summaryrefslogtreecommitdiff
path: root/drivers/net/skfp/hwt.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/skfp/hwt.c')
-rw-r--r--drivers/net/skfp/hwt.c42
1 files changed, 3 insertions, 39 deletions
diff --git a/drivers/net/skfp/hwt.c b/drivers/net/skfp/hwt.c
index e01f8a0f35c6..053151468f93 100644
--- a/drivers/net/skfp/hwt.c
+++ b/drivers/net/skfp/hwt.c
@@ -77,25 +77,10 @@ void hwt_start(struct s_smc *smc, u_long time)
*/
if (!cnt)
cnt++ ;
-#ifndef PCI
- /*
- * 6.25MHz -> CLK0 : T0 (cnt0 = 16us) -> OUT0
- * OUT0 -> CLK1 : T1 (cnt1) OUT1 -> ISRA(IS_TIMINT)
- */
- OUT_82c54_TIMER(3,1<<6 | 3<<4 | 0<<1) ; /* counter 1, mode 0 */
- OUT_82c54_TIMER(1,cnt & 0xff) ; /* LSB */
- OUT_82c54_TIMER(1,(cnt>>8) & 0xff) ; /* MSB */
- /*
- * start timer by switching counter 0 to mode 3
- * T0 resolution 16 us (CLK0=0.16us)
- */
- OUT_82c54_TIMER(3,0<<6 | 3<<4 | 3<<1) ; /* counter 0, mode 3 */
- OUT_82c54_TIMER(0,100) ; /* LSB */
- OUT_82c54_TIMER(0,0) ; /* MSB */
-#else /* PCI */
+
outpd(ADDR(B2_TI_INI), (u_long) cnt * 200) ; /* Load timer value. */
outpw(ADDR(B2_TI_CRTL), TIM_START) ; /* Start timer. */
-#endif /* PCI */
+
smc->hw.timer_activ = TRUE ;
}
@@ -115,15 +100,8 @@ void hwt_start(struct s_smc *smc, u_long time)
************************/
void hwt_stop(struct s_smc *smc)
{
-#ifndef PCI
- /* stop counter 0 by switching to mode 0 */
- OUT_82c54_TIMER(3,0<<6 | 3<<4 | 0<<1) ; /* counter 0, mode 0 */
- OUT_82c54_TIMER(0,0) ; /* LSB */
- OUT_82c54_TIMER(0,0) ; /* MSB */
-#else /* PCI */
outpw(ADDR(B2_TI_CRTL), TIM_STOP) ;
outpw(ADDR(B2_TI_CRTL), TIM_CL_IRQ) ;
-#endif /* PCI */
smc->hw.timer_activ = FALSE ;
}
@@ -168,11 +146,6 @@ void hwt_init(struct s_smc *smc)
void hwt_restart(struct s_smc *smc)
{
hwt_stop(smc) ;
-#ifndef PCI
- OUT_82c54_TIMER(3,1<<6 | 3<<4 | 0<<1) ; /* counter 1, mode 0 */
- OUT_82c54_TIMER(1,1 ) ; /* LSB */
- OUT_82c54_TIMER(1,0 ) ; /* MSB */
-#endif
}
/************************
@@ -191,21 +164,12 @@ void hwt_restart(struct s_smc *smc)
u_long hwt_read(struct s_smc *smc)
{
u_short tr ;
-#ifndef PCI
- u_short is ;
-#else
u_long is ;
-#endif
if (smc->hw.timer_activ) {
hwt_stop(smc) ;
-#ifndef PCI
- OUT_82c54_TIMER(3,1<<6) ; /* latch command */
- tr = IN_82c54_TIMER(1) & 0xff ;
- tr += (IN_82c54_TIMER(1) & 0xff)<<8 ;
-#else /* PCI */
tr = (u_short)((inpd(ADDR(B2_TI_VAL))/200) & 0xffff) ;
-#endif /* PCI */
+
is = GET_ISR() ;
/* Check if timer expired (or wraparound). */
if ((tr > smc->hw.t_start) || (is & IS_TIMINT)) {