1 /* $NetBSD: mfp.h,v 1.5 2005/12/11 12:19:37 christos Exp $ */ 2 3 /* 4 * 5 * Copyright (c) 1998 NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by Charles D. Cranor and 19 * Washington University. 20 * 4. The name of the author may not be used to endorse or promote products 21 * derived from this software without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 27 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 28 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 32 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 #define MFP_ADDR 0x00e88000 36 #define MFP_INTR 0x40 37 38 struct mfp_softc { 39 struct device sc_dev; 40 41 bus_space_tag_t sc_bst; 42 bus_space_handle_t sc_bht; 43 int sc_intr; 44 }; 45 46 /* 47 * MFP registers 48 */ 49 #define MFP_GPIP 0x01 50 #define MFP_AER 0x03 51 #define MFP_DDR 0x05 52 #define MFP_IERA 0x07 53 #define MFP_IERB 0x09 54 #define MFP_IPRA 0x0b 55 #define MFP_IPRB 0x0d 56 #define MFP_ISRA 0x0f 57 #define MFP_ISRB 0x11 58 #define MFP_IMRA 0x13 59 #define MFP_IMRB 0x15 60 #define MFP_VR 0x17 61 #define MFP_TACR 0x19 62 #define MFP_TIMERA_STOP 0 63 #define MFP_TIMERA_RESET 0x10 64 #define MFP_TBCR 0x1b 65 #define MFP_TIMERB_STOP 0 66 #define MFP_TIMERB_RESET 0x10 67 #define MFP_TCDCR 0x1d 68 #define MFP_TADR 0x1f 69 #define MFP_TBDR 0x21 70 #define MFP_TCDR 0x23 71 #define MFP_TDDR 0x25 72 #define MFP_UCR 0x29 73 #define MFP_UCR_EVENP 0x02 74 #define MFP_UCR_PARENB 0x04 75 #define MFP_UCR_SYNCMODE 0x00 76 #define MFP_UCR_ONESB 0x08 77 #define MFP_UCR_1P5SB 0x10 78 #define MFP_UCR_TWOSB 0x18 79 #define MFP_UCR_RW_5 0x60 80 #define MFP_UCR_RW_6 0x40 81 #define MFP_UCR_RW_7 0x20 82 #define MFP_UCR_RW_8 0x00 83 #define MFP_UCR_CLKX16 0x80 84 #define MFP_RSR 0x2b 85 #define MFP_RSR_BF 0x80 86 #define MFP_RSR_OE 0x40 87 #define MFP_RSR_PE 0x20 88 #define MFP_RSR_FE 0x10 89 #define MFP_RSR_SS 0x02 90 #define MFP_RSR_RE 0x01 91 #define MFP_TSR 0x2d 92 #define MFP_TSR_BE 0x80 93 #define MFP_TSR_TE 0x01 94 #define MFP_UDR 0x2f 95 96 97 /* 98 * machine dependent definitions 99 */ 100 101 /* GPIP port bitmap */ 102 #define MFP_GPIP_HSYNC 0x80 103 #define MFP_GPIP_CRTC 0x40 104 #define MFP_GPIP_UNUSED1 0x20 105 #define MFP_GPIP_VDISP 0x10 106 #define MFP_GPIP_OPM 0x08 107 #define MFP_GPIP_FRONT_SWITCH 0x04 108 #define MFP_GPIP_EXPWON 0x02 109 #define MFP_GPIP_RTC_ALARM 0x01 110 111 /* interrupt A */ 112 #define MFP_INTR_HSYNC 0x80 113 #define MFP_INTR_CRTC 0x40 114 #define MFP_INTR_TIMER_A 0x20 115 #define MFP_INTR_RCV_FULL 0x10 116 #define MFP_INTR_RCV_ERROR 0x08 117 #define MFP_INTR_XMIT_EMPTY 0x04 118 #define MFP_INTR_XMIT_ERROR 0x02 119 #define MFP_INTR_TIMER_B 0x01 120 121 /* interrupt B */ 122 #define MFP_INTR_VDISP 0x40 123 #define MFP_INTR_TIMER_C 0x20 124 #define MFP_INTR_TIMER_D 0x10 125 #define MFP_INTR_OPM 0x08 126 #define MFP_INTR_FRONT_SWITCH 0x04 127 #define MFP_INTR_EXPWON 0x02 128 #define MFP_INTR_RTC_ALARM 0x01 129 130 131 /* XXX */ 132 #include <arch/x68k/dev/intiovar.h> 133 #define mfp_base INTIO_ADDR(MFP_ADDR) 134 #define mfp_set_aer(a) \ 135 mfp_base[MFP_AER] = ((u_int8_t) (a)) 136 #define mfp_set_ddr(a) \ 137 mfp_base[MFP_DDR] = ((u_int8_t) (a)) 138 #define mfp_set_iera(a) \ 139 mfp_base[MFP_IERA] = ((u_int8_t) (a)) 140 #define mfp_set_ierb(a) \ 141 mfp_base[MFP_IERB] = ((u_int8_t) (a)) 142 #define mfp_set_ipra(a) \ 143 mfp_base[MFP_IPRA] = ((u_int8_t) (a)) 144 #define mfp_set_iprb(a) \ 145 mfp_base[MFP_IPRB] = ((u_int8_t) (a)) 146 #define mfp_set_isra(a) \ 147 mfp_base[MFP_ISRA] = ((u_int8_t) (a)) 148 #define mfp_set_isrb(a) \ 149 mfp_base[MFP_ISRB] = ((u_int8_t) (a)) 150 #define mfp_set_imra(a) \ 151 mfp_base[MFP_IMRA] = ((u_int8_t) (a)) 152 #define mfp_set_imrb(a) \ 153 mfp_base[MFP_IMRB] = ((u_int8_t) (a)) 154 #define mfp_set_vr(a) \ 155 mfp_base[MFP_VR] = ((u_int8_t) (a)) 156 #define mfp_set_tacr(a) \ 157 mfp_base[MFP_TACR] = ((u_int8_t) (a)) 158 #define mfp_set_tbcr(a) \ 159 mfp_base[MFP_TBCR] = ((u_int8_t) (a)) 160 #define mfp_set_tcdcr(a) \ 161 mfp_base[MFP_TCDCR] = ((u_int8_t) (a)) 162 #define mfp_set_tadr(a) \ 163 mfp_base[MFP_TADR] = ((u_int8_t) (a)) 164 #define mfp_set_tbdr(a) \ 165 mfp_base[MFP_TBDR] = ((u_int8_t) (a)) 166 #define mfp_set_tcdr(a) \ 167 mfp_base[MFP_TCDR] = ((u_int8_t) (a)) 168 #define mfp_set_tddr(a) \ 169 mfp_base[MFP_TDDR] = ((u_int8_t) (a)) 170 #define mfp_set_ucr(a) \ 171 mfp_base[MFP_UCR] = ((u_int8_t) (a)) 172 #define mfp_set_rsr(a) \ 173 mfp_base[MFP_RSR] = ((u_int8_t) (a)) 174 #define mfp_set_tsr(a) \ 175 mfp_base[MFP_TSR] = ((u_int8_t) (a)) 176 #define mfp_set_udr(a) \ 177 mfp_base[MFP_UDR] = ((u_int8_t) (a)) 178 179 #define mfp_get_gpip() (mfp_base[MFP_GPIP]) 180 #define mfp_get_aer() (mfp_base[MFP_AER]) 181 #define mfp_get_ddr() (mfp_base[MFP_DDR]) 182 #define mfp_get_iera() (mfp_base[MFP_IERA]) 183 #define mfp_get_ierb() (mfp_base[MFP_IERB]) 184 #define mfp_get_ipra() (mfp_base[MFP_IPRA]) 185 #define mfp_get_iprb() (mfp_base[MFP_IPRB]) 186 #define mfp_get_isra() (mfp_base[MFP_ISRA]) 187 #define mfp_get_isrb() (mfp_base[MFP_ISRB]) 188 #define mfp_get_imra() (mfp_base[MFP_IMRA]) 189 #define mfp_get_imrb() (mfp_base[MFP_IMRB]) 190 #define mfp_get_vr() (mfp_base[MFP_VR]) 191 #define mfp_get_tacr() (mfp_base[MFP_TACR]) 192 #define mfp_get_tbcr() (mfp_base[MFP_TBCR]) 193 #define mfp_get_tcdcr() (mfp_base[MFP_TCDCR]) 194 #define mfp_get_tadr() (mfp_base[MFP_TADR]) 195 #define mfp_get_tbdr() (mfp_base[MFP_TBDR]) 196 #define mfp_get_tcdr() (mfp_base[MFP_TCDR]) 197 #define mfp_get_tddr() (mfp_base[MFP_TDDR]) 198 #define mfp_get_ucr() (mfp_base[MFP_UCR]) 199 #define mfp_get_rsr() (mfp_base[MFP_RSR]) 200 #define mfp_get_tsr() (mfp_base[MFP_TSR]) 201 #define mfp_get_udr() (mfp_base[MFP_UDR]) 202 203 #define mfp_bit_set(reg,bits) (mfp_base[(reg)] |= (bits)) 204 #define mfp_bit_clear(reg,bits) (mfp_base[(reg)] &= (~(bits))) 205 206 #define mfp_bit_set_gpip(bits) mfp_bit_set(MFP_GPIP, (bits)) 207 #define mfp_bit_clear_gpip(bits) mfp_bit_clear(MFP_GPIP, (bits)) 208 #define mfp_bit_set_iera(bits) mfp_bit_set(MFP_IERA, (bits)) 209 #define mfp_bit_clear_iera(bits) mfp_bit_clear(MFP_IERA, (bits)) 210 #define mfp_bit_set_ierb(bits) mfp_bit_set(MFP_IERB, (bits)) 211 #define mfp_bit_clear_ierb(bits) mfp_bit_clear(MFP_IERB, (bits)) 212 213 void mfp_wait_for_hsync(void); 214 int mfp_send_usart(int); 215 int mfp_receive_usart(void); 216