Support USB keyboard auto-repeat.

Support handling of multiple keys pressed simultanously.
Support auto-repeat via USB HID Set_Idle command.
Also, add "noinline" directives to reduce stack usage of timer irq.

1 files changed, 13 insertions, 0 deletions

diff --git a/src/biosvar.h b/src/biosvar.h
index 2e43f8b1..d011966b 100644
--- a/src/biosvar.h
+++ b/src/biosvar.h
@@ -215,6 +215,17 @@ struct fdpt_s {
     u8 checksum;
 } PACKED;
 
+struct usbkeyinfo {
+    union {
+        struct {
+            u8 modifiers;
+            u8 repeatcount;
+            u8 keys[6];
+        };
+        u64 data;
+    };
+};
+
 struct extended_bios_data_area_s {
     u8 size;
     u8 reserved1[0x21];
@@ -232,6 +243,8 @@ struct extended_bios_data_area_s {
     u8 other2[0xC4];
 
     // 0x121 - Begin custom storage.
+    struct usbkeyinfo usbkey_last;
+
     int RTCusers;
 
     // El Torito Emulation data