gonzui

tkernel_2

kernel/sysdepend/device/tef_em1d/cntwus.c - 2.7KB - 97 lines

52:         /* select clock */
53:         out_w(TI0TIN_SEL, (in_w(TI0TIN_SEL) & ~3) | TITIN_PLL3);
54: 
55:         /* supply clock */
56:         out_w(GCLKCTRL3ENA, in_w(GCLKCTRL3ENA) | TI0_TIN_GCK);
57:         out_w(GCLKCTRL3,    in_w(GCLKCTRL3)    | TI0_TIN_GCK);
58: 
60:         out_w(TI_OP, TM_EN);
61:         while ( (in_w(TI_SCLR) & TM_SCLR) != 0 );
62:         WaitLoop(100);
72:         /* measurement */
73:         t0 = in_w(TI_RCR);
74:         WaitLoop(1001);
75:         t1 = in_w(TI_RCR);
76:         WaitLoop(21001);
77:         t2 = in_w(TI_RCR);
78: 
82:         /* stop clock */
83:         out_w(GCLKCTRL3, in_w(GCLKCTRL3) & ~TI0_TIN_GCK);
84: 
94:          */
95:         d = in_w(DIVTIMTIN);
96:         SCInfo.loop64us = TIN_CLK(d) / (cnt * (50/2)) * (64/2);