdfffff}, // len=0x800000 * }
*/
{0x1000, 0x200000, -EINVAL, 3, 0x600000, 0x800000},
};
staticvoid ne_misc_dev_test_merge_phys_contig_memory_regions(struct kunit *test)
{ struct ne_phys_contig_mem_regions phys_contig_mem_regions = {}; int rc = 0; int i = 0;
for (i = 0; i < ARRAY_SIZE(phys_regions_test_cases); i++) { struct ne_phys_regions_test *test_case = &phys_regions_test_cases[i]; unsignedlong num = 0;
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