From ab088c9345dc03698211c443fd53bf9158dd4ef0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michael=20Niew=C3=B6hner?= <foss@mniewoehner.de>
Date: Thu, 23 Sep 2021 17:04:35 +0200
Subject: [PATCH] acpi: add macros for MSR and `unsupported` register resource
 types
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These will be used in the follow-up change.

Change-Id: I4723ffaf0adff8cb5b1717600ed4d1634768e2b7
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/57887
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
---
 src/include/acpi/acpi.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/include/acpi/acpi.h b/src/include/acpi/acpi.h
index 2c9af3a56f..e35accdf78 100644
--- a/src/include/acpi/acpi.h
+++ b/src/include/acpi/acpi.h
@@ -128,6 +128,18 @@ typedef struct acpi_gen_regaddr {
 #define ACPI_ACCESS_SIZE_DWORD_ACCESS	3
 #define ACPI_ACCESS_SIZE_QWORD_ACCESS	4
 
+/* Macros for common resource types */
+#define ACPI_REG_MSR(address, offset, width) \
+	{ \
+		.space_id    = ACPI_ADDRESS_SPACE_FIXED, \
+		.access_size = ACPI_ACCESS_SIZE_QWORD_ACCESS, \
+		.addrl       = address, \
+		.bit_offset  = offset, \
+		.bit_width   = width, \
+	}
+
+#define ACPI_REG_UNSUPPORTED	{0}
+
 /* Common ACPI HIDs */
 #define ACPI_HID_FDC "PNP0700"
 #define ACPI_HID_KEYBOARD "PNP0303"