Added support for generic FDDI and the DEC DEFEA and DEFPA FDDI adapters.

Submitted by:	Matt Thomas

1 files changed, 198 insertions, 0 deletions

diff --git a/sys/pci/pdq_os.h b/sys/pci/pdq_os.h
new file mode 100644
index 0000000..f417f24
--- /dev/null
+++ b/sys/pci/pdq_os.h
@@ -0,0 +1,198 @@
+/*-
+ * 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 1.6 1995/03/14 01:52:52 thomas Exp $
+ *
+ * $Log: pdq_os.h,v $
+ * 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 <pdq_os_test.h>
+#elif defined(__FreeBSD__) || defined(__bsdi__)
+
+#include <sys/param.h>
+#ifndef M_MCAST
+#include <sys/mbuf.h>
+#endif
+#include <sys/malloc.h>
+#include <vm/vm.h>
+#include <vm/vm_kern.h>
+
+#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 <machine/cpufunc.h>
+#elif defined(__bsdi__)
+#include <machine/inline.h>
+#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 void pdq_print_fddi_chars(pdq_t *pdq, const pdq_response_status_chars_get_t *rsp);
+
+extern void pdq_init_csrs(pdq_csrs_t *csrs, void *csrs_va, size_t csr_size);
+extern void pdq_init_pci_csrs(pdq_pci_csrs_t *csrs, void *csrs_va, size_t csr_size);
+
+extern void pdq_flush_databuf_queue(pdq_databuf_queue_t *q);
+
+extern pdq_boolean_t pdq_do_port_control(const pdq_csrs_t * const csrs, pdq_uint32_t cmd);
+extern void pdq_read_mla(const pdq_csrs_t * const csrs, pdq_lanaddr_t *hwaddr);
+extern void pdq_read_fwrev(const pdq_csrs_t * const csrs, pdq_fwrev_t *fwrev);
+extern pdq_boolean_t pdq_read_error_log(pdq_t *pdq, pdq_response_error_log_get_t *log_entry);
+extern pdq_chip_rev_t pdq_read_chiprev(const pdq_csrs_t * const csrs);
+
+extern void pdq_queue_commands(pdq_t *pdq);
+extern void pdq_process_command_responses(pdq_t *pdq);
+extern void pdq_process_unsolicited_events(pdq_t *pdq);
+
+extern void pdq_process_received_data(pdq_t *pdq, pdq_rx_info_t *rx,
+				      pdq_rxdesc_t *receives,
+				      pdq_uint32_t completion_goal,
+				      pdq_uint32_t ring_mask);
+
+extern pdq_boolean_t pdq_queue_transmit_data(pdq_t *pdq, PDQ_OS_DATABUF_T *pdu);
+extern void pdq_process_transmitted_data(pdq_t *pdq);
+extern void pdq_flush_transmitter(pdq_t *pdq);
+
+
+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 */