/*
 * Some or all of this work - Copyright (c) 2006 - 2016, Intel Corp.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of Intel Corporation nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
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 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 */

/*
 * Bug 283:
 *
 * SUMMARY: When the Object parameter of Load is a Field the checksum
 *          of the supplied SSDT should be verified
 */

Device (D283) {

	Name(BUF0, Buffer() {
		0x53,0x53,0x44,0x54,0x34,0x00,0x00,0x00,  /* 00000000    "SSDT4..." */
		0x02,0xEB,0x49,0x6E,0x74,0x65,0x6C,0x00,  /* 00000008    "..Intel." */
		0x4D,0x61,0x6E,0x79,0x00,0x00,0x00,0x00,  /* 00000010    "Many...." */
		0x01,0x00,0x00,0x00,0x49,0x4E,0x54,0x4C,  /* 00000018    "....INTL" */
		0x08,0x12,0x06,0x20,0x14,0x0F,0x5C,0x53,  /* 00000020    "... ..\S" */
		0x53,0x30,0x30,0x00,0xA4,0x0D,0x5C,0x53,  /* 00000028    "S00...\S" */
		0x53,0x30,0x30,0x00,
	})

	OperationRegion (IST0, SystemMemory, 0, 0x34)

	Field(IST0, ByteAcc, NoLock, Preserve) {
		RFU0, 0x1a0,
	}

	Field(IST0, ByteAcc, NoLock, Preserve) {
		SIG, 32,
		LENG, 32,
		REV, 8,
		SUM, 8,
	}

	Method(TST0,, Serialized)
	{
		Name(HI0, 0)

		Store(BUF0, RFU0)

		// Spoil the CheckSum
		Store(Add(SUM, 1), SUM)

		// "Incorrect checksum" ACPI warning is expected
		Load(RFU0, HI0)

		CH03("", 0, 0x001, 0, 0)

		UnLoad(HI0)

		CH03("", 0, 0x002, 0, 0)
	}
}

Method(m283)
{
	\D283.TST0()
}
