mac68k/dev/adb_direct.c

131 #define ADB_SET_STATE_IDLE_II()		via_reg(VIA1, vBufB) |= (vPB4 | vPB5)
132 #define ADB_SET_STATE_IDLE_IISI()	via_reg(VIA1, vBufB) &= ~(vPB4 | vPB5)
133 #define ADB_SET_STATE_IDLE_CUDA()	via_reg(VIA1, vBufB) |= (vPB4 | vPB5)
134 #define ADB_SET_STATE_CMD()		via_reg(VIA1, vBufB) &= ~(vPB4 | vPB5)
135 #define ADB_SET_STATE_EVEN()		via_reg(VIA1, vBufB) = ((via_reg(VIA1, \
137 #define ADB_SET_STATE_ODD()		via_reg(VIA1, vBufB) = ((via_reg(VIA1, \
139 #define ADB_SET_STATE_ACTIVE() 		via_reg(VIA1, vBufB) |= vPB5
140 #define ADB_SET_STATE_INACTIVE()	via_reg(VIA1, vBufB) &= ~vPB5
141 #define ADB_SET_STATE_TIP()		via_reg(VIA1, vBufB) &= ~vPB5
142 #define ADB_CLR_STATE_TIP() 		via_reg(VIA1, vBufB) |= vPB5
143 #define ADB_SET_STATE_ACKON()		via_reg(VIA1, vBufB) |= vPB4
144 #define ADB_SET_STATE_ACKOFF()		via_reg(VIA1, vBufB) &= ~vPB4
145 #define ADB_TOGGLE_STATE_ACK_CUDA()	via_reg(VIA1, vBufB) ^= vPB4
146 #define ADB_SET_STATE_ACKON_CUDA()	via_reg(VIA1, vBufB) &= ~vPB4
147 #define ADB_SET_STATE_ACKOFF_CUDA()	via_reg(VIA1, vBufB) |= vPB4
148 #define ADB_SET_SR_INPUT()		via_reg(VIA1, vACR) &= ~vSR_OUT
149 #define ADB_SET_SR_OUTPUT()		via_reg(VIA1, vACR) |= vSR_OUT
150 #define ADB_SR()			via_reg(VIA1, vSR)
151 #define ADB_VIA_INTR_ENABLE()		via_reg(VIA1, vIER) = 0x84
152 #define ADB_VIA_INTR_DISABLE()		via_reg(VIA1, vIER) = 0x04
153 #define ADB_VIA_CLR_INTR()		via_reg(VIA1, vIFR) = 0x04
154 #define ADB_INTR_IS_OFF			(vPB3 == (via_reg(VIA1, vBufB) & vPB3))
155 #define ADB_INTR_IS_ON			(0 == (via_reg(VIA1, vBufB) & vPB3))
156 #define ADB_SR_INTR_IS_OFF		(0 == (via_reg(VIA1, vIFR) & vSR_INT))
157 #define ADB_SR_INTR_IS_ON		(vSR_INT == (via_reg(VIA1, \
1941 		via_reg(VIA1, vDirB) |= 0x30;	/* register B bits 4 and 5:
1943 		via_reg(VIA1, vDirB) &= 0xf7;	/* register B bit 3: input */
1944 		via_reg(VIA1, vACR) &= ~vSR_OUT;	/* make sure SR is set
1950 		via_reg(VIA1, vIER) = 0x84;	/* make sure VIA interrupts
1958 		via_reg(VIA1, vIER) = 0x84;
1959 		via_reg(VIA1, vIFR) = 0x04;
1967 		via_reg(VIA1, vDirB) |= 0x30;	/* register B bits 4 and 5:
1969 		via_reg(VIA1, vDirB) &= 0xf7;	/* register B bit 3: input */
1970 		via_reg(VIA1, vACR) &= ~vSR_OUT;	/* make sure SR is set
1976 		via_reg(VIA1, vIER) = 0x84;	/* make sure VIA interrupts
2006 		via_reg(VIA1, vDirB) |= 0x30;	/* register B bits 4 and 5:
2008 		via_reg(VIA1, vDirB) &= 0xf7;	/* register B bit 3: input */
2009 		via_reg(VIA1, vACR) &= ~vSR_OUT;	/* make sure SR is set
2011 		via_reg(VIA1, vACR) = (via_reg(VIA1, vACR) | 0x0c) & ~0x10;
2016 		via_reg(VIA1, vIER) = 0x84;	/* make sure VIA interrupts
2038 		via_reg(VIA1, vIER) = 0x04;	/* turn interrupts off - TO
2082 				(void)via_reg(VIA1, vBufB);