Date: Tue, 5 Jun 2001 23:00:32 +0100 From: j mckitrick <jcm@FreeBSD-uk.eu.org> To: Mike Smith <msmith@freebsd.org> Cc: freebsd-hackers@freebsd.org Subject: Re: newbussifying drivers Message-ID: <20010605230032.B96188@dogma.freebsd-uk.eu.org> In-Reply-To: <200106052032.f55KWTj01513@mass.dis.org>; from msmith@freebsd.org on Tue, Jun 05, 2001 at 01:32:29PM -0700 References: <20010605182151.A90883@dogma.freebsd-uk.eu.org> <200106052032.f55KWTj01513@mass.dis.org>
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| Typically, probe routines these days are invoked with a single set of I/O
| parameters to probe (and even this is only ISA devices).
|
| It's pretty rare to need to bit-bang to find a device these days anyway;
| you should probably be looking for PnP data or similar. This is what
| hints are (basically) - manually-supplied PnP data.
How would you recommending fixing this, taken from the ex driver?
for (ioport = 0x200; ioport < 0x3a0; ioport += 0x10) {
/* No board found at address */
if (!look_for_card(ioport)) {
continue;
}
if (bootverbose)
printf("ex: Found card at 0x%03x!\n", ioport);
/* Board in PnP mode */
if (eeprom_read(ioport, EE_W0) & EE_W0_PNP) {
/* Reset the card. */
outb(ioport + CMD_REG, Reset_CMD);
DELAY(500);
if (bootverbose)
printf("ex: card at 0x%03x in PnP mode!\n", iop
continue;
}
I'm taking this on as my personal project, so the more info i get, the
better work i can do. :-)
jcm
--
"I drank WHAT ?!" - Socrates
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