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PS/2 KB driver set typematic delay to 250ms for smoother typing

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This commit is contained in:
Kamil Kowalczyk
2026-03-08 19:28:24 +01:00
parent cbc0bf4452
commit 23fffba99b
1 changed files with 15 additions and 0 deletions
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15
kernel/device/ps2_kb.c
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@@ -217,6 +217,18 @@ int ps2kb_read_key (struct device* device, struct proc* proc, struct reschedule_
return ST_OK; return ST_OK;
} }
static void ps2kb_set_typematic (uint8_t delay, uint8_t rate) {
while (inb (KB_CTL_STATUS) & 0x02)
;
outb (KB_DATA, 0xF3);
while (inb (KB_CTL_STATUS) & 0x02)
;
outb (KB_DATA, (delay << 5) | (rate & 0x1F));
}
bool ps2kb_init (struct device* device, void* arg) { bool ps2kb_init (struct device* device, void* arg) {
(void)device, (void)arg; (void)device, (void)arg;
@@ -237,6 +249,9 @@ bool ps2kb_init (struct device* device, void* arg) {
outb (KB_CTL_STATUS, 0x60); outb (KB_CTL_STATUS, 0x60);
outb (KB_DATA, cb); outb (KB_DATA, cb);
/* 250ms delay, 30hz rate */
ps2kb_set_typematic (0x00, 0x00);
return true; return true;
} }