Annotation of sys/dev/ic/pdqvar.h, Revision 1.1.1.1
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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