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([218.147.112.168]) by smtp.gmail.com with ESMTPSA id ck1-20020a17090afe0100b00262eb0d141esm10434901pjb.28.2023.09.06.00.44.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Sep 2023 00:44:59 -0700 (PDT) From: Jeuk Kim To: qemu-devel@nongnu.org Cc: jeuk20.kim@gmail.com, berrange@redhat.com, fam@euphon.net, hreitz@redhat.com, jeuk20.kim@samsung.com, k.jensen@samsung.com, kwolf@redhat.com, lvivier@redhat.com, marcandre.lureau@redhat.com, marcel.apfelbaum@gmail.com, mst@redhat.com, pbonzini@redhat.com, philmd@linaro.org, qemu-block@nongnu.org, stefanha@redhat.com, thuth@redhat.com Subject: [PATCH v10 4/4] tests/qtest: Introduce tests for UFS Date: Wed, 6 Sep 2023 16:43:51 +0900 Message-Id: <9e9207f54505e9ba30931849f949ff6f474ac333.1693980783.git.jeuk20.kim@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::1030; envelope-from=jeuk20.kim@gmail.com; helo=mail-pj1-x1030.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Jeuk Kim This patch includes the following tests Test mmio read Test ufs device initialization and ufs-lu recognition Test I/O (Performs a write followed by a read to verify) Signed-off-by: Jeuk Kim Acked-by: Thomas Huth Reviewed-by: Stefan Hajnoczi --- MAINTAINERS | 1 + tests/qtest/meson.build | 1 + tests/qtest/ufs-test.c | 587 ++++++++++++++++++++++++++++++++++++++++ 3 files changed, 589 insertions(+) create mode 100644 tests/qtest/ufs-test.c diff --git a/MAINTAINERS b/MAINTAINERS index 85cb0f261e..84af034447 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2253,6 +2253,7 @@ M: Jeuk Kim S: Supported F: hw/ufs/* F: include/block/ufs.h +F: tests/qtest/ufs-test.c megasas M: Hannes Reinecke diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build index 3afe9e9ee3..8c08604e6d 100644 --- a/tests/qtest/meson.build +++ b/tests/qtest/meson.build @@ -269,6 +269,7 @@ qos_test_ss.add( 'virtio-iommu-test.c', 'vmxnet3-test.c', 'igb-test.c', + 'ufs-test.c', ) if config_all_devices.has_key('CONFIG_VIRTIO_SERIAL') diff --git a/tests/qtest/ufs-test.c b/tests/qtest/ufs-test.c new file mode 100644 index 0000000000..ed3dbca154 --- /dev/null +++ b/tests/qtest/ufs-test.c @@ -0,0 +1,587 @@ +/* + * QTest testcase for UFS + * + * Copyright (c) 2023 Samsung Electronics Co., Ltd. All rights reserved. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include "qemu/module.h" +#include "qemu/units.h" +#include "libqtest.h" +#include "libqos/qgraph.h" +#include "libqos/pci.h" +#include "scsi/constants.h" +#include "include/block/ufs.h" + +/* Test images sizes in Bytes */ +#define TEST_IMAGE_SIZE (64 * 1024 * 1024) +/* Timeout for various operations, in seconds. */ +#define TIMEOUT_SECONDS 10 +/* Maximum PRD entry count */ +#define MAX_PRD_ENTRY_COUNT 10 +#define PRD_ENTRY_DATA_SIZE 4096 +/* Constants to build upiu */ +#define UTP_COMMAND_DESCRIPTOR_SIZE 4096 +#define UTP_RESPONSE_UPIU_OFFSET 1024 +#define UTP_PRDT_UPIU_OFFSET 2048 + +typedef struct QUfs QUfs; + +struct QUfs { + QOSGraphObject obj; + QPCIDevice dev; + QPCIBar bar; + + uint64_t utrlba; + uint64_t utmrlba; + uint64_t cmd_desc_addr; + uint64_t data_buffer_addr; + + bool enabled; +}; + +static inline uint32_t ufs_rreg(QUfs *ufs, size_t offset) +{ + return qpci_io_readl(&ufs->dev, ufs->bar, offset); +} + +static inline void ufs_wreg(QUfs *ufs, size_t offset, uint32_t value) +{ + qpci_io_writel(&ufs->dev, ufs->bar, offset, value); +} + +static void ufs_wait_for_irq(QUfs *ufs) +{ + uint64_t end_time; + uint32_t is; + /* Wait for device to reset as the linux driver does. */ + end_time = g_get_monotonic_time() + TIMEOUT_SECONDS * G_TIME_SPAN_SECOND; + do { + qtest_clock_step(ufs->dev.bus->qts, 100); + is = ufs_rreg(ufs, A_IS); + } while (is == 0 && g_get_monotonic_time() < end_time); +} + +static UtpTransferReqDesc ufs_build_req_utrd(uint64_t cmd_desc_addr, + uint8_t slot, + uint32_t data_direction, + uint16_t prd_table_length) +{ + UtpTransferReqDesc req = { 0 }; + uint64_t command_desc_base_addr = + cmd_desc_addr + slot * UTP_COMMAND_DESCRIPTOR_SIZE; + + req.header.dword_0 = + cpu_to_le32(1 << 28 | data_direction | UFS_UTP_REQ_DESC_INT_CMD); + req.header.dword_2 = cpu_to_le32(UFS_OCS_INVALID_COMMAND_STATUS); + + req.command_desc_base_addr_hi = cpu_to_le32(command_desc_base_addr >> 32); + req.command_desc_base_addr_lo = + cpu_to_le32(command_desc_base_addr & 0xffffffff); + req.response_upiu_offset = + cpu_to_le16(UTP_RESPONSE_UPIU_OFFSET / sizeof(uint32_t)); + req.response_upiu_length = cpu_to_le16(sizeof(UtpUpiuRsp)); + req.prd_table_offset = cpu_to_le16(UTP_PRDT_UPIU_OFFSET / sizeof(uint32_t)); + req.prd_table_length = cpu_to_le16(prd_table_length); + return req; +} + +static void ufs_send_nop_out(QUfs *ufs, uint8_t slot, + UtpTransferReqDesc *utrd_out, UtpUpiuRsp *rsp_out) +{ + /* Build up utp transfer request descriptor */ + UtpTransferReqDesc utrd = ufs_build_req_utrd(ufs->cmd_desc_addr, slot, + UFS_UTP_NO_DATA_TRANSFER, 0); + uint64_t utrd_addr = ufs->utrlba + slot * sizeof(UtpTransferReqDesc); + uint64_t req_upiu_addr = + ufs->cmd_desc_addr + slot * UTP_COMMAND_DESCRIPTOR_SIZE; + uint64_t rsp_upiu_addr = req_upiu_addr + UTP_RESPONSE_UPIU_OFFSET; + qtest_memwrite(ufs->dev.bus->qts, utrd_addr, &utrd, sizeof(utrd)); + + /* Build up request upiu */ + UtpUpiuReq req_upiu = { 0 }; + req_upiu.header.trans_type = UFS_UPIU_TRANSACTION_NOP_OUT; + req_upiu.header.task_tag = slot; + qtest_memwrite(ufs->dev.bus->qts, req_upiu_addr, &req_upiu, + sizeof(req_upiu)); + + /* Ring Doorbell */ + ufs_wreg(ufs, A_UTRLDBR, 1); + ufs_wait_for_irq(ufs); + g_assert_true(FIELD_EX32(ufs_rreg(ufs, A_IS), IS, UTRCS)); + ufs_wreg(ufs, A_IS, FIELD_DP32(0, IS, UTRCS, 1)); + + qtest_memread(ufs->dev.bus->qts, utrd_addr, utrd_out, sizeof(*utrd_out)); + qtest_memread(ufs->dev.bus->qts, rsp_upiu_addr, rsp_out, sizeof(*rsp_out)); +} + +static void ufs_send_query(QUfs *ufs, uint8_t slot, uint8_t query_function, + uint8_t query_opcode, uint8_t idn, uint8_t index, + UtpTransferReqDesc *utrd_out, UtpUpiuRsp *rsp_out) +{ + /* Build up utp transfer request descriptor */ + UtpTransferReqDesc utrd = ufs_build_req_utrd(ufs->cmd_desc_addr, slot, + UFS_UTP_NO_DATA_TRANSFER, 0); + uint64_t utrd_addr = ufs->utrlba + slot * sizeof(UtpTransferReqDesc); + uint64_t req_upiu_addr = + ufs->cmd_desc_addr + slot * UTP_COMMAND_DESCRIPTOR_SIZE; + uint64_t rsp_upiu_addr = req_upiu_addr + UTP_RESPONSE_UPIU_OFFSET; + qtest_memwrite(ufs->dev.bus->qts, utrd_addr, &utrd, sizeof(utrd)); + + /* Build up request upiu */ + UtpUpiuReq req_upiu = { 0 }; + req_upiu.header.trans_type = UFS_UPIU_TRANSACTION_QUERY_REQ; + req_upiu.header.query_func = query_function; + req_upiu.header.task_tag = slot; + /* + * QEMU UFS does not currently support Write descriptor and Write attribute, + * so the value of data_segment_length is always 0. + */ + req_upiu.header.data_segment_length = 0; + req_upiu.qr.opcode = query_opcode; + req_upiu.qr.idn = idn; + req_upiu.qr.index = index; + qtest_memwrite(ufs->dev.bus->qts, req_upiu_addr, &req_upiu, + sizeof(req_upiu)); + + /* Ring Doorbell */ + ufs_wreg(ufs, A_UTRLDBR, 1); + ufs_wait_for_irq(ufs); + g_assert_true(FIELD_EX32(ufs_rreg(ufs, A_IS), IS, UTRCS)); + ufs_wreg(ufs, A_IS, FIELD_DP32(0, IS, UTRCS, 1)); + + qtest_memread(ufs->dev.bus->qts, utrd_addr, utrd_out, sizeof(*utrd_out)); + qtest_memread(ufs->dev.bus->qts, rsp_upiu_addr, rsp_out, sizeof(*rsp_out)); +} + +static void ufs_send_scsi_command(QUfs *ufs, uint8_t slot, uint8_t lun, + const uint8_t *cdb, const uint8_t *data_in, + size_t data_in_len, uint8_t *data_out, + size_t data_out_len, + UtpTransferReqDesc *utrd_out, + UtpUpiuRsp *rsp_out) + +{ + /* Build up PRDT */ + UfshcdSgEntry entries[MAX_PRD_ENTRY_COUNT] = { + 0, + }; + uint8_t flags; + uint16_t prd_table_length, i; + uint32_t data_direction, data_len; + uint64_t req_upiu_addr = + ufs->cmd_desc_addr + slot * UTP_COMMAND_DESCRIPTOR_SIZE; + uint64_t prdt_addr = req_upiu_addr + UTP_PRDT_UPIU_OFFSET; + + g_assert_true(data_in_len < MAX_PRD_ENTRY_COUNT * PRD_ENTRY_DATA_SIZE); + g_assert_true(data_out_len < MAX_PRD_ENTRY_COUNT * PRD_ENTRY_DATA_SIZE); + if (data_in_len > 0) { + g_assert_nonnull(data_in); + data_direction = UFS_UTP_HOST_TO_DEVICE; + data_len = data_in_len; + flags = UFS_UPIU_CMD_FLAGS_WRITE; + } else if (data_out_len > 0) { + g_assert_nonnull(data_out); + data_direction = UFS_UTP_DEVICE_TO_HOST; + data_len = data_out_len; + flags = UFS_UPIU_CMD_FLAGS_READ; + } else { + data_direction = UFS_UTP_NO_DATA_TRANSFER; + data_len = 0; + flags = UFS_UPIU_CMD_FLAGS_NONE; + } + prd_table_length = DIV_ROUND_UP(data_len, PRD_ENTRY_DATA_SIZE); + + qtest_memset(ufs->dev.bus->qts, ufs->data_buffer_addr, 0, + MAX_PRD_ENTRY_COUNT * PRD_ENTRY_DATA_SIZE); + if (data_in_len) { + qtest_memwrite(ufs->dev.bus->qts, ufs->data_buffer_addr, data_in, + data_in_len); + } + + for (i = 0; i < prd_table_length; i++) { + entries[i].addr = + cpu_to_le64(ufs->data_buffer_addr + i * sizeof(UfshcdSgEntry)); + if (i + 1 != prd_table_length) { + entries[i].size = cpu_to_le32(PRD_ENTRY_DATA_SIZE - 1); + } else { + entries[i].size = cpu_to_le32( + data_len - (PRD_ENTRY_DATA_SIZE * (prd_table_length - 1)) - 1); + } + } + qtest_memwrite(ufs->dev.bus->qts, prdt_addr, entries, + prd_table_length * sizeof(UfshcdSgEntry)); + + /* Build up utp transfer request descriptor */ + UtpTransferReqDesc utrd = ufs_build_req_utrd( + ufs->cmd_desc_addr, slot, data_direction, prd_table_length); + uint64_t utrd_addr = ufs->utrlba + slot * sizeof(UtpTransferReqDesc); + uint64_t rsp_upiu_addr = req_upiu_addr + UTP_RESPONSE_UPIU_OFFSET; + qtest_memwrite(ufs->dev.bus->qts, utrd_addr, &utrd, sizeof(utrd)); + + /* Build up request upiu */ + UtpUpiuReq req_upiu = { 0 }; + req_upiu.header.trans_type = UFS_UPIU_TRANSACTION_COMMAND; + req_upiu.header.flags = flags; + req_upiu.header.lun = lun; + req_upiu.header.task_tag = slot; + req_upiu.sc.exp_data_transfer_len = cpu_to_be32(data_len); + memcpy(req_upiu.sc.cdb, cdb, UFS_CDB_SIZE); + qtest_memwrite(ufs->dev.bus->qts, req_upiu_addr, &req_upiu, + sizeof(req_upiu)); + + /* Ring Doorbell */ + ufs_wreg(ufs, A_UTRLDBR, 1); + ufs_wait_for_irq(ufs); + g_assert_true(FIELD_EX32(ufs_rreg(ufs, A_IS), IS, UTRCS)); + ufs_wreg(ufs, A_IS, FIELD_DP32(0, IS, UTRCS, 1)); + + qtest_memread(ufs->dev.bus->qts, utrd_addr, utrd_out, sizeof(*utrd_out)); + qtest_memread(ufs->dev.bus->qts, rsp_upiu_addr, rsp_out, sizeof(*rsp_out)); + if (data_out_len) { + qtest_memread(ufs->dev.bus->qts, ufs->data_buffer_addr, data_out, + data_out_len); + } +} + +/** + * Initialize Ufs host controller and logical unit. + * After running this function, you can make a transfer request to the UFS. + */ +static void ufs_init(QUfs *ufs, QGuestAllocator *alloc) +{ + uint64_t end_time; + uint32_t nutrs, nutmrs; + uint32_t hcs, is, ucmdarg2, cap; + uint32_t hce = 0, ie = 0; + UtpTransferReqDesc utrd; + UtpUpiuRsp rsp_upiu; + + ufs->bar = qpci_iomap(&ufs->dev, 0, NULL); + qpci_device_enable(&ufs->dev); + + /* Start host controller initialization */ + hce = FIELD_DP32(hce, HCE, HCE, 1); + ufs_wreg(ufs, A_HCE, hce); + + /* Wait for device to reset */ + end_time = g_get_monotonic_time() + TIMEOUT_SECONDS * G_TIME_SPAN_SECOND; + do { + qtest_clock_step(ufs->dev.bus->qts, 100); + hce = FIELD_EX32(ufs_rreg(ufs, A_HCE), HCE, HCE); + } while (hce == 0 && g_get_monotonic_time() < end_time); + g_assert_cmpuint(hce, ==, 1); + + /* Enable interrupt */ + ie = FIELD_DP32(ie, IE, UCCE, 1); + ie = FIELD_DP32(ie, IE, UHESE, 1); + ie = FIELD_DP32(ie, IE, UHXSE, 1); + ie = FIELD_DP32(ie, IE, UPMSE, 1); + ufs_wreg(ufs, A_IE, ie); + + /* Send DME_LINK_STARTUP uic command */ + hcs = ufs_rreg(ufs, A_HCS); + g_assert_true(FIELD_EX32(hcs, HCS, UCRDY)); + + ufs_wreg(ufs, A_UCMDARG1, 0); + ufs_wreg(ufs, A_UCMDARG2, 0); + ufs_wreg(ufs, A_UCMDARG3, 0); + ufs_wreg(ufs, A_UICCMD, UFS_UIC_CMD_DME_LINK_STARTUP); + + is = ufs_rreg(ufs, A_IS); + g_assert_true(FIELD_EX32(is, IS, UCCS)); + ufs_wreg(ufs, A_IS, FIELD_DP32(0, IS, UCCS, 1)); + + ucmdarg2 = ufs_rreg(ufs, A_UCMDARG2); + g_assert_cmpuint(ucmdarg2, ==, 0); + is = ufs_rreg(ufs, A_IS); + g_assert_cmpuint(is, ==, 0); + hcs = ufs_rreg(ufs, A_HCS); + g_assert_true(FIELD_EX32(hcs, HCS, DP)); + g_assert_true(FIELD_EX32(hcs, HCS, UTRLRDY)); + g_assert_true(FIELD_EX32(hcs, HCS, UTMRLRDY)); + g_assert_true(FIELD_EX32(hcs, HCS, UCRDY)); + + /* Enable all interrupt functions */ + ie = FIELD_DP32(ie, IE, UTRCE, 1); + ie = FIELD_DP32(ie, IE, UEE, 1); + ie = FIELD_DP32(ie, IE, UPMSE, 1); + ie = FIELD_DP32(ie, IE, UHXSE, 1); + ie = FIELD_DP32(ie, IE, UHESE, 1); + ie = FIELD_DP32(ie, IE, UTMRCE, 1); + ie = FIELD_DP32(ie, IE, UCCE, 1); + ie = FIELD_DP32(ie, IE, DFEE, 1); + ie = FIELD_DP32(ie, IE, HCFEE, 1); + ie = FIELD_DP32(ie, IE, SBFEE, 1); + ie = FIELD_DP32(ie, IE, CEFEE, 1); + ufs_wreg(ufs, A_IE, ie); + ufs_wreg(ufs, A_UTRIACR, 0); + + /* Enable tranfer request and task management request */ + cap = ufs_rreg(ufs, A_CAP); + nutrs = FIELD_EX32(cap, CAP, NUTRS) + 1; + nutmrs = FIELD_EX32(cap, CAP, NUTMRS) + 1; + ufs->cmd_desc_addr = + guest_alloc(alloc, nutrs * UTP_COMMAND_DESCRIPTOR_SIZE); + ufs->data_buffer_addr = + guest_alloc(alloc, MAX_PRD_ENTRY_COUNT * PRD_ENTRY_DATA_SIZE); + ufs->utrlba = guest_alloc(alloc, nutrs * sizeof(UtpTransferReqDesc)); + ufs->utmrlba = guest_alloc(alloc, nutmrs * sizeof(UtpTaskReqDesc)); + + ufs_wreg(ufs, A_UTRLBA, ufs->utrlba & 0xffffffff); + ufs_wreg(ufs, A_UTRLBAU, ufs->utrlba >> 32); + ufs_wreg(ufs, A_UTMRLBA, ufs->utmrlba & 0xffffffff); + ufs_wreg(ufs, A_UTMRLBAU, ufs->utmrlba >> 32); + ufs_wreg(ufs, A_UTRLRSR, 1); + ufs_wreg(ufs, A_UTMRLRSR, 1); + + /* Send nop out to test transfer request */ + ufs_send_nop_out(ufs, 0, &utrd, &rsp_upiu); + g_assert_cmpuint(le32_to_cpu(utrd.header.dword_2), ==, UFS_OCS_SUCCESS); + + /* Set fDeviceInit flag via query request */ + ufs_send_query(ufs, 0, UFS_UPIU_QUERY_FUNC_STANDARD_WRITE_REQUEST, + UFS_UPIU_QUERY_OPCODE_SET_FLAG, + UFS_QUERY_FLAG_IDN_FDEVICEINIT, 0, &utrd, &rsp_upiu); + g_assert_cmpuint(le32_to_cpu(utrd.header.dword_2), ==, UFS_OCS_SUCCESS); + + /* Wait for device to reset */ + end_time = g_get_monotonic_time() + TIMEOUT_SECONDS * G_TIME_SPAN_SECOND; + do { + qtest_clock_step(ufs->dev.bus->qts, 100); + ufs_send_query(ufs, 0, UFS_UPIU_QUERY_FUNC_STANDARD_READ_REQUEST, + UFS_UPIU_QUERY_OPCODE_READ_FLAG, + UFS_QUERY_FLAG_IDN_FDEVICEINIT, 0, &utrd, &rsp_upiu); + } while (be32_to_cpu(rsp_upiu.qr.value) != 0 && + g_get_monotonic_time() < end_time); + g_assert_cmpuint(be32_to_cpu(rsp_upiu.qr.value), ==, 0); + + ufs->enabled = true; +} + +static void ufs_exit(QUfs *ufs, QGuestAllocator *alloc) +{ + if (ufs->enabled) { + guest_free(alloc, ufs->utrlba); + guest_free(alloc, ufs->utmrlba); + guest_free(alloc, ufs->cmd_desc_addr); + guest_free(alloc, ufs->data_buffer_addr); + } + + qpci_iounmap(&ufs->dev, ufs->bar); +} + +static void *ufs_get_driver(void *obj, const char *interface) +{ + QUfs *ufs = obj; + + if (!g_strcmp0(interface, "pci-device")) { + return &ufs->dev; + } + + fprintf(stderr, "%s not present in ufs\n", interface); + g_assert_not_reached(); +} + +static void *ufs_create(void *pci_bus, QGuestAllocator *alloc, void *addr) +{ + QUfs *ufs = g_new0(QUfs, 1); + QPCIBus *bus = pci_bus; + + qpci_device_init(&ufs->dev, bus, addr); + ufs->obj.get_driver = ufs_get_driver; + + return &ufs->obj; +} + +static void ufstest_reg_read(void *obj, void *data, QGuestAllocator *alloc) +{ + QUfs *ufs = obj; + uint32_t cap; + + ufs->bar = qpci_iomap(&ufs->dev, 0, NULL); + qpci_device_enable(&ufs->dev); + + cap = ufs_rreg(ufs, A_CAP); + g_assert_cmpuint(FIELD_EX32(cap, CAP, NUTRS), ==, 31); + g_assert_cmpuint(FIELD_EX32(cap, CAP, NUTMRS), ==, 7); + g_assert_cmpuint(FIELD_EX32(cap, CAP, 64AS), ==, 1); + + qpci_iounmap(&ufs->dev, ufs->bar); +} + +static void ufstest_init(void *obj, void *data, QGuestAllocator *alloc) +{ + QUfs *ufs = obj; + + uint8_t buf[4096] = { 0 }; + const uint8_t report_luns_cdb[UFS_CDB_SIZE] = { + /* allocation length 4096 */ + REPORT_LUNS, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x00, 0x00, 0x00 + }; + const uint8_t test_unit_ready_cdb[UFS_CDB_SIZE] = { + TEST_UNIT_READY, + }; + UtpTransferReqDesc utrd; + UtpUpiuRsp rsp_upiu; + + ufs_init(ufs, alloc); + + /* Check REPORT_LUNS */ + ufs_send_scsi_command(ufs, 0, 0, report_luns_cdb, NULL, 0, buf, sizeof(buf), + &utrd, &rsp_upiu); + g_assert_cmpuint(le32_to_cpu(utrd.header.dword_2), ==, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.scsi_status, ==, GOOD); + /* LUN LIST LENGTH should be 8, in big endian */ + g_assert_cmpuint(buf[3], ==, 8); + /* There is one logical unit whose lun is 0 */ + g_assert_cmpuint(buf[9], ==, 0); + + /* Check TEST_UNIT_READY */ + ufs_send_scsi_command(ufs, 0, 0, test_unit_ready_cdb, NULL, 0, NULL, 0, + &utrd, &rsp_upiu); + g_assert_cmpuint(le32_to_cpu(utrd.header.dword_2), ==, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.scsi_status, ==, GOOD); + + ufs_exit(ufs, alloc); +} + +static void ufstest_read_write(void *obj, void *data, QGuestAllocator *alloc) +{ + QUfs *ufs = obj; + uint8_t read_buf[4096] = { 0 }; + uint8_t write_buf[4096] = { 0 }; + const uint8_t read_capacity_cdb[UFS_CDB_SIZE] = { + /* allocation length 4096 */ + SERVICE_ACTION_IN_16, + SAI_READ_CAPACITY_16, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x10, + 0x00, + 0x00, + 0x00 + }; + const uint8_t read_cdb[UFS_CDB_SIZE] = { + /* READ(10) to LBA 0, transfer length 1 */ + READ_10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00 + }; + const uint8_t write_cdb[UFS_CDB_SIZE] = { + /* WRITE(10) to LBA 0, transfer length 1 */ + WRITE_10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00 + }; + uint32_t block_size; + UtpTransferReqDesc utrd; + UtpUpiuRsp rsp_upiu; + + ufs_init(ufs, alloc); + + /* Read capacity */ + ufs_send_scsi_command(ufs, 0, 1, read_capacity_cdb, NULL, 0, read_buf, + sizeof(read_buf), &utrd, &rsp_upiu); + g_assert_cmpuint(le32_to_cpu(utrd.header.dword_2), ==, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.scsi_status, ==, + UFS_COMMAND_RESULT_SUCESS); + block_size = ldl_be_p(&read_buf[8]); + g_assert_cmpuint(block_size, ==, 4096); + + /* Write data */ + memset(write_buf, rand() % 255 + 1, block_size); + ufs_send_scsi_command(ufs, 0, 1, write_cdb, write_buf, block_size, NULL, 0, + &utrd, &rsp_upiu); + g_assert_cmpuint(le32_to_cpu(utrd.header.dword_2), ==, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.scsi_status, ==, + UFS_COMMAND_RESULT_SUCESS); + + /* Read data and verify */ + ufs_send_scsi_command(ufs, 0, 1, read_cdb, NULL, 0, read_buf, block_size, + &utrd, &rsp_upiu); + g_assert_cmpuint(le32_to_cpu(utrd.header.dword_2), ==, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.scsi_status, ==, + UFS_COMMAND_RESULT_SUCESS); + g_assert_cmpint(memcmp(read_buf, write_buf, block_size), ==, 0); + + ufs_exit(ufs, alloc); +} + +static void drive_destroy(void *path) +{ + unlink(path); + g_free(path); + qos_invalidate_command_line(); +} + +static char *drive_create(void) +{ + int fd, ret; + char *t_path; + + /* Create a temporary raw image */ + fd = g_file_open_tmp("qtest-ufs.XXXXXX", &t_path, NULL); + g_assert_cmpint(fd, >=, 0); + ret = ftruncate(fd, TEST_IMAGE_SIZE); + g_assert_cmpint(ret, ==, 0); + close(fd); + + g_test_queue_destroy(drive_destroy, t_path); + return t_path; +} + +static void *ufs_blk_test_setup(GString *cmd_line, void *arg) +{ + char *tmp_path = drive_create(); + + g_string_append_printf(cmd_line, + " -blockdev file,filename=%s,node-name=drv1 " + "-device ufs-lu,bus=ufs0,drive=drv1,lun=1 ", + tmp_path); + + return arg; +} + +static void ufs_register_nodes(void) +{ + const char *arch; + QOSGraphEdgeOptions edge_opts = { + .before_cmd_line = "-blockdev null-co,node-name=drv0,read-zeroes=on", + .after_cmd_line = "-device ufs-lu,bus=ufs0,drive=drv0,lun=0", + .extra_device_opts = "addr=04.0,id=ufs0,nutrs=32,nutmrs=8" + }; + + QOSGraphTestOptions io_test_opts = { + .before = ufs_blk_test_setup, + }; + + add_qpci_address(&edge_opts, &(QPCIAddress){ .devfn = QPCI_DEVFN(4, 0) }); + + qos_node_create_driver("ufs", ufs_create); + qos_node_consumes("ufs", "pci-bus", &edge_opts); + qos_node_produces("ufs", "pci-device"); + + qos_add_test("reg-read", "ufs", ufstest_reg_read, NULL); + + /* + * Check architecture + * TODO: Enable ufs io tests for ppc64 + */ + arch = qtest_get_arch(); + if (!strcmp(arch, "ppc64")) { + g_test_message("Skipping ufs io tests for ppc64"); + return; + } + qos_add_test("init", "ufs", ufstest_init, NULL); + qos_add_test("read-write", "ufs", ufstest_read_write, &io_test_opts); +} + +libqos_init(ufs_register_nodes);