static int
nexus_activate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
int err;
bus_addr_t paddr;
bus_size_t psize;
bus_space_handle_t vaddr;
if ((err = rman_activate_resource(r)) != 0)
return (err);
/*
* If this is a memory resource, map it into the kernel.
*/
if (type == SYS_RES_MEMORY || type == SYS_RES_IOPORT) {
paddr = (bus_addr_t)rman_get_start(r);
psize = (bus_size_t)rman_get_size(r);
#ifdef FDT
err = bus_space_map(fdtbus_bs_tag, paddr, psize, 0, &vaddr);
if (err != 0) {
rman_deactivate_resource(r);
return (err);
}
rman_set_bustag(r, fdtbus_bs_tag);
#else
vaddr = (bus_space_handle_t)pmap_mapdev((vm_offset_t)paddr,
(vm_size_t)psize);
if (vaddr == 0) {
rman_deactivate_resource(r);
return (ENOMEM);
}
rman_set_bustag(r, (void *)1);
#endif
rman_set_virtual(r, (void *)vaddr);
rman_set_bushandle(r, vaddr);
return (0);
} else if (type == SYS_RES_IRQ) {
#ifdef INTRNG
err = intr_activate_irq(child, r);
if (err != 0) {
rman_deactivate_resource(r);
return (err);
}
#endif
}
return (0);
}
static int
lbc_deactivate_resource(device_t bus __unused, device_t child __unused,
int type __unused, int rid __unused, struct resource *r)
{
return (rman_deactivate_resource(r));
}
/**
* omap_deactivate_resource
*
*/
static int
omap_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
/* NB: no private resources, just deactive */
return (rman_deactivate_resource(r));
}
static int
nexus_activate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
int err;
bus_addr_t paddr;
bus_size_t psize;
bus_space_handle_t vaddr;
if ((err = rman_activate_resource(r)) != 0)
return (err);
/*
* If this is a memory resource, map it into the kernel.
*/
if (type == SYS_RES_MEMORY || type == SYS_RES_IOPORT) {
paddr = (bus_addr_t)rman_get_start(r);
psize = (bus_size_t)rman_get_size(r);
err = bus_space_map(&memmap_bus, paddr, psize, 0, &vaddr);
if (err != 0) {
rman_deactivate_resource(r);
return (err);
}
rman_set_bustag(r, &memmap_bus);
rman_set_virtual(r, (void *)vaddr);
rman_set_bushandle(r, vaddr);
} else if (type == SYS_RES_IRQ) {
intr_activate_irq(child, r);
}
return (0);
}
static int
apecs_teardown_intr(device_t dev, device_t child,
struct resource *irq, void *cookie)
{
alpha_teardown_intr(cookie);
return rman_deactivate_resource(irq);
}
static int
nexus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *res)
{
return (rman_deactivate_resource(res));
}
static int
nexus_activate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
void *vaddr;
vm_paddr_t paddr;
vm_size_t psize;
int err;
/*
* If this is a memory resource, use pmap_mapdev to map it.
*/
if (type == SYS_RES_MEMORY || type == SYS_RES_IOPORT) {
paddr = rman_get_start(r);
psize = rman_get_size(r);
rman_set_bustag(r, mips_bus_space_generic);
err = bus_space_map(rman_get_bustag(r), paddr, psize, 0,
(bus_space_handle_t *)&vaddr);
if (err != 0) {
rman_deactivate_resource(r);
return (err);
}
rman_set_virtual(r, vaddr);
rman_set_bushandle(r, (bus_space_handle_t)(uintptr_t)vaddr);
} else if (type == SYS_RES_IRQ) {
#ifdef INTRNG
intr_activate_irq(child, r);
#endif
}
return (rman_activate_resource(r));
}
static int
thunder_pem_activate_resource(device_t dev, device_t child, int type, int rid,
struct resource *r)
{
int err;
bus_addr_t paddr;
bus_size_t psize;
bus_space_handle_t vaddr;
struct thunder_pem_softc *sc;
if ((err = rman_activate_resource(r)) != 0)
return (err);
sc = device_get_softc(dev);
/*
* If this is a memory resource, map it into the kernel.
*/
if (type == SYS_RES_MEMORY || type == SYS_RES_IOPORT) {
paddr = (bus_addr_t)rman_get_start(r);
psize = (bus_size_t)rman_get_size(r);
paddr = range_addr_pci_to_phys(sc->ranges, paddr);
err = bus_space_map(&memmap_bus, paddr, psize, 0, &vaddr);
if (err != 0) {
rman_deactivate_resource(r);
return (err);
}
rman_set_bustag(r, &memmap_bus);
rman_set_virtual(r, (void *)vaddr);
rman_set_bushandle(r, vaddr);
}
return (0);
}
/**
* Default bhndb(4) implementation of BUS_DEACTIVATE_RESOURCE().
*/
static int
chipc_deactivate_resource(device_t dev, device_t child, int type,
int rid, struct resource *r)
{
struct chipc_softc *sc;
struct chipc_region *cr;
struct rman *rm;
int error;
sc = device_get_softc(dev);
/* Handled by parent bus? */
rm = chipc_get_rman(sc, type);
if (rm == NULL || !rman_is_region_manager(r, rm)) {
return (bus_generic_deactivate_resource(dev, child, type, rid,
r));
}
/* Find the corresponding chipc region */
cr = chipc_find_region(sc, rman_get_start(r), rman_get_end(r));
if (cr == NULL)
return (EINVAL);
/* Mark inactive */
if ((error = rman_deactivate_resource(r)))
return (error);
/* Drop associated RF_ACTIVE reference */
chipc_release_region(sc, cr, RF_ACTIVE);
return (0);
}
static int
nexus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
bus_size_t psize;
bus_space_handle_t vaddr;
if (type == SYS_RES_MEMORY || type == SYS_RES_IOPORT) {
psize = (bus_size_t)rman_get_size(r);
vaddr = rman_get_bushandle(r);
if (vaddr != 0) {
#ifdef FDT
bus_space_unmap(fdtbus_bs_tag, vaddr, psize);
#else
pmap_unmapdev((vm_offset_t)vaddr, (vm_size_t)psize);
#endif
rman_set_virtual(r, NULL);
rman_set_bushandle(r, 0);
}
} else if (type == SYS_RES_IRQ) {
#ifdef INTRNG
intr_deactivate_irq(child, r);
#endif
}
return (rman_deactivate_resource(r));
}
static int
obio_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
return (rman_deactivate_resource(r));
}
static int
nexus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
/* Not much to be done yet... */
return (rman_deactivate_resource(r));
}
static int
sbus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
if (type == SYS_RES_IRQ)
return (bus_deactivate_resource(bus, type, rid, r));
return (rman_deactivate_resource(r));
}
static int
nexus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
vm_offset_t va;
if (type == SYS_RES_MEMORY) {
va = (vm_offset_t)rman_get_virtual(r);
pmap_unmapdev(va, rman_get_size(r));
}
return (rman_deactivate_resource(r));
}
static int
nexus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
/*
* If this is a memory resource, unmap it.
*/
if (type == SYS_RES_MEMORY) {
pmap_unmapdev((vm_offset_t)rman_get_virtual(r),
rman_get_size(r));
}
return (rman_deactivate_resource(r));
}
static int
sbus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
if (type == SYS_RES_IRQ) {
return (BUS_DEACTIVATE_RESOURCE(device_get_parent(bus),
child, type, rid, r));
}
if (type == SYS_RES_MEMORY) {
sparc64_bus_mem_unmap(rman_get_virtual(r), rman_get_size(r));
rman_set_virtual(r, NULL);
}
return (rman_deactivate_resource(r));
}
static int
ofw_pci_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *res)
{
/*
* If this is a memory resource, unmap it.
*/
if ((type == SYS_RES_MEMORY) || (type == SYS_RES_IOPORT)) {
u_int32_t psize;
psize = rman_get_size(res);
pmap_unmapdev((vm_offset_t)rman_get_virtual(res), psize);
}
return (rman_deactivate_resource(res));
}
static int
nexus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
/*
* If this is a memory resource, unmap it.
*/
if ((rman_get_bustag(r) == I386_BUS_SPACE_MEM) && (r->r_end >= 1024 * 1024)) {
u_int32_t psize;
psize = r->r_end - r->r_start;
pmap_unmapdev((vm_offset_t)rman_get_virtual(r), psize);
}
return (rman_deactivate_resource(r));
}
static int
zbpci_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
vm_offset_t va;
if (type != SYS_RES_IOPORT) {
return (bus_generic_deactivate_resource(bus, child, type,
rid, r));
}
va = (vm_offset_t)rman_get_virtual(r);
pmap_unmapdev(va, rman_get_size(r));
return (rman_deactivate_resource(r));
}
static int
nexus_deactivate_resource(device_t bus __unused, device_t child __unused,
int type __unused, int rid __unused, struct resource *r)
{
/*
* If this is a memory resource, unmap it.
*/
if ((type == SYS_RES_MEMORY) || (type == SYS_RES_IOPORT)) {
bus_size_t psize;
psize = rman_get_size(r);
pmap_unmapdev((vm_offset_t)rman_get_virtual(r), psize);
}
return (rman_deactivate_resource(r));
}
/*
* This function is an exact copy of nexus_deactivate_resource()
* Keep it up-to-date with all changes in nexus. To be removed
* once bus-mapping interface is developed.
*/
static int
thunder_pem_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
bus_size_t psize;
bus_space_handle_t vaddr;
psize = (bus_size_t)rman_get_size(r);
vaddr = rman_get_bushandle(r);
if (vaddr != 0) {
bus_space_unmap(&memmap_bus, vaddr, psize);
rman_set_virtual(r, NULL);
rman_set_bushandle(r, 0);
}
return (rman_deactivate_resource(r));
}
static int
nexus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
bus_space_handle_t vaddr;
bus_size_t psize;
vaddr = rman_get_bushandle(r);
if (type == SYS_RES_MEMORY && vaddr != 0) {
psize = (bus_size_t)rman_get_size(r);
bus_space_unmap(rman_get_bustag(r), vaddr, psize);
rman_set_virtual(r, NULL);
rman_set_bushandle(r, 0);
}
return (rman_deactivate_resource(r));
}
static int
generic_pcie_deactivate_resource(device_t dev, device_t child, int type,
int rid, struct resource *r)
{
int res;
if ((res = rman_deactivate_resource(r)) != 0)
return (res);
switch (type) {
case SYS_RES_IOPORT:
case SYS_RES_MEMORY:
case SYS_RES_IRQ:
res = BUS_DEACTIVATE_RESOURCE(device_get_parent(dev), child,
type, rid, r);
break;
default:
break;
}
return (res);
}
static int
nexus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
/*
* If this is a memory resource, unmap it.
*/
if (type == SYS_RES_MEMORY) {
pmap_unmapdev((vm_offset_t)rman_get_virtual(r),
rman_get_size(r));
}
#ifdef PC98
if (type == SYS_RES_MEMORY || type == SYS_RES_IOPORT) {
bus_space_handle_t bh;
bh = rman_get_bushandle(r);
i386_bus_space_handle_free(rman_get_bustag(r), bh, bh->bsh_sz);
}
#endif
return (rman_deactivate_resource(r));
}
static int
nexus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
bus_size_t psize;
bus_space_handle_t vaddr;
psize = (bus_size_t)rman_get_size(r);
vaddr = rman_get_bushandle(r);
if (vaddr != 0) {
#ifdef FDT
bus_space_unmap(fdtbus_bs_tag, vaddr, psize);
#else
pmap_unmapdev((vm_offset_t)vaddr, (vm_size_t)psize);
#endif
rman_set_virtual(r, NULL);
rman_set_bushandle(r, 0);
}
return (rman_deactivate_resource(r));
}
static int
nexus_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
bus_size_t psize;
bus_space_handle_t vaddr;
if (type == SYS_RES_MEMORY || type == SYS_RES_IOPORT) {
psize = (bus_size_t)rman_get_size(r);
vaddr = rman_get_bushandle(r);
if (vaddr != 0) {
bus_space_unmap(&memmap_bus, vaddr, psize);
rman_set_virtual(r, NULL);
rman_set_bushandle(r, 0);
}
} else if (type == SYS_RES_IRQ) {
intr_deactivate_irq(child, r);
}
return (rman_deactivate_resource(r));
}
int
puc_bus_release_resource(device_t dev, device_t child, int type, int rid,
struct resource *res)
{
struct puc_port *port;
device_t originator;
/* Get our immediate child. */
originator = child;
while (child != NULL && device_get_parent(child) != dev)
child = device_get_parent(child);
if (child == NULL)
return (EINVAL);
port = device_get_ivars(child);
KASSERT(port != NULL, ("%s %d", __func__, __LINE__));
if (rid != 0 || res == NULL)
return (EINVAL);
if (type == port->p_bar->b_type) {
if (res != port->p_rres)
return (EINVAL);
} else if (type == SYS_RES_IRQ) {
if (res != port->p_ires)
return (EINVAL);
if (port->p_hasintr)
return (EBUSY);
} else
return (EINVAL);
if (rman_get_device(res) != originator)
return (ENXIO);
if (rman_get_flags(res) & RF_ACTIVE)
rman_deactivate_resource(res);
rman_set_device(res, NULL);
return (0);
}
