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-rw-r--r--src/soc/amd/mendocino/include/soc/data_fabric.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/soc/amd/mendocino/include/soc/data_fabric.h b/src/soc/amd/mendocino/include/soc/data_fabric.h
index 78d926bc3f..1311412157 100644
--- a/src/soc/amd/mendocino/include/soc/data_fabric.h
+++ b/src/soc/amd/mendocino/include/soc/data_fabric.h
@@ -8,6 +8,25 @@
#define IOMS0_FABRIC_ID 9
+#define DF_PCI_CFG_MAP0 DF_REG_ID(0, 0xa0)
+
+#define DF_PCI_CFG_MAP_COUNT 8
+
+#define DF_PCI_CFG_MAP(reg) (DF_PCI_CFG_MAP0 + (reg) * sizeof(uint32_t))
+
+union df_pci_cfg_map {
+ struct {
+ uint32_t re : 1; /* [ 0.. 0] */
+ uint32_t we : 1; /* [ 1.. 1] */
+ uint32_t : 2; /* [ 2.. 3] */
+ uint32_t dst_fabric_id : 4; /* [ 4.. 7] */
+ uint32_t : 8; /* [ 8..15] */
+ uint32_t bus_num_base : 8; /* [16..23] */
+ uint32_t bus_num_limit : 8; /* [24..31] */
+ };
+ uint32_t raw;
+};
+
#define DF_IO_BASE0 DF_REG_ID(0, 0xc0)
#define DF_IO_LIMIT0 DF_REG_ID(0, 0xc4)