2 * Copyright (c) 2012 Semihalf.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
27 #include "opt_platform.h"
28 #include <sys/cdefs.h>
29 __FBSDID("$FreeBSD$");
31 #include <sys/param.h>
32 #include <sys/systm.h>
33 #include <sys/kernel.h>
38 #include <sys/sched.h>
43 #include <machine/resource.h>
44 #include <machine/tlb.h>
46 #include <contrib/ncsw/inc/error_ext.h>
47 #include <contrib/ncsw/inc/xx_ext.h>
53 dpaa_portal_alloc_res(device_t dev, struct dpaa_portals_devinfo *di, int cpu)
55 struct dpaa_portals_softc *sc = device_get_softc(dev);
56 struct resource_list_entry *rle;
58 struct resource_list *res;
60 /* Check if MallocSmart allocator is ready */
61 if (XX_MallocSmartInit() != E_OK)
68 * Reserve only one pair of CE/CI virtual memory regions
69 * for all CPUs, in order to save the space.
71 if (sc->sc_rres[0] == NULL) {
72 /* Cache enabled area */
73 rle = resource_list_find(res, SYS_RES_MEMORY, 0);
75 sc->sc_rres[0] = bus_alloc_resource(dev,
76 SYS_RES_MEMORY, &sc->sc_rrid[0], rle->start + sc->sc_dp_pa,
77 rle->end + sc->sc_dp_pa, rle->count, RF_ACTIVE);
78 if (sc->sc_rres[0] == NULL) {
79 device_printf(dev, "Could not allocate memory.\n");
82 /* Cache inhibited area */
83 rle = resource_list_find(res, SYS_RES_MEMORY, 1);
85 sc->sc_rres[1] = bus_alloc_resource(dev,
86 SYS_RES_MEMORY, &sc->sc_rrid[1], rle->start + sc->sc_dp_pa,
87 rle->end + sc->sc_dp_pa, rle->count, RF_ACTIVE);
88 if (sc->sc_rres[1] == NULL) {
89 device_printf(dev, "Could not allocate memory.\n");
90 bus_release_resource(dev, SYS_RES_MEMORY,
91 sc->sc_rrid[0], sc->sc_rres[0]);
95 /* Acquire portal's CE_PA and CI_PA */
96 rle = resource_list_find(res, SYS_RES_MEMORY, 0);
97 sc->sc_dp[cpu].dp_ce_pa = rle->start + sc->sc_dp_pa;
98 sc->sc_dp[cpu].dp_ce_size = rle->count;
99 rle = resource_list_find(res, SYS_RES_MEMORY, 1);
100 sc->sc_dp[cpu].dp_ci_pa = rle->start + sc->sc_dp_pa;
101 sc->sc_dp[cpu].dp_ci_size = rle->count;
103 /* Allocate interrupts */
104 rle = resource_list_find(res, SYS_RES_IRQ, 0);
105 sc->sc_dp[cpu].dp_irid = 0;
106 sc->sc_dp[cpu].dp_ires = bus_alloc_resource(dev,
107 SYS_RES_IRQ, &sc->sc_dp[cpu].dp_irid, rle->start, rle->end,
108 rle->count, RF_ACTIVE);
109 /* Save interrupt number for later use */
110 sc->sc_dp[cpu].dp_intr_num = rle->start;
112 if (sc->sc_dp[cpu].dp_ires == NULL) {
113 device_printf(dev, "Could not allocate irq.\n");
117 err = XX_PreallocAndBindIntr((int)sc->sc_dp[cpu].dp_ires, cpu);
120 device_printf(dev, "Could not prealloc and bind interrupt\n");
121 bus_release_resource(dev, SYS_RES_IRQ,
122 sc->sc_dp[cpu].dp_irid, sc->sc_dp[cpu].dp_ires);
123 sc->sc_dp[cpu].dp_ires = NULL;
128 err = bus_generic_config_intr(dev, rle->start, di->di_intr_trig,
131 device_printf(dev, "Could not configure interrupt\n");
132 bus_release_resource(dev, SYS_RES_IRQ,
133 sc->sc_dp[cpu].dp_irid, sc->sc_dp[cpu].dp_ires);
134 sc->sc_dp[cpu].dp_ires = NULL;
143 dpaa_portal_map_registers(struct dpaa_portals_softc *sc)
148 cpu = PCPU_GET(cpuid);
149 if (sc->sc_dp[cpu].dp_regs_mapped)
152 tlb1_set_entry(rman_get_bushandle(sc->sc_rres[0]),
153 sc->sc_dp[cpu].dp_ce_pa, sc->sc_dp[cpu].dp_ce_size,
155 tlb1_set_entry(rman_get_bushandle(sc->sc_rres[1]),
156 sc->sc_dp[cpu].dp_ci_pa, sc->sc_dp[cpu].dp_ci_size,
159 sc->sc_dp[cpu].dp_regs_mapped = 1;