summaryrefslogtreecommitdiff
path: root/src/soc
diff options
context:
space:
mode:
authorFelix Held <felix-coreboot@felixheld.de>2023-08-08 01:41:55 +0200
committerFelix Held <felix-coreboot@felixheld.de>2023-08-09 19:09:47 +0000
commit1b39cb1ba0ac0f151f7d0bcf19f2a48ee8f65c50 (patch)
tree810445c4f24e93bd13c6fd6984cf597de3b49ae2 /src/soc
parent001bf0c7a86ef333756b6bfa6c76541c5a4a8dd4 (diff)
soc/amd/cezanne/include/data_fabric: add DF PCI config map register
PPR #56569 Rev 3.04 was used as a reference. Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: Idfac7d996c6de9ea7c6adf2760de0ad97ffb9ec0 Reviewed-on: https://review.coreboot.org/c/coreboot/+/77076 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Martin L Roth <gaumless@gmail.com> Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Diffstat (limited to 'src/soc')
-rw-r--r--src/soc/amd/cezanne/include/soc/data_fabric.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/soc/amd/cezanne/include/soc/data_fabric.h b/src/soc/amd/cezanne/include/soc/data_fabric.h
index 7787e19728..7f18b36720 100644
--- a/src/soc/amd/cezanne/include/soc/data_fabric.h
+++ b/src/soc/amd/cezanne/include/soc/data_fabric.h
@@ -8,6 +8,25 @@
#define IOMS0_FABRIC_ID 10
+#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 : 10; /* [ 4..13] */
+ uint32_t : 2; /* [14..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)