/*- * Copyright (c) 1995 Matt Thomas (thomas@lkg.dec.com) * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. The name of the author may not be used to endorse or promote products * derived from this software withough specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $Id: pdq_os.h,v 1.4 1995/10/29 15:33:36 phk Exp $ * * $Log: pdq_os.h,v $ * Revision 1.4 1995/10/29 15:33:36 phk * Second batch of cleanup changes. * This time mostly making a lot of things static and some unused * variables here and there. * * Revision 1.3 1995/07/16 10:07:20 bde * Fix compiler warnings (systm.h wasn't included). * * Revision 1.2 1995/03/25 22:40:49 bde * Remove wrong redeclarations of printf() and bzero(). Include the correct * header to declare DELAY(). * * Revision 1.1 1995/03/14 09:16:07 davidg * Added support for generic FDDI and the DEC DEFEA and DEFPA FDDI adapters. * * Submitted by: Matt Thomas * * Revision 1.6 1995/03/14 01:52:52 thomas * Update for new FreeBSD PCI Interrupt interface * Use inl/inb/... inline macros provided by FreeBSD and BSDI * * Revision 1.5 1995/03/10 17:42:24 thomas * More changes for BSDI * * Revision 1.4 1995/03/06 17:08:56 thomas * Add copyright/disclaimer * Add inx/outx macros * * Revision 1.3 1995/03/03 13:48:35 thomas * more fixes * * */ /* * DEC PDQ FDDI Controller; PDQ O/S dependent definitions * * Written by Matt Thomas * */ #ifndef _PDQ_OS_H #define _PDQ_OS_H #define PDQ_OS_TX_TIMEOUT 5 /* seconds */ #ifdef PDQTEST #include #elif defined(__FreeBSD__) || defined(__bsdi__) #include #include #ifndef M_MCAST #include #endif #include #include #include #include #include #include #ifdef __FreeBSD__ #include #endif #define PDQ_USE_MBUFS #define PDQ_OS_PREFIX "%s%d: " #define PDQ_OS_PREFIX_ARGS pdq->pdq_os_name, pdq->pdq_unit #define PDQ_OS_PAGESIZE NBPG #define PDQ_OS_USEC_DELAY(n) DELAY(n) #define PDQ_OS_MEMZERO(p, n) bzero((caddr_t)(p), (n)) #define PDQ_OS_VA_TO_PA(p) vtophys(p) #define PDQ_OS_MEMALLOC(n) malloc(n, M_DEVBUF, M_NOWAIT) #define PDQ_OS_MEMFREE(p, n) free((void *) p, M_DEVBUF) #ifdef __FreeBSD__ #define PDQ_OS_MEMALLOC_CONTIG(n) vm_page_alloc_contig(n, 0, 0xffffffff, PAGE_SIZE) #define PDQ_OS_MEMFREE_CONTIG(p, n) kmem_free(kernel_map, (vm_offset_t) p, n) #else #define PDQ_OS_MEMALLOC_CONTIG PDQ_OS_MEMALLOC #define PDQ_OS_MEMFREE_CONTIG PDQ_OS_MEMFREE #endif #if defined(__FreeBSD__) #include #elif defined(__bsdi__) #include #endif #define PDQ_OS_IORD_32(port) inl(port) #define PDQ_OS_IOWR_32(port, data) outl(port, data) #define PDQ_OS_IORD_8(port) inb(port) #define PDQ_OS_IOWR_8(port, data) outb(port, data) #endif #ifdef PDQ_USE_MBUFS #define PDQ_OS_DATABUF_SIZE (MCLBYTES) #define PDQ_OS_DATABUF_FREE(b) (m_freem(b)) #define PDQ_OS_DATABUF_NEXT(b) ((b)->m_next) #define PDQ_OS_DATABUF_NEXT_SET(b, b1) ((b)->m_next = (b1)) #define PDQ_OS_DATABUF_NEXTPKT(b) ((b)->m_nextpkt) #define PDQ_OS_DATABUF_NEXTPKT_SET(b, b1) ((b)->m_nextpkt = (b1)) #define PDQ_OS_DATABUF_LEN(b) ((b)->m_len) #define PDQ_OS_DATABUF_LEN_SET(b, n) ((b)->m_len = (n)) #define PDQ_OS_DATABUF_LEN_ADJ(b, n) ((b)->m_len += (n)) #define PDQ_OS_DATABUF_PTR(b) (mtod((b), pdq_uint8_t *)) #define PDQ_OS_DATABUF_PTR_ADJ(b, n) ((b)->m_data += (n)) typedef struct mbuf PDQ_OS_DATABUF_T; #define PDQ_OS_DATABUF_ALLOC(b) do { \ PDQ_OS_DATABUF_T *x_m0; \ MGETHDR(x_m0, M_DONTWAIT, MT_DATA); \ if (x_m0 != NULL) { \ MCLGET(x_m0, M_DONTWAIT); \ if ((x_m0->m_flags & M_EXT) == 0) { \ m_free(x_m0); \ (b) = NULL; \ } else { \ (b) = x_m0; \ x_m0->m_len = PDQ_OS_DATABUF_SIZE; \ } \ } else { \ (b) = NULL; \ } \ } while (0) #define PDQ_OS_DATABUF_RESET(b) ((b)->m_data = (b)->m_ext.ext_buf, (b)->m_len = MCLBYTES) #endif /* PDQ_USE_MBUFS */ #ifdef PDQ_USE_STREAMS #define PDQ_OS_DATABUF_FREE(b) (freemsg(b)) #define PDQ_OS_DATABUF_NEXT(b) ((b)->b_cont) #define PDQ_OS_DATABUF_NEXTPKT(b) ((b)->b_next) #define PDQ_OS_DATABUF_NEXTPKT_SET(b, b1) ((b)->b_next = (b1)) #define PDQ_OS_DATABUF_LEN(b) ((b)->b_wptr - (b)->b_rptr) #define PDQ_OS_DATABUF_PTR(b) ((pdq_uint8_t *) (b)->b_rptr) typedef mblk_t PDQ_OS_DATABUF_T; #endif /* PDQ_USE_STREAMS */ #define PDQ_OS_TX_TRANSMIT 5 #define PDQ_OS_DATABUF_ENQUEUE(q, b) do { \ PDQ_OS_DATABUF_NEXTPKT_SET(b, NULL); \ if ((q)->q_tail == NULL) \ (q)->q_head = (b); \ else \ PDQ_OS_DATABUF_NEXTPKT_SET(((PDQ_OS_DATABUF_T *)(q)->q_tail), b); \ (q)->q_tail = (b); \ } while (0) #define PDQ_OS_DATABUF_DEQUEUE(q, b) do { \ if (((b) = (PDQ_OS_DATABUF_T *) (q)->q_head) != NULL) { \ if (((q)->q_head = PDQ_OS_DATABUF_NEXTPKT(b)) == NULL) \ (q)->q_tail = NULL; \ PDQ_OS_DATABUF_NEXTPKT_SET(b, NULL); \ } \ } while (0) extern void pdq_os_addr_fill(pdq_t *pdq, pdq_lanaddr_t *addrs, size_t numaddrs); extern void pdq_os_receive_pdu(pdq_t *, PDQ_OS_DATABUF_T *pdu, size_t pdulen); extern void pdq_os_restart_transmitter(pdq_t *pdq); extern void pdq_os_transmit_done(pdq_t *pdq, PDQ_OS_DATABUF_T *pdu); extern pdq_boolean_t pdq_queue_transmit_data(pdq_t *pdq, PDQ_OS_DATABUF_T *pdu); extern pdq_state_t pdq_stop(pdq_t *pdq); extern void pdq_run(pdq_t *pdq); extern int pdq_interrupt(pdq_t *pdq); extern pdq_t *pdq_initialize(void *csr_va, const char *name, int unit, void *ctx, pdq_type_t type); #endif /* _PDQ_OS_H */