From f5df69d1ae1a5be600cde5708318e49ba33da1ee Mon Sep 17 00:00:00 2001
From: Fred Reitberger <reitbergerfred@gmail.com>
Date: Mon, 31 Oct 2022 15:51:02 -0400
Subject: [PATCH] soc/amd/cezanne/data_fabric: Add register bitslice struct

Add structs to define the data_fabric register bitfields.

Signed-off-by: Fred Reitberger <reitbergerfred@gmail.com>
Change-Id: Ib5045812fb05eb8c3fb818d807e34decf69c6fff
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69068
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
---
 src/soc/amd/cezanne/include/soc/data_fabric.h | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/src/soc/amd/cezanne/include/soc/data_fabric.h b/src/soc/amd/cezanne/include/soc/data_fabric.h
index 1808df3044..0a89971198 100644
--- a/src/soc/amd/cezanne/include/soc/data_fabric.h
+++ b/src/soc/amd/cezanne/include/soc/data_fabric.h
@@ -12,4 +12,31 @@
 
 #define NUM_NB_MMIO_REGS		8
 
+union df_mmio_control {
+	struct {
+		uint32_t re        :  1; /* [ 0.. 0] */
+		uint32_t we        :  1; /* [ 1.. 1] */
+		uint32_t           :  2; /* [ 3.. 2] */
+		uint32_t fabric_id : 10; /* [13.. 4] */
+		uint32_t           :  2; /* [15..14] */
+		uint32_t np        :  1; /* [16..16] */
+		uint32_t           : 15; /* [31..17] */
+	};
+	uint32_t raw;
+};
+
+union df_ficaa {
+	struct {
+		uint32_t cfg_inst_acc_en : 1; /* [ 0.. 0] */
+		uint32_t                 : 1; /* [ 1.. 1] */
+		uint32_t reg_num         : 9; /* [10.. 2] */
+		uint32_t func_num        : 3; /* [13..11] */
+		uint32_t b64_en          : 1; /* [14..14] */
+		uint32_t                 : 1; /* [15..15] */
+		uint32_t inst_id         : 8; /* [23..16] */
+		uint32_t                 : 8; /* [31..24] */
+	};
+	uint32_t raw;
+};
+
 #endif /* AMD_CEZANNE_DATA_FABRIC_H */