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hw/cxl: Update mailbox status registers.

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Whilst the reported version was 1 so there should be no changes,
a couple of fields (where the value 0 was valid) were not
defined. Make those explicit and update references to be based
on CXL r3.1.

Reviewed-by: Fan Ni <fan.ni@samsung.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Message-Id: <20240126121636.24611-5-Jonathan.Cameron@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Jonathan Cameron 2024-01-26 12:16:35 +00:00 • committed by Michael S. Tsirkin
parent a185ff05fe
commit 202f651469
2 changed files with 15 additions and 8 deletions
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6
hw/cxl/cxl-device-utils.c
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@ -366,6 +366,10 @@ static void mailbox_reg_init_common(CXLDeviceState *cxl_dstate)
ARRAY_FIELD_DP32(cxl_dstate->mbox_reg_state32, CXL_DEV_MAILBOX_CAP,
MSI_N, msi_n);
cxl_dstate->mbox_msi_n = msi_n;
ARRAY_FIELD_DP32(cxl_dstate->mbox_reg_state32, CXL_DEV_MAILBOX_CAP,
MBOX_READY_TIME, 0); /* Not reported */
ARRAY_FIELD_DP32(cxl_dstate->mbox_reg_state32, CXL_DEV_MAILBOX_CAP,
TYPE, 0); /* Inferred from class code */
}
static void memdev_reg_init_common(CXLDeviceState *cxl_dstate)
@ -392,7 +396,7 @@ void cxl_device_register_init_t3(CXLType3Dev *ct3d)
cxl_device_cap_init(cxl_dstate, DEVICE_STATUS, 1, 2);
device_reg_init_common(cxl_dstate);
cxl_device_cap_init(cxl_dstate, MAILBOX, 2, 1);
cxl_device_cap_init(cxl_dstate, MAILBOX, 2, CXL_DEV_MAILBOX_VERSION);
mailbox_reg_init_common(cxl_dstate);
cxl_device_cap_init(cxl_dstate, MEMORY_DEVICE, 0x4000, 1);