1 /* $NetBSD: ehcireg.h,v 1.41 2024/09/23 10:07:26 skrll Exp $ */ 2 3 /* 4 * Copyright (c) 2001, 2004 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Lennart Augustsson (lennart (at) augustsson.net). 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 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * The EHCI 0.96 spec can be found at 34 * http://developer.intel.com/technology/usb/download/ehci-r096.pdf 35 * and the USB 2.0 spec at 36 * http://www.usb.org/developers/data/usb_20.zip 37 */ 38 39 #ifndef _DEV_USB_EHCIREG_H_ 40 #define _DEV_USB_EHCIREG_H_ 41 42 /*** PCI config registers ***/ 43 44 #define PCI_CBMEM 0x10 /* configuration base MEM */ 45 46 #define PCI_INTERFACE_EHCI 0x20 47 48 #define PCI_USBREV 0x60 /* RO USB protocol revision */ 49 #define PCI_USBREV_MASK 0xff 50 #define PCI_USBREV_PRE_1_0 0x00 51 #define PCI_USBREV_1_0 0x10 52 #define PCI_USBREV_1_1 0x11 53 #define PCI_USBREV_2_0 0x20 54 55 #define PCI_EHCI_FLADJ 0x61 /*RW Frame len adj, SOF=59488+6*fladj */ 56 57 #define PCI_EHCI_PORTWAKECAP 0x62 /* RW Port wake caps (opt) */ 58 59 /* Regs at EECP + offset */ 60 #define PCI_EHCI_USBLEGSUP 0x00 61 #define EHCI_LEG_HC_OS_OWNED 0x01000000 62 #define EHCI_LEG_HC_BIOS_OWNED 0x00010000 63 #define PCI_EHCI_USBLEGCTLSTS 0x04 64 #define EHCI_LEG_EXT_SMI_BAR 0x80000000 65 #define EHCI_LEG_EXT_SMI_PCICMD 0x40000000 66 #define EHCI_LEG_EXT_SMI_OS_CHANGE 0x20000000 67 68 #define EHCI_CAP_GET_ID(cap) ((cap) & 0xff) 69 #define EHCI_CAP_GET_NEXT(cap) (((cap) >> 8) & 0xff) 70 #define EHCI_CAP_ID_LEGACY 1 71 72 /*** EHCI capability registers ***/ 73 74 #define EHCI_CAPLENGTH 0x00 /*RO Capability register length field */ 75 /* reserved 0x01 */ 76 #define EHCI_HCIVERSION 0x02 /* RO Interface version number */ 77 78 #define EHCI_HCSPARAMS 0x04 /* RO Structural parameters */ 79 #define EHCI_HCS_N_TT(x) (((x) >> 20) & 0xf) /* # of xacts xlater ETTF */ 80 #define EHCI_HCS_N_PTT(x) (((x) >> 20) & 0xf) /* ports per xlater ETTF */ 81 #define EHCI_HCS_DEBUGPORT(x) (((x) >> 20) & 0xf) 82 #define EHCI_HCS_P_INDICATOR(x) ((x) & 0x10000) 83 #define EHCI_HCS_N_CC(x) (((x) >> 12) & 0xf) /* # of companion ctlrs */ 84 #define EHCI_HCS_N_PCC(x) (((x) >> 8) & 0xf) /* # of ports per comp. */ 85 #define EHCI_HCS_PPC(x) ((x) & 0x10) /* port power control */ 86 #define EHCI_HCS_N_PORTS(x) ((x) & 0xf) /* # of ports */ 87 88 #define EHCI_HCCPARAMS 0x08 /* RO Capability parameters */ 89 #define EHCI_HCC_EECP(x) (((x) >> 8) & 0xff) /* extended ports caps */ 90 #define EHCI_HCC_IST_FULLFRAME __BIT(7) 91 #define EHCI_HCC_IST_THRESHOLD_MASK __BITS(6,4) /* isoc sched threshold */ 92 #define EHCI_HCC_GET_IST_THRESHOLD(x) __SHIFTOUT((x), EHCI_HCC_IST_THRESHOLD_MASK) 93 #define EHCI_HCC_ASPC(x) ((x) & 0x4) /* async sched park cap */ 94 #define EHCI_HCC_PFLF(x) ((x) & 0x2) /* prog frame list flag */ 95 #define EHCI_HCC_64BIT(x) ((x) & 0x1) /* 64 bit address cap */ 96 97 #define EHCI_HCSP_PORTROUTE 0x0c /*RO Companion port route description */ 98 99 /* EHCI operational registers. Offset given by EHCI_CAPLENGTH register */ 100 #define EHCI_USBCMD 0x00 /* RO, RW, WO Command register */ 101 #define EHCI_CMD_ITC_M 0x00ff0000 /* RW interrupt threshold ctrl */ 102 #define EHCI_CMD_ITC_1 0x00010000 103 #define EHCI_CMD_ITC_2 0x00020000 104 #define EHCI_CMD_ITC_4 0x00040000 105 #define EHCI_CMD_ITC_8 0x00080000 106 #define EHCI_CMD_ITC_16 0x00100000 107 #define EHCI_CMD_ITC_32 0x00200000 108 #define EHCI_CMD_ITC_64 0x00400000 109 #define EHCI_CMD_ASPME 0x00000800 /* RW/RO async park enable */ 110 #define EHCI_CMD_ASPMC 0x00000300 /* RW/RO async park count */ 111 #define EHCI_CMD_LHCR 0x00000080 /* RW light host ctrl reset */ 112 #define EHCI_CMD_IAAD 0x00000040 /* RW intr on async adv door bell */ 113 #define EHCI_CMD_ASE 0x00000020 /* RW async sched enable */ 114 #define EHCI_CMD_PSE 0x00000010 /* RW periodic sched enable */ 115 #define EHCI_CMD_FLS_M 0x0000000c /* RW/RO frame list size */ 116 #define EHCI_CMD_FLS(x) (((x) >> 2) & 3) /* RW/RO frame list size */ 117 #define EHCI_CMD_HCRESET 0x00000002 /* RW reset */ 118 #define EHCI_CMD_RS 0x00000001 /* RW run/stop */ 119 120 #define EHCI_USBSTS 0x04 /* RO, RW, RWC Status register */ 121 #define EHCI_STS_ASS 0x00008000 /* RO async sched status */ 122 #define EHCI_STS_PSS 0x00004000 /* RO periodic sched status */ 123 #define EHCI_STS_REC 0x00002000 /* RO reclamation */ 124 #define EHCI_STS_HCH 0x00001000 /* RO host controller halted */ 125 #define EHCI_STS_IAA 0x00000020 /* RWC interrupt on async adv */ 126 #define EHCI_STS_HSE 0x00000010 /* RWC host system error */ 127 #define EHCI_STS_FLR 0x00000008 /* RWC frame list rollover */ 128 #define EHCI_STS_PCD 0x00000004 /* RWC port change detect */ 129 #define EHCI_STS_ERRINT 0x00000002 /* RWC error interrupt */ 130 #define EHCI_STS_INT 0x00000001 /* RWC interrupt */ 131 #define EHCI_STS_INTRS(x) ((x) & 0x3f) 132 133 #define EHCI_NORMAL_INTRS (EHCI_STS_IAA | EHCI_STS_HSE | EHCI_STS_PCD | EHCI_STS_ERRINT | EHCI_STS_INT) 134 135 #define EHCI_USBINTR 0x08 /* RW Interrupt register */ 136 #define EHCI_INTR_IAAE 0x00000020 /* interrupt on async advance ena */ 137 #define EHCI_INTR_HSEE 0x00000010 /* host system error ena */ 138 #define EHCI_INTR_FLRE 0x00000008 /* frame list rollover ena */ 139 #define EHCI_INTR_PCIE 0x00000004 /* port change ena */ 140 #define EHCI_INTR_UEIE 0x00000002 /* USB error intr ena */ 141 #define EHCI_INTR_UIE 0x00000001 /* USB intr ena */ 142 143 #define EHCI_FRINDEX 0x0c /* RW Frame Index register */ 144 145 #define EHCI_CTRLDSSEGMENT 0x10 /* RW Control Data Structure Segment */ 146 147 #define EHCI_PERIODICLISTBASE 0x14 /* RW Periodic List Base */ 148 #define EHCI_ASYNCLISTADDR 0x18 /* RW Async List Base */ 149 150 #define EHCI_CONFIGFLAG 0x40 /* RW Configure Flag register */ 151 #define EHCI_CONF_CF 0x00000001 /* RW configure flag */ 152 153 #define EHCI_PORTSC(n) (0x40+4*(n)) /* RO, RW, RWC Port Status reg */ 154 #define EHCI_PS_PSPD 0x0C000000 /* RO port speed (ETTF) */ 155 #define EHCI_PS_PSPD_FS 0x00000000 /* Full speed (ETTF) */ 156 #define EHCI_PS_PSPD_LS 0x04000000 /* Low speed (ETTF) */ 157 #define EHCI_PS_PSPD_HS 0x08000000 /* High speed (ETTF) */ 158 #define EHCI_PS_WKOC_E 0x00400000 /* RW wake on over current ena */ 159 #define EHCI_PS_WKDSCNNT_E 0x00200000 /* RW wake on disconnect ena */ 160 #define EHCI_PS_WKCNNT_E 0x00100000 /* RW wake on connect ena */ 161 #define EHCI_PS_PTC 0x000f0000 /* RW port test control */ 162 #define EHCI_PS_PIC 0x0000c000 /* RW port indicator control */ 163 #define EHCI_PS_PO 0x00002000 /* RW port owner */ 164 #define EHCI_PS_PP 0x00001000 /* RW,RO port power */ 165 #define EHCI_PS_LS 0x00000c00 /* RO line status */ 166 #define EHCI_PS_IS_LOWSPEED(x) (((x) & EHCI_PS_LS) == 0x00000400) 167 #define EHCI_PS_PR 0x00000100 /* RW port reset */ 168 #define EHCI_PS_SUSP 0x00000080 /* RW suspend */ 169 #define EHCI_PS_FPR 0x00000040 /* RW force port resume */ 170 #define EHCI_PS_OCC 0x00000020 /* RWC over current change */ 171 #define EHCI_PS_OCA 0x00000010 /* RO over current active */ 172 #define EHCI_PS_PEC 0x00000008 /* RWC port enable change */ 173 #define EHCI_PS_PE 0x00000004 /* RW port enable */ 174 #define EHCI_PS_CSC 0x00000002 /* RWC connect status change */ 175 #define EHCI_PS_CS 0x00000001 /* RO connect status */ 176 #define EHCI_PS_CLEAR (EHCI_PS_OCC|EHCI_PS_PEC|EHCI_PS_CSC) 177 178 #define EHCI_PORT_RESET_COMPLETE 2 /* ms */ 179 180 #define EHCI_FLALIGN_ALIGN 0x1000 181 #define EHCI_MAX_PORTS 16 /* only 4 bits available in EHCI_HCS_N_PORTS */ 182 183 /* No data structure may cross a page boundary. */ 184 #define EHCI_PAGE_SHIFT 12 185 #define EHCI_PAGE_SIZE (1 << EHCI_PAGE_SHIFT) 186 #define EHCI_PAGE_MASK (EHCI_PAGE_SIZE - 1) 187 #define EHCI_PAGE(x) ((x) & ~EHCI_PAGE_MASK) 188 #define EHCI_PAGE_OFFSET(x) ((x) & EHCI_PAGE_MASK) 189 #define EHCI_NPAGES(x) (((x) + EHCI_PAGE_MASK) >> EHCI_PAGE_SHIFT) 190 191 typedef uint32_t ehci_link_t; 192 #define EHCI_LINK_TERMINATE __BIT(0) 193 #define EHCI_LINK_TYPE(x) ((x) & 0x00000006) 194 #define EHCI_LINK_ITD 0x0 195 #define EHCI_LINK_QH 0x2 196 #define EHCI_LINK_SITD 0x4 197 #define EHCI_LINK_FSTN 0x6 198 #define EHCI_LINK_ADDR(x) ((x) &~ 0x1f) 199 200 typedef uint32_t ehci_physaddr_t; 201 202 typedef uint32_t ehci_isoc_trans_t; 203 typedef uint32_t ehci_isoc_bufr_ptr_t; 204 205 /* Isochronous Transfer Descriptor */ 206 #define EHCI_ITD_ALIGN 32 207 #define EHCI_ITD_NUFRAMES USB_UFRAMES_PER_FRAME 208 #define EHCI_ITD_NBUFFERS 7 209 typedef struct ehci_itd_t { 210 volatile ehci_link_t itd_next; 211 volatile ehci_isoc_trans_t itd_ctl[EHCI_ITD_NUFRAMES]; 212 #define EHCI_ITD_STATUS_MASK __BITS(31,28) 213 #define EHCI_ITD_GET_STATUS(x) __SHIFTOUT((x), EHCI_ITD_STATUS_MASK) 214 #define EHCI_ITD_SET_STATUS(x) __SHIFTIN((x), EHCI_ITD_STATUS_MASK) 215 #define EHCI_ITD_ACTIVE __BIT(31) 216 #define EHCI_ITD_BUF_ERR __BIT(30) 217 #define EHCI_ITD_BABBLE __BIT(29) 218 #define EHCI_ITD_ERROR __BIT(28) 219 #define EHCI_ITD_LEN_MASK __BITS(27,16) 220 #define EHCI_ITD_GET_LEN(x) __SHIFTOUT((x), EHCI_ITD_LEN_MASK) 221 #define EHCI_ITD_SET_LEN(x) __SHIFTIN((x), EHCI_ITD_LEN_MASK) 222 #define EHCI_ITD_IOC __BIT(15) 223 #define EHCI_ITD_GET_IOC(x) __SHIFTOUT((x), EHCI_ITD_IOC) 224 #define EHCI_ITD_SET_IOC(x) __SHIFTIN((x), EHCI_ITD_IOC) 225 #define EHCI_ITD_PG_MASK __BITS(14,12) 226 #define EHCI_ITD_GET_PG(x) __SHIFTOUT((x), EHCI_ITD_PG_MASK) 227 #define EHCI_ITD_SET_PG(x) __SHIFTIN((x), EHCI_ITD_PG_MASK) 228 #define EHCI_ITD_OFFSET_MASK __BITS(11,0) 229 #define EHCI_ITD_GET_OFFS(x) __SHIFTOUT((x), EHCI_ITD_OFFSET_MASK) 230 #define EHCI_ITD_SET_OFFS(x) __SHIFTIN((x), EHCI_ITD_OFFSET_MASK) 231 volatile ehci_isoc_bufr_ptr_t itd_bufr[EHCI_ITD_NBUFFERS]; 232 #define EHCI_ITD_BPTR_MASK __BITS(31,12) 233 #define EHCI_ITD_GET_BPTR(x) ((x) & EHCI_ITD_BPTR_MASK) 234 #define EHCI_ITD_SET_BPTR(x) ((x) & EHCI_ITD_BPTR_MASK) 235 #define EHCI_ITD_EP_MASK __BITS(11,8) 236 #define EHCI_ITD_GET_EP(x) __SHIFTOUT((x), EHCI_ITD_EP_MASK) 237 #define EHCI_ITD_SET_EP(x) __SHIFTIN((x), EHCI_ITD_EP_MASK) 238 #define EHCI_ITD_DADDR_MASK __BITS(6,0) 239 #define EHCI_ITD_GET_DADDR(x) __SHIFTOUT((x), EHCI_ITD_DADDR_MASK) 240 #define EHCI_ITD_SET_DADDR(x) __SHIFTIN((x), EHCI_ITD_DADDR_MASK) 241 #define EHCI_ITD_DIR_MASK __BIT(11) 242 #define EHCI_ITD_GET_DIR(x) __SHIFTOUT((x), EHCI_ITD_DIR_MASK) 243 #define EHCI_ITD_SET_DIR(x) __SHIFTIN((x), EHCI_ITD_DIR_MASK) 244 #define EHCI_ITD_MAXPKT_MASK __BITS(10,0) 245 #define EHCI_ITD_GET_MAXPKT(x) __SHIFTOUT((x), EHCI_ITD_MAXPKT_MASK) 246 #define EHCI_ITD_SET_MAXPKT(x) __SHIFTIN((x), EHCI_ITD_MAXPKT_MASK) 247 #define EHCI_ITD_MULTI_MASK __BITS(1,0) 248 #define EHCI_ITD_GET_MULTI(x) __SHIFTOUT((x), EHCI_ITD_MULTI_MASK) 249 #define EHCI_ITD_SET_MULTI(x) __SHIFTIN((x), EHCI_ITD_MULTI_MASK) 250 volatile ehci_isoc_bufr_ptr_t itd_bufr_hi[EHCI_ITD_NBUFFERS]; 251 } ehci_itd_t; 252 #define EHCI_ITD_ALLOC_ALIGN MAX(EHCI_ITD_ALIGN, CACHE_LINE_SIZE) 253 #define EHCI_ITD_SIZE (roundup(sizeof(ehci_itd_t), EHCI_ITD_ALLOC_ALIGN)) 254 #define EHCI_ITD_CHUNK (EHCI_PAGE_SIZE / EHCI_ITD_SIZE) 255 256 /* Split Transaction Isochronous Transfer Descriptor */ 257 #define EHCI_SITD_ALIGN 32 258 typedef struct ehci_sitd_t { 259 volatile ehci_link_t sitd_next; 260 volatile uint32_t sitd_endp; 261 #define EHCI_SITD_DIR_MASK __BIT(31) 262 #define EHCI_SITD_PORT_MASK __BITS(30,24) 263 #define EHCI_SITD_HUBA_MASK __BITS(22,16) 264 #define EHCI_SITD_ENDPT_MASK __BITS(11,8) 265 #define EHCI_SITD_DADDR_MASK __BITS(6,0) 266 #define EHCI_SITD_SET_DIR(x) __SHIFTIN((x), EHCI_SITD_DIR_MASK) 267 #define EHCI_SITD_SET_PORT(x) __SHIFTIN((x), EHCI_SITD_PORT_MASK) 268 #define EHCI_SITD_SET_HUBA(x) __SHIFTIN((x), EHCI_SITD_HUBA_MASK) 269 #define EHCI_SITD_SET_ENDPT(x) __SHIFTIN((x), EHCI_SITD_ENDPT_MASK) 270 #define EHCI_SITD_SET_DADDR(x) __SHIFTIN((x), EHCI_SITD_DADDR_MASK) 271 volatile uint32_t sitd_sched; 272 #define EHCI_SITD_SMASK_MASK __BITS(7,0) 273 #define EHCI_SITD_CMASK_MASK __BITS(15,8) 274 #define EHCI_SITD_SET_SMASK(x) __SHIFTIN((x), EHCI_SITD_SMASK_MASK) 275 #define EHCI_SITD_SET_CMASK(x) __SHIFTIN((x), EHCI_SITD_CMASK_MASK) 276 volatile uint32_t sitd_trans; 277 #define EHCI_SITD_IOC __BIT(31) 278 #define EHCI_SITD_P __BIT(30) 279 #define EHCI_SITD_LENGTH_MASK __BITS(25,16) 280 #define EHCI_SITD_GET_LEN(x) __SHIFTOUT((x), EHCI_SITD_LENGTH_MASK) 281 #define EHCI_SITD_SET_LEN(x) __SHIFTIN((x), EHCI_SITD_LENGTH_MASK) 282 #define EHCI_SITD_STATUS_MASK __BITS(7,0) 283 #define EHCI_SITD_ACTIVE 0x00000080 284 #define EHCI_SITD_ERR 0x00000040 285 #define EHCI_SITD_BUFERR 0x00000020 286 #define EHCI_SITD_BABBLE 0x00000010 287 #define EHCI_SITD_XACTERR 0x00000008 288 #define EHCI_SITD_MISS 0x00000004 289 #define EHCI_SITD_SPLITXSTATE 0x00000002 290 291 #define EHCI_SITD_BUFFERS 2 292 293 volatile uint32_t sitd_buffer[EHCI_SITD_BUFFERS]; 294 #define EHCI_SITD_SET_BPTR(x) ((x) & 0xfffff000) 295 #define EHCI_SITD_SET_OFFS(x) ((x) & 0xfff) 296 #define EHCI_SITD_TP_MASK __BITS(4,3) 297 #define EHCI_SITD_TCOUNT_MASK __BITS(2,0) 298 299 volatile ehci_link_t sitd_back; 300 volatile uint32_t sitd_buffer_hi[EHCI_SITD_BUFFERS]; 301 } ehci_sitd_t; 302 303 /* Queue Element Transfer Descriptor */ 304 #define EHCI_QTD_NBUFFERS 5 305 #define EHCI_QTD_MAXTRANSFER (EHCI_QTD_NBUFFERS * EHCI_PAGE_SIZE) 306 #define EHCI_QTD_ALIGN 32 307 typedef struct ehci_qtd_t { 308 volatile ehci_link_t qtd_next; 309 volatile ehci_link_t qtd_altnext; 310 volatile uint32_t qtd_status; 311 #define EHCI_QTD_STATUS_MASK __BITS(7,0) 312 #define EHCI_QTD_GET_STATUS(x) __SHIFTOUT((x), EHCI_QTD_STATUS_MASK) 313 #define EHCI_QTD_SET_STATUS(x) __SHIFTIN((x), EHCI_QTD_STATUS_MASK) 314 #define EHCI_QTD_ACTIVE 0x80 315 #define EHCI_QTD_HALTED 0x40 316 #define EHCI_QTD_BUFERR 0x20 317 #define EHCI_QTD_BABBLE 0x10 318 #define EHCI_QTD_XACTERR 0x08 319 #define EHCI_QTD_MISSEDMICRO 0x04 320 #define EHCI_QTD_SPLITXSTATE 0x02 321 #define EHCI_QTD_PINGSTATE 0x01 322 #define EHCI_QTD_STATERRS 0x3c 323 #define EHCI_QTD_PID_MASK __BITS(9,8) 324 #define EHCI_QTD_GET_PID(x) __SHIFTOUT((x), EHCI_QTD_PID_MASK) 325 #define EHCI_QTD_SET_PID(x) __SHIFTIN((x), EHCI_QTD_PID_MASK) 326 #define EHCI_QTD_PID_OUT 0x0 327 #define EHCI_QTD_PID_IN 0x1 328 #define EHCI_QTD_PID_SETUP 0x2 329 #define EHCI_QTD_CERR_MASK __BITS(11,10) 330 #define EHCI_QTD_GET_CERR(x) __SHIFTOUT((x), EHCI_QTD_CERR_MASK) 331 #define EHCI_QTD_SET_CERR(x) __SHIFTIN((x), EHCI_QTD_CERR_MASK) 332 #define EHCI_QTD_C_PAGE_MASK __BITS(14,12) 333 #define EHCI_QTD_GET_C_PAGE(x) __SHIFTOUT((x), EHCI_QTD_C_PAGE_MASK) 334 #define EHCI_QTD_SET_C_PAGE(x) __SHIFTIN((x), EHCI_QTD_C_PAGE_MASK) 335 #define EHCI_QTD_IOC __BIT(15) 336 #define EHCI_QTD_GET_IOC(x) __SHIFTOUT((x), EHCI_QTD_IOC) 337 #define EHCI_QTD_BYTES_MASK __BITS(30,16) 338 #define EHCI_QTD_GET_BYTES(x) __SHIFTOUT((x), EHCI_QTD_BYTES_MASK) 339 #define EHCI_QTD_SET_BYTES(x) __SHIFTIN((x), EHCI_QTD_BYTES_MASK) 340 #define EHCI_QTD_TOGGLE_MASK __BIT(31) 341 #define EHCI_QTD_GET_TOGGLE(x) __SHIFTOUT((x), EHCI_QTD_TOGGLE_MASK) 342 #define EHCI_QTD_SET_TOGGLE(x) __SHIFTIN((x), EHCI_QTD_TOGGLE_MASK) 343 volatile ehci_physaddr_t qtd_buffer[EHCI_QTD_NBUFFERS]; 344 volatile ehci_physaddr_t qtd_buffer_hi[EHCI_QTD_NBUFFERS]; 345 } ehci_qtd_t; 346 #define EHCI_QTD_ALLOC_ALIGN MAX(EHCI_QTD_ALIGN, CACHE_LINE_SIZE) 347 #define EHCI_QTD_SIZE (roundup(sizeof(ehci_qtd_t), EHCI_QTD_ALLOC_ALIGN)) 348 #define EHCI_QTD_CHUNK (EHCI_PAGE_SIZE / EHCI_QTD_SIZE) 349 350 /* Queue Head */ 351 #define EHCI_QH_ALIGN 32 352 typedef struct ehci_qh_t { 353 volatile ehci_link_t qh_link; 354 volatile uint32_t qh_endp; 355 #define EHCI_QH_ADDR_MASK __BITS(6,0) /* endpoint addr */ 356 #define EHCI_QH_GET_ADDR(x) __SHIFTOUT((x), EHCI_QH_ADDR_MASK) 357 #define EHCI_QH_SET_ADDR(x) __SHIFTIN((x), EHCI_QH_ADDR_MASK) 358 #define EHCI_QH_INACT __BIT(7) /* inactivate on next */ 359 #define EHCI_QH_GET_INACT(x) __SHIFTOUT((x), EHCI_QH_INACT) 360 #define EHCI_QH_ENDPT_MASK __BITS(11,8) /* endpoint no */ 361 #define EHCI_QH_GET_ENDPT(x) __SHIFTOUT((x), EHCI_QH_ENDPT_MASK) 362 #define EHCI_QH_SET_ENDPT(x) __SHIFTIN((x), EHCI_QH_ENDPT_MASK) 363 #define EHCI_QH_EPS_MASK __BITS(13,12) /* endpoint speed */ 364 #define EHCI_QH_GET_EPS(x) __SHIFTOUT((x), EHCI_QH_EPS_MASK) 365 #define EHCI_QH_SET_EPS(x) __SHIFTIN((x), EHCI_QH_EPS_MASK) 366 #define EHCI_QH_SPEED_FULL 0x0 367 #define EHCI_QH_SPEED_LOW 0x1 368 #define EHCI_QH_SPEED_HIGH 0x2 369 #define EHCI_QH_DTC __BIT(14) /* data toggle control */ 370 #define EHCI_QH_GET_DTC(x) __SHIFTOUT((x), EHCI_QH_DTC) 371 #define EHCI_QH_HRECL __BIT(15) /* head of reclamation */ 372 #define EHCI_QH_GET_HRECL(x) __SHIFTOUT((x), EHCI_QH_HRECL) 373 #define EHCI_QH_MPL_MASK __BITS(26,16) /* max packet len */ 374 #define EHCI_QH_GET_MPL(x) __SHIFTOUT((x), EHCI_QH_MPL_MASK) 375 #define EHCI_QH_SET_MPL(x) __SHIFTIN((x), EHCI_QH_MPL_MASK) 376 #define EHCI_QH_CTL __BIT(27) /* control endpoint */ 377 #define EHCI_QH_GET_CTL(x) __SHIFTOUT((x), EHCI_QH_CTL) 378 #define EHCI_QH_NRL_MASK __BITS(31,28) /* NAK reload */ 379 #define EHCI_QH_GET_NRL(x) __SHIFTOUT((x), EHCI_QH_NRL_MASK) 380 #define EHCI_QH_SET_NRL(x) __SHIFTIN((x), EHCI_QH_NRL_MASK) 381 volatile uint32_t qh_endphub; 382 #define EHCI_QH_SMASK_MASK __BITS(7,0) /* intr sched mask */ 383 #define EHCI_QH_GET_SMASK(x) __SHIFTOUT((x), EHCI_QH_SMASK_MASK) 384 #define EHCI_QH_SET_SMASK(x) __SHIFTIN((x), EHCI_QH_SMASK_MASK) 385 #define EHCI_QH_CMASK_MASK __BITS(15,8) /* split completion mask */ 386 #define EHCI_QH_GET_CMASK(x) __SHIFTOUT((x), EHCI_QH_CMASK_MASK) 387 #define EHCI_QH_SET_CMASK(x) __SHIFTIN((x), EHCI_QH_CMASK_MASK) 388 #define EHCI_QH_HUBA_MASK __BITS(22,16) /* hub address */ 389 #define EHCI_QH_GET_HUBA(x) __SHIFTOUT((x), EHCI_QH_HUBA_MASK) 390 #define EHCI_QH_SET_HUBA(x) __SHIFTIN((x), EHCI_QH_HUBA_MASK) 391 #define EHCI_QH_PORT_MASK __BITS(29,23) /* hub port */ 392 #define EHCI_QH_GET_PORT(x) __SHIFTOUT((x), EHCI_QH_PORT_MASK) 393 #define EHCI_QH_SET_PORT(x) __SHIFTIN((x), EHCI_QH_PORT_MASK) 394 #define EHCI_QH_MULTI_MASK __BITS(31,30) /* pipe multiplier */ 395 #define EHCI_QH_GET_MULT(x) __SHIFTOUT((x), EHCI_QH_MULTI_MASK) 396 #define EHCI_QH_SET_MULT(x) __SHIFTIN((x), EHCI_QH_MULTI_MASK) 397 volatile ehci_link_t qh_curqtd; 398 ehci_qtd_t qh_qtd; 399 } ehci_qh_t; 400 #define EHCI_QH_ALLOC_ALIGN MAX(EHCI_QH_ALIGN, CACHE_LINE_SIZE) 401 #define EHCI_QH_SIZE (roundup(sizeof(ehci_qh_t), EHCI_QH_ALLOC_ALIGN)) 402 #define EHCI_QH_CHUNK (EHCI_PAGE_SIZE / EHCI_QH_SIZE) 403 404 /* Periodic Frame Span Traversal Node */ 405 #define EHCI_FSTN_ALIGN 32 406 typedef struct ehci_fstn_t { 407 volatile ehci_link_t fstn_link; 408 volatile ehci_link_t fstn_back; 409 } ehci_fstn_t; 410 411 /* Debug Port */ 412 #define PCI_CAP_DEBUGPORT_OFFSET __BITS(28,16) 413 #define PCI_CAP_DEBUGPORT_BAR __BITS(31,29) 414 /* Debug Port Registers, offset into DEBUGPORT_BAR at DEBUGPORT_OFFSET */ 415 #define EHCI_DEBUG_SC 0x00 416 /* Status/Control Register */ 417 #define EHCI_DSC_DATA_LENGTH __BITS(3,0) 418 #define EHCI_DSC_WRITE __BIT(4) 419 #define EHCI_DSC_GO __BIT(5) 420 #define EHCI_DSC_ERROR __BIT(6) 421 #define EHCI_DSC_EXCEPTION __BITS(9,7) 422 #define EHCI_DSC_EXCEPTION_NONE 0 423 #define EHCI_DSC_EXCEPTION_XACT 1 424 #define EHCI_DSC_EXCEPTION_HW 2 425 #define EHCI_DSC_IN_USE __BIT(10) 426 #define EHCI_DSC_DONE __BIT(16) 427 #define EHCI_DSC_ENABLED __BIT(28) 428 #define EHCI_DSC_OWNER __BIT(30) 429 #define EHCI_DEBUG_UPR 0x04 430 /* USB PIDs Register */ 431 #define EHCI_DPR_TOKEN __BITS(7,0) 432 #define EHCI_DPR_SEND __BITS(15,8) 433 #define EHCI_DPR_RECEIVED __BITS(23,16) 434 /* Data Registers */ 435 #define EHCI_DEBUG_DATA0123 0x08 436 #define EHCI_DEBUG_DATA4567 0x0c 437 #define EHCI_DEBUG_DAR 0x10 438 /* Device Address Register */ 439 #define EHCI_DAR_ENDPOINT __BITS(3,0) 440 #define EHCI_DAR_ADDRESS __BITS(14,8) 441 442 #endif /* _DEV_USB_EHCIREG_H_ */ 443
Indexes created Sun Sep 21 20:09:37 GMT 2025