1 /* $NetBSD: mfp.h,v 1.9 2009/11/07 19:54:17 snj Exp $ */ 2 3 /* 4 * Copyright (c) 1998 NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #define MFP_ADDR 0x00e88000 29 #define MFP_INTR 0x40 30 31 struct mfp_softc { 32 bus_space_tag_t sc_bst; 33 bus_space_handle_t sc_bht; 34 int sc_intr; 35 }; 36 37 /* 38 * MFP registers 39 */ 40 #define MFP_GPIP 0x01 41 #define MFP_AER 0x03 42 #define MFP_DDR 0x05 43 #define MFP_IERA 0x07 44 #define MFP_IERB 0x09 45 #define MFP_IPRA 0x0b 46 #define MFP_IPRB 0x0d 47 #define MFP_ISRA 0x0f 48 #define MFP_ISRB 0x11 49 #define MFP_IMRA 0x13 50 #define MFP_IMRB 0x15 51 #define MFP_VR 0x17 52 #define MFP_TACR 0x19 53 #define MFP_TIMERA_STOP 0 54 #define MFP_TIMERA_RESET 0x10 55 #define MFP_TBCR 0x1b 56 #define MFP_TIMERB_STOP 0 57 #define MFP_TIMERB_RESET 0x10 58 #define MFP_TCDCR 0x1d 59 #define MFP_TADR 0x1f 60 #define MFP_TBDR 0x21 61 #define MFP_TCDR 0x23 62 #define MFP_TDDR 0x25 63 #define MFP_UCR 0x29 64 #define MFP_UCR_EVENP 0x02 65 #define MFP_UCR_PARENB 0x04 66 #define MFP_UCR_SYNCMODE 0x00 67 #define MFP_UCR_ONESB 0x08 68 #define MFP_UCR_1P5SB 0x10 69 #define MFP_UCR_TWOSB 0x18 70 #define MFP_UCR_RW_5 0x60 71 #define MFP_UCR_RW_6 0x40 72 #define MFP_UCR_RW_7 0x20 73 #define MFP_UCR_RW_8 0x00 74 #define MFP_UCR_CLKX16 0x80 75 #define MFP_RSR 0x2b 76 #define MFP_RSR_BF 0x80 77 #define MFP_RSR_OE 0x40 78 #define MFP_RSR_PE 0x20 79 #define MFP_RSR_FE 0x10 80 #define MFP_RSR_SS 0x02 81 #define MFP_RSR_RE 0x01 82 #define MFP_TSR 0x2d 83 #define MFP_TSR_BE 0x80 84 #define MFP_TSR_TE 0x01 85 #define MFP_UDR 0x2f 86 87 88 /* 89 * machine dependent definitions 90 */ 91 92 /* GPIP port bitmap */ 93 #define MFP_GPIP_HSYNC 0x80 94 #define MFP_GPIP_CRTC 0x40 95 #define MFP_GPIP_UNUSED1 0x20 96 #define MFP_GPIP_VDISP 0x10 97 #define MFP_GPIP_OPM 0x08 98 #define MFP_GPIP_FRONT_SWITCH 0x04 99 #define MFP_GPIP_EXPWON 0x02 100 #define MFP_GPIP_RTC_ALARM 0x01 101 102 /* interrupt A */ 103 #define MFP_INTR_HSYNC 0x80 104 #define MFP_INTR_CRTC 0x40 105 #define MFP_INTR_TIMER_A 0x20 106 #define MFP_INTR_RCV_FULL 0x10 107 #define MFP_INTR_RCV_ERROR 0x08 108 #define MFP_INTR_XMIT_EMPTY 0x04 109 #define MFP_INTR_XMIT_ERROR 0x02 110 #define MFP_INTR_TIMER_B 0x01 111 112 /* interrupt B */ 113 #define MFP_INTR_VDISP 0x40 114 #define MFP_INTR_TIMER_C 0x20 115 #define MFP_INTR_TIMER_D 0x10 116 #define MFP_INTR_OPM 0x08 117 #define MFP_INTR_FRONT_SWITCH 0x04 118 #define MFP_INTR_EXPWON 0x02 119 #define MFP_INTR_RTC_ALARM 0x01 120 121 122 /* XXX */ 123 #include <arch/x68k/dev/intiovar.h> 124 #define mfp_base ((volatile uint8_t *)IIOV(MFP_ADDR)) 125 #define mfp_set_aer(a) \ 126 mfp_base[MFP_AER] = ((u_int8_t) (a)) 127 #define mfp_set_ddr(a) \ 128 mfp_base[MFP_DDR] = ((u_int8_t) (a)) 129 #define mfp_set_iera(a) \ 130 mfp_base[MFP_IERA] = ((u_int8_t) (a)) 131 #define mfp_set_ierb(a) \ 132 mfp_base[MFP_IERB] = ((u_int8_t) (a)) 133 #define mfp_set_ipra(a) \ 134 mfp_base[MFP_IPRA] = ((u_int8_t) (a)) 135 #define mfp_set_iprb(a) \ 136 mfp_base[MFP_IPRB] = ((u_int8_t) (a)) 137 #define mfp_set_isra(a) \ 138 mfp_base[MFP_ISRA] = ((u_int8_t) (a)) 139 #define mfp_set_isrb(a) \ 140 mfp_base[MFP_ISRB] = ((u_int8_t) (a)) 141 #define mfp_set_imra(a) \ 142 mfp_base[MFP_IMRA] = ((u_int8_t) (a)) 143 #define mfp_set_imrb(a) \ 144 mfp_base[MFP_IMRB] = ((u_int8_t) (a)) 145 #define mfp_set_vr(a) \ 146 mfp_base[MFP_VR] = ((u_int8_t) (a)) 147 #define mfp_set_tacr(a) \ 148 mfp_base[MFP_TACR] = ((u_int8_t) (a)) 149 #define mfp_set_tbcr(a) \ 150 mfp_base[MFP_TBCR] = ((u_int8_t) (a)) 151 #define mfp_set_tcdcr(a) \ 152 mfp_base[MFP_TCDCR] = ((u_int8_t) (a)) 153 #define mfp_set_tadr(a) \ 154 mfp_base[MFP_TADR] = ((u_int8_t) (a)) 155 #define mfp_set_tbdr(a) \ 156 mfp_base[MFP_TBDR] = ((u_int8_t) (a)) 157 #define mfp_set_tcdr(a) \ 158 mfp_base[MFP_TCDR] = ((u_int8_t) (a)) 159 #define mfp_set_tddr(a) \ 160 mfp_base[MFP_TDDR] = ((u_int8_t) (a)) 161 #define mfp_set_ucr(a) \ 162 mfp_base[MFP_UCR] = ((u_int8_t) (a)) 163 #define mfp_set_rsr(a) \ 164 mfp_base[MFP_RSR] = ((u_int8_t) (a)) 165 #define mfp_set_tsr(a) \ 166 mfp_base[MFP_TSR] = ((u_int8_t) (a)) 167 #define mfp_set_udr(a) \ 168 mfp_base[MFP_UDR] = ((u_int8_t) (a)) 169 170 #define mfp_get_gpip() (mfp_base[MFP_GPIP]) 171 #define mfp_get_aer() (mfp_base[MFP_AER]) 172 #define mfp_get_ddr() (mfp_base[MFP_DDR]) 173 #define mfp_get_iera() (mfp_base[MFP_IERA]) 174 #define mfp_get_ierb() (mfp_base[MFP_IERB]) 175 #define mfp_get_ipra() (mfp_base[MFP_IPRA]) 176 #define mfp_get_iprb() (mfp_base[MFP_IPRB]) 177 #define mfp_get_isra() (mfp_base[MFP_ISRA]) 178 #define mfp_get_isrb() (mfp_base[MFP_ISRB]) 179 #define mfp_get_imra() (mfp_base[MFP_IMRA]) 180 #define mfp_get_imrb() (mfp_base[MFP_IMRB]) 181 #define mfp_get_vr() (mfp_base[MFP_VR]) 182 #define mfp_get_tacr() (mfp_base[MFP_TACR]) 183 #define mfp_get_tbcr() (mfp_base[MFP_TBCR]) 184 #define mfp_get_tcdcr() (mfp_base[MFP_TCDCR]) 185 #define mfp_get_tadr() (mfp_base[MFP_TADR]) 186 #define mfp_get_tbdr() (mfp_base[MFP_TBDR]) 187 #define mfp_get_tcdr() (mfp_base[MFP_TCDR]) 188 #define mfp_get_tddr() (mfp_base[MFP_TDDR]) 189 #define mfp_get_ucr() (mfp_base[MFP_UCR]) 190 #define mfp_get_rsr() (mfp_base[MFP_RSR]) 191 #define mfp_get_tsr() (mfp_base[MFP_TSR]) 192 #define mfp_get_udr() (mfp_base[MFP_UDR]) 193 194 #define mfp_bit_set(reg,bits) (mfp_base[(reg)] |= (bits)) 195 #define mfp_bit_clear(reg,bits) (mfp_base[(reg)] &= (~(bits))) 196 197 #define mfp_bit_set_gpip(bits) mfp_bit_set(MFP_GPIP, (bits)) 198 #define mfp_bit_clear_gpip(bits) mfp_bit_clear(MFP_GPIP, (bits)) 199 #define mfp_bit_set_aer(bits) mfp_bit_set(MFP_AER, (bits)) 200 #define mfp_bit_clear_aer(bits) mfp_bit_clear(MFP_AER, (bits)) 201 #define mfp_bit_set_iera(bits) mfp_bit_set(MFP_IERA, (bits)) 202 #define mfp_bit_clear_iera(bits) mfp_bit_clear(MFP_IERA, (bits)) 203 #define mfp_bit_set_ierb(bits) mfp_bit_set(MFP_IERB, (bits)) 204 #define mfp_bit_clear_ierb(bits) mfp_bit_clear(MFP_IERB, (bits)) 205 206 void mfp_wait_for_hsync(void); 207 int mfp_send_usart(int); 208 int mfp_receive_usart(void); 209