colin
/
Hazard3
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix tdata1.dmode being writable from M-mode

This commit is contained in:
Luke Wren 2022-08-23 00:08:17 +01:00
parent 04f138ae0e
commit 9e11c0e5a8
2 changed files with 681 additions and 733 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1410
doc/hazard3.pdf
View File

File diff suppressed because it is too large Load Diff

4
hdl/hazard3_triggers.v
View File

@ -75,7 +75,9 @@ always @ (posedge clk or negedge rst_n) begin: cfg_update
// Handle writes to tselect-indexed registers (note writes to D-mode
// triggers in non-D-mode are ignored rather than raising an exception)
if (cfg_addr == TDATA1) begin
tdata1_dmode[tselect] <= cfg_wdata[27];
if (d_mode) begin
tdata1_dmode[tselect] <= cfg_wdata[27];
end
mcontrol_action[tselect] <= cfg_wdata[12];
mcontrol_m[tselect] <= cfg_wdata[6];
mcontrol_u[tselect] <= cfg_wdata[3];