193383Smdodd/* $NetBSD: pdqvar.h,v 1.27 2000/05/03 19:17:54 thorpej Exp $ */ 293383Smdodd 321826Sjoerg/*- 421826Sjoerg * Copyright (c) 1995, 1996 Matt Thomas <matt@3am-software.com> 521826Sjoerg * All rights reserved. 621826Sjoerg * 721826Sjoerg * Redistribution and use in source and binary forms, with or without 821826Sjoerg * modification, are permitted provided that the following conditions 921826Sjoerg * are met: 1021826Sjoerg * 1. Redistributions of source code must retain the above copyright 1121826Sjoerg * notice, this list of conditions and the following disclaimer. 1221826Sjoerg * 2. The name of the author may not be used to endorse or promote products 1397748Sschweikh * derived from this software without specific prior written permission 1421826Sjoerg * 1521826Sjoerg * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1621826Sjoerg * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1721826Sjoerg * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 1821826Sjoerg * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 1921826Sjoerg * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2021826Sjoerg * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2121826Sjoerg * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2221826Sjoerg * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2321826Sjoerg * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2421826Sjoerg * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2521826Sjoerg * 2693383Smdodd * Id: pdqvar.h,v 1.21 1997/03/21 21:16:04 thomas Exp 2750477Speter * $FreeBSD$ 2821826Sjoerg * 2921826Sjoerg */ 3021826Sjoerg 3121826Sjoerg/* 3221826Sjoerg * DEC PDQ FDDI Controller; PDQ O/S dependent definitions 3321826Sjoerg * 3421826Sjoerg * Written by Matt Thomas 3521826Sjoerg * 3621826Sjoerg */ 3721826Sjoerg 3821826Sjoerg#ifndef _PDQ_OS_H 3921826Sjoerg#define _PDQ_OS_H 4021826Sjoerg 4121826Sjoerg#define PDQ_OS_TX_TIMEOUT 5 /* seconds */ 4221826Sjoerg 4321826Sjoergtypedef struct _pdq_t pdq_t; 4421826Sjoergtypedef struct _pdq_csrs_t pdq_csrs_t; 4521826Sjoergtypedef struct _pdq_pci_csrs_t pdq_pci_csrs_t; 4621826Sjoergtypedef struct _pdq_lanaddr_t pdq_lanaddr_t; 4721826Sjoergtypedef unsigned int pdq_uint32_t; 4821826Sjoergtypedef unsigned short pdq_uint16_t; 4921826Sjoergtypedef unsigned char pdq_uint8_t; 5021826Sjoergtypedef enum _pdq_boolean_t pdq_boolean_t; 5121826Sjoergtypedef enum _pdq_type_t pdq_type_t; 5221826Sjoergtypedef enum _pdq_state_t pdq_state_t; 5321826Sjoerg 5421826Sjoergenum _pdq_type_t { 5521826Sjoerg PDQ_DEFPA, /* PCI-bus */ 5621826Sjoerg PDQ_DEFEA, /* EISA-bus */ 5721826Sjoerg PDQ_DEFTA, /* TurboChannel */ 5821826Sjoerg PDQ_DEFAA, /* FutureBus+ */ 5921826Sjoerg PDQ_DEFQA /* Q-bus */ 6021826Sjoerg}; 6121826Sjoerg 6221826Sjoerg#if defined(PDQTEST) 6321826Sjoerg#include <pdq_os_test.h> 64147256Sbrooks#else 6521826Sjoerg 6621826Sjoerg#include <sys/param.h> 6721826Sjoerg#include <sys/systm.h> 6821826Sjoerg#ifndef M_MCAST 6921826Sjoerg#include <sys/mbuf.h> 7021826Sjoerg#endif /* M_CAST */ 7121826Sjoerg#include <sys/malloc.h> 7221826Sjoerg#include <vm/vm.h> 7321826Sjoerg#include <vm/vm_kern.h> 7421826Sjoerg 7521826Sjoerg#define PDQ_OS_PREFIX "%s: " 7621826Sjoerg#define PDQ_OS_PREFIX_ARGS pdq->pdq_os_name 7721826Sjoerg#define PDQ_OS_PAGESIZE PAGE_SIZE 7821826Sjoerg#define PDQ_OS_USEC_DELAY(n) DELAY(n) 7921826Sjoerg#define PDQ_OS_MEMZERO(p, n) bzero((caddr_t)(p), (n)) 8093383Smdodd#if !defined(PDQ_BUS_DMA) 8193383Smdodd#define PDQ_OS_VA_TO_BUSPA(pdq, p) vtophys(p) 8293383Smdodd#endif 8321826Sjoerg#define PDQ_OS_MEMALLOC(n) malloc(n, M_DEVBUF, M_NOWAIT) 8421826Sjoerg#define PDQ_OS_MEMFREE(p, n) free((void *) p, M_DEVBUF) 85124494Salc#define PDQ_OS_MEMALLOC_CONTIG(n) contigmalloc(n, M_DEVBUF, M_NOWAIT, 0, 0xffffffff, PAGE_SIZE, 0) 86124494Salc#define PDQ_OS_MEMFREE_CONTIG(p, n) contigfree((void *) p, n, M_DEVBUF) 8721826Sjoerg 8821826Sjoerg#include <vm/pmap.h> 8921826Sjoerg#include <vm/vm_extern.h> 9021826Sjoerg#include <machine/cpufunc.h> 9193383Smdodd#define ifnet_ret_t void 9293383Smdoddtypedef int ioctl_cmd_t; 9321826Sjoergtypedef enum { PDQ_BUS_EISA, PDQ_BUS_PCI } pdq_bus_t; 9421826Sjoergtypedef u_int16_t pdq_bus_ioport_t; 9521826Sjoergtypedef volatile pdq_uint32_t *pdq_bus_memaddr_t; 9621826Sjoergtypedef pdq_bus_memaddr_t pdq_bus_memoffset_t; 9793383Smdodd#define pdq_os_update_status(a, b) ((void) 0) 9821826Sjoerg 9921826Sjoerg 10093383Smdodd#if !defined(PDQ_OS_SPL_RAISE) 10193383Smdodd#define PDQ_OS_SPL_RAISE() splimp() 10293383Smdodd#endif 10393383Smdodd 10493383Smdodd#if !defined(PDQ_OS_SPL_LOWER) 10593383Smdodd#define PDQ_OS_SPL_LOWER(s) splx(s) 10693383Smdodd#endif 10793383Smdodd 10893383Smdodd#if !defined(PDQ_FDDICOM) 10993383Smdodd#define PDQ_FDDICOM(sc) (&(sc)->sc_ac) 11093383Smdodd#endif 11193383Smdodd 112147256Sbrooks#if !defined(PDQ_IFNET) 113147256Sbrooks#define PDQ_IFNET(sc) (PDQ_FDDICOM((sc))->ac_ifp) 114147256Sbrooks#endif 115147256Sbrooks 116147256Sbrooks#define PDQ_BPF_MTAP(sc, m) bpf_mtap(PDQ_IFNET(sc), m) 117147256Sbrooks#define PDQ_BPFATTACH(sc, t, s) bpfattach(PDQ_IFNET(sc), t, s) 118147256Sbrooks 11993383Smdodd#if !defined(PDQ_ARP_IFINIT) 12093383Smdodd#define PDQ_ARP_IFINIT(sc, ifa) arp_ifinit(&(sc)->sc_ac, (ifa)) 12193383Smdodd#endif 12293383Smdodd 12321826Sjoerg#if !defined(PDQ_OS_PTR_FMT) 12421826Sjoerg#define PDQ_OS_PTR_FMT "0x%x" 12521826Sjoerg#endif 12621826Sjoerg 12793383Smdodd#if !defined(PDQ_OS_CSR_FMT) 12893383Smdodd#define PDQ_OS_CSR_FMT "0x%x" 12993383Smdodd#endif 13093383Smdodd 13193383Smdodd#if !defined(PDQ_LANADDR) 13293383Smdodd#define PDQ_LANADDR(sc) ((sc)->sc_ac.ac_enaddr) 13393383Smdodd#define PDQ_LANADDR_SIZE(sc) (sizeof((sc)->sc_ac.ac_enaddr)) 13493383Smdodd#endif 13593383Smdodd 13621826Sjoerg#if !defined(PDQ_OS_IOMEM) 13721826Sjoerg#define PDQ_OS_IORD_32(t, base, offset) inl((base) + (offset)) 13821826Sjoerg#define PDQ_OS_IOWR_32(t, base, offset, data) outl((base) + (offset), data) 13921826Sjoerg#define PDQ_OS_IORD_8(t, base, offset) inb((base) + (offset)) 14021826Sjoerg#define PDQ_OS_IOWR_8(t, base, offset, data) outb((base) + (offset), data) 14193383Smdodd#define PDQ_OS_MEMRD_32(t, base, offset) (0 + *((base) + (offset))) 14293383Smdodd#define PDQ_OS_MEMWR_32(t, base, offset, data) do *((base) + (offset)) = (data); while (0) 14321826Sjoerg#endif 14421826Sjoerg#ifndef PDQ_CSR_OFFSET 14521826Sjoerg#define PDQ_CSR_OFFSET(base, offset) (0 + (base) + (offset)) 14621826Sjoerg#endif 14721826Sjoerg 14821826Sjoerg#ifndef PDQ_CSR_WRITE 14921826Sjoerg#define PDQ_CSR_WRITE(csr, name, data) PDQ_OS_MEMWR_32((csr)->csr_bus, (csr)->name, 0, data) 15021826Sjoerg#define PDQ_CSR_READ(csr, name) PDQ_OS_MEMRD_32((csr)->csr_bus, (csr)->name, 0) 15121826Sjoerg#endif 15221826Sjoerg 15393383Smdodd#ifndef PDQ_OS_IFP_TO_SOFTC 15493383Smdodd#define PDQ_OS_IFP_TO_SOFTC(ifp) ((pdq_softc_t *) ((caddr_t) ifp - offsetof(pdq_softc_t, sc_ac.ac_if))) 15593383Smdodd#endif 15693383Smdodd 15793383Smdodd 15821826Sjoerg#if !defined(PDQ_HWSUPPORT) 15921826Sjoerg 16093383Smdoddtypedef struct _pdq_os_ctx_t { 16121826Sjoerg struct kern_devconf *sc_kdc; /* freebsd cruft */ 16221826Sjoerg struct arpcom sc_ac; 16393383Smdodd#if defined(IFM_FDDI) 16493383Smdodd struct ifmedia sc_ifmedia; 16593383Smdodd#endif 16621826Sjoerg pdq_t *sc_pdq; 167158471Sjhb#if defined(__i386__) 16821826Sjoerg pdq_bus_ioport_t sc_iobase; 16921826Sjoerg#endif 170147256Sbrooks#if defined(PDQ_IOMAPPED) 17121826Sjoerg#define sc_membase sc_iobase 17221826Sjoerg#else 17321826Sjoerg pdq_bus_memaddr_t sc_membase; 17421826Sjoerg#endif 17593383Smdodd pdq_bus_t sc_iotag; 17693383Smdodd pdq_bus_t sc_csrtag; 17721826Sjoerg caddr_t sc_bpf; 17893383Smdodd#if defined(PDQ_BUS_DMA) 17993383Smdodd bus_dma_tag_t sc_dmatag; 18093383Smdodd bus_dmamap_t sc_dbmap; /* DMA map for descriptor block */ 18193383Smdodd bus_dmamap_t sc_uimap; /* DMA map for unsolicited events */ 18293383Smdodd bus_dmamap_t sc_cbmap; /* DMA map for consumer block */ 18393383Smdodd#endif 18421826Sjoerg} pdq_softc_t; 18521826Sjoerg 18621826Sjoerg 18721826Sjoergextern void pdq_ifreset(pdq_softc_t *sc); 18821826Sjoergextern void pdq_ifinit(pdq_softc_t *sc); 18921826Sjoergextern void pdq_ifwatchdog(struct ifnet *ifp); 19021826Sjoergextern ifnet_ret_t pdq_ifstart(struct ifnet *ifp); 19121826Sjoergextern int pdq_ifioctl(struct ifnet *ifp, ioctl_cmd_t cmd, caddr_t data); 19221826Sjoergextern void pdq_ifattach(pdq_softc_t *sc, ifnet_ret_t (*ifwatchdog)(int unit)); 19321826Sjoerg#endif /* !PDQ_HWSUPPORT */ 19421826Sjoerg 19521826Sjoerg 19621826Sjoerg#endif 19721826Sjoerg 19821826Sjoerg 19921826Sjoerg#define PDQ_OS_DATABUF_SIZE (MCLBYTES) 20093383Smdodd#ifndef PDQ_OS_DATABUF_FREE 20193383Smdodd#define PDQ_OS_DATABUF_FREE(pdq, b) (m_freem(b)) 20293383Smdodd#endif 20321826Sjoerg#define PDQ_OS_DATABUF_NEXT(b) ((b)->m_next) 20421826Sjoerg#define PDQ_OS_DATABUF_NEXT_SET(b, b1) ((b)->m_next = (b1)) 20521826Sjoerg#define PDQ_OS_DATABUF_NEXTPKT(b) ((b)->m_nextpkt) 20621826Sjoerg#define PDQ_OS_DATABUF_NEXTPKT_SET(b, b1) ((b)->m_nextpkt = (b1)) 20721826Sjoerg#define PDQ_OS_DATABUF_LEN(b) ((b)->m_len) 20821826Sjoerg#define PDQ_OS_DATABUF_LEN_SET(b, n) ((b)->m_len = (n)) 20921826Sjoerg/* #define PDQ_OS_DATABUF_LEN_ADJ(b, n) ((b)->m_len += (n)) */ 21021826Sjoerg#define PDQ_OS_DATABUF_PTR(b) (mtod((b), pdq_uint8_t *)) 21121826Sjoerg#define PDQ_OS_DATABUF_ADJ(b, n) ((b)->m_data += (n), (b)->m_len -= (n)) 21221826Sjoergtypedef struct mbuf PDQ_OS_DATABUF_T; 21321826Sjoerg 21493383Smdodd#ifndef PDQ_OS_DATABUF_ALLOC 21593383Smdodd#define PDQ_OS_DATABUF_ALLOC(pdq, b) do { \ 21621826Sjoerg PDQ_OS_DATABUF_T *x_m0; \ 217248078Smarius MGETHDR(x_m0, M_NOWAIT, MT_DATA); \ 21821826Sjoerg if (x_m0 != NULL) { \ 219248078Smarius MCLGET(x_m0, M_NOWAIT); \ 22021826Sjoerg if ((x_m0->m_flags & M_EXT) == 0) { \ 22121826Sjoerg m_free(x_m0); \ 22221826Sjoerg (b) = NULL; \ 22321826Sjoerg } else { \ 22421826Sjoerg (b) = x_m0; \ 22521826Sjoerg x_m0->m_len = PDQ_OS_DATABUF_SIZE; \ 22621826Sjoerg } \ 22721826Sjoerg } else { \ 22821826Sjoerg (b) = NULL; \ 22921826Sjoerg } \ 23021826Sjoerg} while (0) 23193383Smdodd#endif 23221826Sjoerg#define PDQ_OS_DATABUF_RESET(b) ((b)->m_data = (b)->m_ext.ext_buf, (b)->m_len = MCLBYTES) 23321826Sjoerg 23421826Sjoerg#define PDQ_OS_TX_TRANSMIT 5 23521826Sjoerg 23621826Sjoerg#define PDQ_OS_DATABUF_ENQUEUE(q, b) do { \ 23721826Sjoerg PDQ_OS_DATABUF_NEXTPKT_SET(b, NULL); \ 23821826Sjoerg if ((q)->q_tail == NULL) \ 23921826Sjoerg (q)->q_head = (b); \ 24021826Sjoerg else \ 24121826Sjoerg PDQ_OS_DATABUF_NEXTPKT_SET(((PDQ_OS_DATABUF_T *)(q)->q_tail), b); \ 24221826Sjoerg (q)->q_tail = (b); \ 24321826Sjoerg} while (0) 24421826Sjoerg 24521826Sjoerg#define PDQ_OS_DATABUF_DEQUEUE(q, b) do { \ 24621826Sjoerg if (((b) = (PDQ_OS_DATABUF_T *) (q)->q_head) != NULL) { \ 24721826Sjoerg if (((q)->q_head = PDQ_OS_DATABUF_NEXTPKT(b)) == NULL) \ 24821826Sjoerg (q)->q_tail = NULL; \ 24921826Sjoerg PDQ_OS_DATABUF_NEXTPKT_SET(b, NULL); \ 25021826Sjoerg } \ 25121826Sjoerg} while (0) 25221826Sjoerg 25393383Smdodd#if !defined(PDQ_OS_CONSUMER_PRESYNC) 25493383Smdodd#define PDQ_OS_CONSUMER_PRESYNC(pdq) do { } while(0) 25593383Smdodd#define PDQ_OS_CONSUMER_POSTSYNC(pdq) do { } while(0) 25693383Smdodd#define PDQ_OS_DESC_PRESYNC(pdq, d, s) do { } while(0) 25793383Smdodd#define PDQ_OS_DESC_POSTSYNC(pdq, d, s) do { } while(0) 25893383Smdodd#define PDQ_OS_CMDRQST_PRESYNC(pdq, s) do { } while(0) 25993383Smdodd#define PDQ_OS_CMDRQST_POSTSYNC(pdq, s) do { } while(0) 26093383Smdodd#define PDQ_OS_CMDRSP_PRESYNC(pdq, s) do { } while(0) 26193383Smdodd#define PDQ_OS_CMDRSP_POSTSYNC(pdq, s) do { } while(0) 26293383Smdodd#define PDQ_OS_RXPDU_PRESYNC(pdq, b, o, l) do { } while(0) 26393383Smdodd#define PDQ_OS_RXPDU_POSTSYNC(pdq, b, o, l) do { } while(0) 26493383Smdodd#define PDQ_OS_UNSOL_EVENT_PRESYNC(pdq, e) do { } while(0) 26593383Smdodd#define PDQ_OS_UNSOL_EVENT_POSTSYNC(pdq, e) do { } while(0) 26693383Smdodd#endif 26793383Smdodd 26893383Smdodd#ifndef PDQ_OS_DATABUF_BUSPA 26993383Smdodd#define PDQ_OS_DATABUF_BUSPA(pdq, b) PDQ_OS_VA_TO_BUSPA(pdq, PDQ_OS_DATABUF_PTR(b)) 27093383Smdodd#endif 27193383Smdodd 27293383Smdodd#ifndef PDQ_OS_HDR_OFFSET 27393383Smdodd#define PDQ_OS_HDR_OFFSET PDQ_RX_FC_OFFSET 27493383Smdodd#endif 27593383Smdodd 27621826Sjoergextern void pdq_os_addr_fill(pdq_t *pdq, pdq_lanaddr_t *addrs, size_t numaddrs); 27793383Smdoddextern void pdq_os_receive_pdu(pdq_t *, PDQ_OS_DATABUF_T *pdu, size_t pdulen, int drop); 27821826Sjoergextern void pdq_os_restart_transmitter(pdq_t *pdq); 27921826Sjoergextern void pdq_os_transmit_done(pdq_t *pdq, PDQ_OS_DATABUF_T *pdu); 28093383Smdodd#if !defined(pdq_os_update_status) 28193383Smdoddextern void pdq_os_update_status(pdq_t *pdq, const void *rsp); 28293383Smdodd#endif 28393383Smdodd#if !defined(PDQ_OS_MEMALLOC_CONTIG) 28493383Smdoddextern int pdq_os_memalloc_contig(pdq_t *pdq); 28593383Smdodd#endif 28621826Sjoergextern pdq_boolean_t pdq_queue_transmit_data(pdq_t *pdq, PDQ_OS_DATABUF_T *pdu); 28721826Sjoergextern void pdq_flush_transmitter(pdq_t *pdq); 28821826Sjoerg 28921826Sjoergextern void pdq_run(pdq_t *pdq); 29021826Sjoergextern pdq_state_t pdq_stop(pdq_t *pdq); 29121826Sjoergextern void pdq_hwreset(pdq_t *pdq); 29221826Sjoerg 29321826Sjoergextern int pdq_interrupt(pdq_t *pdq); 29421826Sjoergextern pdq_t *pdq_initialize(pdq_bus_t bus, pdq_bus_memaddr_t csr_va, 29521826Sjoerg const char *name, int unit, 29621826Sjoerg void *ctx, pdq_type_t type); 29721826Sjoerg#endif /* _PDQ_OS_H */ 298