mainboards: Move get_cst_entries()

Change-Id: I02cfbcb7a340bd574290e4ac486010fc4cbcd3be
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49351
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 38 insertions, 0 deletions

diff --git a/src/mainboard/apple/macbook21/cstates.c b/src/mainboard/apple/macbook21/cstates.c
new file mode 100644
index 0000000000..8f295040f7
--- /dev/null
+++ b/src/mainboard/apple/macbook21/cstates.c
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <acpi/acpigen.h>
+
+static acpi_cstate_t cst_entries[] = {
+	{
+		.ctype = 1,
+		.latency = 1,
+		.power = 1000,
+		.resource = {
+			.space_id = ACPI_ADDRESS_SPACE_FIXED,
+			.bit_width = ACPI_FFIXEDHW_VENDOR_INTEL,
+			.bit_offset = ACPI_FFIXEDHW_CLASS_MWAIT,
+			.access_size = ACPI_ACCESS_SIZE_UNDEFINED,
+			.addrl = 0,
+			.addrh = 0,
+		}
+	},
+	{
+		.ctype = 2,
+		.latency = 1,
+		.power = 500,
+		.resource = {
+			.space_id = ACPI_ADDRESS_SPACE_FIXED,
+			.bit_width = ACPI_FFIXEDHW_VENDOR_INTEL,
+			.bit_offset = ACPI_FFIXEDHW_CLASS_MWAIT,
+			.access_size = ACPI_ACCESS_SIZE_UNDEFINED,
+			.addrl = 0x10,
+			.addrh = 0,
+		}
+	},
+};
+
+int get_cst_entries(acpi_cstate_t **entries)
+{
+	*entries = cst_entries;
+	return ARRAY_SIZE(cst_entries);
+}