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hw/nvme: add knob for CTRATT.MEM

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Add a boolean prop (ctratt.mem) for setting CTRATT.MEM and default it to
unset (false) to keep existing behavior of the device intact.

Reviewed-by: Minwoo Im <minwoo.im@samsung.com>
Reviewed-by: Arun Kumar <arun.kka@samsung.com>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
This commit is contained in:
Klaus Jensen 2024-09-24 08:35:40 +02:00
parent a1ab67883d
commit e4bcb5865c
2 changed files with 10 additions and 1 deletions
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7
hw/nvme/ctrl.c
View File

@ -8492,7 +8492,11 @@ static void nvme_init_ctrl(NvmeCtrl *n, PCIDevice *pci_dev)
id->cntlid = cpu_to_le16(n->cntlid);
id->oaes = cpu_to_le32(NVME_OAES_NS_ATTR);
ctratt = NVME_CTRATT_ELBAS | NVME_CTRATT_MEM;
ctratt = NVME_CTRATT_ELBAS;
if (n->params.ctratt.mem) {
ctratt |= NVME_CTRATT_MEM;
}
id->rab = 6;
@ -8751,6 +8755,7 @@ static Property nvme_props[] = {
false),
DEFINE_PROP_UINT16("mqes", NvmeCtrl, params.mqes, 0x7ff),
DEFINE_PROP_UINT16("spdm_port", PCIDevice, spdm_port, 0),
DEFINE_PROP_BOOL("ctratt.mem", NvmeCtrl, params.ctratt.mem, false),
DEFINE_PROP_END_OF_LIST(),
};

4
hw/nvme/nvme.h
View File

@ -538,6 +538,10 @@ typedef struct NvmeParams {
uint32_t sriov_max_vq_per_vf;
uint32_t sriov_max_vi_per_vf;
bool msix_exclusive_bar;
struct {
bool mem;
} ctratt;
} NvmeParams;
typedef struct NvmeCtrl {