diff options
| -rw-r--r-- | content.tex | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/content.tex b/content.tex index 0f7326e..f2a9e79 100644 --- a/content.tex +++ b/content.tex @@ -168,7 +168,7 @@ space. \drivernormative{\subsection}{Device Configuration Space}{Basic Facilities of a Virtio Device / Device Configuration Space} Drivers MUST NOT assume reads from -fields greater than 32 bits wide are atomic, nor are reads from +fields greater than 32 bits wide are atomic, nor reads from multiple fields: drivers SHOULD read device configuration space fields like so: \begin{lstlisting} @@ -216,7 +216,7 @@ The correct endian-ness is documented for each device. Legacy devices did not have a configuration generation field, thus are susceptible to race conditions if configuration is updated. This -affects the block \field{capacity} (see \ref{sec:Device Types / +effects the block \field{capacity} (see \ref{sec:Device Types / Block Device / Feature bits / Device configuration layout}) and network \field{mac} (see \ref{sec:Device Types / Network Device / Device configuration layout}) fields; @@ -684,7 +684,7 @@ Device Initialization / Read feature bits} Read device feature bits, and write t understood by the OS and driver to the device. During this step the driver MAY read (but MUST NOT write) the device-specific configuration fields to check that it can support the device before accepting it. -\item\label{itm:General Initialization And Device Operation / Device Initialization / Set FEATURES-OK} Set the FEATURES_OK status bit. The driver MUST NOT accept +\item\label{itm:General Initialization And Device Operation / Device Initialization / Set FEATURES-OK} Set the FEATURES_OK status bit. The driver MUST not accept new feature bits after this step. \item\label{itm:General Initialization And Device Operation / Device Initialization / Re-read FEATURES-OK} Re-read \field{device status} to ensure the FEATURES_OK bit is still @@ -3632,7 +3632,7 @@ compartibility. \drivernormative{\subparagraph}{Setting Offloads State}{Device Types / Network Device / Device Operation / Control Virtqueue / Offloads State Configuration / Setting Offloads State} -A driver MUST NOT enable an offload for which the appropriate feature +A driver MUST NOT enable a offload for which the appropriate feature has not been negotiated. \subparagraph{Legacy Interface: Setting Offloads State}\label{sec:Device Types / Network Device / Device Operation / Control Virtqueue / Offloads State Configuration / Setting Offloads State / Legacy Interface: Setting Offloads State} |