uzix/zx-sizif-xxs
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change ps/2 keyboard mapping

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* pause has been moved from F12 to F1
* reboot has been assigned to F10 and F12 (but still present on
Ctrl-Alt-Del / Ctrl-Alt-Backspace)
This commit is contained in:
Eugene Lozovoy
2022-10-30 20:56:54 +03:00
parent cf2671b9ad
commit 1189d41266
2 changed files with 9 additions and 4 deletions
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6
README.md
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@ -34,8 +34,10 @@ If you press Magic button for a short time, the standard NMI handler 'll be call
### PS/2 keyboard buttons
| Button | Function |
| - | - |
| F5 | Magic menu button |
| F12 | Pause |
| F1 | Pause |
| F5 | Magic button |
| F10 | Reboot |
| F12 | Reboot |
| Ctrl+Alt+Del | Reboot |
| Ctrl+Alt+Backspace | Reboot |
| Numpad 8, 2/5, 4, 6 | Joystick's up-down-left-right |

7
fpga/rtl/ps2.v
View File

@ -47,6 +47,7 @@ reg key2_l_ctrl, key2_r_ctrl, key2_up, key2_down, key2_left, key2_right, key2_es
reg key2_minus, key2_equals, key2_back_slash, key2_tab, key2_l_bracket, key2_r_bracket, key2_semicolon, key2_quote;
reg key2_comma, key2_period, key2_slash, key2_caps, key2_pgup, key2_pgdn;
reg key2_alt, key2_del;
reg key_reset0;
reg is_press;
reg is_ext;
@ -135,8 +136,10 @@ always @(posedge clk or negedge rst_n) begin
`PS2_PGUP: key2_pgup <= is_press;
`PS2_PGDN: key2_pgdn <= is_press;
`PS2_F1: key_pause <= is_press;
`PS2_F5: key_magic <= is_press;
`PS2_F12: key_pause <= is_press;
`PS2_F10: key_reset0 <= is_press;
`PS2_F12: key_reset0 <= is_press;
`PS2_DELETE: key2_del <= is_press;
`PS2_KP_8: joy_up <= is_press;
@ -163,7 +166,7 @@ always @(posedge clk or negedge rst_n) begin
if (!rst_n)
key_reset <= 0;
else
key_reset <= (key2_l_ctrl || key2_r_ctrl) && key2_alt && (key2_del || key2_backspace);
key_reset <= ((key2_l_ctrl || key2_r_ctrl) && key2_alt && (key2_del || key2_backspace)) || key_reset0;
end