diff options
Diffstat (limited to 'hw/input/ps2.c')
-rw-r--r-- | hw/input/ps2.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/hw/input/ps2.c b/hw/input/ps2.c index 1d3a440bbd..3ba05efd06 100644 --- a/hw/input/ps2.c +++ b/hw/input/ps2.c @@ -85,12 +85,12 @@ typedef struct { int rptr, wptr, count; } PS2Queue; -typedef struct { +struct PS2State { PS2Queue queue; int32_t write_cmd; void (*update_irq)(void *, int); void *update_arg; -} PS2State; +}; typedef struct { PS2State common; @@ -551,9 +551,17 @@ static uint8_t translate_table[256] = { 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff, }; -void ps2_queue(void *opaque, int b) +static void ps2_reset_queue(PS2State *s) +{ + PS2Queue *q = &s->queue; + + q->rptr = 0; + q->wptr = 0; + q->count = 0; +} + +void ps2_queue(PS2State *s, int b) { - PS2State *s = (PS2State *)opaque; PS2Queue *q = &s->queue; if (q->count >= PS2_QUEUE_SIZE - 1) @@ -692,13 +700,12 @@ static void ps2_keyboard_event(DeviceState *dev, QemuConsole *src, } } -uint32_t ps2_read_data(void *opaque) +uint32_t ps2_read_data(PS2State *s) { - PS2State *s = (PS2State *)opaque; PS2Queue *q; int val, index; - trace_ps2_read_data(opaque); + trace_ps2_read_data(s); q = &s->queue; if (q->count == 0) { /* NOTE: if no data left, we return the last keyboard one @@ -733,6 +740,7 @@ static void ps2_reset_keyboard(PS2KbdState *s) trace_ps2_reset_keyboard(s); s->scan_enabled = 1; s->scancode_set = 2; + ps2_reset_queue(&s->common); ps2_set_ledstate(s, 0); } @@ -1081,12 +1089,8 @@ void ps2_write_mouse(void *opaque, int val) static void ps2_common_reset(PS2State *s) { - PS2Queue *q; s->write_cmd = -1; - q = &s->queue; - q->rptr = 0; - q->wptr = 0; - q->count = 0; + ps2_reset_queue(s); s->update_irq(s->update_arg, 0); } |