diff --git a/sys/arm/arm/nexus.c b/sys/arm/arm/nexus.c --- a/sys/arm/arm/nexus.c +++ b/sys/arm/arm/nexus.c @@ -45,20 +45,20 @@ #include #include #include +#include #include #include #include -#include #include -#include -#include -#include #include #include -#include +#include +#include #include +#include +#include #include @@ -79,37 +79,31 @@ static struct rman mem_rman; static struct rman irq_rman; -static int nexus_probe(device_t); -static int nexus_attach(device_t); -static int nexus_print_child(device_t, device_t); -static device_t nexus_add_child(device_t, u_int, const char *, int); -static struct resource *nexus_alloc_resource(device_t, device_t, int, int *, - rman_res_t, rman_res_t, rman_res_t, u_int); -static int nexus_activate_resource(device_t, device_t, int, int, - struct resource *); -static int nexus_adjust_resource(device_t, device_t, int, struct resource *, - rman_res_t, rman_res_t); -static bus_space_tag_t nexus_get_bus_tag(device_t, device_t); -static bus_dma_tag_t nexus_get_dma_tag(device_t dev, device_t child); +static device_probe_t nexus_probe; +static device_attach_t nexus_attach; + +static bus_add_child_t nexus_add_child; +static bus_print_child_t nexus_print_child; + +static bus_activate_resource_t nexus_activate_resource; +static bus_adjust_resource_t nexus_adjust_resource; +static bus_alloc_resource_t nexus_alloc_resource; +static bus_deactivate_resource_t nexus_deactivate_resource; +static bus_release_resource_t nexus_release_resource; + #ifdef SMP -static int nexus_bind_intr(device_t, device_t, struct resource *, int); +static bus_bind_intr_t nexus_bind_intr; #endif -static int nexus_config_intr(device_t dev, int irq, enum intr_trigger trig, - enum intr_polarity pol); -static int nexus_describe_intr(device_t dev, device_t child, - struct resource *irq, void *cookie, const char *descr); -static int nexus_deactivate_resource(device_t, device_t, int, int, - struct resource *); -static int nexus_release_resource(device_t, device_t, int, int, - struct resource *); - -static int nexus_setup_intr(device_t dev, device_t child, struct resource *res, - int flags, driver_filter_t *filt, driver_intr_t *intr, void *arg, void **cookiep); -static int nexus_teardown_intr(device_t, device_t, struct resource *, void *); +static bus_config_intr_t nexus_config_intr; +static bus_describe_intr_t nexus_describe_intr; +static bus_setup_intr_t nexus_setup_intr; +static bus_teardown_intr_t nexus_teardown_intr; + +static bus_get_bus_tag_t nexus_get_bus_tag; +static bus_get_dma_tag_t nexus_get_dma_tag; #ifdef FDT -static int nexus_ofw_map_intr(device_t dev, device_t child, phandle_t iparent, - int icells, pcell_t *intr); +static ofw_bus_map_intr_t nexus_ofw_map_intr; #endif /* @@ -123,35 +117,32 @@ /* Device interface */ DEVMETHOD(device_probe, nexus_probe), DEVMETHOD(device_attach, nexus_attach), + /* Bus interface */ - DEVMETHOD(bus_print_child, nexus_print_child), DEVMETHOD(bus_add_child, nexus_add_child), - DEVMETHOD(bus_alloc_resource, nexus_alloc_resource), - DEVMETHOD(bus_activate_resource, nexus_activate_resource), + DEVMETHOD(bus_print_child, nexus_print_child), + DEVMETHOD(bus_activate_resource, nexus_activate_resource), DEVMETHOD(bus_adjust_resource, nexus_adjust_resource), - DEVMETHOD(bus_config_intr, nexus_config_intr), - DEVMETHOD(bus_deactivate_resource, nexus_deactivate_resource), + DEVMETHOD(bus_alloc_resource, nexus_alloc_resource), + DEVMETHOD(bus_deactivate_resource, nexus_deactivate_resource), DEVMETHOD(bus_release_resource, nexus_release_resource), +#ifdef SMP + DEVMETHOD(bus_bind_intr, nexus_bind_intr), +#endif + DEVMETHOD(bus_config_intr, nexus_config_intr), + DEVMETHOD(bus_describe_intr, nexus_describe_intr), DEVMETHOD(bus_setup_intr, nexus_setup_intr), DEVMETHOD(bus_teardown_intr, nexus_teardown_intr), DEVMETHOD(bus_get_bus_tag, nexus_get_bus_tag), DEVMETHOD(bus_get_dma_tag, nexus_get_dma_tag), - DEVMETHOD(bus_describe_intr, nexus_describe_intr), -#ifdef SMP - DEVMETHOD(bus_bind_intr, nexus_bind_intr), -#endif #ifdef FDT + /* ofw_bus interface */ DEVMETHOD(ofw_bus_map_intr, nexus_ofw_map_intr), #endif - { 0, 0 } -}; - -static driver_t nexus_driver = { - "nexus", - nexus_methods, - 1 /* no softc */ + DEVMETHOD_END }; +DEFINE_CLASS_0(nexus, nexus_driver, nexus_methods, 1 /* no softc */); EARLY_DRIVER_MODULE(nexus, root, nexus_driver, 0, 0, BUS_PASS_BUS + BUS_PASS_ORDER_EARLY); @@ -218,7 +209,6 @@ child = device_add_child_ordered(bus, order, name, unit); - /* should we free this in nexus_child_detached? */ device_set_ivars(child, ndev); return (child); @@ -227,7 +217,6 @@ /* * Allocate a resource on behalf of child. NB: child is usually going to be a * child of one of our descendants, not a direct child of nexus0. - * (Exceptions include footbridge.) */ static struct resource * nexus_alloc_resource(device_t bus, device_t child, int type, int *rid, @@ -309,9 +298,9 @@ { #ifdef FDT - return(fdtbus_bs_tag); + return (fdtbus_bs_tag); #else - return((void *)1); + return ((void *)1); #endif } @@ -319,7 +308,7 @@ nexus_get_dma_tag(device_t dev, device_t child) { - return nexus_dma_tag; + return (nexus_dma_tag); } void @@ -348,7 +337,7 @@ if ((rman_get_flags(res) & RF_SHAREABLE) == 0) flags |= INTR_EXCL; - return(intr_setup_irq(child, res, filt, intr, arg, flags, cookiep)); + return (intr_setup_irq(child, res, filt, intr, arg, flags, cookiep)); } static int diff --git a/sys/arm64/arm64/nexus.c b/sys/arm64/arm64/nexus.c --- a/sys/arm64/arm64/nexus.c +++ b/sys/arm64/arm64/nexus.c @@ -46,21 +46,21 @@ #include #include #include +#include #include #include #include -#include #include -#include -#include -#include -#include #include #include -#include +#include #include +#include +#include +#include +#include #ifdef FDT #include @@ -71,7 +71,6 @@ #include #include #include "acpi_bus_if.h" -#include "pcib_if.h" #endif extern struct bus_space memmap_bus; @@ -90,67 +89,61 @@ static int nexus_attach(device_t); #ifdef FDT -static device_probe_t nexus_fdt_probe; -static device_attach_t nexus_fdt_attach; +static device_probe_t nexus_fdt_probe; +static device_attach_t nexus_fdt_attach; #endif #ifdef DEV_ACPI -static device_probe_t nexus_acpi_probe; -static device_attach_t nexus_acpi_attach; +static device_probe_t nexus_acpi_probe; +static device_attach_t nexus_acpi_attach; #endif -static int nexus_print_child(device_t, device_t); -static device_t nexus_add_child(device_t, u_int, const char *, int); -static struct resource *nexus_alloc_resource(device_t, device_t, int, int *, - rman_res_t, rman_res_t, rman_res_t, u_int); -static int nexus_activate_resource(device_t, device_t, int, int, - struct resource *); -static int nexus_adjust_resource(device_t, device_t, int, struct resource *, - rman_res_t, rman_res_t); -static int nexus_map_resource(device_t, device_t, int, struct resource *, - struct resource_map_request *, struct resource_map *); -static int nexus_config_intr(device_t dev, int irq, enum intr_trigger trig, - enum intr_polarity pol); -static struct resource_list *nexus_get_reslist(device_t, device_t); -static int nexus_set_resource(device_t, device_t, int, int, - rman_res_t, rman_res_t); -static int nexus_deactivate_resource(device_t, device_t, int, int, - struct resource *); -static int nexus_release_resource(device_t, device_t, int, int, - struct resource *); - -static int nexus_setup_intr(device_t dev, device_t child, struct resource *res, - int flags, driver_filter_t *filt, driver_intr_t *intr, void *arg, void **cookiep); -static int nexus_teardown_intr(device_t, device_t, struct resource *, void *); -static bus_space_tag_t nexus_get_bus_tag(device_t, device_t); +static bus_add_child_t nexus_add_child; +static bus_print_child_t nexus_print_child; + +static bus_activate_resource_t nexus_activate_resource; +static bus_adjust_resource_t nexus_adjust_resource; +static bus_alloc_resource_t nexus_alloc_resource; +static bus_deactivate_resource_t nexus_deactivate_resource; +static bus_get_resource_list_t nexus_get_reslist; +static bus_map_resource_t nexus_map_resource; +static bus_release_resource_t nexus_release_resource; +static bus_set_resource_t nexus_set_resource; + #ifdef SMP -static int nexus_bind_intr(device_t, device_t, struct resource *, int); +static bus_bind_intr_t nexus_bind_intr; #endif +static bus_config_intr_t nexus_config_intr; +static bus_describe_intr_t nexus_describe_intr; +static bus_setup_intr_t nexus_setup_intr; +static bus_teardown_intr_t nexus_teardown_intr; + +static bus_get_bus_tag_t nexus_get_bus_tag; #ifdef FDT -static int nexus_ofw_map_intr(device_t dev, device_t child, phandle_t iparent, - int icells, pcell_t *intr); +static ofw_bus_map_intr_t nexus_ofw_map_intr; #endif static device_method_t nexus_methods[] = { /* Bus interface */ - DEVMETHOD(bus_print_child, nexus_print_child), DEVMETHOD(bus_add_child, nexus_add_child), - DEVMETHOD(bus_alloc_resource, nexus_alloc_resource), - DEVMETHOD(bus_activate_resource, nexus_activate_resource), + DEVMETHOD(bus_print_child, nexus_print_child), + DEVMETHOD(bus_activate_resource, nexus_activate_resource), DEVMETHOD(bus_adjust_resource, nexus_adjust_resource), - DEVMETHOD(bus_map_resource, nexus_map_resource), - DEVMETHOD(bus_config_intr, nexus_config_intr), + DEVMETHOD(bus_alloc_resource, nexus_alloc_resource), + DEVMETHOD(bus_deactivate_resource, nexus_deactivate_resource), DEVMETHOD(bus_get_resource_list, nexus_get_reslist), - DEVMETHOD(bus_set_resource, nexus_set_resource), - DEVMETHOD(bus_deactivate_resource, nexus_deactivate_resource), + DEVMETHOD(bus_map_resource, nexus_map_resource), DEVMETHOD(bus_release_resource, nexus_release_resource), - DEVMETHOD(bus_setup_intr, nexus_setup_intr), - DEVMETHOD(bus_teardown_intr, nexus_teardown_intr), - DEVMETHOD(bus_get_bus_tag, nexus_get_bus_tag), + DEVMETHOD(bus_set_resource, nexus_set_resource), #ifdef SMP DEVMETHOD(bus_bind_intr, nexus_bind_intr), #endif - { 0, 0 } + DEVMETHOD(bus_config_intr, nexus_config_intr), + DEVMETHOD(bus_setup_intr, nexus_setup_intr), + DEVMETHOD(bus_teardown_intr, nexus_teardown_intr), + DEVMETHOD(bus_get_bus_tag, nexus_get_bus_tag), + + DEVMETHOD_END }; static driver_t nexus_driver = { @@ -216,7 +209,6 @@ /* * Allocate a resource on behalf of child. NB: child is usually going to be a * child of one of our descendants, not a direct child of nexus0. - * (Exceptions include footbridge.) */ static struct resource * nexus_alloc_resource(device_t bus, device_t child, int type, int *rid, @@ -236,10 +228,10 @@ */ if (RMAN_IS_DEFAULT_RANGE(start, end) && (count == 1)) { if (device_get_parent(child) != bus || ndev == NULL) - return(NULL); + return (NULL); rle = resource_list_find(&ndev->nx_resources, type, *rid); if (rle == NULL) - return(NULL); + return (NULL); start = rle->start; end = rle->end; count = rle->count; @@ -362,7 +354,7 @@ nexus_get_bus_tag(device_t bus __unused, device_t child __unused) { - return(&memmap_bus); + return (&memmap_bus); } static int @@ -420,7 +412,7 @@ /* XXX this should return a success/failure indicator */ resource_list_add(rl, type, rid, start, start + count - 1, count); - return(0); + return (0); } static int diff --git a/sys/powerpc/powerpc/nexus.c b/sys/powerpc/powerpc/nexus.c --- a/sys/powerpc/powerpc/nexus.c +++ b/sys/powerpc/powerpc/nexus.c @@ -32,62 +32,62 @@ * from: FreeBSD: src/sys/i386/i386/nexus.c,v 1.43 2001/02/09 */ +/* + * This code implements a `root nexus' for Power ISA Architecture + * machines. The function of the root nexus is to serve as an + * attachment point for both processors and buses, and to manage + * resources which are common to all of them. In particular, + * this code implements the core resource managers for interrupt + * requests and I/O memory address space. + */ + #include __FBSDID("$FreeBSD$"); -#include #include #include #include -#include #include #include #include -#include #include -#include #include #include -#include -#include -#include - #include +#include #include #include -/* - * The nexus handles root-level resource allocation requests and interrupt - * mapping. All direct subdevices of nexus are attached by DEVICE_IDENTIFY(). - */ +#include +#include +#include static struct rman intr_rman; static struct rman mem_rman; -static device_probe_t nexus_probe; -static device_attach_t nexus_attach; -static bus_setup_intr_t nexus_setup_intr; -static bus_teardown_intr_t nexus_teardown_intr; -static bus_alloc_resource_t nexus_alloc_resource; -static bus_activate_resource_t nexus_activate_resource; +static device_probe_t nexus_probe; +static device_attach_t nexus_attach; + +static bus_activate_resource_t nexus_activate_resource; +static bus_adjust_resource_t nexus_adjust_resource; +static bus_alloc_resource_t nexus_alloc_resource; static bus_deactivate_resource_t nexus_deactivate_resource; -static bus_adjust_resource_t nexus_adjust_resource; -static bus_release_resource_t nexus_release_resource; -static int nexus_map_resource(device_t bus, device_t child, int type, - struct resource *r, - struct resource_map_request *argsp, - struct resource_map *map); -static int nexus_unmap_resource(device_t bus, device_t child, int type, - struct resource *r, struct resource_map *map); - -static bus_space_tag_t nexus_get_bus_tag(device_t, device_t); +static bus_map_resource_t nexus_map_resource; +static bus_release_resource_t nexus_release_resource; +static bus_unmap_resource_t nexus_unmap_resource; + #ifdef SMP -static bus_bind_intr_t nexus_bind_intr; +static bus_bind_intr_t nexus_bind_intr; #endif -static bus_config_intr_t nexus_config_intr; -static ofw_bus_map_intr_t nexus_ofw_map_intr; +static bus_config_intr_t nexus_config_intr; +static bus_setup_intr_t nexus_setup_intr; +static bus_teardown_intr_t nexus_teardown_intr; + +static bus_get_bus_tag_t nexus_get_bus_tag; + +static ofw_bus_map_intr_t nexus_ofw_map_intr; static device_method_t nexus_methods[] = { /* Device interface */ @@ -96,19 +96,19 @@ /* Bus interface */ DEVMETHOD(bus_add_child, bus_generic_add_child), - DEVMETHOD(bus_alloc_resource, nexus_alloc_resource), - DEVMETHOD(bus_activate_resource, nexus_activate_resource), - DEVMETHOD(bus_deactivate_resource, nexus_deactivate_resource), DEVMETHOD(bus_adjust_resource, nexus_adjust_resource), - DEVMETHOD(bus_release_resource, nexus_release_resource), + DEVMETHOD(bus_activate_resource, nexus_activate_resource), + DEVMETHOD(bus_alloc_resource, nexus_alloc_resource), + DEVMETHOD(bus_deactivate_resource, nexus_deactivate_resource), DEVMETHOD(bus_map_resource, nexus_map_resource), + DEVMETHOD(bus_release_resource, nexus_release_resource), DEVMETHOD(bus_unmap_resource, nexus_unmap_resource), - DEVMETHOD(bus_setup_intr, nexus_setup_intr), - DEVMETHOD(bus_teardown_intr, nexus_teardown_intr), #ifdef SMP DEVMETHOD(bus_bind_intr, nexus_bind_intr), #endif DEVMETHOD(bus_config_intr, nexus_config_intr), + DEVMETHOD(bus_setup_intr, nexus_setup_intr), + DEVMETHOD(bus_teardown_intr, nexus_teardown_intr), DEVMETHOD(bus_get_bus_tag, nexus_get_bus_tag), /* ofw_bus interface */ @@ -222,7 +222,7 @@ { return (powerpc_config_intr(irq, trig, pol)); -} +} static int nexus_ofw_map_intr(device_t dev, device_t child, phandle_t iparent, int icells, diff --git a/sys/riscv/riscv/nexus.c b/sys/riscv/riscv/nexus.c --- a/sys/riscv/riscv/nexus.c +++ b/sys/riscv/riscv/nexus.c @@ -76,36 +76,28 @@ static struct rman mem_rman; static struct rman irq_rman; -static device_probe_t nexus_fdt_probe; -static int nexus_attach(device_t); - -static int nexus_print_child(device_t, device_t); -static device_t nexus_add_child(device_t, u_int, const char *, int); -static struct resource *nexus_alloc_resource(device_t, device_t, int, int *, - rman_res_t, rman_res_t, rman_res_t, u_int); -static int nexus_activate_resource(device_t, device_t, int, int, - struct resource *); -static int nexus_adjust_resource(device_t, device_t, int, struct resource *, - rman_res_t, rman_res_t); -static int nexus_map_resource(device_t, device_t, int, struct resource *, - struct resource_map_request *, struct resource_map *); -static int nexus_config_intr(device_t dev, int irq, enum intr_trigger trig, - enum intr_polarity pol); -static struct resource_list *nexus_get_reslist(device_t, device_t); -static int nexus_set_resource(device_t, device_t, int, int, - rman_res_t, rman_res_t); -static int nexus_deactivate_resource(device_t, device_t, int, int, - struct resource *); -static int nexus_release_resource(device_t, device_t, int, int, - struct resource *); - -static int nexus_setup_intr(device_t dev, device_t child, struct resource *res, - int flags, driver_filter_t *filt, driver_intr_t *intr, void *arg, void **cookiep); -static int nexus_teardown_intr(device_t, device_t, struct resource *, void *); -static bus_space_tag_t nexus_get_bus_tag(device_t, device_t); - -static int nexus_ofw_map_intr(device_t dev, device_t child, phandle_t iparent, - int icells, pcell_t *intr); +static device_probe_t nexus_fdt_probe; +static device_attach_t nexus_attach; + +static bus_add_child_t nexus_add_child; +static bus_print_child_t nexus_print_child; + +static bus_activate_resource_t nexus_activate_resource; +static bus_adjust_resource_t nexus_adjust_resource; +static bus_alloc_resource_t nexus_alloc_resource; +static bus_deactivate_resource_t nexus_deactivate_resource; +static bus_get_resource_list_t nexus_get_reslist; +static bus_map_resource_t nexus_map_resource; +static bus_set_resource_t nexus_set_resource; +static bus_release_resource_t nexus_release_resource; + +static bus_config_intr_t nexus_config_intr; +static bus_setup_intr_t nexus_setup_intr; +static bus_teardown_intr_t nexus_teardown_intr; + +static bus_get_bus_tag_t nexus_get_bus_tag; + +static ofw_bus_map_intr_t nexus_ofw_map_intr; static device_method_t nexus_methods[] = { /* Device interface */ @@ -116,29 +108,28 @@ DEVMETHOD(ofw_bus_map_intr, nexus_ofw_map_intr), /* Bus interface */ - DEVMETHOD(bus_print_child, nexus_print_child), DEVMETHOD(bus_add_child, nexus_add_child), - DEVMETHOD(bus_alloc_resource, nexus_alloc_resource), - DEVMETHOD(bus_activate_resource, nexus_activate_resource), + DEVMETHOD(bus_print_child, nexus_print_child), + DEVMETHOD(bus_activate_resource, nexus_activate_resource), DEVMETHOD(bus_adjust_resource, nexus_adjust_resource), - DEVMETHOD(bus_map_resource, nexus_map_resource), - DEVMETHOD(bus_config_intr, nexus_config_intr), + DEVMETHOD(bus_alloc_resource, nexus_alloc_resource), + DEVMETHOD(bus_deactivate_resource, nexus_deactivate_resource), DEVMETHOD(bus_get_resource_list, nexus_get_reslist), + DEVMETHOD(bus_map_resource, nexus_map_resource), DEVMETHOD(bus_set_resource, nexus_set_resource), - DEVMETHOD(bus_deactivate_resource, nexus_deactivate_resource), DEVMETHOD(bus_release_resource, nexus_release_resource), + DEVMETHOD(bus_config_intr, nexus_config_intr), DEVMETHOD(bus_setup_intr, nexus_setup_intr), DEVMETHOD(bus_teardown_intr, nexus_teardown_intr), DEVMETHOD(bus_get_bus_tag, nexus_get_bus_tag), - { 0, 0 } -}; -static driver_t nexus_fdt_driver = { - "nexus", - nexus_methods, - 1 /* no softc */ + DEVMETHOD_END }; +DEFINE_CLASS_0(nexus, nexus_fdt_driver, nexus_methods, 1 /* no softc */); +EARLY_DRIVER_MODULE(nexus_fdt, root, nexus_fdt_driver, 0, 0, + BUS_PASS_BUS + BUS_PASS_ORDER_FIRST); + static int nexus_fdt_probe(device_t dev) { @@ -203,7 +194,6 @@ child = device_add_child_ordered(bus, order, name, unit); - /* should we free this in nexus_child_detached? */ device_set_ivars(child, ndev); return (child); @@ -212,7 +202,6 @@ /* * Allocate a resource on behalf of child. NB: child is usually going to be a * child of one of our descendants, not a direct child of nexus0. - * (Exceptions include footbridge.) */ static struct resource * nexus_alloc_resource(device_t bus, device_t child, int type, int *rid, @@ -232,10 +221,10 @@ */ if (RMAN_IS_DEFAULT_RANGE(start, end) && (count == 1)) { if (device_get_parent(child) != bus || ndev == NULL) - return(NULL); + return (NULL); rle = resource_list_find(&ndev->nx_resources, type, *rid); if (rle == NULL) - return(NULL); + return (NULL); start = rle->start; end = rle->end; count = rle->count; @@ -301,7 +290,7 @@ if (rman_get_flags(res) & RF_ACTIVE) { error = bus_deactivate_resource(child, type, rid, res); - if (error) + if (error != 0) return (error); } return (rman_release_resource(res)); @@ -326,7 +315,7 @@ /* We depend here on rman_activate_resource() being idempotent. */ error = rman_activate_resource(res); - if (error) + if (error != 0) return (error); error = intr_setup_irq(child, res, filt, intr, arg, flags, cookiep); @@ -403,7 +392,7 @@ /* XXX this should return a success/failure indicator */ resource_list_add(rl, type, rid, start, start + count - 1, count); - return(0); + return (0); } static int @@ -474,9 +463,6 @@ return (0); } -EARLY_DRIVER_MODULE(nexus_fdt, root, nexus_fdt_driver, 0, 0, - BUS_PASS_BUS + BUS_PASS_ORDER_FIRST); - static int nexus_ofw_map_intr(device_t dev, device_t child, phandle_t iparent, int icells, pcell_t *intr) diff --git a/sys/x86/x86/nexus.c b/sys/x86/x86/nexus.c --- a/sys/x86/x86/nexus.c +++ b/sys/x86/x86/nexus.c @@ -52,16 +52,13 @@ #include #include #include +#include #include #include #include #include -#include -#include #include -#include -#include #include #include #include @@ -69,10 +66,13 @@ #include #include +#include +#include +#include #include #include -#include #include +#include #ifdef DEV_APIC #include "pcib_if.h" @@ -82,7 +82,6 @@ #include #include #endif -#include #define ELF_KERN_STR ("elf"__XSTRING(__ELF_WORD_SIZE)" kernel") @@ -92,56 +91,42 @@ struct rman irq_rman, drq_rman, port_rman, mem_rman; -static int nexus_probe(device_t); -static int nexus_attach(device_t); -static int nexus_print_all_resources(device_t dev); -static int nexus_print_child(device_t, device_t); -static device_t nexus_add_child(device_t bus, u_int order, const char *name, - int unit); -static struct resource *nexus_alloc_resource(device_t, device_t, int, int *, - rman_res_t, rman_res_t, rman_res_t, - u_int); -static int nexus_adjust_resource(device_t, device_t, int, struct resource *, - rman_res_t, rman_res_t); +static int nexus_print_all_resources(device_t dev); + +static device_probe_t nexus_probe; +static device_attach_t nexus_attach; + +static bus_add_child_t nexus_add_child; +static bus_print_child_t nexus_print_child; + +static bus_activate_resource_t nexus_activate_resource; +static bus_adjust_resource_t nexus_adjust_resource; +static bus_alloc_resource_t nexus_alloc_resource; +static bus_deactivate_resource_t nexus_deactivate_resource; +static bus_delete_resource_t nexus_delete_resource; +static bus_get_resource_t nexus_get_resource; +static bus_get_resource_list_t nexus_get_reslist; +static bus_map_resource_t nexus_map_resource; +static bus_release_resource_t nexus_release_resource; +static bus_set_resource_t nexus_set_resource; +static bus_unmap_resource_t nexus_unmap_resource; + #ifdef SMP -static int nexus_bind_intr(device_t, device_t, struct resource *, int); +static bus_bind_intr_t nexus_bind_intr; #endif -static int nexus_config_intr(device_t, int, enum intr_trigger, - enum intr_polarity); -static int nexus_describe_intr(device_t dev, device_t child, - struct resource *irq, void *cookie, - const char *descr); -static int nexus_activate_resource(device_t, device_t, int, int, - struct resource *); -static int nexus_deactivate_resource(device_t, device_t, int, int, - struct resource *); -static int nexus_map_resource(device_t bus, device_t child, int type, - struct resource *r, - struct resource_map_request *argsp, - struct resource_map *map); -static int nexus_unmap_resource(device_t bus, device_t child, int type, - struct resource *r, struct resource_map *map); -static int nexus_release_resource(device_t, device_t, int, int, - struct resource *); -static int nexus_setup_intr(device_t, device_t, struct resource *, int flags, - driver_filter_t filter, void (*)(void *), void *, - void **); -static int nexus_teardown_intr(device_t, device_t, struct resource *, - void *); -static int nexus_suspend_intr(device_t, device_t, struct resource *); -static int nexus_resume_intr(device_t, device_t, struct resource *); -static struct resource_list *nexus_get_reslist(device_t dev, device_t child); -static int nexus_set_resource(device_t, device_t, int, int, - rman_res_t, rman_res_t); -static int nexus_get_resource(device_t, device_t, int, int, - rman_res_t *, rman_res_t *); -static void nexus_delete_resource(device_t, device_t, int, int); +static bus_config_intr_t nexus_config_intr; +static bus_describe_intr_t nexus_describe_intr; +static bus_resume_intr_t nexus_resume_intr; +static bus_setup_intr_t nexus_setup_intr; +static bus_suspend_intr_t nexus_suspend_intr; +static bus_teardown_intr_t nexus_teardown_intr; + #if defined(DEV_APIC) && defined(DEV_PCI) -static int nexus_alloc_msi(device_t pcib, device_t dev, int count, int maxcount, int *irqs); -static int nexus_release_msi(device_t pcib, device_t dev, int count, int *irqs); -static int nexus_alloc_msix(device_t pcib, device_t dev, int *irq); -static int nexus_release_msix(device_t pcib, device_t dev, int irq); -static int nexus_map_msi(device_t pcib, device_t dev, int irq, uint64_t *addr, uint32_t *data); +static pcib_alloc_msi_t nexus_alloc_msi; +static pcib_release_msi_t nexus_release_msi; +static pcib_alloc_msix_t nexus_alloc_msix; +static pcib_release_msix_t nexus_release_msix; +static pcib_map_msi_t nexus_map_msi; #endif static device_method_t nexus_methods[] = { @@ -156,26 +141,26 @@ /* Bus interface */ DEVMETHOD(bus_print_child, nexus_print_child), DEVMETHOD(bus_add_child, nexus_add_child), - DEVMETHOD(bus_alloc_resource, nexus_alloc_resource), - DEVMETHOD(bus_adjust_resource, nexus_adjust_resource), - DEVMETHOD(bus_release_resource, nexus_release_resource), DEVMETHOD(bus_activate_resource, nexus_activate_resource), + DEVMETHOD(bus_adjust_resource, nexus_adjust_resource), + DEVMETHOD(bus_alloc_resource, nexus_alloc_resource), DEVMETHOD(bus_deactivate_resource, nexus_deactivate_resource), + DEVMETHOD(bus_get_resource, nexus_get_resource), + DEVMETHOD(bus_get_resource_list, nexus_get_reslist), + DEVMETHOD(bus_delete_resource, nexus_delete_resource), DEVMETHOD(bus_map_resource, nexus_map_resource), + DEVMETHOD(bus_release_resource, nexus_release_resource), + DEVMETHOD(bus_set_resource, nexus_set_resource), DEVMETHOD(bus_unmap_resource, nexus_unmap_resource), - DEVMETHOD(bus_setup_intr, nexus_setup_intr), - DEVMETHOD(bus_teardown_intr, nexus_teardown_intr), - DEVMETHOD(bus_suspend_intr, nexus_suspend_intr), - DEVMETHOD(bus_resume_intr, nexus_resume_intr), #ifdef SMP DEVMETHOD(bus_bind_intr, nexus_bind_intr), #endif DEVMETHOD(bus_config_intr, nexus_config_intr), DEVMETHOD(bus_describe_intr, nexus_describe_intr), - DEVMETHOD(bus_get_resource_list, nexus_get_reslist), - DEVMETHOD(bus_set_resource, nexus_set_resource), - DEVMETHOD(bus_get_resource, nexus_get_resource), - DEVMETHOD(bus_delete_resource, nexus_delete_resource), + DEVMETHOD(bus_resume_intr, nexus_resume_intr), + DEVMETHOD(bus_setup_intr, nexus_setup_intr), + DEVMETHOD(bus_suspend_intr, nexus_suspend_intr), + DEVMETHOD(bus_teardown_intr, nexus_teardown_intr), /* pcib interface */ #if defined(DEV_APIC) && defined(DEV_PCI) @@ -185,7 +170,7 @@ DEVMETHOD(pcib_release_msix, nexus_release_msix), DEVMETHOD(pcib_map_msi, nexus_map_msi), #endif - { 0, 0 } + DEVMETHOD_END }; DEFINE_CLASS_0(nexus, nexus_driver, nexus_methods, 1); @@ -291,7 +276,7 @@ if (BUS_ADD_CHILD(dev, 10, "legacy", 0) == NULL) panic("legacy: could not attach"); bus_generic_attach(dev); - return 0; + return (0); } static int @@ -308,7 +293,7 @@ retval += resource_list_print_type(rl, "iomem", SYS_RES_MEMORY, "%#jx"); retval += resource_list_print_type(rl, "irq", SYS_RES_IRQ, "%jd"); - return retval; + return (retval); } static int @@ -333,7 +318,7 @@ ndev = malloc(sizeof(struct nexus_device), M_NEXUSDEV, M_NOWAIT|M_ZERO); if (!ndev) - return(0); + return (0); resource_list_init(&ndev->nx_resources); child = device_add_child_ordered(bus, order, name, unit); @@ -341,7 +326,7 @@ /* should we free this in nexus_child_detached? */ device_set_ivars(child, ndev); - return(child); + return (child); } static struct rman * @@ -364,7 +349,6 @@ /* * Allocate a resource on behalf of child. NB: child is usually going to be a * child of one of our descendants, not a direct child of nexus0. - * (Exceptions include npx.) */ static struct resource * nexus_alloc_resource(device_t bus, device_t child, int type, int *rid, @@ -385,10 +369,10 @@ */ if (RMAN_IS_DEFAULT_RANGE(start, end) && (count == 1)) { if (device_get_parent(child) != bus || ndev == NULL) - return(NULL); + return (NULL); rle = resource_list_find(&ndev->nx_resources, type, *rid); if (rle == NULL) - return(NULL); + return (NULL); start = rle->start; end = rle->end; count = rle->count; @@ -401,17 +385,17 @@ rv = rman_reserve_resource(rm, start, end, count, flags, child); if (rv == NULL) - return 0; + return (0); rman_set_rid(rv, *rid); if (needactivate) { if (bus_activate_resource(child, type, *rid, rv)) { rman_release_resource(rv); - return 0; + return (0); } } - return rv; + return (rv); } static int @@ -553,11 +537,12 @@ nexus_release_resource(device_t bus, device_t child, int type, int rid, struct resource *r) { + int error; if (rman_get_flags(r) & RF_ACTIVE) { - int error = bus_deactivate_resource(child, type, rid, r); - if (error) - return error; + error = bus_deactivate_resource(child, type, rid, r); + if (error != 0) + return (error); } return (rman_release_resource(r)); } @@ -587,7 +572,7 @@ * We depend here on rman_activate_resource() being idempotent. */ error = rman_activate_resource(irq); - if (error) + if (error != 0) return (error); if (bus_get_domain(child, &domain) != 0) domain = 0; @@ -663,7 +648,7 @@ /* XXX this should return a success/failure indicator */ resource_list_add(rl, type, rid, start, start + count - 1, count); - return(0); + return (0); } static int @@ -676,12 +661,12 @@ rle = resource_list_find(rl, type, rid); if (!rle) - return(ENOENT); + return (ENOENT); if (startp) *startp = rle->start; if (countp) *countp = rle->count; - return(0); + return (0); } static void @@ -773,7 +758,7 @@ /* Retrieve the system memory map from the loader. */ kmdp = preload_search_by_type("elf kernel"); if (kmdp == NULL) - kmdp = preload_search_by_type(ELF_KERN_STR); + kmdp = preload_search_by_type(ELF_KERN_STR); smapbase = (struct bios_smap *)preload_search_info(kmdp, MODINFO_METADATA | MODINFOMD_SMAP); if (smapbase != NULL) { @@ -836,15 +821,11 @@ DEVMETHOD(device_identify, ram_identify), DEVMETHOD(device_probe, ram_probe), DEVMETHOD(device_attach, ram_attach), - { 0, 0 } -}; -static driver_t ram_driver = { - "ram", - ram_methods, - 1, /* no softc */ + DEVMETHOD_END }; +DEFINE_CLASS_0(ram, ram_driver, ram_methods, 1 /* no softc */); DRIVER_MODULE(ram, nexus, ram_driver, 0, 0); #ifdef DEV_ISA @@ -866,13 +847,13 @@ if ((result = ISA_PNP_PROBE(device_get_parent(dev), dev, sysresource_ids)) <= 0) { device_quiet(dev); } - return(result); + return (result); } static int sysresource_attach(device_t dev) { - return(0); + return (0); } static device_method_t sysresource_methods[] = { @@ -883,15 +864,12 @@ DEVMETHOD(device_shutdown, bus_generic_shutdown), DEVMETHOD(device_suspend, bus_generic_suspend), DEVMETHOD(device_resume, bus_generic_resume), - { 0, 0 } -}; -static driver_t sysresource_driver = { - "sysresource", - sysresource_methods, - 1, /* no softc */ + DEVMETHOD_END }; +DEFINE_CLASS_0(sysresource, sysresource_driver, sysresource_methods, + 1 /* no softc */); DRIVER_MODULE(sysresource, isa, sysresource_driver, 0, 0); ISA_PNP_INFO(sysresource_ids); #endif /* DEV_ISA */