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UT/nvme_pcie: test for nvme_pcie_ctrlr_map_io_pmr

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Signed-off-by: KanKuo <kuox.kan@intel.com>
Change-Id: Iec9f5b4dc42a5a707b50f7b12226e0ea0c7eb39d
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/10463
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: wanghailiang <hailiangx.e.wang@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@nvidia.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
KanKuo 2022-10-28 10:33:43 +08:00 committed by Tomasz Zawadzki
parent e51dde79b8
commit aba9c09c0b
1 changed files with 81 additions and 0 deletions
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81
test/unit/lib/nvme/nvme_pcie.c/nvme_pcie_ut.c
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@ -1004,6 +1004,86 @@ test_nvme_pcie_ctrlr_config_pmr(void)
CU_ASSERT(rc == -EINVAL);
}
static void
map_io_pmr_init(struct nvme_pcie_ctrlr *pctrlr, union spdk_nvme_pmrcap_register *pmrcap)
{
pmrcap->raw = 0;
pmrcap->bits.rds = 1;
pmrcap->bits.wds = 1;
nvme_pcie_ctrlr_set_reg_4(&pctrlr->ctrlr, offsetof(struct spdk_nvme_registers, pmrcap.raw),
pmrcap->raw);
pctrlr->regs->cap.bits.pmrs = 1;
pctrlr->pmr.mem_register_size = 0;
pctrlr->pmr.mem_register_addr = NULL;
pctrlr->pmr.bar_va = (void *)0x7F7C00E30000;
pctrlr->pmr.size = (1 << 22) * 128;
}
static void
test_nvme_pcie_ctrlr_map_io_pmr(void)
{
struct nvme_pcie_ctrlr pctrlr = {};
struct spdk_nvme_ctrlr *ctrlr;
volatile struct spdk_nvme_registers regs = {};
union spdk_nvme_pmrcap_register pmrcap;
void *mem_reg_addr = NULL;
size_t rt_size = 0;
ctrlr = &pctrlr.ctrlr;
pctrlr.regs = &regs;
/* PMR is not supported by the controller */
map_io_pmr_init(&pctrlr, &pmrcap);
regs.cap.bits.pmrs = 0;
mem_reg_addr = nvme_pcie_ctrlr_map_io_pmr(ctrlr, &rt_size);
CU_ASSERT(mem_reg_addr == NULL);
/* mem_register_addr not NULL. */
map_io_pmr_init(&pctrlr, &pmrcap);
pctrlr.pmr.mem_register_addr = (void *)0xDEADBEEF;
pctrlr.pmr.mem_register_size = 1024;
mem_reg_addr = nvme_pcie_ctrlr_map_io_pmr(ctrlr, &rt_size);
CU_ASSERT(rt_size == 1024);
CU_ASSERT(mem_reg_addr == (void *)0xDEADBEEF);
/* PMR not available */
map_io_pmr_init(&pctrlr, &pmrcap);
pctrlr.pmr.bar_va = NULL;
pctrlr.pmr.mem_register_addr = NULL;
mem_reg_addr = nvme_pcie_ctrlr_map_io_pmr(ctrlr, &rt_size);
CU_ASSERT(mem_reg_addr == NULL);
CU_ASSERT(rt_size == 0);
/* WDS / RDS is not supported */
map_io_pmr_init(&pctrlr, &pmrcap);
pmrcap.bits.rds = 0;
pmrcap.bits.wds = 0;
nvme_pcie_ctrlr_set_reg_4(&pctrlr.ctrlr, offsetof(struct spdk_nvme_registers, pmrcap.raw),
pmrcap.raw);
mem_reg_addr = nvme_pcie_ctrlr_map_io_pmr(ctrlr, &rt_size);
CU_ASSERT(mem_reg_addr == NULL);
CU_ASSERT(rt_size == 0);
/* PMR is less than 4MiB in size then abort PMR mapping */
map_io_pmr_init(&pctrlr, &pmrcap);
pctrlr.pmr.size = (1ULL << 20);
mem_reg_addr = nvme_pcie_ctrlr_map_io_pmr(ctrlr, &rt_size);
CU_ASSERT(mem_reg_addr == NULL);
CU_ASSERT(rt_size == 0);
/* All parameters success */
map_io_pmr_init(&pctrlr, &pmrcap);
mem_reg_addr = nvme_pcie_ctrlr_map_io_pmr(ctrlr, &rt_size);
CU_ASSERT(mem_reg_addr == (void *)0x7F7C01000000);
CU_ASSERT(rt_size == 0x1FE00000);
}
int
main(int argc, char **argv)
{
@ -1027,6 +1107,7 @@ main(int argc, char **argv)
CU_ADD_TEST(suite, test_nvme_pcie_ctrlr_map_io_cmb);
CU_ADD_TEST(suite, test_nvme_pcie_ctrlr_map_unmap_pmr);
CU_ADD_TEST(suite, test_nvme_pcie_ctrlr_config_pmr);
CU_ADD_TEST(suite, test_nvme_pcie_ctrlr_map_io_pmr);
CU_basic_set_mode(CU_BRM_VERBOSE);
CU_basic_run_tests();