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keyboard: fix ipl

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Matheus
2023-05-04 21:21:01 -03:00
parent ef2d8ed00c
commit 863b85bab6
1 changed files with 6 additions and 6 deletions
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kernel-src/io/keyboard.c
+6 -6
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@@ -39,7 +39,7 @@ static void destroykb(keyboard_t *kb) {
}
void keyboard_sendpacket(keyboard_t *kb, kbpacket_t *packet) {
interrupt_raiseipl(IPL_KEYBOARD);
long ipl = interrupt_raiseipl(IPL_KEYBOARD);
switch (packet->keycode) {
case KEYCODE_LEFTCTRL:
if (packet->flags & KBPACKET_FLAGS_RELEASED)
@@ -99,27 +99,27 @@ void keyboard_sendpacket(keyboard_t *kb, kbpacket_t *packet) {
if (ringbuffer_write(&keyboard_console->packetbuffer, packet, sizeof(kbpacket_t)) != 0)
semaphore_signal(&keyboard_console->semaphore);
interrupt_loweripl(IPL_KEYBOARD);
interrupt_loweripl(ipl);
}
int keyboard_wait(keyboard_t *kb, kbpacket_t *packet) {
int e = semaphore_wait(&kb->semaphore, true);
if (e == EINTR)
return e;
interrupt_raiseipl(IPL_KEYBOARD);
long ipl = interrupt_raiseipl(IPL_KEYBOARD);
__assert(ringbuffer_read(&kb->packetbuffer, packet, sizeof(kbpacket_t)) == sizeof(kbpacket_t));
interrupt_loweripl(IPL_KEYBOARD);
interrupt_loweripl(ipl);
return 0;
}
bool keyboard_get(keyboard_t *kb, kbpacket_t *packet) {
interrupt_raiseipl(IPL_KEYBOARD);
long ipl = interrupt_raiseipl(IPL_KEYBOARD);
bool ok = ringbuffer_read(&kb->packetbuffer, packet, sizeof(kbpacket_t)) == sizeof(kbpacket_t);
interrupt_loweripl(IPL_KEYBOARD);
interrupt_loweripl(ipl);
return ok;
}