mirrors/Astral
1
0
Fork 0
mirror of https://github.com/Mathewnd/Astral.git synced 2026-11-01 15:08:21 +00:00
Code Issues Packages Projects Releases Wiki Activity

keyboard: fix ipl

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