xref: /freebsd/sys/dev/dpaa/portals.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
1 /*-
2  * Copyright (c) 2012 Semihalf.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 
27 typedef struct dpaa_portal {
28 	int		dp_irid;		/* interrupt rid */
29 	struct resource	*dp_ires;		/* interrupt resource */
30 
31 	bool		dp_regs_mapped;		/* register mapping status */
32 
33 	t_Handle	dp_ph;			/* portal's handle */
34 	vm_paddr_t	dp_ce_pa;		/* portal's CE area PA */
35 	vm_paddr_t	dp_ci_pa;		/* portal's CI area PA */
36 	uint32_t	dp_ce_size;		/* portal's CE area size */
37 	uint32_t	dp_ci_size;		/* portal's CI area size */
38 	uintptr_t	dp_intr_num;		/* portal's intr. number */
39 } dpaa_portal_t;
40 
41 struct dpaa_portals_softc {
42 	device_t	sc_dev;			/* device handle */
43 	vm_paddr_t	sc_dp_pa;		/* portal's PA */
44 	uint32_t	sc_dp_size;		/* portal's size */
45 	int		sc_rrid[2];		/* memory rid */
46 	struct resource	*sc_rres[2];		/* memory resource */
47 	dpaa_portal_t	sc_dp[MAXCPU];
48 };
49 
50 struct dpaa_portals_devinfo {
51 	struct resource_list	di_res;
52 	int			di_intr_rid;
53 };
54 
55 int bman_portals_attach(device_t);
56 int bman_portals_detach(device_t);
57 
58 int qman_portals_attach(device_t);
59 int qman_portals_detach(device_t);
60 
61 int dpaa_portal_alloc_res(device_t, struct dpaa_portals_devinfo *, int);
62 void dpaa_portal_map_registers(struct dpaa_portals_softc *);
63