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https://github.com/AsahiLinux/u-boot
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dc3abd8006
Move header to include to allow external code to get the internal bdev structures to access block device operations. as at it, just add the UCLASS_NVMXIP string so we get the correct output in partitions listing. Signed-off-by: Rui Miguel Silva <rui.silva@linaro.org>
145 lines
4.1 KiB
C
145 lines
4.1 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Functional tests for UCLASS_FFA class
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*
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* Copyright 2023 Arm Limited and/or its affiliates <open-source-office@arm.com>
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*
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* Authors:
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* Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
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*/
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#include <common.h>
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#include <blk.h>
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#include <console.h>
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#include <dm.h>
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#include <mapmem.h>
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#include <dm/test.h>
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#include <linux/bitops.h>
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#include <test/test.h>
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#include <test/ut.h>
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#include <nvmxip.h>
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/* NVMXIP devices described in the device tree */
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#define SANDBOX_NVMXIP_DEVICES 2
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/* reference device tree data for the probed devices */
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static struct nvmxip_plat nvmqspi_refdata[SANDBOX_NVMXIP_DEVICES] = {
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{0x08000000, 9, 4096}, {0x08200000, 9, 2048}
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};
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#define NVMXIP_BLK_START_PATTERN 0x1122334455667788ULL
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#define NVMXIP_BLK_END_PATTERN 0xa1a2a3a4a5a6a7a8ULL
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/**
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* dm_nvmxip_flash_sanity() - check flash data
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* @uts: test state
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* @device_idx: the NVMXIP device index
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* @buffer: the user buffer where the blocks data is copied to
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*
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* Mode 1: When buffer is NULL, initialize the flash with pattern data at the start
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* and at the end of each block. This pattern data will be used to check data consistency
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* when verifying the data read.
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* Mode 2: When the user buffer is provided in the argument (not NULL), compare the data
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* of the start and the end of each block in the user buffer with the expected pattern data.
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* Return an error when the check fails.
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*
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* Return:
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*
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* 0 on success. Otherwise, failure
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*/
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static int dm_nvmxip_flash_sanity(struct unit_test_state *uts, u8 device_idx, void *buffer)
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{
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int i;
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u64 *ptr;
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u8 *base;
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unsigned long blksz;
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blksz = BIT(nvmqspi_refdata[device_idx].lba_shift);
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if (!buffer) {
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/* Mode 1: point at the flash start address. Pattern data will be written */
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base = map_sysmem(nvmqspi_refdata[device_idx].phys_base, 0);
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} else {
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/* Mode 2: point at the user buffer containing the data read and to be verified */
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base = buffer;
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}
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for (i = 0; i < nvmqspi_refdata[device_idx].lba ; i++) {
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ptr = (u64 *)(base + i * blksz);
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/* write an 8 bytes pattern at the start of the current block */
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if (!buffer)
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*ptr = NVMXIP_BLK_START_PATTERN;
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else
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ut_asserteq_64(NVMXIP_BLK_START_PATTERN, *ptr);
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ptr = (u64 *)((u8 *)ptr + blksz - sizeof(u64));
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/* write an 8 bytes pattern at the end of the current block */
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if (!buffer)
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*ptr = NVMXIP_BLK_END_PATTERN;
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else
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ut_asserteq_64(NVMXIP_BLK_END_PATTERN, *ptr);
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}
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if (!buffer)
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unmap_sysmem(base);
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return 0;
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}
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/**
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* dm_test_nvmxip() - check flash data
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* @uts: test state
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* Return:
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*
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* CMD_RET_SUCCESS on success. Otherwise, failure
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*/
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static int dm_test_nvmxip(struct unit_test_state *uts)
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{
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struct nvmxip_plat *plat_data = NULL;
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struct udevice *dev = NULL, *bdev = NULL;
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u8 device_idx;
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void *buffer = NULL;
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unsigned long flashsz;
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/* set the flash content first for both devices */
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dm_nvmxip_flash_sanity(uts, 0, NULL);
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dm_nvmxip_flash_sanity(uts, 1, NULL);
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/* probing all NVM XIP QSPI devices */
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for (device_idx = 0, uclass_first_device(UCLASS_NVMXIP, &dev);
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dev;
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uclass_next_device(&dev), device_idx++) {
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plat_data = dev_get_plat(dev);
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/* device tree entries checks */
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ut_assertok(nvmqspi_refdata[device_idx].phys_base != plat_data->phys_base);
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ut_assertok(nvmqspi_refdata[device_idx].lba_shift != plat_data->lba_shift);
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ut_assertok(nvmqspi_refdata[device_idx].lba != plat_data->lba);
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/* before reading all the flash blocks, let's calculate the flash size */
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flashsz = plat_data->lba << plat_data->lba_shift;
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/* allocate the user buffer where to copy the blocks data to */
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buffer = calloc(flashsz, 1);
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ut_assertok(!buffer);
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/* the block device is the child of the parent device probed with DT */
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ut_assertok(device_find_first_child(dev, &bdev));
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/* reading all the flash blocks */
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ut_asserteq(plat_data->lba, blk_read(bdev, 0, plat_data->lba, buffer));
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/* compare the data read from flash with the expected data */
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dm_nvmxip_flash_sanity(uts, device_idx, buffer);
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free(buffer);
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}
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ut_assertok(device_idx != SANDBOX_NVMXIP_DEVICES);
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return CMD_RET_SUCCESS;
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}
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DM_TEST(dm_test_nvmxip, UT_TESTF_SCAN_FDT | UT_TESTF_CONSOLE_REC);
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