1 /* $NetBSD: hd64461.c,v 1.7 2002/03/28 15:26:59 uch Exp $ */ 2 3 /*- 4 * Copyright (c) 2001, 2002 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include <sys/param.h> 40 #include <sys/systm.h> 41 #include <sys/device.h> 42 #include <sys/boot_flag.h> 43 44 #include <machine/bus.h> 45 #include <machine/intr.h> 46 #include <machine/debug.h> 47 48 #include <hpcsh/dev/hd64461/hd64461var.h> 49 #include <hpcsh/dev/hd64461/hd64461reg.h> 50 #include <hpcsh/dev/hd64461/hd64461intcreg.h> 51 52 /* HD64461 modules. INTC, TIMER, POWER modules are included in hd64461if */ 53 STATIC struct hd64461_module { 54 const char *name; 55 } hd64461_modules[] = { 56 [HD64461_MODULE_VIDEO] = { "hd64461video" }, 57 [HD64461_MODULE_PCMCIA] = { "hd64461pcmcia" }, 58 [HD64461_MODULE_GPIO] = { "hd64461gpio" }, 59 [HD64461_MODULE_AFE] = { "hd64461afe" }, 60 [HD64461_MODULE_UART] = { "hd64461uart" }, 61 [HD64461_MODULE_FIR] = { "hd64461fir" }, 62 }; 63 #define HD64461_NMODULE \ 64 (sizeof hd64461_modules / sizeof(struct hd64461_module)) 65 66 STATIC int hd64461_match(struct device *, struct cfdata *, void *); 67 STATIC void hd64461_attach(struct device *, struct device *, void *); 68 STATIC int hd64461_print(void *, const char *); 69 #ifdef DEBUG 70 STATIC void hd64461_info(void); 71 #endif 72 73 struct cfattach hd64461if_ca = { 74 sizeof(struct device), hd64461_match, hd64461_attach 75 }; 76 77 int 78 hd64461_match(struct device *parent, struct cfdata *cf, void *aux) 79 { 80 81 switch (cpu_product) { 82 default: 83 /* HD64461 only supports SH7709 interface */ 84 return (0); 85 case CPU_PRODUCT_7709: 86 break; 87 case CPU_PRODUCT_7709A: 88 break; 89 } 90 91 if (strcmp("hd64461if", cf->cf_driver->cd_name)) 92 return (0); 93 94 return (1); 95 } 96 97 void 98 hd64461_attach(struct device *parent, struct device *self, void *aux) 99 { 100 struct hd64461_attach_args ha; 101 struct hd64461_module *module; 102 int i; 103 104 printf("\n"); 105 #ifdef DEBUG 106 if (bootverbose) 107 hd64461_info(); 108 #endif 109 110 /* Attach all sub modules */ 111 for (i = 0, module = hd64461_modules; i < HD64461_NMODULE; 112 i++, module++) { 113 if (module->name == 0) 114 continue; 115 ha.ha_module_id = i; 116 config_found(self, &ha, hd64461_print); 117 } 118 } 119 120 int 121 hd64461_print(void *aux, const char *pnp) 122 { 123 struct hd64461_attach_args *ha = aux; 124 125 if (pnp) 126 printf("%s at %s", 127 hd64461_modules[ha->ha_module_id].name, pnp); 128 129 return (UNCONF); 130 } 131 132 #ifdef DEBUG 133 void 134 hd64461_info() 135 { 136 u_int16_t r16; 137 138 dbg_banner_function(); 139 140 /* 141 * System 142 */ 143 printf("STBCR (System Control Register)\n"); 144 r16 = hd64461_reg_read_2(HD64461_SYSSTBCR_REG16); 145 #define DBG_BITMASK_PRINT(r, m) dbg_bitmask_print(r, HD64461_SYSSTBCR_##m, #m) 146 DBG_BITMASK_PRINT(r16, CKIO_STBY); 147 DBG_BITMASK_PRINT(r16, SAFECKE_IST); 148 DBG_BITMASK_PRINT(r16, SLCKE_IST); 149 DBG_BITMASK_PRINT(r16, SAFECKE_OST); 150 DBG_BITMASK_PRINT(r16, SLCKE_OST); 151 DBG_BITMASK_PRINT(r16, SMIAST); 152 DBG_BITMASK_PRINT(r16, SLCDST); 153 DBG_BITMASK_PRINT(r16, SPC0ST); 154 DBG_BITMASK_PRINT(r16, SPC1ST); 155 DBG_BITMASK_PRINT(r16, SAFEST); 156 DBG_BITMASK_PRINT(r16, STM0ST); 157 DBG_BITMASK_PRINT(r16, STM1ST); 158 DBG_BITMASK_PRINT(r16, SIRST); 159 DBG_BITMASK_PRINT(r16, SURTSD); 160 #undef DBG_BITMASK_PRINT 161 printf("\n"); 162 163 printf("SYSCR (System Configuration Register)\n"); 164 r16 = hd64461_reg_read_2(HD64461_SYSSYSCR_REG16); 165 #define DBG_BITMASK_PRINT(r, m) dbg_bitmask_print(r, HD64461_SYSSYSCR_##m, #m) 166 DBG_BITMASK_PRINT(r16, SCPU_BUS_IGAT); 167 DBG_BITMASK_PRINT(r16, SPTA_IR); 168 DBG_BITMASK_PRINT(r16, SPTA_TM); 169 DBG_BITMASK_PRINT(r16, SPTB_UR); 170 DBG_BITMASK_PRINT(r16, WAIT_CTL_SEL); 171 DBG_BITMASK_PRINT(r16, SMODE1); 172 DBG_BITMASK_PRINT(r16, SMODE0); 173 #undef DBG_BITMASK_PRINT 174 printf("\n"); 175 176 printf("SCPUCR (CPU Data Bus Control Register)\n"); 177 r16 = hd64461_reg_read_2(HD64461_SYSSCPUCR_REG16); 178 #define DBG_BITMASK_PRINT(r, m) dbg_bitmask_print(r, HD64461_SYSSCPUCR_##m, #m) 179 DBG_BITMASK_PRINT(r16, SPDSTOF); 180 DBG_BITMASK_PRINT(r16, SPDSTIG); 181 DBG_BITMASK_PRINT(r16, SPCSTOF); 182 DBG_BITMASK_PRINT(r16, SPCSTIG); 183 DBG_BITMASK_PRINT(r16, SPBSTOF); 184 DBG_BITMASK_PRINT(r16, SPBSTIG); 185 DBG_BITMASK_PRINT(r16, SPASTOF); 186 DBG_BITMASK_PRINT(r16, SPASTIG); 187 DBG_BITMASK_PRINT(r16, SLCDSTIG); 188 DBG_BITMASK_PRINT(r16, SCPU_CS56_EP); 189 DBG_BITMASK_PRINT(r16, SCPU_CMD_EP); 190 DBG_BITMASK_PRINT(r16, SCPU_ADDR_EP); 191 DBG_BITMASK_PRINT(r16, SCPDPU); 192 DBG_BITMASK_PRINT(r16, SCPU_A2319_EP); 193 #undef DBG_BITMASK_PRINT 194 printf("\n"); 195 196 printf("\n"); 197 /* 198 * INTC 199 */ 200 printf("NIRR (Interrupt Request Register)\n"); 201 r16 = hd64461_reg_read_2(HD64461_INTCNIRR_REG16); 202 #define DBG_BITMASK_PRINT(r, m) dbg_bitmask_print(r, HD64461_INTCNIRR_##m, #m) 203 DBG_BITMASK_PRINT(r16, PCC0R); 204 DBG_BITMASK_PRINT(r16, PCC1R); 205 DBG_BITMASK_PRINT(r16, AFER); 206 DBG_BITMASK_PRINT(r16, GPIOR); 207 DBG_BITMASK_PRINT(r16, TMU0R); 208 DBG_BITMASK_PRINT(r16, TMU1R); 209 DBG_BITMASK_PRINT(r16, IRDAR); 210 DBG_BITMASK_PRINT(r16, UARTR); 211 #undef DBG_BITMASK_PRINT 212 printf("\n"); 213 214 printf("NIMR (Interrupt Mask Register)\n"); 215 r16 = hd64461_reg_read_2(HD64461_INTCNIMR_REG16); 216 #define DBG_BITMASK_PRINT(r, m) dbg_bitmask_print(r, HD64461_INTCNIMR_##m, #m) 217 DBG_BITMASK_PRINT(r16, PCC0M); 218 DBG_BITMASK_PRINT(r16, PCC1M); 219 DBG_BITMASK_PRINT(r16, AFEM); 220 DBG_BITMASK_PRINT(r16, GPIOM); 221 DBG_BITMASK_PRINT(r16, TMU0M); 222 DBG_BITMASK_PRINT(r16, TMU1M); 223 DBG_BITMASK_PRINT(r16, IRDAM); 224 DBG_BITMASK_PRINT(r16, UARTM); 225 #undef DBG_BITMASK_PRINT 226 printf("\n"); 227 228 dbg_banner_line(); 229 } 230 #endif /* DEBUG */ 231