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Differential D7493 Diff 19250 sys/arm64/arm64/nexus.c

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sys/arm64/arm64/nexus.c

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#include <machine/pcb.h> #include <machine/pcb.h>
#include <vm/vm.h> #include <vm/vm.h>
#include <vm/pmap.h> #include <vm/pmap.h>
#include <machine/resource.h> #include <machine/resource.h>
#include <machine/intr.h> #include <machine/intr.h>
#ifdef FDT #ifdef FDT
#include <dev/ofw/ofw_bus_subr.h>
#include <dev/ofw/openfirm.h> #include <dev/ofw/openfirm.h>
#include "ofw_bus_if.h" #include "ofw_bus_if.h"
#endif #endif
#ifdef DEV_ACPI #ifdef DEV_ACPI
#include <contrib/dev/acpica/include/acpi.h> #include <contrib/dev/acpica/include/acpi.h>
#include <dev/acpica/acpivar.h> #include <dev/acpica/acpivar.h>
#endif #endif
▲ Show 20 Lines • Show All 264 Lines • ▼ Show 20 Lines if (type == SYS_RES_MEMORY || type == SYS_RES_IOPORT) {
err = bus_space_map(&memmap_bus, paddr, psize, 0, &vaddr); err = bus_space_map(&memmap_bus, paddr, psize, 0, &vaddr);
if (err != 0) { if (err != 0) {
rman_deactivate_resource(r); rman_deactivate_resource(r);
return (err); return (err);
} }
rman_set_bustag(r, &memmap_bus); rman_set_bustag(r, &memmap_bus);
rman_set_virtual(r, (void *)vaddr); rman_set_virtual(r, (void *)vaddr);
rman_set_bushandle(r, vaddr); rman_set_bushandle(r, vaddr);
} else if (type == SYS_RES_IRQ) {
intr_activate_irq(child, r);
} }
return (0); return (0);
} }
static struct resource_list * static struct resource_list *
nexus_get_reslist(device_t dev, device_t child) nexus_get_reslist(device_t dev, device_t child)
{ {
struct nexus_device *ndev = DEVTONX(child); struct nexus_device *ndev = DEVTONX(child);
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static int static int
nexus_deactivate_resource(device_t bus, device_t child, int type, int rid, nexus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r) struct resource *r)
{ {
bus_size_t psize; bus_size_t psize;
bus_space_handle_t vaddr; bus_space_handle_t vaddr;
if (type == SYS_RES_MEMORY || type == SYS_RES_IOPORT) {
psize = (bus_size_t)rman_get_size(r); psize = (bus_size_t)rman_get_size(r);
vaddr = rman_get_bushandle(r); vaddr = rman_get_bushandle(r);
if (vaddr != 0) { if (vaddr != 0) {
bus_space_unmap(&memmap_bus, vaddr, psize); bus_space_unmap(&memmap_bus, vaddr, psize);
rman_set_virtual(r, NULL); rman_set_virtual(r, NULL);
rman_set_bushandle(r, 0); rman_set_bushandle(r, 0);
} }
} else if (type == SYS_RES_IRQ) {
intr_deactivate_irq(child, r);
}
return (rman_deactivate_resource(r)); return (rman_deactivate_resource(r));
} }
#ifdef FDT #ifdef FDT
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static device_method_t nexus_fdt_methods[] = { static device_method_t nexus_fdt_methods[] = {
/* Device interface */ /* Device interface */
DEVMETHOD(device_probe, nexus_fdt_probe), DEVMETHOD(device_probe, nexus_fdt_probe),
DEVMETHOD(device_attach, nexus_fdt_attach), DEVMETHOD(device_attach, nexus_fdt_attach),
/* OFW interface */ /* OFW interface */
DEVMETHOD(ofw_bus_map_intr, nexus_ofw_map_intr), DEVMETHOD(ofw_bus_map_intr, nexus_ofw_map_intr),
}; };
Show All 24 Linesnexus_fdt_attach(device_t dev)
nexus_add_child(dev, 10, "ofwbus", 0); nexus_add_child(dev, 10, "ofwbus", 0);
return (nexus_attach(dev)); return (nexus_attach(dev));
} }
static int static int
nexus_ofw_map_intr(device_t dev, device_t child, phandle_t iparent, int icells, nexus_ofw_map_intr(device_t dev, device_t child, phandle_t iparent, int icells,
pcell_t *intr) pcell_t *intr)
{ {
u_int irq;
struct intr_map_data_fdt *fdt_data;
size_t len;
return (INTR_IRQ_INVALID); len = sizeof(*fdt_data) + icells * sizeof(pcell_t);
fdt_data = (struct intr_map_data_fdt *)intr_alloc_intr_map_data(
INTR_MAP_DATA_FDT, len, M_WAITOK | M_ZERO);
fdt_data->iparent = iparent;
fdt_data->ncells = icells;
memcpy(fdt_data->cells, intr, icells * sizeof(pcell_t));
irq = intr_map_irq(NULL, iparent, (struct intr_map_data *)fdt_data);
return (irq);
} }
#endif #endif
#ifdef DEV_ACPI #ifdef DEV_ACPI
static device_method_t nexus_acpi_methods[] = { static device_method_t nexus_acpi_methods[] = {
/* Device interface */ /* Device interface */
DEVMETHOD(device_probe, nexus_acpi_probe), DEVMETHOD(device_probe, nexus_acpi_probe),
DEVMETHOD(device_attach, nexus_acpi_attach), DEVMETHOD(device_attach, nexus_acpi_attach),
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