Revision 4e7ed2d1 hw/sh_serial.c
| b/hw/sh_serial.c | ||
|---|---|---|
| 61 | 61 |
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| 62 | 62 |
CharDriverState *chr; |
| 63 | 63 |
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| 64 |
struct intc_source *eri;
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| 65 |
struct intc_source *rxi;
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| 66 |
struct intc_source *txi;
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| 67 |
struct intc_source *tei;
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| 68 |
struct intc_source *bri;
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| 64 |
qemu_irq eri;
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| 65 |
qemu_irq rxi;
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| 66 |
qemu_irq txi;
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| 67 |
qemu_irq tei;
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| 68 |
qemu_irq bri;
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| 69 | 69 |
} sh_serial_state; |
| 70 | 70 |
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| 71 | 71 |
static void sh_serial_clear_fifo(sh_serial_state * s) |
| ... | ... | |
| 98 | 98 |
if (!(val & (1 << 5))) |
| 99 | 99 |
s->flags |= SH_SERIAL_FLAG_TEND; |
| 100 | 100 |
if ((s->feat & SH_SERIAL_FEAT_SCIF) && s->txi) {
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| 101 |
if ((val & (1 << 7)) && !(s->txi->asserted)) |
|
| 102 |
sh_intc_toggle_source(s->txi, 0, 1); |
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| 103 |
else if (!(val & (1 << 7)) && s->txi->asserted) |
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sh_intc_toggle_source(s->txi, 0, -1); |
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| 101 |
qemu_set_irq(s->txi, val & (1 << 7)); |
|
| 105 | 102 |
} |
| 106 |
if (!(val & (1 << 6)) && s->rxi->asserted) {
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| 107 |
sh_intc_toggle_source(s->rxi, 0, -1);
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| 103 |
if (!(val & (1 << 6))) {
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| 104 |
qemu_set_irq(s->rxi, 0);
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| 108 | 105 |
} |
| 109 | 106 |
return; |
| 110 | 107 |
case 0x0c: /* FTDR / TDR */ |
| ... | ... | |
| 136 | 133 |
s->flags &= ~SH_SERIAL_FLAG_DR; |
| 137 | 134 |
|
| 138 | 135 |
if (!(val & (1 << 1)) || !(val & (1 << 0))) {
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| 139 |
if (s->rxi && s->rxi->asserted) {
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| 140 |
sh_intc_toggle_source(s->rxi, 0, -1);
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| 136 |
if (s->rxi) {
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| 137 |
qemu_set_irq(s->rxi, 0);
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| 141 | 138 |
} |
| 142 | 139 |
} |
| 143 | 140 |
return; |
| ... | ... | |
| 309 | 306 |
if (s->rx_cnt >= s->rtrg) {
|
| 310 | 307 |
s->flags |= SH_SERIAL_FLAG_RDF; |
| 311 | 308 |
if (s->scr & (1 << 6) && s->rxi) {
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| 312 |
sh_intc_toggle_source(s->rxi, 0, 1);
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| 309 |
qemu_set_irq(s->rxi, 1);
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| 313 | 310 |
} |
| 314 | 311 |
} |
| 315 | 312 |
} |
| ... | ... | |
| 370 | 367 |
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| 371 | 368 |
void sh_serial_init (target_phys_addr_t base, int feat, |
| 372 | 369 |
uint32_t freq, CharDriverState *chr, |
| 373 |
struct intc_source *eri_source,
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| 374 |
struct intc_source *rxi_source,
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| 375 |
struct intc_source *txi_source,
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| 376 |
struct intc_source *tei_source,
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| 377 |
struct intc_source *bri_source)
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| 370 |
qemu_irq eri_source,
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| 371 |
qemu_irq rxi_source,
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| 372 |
qemu_irq txi_source,
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| 373 |
qemu_irq tei_source,
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qemu_irq bri_source)
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| 378 | 375 |
{
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| 379 | 376 |
sh_serial_state *s; |
| 380 | 377 |
int s_io_memory; |
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