Revision 40545f84 hw/ne2000.c
| b/hw/ne2000.c | ||
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| 246 | 246 |
static void ne2000_ioport_write(void *opaque, uint32_t addr, uint32_t val) |
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{
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NE2000State *s = opaque; |
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int offset, page; |
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int offset, page, index;
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addr &= 0xf; |
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#ifdef DEBUG_NE2000 |
| ... | ... | |
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ne2000_update_irq(s); |
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} |
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if (val & E8390_TRANS) {
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qemu_send_packet(s->nd, s->mem + (s->tpsr << 8), s->tcnt); |
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index = (s->tpsr << 8); |
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/* XXX: next 2 lines are a hack to make netware 3.11 work */ |
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if (index >= NE2000_PMEM_END) |
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index -= NE2000_PMEM_SIZE; |
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/* fail safe: check range on the transmitted length */ |
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if (index + s->tcnt <= NE2000_PMEM_END) {
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qemu_send_packet(s->nd, s->mem + index, s->tcnt); |
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} |
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/* signal end of transfert */ |
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s->tsr = ENTSR_PTX; |
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s->isr |= ENISR_TX; |
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s->cmd &= ~E8390_TRANS; |
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ne2000_update_irq(s); |
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} |
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} |
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