diff options
| -rw-r--r-- | src/images/bytefield/mnstatus.adoc | 27 | ||||
| -rw-r--r-- | src/rnmi.adoc | 5 |
2 files changed, 29 insertions, 3 deletions
diff --git a/src/images/bytefield/mnstatus.adoc b/src/images/bytefield/mnstatus.adoc new file mode 100644 index 0000000..537c4a6 --- /dev/null +++ b/src/images/bytefield/mnstatus.adoc @@ -0,0 +1,27 @@ +[bytefield] +---- +(defattrs :plain [:plain {:font-family "M+ 1p Fallback" :font-size 24}]) +(def row-height 40 ) +(def row-header-fn nil) +(def left-margin 30) +(def right-margin 30) +(def boxes-per-row 32) +(draw-column-headers {:height 24 :font-size 24 :labels (reverse ["0" "" "" "2" "" "3" "4" "" "" "6" "" "" "" "7" "" "" "8" "" "" "10" "11" "" "" "12" "13" "" "" "" "" "" "MXLEN-1" ""])}) + +(draw-box (text "Reserved" {:font-style "italic"}) {:span 8}) +(draw-box (text "MNPP " {} [{:font-weight "bold"} "(WARL)"]) {:span 4}) +(draw-box (text "Reserved" {:font-style "italic"}) {:span 4}) +(draw-box (text "MNPV " {} [{:font-weight "bold"} "(WARL)"]) {:span 6}) +(draw-box (text "Reserved" {:font-style "italic"}) {:span 4}) +(draw-box "NMIE" {:span 2}) +(draw-box (text "Reserved" {:font-style "italic"}) {:span 4}) + +(draw-box "MXLEN-13" {:span 8 :borders {}}) +(draw-box "2" {:span 4 :borders {}}) +(draw-box "3" {:span 4 :borders {}}) +(draw-box "1" {:span 6 :borders {}}) +(draw-box "3" {:span 4 :borders {}}) +(draw-box "1" {:span 2 :borders {}}) +(draw-box "3" {:span 4 :borders {}}) + +----
\ No newline at end of file diff --git a/src/rnmi.adoc b/src/rnmi.adoc index 2d2ea2b..fe8cd21 100644 --- a/src/rnmi.adoc +++ b/src/rnmi.adoc @@ -75,9 +75,8 @@ The `mncause` CSR holds the reason for the NMI, with bit MXLEN-1 set to 1, and the NMI cause encoded in the least-significant bits or zero if NMI causes are not supported. -TRFcFcF & & & & & & + -& & & & & & + -MXLEN-13 & 2 & 3 & 1 & 3 & 1 & 3 + +.Resumable NMI status register `mnstatus`. +include::images/bytefield/mnstatus.adoc[] The `mnstatus` CSR holds a two-bit field, MNPP, which on entry to the trap handler holds the privilege mode of the interrupted context, |