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authorJonathan Cameron <Jonathan.Cameron@huawei.com>2024-01-26 12:16:32 +0000
committerMichael S. Tsirkin <mst@redhat.com>2024-02-14 06:09:32 -0500
commitae243dbfc45eb6d91b34d0ecb73b104a9ee0d058 (patch)
tree6bfb90ff2af268e789d53e11787a854d87fc7864 /hw/cxl/cxl-component-utils.c
parentb24a981b9f1c4767aaea815e504a2c7aeb405d72 (diff)
downloadfocaccia-qemu-ae243dbfc45eb6d91b34d0ecb73b104a9ee0d058.tar.gz
focaccia-qemu-ae243dbfc45eb6d91b34d0ecb73b104a9ee0d058.zip
hw/cxl: Update HDM Decoder capability to version 3
Part of standardizing the QEMU code on CXL r3.1.
No fuctional changes as everything added is optional and
it is set as not implemented.

Reviewed-by: Fan Ni <fan.ni@samsung.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Message-Id: <20240126121636.24611-2-Jonathan.Cameron@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/cxl/cxl-component-utils.c')
-rw-r--r--hw/cxl/cxl-component-utils.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/hw/cxl/cxl-component-utils.c b/hw/cxl/cxl-component-utils.c
index 5ddd47ed8d..a55cf5a036 100644
--- a/hw/cxl/cxl-component-utils.c
+++ b/hw/cxl/cxl-component-utils.c
@@ -243,6 +243,14 @@ static void hdm_init_common(uint32_t *reg_state, uint32_t *write_msk,
     ARRAY_FIELD_DP32(reg_state, CXL_HDM_DECODER_CAPABILITY, INTERLEAVE_4K, 1);
     ARRAY_FIELD_DP32(reg_state, CXL_HDM_DECODER_CAPABILITY,
                      POISON_ON_ERR_CAP, 0);
+    ARRAY_FIELD_DP32(reg_state, CXL_HDM_DECODER_CAPABILITY, 3_6_12_WAY, 0);
+    ARRAY_FIELD_DP32(reg_state, CXL_HDM_DECODER_CAPABILITY, 16_WAY, 0);
+    ARRAY_FIELD_DP32(reg_state, CXL_HDM_DECODER_CAPABILITY, UIO, 0);
+    ARRAY_FIELD_DP32(reg_state, CXL_HDM_DECODER_CAPABILITY,
+                     UIO_DECODER_COUNT, 0);
+    ARRAY_FIELD_DP32(reg_state, CXL_HDM_DECODER_CAPABILITY, MEMDATA_NXM_CAP, 0);
+    ARRAY_FIELD_DP32(reg_state, CXL_HDM_DECODER_CAPABILITY,
+                     SUPPORTED_COHERENCY_MODEL, 0); /* Unknown */
     ARRAY_FIELD_DP32(reg_state, CXL_HDM_DECODER_GLOBAL_CONTROL,
                      HDM_DECODER_ENABLE, 0);
     write_msk[R_CXL_HDM_DECODER_GLOBAL_CONTROL] = 0x3;
@@ -326,7 +334,7 @@ void cxl_component_register_init_common(uint32_t *reg_state,
         return;
     }
 
-    init_cap_reg(HDM, 5, 1);
+    init_cap_reg(HDM, 5, CXL_HDM_CAPABILITY_VERSION);
     hdm_init_common(reg_state, write_msk, type);
 
     if (caps < 5) {