On Sep 23 11:56, Ayush Mishra wrote:
> Adding support for new 32 bit NPDGL and NPDAL fields to address the
> needs of larger granularities.
>
> Signed-off-by: Ayush Mishra <ayush....@samsung.com>
> ---
> hw/nvme/ns.c | 5 ++++-
> include/block/nvme.h | 7 ++++++-
> 2 files changed, 10 insertions(+), 2 deletions(-)
>
> diff --git a/hw/nvme/ns.c b/hw/nvme/ns.c
> index ea8db175db..8b2ea37a1b 100644
> --- a/hw/nvme/ns.c
> +++ b/hw/nvme/ns.c
> @@ -30,6 +30,7 @@
> void nvme_ns_init_format(NvmeNamespace *ns)
> {
> NvmeIdNs *id_ns = &ns->id_ns;
> + NvmeIdNsNvm *id_ns_nvm = &ns->id_ns_nvm;
> BlockDriverInfo bdi;
> int npdg, ret;
> int64_t nlbas;
> @@ -55,6 +56,8 @@ void nvme_ns_init_format(NvmeNamespace *ns)
> }
>
> id_ns->npda = id_ns->npdg = npdg - 1;
> + id_ns_nvm->npdal = npdg;
> + id_ns_nvm->npdgl = npdg;
> }
>
> static int nvme_ns_init(NvmeNamespace *ns, Error **errp)
> @@ -72,7 +75,7 @@ static int nvme_ns_init(NvmeNamespace *ns, Error **errp)
> ns->id_ns.dlfeat = 0x1;
>
> /* support DULBE and I/O optimization fields */
> - id_ns->nsfeat |= (0x4 | 0x10);
> + id_ns->nsfeat |= (0x4 | 0x30);
This is a good opportunity to add some defines in include/block/nvme.h
for these spec values.
>
> if (ns->params.shared) {
> id_ns->nmic |= NVME_NMIC_NS_SHARED;
> diff --git a/include/block/nvme.h b/include/block/nvme.h
> index 5298bc4a28..fdf3d999c0 100644
> --- a/include/block/nvme.h
> +++ b/include/block/nvme.h
> @@ -1413,7 +1413,12 @@ typedef struct QEMU_PACKED NvmeIdNsNvm {
> uint8_t pic;
> uint8_t rsvd9[3];
> uint32_t elbaf[NVME_MAX_NLBAF];
> - uint8_t rsvd268[3828];
> + uint32_t npdgl;
> + uint32_t nprg;
> + uint32_t npra;
> + uint32_t nors;
> + uint32_t npdal;
> + uint8_t rsvd288[3808];
> } NvmeIdNsNvm;
>
> typedef struct QEMU_PACKED NvmeIdNsDescr {
> --
> 2.43.0
>
>
