Date: Thu, 13 Oct 2005 16:36:47 -0600 (MDT) From: "M. Warner Losh" <imp@bsdimp.com> To: thierry@herbelot.com Cc: freebsd-current@freebsd.org Subject: Re: Loss of ed(4) in a RC1 booted in qemu Message-ID: <20051013.163647.106822892.imp@bsdimp.com> In-Reply-To: <200510132251.00632.thierry@herbelot.com> References: <200510131859.03307.thierry@herbelot.com> <20051013.135851.02300147.imp@bsdimp.com> <200510132251.00632.thierry@herbelot.com>
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[-- Attachment #1 --]
In message: <200510132251.00632.thierry@herbelot.com>
Thierry Herbelot <thierry@herbelot.com> writes:
: Le Thursday 13 October 2005 21:58, M. Warner Losh a écrit :
: >
: > I'll be fixing this in the next day or three and it will be MFC'd from
: > head into RC2 when that happens. I'm not sure where the snapshots
: > are, but there's a patch floating around to get around the qemu issue
: > just posted if you can't wait. I plan on trying it now with RC1. I
: > also plan on looking into the ne2000.c emulation to see why things are
: > failing (eg, is it a flaw in the RTL8029 emulation, or a flaw in if_ed
: > somewhere).
:
: Great ! I'll try the patch ASAP
I've committed changes to -current to work on patched and unpatched
versions of qemu. Here's my patches to qemu to implement the RTL8029
specific registers. Place them in files/patch-hw::ne2000.c of the
emulators/qemu port.
Warner
[-- Attachment #2 --]
--- hw/ne2000.c~ Thu Oct 13 16:33:39 2005
+++ hw/ne2000.c Thu Oct 13 16:33:47 2005
@@ -47,7 +47,9 @@
#define EN0_CRDAHI 0x09 /* high byte, current remote dma address RD */
#define EN0_RSARHI 0x09 /* Remote start address reg 1 */
#define EN0_RCNTLO 0x0a /* Remote byte count reg WR */
+#define EN0_RTL8029ID0 0x0a /* Realtek ID byte #1 RD */
#define EN0_RCNTHI 0x0b /* Remote byte count reg WR */
+#define EN0_RTL8029ID1 0x0b /* Realtek ID byte #2 RD */
#define EN0_RSR 0x0c /* rx status reg RD */
#define EN0_RXCR 0x0c /* RX configuration reg WR */
#define EN0_TXCR 0x0d /* TX configuration reg WR */
@@ -64,6 +66,11 @@
#define EN2_STARTPG 0x21 /* Starting page of ring bfr RD */
#define EN2_STOPPG 0x22 /* Ending page +1 of ring bfr RD */
+#define EN3_CONFIG0 0x33
+#define EN3_CONFIG1 0x34
+#define EN3_CONFIG2 0x35
+#define EN3_CONFIG3 0x36
+
/* Register accessed at EN_CMD, the 8390 base addr. */
#define E8390_STOP 0x01 /* Stop and reset the chip */
#define E8390_START 0x02 /* Start the chip, clear reset */
@@ -385,6 +392,21 @@
case EN2_STOPPG:
ret = s->stop >> 8;
break;
+ case EN0_RTL8029ID0:
+ ret = 0x50;
+ break;
+ case EN0_RTL8029ID1:
+ ret = 0x43;
+ break;
+ case EN3_CONFIG0:
+ ret = 0; /* 10baseT media */
+ break;
+ case EN3_CONFIG2:
+ ret = 0x40; /* 10baseT active */
+ break;
+ case EN3_CONFIG3:
+ ret = 0x40; /* Full duplex */
+ break;
default:
ret = 0x00;
break;
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