mirror of https://gitee.com/openkylin/qemu.git
Implement break for the pl011, based on a patch from Jason Wessel.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4182 c046a42c-6fe2-441c-8c8c-71466251a162
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12
hw/pl011.c
12
hw/pl011.c
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@ -195,7 +195,7 @@ static int pl011_can_receive(void *opaque)
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return s->read_count < 1;
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}
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static void pl011_receive(void *opaque, const uint8_t *buf, int size)
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static void pl011_put_fifo(void *opaque, uint32_t value)
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{
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pl011_state *s = (pl011_state *)opaque;
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int slot;
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@ -203,7 +203,7 @@ static void pl011_receive(void *opaque, const uint8_t *buf, int size)
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slot = s->read_pos + s->read_count;
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if (slot >= 16)
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slot -= 16;
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s->read_fifo[slot] = *buf;
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s->read_fifo[slot] = value;
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s->read_count++;
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s->flags &= ~PL011_FLAG_RXFE;
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if (s->cr & 0x10 || s->read_count == 16) {
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@ -215,9 +215,15 @@ static void pl011_receive(void *opaque, const uint8_t *buf, int size)
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}
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}
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static void pl011_receive(void *opaque, const uint8_t *buf, int size)
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{
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pl011_put_fifo(opaque, *buf);
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}
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static void pl011_event(void *opaque, int event)
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{
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/* ??? Should probably implement break. */
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if (event == CHR_EVENT_BREAK)
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pl011_put_fifo(opaque, 0x400);
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}
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static CPUReadMemoryFunc *pl011_readfn[] = {
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