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hw/block/nvme: mark fw slot 1 as read-only 

Mark firmware slot 1 as read-only and only support that slot.

Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Dmitry Fomichev <dmitry.fomichev@wdc.com>
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20200706061303.246057-7-its@irrelevant.dk>
master
Klaus Jensen 2020-07-06 08:12:51 +02:00
parent 69ff06c49e
commit 42a42e4610
2 changed files with 6 additions and 1 deletions
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3
hw/block/nvme.c
View File

@ -61,6 +61,7 @@
#define NVME_TEMPERATURE 0x143
#define NVME_TEMPERATURE_WARNING 0x157
#define NVME_TEMPERATURE_CRITICAL 0x175
#define NVME_NUM_FW_SLOTS 1
#define NVME_GUEST_ERR(trace, fmt, ...) \
do { \
@ -1664,7 +1665,7 @@ static void nvme_init_ctrl(NvmeCtrl *n, PCIDevice *pci_dev)
* inconsequential.
*/
id->acl = 3;
id->frmw = 7 << 1;
id->frmw = (NVME_NUM_FW_SLOTS << 1) | NVME_FRMW_SLOT1_RO;
id->lpa = 1 << 0;
/* recommended default value (~70 C) */

4
include/block/nvme.h
View File

@ -843,6 +843,10 @@ enum NvmeIdCtrlOncs {
NVME_ONCS_TIMESTAMP = 1 << 6,
};
enum NvmeIdCtrlFrmw {
NVME_FRMW_SLOT1_RO = 1 << 0,
};
#define NVME_CTRL_SQES_MIN(sqes) ((sqes) & 0xf)
#define NVME_CTRL_SQES_MAX(sqes) (((sqes) >> 4) & 0xf)
#define NVME_CTRL_CQES_MIN(cqes) ((cqes) & 0xf)