50,9 → 50,8 |
#include <sysinfo/sysinfo.h> |
#include <ipc/irq.h> |
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i8042_instance_t lgcy_i8042_instance = { |
.i8042 = (i8042_t *) 0x60, |
}; |
#define i8042_DATA 0x60 |
#define i8042_STATUS 0x64 |
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/* Keyboard commands. */ |
#define KBD_ENABLE 0xf4 |
128,40 → 127,29 |
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static irq_ownership_t i8042_claim(void *instance) |
{ |
i8042_instance_t *i8042_instance = instance; |
i8042_t *dev = i8042_instance->i8042; |
if (pio_read_8(&dev->status) & i8042_BUFFER_FULL_MASK) |
return IRQ_ACCEPT; |
else |
return IRQ_DECLINE; |
return IRQ_ACCEPT; |
} |
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static void i8042_irq_handler(irq_t *irq) |
{ |
if (irq->notif_cfg.notify && irq->notif_cfg.answerbox) { |
/* |
* This will hopefully go to the IRQ dispatcher code soon. |
*/ |
if (irq->notif_cfg.notify && irq->notif_cfg.answerbox) |
ipc_irq_send_notif(irq); |
return; |
} |
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i8042_instance_t *instance = irq->instance; |
i8042_t *dev = instance->i8042; |
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uint8_t data; |
uint8_t status; |
else { |
uint8_t data; |
uint8_t status; |
|
if (((status = pio_read_8(&dev->status)) & i8042_BUFFER_FULL_MASK)) { |
data = pio_read_8(&dev->data); |
while (((status = pio_read_8(i8042_STATUS)) & |
i8042_BUFFER_FULL_MASK)) { |
data = pio_read_8(i8042_DATA); |
|
if ((status & i8042_MOUSE_DATA)) |
return; |
if ((status & i8042_MOUSE_DATA)) |
continue; |
|
if (data & KEY_RELEASE) |
key_released(data ^ KEY_RELEASE); |
else |
key_pressed(data); |
if (data & KEY_RELEASE) |
key_released(data ^ KEY_RELEASE); |
else |
key_pressed(data); |
} |
} |
} |
|
170,8 → 158,6 |
i8042_init(devno_t kbd_devno, inr_t kbd_inr, devno_t mouse_devno, |
inr_t mouse_inr) |
{ |
i8042_t *dev = lgcy_i8042_instance.i8042; |
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chardev_initialize("i8042_kbd", &kbrd, &ops); |
stdin = &kbrd; |
|
180,7 → 166,6 |
i8042_kbd_irq.inr = kbd_inr; |
i8042_kbd_irq.claim = i8042_claim; |
i8042_kbd_irq.handler = i8042_irq_handler; |
i8042_kbd_irq.instance = &lgcy_i8042_instance; |
irq_register(&i8042_kbd_irq); |
|
irq_initialize(&i8042_mouse_irq); |
188,7 → 173,6 |
i8042_mouse_irq.inr = mouse_inr; |
i8042_mouse_irq.claim = i8042_claim; |
i8042_mouse_irq.handler = i8042_irq_handler; |
i8042_mouse_irq.instance = &lgcy_i8042_instance; |
irq_register(&i8042_mouse_irq); |
|
trap_virtual_enable_irqs(1 << kbd_inr); |
199,9 → 183,9 |
* Number of iterations is limited to prevent infinite looping. |
*/ |
int i; |
for (i = 0; (pio_read_8(&dev->status) & i8042_BUFFER_FULL_MASK) && |
for (i = 0; (pio_read_8(i8042_STATUS) & i8042_BUFFER_FULL_MASK) && |
i < 100; i++) { |
(void) pio_read_8(&dev->data); |
(void) pio_read_8(i8042_DATA); |
} |
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sysinfo_set_item_val("kbd", NULL, true); |
229,16 → 213,15 |
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char i8042_key_read(chardev_t *d) |
{ |
i8042_t *dev = lgcy_i8042_instance.i8042; |
char ch; |
|
while (!(ch = active_read_buff_read())) { |
uint8_t x; |
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while (!(pio_read_8(&dev->status) & i8042_BUFFER_FULL_MASK)) |
while (!(pio_read_8(i8042_STATUS) & i8042_BUFFER_FULL_MASK)) |
; |
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x = pio_read_8(&dev->data); |
x = pio_read_8(i8042_STATUS); |
if (x & KEY_RELEASE) |
key_released(x ^ KEY_RELEASE); |
else |