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Re: [Qemu-devel] ARM ethernet fixes
From: |
Paul Brook |
Subject: |
Re: [Qemu-devel] ARM ethernet fixes |
Date: |
Thu, 15 Dec 2005 00:00:05 +0000 |
User-agent: |
KMail/1.8.2 |
On Wednesday 14 December 2005 22:17, Daniel Jacobowitz wrote:
> This is enough to let me use apt-get within qemu-system-arm :-)
I'd totally missed that there were _two_ TX FIFOs.
> @@ -364,6 +381,8 @@ static void smc91c111_writeb(void *opaqu
> return;
> case 12: /* Interrupt ACK. */
> s->int_level &= ~(value & 0xd6);
> + if (value & INT_TX)
> + smc91c111_pop_tx_fifo_done(s);
> smc91c111_update(s);
> return;
I'm fairly sure this is still wrong. We should only clear INT_TX if the tx
completion fifo is empty. Maybe have smc91c111_update set the INT_TX bit if
tx_fifo_done_len != 0.
You also need to make smc91c111_reset, smc91c111_writeb: bank 2 offset 0 cmd 2
(Reset MMU) and smc91c111_writeb: bank 2 offset 0 cmd 7 (Reset TX FIFO) set
s->tx_fifo_done_len = 0.
Paul
- [Qemu-devel] ARM ethernet fixes, Daniel Jacobowitz, 2005/12/14
- Re: [Qemu-devel] ARM ethernet fixes,
Paul Brook <=
- Re: [Qemu-devel] ARM ethernet fixes, Paul Brook, 2005/12/18
- Re: [Qemu-devel] ARM ethernet fixes, Daniel Jacobowitz, 2005/12/18
- Re: [Qemu-devel] ARM ethernet fixes, Dave Feustel, 2005/12/18
- [Qemu-devel] Re: ARM ethernet fixes, Antti P Miettinen, 2005/12/18
- [Qemu-devel] ARM page crossing inside insn? (Re: ARM ethernet fixes), Antti P Miettinen, 2005/12/18
- [Qemu-devel] Re: ARM page crossing inside insn? (Re: ARM ethernet fixes), Antti P Miettinen, 2005/12/19