Revision 8da3ff18 hw/parallel.c
| b/hw/parallel.c | ||
|---|---|---|
| 75 | 75 |
int epp_timeout; |
| 76 | 76 |
uint32_t last_read_offset; /* For debugging */ |
| 77 | 77 |
/* Memory-mapped interface */ |
| 78 |
target_phys_addr_t base; |
|
| 79 | 78 |
int it_shift; |
| 80 | 79 |
}; |
| 81 | 80 |
|
| ... | ... | |
| 477 | 476 |
{
|
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ParallelState *s = opaque; |
| 479 | 478 |
|
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return parallel_ioport_read_sw(s, (addr - s->base) >> s->it_shift) & 0xFF;
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|
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return parallel_ioport_read_sw(s, addr >> s->it_shift) & 0xFF;
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|
| 481 | 480 |
} |
| 482 | 481 |
|
| 483 | 482 |
static void parallel_mm_writeb (void *opaque, |
| ... | ... | |
| 485 | 484 |
{
|
| 486 | 485 |
ParallelState *s = opaque; |
| 487 | 486 |
|
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parallel_ioport_write_sw(s, (addr - s->base) >> s->it_shift, value & 0xFF);
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|
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parallel_ioport_write_sw(s, addr >> s->it_shift, value & 0xFF);
|
|
| 489 | 488 |
} |
| 490 | 489 |
|
| 491 | 490 |
static uint32_t parallel_mm_readw (void *opaque, target_phys_addr_t addr) |
| 492 | 491 |
{
|
| 493 | 492 |
ParallelState *s = opaque; |
| 494 | 493 |
|
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return parallel_ioport_read_sw(s, (addr - s->base) >> s->it_shift) & 0xFFFF;
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return parallel_ioport_read_sw(s, addr >> s->it_shift) & 0xFFFF;
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|
| 496 | 495 |
} |
| 497 | 496 |
|
| 498 | 497 |
static void parallel_mm_writew (void *opaque, |
| ... | ... | |
| 500 | 499 |
{
|
| 501 | 500 |
ParallelState *s = opaque; |
| 502 | 501 |
|
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parallel_ioport_write_sw(s, (addr - s->base) >> s->it_shift, value & 0xFFFF);
|
|
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parallel_ioport_write_sw(s, addr >> s->it_shift, value & 0xFFFF);
|
|
| 504 | 503 |
} |
| 505 | 504 |
|
| 506 | 505 |
static uint32_t parallel_mm_readl (void *opaque, target_phys_addr_t addr) |
| 507 | 506 |
{
|
| 508 | 507 |
ParallelState *s = opaque; |
| 509 | 508 |
|
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return parallel_ioport_read_sw(s, (addr - s->base) >> s->it_shift);
|
|
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return parallel_ioport_read_sw(s, addr >> s->it_shift);
|
|
| 511 | 510 |
} |
| 512 | 511 |
|
| 513 | 512 |
static void parallel_mm_writel (void *opaque, |
| ... | ... | |
| 515 | 514 |
{
|
| 516 | 515 |
ParallelState *s = opaque; |
| 517 | 516 |
|
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parallel_ioport_write_sw(s, (addr - s->base) >> s->it_shift, value);
|
|
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parallel_ioport_write_sw(s, addr >> s->it_shift, value);
|
|
| 519 | 518 |
} |
| 520 | 519 |
|
| 521 | 520 |
static CPUReadMemoryFunc *parallel_mm_read_sw[] = {
|
| ... | ... | |
| 540 | 539 |
if (!s) |
| 541 | 540 |
return NULL; |
| 542 | 541 |
parallel_reset(s, irq, chr); |
| 543 |
s->base = base; |
|
| 544 | 542 |
s->it_shift = it_shift; |
| 545 | 543 |
|
| 546 | 544 |
io_sw = cpu_register_io_memory(0, parallel_mm_read_sw, parallel_mm_write_sw, s); |
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