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	This test can operate in all conditions now. Update the test and comments. Signed-off-by: Simon Glass <sjg@chromium.org>
		
			
				
	
	
		
			111 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			111 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0+
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| /*
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|  * Test for vbe-simple bootmeth. All start with 'vbe_simple'
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|  *
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|  * Copyright 2023 Google LLC
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|  * Written by Simon Glass <sjg@chromium.org>
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|  */
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| 
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| #include <common.h>
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| #include <bootmeth.h>
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| #include <dm.h>
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| #include <image.h>
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| #include <memalign.h>
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| #include <mmc.h>
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| #include <of_live.h>
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| #include <vbe.h>
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| #include <version_string.h>
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| #include <linux/log2.h>
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| #include <test/suites.h>
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| #include <test/ut.h>
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| #include <u-boot/crc.h>
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| #include "bootstd_common.h"
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| 
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| #define NVDATA_START_BLK	((0x400 + 0x400) / MMC_MAX_BLOCK_LEN)
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| #define VERSION_START_BLK	((0x400 + 0x800) / MMC_MAX_BLOCK_LEN)
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| #define TEST_VERSION		"U-Boot v2022.04-local2"
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| #define TEST_VERNUM		0x00010002
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| 
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| /* Basic test of reading nvdata and updating a fwupd node in the device tree */
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| static int vbe_simple_test_base(struct unit_test_state *uts)
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| {
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| 	ALLOC_CACHE_ALIGN_BUFFER(u8, buf, MMC_MAX_BLOCK_LEN);
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| 	const char *version, *bl_version;
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| 	struct event_ft_fixup fixup;
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| 	struct udevice *dev, *mmc;
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| 	struct device_node *np;
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| 	struct blk_desc *desc;
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| 	char fdt_buf[0x400];
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| 	char info[100];
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| 	int node_ofs;
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| 	ofnode node;
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| 	u32 vernum;
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| 
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| 	/* Set up the version string */
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| 	ut_assertok(uclass_get_device(UCLASS_MMC, 1, &mmc));
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| 	desc = blk_get_by_device(mmc);
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| 	ut_assertnonnull(desc);
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| 
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| 	memset(buf, '\0', MMC_MAX_BLOCK_LEN);
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| 	strcpy(buf, TEST_VERSION);
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| 	if (blk_dwrite(desc, VERSION_START_BLK, 1, buf) != 1)
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| 		return log_msg_ret("write", -EIO);
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| 
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| 	/* Set up the nvdata */
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| 	memset(buf, '\0', MMC_MAX_BLOCK_LEN);
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| 	buf[1] = ilog2(0x40) << 4 | 1;
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| 	*(u32 *)(buf + 4) = TEST_VERNUM;
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| 	buf[0] = crc8(0, buf + 1, 0x3f);
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| 	if (blk_dwrite(desc, NVDATA_START_BLK, 1, buf) != 1)
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| 		return log_msg_ret("write", -EIO);
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| 
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| 	/* Read the version back */
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| 	ut_assertok(vbe_find_by_any("firmware0", &dev));
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| 	ut_assertok(bootmeth_get_state_desc(dev, info, sizeof(info)));
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| 	ut_asserteq_str("Version: " TEST_VERSION "\nVernum: 1/2", info);
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| 
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| 	ut_assertok(fdt_create_empty_tree(fdt_buf, sizeof(fdt_buf)));
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| 	node_ofs = fdt_add_subnode(fdt_buf, 0, "chosen");
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| 	ut_assert(node_ofs > 0);
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| 
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| 	node_ofs = fdt_add_subnode(fdt_buf, node_ofs, "fwupd");
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| 	ut_assert(node_ofs > 0);
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| 
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| 	node_ofs = fdt_add_subnode(fdt_buf, node_ofs, "firmware0");
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| 	ut_assert(node_ofs > 0);
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| 
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| 	if (of_live_active()) {
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| 		ut_assertok(unflatten_device_tree(fdt_buf, &np));
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| 		fixup.tree = oftree_from_np(np);
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| 	} else {
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| 		fixup.tree = oftree_from_fdt(fdt_buf);
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| 	}
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| 
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| 	/*
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| 	 * It would be better to call image_setup_libfdt() here, but that
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| 	 * function does not allow passing an ofnode. We can pass fdt_buf but
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| 	 * when it comes to send the event, it creates an ofnode that uses the
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| 	 * control FDT, since it has no way of accessing the live tree created
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| 	 * here.
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| 	 *
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| 	 * Two fix this we need image_setup_libfdt() is updated to use ofnode
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| 	 */
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| 	ut_assertok(event_notify(EVT_FT_FIXUP, &fixup, sizeof(fixup)));
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| 
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| 	node = oftree_path(fixup.tree, "/chosen/fwupd/firmware0");
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| 
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| 	version = ofnode_read_string(node, "cur-version");
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| 	ut_assertnonnull(version);
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| 	ut_asserteq_str(TEST_VERSION, version);
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| 
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| 	ut_assertok(ofnode_read_u32(node, "cur-vernum", &vernum));
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| 	ut_asserteq(TEST_VERNUM, vernum);
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| 
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| 	bl_version = ofnode_read_string(node, "bootloader-version");
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| 	ut_assertnonnull(bl_version);
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| 	ut_asserteq_str(version_string, bl_version);
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| 
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| 	return 0;
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| }
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| BOOTSTD_TEST(vbe_simple_test_base, UT_TESTF_DM | UT_TESTF_SCAN_FDT);
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