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Merged from sys/dev/sio/sio.c revisions 1.366 and 1.369.

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This commit is contained in:
Yoshihiro Takahashi 2002-03-25 13:41:06 +00:00
parent fd9fe3e748
commit 9a545499fe
2 changed files with 20 additions and 4 deletions
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12
sys/pc98/cbus/sio.c
View file

@ -136,6 +136,7 @@
#include <isa/isavar.h>
#include <machine/limits.h>
#include <machine/resource.h>
#include <dev/sio/sioreg.h>
@ -1177,6 +1178,13 @@ sioprobe(dev, xrid, rclk, noprobe)
*/
/* EXTRA DELAY? */
sio_setreg(com, com_mcr, mcr_image);
/*
* It seems my Xircom CBEM56G Cardbus modem wants to be reset
* to 8 bits *again*, or else probe test 0 will fail.
* gwk@sgi.com, 4/19/2001
*/
sio_setreg(com, com_cfcr, CFCR_8BITS);
/*
* Some pcmcia cards have the "TXRDY bug", so we check everyone
@ -1191,10 +1199,10 @@ sioprobe(dev, xrid, rclk, noprobe)
/* Check IIR_TXRDY clear ? */
result = 0;
if (failures[6] & IIR_TXRDY) {
/* Nop, Double check with clearing IER */
/* No, Double check with clearing IER */
sio_setreg(com, com_ier, 0);
if (sio_getreg(com, com_iir) & IIR_NOPEND) {
/* Ok. we're familia this gang */
/* Ok. We discovered TXRDY bug! */
SET_FLAG(dev, COM_C_IIR_TXRDYBUG);
} else {
/* Unknown, Just omit this chip.. XXX */

12
sys/pc98/pc98/sio.c
View file

@ -136,6 +136,7 @@
#include <isa/isavar.h>
#include <machine/limits.h>
#include <machine/resource.h>
#include <dev/sio/sioreg.h>
@ -1177,6 +1178,13 @@ sioprobe(dev, xrid, rclk, noprobe)
*/
/* EXTRA DELAY? */
sio_setreg(com, com_mcr, mcr_image);
/*
* It seems my Xircom CBEM56G Cardbus modem wants to be reset
* to 8 bits *again*, or else probe test 0 will fail.
* gwk@sgi.com, 4/19/2001
*/
sio_setreg(com, com_cfcr, CFCR_8BITS);
/*
* Some pcmcia cards have the "TXRDY bug", so we check everyone
@ -1191,10 +1199,10 @@ sioprobe(dev, xrid, rclk, noprobe)
/* Check IIR_TXRDY clear ? */
result = 0;
if (failures[6] & IIR_TXRDY) {
/* Nop, Double check with clearing IER */
/* No, Double check with clearing IER */
sio_setreg(com, com_ier, 0);
if (sio_getreg(com, com_iir) & IIR_NOPEND) {
/* Ok. we're familia this gang */
/* Ok. We discovered TXRDY bug! */
SET_FLAG(dev, COM_C_IIR_TXRDYBUG);
} else {
/* Unknown, Just omit this chip.. XXX */