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[PULL 60/63] hw/cxl: Add dummy security state get
From: |
Michael S. Tsirkin |
Subject: |
[PULL 60/63] hw/cxl: Add dummy security state get |
Date: |
Tue, 7 Nov 2023 05:13:51 -0500 |
From: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Needed to allow the santize comamnds to be tested with proposed Linux Kernel
support. Default value + no control of the security state will work for now.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Message-Id: <20231023160806.13206-17-Jonathan.Cameron@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
hw/cxl/cxl-mailbox-utils.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/hw/cxl/cxl-mailbox-utils.c b/hw/cxl/cxl-mailbox-utils.c
index 2b78136588..693c2cbdcd 100644
--- a/hw/cxl/cxl-mailbox-utils.c
+++ b/hw/cxl/cxl-mailbox-utils.c
@@ -73,6 +73,8 @@ enum {
SANITIZE = 0x44,
#define OVERWRITE 0x0
#define SECURE_ERASE 0x1
+ PERSISTENT_MEM = 0x45,
+ #define GET_SECURITY_STATE 0x0
MEDIA_AND_POISON = 0x43,
#define GET_POISON_LIST 0x0
#define INJECT_POISON 0x1
@@ -886,6 +888,19 @@ static CXLRetCode cmd_sanitize_overwrite(const struct
cxl_cmd *cmd,
}
}
+static CXLRetCode cmd_get_security_state(const struct cxl_cmd *cmd,
+ uint8_t *payload_in,
+ size_t len_in,
+ uint8_t *payload_out,
+ size_t *len_out,
+ CXLCCI *cci)
+{
+ uint32_t *state = (uint32_t *)payload_out;
+
+ *state = 0;
+ *len_out = 4;
+ return CXL_MBOX_SUCCESS;
+}
/*
* This is very inefficient, but good enough for now!
* Also the payload will always fit, so no need to handle the MORE flag and
@@ -1132,6 +1147,8 @@ static const struct cxl_cmd cxl_cmd_set[256][256] = {
~0, IMMEDIATE_CONFIG_CHANGE | IMMEDIATE_DATA_CHANGE },
[SANITIZE][OVERWRITE] = { "SANITIZE_OVERWRITE", cmd_sanitize_overwrite, 0,
IMMEDIATE_DATA_CHANGE | SECURITY_STATE_CHANGE | BACKGROUND_OPERATION },
+ [PERSISTENT_MEM][GET_SECURITY_STATE] = { "GET_SECURITY_STATE",
+ cmd_get_security_state, 0, 0 },
[MEDIA_AND_POISON][GET_POISON_LIST] = { "MEDIA_AND_POISON_GET_POISON_LIST",
cmd_media_get_poison_list, 16, 0 },
[MEDIA_AND_POISON][INJECT_POISON] = { "MEDIA_AND_POISON_INJECT_POISON",
--
MST
- [PULL 54/63] hw/cxl: Implement Physical Ports status retrieval, (continued)
- [PULL 54/63] hw/cxl: Implement Physical Ports status retrieval, Michael S. Tsirkin, 2023/11/07
- [PULL 51/63] hw/cxl/mbox: Add Information and Status / Identify command, Michael S. Tsirkin, 2023/11/07
- [PULL 55/63] hw/cxl/mbox: Add support for background operations, Michael S. Tsirkin, 2023/11/07
- [PULL 56/63] hw/cxl/mbox: Wire up interrupts for background completion, Michael S. Tsirkin, 2023/11/07
- [PULL 57/63] hw/cxl: Add support for device sanitation, Michael S. Tsirkin, 2023/11/07
- [PULL 59/63] hw/cxl/type3: Cleanup multiple CXL_TYPE3() calls in read/write functions, Michael S. Tsirkin, 2023/11/07
- [PULL 60/63] hw/cxl: Add dummy security state get,
Michael S. Tsirkin <=
- [PULL 61/63] hw/cxl: Add tunneled command support to mailbox for switch cci., Michael S. Tsirkin, 2023/11/07
- [PULL 58/63] hw/cxl/mbox: Add Get Background Operation Status Command, Michael S. Tsirkin, 2023/11/07
- [PULL 63/63] acpi/tests/avocado/bits: enable console logging from bits VM, Michael S. Tsirkin, 2023/11/07
- [PULL 62/63] acpi/tests/avocado/bits: enforce 32-bit SMBIOS entry point, Michael S. Tsirkin, 2023/11/07
- [PULL 23/63] vdpa: Allow VIRTIO_NET_F_RSS in SVQ, Michael S. Tsirkin, 2023/11/07
- Re: [PULL 00/63] virtio,pc,pci: features, fixes, Stefan Hajnoczi, 2023/11/07