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Diffstat (limited to 'sys/alpha/pci/apecs_pci.c')
-rw-r--r--sys/alpha/pci/apecs_pci.c254
1 files changed, 0 insertions, 254 deletions
diff --git a/sys/alpha/pci/apecs_pci.c b/sys/alpha/pci/apecs_pci.c
deleted file mode 100644
index 40af5cc..0000000
--- a/sys/alpha/pci/apecs_pci.c
+++ /dev/null
@@ -1,254 +0,0 @@
-/*-
- * Copyright (c) 1998 Doug Rabson
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPEAPECSL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/kernel.h>
-#include <sys/module.h>
-#include <sys/bus.h>
-#include <machine/bus.h>
-#include <sys/rman.h>
-#include <dev/pci/pcireg.h>
-#include <dev/pci/pcivar.h>
-#include <machine/cpuconf.h>
-#include <machine/swiz.h>
-#include <machine/md_var.h>
-#include <machine/rpb.h>
-#include <machine/resource.h>
-
-#include <alpha/pci/apecsreg.h>
-#include <alpha/pci/apecsvar.h>
-#include <alpha/pci/pcibus.h>
-#include <alpha/isa/isavar.h>
-
-#include "alphapci_if.h"
-#include "pcib_if.h"
-
-#define KV(pa) ALPHA_PHYS_TO_K0SEG(pa)
-
-static devclass_t pcib_devclass;
-
-static int
-apecs_pcib_probe(device_t dev)
-{
- device_set_desc(dev, "2107x PCI host bus adapter");
-
- pci_init_resources();
- device_add_child(dev, "pci", 0);
-
- return 0;
-}
-
-static int
-apecs_pcib_read_ivar(device_t dev, device_t child, int which, u_long *result)
-{
- if (which == PCIB_IVAR_BUS) {
- *result = 0;
- return 0;
- }
- return ENOENT;
-}
-
-static struct resource *
-apecs_pcib_alloc_resource(device_t bus, device_t child, int type, int *rid,
- u_long start, u_long end, u_long count, u_int flags)
-{
- struct resource *rv = NULL;
-
- if ((hwrpb->rpb_type == ST_DEC_2100_A50) &&
- (type == SYS_RES_IRQ))
- rv = isa_alloc_intr(bus, child, start);
- else
- rv = alpha_pci_alloc_resource(bus, child, type, rid,
- start, end, count, flags);
- if (rv != NULL)
- rman_set_rid(rv, *rid);
- return (rv);
-}
-
-static int
-apecs_pcib_release_resource(device_t bus, device_t child, int type, int rid,
- struct resource *r)
-{
- if ((hwrpb->rpb_type == ST_DEC_2100_A50) &&
- (type == SYS_RES_IRQ))
- return isa_release_intr(bus, child, r);
- else
- return pci_release_resource(bus, child, type, rid, r);
-}
-
-static void *
-apecs_pcib_cvt_dense(device_t dev, vm_offset_t addr)
-{
- addr &= 0xffffffffUL;
- return (void *) KV(addr | APECS_PCI_DENSE);
-}
-
-static int
-apecs_pcib_maxslots(device_t dev)
-{
- return 31;
-}
-
-#define APECS_SWIZ_CFGOFF(b, s, f, r) \
- (((b) << 16) | ((s) << 11) | ((f) << 8) | (r))
-
-#define APECS_TYPE1_SETUP(b,s,old_haxr2) if((b)) { \
- do { \
- (s) = splhigh(); \
- (old_haxr2) = REGVAL(EPIC_HAXR2); \
- alpha_mb(); \
- REGVAL(EPIC_HAXR2) = (old_haxr2) | 0x1; \
- alpha_mb(); \
- } while(0); \
-}
-
-#define APECS_TYPE1_TEARDOWN(b,s,old_haxr2) if((b)) { \
- do { \
- alpha_mb(); \
- REGVAL(EPIC_HAXR2) = (old_haxr2); \
- alpha_mb(); \
- splx((s)); \
- } while(0); \
-}
-
-#define SWIZ_CFGREAD(b, s, f, r, width, type) do { \
- type val = ~0; \
- int ipl = 0; \
- u_int32_t old_haxr2 = 0; \
- vm_offset_t off = APECS_SWIZ_CFGOFF(b, s, f, r); \
- vm_offset_t kv = \
- SPARSE_##width##_ADDRESS(KV(APECS_PCI_CONF), off); \
- alpha_mb(); \
- APECS_TYPE1_SETUP(b,ipl,old_haxr2); \
- if (!badaddr((caddr_t)kv, sizeof(type))) { \
- val = SPARSE_##width##_EXTRACT(off, SPARSE_READ(kv)); \
- } \
- APECS_TYPE1_TEARDOWN(b,ipl,old_haxr2); \
- return val; \
-} while (0)
-
-#define SWIZ_CFGWRITE(b, s, f, r, data, width, type) do { \
- int ipl = 0; \
- u_int32_t old_haxr2 = 0; \
- vm_offset_t off = APECS_SWIZ_CFGOFF(b, s, f, r); \
- vm_offset_t kv = \
- SPARSE_##width##_ADDRESS(KV(APECS_PCI_CONF), off); \
- alpha_mb(); \
- APECS_TYPE1_SETUP(b,ipl,old_haxr2); \
- if (!badaddr((caddr_t)kv, sizeof(type))) { \
- SPARSE_WRITE(kv, SPARSE_##width##_INSERT(off, data)); \
- alpha_wmb(); \
- } \
- APECS_TYPE1_TEARDOWN(b,ipl,old_haxr2); \
- return; \
-} while (0)
-
-u_int32_t
-apecs_pcib_read_config(device_t dev, u_int b, u_int s, u_int f,
- u_int reg, int width)
-{
- pcicfgregs cfg;
-
- if ((reg == PCIR_INTLINE) && (width == 1) &&
- (platform.pci_intr_map != NULL)) {
- cfg.bus = b;
- cfg.slot = s;
- cfg.func = f;
- cfg.intline = 255;
- cfg.intpin =
- apecs_pcib_read_config(dev, b, s, f, PCIR_INTPIN, 1);
- platform.pci_intr_map((void *)&cfg);
- if (cfg.intline != 255)
- return cfg.intline;
- }
-
- switch (width) {
- case 1:
- SWIZ_CFGREAD(b, s, f, reg, BYTE, u_int8_t);
- break;
- case 2:
- SWIZ_CFGREAD(b, s, f, reg, WORD, u_int16_t);
- break;
- case 4:
- SWIZ_CFGREAD(b, s, f, reg, LONG, u_int32_t);
- }
- return ~0;
-}
-
-static void
-apecs_pcib_write_config(device_t dev, u_int b, u_int s, u_int f,
- u_int reg, u_int32_t val, int width)
-{
- switch (width) {
- case 1:
- SWIZ_CFGWRITE(b, s, f, reg, val, BYTE, u_int8_t);
- break;
- case 2:
- SWIZ_CFGWRITE(b, s, f, reg, val, WORD, u_int16_t);
- break;
- case 4:
- SWIZ_CFGWRITE(b, s, f, reg, val, LONG, u_int32_t);
- }
-}
-
-static device_method_t apecs_pcib_methods[] = {
- /* Device interface */
- DEVMETHOD(device_probe, apecs_pcib_probe),
- DEVMETHOD(device_attach, bus_generic_attach),
-
- /* Bus interface */
- DEVMETHOD(bus_print_child, bus_generic_print_child),
- DEVMETHOD(bus_read_ivar, apecs_pcib_read_ivar),
- DEVMETHOD(bus_alloc_resource, apecs_pcib_alloc_resource),
- DEVMETHOD(bus_release_resource, apecs_pcib_release_resource),
- DEVMETHOD(bus_activate_resource, pci_activate_resource),
- DEVMETHOD(bus_deactivate_resource, pci_deactivate_resource),
- DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
- DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
-
- /* alphapci interface */
- DEVMETHOD(alphapci_cvt_dense, apecs_pcib_cvt_dense),
-
- /* pcib interface */
- DEVMETHOD(pcib_maxslots, apecs_pcib_maxslots),
- DEVMETHOD(pcib_read_config, apecs_pcib_read_config),
- DEVMETHOD(pcib_write_config, apecs_pcib_write_config),
- DEVMETHOD(pcib_route_interrupt, alpha_pci_route_interrupt),
-
- { 0, 0 }
-};
-
-static driver_t apecs_pcib_driver = {
- "pcib",
- apecs_pcib_methods,
- 1,
-};
-
-DRIVER_MODULE(pcib, apecs, apecs_pcib_driver, pcib_devclass, 0, 0);
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