Annotation of sys/dev/ic/pdqvar.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: pdqvar.h,v 1.18 2006/03/25 22:41:43 djm Exp $ */
! 2: /* $NetBSD: pdqvar.h,v 1.11 1996/10/25 21:33:37 cgd Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 1995, 1996 Matt Thomas <matt@3am-software.com>
! 6: * All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. The name of the author may not be used to endorse or promote products
! 14: * derived from this software without specific prior written permission
! 15: *
! 16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 17: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 18: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 19: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 20: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 21: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 22: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 23: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 24: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 25: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 26: *
! 27: * Id: pdqvar.h,v 1.18 1996/06/07 20:02:25 thomas Exp
! 28: *
! 29: */
! 30:
! 31: /*
! 32: * DEC PDQ FDDI Controller; PDQ O/S dependent definitions
! 33: *
! 34: * Written by Matt Thomas
! 35: *
! 36: */
! 37:
! 38: #ifndef _PDQ_OS_H
! 39: #define _PDQ_OS_H
! 40:
! 41: #define PDQ_OS_TX_TIMEOUT 5 /* seconds */
! 42:
! 43: typedef struct _pdq_t pdq_t;
! 44: typedef struct _pdq_csrs_t pdq_csrs_t;
! 45: typedef struct _pdq_pci_csrs_t pdq_pci_csrs_t;
! 46: typedef struct _pdq_lanaddr_t pdq_lanaddr_t;
! 47: typedef unsigned int pdq_uint32_t;
! 48: typedef unsigned short pdq_uint16_t;
! 49: typedef unsigned char pdq_uint8_t;
! 50: typedef enum _pdq_boolean_t pdq_boolean_t;
! 51: typedef enum _pdq_type_t pdq_type_t;
! 52: typedef enum _pdq_state_t pdq_state_t;
! 53:
! 54: enum _pdq_type_t {
! 55: PDQ_DEFPA, /* PCI-bus */
! 56: PDQ_DEFEA, /* EISA-bus */
! 57: PDQ_DEFTA, /* TurboChannel */
! 58: PDQ_DEFAA, /* FutureBus+ */
! 59: PDQ_DEFQA /* Q-bus */
! 60: };
! 61:
! 62: #if defined(PDQTEST)
! 63: #include <pdq_os_test.h>
! 64: #elif defined(__FreeBSD__) || defined(__bsdi__) || defined(__NetBSD__) \
! 65: || defined(__OpenBSD__)
! 66:
! 67: #include <sys/param.h>
! 68: #include <sys/systm.h>
! 69: #ifndef M_MCAST
! 70: #include <sys/mbuf.h>
! 71: #endif /* M_CAST */
! 72: #include <sys/malloc.h>
! 73: #include <uvm/uvm_extern.h>
! 74:
! 75: #define PDQ_USE_MBUFS
! 76: #if defined(__NetBSD__) || defined(__OpenBSD__)
! 77: #define PDQ_OS_PREFIX "%s: "
! 78: #define PDQ_OS_PREFIX_ARGS pdq->pdq_os_name
! 79: #else
! 80: #define PDQ_OS_PREFIX "%s%d: "
! 81: #define PDQ_OS_PREFIX_ARGS pdq->pdq_os_name, pdq->pdq_unit
! 82: #endif
! 83: #define PDQ_OS_PAGESIZE NBPG
! 84: #define PDQ_OS_USEC_DELAY(n) DELAY(n)
! 85: #define PDQ_OS_MEMZERO(p, n) bzero((caddr_t)(p), (n))
! 86: #if (defined(__NetBSD__) || defined(__OpenBSD__)) && defined(__alpha__)
! 87: #define PDQ_OS_VA_TO_PA(pdq, p) (alpha_XXX_dmamap((vaddr_t)p))
! 88: #else
! 89: #define PDQ_OS_VA_TO_PA(pdq, p) vtophys((vaddr_t)p)
! 90: #endif
! 91: #define PDQ_OS_MEMALLOC(n) malloc(n, M_DEVBUF, M_NOWAIT)
! 92: #define PDQ_OS_MEMFREE(p, n) free((void *) p, M_DEVBUF)
! 93: #ifdef __FreeBSD__
! 94: #define PDQ_OS_MEMALLOC_CONTIG(n) vm_page_alloc_contig(n, 0, 0xffffffff, PAGE_SIZE)
! 95: #define PDQ_OS_MEMFREE_CONTIG(p, n) kmem_free(kernel_map, (vm_offset_t) p, n)
! 96: #else
! 97: #define PDQ_OS_MEMALLOC_CONTIG(n) uvm_km_alloc(kernel_map, round_page(n))
! 98: #define PDQ_OS_MEMFREE_CONTIG(p, n) uvm_km_free(kernel_map, (vaddr_t) p, n)
! 99: #endif /* __FreeBSD__ */
! 100:
! 101: #if defined(__FreeBSD__)
! 102: #include <vm/pmap.h>
! 103: #include <vm/vm_extern.h>
! 104: #include <machine/cpufunc.h>
! 105: #include <machine/clock.h>
! 106: typedef void ifnet_ret_t;
! 107: typedef int ioctl_cmd_t;
! 108: typedef enum { PDQ_BUS_EISA, PDQ_BUS_PCI } pdq_bus_t;
! 109: typedef u_int16_t pdq_bus_ioport_t;
! 110: typedef volatile pdq_uint32_t *pdq_bus_memaddr_t;
! 111: typedef pdq_bus_memaddr_t pdq_bus_memoffset_t;
! 112: #if BSD >= 199506 /* __FreeBSD__ */
! 113: #define PDQ_BPF_MTAP(sc, m, dir) bpf_mtap(&(sc)->sc_if, m, dir)
! 114: #define PDQ_BPFATTACH(sc, t, s) bpfattach(&(sc)->sc_if, t, s)
! 115: #endif
! 116:
! 117:
! 118: #elif defined(__bsdi__)
! 119: #include <machine/inline.h>
! 120: typedef int ifnet_ret_t;
! 121: typedef int ioctl_cmd_t;
! 122: typedef enum { PDQ_BUS_EISA, PDQ_BUS_PCI } pdq_bus_t;
! 123: typedef u_int16_t pdq_bus_ioport_t;
! 124: typedef volatile pdq_uint32_t *pdq_bus_memaddr_t;
! 125: typedef pdq_bus_memaddr_t pdq_bus_memoffset_t;
! 126:
! 127:
! 128: #elif defined(__NetBSD__) || defined(__OpenBSD__)
! 129: #include <machine/bus.h>
! 130: #include <machine/intr.h>
! 131: #define PDQ_OS_PTR_FMT "%p"
! 132: typedef void ifnet_ret_t;
! 133: typedef u_long ioctl_cmd_t;
! 134: typedef bus_space_tag_t pdq_bus_t;
! 135: typedef bus_space_handle_t pdq_bus_ioport_t;
! 136: typedef bus_space_handle_t pdq_bus_memaddr_t;
! 137: typedef pdq_uint32_t pdq_bus_memoffset_t;
! 138: #define PDQ_OS_IOMEM
! 139: #define PDQ_OS_IORD_32(t, base, offset) bus_space_read_4 (t, base, offset)
! 140: #define PDQ_OS_IOWR_32(t, base, offset, data) bus_space_write_4 (t, base, offset, data)
! 141: #define PDQ_OS_IORD_8(t, base, offset) bus_space_read_1 (t, base, offset)
! 142: #define PDQ_OS_IOWR_8(t, base, offset, data) bus_space_write_1 (t, base, offset, data)
! 143: #define PDQ_OS_MEMRD_32(t, base, offset) bus_space_read_4(t, base, offset)
! 144: #define PDQ_OS_MEMWR_32(t, base, offset, data) bus_space_write_4(t, base, offset, data)
! 145: #define PDQ_CSR_OFFSET(base, offset) (0 + (offset)*sizeof(pdq_uint32_t))
! 146:
! 147: #if defined(PDQ_IOMAPPED)
! 148: #define PDQ_CSR_WRITE(csr, name, data) PDQ_OS_IOWR_32((csr)->csr_bus, (csr)->csr_base, (csr)->name, data)
! 149: #define PDQ_CSR_READ(csr, name) PDQ_OS_IORD_32((csr)->csr_bus, (csr)->csr_base, (csr)->name)
! 150: #else
! 151: #define PDQ_CSR_WRITE(csr, name, data) PDQ_OS_MEMWR_32((csr)->csr_bus, (csr)->csr_base, (csr)->name, data)
! 152: #define PDQ_CSR_READ(csr, name) PDQ_OS_MEMRD_32((csr)->csr_bus, (csr)->csr_base, (csr)->name)
! 153: #endif
! 154:
! 155: #endif
! 156:
! 157: #if !defined(PDQ_BPF_MTAP)
! 158: #define PDQ_BPF_MTAP(sc, m, dir) bpf_mtap((sc)->sc_bpf, m, dir)
! 159: #endif
! 160:
! 161: #if !defined(PDQ_BPFATTACH)
! 162: #define PDQ_BPFATTACH(sc, t, s)bpfattach(&(sc)->sc_bpf, &(sc)->sc_if, t, s)
! 163: #endif
! 164:
! 165: #if !defined(PDQ_OS_PTR_FMT)
! 166: #define PDQ_OS_PTR_FMT "0x%x"
! 167: #endif
! 168:
! 169: #if !defined(PDQ_OS_IOMEM)
! 170: #define PDQ_OS_IORD_32(t, base, offset) inl((base) + (offset))
! 171: #define PDQ_OS_IOWR_32(t, base, offset, data) outl((base) + (offset), data)
! 172: #define PDQ_OS_IORD_8(t, base, offset) inb((base) + (offset))
! 173: #define PDQ_OS_IOWR_8(t, base, offset, data) outb((base) + (offset), data)
! 174: #define PDQ_OS_MEMRD_32(t, base, offset) (0 + *((base) + (offset)))
! 175: #define PDQ_OS_MEMWR_32(t, base, offset, data) do *((base) + (offset)) = (data); while (0)
! 176: #endif
! 177: #ifndef PDQ_CSR_OFFSET
! 178: #define PDQ_CSR_OFFSET(base, offset) (0 + (base) + (offset))
! 179: #endif
! 180:
! 181: #ifndef PDQ_CSR_WRITE
! 182: #define PDQ_CSR_WRITE(csr, name, data) PDQ_OS_MEMWR_32((csr)->csr_bus, (csr)->name, 0, data)
! 183: #define PDQ_CSR_READ(csr, name) PDQ_OS_MEMRD_32((csr)->csr_bus, (csr)->name, 0)
! 184: #endif
! 185:
! 186: #if !defined(PDQ_HWSUPPORT)
! 187:
! 188: typedef struct {
! 189: #if defined(__bsdi__)
! 190: struct device sc_dev; /* base device */
! 191: struct isadev sc_id; /* ISA device */
! 192: struct intrhand sc_ih; /* interrupt vectoring */
! 193: struct atshutdown sc_ats; /* shutdown routine */
! 194: #elif defined(__NetBSD__) || defined(__OpenBSD__)
! 195: struct device sc_dev; /* base device */
! 196: void *sc_ih; /* interrupt vectoring */
! 197: void *sc_ats; /* shutdown hook */
! 198: bus_space_tag_t sc_csrtag; /* space tag for CSRs */
! 199: bus_space_handle_t sc_csrhandle; /* space handle for CSRs */
! 200: #define sc_bc sc_csrtag
! 201: #define sc_membase sc_csrhandle
! 202: bus_space_tag_t sc_iotag; /* i/o space tag */
! 203: bus_space_handle_t sc_iobase; /* i/o space handle */
! 204: #elif defined(__FreeBSD__)
! 205: struct kern_devconf *sc_kdc; /* freebsd cruft */
! 206: #endif
! 207: struct arpcom sc_arpcom;
! 208: #define sc_if sc_arpcom.ac_if
! 209: pdq_t *sc_pdq;
! 210: #if !defined(__NetBSD__) && !defined(__OpenBSD__)
! 211: pdq_bus_ioport_t sc_iobase;
! 212: #ifdef PDQ_IOMAPPED
! 213: #define sc_membase sc_iobase
! 214: #else
! 215: pdq_bus_memaddr_t sc_membase;
! 216: #endif
! 217: pdq_bus_t sc_bc;
! 218: #endif /* ! __NetBSD__ && ! __OpenBSD__ */
! 219: #if !defined(__bsdi__) || _BSDI_VERSION >= 199401
! 220: #define sc_bpf sc_if.if_bpf
! 221: #else
! 222: caddr_t sc_bpf;
! 223: #endif
! 224: } pdq_softc_t;
! 225:
! 226:
! 227: extern void pdq_ifreset(pdq_softc_t *sc);
! 228: extern void pdq_ifinit(pdq_softc_t *sc);
! 229: extern void pdq_ifwatchdog(struct ifnet *ifp);
! 230: extern ifnet_ret_t pdq_ifstart(struct ifnet *ifp);
! 231: extern int pdq_ifioctl(struct ifnet *ifp, ioctl_cmd_t cmd, caddr_t data);
! 232: extern void pdq_ifattach(pdq_softc_t *sc, ifnet_ret_t (*ifwatchdog)(int unit));
! 233: #endif /* !PDQ_HWSUPPORT */
! 234:
! 235:
! 236: #elif defined(DLPI_PDQ)
! 237: #include <sys/param.h>
! 238: #include <sys/kmem.h>
! 239: #include <sys/ddi.h>
! 240: #include <sys/stream.h>
! 241:
! 242: #define PDQ_USE_STREAMS
! 243: #define PDQ_OS_PREFIX "%s board %d "
! 244: #define PDQ_OS_PREFIX_ARGS pdq->pdq_os_name, pdq->pdq_unit
! 245:
! 246: #define PDQ_OS_PAGESIZE PAGESIZE
! 247: #define PDQ_OS_USEC_DELAY(n) drv_usecwait(n)
! 248: #define PDQ_OS_MEMZERO(p, n) bzero((caddr_t)(p), (n))
! 249: #define PDQ_OS_VA_TO_PA(pdq, p) vtop((caddr_t)p, NULL)
! 250: #define PDQ_OS_MEMALLOC(n) kmem_zalloc(n, KM_NOSLEEP)
! 251: #define PDQ_OS_MEMFREE(p, n) kmem_free((caddr_t) p, n)
! 252: #define PDQ_OS_MEMALLOC_CONTIG(n) kmem_zalloc_physreq(n, decfddiphysreq_db, KM_NOSLEEP)
! 253: #define PDQ_OS_MEMFREE_CONTIG(p, n) PDQ_OS_MEMFREE(p, n)
! 254:
! 255: extern physreq_t *decfddiphysreq_db;
! 256: extern physreq_t *decfddiphysreq_mblk;
! 257:
! 258: #define PDQ_OS_DATABUF_ALLOC(b) ((void) (((b) = allocb_physreq(PDQ_OS_DATABUF_SIZE, BPRI_MED, decfddiphysreq_mblk)) && ((b)->b_wptr = (b)->b_rptr + PDQ_OS_DATABUF_SIZE)))
! 259:
! 260: #define PDQ_OS_IORD_8(port) inb(port)
! 261: #define PDQ_OS_IOWR_8(port, data) outb(port, data)
! 262: #endif
! 263:
! 264:
! 265: #ifdef PDQ_USE_MBUFS
! 266: #define PDQ_OS_DATABUF_SIZE (MCLBYTES)
! 267: #define PDQ_OS_DATABUF_FREE(b) (m_freem(b))
! 268: #define PDQ_OS_DATABUF_NEXT(b) ((b)->m_next)
! 269: #define PDQ_OS_DATABUF_NEXT_SET(b, b1) ((b)->m_next = (b1))
! 270: #define PDQ_OS_DATABUF_NEXTPKT(b) ((b)->m_nextpkt)
! 271: #define PDQ_OS_DATABUF_NEXTPKT_SET(b, b1) ((b)->m_nextpkt = (b1))
! 272: #define PDQ_OS_DATABUF_LEN(b) ((b)->m_len)
! 273: #define PDQ_OS_DATABUF_LEN_SET(b, n) ((b)->m_len = (n))
! 274: /* #define PDQ_OS_DATABUF_LEN_ADJ(b, n) ((b)->m_len += (n)) */
! 275: #define PDQ_OS_DATABUF_PTR(b) (mtod((b), pdq_uint8_t *))
! 276: #define PDQ_OS_DATABUF_ADJ(b, n) ((b)->m_data += (n), (b)->m_len -= (n))
! 277: typedef struct mbuf PDQ_OS_DATABUF_T;
! 278:
! 279: #define PDQ_OS_DATABUF_ALLOC(b) do { \
! 280: PDQ_OS_DATABUF_T *x_m0; \
! 281: MGETHDR(x_m0, M_DONTWAIT, MT_DATA); \
! 282: if (x_m0 != NULL) { \
! 283: MCLGET(x_m0, M_DONTWAIT); \
! 284: if ((x_m0->m_flags & M_EXT) == 0) { \
! 285: m_free(x_m0); \
! 286: (b) = NULL; \
! 287: } else { \
! 288: (b) = x_m0; \
! 289: x_m0->m_len = PDQ_OS_DATABUF_SIZE; \
! 290: } \
! 291: } else { \
! 292: (b) = NULL; \
! 293: } \
! 294: } while (0)
! 295: #define PDQ_OS_DATABUF_RESET(b) ((b)->m_data = (b)->m_ext.ext_buf, (b)->m_len = MCLBYTES)
! 296: #endif /* PDQ_USE_MBUFS */
! 297:
! 298: #ifdef PDQ_USE_STREAMS
! 299: #define PDQ_OS_DATABUF_SIZE (2048)
! 300: #define PDQ_OS_DATABUF_FREE(b) (freemsg(b))
! 301: #define PDQ_OS_DATABUF_NEXT(b) ((b)->b_cont)
! 302: #define PDQ_OS_DATABUF_NEXT_SET(b, b1) ((b)->b_cont = (b1))
! 303: #define PDQ_OS_DATABUF_NEXTPKT(b) ((b)->b_next)
! 304: #define PDQ_OS_DATABUF_NEXTPKT_SET(b, b1) ((b)->b_next = (b1))
! 305: #define PDQ_OS_DATABUF_LEN(b) ((b)->b_wptr - (b)->b_rptr)
! 306: #define PDQ_OS_DATABUF_LEN_SET(b, n) ((b)->b_wptr = (b)->b_rptr + (n))
! 307: /*#define PDQ_OS_DATABUF_LEN_ADJ(b, n) ((b)->b_wptr += (n))*/
! 308: #define PDQ_OS_DATABUF_PTR(b) ((pdq_uint8_t *) (b)->b_rptr)
! 309: #define PDQ_OS_DATABUF_ADJ(b, n) ((b)->b_rptr += (n))
! 310: typedef mblk_t PDQ_OS_DATABUF_T;
! 311:
! 312: #ifndef PDQ_OS_DATABUF_ALLOC
! 313: #define PDQ_OS_DATABUF_ALLOC(b) ((void) (((b) = allocb(PDQ_OS_DATABUF_SIZE, BPRI_MED)) && ((b)->b_wptr = (b)->b_rptr + PDQ_OS_DATABUF_SIZE)))
! 314: #endif /* PDQ_OS_DATABUF_ALLOC */
! 315: #endif /* PDQ_USE_STREAMS */
! 316:
! 317: #define PDQ_OS_TX_TRANSMIT 5
! 318:
! 319: #define PDQ_OS_DATABUF_ENQUEUE(q, b) do { \
! 320: PDQ_OS_DATABUF_NEXTPKT_SET(b, NULL); \
! 321: if ((q)->q_tail == NULL) \
! 322: (q)->q_head = (b); \
! 323: else \
! 324: PDQ_OS_DATABUF_NEXTPKT_SET(((PDQ_OS_DATABUF_T *)(q)->q_tail), b); \
! 325: (q)->q_tail = (b); \
! 326: } while (0)
! 327:
! 328: #define PDQ_OS_DATABUF_DEQUEUE(q, b) do { \
! 329: if (((b) = (PDQ_OS_DATABUF_T *) (q)->q_head) != NULL) { \
! 330: if (((q)->q_head = PDQ_OS_DATABUF_NEXTPKT(b)) == NULL) \
! 331: (q)->q_tail = NULL; \
! 332: PDQ_OS_DATABUF_NEXTPKT_SET(b, NULL); \
! 333: } \
! 334: } while (0)
! 335:
! 336: extern void pdq_os_addr_fill(pdq_t *pdq, pdq_lanaddr_t *addrs, size_t numaddrs);
! 337: extern void pdq_os_receive_pdu(pdq_t *, PDQ_OS_DATABUF_T *pdu, size_t pdulen);
! 338: extern void pdq_os_restart_transmitter(pdq_t *pdq);
! 339: extern void pdq_os_transmit_done(pdq_t *pdq, PDQ_OS_DATABUF_T *pdu);
! 340:
! 341: extern pdq_boolean_t pdq_queue_transmit_data(pdq_t *pdq, PDQ_OS_DATABUF_T *pdu);
! 342: extern void pdq_flush_transmitter(pdq_t *pdq);
! 343:
! 344: extern void pdq_run(pdq_t *pdq);
! 345: extern pdq_state_t pdq_stop(pdq_t *pdq);
! 346: extern void pdq_hwreset(pdq_t *pdq);
! 347:
! 348: extern int pdq_interrupt(pdq_t *pdq);
! 349: extern pdq_t *pdq_initialize(pdq_bus_t bus, pdq_bus_memaddr_t csr_va,
! 350: const char *name, int unit,
! 351: void *ctx, pdq_type_t type);
! 352: #endif /* _PDQ_OS_H */
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