1 /* 2 * SH-7750 memory-mapped registers 3 * This file based on information provided in the following document: 4 * "Hitachi SuperH (tm) RISC engine. SH7750 Series (SH7750, SH7750S) 5 * Hardware Manual" 6 * Document Number ADE-602-124C, Rev. 4.0, 4/21/00, Hitachi Ltd. 7 * 8 * Copyright (C) 2001 OKTET Ltd., St.-Petersburg, Russia 9 * Author: Alexandra Kossovsky <sasha@oktet.ru> 10 * Victor V. Vengerov <vvv@oktet.ru> 11 * 12 * The license and distribution terms for this file may be 13 * found in this file hereafter or at http://www.rtems.com/license/LICENSE. 14 * 15 * LICENSE INFORMATION 16 * 17 * RTEMS is free software; you can redistribute it and/or modify it under 18 * terms of the GNU General Public License as published by the 19 * Free Software Foundation; either version 2, or (at your option) any 20 * later version. RTEMS is distributed in the hope that it will be useful, 21 * but WITHOUT ANY WARRANTY; without even the implied warranty of 22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 23 * General Public License for more details. You should have received 24 * a copy of the GNU General Public License along with RTEMS; see 25 * file COPYING. If not, see <https://www.gnu.org/licenses/>. 26 * 27 * As a special exception, including RTEMS header files in a file, 28 * instantiating RTEMS generics or templates, or linking other files 29 * with RTEMS objects to produce an executable application, does not 30 * by itself cause the resulting executable application to be covered 31 * by the GNU General Public License. This exception does not 32 * however invalidate any other reasons why the executable file might be 33 * covered by the GNU Public License. 34 * 35 * @(#) sh7750_regs.h,v 1.2.4.1 2003/09/04 18:46:00 joel Exp 36 */ 37 38 #ifndef SH7750_REGS_H 39 #define SH7750_REGS_H 40 41 /* 42 * All register has 2 addresses: in 0xff000000 - 0xffffffff (P4 address) and 43 * in 0x1f000000 - 0x1fffffff (area 7 address) 44 */ 45 #define SH7750_P4_BASE 0xff000000 /* Accessible only in privileged mode */ 46 #define SH7750_A7_BASE 0x1f000000 /* Accessible only using TLB */ 47 48 #define SH7750_P4_REG32(ofs) (SH7750_P4_BASE + (ofs)) 49 #define SH7750_A7_REG32(ofs) (SH7750_A7_BASE + (ofs)) 50 51 /* 52 * MMU Registers 53 */ 54 55 /* Page Table Entry High register - PTEH */ 56 #define SH7750_PTEH_REGOFS 0x000000 /* offset */ 57 #define SH7750_PTEH SH7750_P4_REG32(SH7750_PTEH_REGOFS) 58 #define SH7750_PTEH_A7 SH7750_A7_REG32(SH7750_PTEH_REGOFS) 59 #define SH7750_PTEH_VPN 0xfffffd00 /* Virtual page number */ 60 #define SH7750_PTEH_VPN_S 10 61 #define SH7750_PTEH_ASID 0x000000ff /* Address space identifier */ 62 #define SH7750_PTEH_ASID_S 0 63 64 /* Page Table Entry Low register - PTEL */ 65 #define SH7750_PTEL_REGOFS 0x000004 /* offset */ 66 #define SH7750_PTEL SH7750_P4_REG32(SH7750_PTEL_REGOFS) 67 #define SH7750_PTEL_A7 SH7750_A7_REG32(SH7750_PTEL_REGOFS) 68 #define SH7750_PTEL_PPN 0x1ffffc00 /* Physical page number */ 69 #define SH7750_PTEL_PPN_S 10 70 #define SH7750_PTEL_V 0x00000100 /* Validity (0-entry is invalid) */ 71 #define SH7750_PTEL_SZ1 0x00000080 /* Page size bit 1 */ 72 #define SH7750_PTEL_SZ0 0x00000010 /* Page size bit 0 */ 73 #define SH7750_PTEL_SZ_1KB 0x00000000 /* 1-kbyte page */ 74 #define SH7750_PTEL_SZ_4KB 0x00000010 /* 4-kbyte page */ 75 #define SH7750_PTEL_SZ_64KB 0x00000080 /* 64-kbyte page */ 76 #define SH7750_PTEL_SZ_1MB 0x00000090 /* 1-Mbyte page */ 77 #define SH7750_PTEL_PR 0x00000060 /* Protection Key Data */ 78 #define SH7750_PTEL_PR_ROPO 0x00000000 /* read-only in priv mode */ 79 #define SH7750_PTEL_PR_RWPO 0x00000020 /* read-write in priv mode */ 80 #define SH7750_PTEL_PR_ROPU 0x00000040 /* read-only in priv or user mode */ 81 #define SH7750_PTEL_PR_RWPU 0x00000060 /* read-write in priv or user mode */ 82 #define SH7750_PTEL_C 0x00000008 /* Cacheability */ 83 /* (0 - page not cacheable) */ 84 #define SH7750_PTEL_D 0x00000004 /* Dirty bit (1 - write has been */ 85 /* performed to a page) */ 86 #define SH7750_PTEL_SH 0x00000002 /* Share Status bit (1 - page are */ 87 /* shared by processes) */ 88 #define SH7750_PTEL_WT 0x00000001 /* Write-through bit, specifies the */ 89 /* cache write mode: */ 90 /* 0 - Copy-back mode */ 91 /* 1 - Write-through mode */ 92 93 /* Page Table Entry Assistance register - PTEA */ 94 #define SH7750_PTEA_REGOFS 0x000034 /* offset */ 95 #define SH7750_PTEA SH7750_P4_REG32(SH7750_PTEA_REGOFS) 96 #define SH7750_PTEA_A7 SH7750_A7_REG32(SH7750_PTEA_REGOFS) 97 #define SH7750_PTEA_TC 0x00000008 /* Timing Control bit */ 98 /* 0 - use area 5 wait states */ 99 /* 1 - use area 6 wait states */ 100 #define SH7750_PTEA_SA 0x00000007 /* Space Attribute bits: */ 101 #define SH7750_PTEA_SA_UNDEF 0x00000000 /* 0 - undefined */ 102 #define SH7750_PTEA_SA_IOVAR 0x00000001 /* 1 - variable-size I/O space */ 103 #define SH7750_PTEA_SA_IO8 0x00000002 /* 2 - 8-bit I/O space */ 104 #define SH7750_PTEA_SA_IO16 0x00000003 /* 3 - 16-bit I/O space */ 105 #define SH7750_PTEA_SA_CMEM8 0x00000004 /* 4 - 8-bit common memory space */ 106 #define SH7750_PTEA_SA_CMEM16 0x00000005 /* 5 - 16-bit common memory space */ 107 #define SH7750_PTEA_SA_AMEM8 0x00000006 /* 6 - 8-bit attr memory space */ 108 #define SH7750_PTEA_SA_AMEM16 0x00000007 /* 7 - 16-bit attr memory space */ 109 110 111 /* Translation table base register */ 112 #define SH7750_TTB_REGOFS 0x000008 /* offset */ 113 #define SH7750_TTB SH7750_P4_REG32(SH7750_TTB_REGOFS) 114 #define SH7750_TTB_A7 SH7750_A7_REG32(SH7750_TTB_REGOFS) 115 116 /* TLB exception address register - TEA */ 117 #define SH7750_TEA_REGOFS 0x00000c /* offset */ 118 #define SH7750_TEA SH7750_P4_REG32(SH7750_TEA_REGOFS) 119 #define SH7750_TEA_A7 SH7750_A7_REG32(SH7750_TEA_REGOFS) 120 121 /* MMU control register - MMUCR */ 122 #define SH7750_MMUCR_REGOFS 0x000010 /* offset */ 123 #define SH7750_MMUCR SH7750_P4_REG32(SH7750_MMUCR_REGOFS) 124 #define SH7750_MMUCR_A7 SH7750_A7_REG32(SH7750_MMUCR_REGOFS) 125 #define SH7750_MMUCR_AT 0x00000001 /* Address translation bit */ 126 #define SH7750_MMUCR_TI 0x00000004 /* TLB invalidate */ 127 #define SH7750_MMUCR_SV 0x00000100 /* Single Virtual Mode bit */ 128 #define SH7750_MMUCR_SQMD 0x00000200 /* Store Queue Mode bit */ 129 #define SH7750_MMUCR_URC 0x0000FC00 /* UTLB Replace Counter */ 130 #define SH7750_MMUCR_URC_S 10 131 #define SH7750_MMUCR_URB 0x00FC0000 /* UTLB Replace Boundary */ 132 #define SH7750_MMUCR_URB_S 18 133 #define SH7750_MMUCR_LRUI 0xFC000000 /* Least Recently Used ITLB */ 134 #define SH7750_MMUCR_LRUI_S 26 135 136 137 138 139 /* 140 * Cache registers 141 * IC -- instructions cache 142 * OC -- operand cache 143 */ 144 145 /* Cache Control Register - CCR */ 146 #define SH7750_CCR_REGOFS 0x00001c /* offset */ 147 #define SH7750_CCR SH7750_P4_REG32(SH7750_CCR_REGOFS) 148 #define SH7750_CCR_A7 SH7750_A7_REG32(SH7750_CCR_REGOFS) 149 150 #define SH7750_CCR_IIX 0x00008000 /* IC index enable bit */ 151 #define SH7750_CCR_ICI 0x00000800 /* IC invalidation bit: */ 152 /* set it to clear IC */ 153 #define SH7750_CCR_ICE 0x00000100 /* IC enable bit */ 154 #define SH7750_CCR_OIX 0x00000080 /* OC index enable bit */ 155 #define SH7750_CCR_ORA 0x00000020 /* OC RAM enable bit */ 156 /* if you set OCE = 0, */ 157 /* you should set ORA = 0 */ 158 #define SH7750_CCR_OCI 0x00000008 /* OC invalidation bit */ 159 #define SH7750_CCR_CB 0x00000004 /* Copy-back bit for P1 area */ 160 #define SH7750_CCR_WT 0x00000002 /* Write-through bit for P0,U0,P3 area */ 161 #define SH7750_CCR_OCE 0x00000001 /* OC enable bit */ 162 163 /* Queue address control register 0 - QACR0 */ 164 #define SH7750_QACR0_REGOFS 0x000038 /* offset */ 165 #define SH7750_QACR0 SH7750_P4_REG32(SH7750_QACR0_REGOFS) 166 #define SH7750_QACR0_A7 SH7750_A7_REG32(SH7750_QACR0_REGOFS) 167 168 /* Queue address control register 1 - QACR1 */ 169 #define SH7750_QACR1_REGOFS 0x00003c /* offset */ 170 #define SH7750_QACR1 SH7750_P4_REG32(SH7750_QACR1_REGOFS) 171 #define SH7750_QACR1_A7 SH7750_A7_REG32(SH7750_QACR1_REGOFS) 172 173 174 /* 175 * Exeption-related registers 176 */ 177 178 /* Immediate data for TRAPA instruction - TRA */ 179 #define SH7750_TRA_REGOFS 0x000020 /* offset */ 180 #define SH7750_TRA SH7750_P4_REG32(SH7750_TRA_REGOFS) 181 #define SH7750_TRA_A7 SH7750_A7_REG32(SH7750_TRA_REGOFS) 182 183 #define SH7750_TRA_IMM 0x000003fd /* Immediate data operand */ 184 #define SH7750_TRA_IMM_S 2 185 186 /* Exception event register - EXPEVT */ 187 #define SH7750_EXPEVT_REGOFS 0x000024 188 #define SH7750_EXPEVT SH7750_P4_REG32(SH7750_EXPEVT_REGOFS) 189 #define SH7750_EXPEVT_A7 SH7750_A7_REG32(SH7750_EXPEVT_REGOFS) 190 191 #define SH7750_EXPEVT_EX 0x00000fff /* Exception code */ 192 #define SH7750_EXPEVT_EX_S 0 193 194 /* Interrupt event register */ 195 #define SH7750_INTEVT_REGOFS 0x000028 196 #define SH7750_INTEVT SH7750_P4_REG32(SH7750_INTEVT_REGOFS) 197 #define SH7750_INTEVT_A7 SH7750_A7_REG32(SH7750_INTEVT_REGOFS) 198 #define SH7750_INTEVT_EX 0x00000fff /* Exception code */ 199 #define SH7750_INTEVT_EX_S 0 200 201 /* 202 * Exception/interrupt codes 203 */ 204 #define SH7750_EVT_TO_NUM(evt) ((evt) >> 5) 205 206 /* Reset exception category */ 207 #define SH7750_EVT_POWER_ON_RST 0x000 /* Power-on reset */ 208 #define SH7750_EVT_MANUAL_RST 0x020 /* Manual reset */ 209 #define SH7750_EVT_TLB_MULT_HIT 0x140 /* TLB multiple-hit exception */ 210 211 /* General exception category */ 212 #define SH7750_EVT_USER_BREAK 0x1E0 /* User break */ 213 #define SH7750_EVT_IADDR_ERR 0x0E0 /* Instruction address error */ 214 #define SH7750_EVT_TLB_READ_MISS 0x040 /* ITLB miss exception / */ 215 /* DTLB miss exception (read) */ 216 #define SH7750_EVT_TLB_READ_PROTV 0x0A0 /* ITLB protection violation, */ 217 /* DTLB protection violation */ 218 /* (read) */ 219 #define SH7750_EVT_ILLEGAL_INSTR 0x180 /* General Illegal Instruction */ 220 /* exception */ 221 #define SH7750_EVT_SLOT_ILLEGAL_INSTR 0x1A0 /* Slot Illegal Instruction */ 222 /* exception */ 223 #define SH7750_EVT_FPU_DISABLE 0x800 /* General FPU disable exception */ 224 #define SH7750_EVT_SLOT_FPU_DISABLE 0x820 /* Slot FPU disable exception */ 225 #define SH7750_EVT_DATA_READ_ERR 0x0E0 /* Data address error (read) */ 226 #define SH7750_EVT_DATA_WRITE_ERR 0x100 /* Data address error (write) */ 227 #define SH7750_EVT_DTLB_WRITE_MISS 0x060 /* DTLB miss exception (write) */ 228 #define SH7750_EVT_DTLB_WRITE_PROTV 0x0C0 /* DTLB protection violation */ 229 /* exception (write) */ 230 #define SH7750_EVT_FPU_EXCEPTION 0x120 /* FPU exception */ 231 #define SH7750_EVT_INITIAL_PGWRITE 0x080 /* Initial Page Write exception */ 232 #define SH7750_EVT_TRAPA 0x160 /* Unconditional trap (TRAPA) */ 233 234 /* Interrupt exception category */ 235 #define SH7750_EVT_NMI 0x1C0 /* Non-maskable interrupt */ 236 #define SH7750_EVT_IRQ0 0x200 /* External Interrupt 0 */ 237 #define SH7750_EVT_IRQ1 0x220 /* External Interrupt 1 */ 238 #define SH7750_EVT_IRQ2 0x240 /* External Interrupt 2 */ 239 #define SH7750_EVT_IRQ3 0x260 /* External Interrupt 3 */ 240 #define SH7750_EVT_IRQ4 0x280 /* External Interrupt 4 */ 241 #define SH7750_EVT_IRQ5 0x2A0 /* External Interrupt 5 */ 242 #define SH7750_EVT_IRQ6 0x2C0 /* External Interrupt 6 */ 243 #define SH7750_EVT_IRQ7 0x2E0 /* External Interrupt 7 */ 244 #define SH7750_EVT_IRQ8 0x300 /* External Interrupt 8 */ 245 #define SH7750_EVT_IRQ9 0x320 /* External Interrupt 9 */ 246 #define SH7750_EVT_IRQA 0x340 /* External Interrupt A */ 247 #define SH7750_EVT_IRQB 0x360 /* External Interrupt B */ 248 #define SH7750_EVT_IRQC 0x380 /* External Interrupt C */ 249 #define SH7750_EVT_IRQD 0x3A0 /* External Interrupt D */ 250 #define SH7750_EVT_IRQE 0x3C0 /* External Interrupt E */ 251 252 /* Peripheral Module Interrupts - Timer Unit (TMU) */ 253 #define SH7750_EVT_TUNI0 0x400 /* TMU Underflow Interrupt 0 */ 254 #define SH7750_EVT_TUNI1 0x420 /* TMU Underflow Interrupt 1 */ 255 #define SH7750_EVT_TUNI2 0x440 /* TMU Underflow Interrupt 2 */ 256 #define SH7750_EVT_TICPI2 0x460 /* TMU Input Capture Interrupt 2 */ 257 258 /* Peripheral Module Interrupts - Real-Time Clock (RTC) */ 259 #define SH7750_EVT_RTC_ATI 0x480 /* Alarm Interrupt Request */ 260 #define SH7750_EVT_RTC_PRI 0x4A0 /* Periodic Interrupt Request */ 261 #define SH7750_EVT_RTC_CUI 0x4C0 /* Carry Interrupt Request */ 262 263 /* Peripheral Module Interrupts - Serial Communication Interface (SCI) */ 264 #define SH7750_EVT_SCI_ERI 0x4E0 /* Receive Error */ 265 #define SH7750_EVT_SCI_RXI 0x500 /* Receive Data Register Full */ 266 #define SH7750_EVT_SCI_TXI 0x520 /* Transmit Data Register Empty */ 267 #define SH7750_EVT_SCI_TEI 0x540 /* Transmit End */ 268 269 /* Peripheral Module Interrupts - Watchdog Timer (WDT) */ 270 #define SH7750_EVT_WDT_ITI 0x560 /* Interval Timer Interrupt */ 271 /* (used when WDT operates in */ 272 /* interval timer mode) */ 273 274 /* Peripheral Module Interrupts - Memory Refresh Unit (REF) */ 275 #define SH7750_EVT_REF_RCMI 0x580 /* Compare-match Interrupt */ 276 #define SH7750_EVT_REF_ROVI 0x5A0 /* Refresh Counter Overflow */ 277 /* interrupt */ 278 279 /* Peripheral Module Interrupts - Hitachi User Debug Interface (H-UDI) */ 280 #define SH7750_EVT_HUDI 0x600 /* UDI interrupt */ 281 282 /* Peripheral Module Interrupts - General-Purpose I/O (GPIO) */ 283 #define SH7750_EVT_GPIO 0x620 /* GPIO Interrupt */ 284 285 /* Peripheral Module Interrupts - DMA Controller (DMAC) */ 286 #define SH7750_EVT_DMAC_DMTE0 0x640 /* DMAC 0 Transfer End Interrupt */ 287 #define SH7750_EVT_DMAC_DMTE1 0x660 /* DMAC 1 Transfer End Interrupt */ 288 #define SH7750_EVT_DMAC_DMTE2 0x680 /* DMAC 2 Transfer End Interrupt */ 289 #define SH7750_EVT_DMAC_DMTE3 0x6A0 /* DMAC 3 Transfer End Interrupt */ 290 #define SH7750_EVT_DMAC_DMAE 0x6C0 /* DMAC Address Error Interrupt */ 291 292 /* Peripheral Module Interrupts Serial Communication Interface w/ FIFO (SCIF) */ 293 #define SH7750_EVT_SCIF_ERI 0x700 /* Receive Error */ 294 #define SH7750_EVT_SCIF_RXI 0x720 /* Receive FIFO Data Full or */ 295 /* Receive Data ready interrupt */ 296 #define SH7750_EVT_SCIF_BRI 0x740 /* Break or overrun error */ 297 #define SH7750_EVT_SCIF_TXI 0x760 /* Transmit FIFO Data Empty */ 298 299 /* 300 * Power Management 301 */ 302 #define SH7750_STBCR_REGOFS 0xC00004 /* offset */ 303 #define SH7750_STBCR SH7750_P4_REG32(SH7750_STBCR_REGOFS) 304 #define SH7750_STBCR_A7 SH7750_A7_REG32(SH7750_STBCR_REGOFS) 305 306 #define SH7750_STBCR_STBY 0x80 /* Specifies a transition to standby mode: */ 307 /* 0 Transition to SLEEP mode on SLEEP */ 308 /* 1 Transition to STANDBY mode on SLEEP */ 309 #define SH7750_STBCR_PHZ 0x40 /* State of peripheral module pins in */ 310 /* standby mode: */ 311 /* 0 normal state */ 312 /* 1 high-impendance state */ 313 314 #define SH7750_STBCR_PPU 0x20 /* Peripheral module pins pull-up controls */ 315 #define SH7750_STBCR_MSTP4 0x10 /* Stopping the clock supply to DMAC */ 316 #define SH7750_STBCR_DMAC_STP SH7750_STBCR_MSTP4 317 #define SH7750_STBCR_MSTP3 0x08 /* Stopping the clock supply to SCIF */ 318 #define SH7750_STBCR_SCIF_STP SH7750_STBCR_MSTP3 319 #define SH7750_STBCR_MSTP2 0x04 /* Stopping the clock supply to TMU */ 320 #define SH7750_STBCR_TMU_STP SH7750_STBCR_MSTP2 321 #define SH7750_STBCR_MSTP1 0x02 /* Stopping the clock supply to RTC */ 322 #define SH7750_STBCR_RTC_STP SH7750_STBCR_MSTP1 323 #define SH7750_STBCR_MSPT0 0x01 /* Stopping the clock supply to SCI */ 324 #define SH7750_STBCR_SCI_STP SH7750_STBCR_MSTP0 325 326 #define SH7750_STBCR_STBY 0x80 327 328 329 #define SH7750_STBCR2_REGOFS 0xC00010 /* offset */ 330 #define SH7750_STBCR2 SH7750_P4_REG32(SH7750_STBCR2_REGOFS) 331 #define SH7750_STBCR2_A7 SH7750_A7_REG32(SH7750_STBCR2_REGOFS) 332 333 #define SH7750_STBCR2_DSLP 0x80 /* Specifies transition to deep sleep mode */ 334 /* 0 transition to sleep or standby mode */ 335 /* as it is specified in STBY bit */ 336 /* 1 transition to deep sleep mode on */ 337 /* execution of SLEEP instruction */ 338 #define SH7750_STBCR2_MSTP6 0x02 /* Stopping the clock supply to the */ 339 /* Store Queue in the cache controller */ 340 #define SH7750_STBCR2_SQ_STP SH7750_STBCR2_MSTP6 341 #define SH7750_STBCR2_MSTP5 0x01 /* Stopping the clock supply to the */ 342 /* User Break Controller (UBC) */ 343 #define SH7750_STBCR2_UBC_STP SH7750_STBCR2_MSTP5 344 345 /* 346 * Clock Pulse Generator (CPG) 347 */ 348 #define SH7750_FRQCR_REGOFS 0xC00000 /* offset */ 349 #define SH7750_FRQCR SH7750_P4_REG32(SH7750_FRQCR_REGOFS) 350 #define SH7750_FRQCR_A7 SH7750_A7_REG32(SH7750_FRQCR_REGOFS) 351 352 #define SH7750_FRQCR_CKOEN 0x0800 /* Clock Output Enable */ 353 /* 0 - CKIO pin goes to HiZ/pullup */ 354 /* 1 - Clock is output from CKIO */ 355 #define SH7750_FRQCR_PLL1EN 0x0400 /* PLL circuit 1 enable */ 356 #define SH7750_FRQCR_PLL2EN 0x0200 /* PLL circuit 2 enable */ 357 358 #define SH7750_FRQCR_IFC 0x01C0 /* CPU clock frequency division ratio: */ 359 #define SH7750_FRQCR_IFCDIV1 0x0000 /* 0 - * 1 */ 360 #define SH7750_FRQCR_IFCDIV2 0x0040 /* 1 - * 1/2 */ 361 #define SH7750_FRQCR_IFCDIV3 0x0080 /* 2 - * 1/3 */ 362 #define SH7750_FRQCR_IFCDIV4 0x00C0 /* 3 - * 1/4 */ 363 #define SH7750_FRQCR_IFCDIV6 0x0100 /* 4 - * 1/6 */ 364 #define SH7750_FRQCR_IFCDIV8 0x0140 /* 5 - * 1/8 */ 365 366 #define SH7750_FRQCR_BFC 0x0038 /* Bus clock frequency division ratio: */ 367 #define SH7750_FRQCR_BFCDIV1 0x0000 /* 0 - * 1 */ 368 #define SH7750_FRQCR_BFCDIV2 0x0008 /* 1 - * 1/2 */ 369 #define SH7750_FRQCR_BFCDIV3 0x0010 /* 2 - * 1/3 */ 370 #define SH7750_FRQCR_BFCDIV4 0x0018 /* 3 - * 1/4 */ 371 #define SH7750_FRQCR_BFCDIV6 0x0020 /* 4 - * 1/6 */ 372 #define SH7750_FRQCR_BFCDIV8 0x0028 /* 5 - * 1/8 */ 373 374 #define SH7750_FRQCR_PFC 0x0007 /* Peripheral module clock frequency */ 375 /* division ratio: */ 376 #define SH7750_FRQCR_PFCDIV2 0x0000 /* 0 - * 1/2 */ 377 #define SH7750_FRQCR_PFCDIV3 0x0001 /* 1 - * 1/3 */ 378 #define SH7750_FRQCR_PFCDIV4 0x0002 /* 2 - * 1/4 */ 379 #define SH7750_FRQCR_PFCDIV6 0x0003 /* 3 - * 1/6 */ 380 #define SH7750_FRQCR_PFCDIV8 0x0004 /* 4 - * 1/8 */ 381 382 /* 383 * Watchdog Timer (WDT) 384 */ 385 386 /* Watchdog Timer Counter register - WTCNT */ 387 #define SH7750_WTCNT_REGOFS 0xC00008 /* offset */ 388 #define SH7750_WTCNT SH7750_P4_REG32(SH7750_WTCNT_REGOFS) 389 #define SH7750_WTCNT_A7 SH7750_A7_REG32(SH7750_WTCNT_REGOFS) 390 #define SH7750_WTCNT_KEY 0x5A00 /* When WTCNT byte register written, you */ 391 /* have to set the upper byte to 0x5A */ 392 393 /* Watchdog Timer Control/Status register - WTCSR */ 394 #define SH7750_WTCSR_REGOFS 0xC0000C /* offset */ 395 #define SH7750_WTCSR SH7750_P4_REG32(SH7750_WTCSR_REGOFS) 396 #define SH7750_WTCSR_A7 SH7750_A7_REG32(SH7750_WTCSR_REGOFS) 397 #define SH7750_WTCSR_KEY 0xA500 /* When WTCSR byte register written, you */ 398 /* have to set the upper byte to 0xA5 */ 399 #define SH7750_WTCSR_TME 0x80 /* Timer enable (1-upcount start) */ 400 #define SH7750_WTCSR_MODE 0x40 /* Timer Mode Select: */ 401 #define SH7750_WTCSR_MODE_WT 0x40 /* Watchdog Timer Mode */ 402 #define SH7750_WTCSR_MODE_IT 0x00 /* Interval Timer Mode */ 403 #define SH7750_WTCSR_RSTS 0x20 /* Reset Select: */ 404 #define SH7750_WTCSR_RST_MAN 0x20 /* Manual Reset */ 405 #define SH7750_WTCSR_RST_PWR 0x00 /* Power-on Reset */ 406 #define SH7750_WTCSR_WOVF 0x10 /* Watchdog Timer Overflow Flag */ 407 #define SH7750_WTCSR_IOVF 0x08 /* Interval Timer Overflow Flag */ 408 #define SH7750_WTCSR_CKS 0x07 /* Clock Select: */ 409 #define SH7750_WTCSR_CKS_DIV32 0x00 /* 1/32 of frequency divider 2 input */ 410 #define SH7750_WTCSR_CKS_DIV64 0x01 /* 1/64 */ 411 #define SH7750_WTCSR_CKS_DIV128 0x02 /* 1/128 */ 412 #define SH7750_WTCSR_CKS_DIV256 0x03 /* 1/256 */ 413 #define SH7750_WTCSR_CKS_DIV512 0x04 /* 1/512 */ 414 #define SH7750_WTCSR_CKS_DIV1024 0x05 /* 1/1024 */ 415 #define SH7750_WTCSR_CKS_DIV2048 0x06 /* 1/2048 */ 416 #define SH7750_WTCSR_CKS_DIV4096 0x07 /* 1/4096 */ 417 418 /* 419 * Real-Time Clock (RTC) 420 */ 421 /* 64-Hz Counter Register (byte, read-only) - R64CNT */ 422 #define SH7750_R64CNT_REGOFS 0xC80000 /* offset */ 423 #define SH7750_R64CNT SH7750_P4_REG32(SH7750_R64CNT_REGOFS) 424 #define SH7750_R64CNT_A7 SH7750_A7_REG32(SH7750_R64CNT_REGOFS) 425 426 /* Second Counter Register (byte, BCD-coded) - RSECCNT */ 427 #define SH7750_RSECCNT_REGOFS 0xC80004 /* offset */ 428 #define SH7750_RSECCNT SH7750_P4_REG32(SH7750_RSECCNT_REGOFS) 429 #define SH7750_RSECCNT_A7 SH7750_A7_REG32(SH7750_RSECCNT_REGOFS) 430 431 /* Minute Counter Register (byte, BCD-coded) - RMINCNT */ 432 #define SH7750_RMINCNT_REGOFS 0xC80008 /* offset */ 433 #define SH7750_RMINCNT SH7750_P4_REG32(SH7750_RMINCNT_REGOFS) 434 #define SH7750_RMINCNT_A7 SH7750_A7_REG32(SH7750_RMINCNT_REGOFS) 435 436 /* Hour Counter Register (byte, BCD-coded) - RHRCNT */ 437 #define SH7750_RHRCNT_REGOFS 0xC8000C /* offset */ 438 #define SH7750_RHRCNT SH7750_P4_REG32(SH7750_RHRCNT_REGOFS) 439 #define SH7750_RHRCNT_A7 SH7750_A7_REG32(SH7750_RHRCNT_REGOFS) 440 441 /* Day-of-Week Counter Register (byte) - RWKCNT */ 442 #define SH7750_RWKCNT_REGOFS 0xC80010 /* offset */ 443 #define SH7750_RWKCNT SH7750_P4_REG32(SH7750_RWKCNT_REGOFS) 444 #define SH7750_RWKCNT_A7 SH7750_A7_REG32(SH7750_RWKCNT_REGOFS) 445 446 #define SH7750_RWKCNT_SUN 0 /* Sunday */ 447 #define SH7750_RWKCNT_MON 1 /* Monday */ 448 #define SH7750_RWKCNT_TUE 2 /* Tuesday */ 449 #define SH7750_RWKCNT_WED 3 /* Wednesday */ 450 #define SH7750_RWKCNT_THU 4 /* Thursday */ 451 #define SH7750_RWKCNT_FRI 5 /* Friday */ 452 #define SH7750_RWKCNT_SAT 6 /* Saturday */ 453 454 /* Day Counter Register (byte, BCD-coded) - RDAYCNT */ 455 #define SH7750_RDAYCNT_REGOFS 0xC80014 /* offset */ 456 #define SH7750_RDAYCNT SH7750_P4_REG32(SH7750_RDAYCNT_REGOFS) 457 #define SH7750_RDAYCNT_A7 SH7750_A7_REG32(SH7750_RDAYCNT_REGOFS) 458 459 /* Month Counter Register (byte, BCD-coded) - RMONCNT */ 460 #define SH7750_RMONCNT_REGOFS 0xC80018 /* offset */ 461 #define SH7750_RMONCNT SH7750_P4_REG32(SH7750_RMONCNT_REGOFS) 462 #define SH7750_RMONCNT_A7 SH7750_A7_REG32(SH7750_RMONCNT_REGOFS) 463 464 /* Year Counter Register (half, BCD-coded) - RYRCNT */ 465 #define SH7750_RYRCNT_REGOFS 0xC8001C /* offset */ 466 #define SH7750_RYRCNT SH7750_P4_REG32(SH7750_RYRCNT_REGOFS) 467 #define SH7750_RYRCNT_A7 SH7750_A7_REG32(SH7750_RYRCNT_REGOFS) 468 469 /* Second Alarm Register (byte, BCD-coded) - RSECAR */ 470 #define SH7750_RSECAR_REGOFS 0xC80020 /* offset */ 471 #define SH7750_RSECAR SH7750_P4_REG32(SH7750_RSECAR_REGOFS) 472 #define SH7750_RSECAR_A7 SH7750_A7_REG32(SH7750_RSECAR_REGOFS) 473 #define SH7750_RSECAR_ENB 0x80 /* Second Alarm Enable */ 474 475 /* Minute Alarm Register (byte, BCD-coded) - RMINAR */ 476 #define SH7750_RMINAR_REGOFS 0xC80024 /* offset */ 477 #define SH7750_RMINAR SH7750_P4_REG32(SH7750_RMINAR_REGOFS) 478 #define SH7750_RMINAR_A7 SH7750_A7_REG32(SH7750_RMINAR_REGOFS) 479 #define SH7750_RMINAR_ENB 0x80 /* Minute Alarm Enable */ 480 481 /* Hour Alarm Register (byte, BCD-coded) - RHRAR */ 482 #define SH7750_RHRAR_REGOFS 0xC80028 /* offset */ 483 #define SH7750_RHRAR SH7750_P4_REG32(SH7750_RHRAR_REGOFS) 484 #define SH7750_RHRAR_A7 SH7750_A7_REG32(SH7750_RHRAR_REGOFS) 485 #define SH7750_RHRAR_ENB 0x80 /* Hour Alarm Enable */ 486 487 /* Day-of-Week Alarm Register (byte) - RWKAR */ 488 #define SH7750_RWKAR_REGOFS 0xC8002C /* offset */ 489 #define SH7750_RWKAR SH7750_P4_REG32(SH7750_RWKAR_REGOFS) 490 #define SH7750_RWKAR_A7 SH7750_A7_REG32(SH7750_RWKAR_REGOFS) 491 #define SH7750_RWKAR_ENB 0x80 /* Day-of-week Alarm Enable */ 492 493 #define SH7750_RWKAR_SUN 0 /* Sunday */ 494 #define SH7750_RWKAR_MON 1 /* Monday */ 495 #define SH7750_RWKAR_TUE 2 /* Tuesday */ 496 #define SH7750_RWKAR_WED 3 /* Wednesday */ 497 #define SH7750_RWKAR_THU 4 /* Thursday */ 498 #define SH7750_RWKAR_FRI 5 /* Friday */ 499 #define SH7750_RWKAR_SAT 6 /* Saturday */ 500 501 /* Day Alarm Register (byte, BCD-coded) - RDAYAR */ 502 #define SH7750_RDAYAR_REGOFS 0xC80030 /* offset */ 503 #define SH7750_RDAYAR SH7750_P4_REG32(SH7750_RDAYAR_REGOFS) 504 #define SH7750_RDAYAR_A7 SH7750_A7_REG32(SH7750_RDAYAR_REGOFS) 505 #define SH7750_RDAYAR_ENB 0x80 /* Day Alarm Enable */ 506 507 /* Month Counter Register (byte, BCD-coded) - RMONAR */ 508 #define SH7750_RMONAR_REGOFS 0xC80034 /* offset */ 509 #define SH7750_RMONAR SH7750_P4_REG32(SH7750_RMONAR_REGOFS) 510 #define SH7750_RMONAR_A7 SH7750_A7_REG32(SH7750_RMONAR_REGOFS) 511 #define SH7750_RMONAR_ENB 0x80 /* Month Alarm Enable */ 512 513 /* RTC Control Register 1 (byte) - RCR1 */ 514 #define SH7750_RCR1_REGOFS 0xC80038 /* offset */ 515 #define SH7750_RCR1 SH7750_P4_REG32(SH7750_RCR1_REGOFS) 516 #define SH7750_RCR1_A7 SH7750_A7_REG32(SH7750_RCR1_REGOFS) 517 #define SH7750_RCR1_CF 0x80 /* Carry Flag */ 518 #define SH7750_RCR1_CIE 0x10 /* Carry Interrupt Enable */ 519 #define SH7750_RCR1_AIE 0x08 /* Alarm Interrupt Enable */ 520 #define SH7750_RCR1_AF 0x01 /* Alarm Flag */ 521 522 /* RTC Control Register 2 (byte) - RCR2 */ 523 #define SH7750_RCR2_REGOFS 0xC8003C /* offset */ 524 #define SH7750_RCR2 SH7750_P4_REG32(SH7750_RCR2_REGOFS) 525 #define SH7750_RCR2_A7 SH7750_A7_REG32(SH7750_RCR2_REGOFS) 526 #define SH7750_RCR2_PEF 0x80 /* Periodic Interrupt Flag */ 527 #define SH7750_RCR2_PES 0x70 /* Periodic Interrupt Enable: */ 528 #define SH7750_RCR2_PES_DIS 0x00 /* Periodic Interrupt Disabled */ 529 #define SH7750_RCR2_PES_DIV256 0x10 /* Generated at 1/256 sec interval */ 530 #define SH7750_RCR2_PES_DIV64 0x20 /* Generated at 1/64 sec interval */ 531 #define SH7750_RCR2_PES_DIV16 0x30 /* Generated at 1/16 sec interval */ 532 #define SH7750_RCR2_PES_DIV4 0x40 /* Generated at 1/4 sec interval */ 533 #define SH7750_RCR2_PES_DIV2 0x50 /* Generated at 1/2 sec interval */ 534 #define SH7750_RCR2_PES_x1 0x60 /* Generated at 1 sec interval */ 535 #define SH7750_RCR2_PES_x2 0x70 /* Generated at 2 sec interval */ 536 #define SH7750_RCR2_RTCEN 0x08 /* RTC Crystal Oscillator is Operated */ 537 #define SH7750_RCR2_ADJ 0x04 /* 30-Second Adjastment */ 538 #define SH7750_RCR2_RESET 0x02 /* Frequency divider circuits are reset */ 539 #define SH7750_RCR2_START 0x01 /* 0 - sec, min, hr, day-of-week, month, */ 540 /* year counters are stopped */ 541 /* 1 - sec, min, hr, day-of-week, month, */ 542 /* year counters operate normally */ 543 /* 544 * Bus State Controller - BSC 545 */ 546 /* Bus Control Register 1 - BCR1 */ 547 #define SH7750_BCR1_REGOFS 0x800000 /* offset */ 548 #define SH7750_BCR1 SH7750_P4_REG32(SH7750_BCR1_REGOFS) 549 #define SH7750_BCR1_A7 SH7750_A7_REG32(SH7750_BCR1_REGOFS) 550 #define SH7750_BCR1_ENDIAN 0x80000000 /* Endianness (1 - little endian) */ 551 #define SH7750_BCR1_MASTER 0x40000000 /* Master/Slave mode (1-master) */ 552 #define SH7750_BCR1_A0MPX 0x20000000 /* Area 0 Memory Type (0-SRAM,1-MPX) */ 553 #define SH7750_BCR1_IPUP 0x02000000 /* Input Pin Pull-up Control: */ 554 /* 0 - pull-up resistor is on for */ 555 /* control input pins */ 556 /* 1 - pull-up resistor is off */ 557 #define SH7750_BCR1_OPUP 0x01000000 /* Output Pin Pull-up Control: */ 558 /* 0 - pull-up resistor is on for */ 559 /* control output pins */ 560 /* 1 - pull-up resistor is off */ 561 #define SH7750_BCR1_A1MBC 0x00200000 /* Area 1 SRAM Byte Control Mode: */ 562 /* 0 - Area 1 SRAM is set to */ 563 /* normal mode */ 564 /* 1 - Area 1 SRAM is set to byte */ 565 /* control mode */ 566 #define SH7750_BCR1_A4MBC 0x00100000 /* Area 4 SRAM Byte Control Mode: */ 567 /* 0 - Area 4 SRAM is set to */ 568 /* normal mode */ 569 /* 1 - Area 4 SRAM is set to byte */ 570 /* control mode */ 571 #define SH7750_BCR1_BREQEN 0x00080000 /* BREQ Enable: */ 572 /* 0 - External requests are not */ 573 /* accepted */ 574 /* 1 - External requests are */ 575 /* accepted */ 576 #define SH7750_BCR1_PSHR 0x00040000 /* Partial Sharing Bit: */ 577 /* 0 - Master Mode */ 578 /* 1 - Partial-sharing Mode */ 579 #define SH7750_BCR1_MEMMPX 0x00020000 /* Area 1 to 6 MPX Interface: */ 580 /* 0 - SRAM/burst ROM interface */ 581 /* 1 - MPX interface */ 582 #define SH7750_BCR1_HIZMEM 0x00008000 /* High Impendance Control. */ 583 /* Specifies the state of A[25:0], */ 584 /* BS\, CSn\, RD/WR\, CE2A\, CE2B\ */ 585 /* in standby mode and when bus is */ 586 /* released: */ 587 /* 0 - signals go to High-Z mode */ 588 /* 1 - signals driven */ 589 #define SH7750_BCR1_HIZCNT 0x00004000 /* High Impendance Control. */ 590 /* Specifies the state of the */ 591 /* RAS\, RAS2\, WEn\, CASn\, DQMn, */ 592 /* RD\, CASS\, FRAME\, RD2\ */ 593 /* signals in standby mode and */ 594 /* when bus is released: */ 595 /* 0 - signals go to High-Z mode */ 596 /* 1 - signals driven */ 597 #define SH7750_BCR1_A0BST 0x00003800 /* Area 0 Burst ROM Control */ 598 #define SH7750_BCR1_A0BST_SRAM 0x0000 /* Area 0 accessed as SRAM i/f */ 599 #define SH7750_BCR1_A0BST_ROM4 0x0800 /* Area 0 accessed as burst ROM */ 600 /* interface, 4 cosequtive access */ 601 #define SH7750_BCR1_A0BST_ROM8 0x1000 /* Area 0 accessed as burst ROM */ 602 /* interface, 8 cosequtive access */ 603 #define SH7750_BCR1_A0BST_ROM16 0x1800 /* Area 0 accessed as burst ROM */ 604 /* interface, 16 cosequtive access */ 605 #define SH7750_BCR1_A0BST_ROM32 0x2000 /* Area 0 accessed as burst ROM */ 606 /* interface, 32 cosequtive access */ 607 608 #define SH7750_BCR1_A5BST 0x00000700 /* Area 5 Burst ROM Control */ 609 #define SH7750_BCR1_A5BST_SRAM 0x0000 /* Area 5 accessed as SRAM i/f */ 610 #define SH7750_BCR1_A5BST_ROM4 0x0100 /* Area 5 accessed as burst ROM */ 611 /* interface, 4 cosequtive access */ 612 #define SH7750_BCR1_A5BST_ROM8 0x0200 /* Area 5 accessed as burst ROM */ 613 /* interface, 8 cosequtive access */ 614 #define SH7750_BCR1_A5BST_ROM16 0x0300 /* Area 5 accessed as burst ROM */ 615 /* interface, 16 cosequtive access */ 616 #define SH7750_BCR1_A5BST_ROM32 0x0400 /* Area 5 accessed as burst ROM */ 617 /* interface, 32 cosequtive access */ 618 619 #define SH7750_BCR1_A6BST 0x000000E0 /* Area 6 Burst ROM Control */ 620 #define SH7750_BCR1_A6BST_SRAM 0x0000 /* Area 6 accessed as SRAM i/f */ 621 #define SH7750_BCR1_A6BST_ROM4 0x0020 /* Area 6 accessed as burst ROM */ 622 /* interface, 4 cosequtive access */ 623 #define SH7750_BCR1_A6BST_ROM8 0x0040 /* Area 6 accessed as burst ROM */ 624 /* interface, 8 cosequtive access */ 625 #define SH7750_BCR1_A6BST_ROM16 0x0060 /* Area 6 accessed as burst ROM */ 626 /* interface, 16 cosequtive access */ 627 #define SH7750_BCR1_A6BST_ROM32 0x0080 /* Area 6 accessed as burst ROM */ 628 /* interface, 32 cosequtive access */ 629 630 #define SH7750_BCR1_DRAMTP 0x001C /* Area 2 and 3 Memory Type */ 631 #define SH7750_BCR1_DRAMTP_2SRAM_3SRAM 0x0000 /* Area 2 and 3 are SRAM or */ 632 /* MPX interface. */ 633 #define SH7750_BCR1_DRAMTP_2SRAM_3SDRAM 0x0008 /* Area 2 - SRAM/MPX, Area 3 */ 634 /* synchronous DRAM */ 635 #define SH7750_BCR1_DRAMTP_2SDRAM_3SDRAM 0x000C /* Area 2 and 3 are */ 636 /* synchronous DRAM interface */ 637 #define SH7750_BCR1_DRAMTP_2SRAM_3DRAM 0x0010 /* Area 2 - SRAM/MPX, Area 3 */ 638 /* DRAM interface */ 639 #define SH7750_BCR1_DRAMTP_2DRAM_3DRAM 0x0014 /* Area 2 and 3 are DRAM */ 640 /* interface */ 641 642 #define SH7750_BCR1_A56PCM 0x00000001 /* Area 5 and 6 Bus Type: */ 643 /* 0 - SRAM interface */ 644 /* 1 - PCMCIA interface */ 645 646 /* Bus Control Register 2 (half) - BCR2 */ 647 #define SH7750_BCR2_REGOFS 0x800004 /* offset */ 648 #define SH7750_BCR2 SH7750_P4_REG32(SH7750_BCR2_REGOFS) 649 #define SH7750_BCR2_A7 SH7750_A7_REG32(SH7750_BCR2_REGOFS) 650 651 #define SH7750_BCR2_A0SZ 0xC000 /* Area 0 Bus Width */ 652 #define SH7750_BCR2_A0SZ_S 14 653 #define SH7750_BCR2_A6SZ 0x3000 /* Area 6 Bus Width */ 654 #define SH7750_BCR2_A6SZ_S 12 655 #define SH7750_BCR2_A5SZ 0x0C00 /* Area 5 Bus Width */ 656 #define SH7750_BCR2_A5SZ_S 10 657 #define SH7750_BCR2_A4SZ 0x0300 /* Area 4 Bus Width */ 658 #define SH7750_BCR2_A4SZ_S 8 659 #define SH7750_BCR2_A3SZ 0x00C0 /* Area 3 Bus Width */ 660 #define SH7750_BCR2_A3SZ_S 6 661 #define SH7750_BCR2_A2SZ 0x0030 /* Area 2 Bus Width */ 662 #define SH7750_BCR2_A2SZ_S 4 663 #define SH7750_BCR2_A1SZ 0x000C /* Area 1 Bus Width */ 664 #define SH7750_BCR2_A1SZ_S 2 665 #define SH7750_BCR2_SZ_64 0 /* 64 bits */ 666 #define SH7750_BCR2_SZ_8 1 /* 8 bits */ 667 #define SH7750_BCR2_SZ_16 2 /* 16 bits */ 668 #define SH7750_BCR2_SZ_32 3 /* 32 bits */ 669 #define SH7750_BCR2_PORTEN 0x0001 /* Port Function Enable */ 670 /* 0 - D51-D32 are not used as a port */ 671 /* 1 - D51-D32 are used as a port */ 672 673 /* Wait Control Register 1 - WCR1 */ 674 #define SH7750_WCR1_REGOFS 0x800008 /* offset */ 675 #define SH7750_WCR1 SH7750_P4_REG32(SH7750_WCR1_REGOFS) 676 #define SH7750_WCR1_A7 SH7750_A7_REG32(SH7750_WCR1_REGOFS) 677 #define SH7750_WCR1_DMAIW 0x70000000 /* DACK Device Inter-Cycle Idle */ 678 /* specification */ 679 #define SH7750_WCR1_DMAIW_S 28 680 #define SH7750_WCR1_A6IW 0x07000000 /* Area 6 Inter-Cycle Idle spec. */ 681 #define SH7750_WCR1_A6IW_S 24 682 #define SH7750_WCR1_A5IW 0x00700000 /* Area 5 Inter-Cycle Idle spec. */ 683 #define SH7750_WCR1_A5IW_S 20 684 #define SH7750_WCR1_A4IW 0x00070000 /* Area 4 Inter-Cycle Idle spec. */ 685 #define SH7750_WCR1_A4IW_S 16 686 #define SH7750_WCR1_A3IW 0x00007000 /* Area 3 Inter-Cycle Idle spec. */ 687 #define SH7750_WCR1_A3IW_S 12 688 #define SH7750_WCR1_A2IW 0x00000700 /* Area 2 Inter-Cycle Idle spec. */ 689 #define SH7750_WCR1_A2IW_S 8 690 #define SH7750_WCR1_A1IW 0x00000070 /* Area 1 Inter-Cycle Idle spec. */ 691 #define SH7750_WCR1_A1IW_S 4 692 #define SH7750_WCR1_A0IW 0x00000007 /* Area 0 Inter-Cycle Idle spec. */ 693 #define SH7750_WCR1_A0IW_S 0 694 695 /* Wait Control Register 2 - WCR2 */ 696 #define SH7750_WCR2_REGOFS 0x80000C /* offset */ 697 #define SH7750_WCR2 SH7750_P4_REG32(SH7750_WCR2_REGOFS) 698 #define SH7750_WCR2_A7 SH7750_A7_REG32(SH7750_WCR2_REGOFS) 699 700 #define SH7750_WCR2_A6W 0xE0000000 /* Area 6 Wait Control */ 701 #define SH7750_WCR2_A6W_S 29 702 #define SH7750_WCR2_A6B 0x1C000000 /* Area 6 Burst Pitch */ 703 #define SH7750_WCR2_A6B_S 26 704 #define SH7750_WCR2_A5W 0x03800000 /* Area 5 Wait Control */ 705 #define SH7750_WCR2_A5W_S 23 706 #define SH7750_WCR2_A5B 0x00700000 /* Area 5 Burst Pitch */ 707 #define SH7750_WCR2_A5B_S 20 708 #define SH7750_WCR2_A4W 0x000E0000 /* Area 4 Wait Control */ 709 #define SH7750_WCR2_A4W_S 17 710 #define SH7750_WCR2_A3W 0x0000E000 /* Area 3 Wait Control */ 711 #define SH7750_WCR2_A3W_S 13 712 #define SH7750_WCR2_A2W 0x00000E00 /* Area 2 Wait Control */ 713 #define SH7750_WCR2_A2W_S 9 714 #define SH7750_WCR2_A1W 0x000001C0 /* Area 1 Wait Control */ 715 #define SH7750_WCR2_A1W_S 6 716 #define SH7750_WCR2_A0W 0x00000038 /* Area 0 Wait Control */ 717 #define SH7750_WCR2_A0W_S 3 718 #define SH7750_WCR2_A0B 0x00000007 /* Area 0 Burst Pitch */ 719 #define SH7750_WCR2_A0B_S 0 720 721 #define SH7750_WCR2_WS0 0 /* 0 wait states inserted */ 722 #define SH7750_WCR2_WS1 1 /* 1 wait states inserted */ 723 #define SH7750_WCR2_WS2 2 /* 2 wait states inserted */ 724 #define SH7750_WCR2_WS3 3 /* 3 wait states inserted */ 725 #define SH7750_WCR2_WS6 4 /* 6 wait states inserted */ 726 #define SH7750_WCR2_WS9 5 /* 9 wait states inserted */ 727 #define SH7750_WCR2_WS12 6 /* 12 wait states inserted */ 728 #define SH7750_WCR2_WS15 7 /* 15 wait states inserted */ 729 730 #define SH7750_WCR2_BPWS0 0 /* 0 wait states inserted from 2nd access */ 731 #define SH7750_WCR2_BPWS1 1 /* 1 wait states inserted from 2nd access */ 732 #define SH7750_WCR2_BPWS2 2 /* 2 wait states inserted from 2nd access */ 733 #define SH7750_WCR2_BPWS3 3 /* 3 wait states inserted from 2nd access */ 734 #define SH7750_WCR2_BPWS4 4 /* 4 wait states inserted from 2nd access */ 735 #define SH7750_WCR2_BPWS5 5 /* 5 wait states inserted from 2nd access */ 736 #define SH7750_WCR2_BPWS6 6 /* 6 wait states inserted from 2nd access */ 737 #define SH7750_WCR2_BPWS7 7 /* 7 wait states inserted from 2nd access */ 738 739 /* DRAM CAS\ Assertion Delay (area 3,2) */ 740 #define SH7750_WCR2_DRAM_CAS_ASW1 0 /* 1 cycle */ 741 #define SH7750_WCR2_DRAM_CAS_ASW2 1 /* 2 cycles */ 742 #define SH7750_WCR2_DRAM_CAS_ASW3 2 /* 3 cycles */ 743 #define SH7750_WCR2_DRAM_CAS_ASW4 3 /* 4 cycles */ 744 #define SH7750_WCR2_DRAM_CAS_ASW7 4 /* 7 cycles */ 745 #define SH7750_WCR2_DRAM_CAS_ASW10 5 /* 10 cycles */ 746 #define SH7750_WCR2_DRAM_CAS_ASW13 6 /* 13 cycles */ 747 #define SH7750_WCR2_DRAM_CAS_ASW16 7 /* 16 cycles */ 748 749 /* SDRAM CAS\ Latency Cycles */ 750 #define SH7750_WCR2_SDRAM_CAS_LAT1 1 /* 1 cycle */ 751 #define SH7750_WCR2_SDRAM_CAS_LAT2 2 /* 2 cycles */ 752 #define SH7750_WCR2_SDRAM_CAS_LAT3 3 /* 3 cycles */ 753 #define SH7750_WCR2_SDRAM_CAS_LAT4 4 /* 4 cycles */ 754 #define SH7750_WCR2_SDRAM_CAS_LAT5 5 /* 5 cycles */ 755 756 /* Wait Control Register 3 - WCR3 */ 757 #define SH7750_WCR3_REGOFS 0x800010 /* offset */ 758 #define SH7750_WCR3 SH7750_P4_REG32(SH7750_WCR3_REGOFS) 759 #define SH7750_WCR3_A7 SH7750_A7_REG32(SH7750_WCR3_REGOFS) 760 761 #define SH7750_WCR3_A6S 0x04000000 /* Area 6 Write Strobe Setup time */ 762 #define SH7750_WCR3_A6H 0x03000000 /* Area 6 Data Hold Time */ 763 #define SH7750_WCR3_A6H_S 24 764 #define SH7750_WCR3_A5S 0x00400000 /* Area 5 Write Strobe Setup time */ 765 #define SH7750_WCR3_A5H 0x00300000 /* Area 5 Data Hold Time */ 766 #define SH7750_WCR3_A5H_S 20 767 #define SH7750_WCR3_A4S 0x00040000 /* Area 4 Write Strobe Setup time */ 768 #define SH7750_WCR3_A4H 0x00030000 /* Area 4 Data Hold Time */ 769 #define SH7750_WCR3_A4H_S 16 770 #define SH7750_WCR3_A3S 0x00004000 /* Area 3 Write Strobe Setup time */ 771 #define SH7750_WCR3_A3H 0x00003000 /* Area 3 Data Hold Time */ 772 #define SH7750_WCR3_A3H_S 12 773 #define SH7750_WCR3_A2S 0x00000400 /* Area 2 Write Strobe Setup time */ 774 #define SH7750_WCR3_A2H 0x00000300 /* Area 2 Data Hold Time */ 775 #define SH7750_WCR3_A2H_S 8 776 #define SH7750_WCR3_A1S 0x00000040 /* Area 1 Write Strobe Setup time */ 777 #define SH7750_WCR3_A1H 0x00000030 /* Area 1 Data Hold Time */ 778 #define SH7750_WCR3_A1H_S 4 779 #define SH7750_WCR3_A0S 0x00000004 /* Area 0 Write Strobe Setup time */ 780 #define SH7750_WCR3_A0H 0x00000003 /* Area 0 Data Hold Time */ 781 #define SH7750_WCR3_A0H_S 0 782 783 #define SH7750_WCR3_DHWS_0 0 /* 0 wait states data hold time */ 784 #define SH7750_WCR3_DHWS_1 1 /* 1 wait states data hold time */ 785 #define SH7750_WCR3_DHWS_2 2 /* 2 wait states data hold time */ 786 #define SH7750_WCR3_DHWS_3 3 /* 3 wait states data hold time */ 787 788 #define SH7750_MCR_REGOFS 0x800014 /* offset */ 789 #define SH7750_MCR SH7750_P4_REG32(SH7750_MCR_REGOFS) 790 #define SH7750_MCR_A7 SH7750_A7_REG32(SH7750_MCR_REGOFS) 791 792 #define SH7750_MCR_RASD 0x80000000 /* RAS Down mode */ 793 #define SH7750_MCR_MRSET 0x40000000 /* SDRAM Mode Register Set */ 794 #define SH7750_MCR_PALL 0x00000000 /* SDRAM Precharge All cmd. Mode */ 795 #define SH7750_MCR_TRC 0x38000000 /* RAS Precharge Time at End of */ 796 /* Refresh: */ 797 #define SH7750_MCR_TRC_0 0x00000000 /* 0 */ 798 #define SH7750_MCR_TRC_3 0x08000000 /* 3 */ 799 #define SH7750_MCR_TRC_6 0x10000000 /* 6 */ 800 #define SH7750_MCR_TRC_9 0x18000000 /* 9 */ 801 #define SH7750_MCR_TRC_12 0x20000000 /* 12 */ 802 #define SH7750_MCR_TRC_15 0x28000000 /* 15 */ 803 #define SH7750_MCR_TRC_18 0x30000000 /* 18 */ 804 #define SH7750_MCR_TRC_21 0x38000000 /* 21 */ 805 806 #define SH7750_MCR_TCAS 0x00800000 /* CAS Negation Period */ 807 #define SH7750_MCR_TCAS_1 0x00000000 /* 1 */ 808 #define SH7750_MCR_TCAS_2 0x00800000 /* 2 */ 809 810 #define SH7750_MCR_TPC 0x00380000 /* DRAM: RAS Precharge Period */ 811 /* SDRAM: minimum number of cycles */ 812 /* until the next bank active cmd */ 813 /* is output after precharging */ 814 #define SH7750_MCR_TPC_S 19 815 #define SH7750_MCR_TPC_SDRAM_1 0x00000000 /* 1 cycle */ 816 #define SH7750_MCR_TPC_SDRAM_2 0x00080000 /* 2 cycles */ 817 #define SH7750_MCR_TPC_SDRAM_3 0x00100000 /* 3 cycles */ 818 #define SH7750_MCR_TPC_SDRAM_4 0x00180000 /* 4 cycles */ 819 #define SH7750_MCR_TPC_SDRAM_5 0x00200000 /* 5 cycles */ 820 #define SH7750_MCR_TPC_SDRAM_6 0x00280000 /* 6 cycles */ 821 #define SH7750_MCR_TPC_SDRAM_7 0x00300000 /* 7 cycles */ 822 #define SH7750_MCR_TPC_SDRAM_8 0x00380000 /* 8 cycles */ 823 824 #define SH7750_MCR_RCD 0x00030000 /* DRAM: RAS-CAS Assertion Delay */ 825 /* time */ 826 /* SDRAM: bank active-read/write */ 827 /* command delay time */ 828 #define SH7750_MCR_RCD_DRAM_2 0x00000000 /* DRAM delay 2 clocks */ 829 #define SH7750_MCR_RCD_DRAM_3 0x00010000 /* DRAM delay 3 clocks */ 830 #define SH7750_MCR_RCD_DRAM_4 0x00020000 /* DRAM delay 4 clocks */ 831 #define SH7750_MCR_RCD_DRAM_5 0x00030000 /* DRAM delay 5 clocks */ 832 #define SH7750_MCR_RCD_SDRAM_2 0x00010000 /* DRAM delay 2 clocks */ 833 #define SH7750_MCR_RCD_SDRAM_3 0x00020000 /* DRAM delay 3 clocks */ 834 #define SH7750_MCR_RCD_SDRAM_4 0x00030000 /* DRAM delay 4 clocks */ 835 836 #define SH7750_MCR_TRWL 0x0000E000 /* SDRAM Write Precharge Delay */ 837 #define SH7750_MCR_TRWL_1 0x00000000 /* 1 */ 838 #define SH7750_MCR_TRWL_2 0x00002000 /* 2 */ 839 #define SH7750_MCR_TRWL_3 0x00004000 /* 3 */ 840 #define SH7750_MCR_TRWL_4 0x00006000 /* 4 */ 841 #define SH7750_MCR_TRWL_5 0x00008000 /* 5 */ 842 843 #define SH7750_MCR_TRAS 0x00001C00 /* DRAM: CAS-Before-RAS Refresh RAS */ 844 /* asserting period */ 845 /* SDRAM: Command interval after */ 846 /* synchronous DRAM refresh */ 847 #define SH7750_MCR_TRAS_DRAM_2 0x00000000 /* 2 */ 848 #define SH7750_MCR_TRAS_DRAM_3 0x00000400 /* 3 */ 849 #define SH7750_MCR_TRAS_DRAM_4 0x00000800 /* 4 */ 850 #define SH7750_MCR_TRAS_DRAM_5 0x00000C00 /* 5 */ 851 #define SH7750_MCR_TRAS_DRAM_6 0x00001000 /* 6 */ 852 #define SH7750_MCR_TRAS_DRAM_7 0x00001400 /* 7 */ 853 #define SH7750_MCR_TRAS_DRAM_8 0x00001800 /* 8 */ 854 #define SH7750_MCR_TRAS_DRAM_9 0x00001C00 /* 9 */ 855 856 #define SH7750_MCR_TRAS_SDRAM_TRC_4 0x00000000 /* 4 + TRC */ 857 #define SH7750_MCR_TRAS_SDRAM_TRC_5 0x00000400 /* 5 + TRC */ 858 #define SH7750_MCR_TRAS_SDRAM_TRC_6 0x00000800 /* 6 + TRC */ 859 #define SH7750_MCR_TRAS_SDRAM_TRC_7 0x00000C00 /* 7 + TRC */ 860 #define SH7750_MCR_TRAS_SDRAM_TRC_8 0x00001000 /* 8 + TRC */ 861 #define SH7750_MCR_TRAS_SDRAM_TRC_9 0x00001400 /* 9 + TRC */ 862 #define SH7750_MCR_TRAS_SDRAM_TRC_10 0x00001800 /* 10 + TRC */ 863 #define SH7750_MCR_TRAS_SDRAM_TRC_11 0x00001C00 /* 11 + TRC */ 864 865 #define SH7750_MCR_BE 0x00000200 /* Burst Enable */ 866 #define SH7750_MCR_SZ 0x00000180 /* Memory Data Size */ 867 #define SH7750_MCR_SZ_64 0x00000000 /* 64 bits */ 868 #define SH7750_MCR_SZ_16 0x00000100 /* 16 bits */ 869 #define SH7750_MCR_SZ_32 0x00000180 /* 32 bits */ 870 871 #define SH7750_MCR_AMX 0x00000078 /* Address Multiplexing */ 872 #define SH7750_MCR_AMX_S 3 873 #define SH7750_MCR_AMX_DRAM_8BIT_COL 0x00000000 /* 8-bit column addr */ 874 #define SH7750_MCR_AMX_DRAM_9BIT_COL 0x00000008 /* 9-bit column addr */ 875 #define SH7750_MCR_AMX_DRAM_10BIT_COL 0x00000010 /* 10-bit column addr */ 876 #define SH7750_MCR_AMX_DRAM_11BIT_COL 0x00000018 /* 11-bit column addr */ 877 #define SH7750_MCR_AMX_DRAM_12BIT_COL 0x00000020 /* 12-bit column addr */ 878 /* See SH7750 Hardware Manual for SDRAM address multiplexor selection */ 879 880 #define SH7750_MCR_RFSH 0x00000004 /* Refresh Control */ 881 #define SH7750_MCR_RMODE 0x00000002 /* Refresh Mode: */ 882 #define SH7750_MCR_RMODE_NORMAL 0x00000000 /* Normal Refresh Mode */ 883 #define SH7750_MCR_RMODE_SELF 0x00000002 /* Self-Refresh Mode */ 884 #define SH7750_MCR_RMODE_EDO 0x00000001 /* EDO Mode */ 885 886 /* SDRAM Mode Set address */ 887 #define SH7750_SDRAM_MODE_A2_BASE 0xFF900000 888 #define SH7750_SDRAM_MODE_A3_BASE 0xFF940000 889 #define SH7750_SDRAM_MODE_A2_32BIT(x) (SH7750_SDRAM_MODE_A2_BASE + ((x) << 2)) 890 #define SH7750_SDRAM_MODE_A3_32BIT(x) (SH7750_SDRAM_MODE_A3_BASE + ((x) << 2)) 891 #define SH7750_SDRAM_MODE_A2_64BIT(x) (SH7750_SDRAM_MODE_A2_BASE + ((x) << 3)) 892 #define SH7750_SDRAM_MODE_A3_64BIT(x) (SH7750_SDRAM_MODE_A3_BASE + ((x) << 3)) 893 894 895 /* PCMCIA Control Register (half) - PCR */ 896 #define SH7750_PCR_REGOFS 0x800018 /* offset */ 897 #define SH7750_PCR SH7750_P4_REG32(SH7750_PCR_REGOFS) 898 #define SH7750_PCR_A7 SH7750_A7_REG32(SH7750_PCR_REGOFS) 899 900 #define SH7750_PCR_A5PCW 0xC000 /* Area 5 PCMCIA Wait - Number of wait */ 901 /* states to be added to the number of */ 902 /* waits specified by WCR2 in a */ 903 /* low-speed PCMCIA wait cycle */ 904 #define SH7750_PCR_A5PCW_0 0x0000 /* 0 waits inserted */ 905 #define SH7750_PCR_A5PCW_15 0x4000 /* 15 waits inserted */ 906 #define SH7750_PCR_A5PCW_30 0x8000 /* 30 waits inserted */ 907 #define SH7750_PCR_A5PCW_50 0xC000 /* 50 waits inserted */ 908 909 #define SH7750_PCR_A6PCW 0x3000 /* Area 6 PCMCIA Wait - Number of wait */ 910 /* states to be added to the number of */ 911 /* waits specified by WCR2 in a */ 912 /* low-speed PCMCIA wait cycle */ 913 #define SH7750_PCR_A6PCW_0 0x0000 /* 0 waits inserted */ 914 #define SH7750_PCR_A6PCW_15 0x1000 /* 15 waits inserted */ 915 #define SH7750_PCR_A6PCW_30 0x2000 /* 30 waits inserted */ 916 #define SH7750_PCR_A6PCW_50 0x3000 /* 50 waits inserted */ 917 918 #define SH7750_PCR_A5TED 0x0E00 /* Area 5 Addr-OE\/WE\ Assertion Delay */ 919 /* delay time from address output to */ 920 /* OE\/WE\ assertion on the connected */ 921 /* PCMCIA interface */ 922 #define SH7750_PCR_A5TED_S 9 923 #define SH7750_PCR_A6TED 0x01C0 /* Area 6 Addr-OE\/WE\ Assertion Delay */ 924 #define SH7750_PCR_A6TED_S 6 925 926 #define SH7750_PCR_TED_0WS 0 /* 0 Waits inserted */ 927 #define SH7750_PCR_TED_1WS 1 /* 1 Waits inserted */ 928 #define SH7750_PCR_TED_2WS 2 /* 2 Waits inserted */ 929 #define SH7750_PCR_TED_3WS 3 /* 3 Waits inserted */ 930 #define SH7750_PCR_TED_6WS 4 /* 6 Waits inserted */ 931 #define SH7750_PCR_TED_9WS 5 /* 9 Waits inserted */ 932 #define SH7750_PCR_TED_12WS 6 /* 12 Waits inserted */ 933 #define SH7750_PCR_TED_15WS 7 /* 15 Waits inserted */ 934 935 #define SH7750_PCR_A5TEH 0x0038 /* Area 5 OE\/WE\ Negation Addr delay, */ 936 /* address hold delay time from OE\/WE\ */ 937 /* negation in a write on the connected */ 938 /* PCMCIA interface */ 939 #define SH7750_PCR_A5TEH_S 3 940 941 #define SH7750_PCR_A6TEH 0x0007 /* Area 6 OE\/WE\ Negation Address delay */ 942 #define SH7750_PCR_A6TEH_S 0 943 944 #define SH7750_PCR_TEH_0WS 0 /* 0 Waits inserted */ 945 #define SH7750_PCR_TEH_1WS 1 /* 1 Waits inserted */ 946 #define SH7750_PCR_TEH_2WS 2 /* 2 Waits inserted */ 947 #define SH7750_PCR_TEH_3WS 3 /* 3 Waits inserted */ 948 #define SH7750_PCR_TEH_6WS 4 /* 6 Waits inserted */ 949 #define SH7750_PCR_TEH_9WS 5 /* 9 Waits inserted */ 950 #define SH7750_PCR_TEH_12WS 6 /* 12 Waits inserted */ 951 #define SH7750_PCR_TEH_15WS 7 /* 15 Waits inserted */ 952 953 /* Refresh Timer Control/Status Register (half) - RTSCR */ 954 #define SH7750_RTCSR_REGOFS 0x80001C /* offset */ 955 #define SH7750_RTCSR SH7750_P4_REG32(SH7750_RTCSR_REGOFS) 956 #define SH7750_RTCSR_A7 SH7750_A7_REG32(SH7750_RTCSR_REGOFS) 957 958 #define SH7750_RTCSR_KEY 0xA500 /* RTCSR write key */ 959 #define SH7750_RTCSR_CMF 0x0080 /* Compare-Match Flag (indicates a */ 960 /* match between the refresh timer */ 961 /* counter and refresh time constant) */ 962 #define SH7750_RTCSR_CMIE 0x0040 /* Compare-Match Interrupt Enable */ 963 #define SH7750_RTCSR_CKS 0x0038 /* Refresh Counter Clock Selects */ 964 #define SH7750_RTCSR_CKS_DIS 0x0000 /* Clock Input Disabled */ 965 #define SH7750_RTCSR_CKS_CKIO_DIV4 0x0008 /* Bus Clock / 4 */ 966 #define SH7750_RTCSR_CKS_CKIO_DIV16 0x0010 /* Bus Clock / 16 */ 967 #define SH7750_RTCSR_CKS_CKIO_DIV64 0x0018 /* Bus Clock / 64 */ 968 #define SH7750_RTCSR_CKS_CKIO_DIV256 0x0020 /* Bus Clock / 256 */ 969 #define SH7750_RTCSR_CKS_CKIO_DIV1024 0x0028 /* Bus Clock / 1024 */ 970 #define SH7750_RTCSR_CKS_CKIO_DIV2048 0x0030 /* Bus Clock / 2048 */ 971 #define SH7750_RTCSR_CKS_CKIO_DIV4096 0x0038 /* Bus Clock / 4096 */ 972 973 #define SH7750_RTCSR_OVF 0x0004 /* Refresh Count Overflow Flag */ 974 #define SH7750_RTCSR_OVIE 0x0002 /* Refresh Count Overflow Interrupt */ 975 /* Enable */ 976 #define SH7750_RTCSR_LMTS 0x0001 /* Refresh Count Overflow Limit Select */ 977 #define SH7750_RTCSR_LMTS_1024 0x0000 /* Count Limit is 1024 */ 978 #define SH7750_RTCSR_LMTS_512 0x0001 /* Count Limit is 512 */ 979 980 /* Refresh Timer Counter (half) - RTCNT */ 981 #define SH7750_RTCNT_REGOFS 0x800020 /* offset */ 982 #define SH7750_RTCNT SH7750_P4_REG32(SH7750_RTCNT_REGOFS) 983 #define SH7750_RTCNT_A7 SH7750_A7_REG32(SH7750_RTCNT_REGOFS) 984 985 #define SH7750_RTCNT_KEY 0xA500 /* RTCNT write key */ 986 987 /* Refresh Time Constant Register (half) - RTCOR */ 988 #define SH7750_RTCOR_REGOFS 0x800024 /* offset */ 989 #define SH7750_RTCOR SH7750_P4_REG32(SH7750_RTCOR_REGOFS) 990 #define SH7750_RTCOR_A7 SH7750_A7_REG32(SH7750_RTCOR_REGOFS) 991 992 #define SH7750_RTCOR_KEY 0xA500 /* RTCOR write key */ 993 994 /* Refresh Count Register (half) - RFCR */ 995 #define SH7750_RFCR_REGOFS 0x800028 /* offset */ 996 #define SH7750_RFCR SH7750_P4_REG32(SH7750_RFCR_REGOFS) 997 #define SH7750_RFCR_A7 SH7750_A7_REG32(SH7750_RFCR_REGOFS) 998 999 #define SH7750_RFCR_KEY 0xA400 /* RFCR write key */ 1000 1001 /* Synchronous DRAM mode registers - SDMR */ 1002 #define SH7750_SDMR2_REGOFS 0x900000 /* base offset */ 1003 #define SH7750_SDMR2_REGNB 0x0FFC /* nb of register */ 1004 #define SH7750_SDMR2 SH7750_P4_REG32(SH7750_SDMR2_REGOFS) 1005 #define SH7750_SDMR2_A7 SH7750_A7_REG32(SH7750_SDMR2_REGOFS) 1006 1007 #define SH7750_SDMR3_REGOFS 0x940000 /* offset */ 1008 #define SH7750_SDMR3_REGNB 0x0FFC /* nb of register */ 1009 #define SH7750_SDMR3 SH7750_P4_REG32(SH7750_SDMR3_REGOFS) 1010 #define SH7750_SDMR3_A7 SH7750_A7_REG32(SH7750_SDMR3_REGOFS) 1011 1012 /* 1013 * Direct Memory Access Controller (DMAC) 1014 */ 1015 1016 /* DMA Source Address Register - SAR0, SAR1, SAR2, SAR3 */ 1017 #define SH7750_SAR_REGOFS(n) (0xA00000 + ((n) * 16)) /* offset */ 1018 #define SH7750_SAR(n) SH7750_P4_REG32(SH7750_SAR_REGOFS(n)) 1019 #define SH7750_SAR_A7(n) SH7750_A7_REG32(SH7750_SAR_REGOFS(n)) 1020 #define SH7750_SAR0 SH7750_SAR(0) 1021 #define SH7750_SAR1 SH7750_SAR(1) 1022 #define SH7750_SAR2 SH7750_SAR(2) 1023 #define SH7750_SAR3 SH7750_SAR(3) 1024 #define SH7750_SAR0_A7 SH7750_SAR_A7(0) 1025 #define SH7750_SAR1_A7 SH7750_SAR_A7(1) 1026 #define SH7750_SAR2_A7 SH7750_SAR_A7(2) 1027 #define SH7750_SAR3_A7 SH7750_SAR_A7(3) 1028 1029 /* DMA Destination Address Register - DAR0, DAR1, DAR2, DAR3 */ 1030 #define SH7750_DAR_REGOFS(n) (0xA00004 + ((n) * 16)) /* offset */ 1031 #define SH7750_DAR(n) SH7750_P4_REG32(SH7750_DAR_REGOFS(n)) 1032 #define SH7750_DAR_A7(n) SH7750_A7_REG32(SH7750_DAR_REGOFS(n)) 1033 #define SH7750_DAR0 SH7750_DAR(0) 1034 #define SH7750_DAR1 SH7750_DAR(1) 1035 #define SH7750_DAR2 SH7750_DAR(2) 1036 #define SH7750_DAR3 SH7750_DAR(3) 1037 #define SH7750_DAR0_A7 SH7750_DAR_A7(0) 1038 #define SH7750_DAR1_A7 SH7750_DAR_A7(1) 1039 #define SH7750_DAR2_A7 SH7750_DAR_A7(2) 1040 #define SH7750_DAR3_A7 SH7750_DAR_A7(3) 1041 1042 /* DMA Transfer Count Register - DMATCR0, DMATCR1, DMATCR2, DMATCR3 */ 1043 #define SH7750_DMATCR_REGOFS(n) (0xA00008 + ((n) * 16)) /* offset */ 1044 #define SH7750_DMATCR(n) SH7750_P4_REG32(SH7750_DMATCR_REGOFS(n)) 1045 #define SH7750_DMATCR_A7(n) SH7750_A7_REG32(SH7750_DMATCR_REGOFS(n)) 1046 #define SH7750_DMATCR0_P4 SH7750_DMATCR(0) 1047 #define SH7750_DMATCR1_P4 SH7750_DMATCR(1) 1048 #define SH7750_DMATCR2_P4 SH7750_DMATCR(2) 1049 #define SH7750_DMATCR3_P4 SH7750_DMATCR(3) 1050 #define SH7750_DMATCR0_A7 SH7750_DMATCR_A7(0) 1051 #define SH7750_DMATCR1_A7 SH7750_DMATCR_A7(1) 1052 #define SH7750_DMATCR2_A7 SH7750_DMATCR_A7(2) 1053 #define SH7750_DMATCR3_A7 SH7750_DMATCR_A7(3) 1054 1055 /* DMA Channel Control Register - CHCR0, CHCR1, CHCR2, CHCR3 */ 1056 #define SH7750_CHCR_REGOFS(n) (0xA0000C + ((n) * 16)) /* offset */ 1057 #define SH7750_CHCR(n) SH7750_P4_REG32(SH7750_CHCR_REGOFS(n)) 1058 #define SH7750_CHCR_A7(n) SH7750_A7_REG32(SH7750_CHCR_REGOFS(n)) 1059 #define SH7750_CHCR0 SH7750_CHCR(0) 1060 #define SH7750_CHCR1 SH7750_CHCR(1) 1061 #define SH7750_CHCR2 SH7750_CHCR(2) 1062 #define SH7750_CHCR3 SH7750_CHCR(3) 1063 #define SH7750_CHCR0_A7 SH7750_CHCR_A7(0) 1064 #define SH7750_CHCR1_A7 SH7750_CHCR_A7(1) 1065 #define SH7750_CHCR2_A7 SH7750_CHCR_A7(2) 1066 #define SH7750_CHCR3_A7 SH7750_CHCR_A7(3) 1067 1068 #define SH7750_CHCR_SSA 0xE0000000 /* Source Address Space Attribute */ 1069 #define SH7750_CHCR_SSA_PCMCIA 0x00000000 /* Reserved in PCMCIA access */ 1070 #define SH7750_CHCR_SSA_DYNBSZ 0x20000000 /* Dynamic Bus Sizing I/O space */ 1071 #define SH7750_CHCR_SSA_IO8 0x40000000 /* 8-bit I/O space */ 1072 #define SH7750_CHCR_SSA_IO16 0x60000000 /* 16-bit I/O space */ 1073 #define SH7750_CHCR_SSA_CMEM8 0x80000000 /* 8-bit common memory space */ 1074 #define SH7750_CHCR_SSA_CMEM16 0xA0000000 /* 16-bit common memory space */ 1075 #define SH7750_CHCR_SSA_AMEM8 0xC0000000 /* 8-bit attribute memory space */ 1076 #define SH7750_CHCR_SSA_AMEM16 0xE0000000 /* 16-bit attribute memory space */ 1077 1078 #define SH7750_CHCR_STC 0x10000000 /* Source Addr Wait Control Select */ 1079 /* specifies CS5 or CS6 space wait */ 1080 /* control for PCMCIA access */ 1081 1082 #define SH7750_CHCR_DSA 0x0E000000 /* Source Address Space Attribute */ 1083 #define SH7750_CHCR_DSA_PCMCIA 0x00000000 /* Reserved in PCMCIA access */ 1084 #define SH7750_CHCR_DSA_DYNBSZ 0x02000000 /* Dynamic Bus Sizing I/O space */ 1085 #define SH7750_CHCR_DSA_IO8 0x04000000 /* 8-bit I/O space */ 1086 #define SH7750_CHCR_DSA_IO16 0x06000000 /* 16-bit I/O space */ 1087 #define SH7750_CHCR_DSA_CMEM8 0x08000000 /* 8-bit common memory space */ 1088 #define SH7750_CHCR_DSA_CMEM16 0x0A000000 /* 16-bit common memory space */ 1089 #define SH7750_CHCR_DSA_AMEM8 0x0C000000 /* 8-bit attribute memory space */ 1090 #define SH7750_CHCR_DSA_AMEM16 0x0E000000 /* 16-bit attribute memory space */ 1091 1092 #define SH7750_CHCR_DTC 0x01000000 /* Destination Address Wait Control */ 1093 /* Select, specifies CS5 or CS6 */ 1094 /* space wait control for PCMCIA */ 1095 /* access */ 1096 1097 #define SH7750_CHCR_DS 0x00080000 /* DREQ\ Select : */ 1098 #define SH7750_CHCR_DS_LOWLVL 0x00000000 /* Low Level Detection */ 1099 #define SH7750_CHCR_DS_FALL 0x00080000 /* Falling Edge Detection */ 1100 1101 #define SH7750_CHCR_RL 0x00040000 /* Request Check Level: */ 1102 #define SH7750_CHCR_RL_ACTH 0x00000000 /* DRAK is an active high out */ 1103 #define SH7750_CHCR_RL_ACTL 0x00040000 /* DRAK is an active low out */ 1104 1105 #define SH7750_CHCR_AM 0x00020000 /* Acknowledge Mode: */ 1106 #define SH7750_CHCR_AM_RD 0x00000000 /* DACK is output in read cycle */ 1107 #define SH7750_CHCR_AM_WR 0x00020000 /* DACK is output in write cycle */ 1108 1109 #define SH7750_CHCR_AL 0x00010000 /* Acknowledge Level: */ 1110 #define SH7750_CHCR_AL_ACTH 0x00000000 /* DACK is an active high out */ 1111 #define SH7750_CHCR_AL_ACTL 0x00010000 /* DACK is an active low out */ 1112 1113 #define SH7750_CHCR_DM 0x0000C000 /* Destination Address Mode: */ 1114 #define SH7750_CHCR_DM_FIX 0x00000000 /* Destination Addr Fixed */ 1115 #define SH7750_CHCR_DM_INC 0x00004000 /* Destination Addr Incremented */ 1116 #define SH7750_CHCR_DM_DEC 0x00008000 /* Destination Addr Decremented */ 1117 1118 #define SH7750_CHCR_SM 0x00003000 /* Source Address Mode: */ 1119 #define SH7750_CHCR_SM_FIX 0x00000000 /* Source Addr Fixed */ 1120 #define SH7750_CHCR_SM_INC 0x00001000 /* Source Addr Incremented */ 1121 #define SH7750_CHCR_SM_DEC 0x00002000 /* Source Addr Decremented */ 1122 1123 #define SH7750_CHCR_RS 0x00000F00 /* Request Source Select: */ 1124 #define SH7750_CHCR_RS_ER_DA_EA_TO_EA 0x000 /* External Request, Dual Addr */ 1125 /* Mode, External Addr Space */ 1126 /* -> External Addr Space) */ 1127 #define SH7750_CHCR_RS_ER_SA_EA_TO_ED 0x200 /* External Request, Single */ 1128 /* Address Mode (Ext. Addr */ 1129 /* Space -> External Device) */ 1130 #define SH7750_CHCR_RS_ER_SA_ED_TO_EA 0x300 /* External Request, Single */ 1131 /* Address Mode, (External */ 1132 /* Device -> External Addr */ 1133 /* Space) */ 1134 #define SH7750_CHCR_RS_AR_EA_TO_EA 0x400 /* Auto-Request (External Addr */ 1135 /* Space -> Ext. Addr Space) */ 1136 1137 #define SH7750_CHCR_RS_AR_EA_TO_OCP 0x500 /* Auto-Request (External Addr */ 1138 /* Space -> On-chip */ 1139 /* Peripheral Module) */ 1140 #define SH7750_CHCR_RS_AR_OCP_TO_EA 0x600 /* Auto-Request (On-chip */ 1141 /* Peripheral Module -> */ 1142 /* External Addr Space */ 1143 #define SH7750_CHCR_RS_SCITX_EA_TO_SC 0x800 /* SCI Transmit-Data-Empty intr */ 1144 /* transfer request (external */ 1145 /* address space -> SCTDR1) */ 1146 #define SH7750_CHCR_RS_SCIRX_SC_TO_EA 0x900 /* SCI Receive-Data-Full intr */ 1147 /* transfer request (SCRDR1 */ 1148 /* -> External Addr Space) */ 1149 #define SH7750_CHCR_RS_SCIFTX_EA_TO_SC 0xA00 /* SCIF TX-Data-Empty intr */ 1150 /* transfer request (external */ 1151 /* address space -> SCFTDR1) */ 1152 #define SH7750_CHCR_RS_SCIFRX_SC_TO_EA 0xB00 /* SCIF Receive-Data-Full intr */ 1153 /* transfer request (SCFRDR2 */ 1154 /* -> External Addr Space) */ 1155 #define SH7750_CHCR_RS_TMU2_EA_TO_EA 0xC00 /* TMU Channel 2 (input capture */ 1156 /* interrupt), (external */ 1157 /* address space -> external */ 1158 /* address space) */ 1159 #define SH7750_CHCR_RS_TMU2_EA_TO_OCP 0xD00 /* TMU Channel 2 (input capture */ 1160 /* interrupt), (external */ 1161 /* address space -> on-chip */ 1162 /* peripheral module) */ 1163 #define SH7750_CHCR_RS_TMU2_OCP_TO_EA 0xE00 /* TMU Channel 2 (input capture */ 1164 /* interrupt), (on-chip */ 1165 /* peripheral module -> */ 1166 /* external address space) */ 1167 1168 #define SH7750_CHCR_TM 0x00000080 /* Transmit mode: */ 1169 #define SH7750_CHCR_TM_CSTEAL 0x00000000 /* Cycle Steal Mode */ 1170 #define SH7750_CHCR_TM_BURST 0x00000080 /* Burst Mode */ 1171 1172 #define SH7750_CHCR_TS 0x00000070 /* Transmit Size: */ 1173 #define SH7750_CHCR_TS_QUAD 0x00000000 /* Quadword Size (64 bits) */ 1174 #define SH7750_CHCR_TS_BYTE 0x00000010 /* Byte Size (8 bit) */ 1175 #define SH7750_CHCR_TS_WORD 0x00000020 /* Word Size (16 bit) */ 1176 #define SH7750_CHCR_TS_LONG 0x00000030 /* Longword Size (32 bit) */ 1177 #define SH7750_CHCR_TS_BLOCK 0x00000040 /* 32-byte block transfer */ 1178 1179 #define SH7750_CHCR_IE 0x00000004 /* Interrupt Enable */ 1180 #define SH7750_CHCR_TE 0x00000002 /* Transfer End */ 1181 #define SH7750_CHCR_DE 0x00000001 /* DMAC Enable */ 1182 1183 /* DMA Operation Register - DMAOR */ 1184 #define SH7750_DMAOR_REGOFS 0xA00040 /* offset */ 1185 #define SH7750_DMAOR SH7750_P4_REG32(SH7750_DMAOR_REGOFS) 1186 #define SH7750_DMAOR_A7 SH7750_A7_REG32(SH7750_DMAOR_REGOFS) 1187 1188 #define SH7750_DMAOR_DDT 0x00008000 /* On-Demand Data Transfer Mode */ 1189 1190 #define SH7750_DMAOR_PR 0x00000300 /* Priority Mode: */ 1191 #define SH7750_DMAOR_PR_0123 0x00000000 /* CH0 > CH1 > CH2 > CH3 */ 1192 #define SH7750_DMAOR_PR_0231 0x00000100 /* CH0 > CH2 > CH3 > CH1 */ 1193 #define SH7750_DMAOR_PR_2013 0x00000200 /* CH2 > CH0 > CH1 > CH3 */ 1194 #define SH7750_DMAOR_PR_RR 0x00000300 /* Round-robin mode */ 1195 1196 #define SH7750_DMAOR_COD 0x00000010 /* Check Overrun for DREQ\ */ 1197 #define SH7750_DMAOR_AE 0x00000004 /* Address Error flag */ 1198 #define SH7750_DMAOR_NMIF 0x00000002 /* NMI Flag */ 1199 #define SH7750_DMAOR_DME 0x00000001 /* DMAC Master Enable */ 1200 1201 /* 1202 * I/O Ports 1203 */ 1204 /* Port Control Register A - PCTRA */ 1205 #define SH7750_PCTRA_REGOFS 0x80002C /* offset */ 1206 #define SH7750_PCTRA SH7750_P4_REG32(SH7750_PCTRA_REGOFS) 1207 #define SH7750_PCTRA_A7 SH7750_A7_REG32(SH7750_PCTRA_REGOFS) 1208 1209 #define SH7750_PCTRA_PBPUP(n) 0 /* Bit n is pulled up */ 1210 #define SH7750_PCTRA_PBNPUP(n) (1 << ((n) * 2 + 1)) /* Bit n is not pulled up */ 1211 #define SH7750_PCTRA_PBINP(n) 0 /* Bit n is an input */ 1212 #define SH7750_PCTRA_PBOUT(n) (1 << ((n) * 2)) /* Bit n is an output */ 1213 1214 /* Port Data Register A - PDTRA(half) */ 1215 #define SH7750_PDTRA_REGOFS 0x800030 /* offset */ 1216 #define SH7750_PDTRA SH7750_P4_REG32(SH7750_PDTRA_REGOFS) 1217 #define SH7750_PDTRA_A7 SH7750_A7_REG32(SH7750_PDTRA_REGOFS) 1218 1219 #define SH7750_PDTRA_BIT(n) (1 << (n)) 1220 1221 /* Port Control Register B - PCTRB */ 1222 #define SH7750_PCTRB_REGOFS 0x800040 /* offset */ 1223 #define SH7750_PCTRB SH7750_P4_REG32(SH7750_PCTRB_REGOFS) 1224 #define SH7750_PCTRB_A7 SH7750_A7_REG32(SH7750_PCTRB_REGOFS) 1225 1226 #define SH7750_PCTRB_PBPUP(n) 0 /* Bit n is pulled up */ 1227 #define SH7750_PCTRB_PBNPUP(n) (1 << ((n - 16) * 2 + 1)) /* Bit n is not pulled up */ 1228 #define SH7750_PCTRB_PBINP(n) 0 /* Bit n is an input */ 1229 #define SH7750_PCTRB_PBOUT(n) (1 << ((n - 16) * 2)) /* Bit n is an output */ 1230 1231 /* Port Data Register B - PDTRB(half) */ 1232 #define SH7750_PDTRB_REGOFS 0x800044 /* offset */ 1233 #define SH7750_PDTRB SH7750_P4_REG32(SH7750_PDTRB_REGOFS) 1234 #define SH7750_PDTRB_A7 SH7750_A7_REG32(SH7750_PDTRB_REGOFS) 1235 1236 #define SH7750_PDTRB_BIT(n) (1 << ((n) - 16)) 1237 1238 /* GPIO Interrupt Control Register - GPIOIC(half) */ 1239 #define SH7750_GPIOIC_REGOFS 0x800048 /* offset */ 1240 #define SH7750_GPIOIC SH7750_P4_REG32(SH7750_GPIOIC_REGOFS) 1241 #define SH7750_GPIOIC_A7 SH7750_A7_REG32(SH7750_GPIOIC_REGOFS) 1242 1243 #define SH7750_GPIOIC_PTIREN(n) (1 << (n)) /* Port n is used as a GPIO int */ 1244 1245 /* 1246 * Interrupt Controller - INTC 1247 */ 1248 /* Interrupt Control Register - ICR (half) */ 1249 #define SH7750_ICR_REGOFS 0xD00000 /* offset */ 1250 #define SH7750_ICR SH7750_P4_REG32(SH7750_ICR_REGOFS) 1251 #define SH7750_ICR_A7 SH7750_A7_REG32(SH7750_ICR_REGOFS) 1252 1253 #define SH7750_ICR_NMIL 0x8000 /* NMI Input Level */ 1254 #define SH7750_ICR_MAI 0x4000 /* NMI Interrupt Mask */ 1255 1256 #define SH7750_ICR_NMIB 0x0200 /* NMI Block Mode: */ 1257 #define SH7750_ICR_NMIB_BLK 0x0000 /* NMI requests held pending while */ 1258 /* SR.BL bit is set to 1 */ 1259 #define SH7750_ICR_NMIB_NBLK 0x0200 /* NMI requests detected when SR.BL */ 1260 /* bit set to 1 */ 1261 1262 #define SH7750_ICR_NMIE 0x0100 /* NMI Edge Select: */ 1263 #define SH7750_ICR_NMIE_FALL 0x0000 /* Interrupt request detected on */ 1264 /* falling edge of NMI input */ 1265 #define SH7750_ICR_NMIE_RISE 0x0100 /* Interrupt request detected on */ 1266 /* rising edge of NMI input */ 1267 1268 #define SH7750_ICR_IRLM 0x0080 /* IRL Pin Mode: */ 1269 #define SH7750_ICR_IRLM_ENC 0x0000 /* IRL\ pins used as a level-encoded */ 1270 /* interrupt requests */ 1271 #define SH7750_ICR_IRLM_RAW 0x0080 /* IRL\ pins used as a four */ 1272 /* independent interrupt requests */ 1273 1274 /* 1275 * User Break Controller registers 1276 */ 1277 #define SH7750_BARA 0x200000 /* Break address register A */ 1278 #define SH7750_BAMRA 0x200004 /* Break address mask register A */ 1279 #define SH7750_BBRA 0x200008 /* Break bus cycle register A */ 1280 #define SH7750_BARB 0x20000c /* Break address register B */ 1281 #define SH7750_BAMRB 0x200010 /* Break address mask register B */ 1282 #define SH7750_BBRB 0x200014 /* Break bus cycle register B */ 1283 #define SH7750_BASRB 0x000018 /* Break ASID register B */ 1284 #define SH7750_BDRB 0x200018 /* Break data register B */ 1285 #define SH7750_BDMRB 0x20001c /* Break data mask register B */ 1286 #define SH7750_BRCR 0x200020 /* Break control register */ 1287 1288 #define SH7750_BRCR_UDBE 0x0001 /* User break debug enable bit */ 1289 1290 /* 1291 * Missing in RTEMS, added for QEMU 1292 */ 1293 #define SH7750_BCR3_A7 0x1f800050 1294 #define SH7750_BCR4_A7 0x1e0a00f0 1295 1296 #endif 1297