Date: Mon, 12 Feb 1996 12:53:46 -0800 From: "Justin T. Gibbs" <gibbs@freefall.freebsd.org> To: Richard J Kuhns <rjk@sparcmill.grauel.com> Cc: Richard J Kuhns <rjk@watson.grauel.com>, freebsd-stable@freebsd.org Subject: Re: One problem && one question Message-ID: <199602122053.MAA28921@freefall.freebsd.org> In-Reply-To: Your message of "Mon, 12 Feb 1996 14:36:12 %2B0500." <9602121936.AA15018@sparcmill.grauel.com>
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>Justin T. Gibbs writes:
>
>Thanks, Justin.
>
>I just made that change and built a new kernel. The good news is, the pci
>probe found the 946. The bad news is, the kernel won't boot. The message
>is `bt0: Invalid base address', followed almost immediately by the ``reboot
>in 15 seconds'' message. The only difference between the 2 kernels is the
>line above. Unfortunately, none of the boot messages hung around to be
>printed later by dmesg.
>
>Anything else I can do to make your day more enjoyable? :-)
>--
>Rich Kuhns rjk@grauel.com
>PO Box 6249
>100 Sawmill Road
>Lafayette, IN 47903
>(317)477-6000 x319
Can you try this patch. I'm away from my machine at the moment,
so you may need to tweak it to get it to compile.
--
Justin T. Gibbs
===========================================
FreeBSD: Turning PCs into workstations
===========================================
Index: bt9xx.c
===================================================================
RCS file: /home/ncvs/src/sys/pci/bt9xx.c,v
retrieving revision 1.5
diff -c -r1.5 bt9xx.c
*** bt9xx.c 1996/02/12 17:00:39 1.5
--- bt9xx.c 1996/02/12 20:51:26
***************
*** 35,41 ****
#include <i386/scsi/btreg.h>
/* XXX Need more device IDs */
- #define PCI_BASEADR0 PCI_MAP_REG_START
#define PCI_DEVICE_ID_BUSLOGIC_946 0x1040104Bul
static char* bt_pci_probe __P((pcici_t tag, pcidi_t type));
--- 35,40 ----
***************
*** 70,86 ****
pcici_t config_id;
int unit;
{
u_long io_port;
unsigned opri = 0;
struct bt_data *bt;
! if(!(io_port = pci_conf_read(config_id, PCI_BASEADR0)))
return;
- /*
- * The first bit of PCI_BASEADR0 is always
- * set hence we mask it off.
- */
- io_port &= 0xfffffffe;
if(!(bt = bt_alloc(unit, io_port)))
return; /* XXX PCI code should take return status */
--- 69,89 ----
pcici_t config_id;
int unit;
{
+ int reg;
u_long io_port;
unsigned opri = 0;
struct bt_data *bt;
! for(reg = PCI_MAP_REG_START; reg <= PCI_MAP_REG_END; reg++) {
! if(!(io_port = pci_conf_read(config_id, reg)))
! return;
! if(io_port & PCI_MAP_IO) {
! ioport &= PCI_IO_MAP;
! break;
! }
! }
! if(reg > PCI_MAP_REG_END)
return;
if(!(bt = bt_alloc(unit, io_port)))
return; /* XXX PCI code should take return status */
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