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-rw-r--r--sys/i386/smapi/smapi_isa.c277
1 files changed, 0 insertions, 277 deletions
diff --git a/sys/i386/smapi/smapi_isa.c b/sys/i386/smapi/smapi_isa.c
deleted file mode 100644
index da96864..0000000
--- a/sys/i386/smapi/smapi_isa.c
+++ /dev/null
@@ -1,277 +0,0 @@
-/*-
- * Copyright (c) 2003 Matthew N. Dodd <winter@jurai.net>
- * 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, SPECIAL, 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.
- *
- * $FreeBSD$
- */
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/kernel.h>
-#include <sys/socket.h>
-
-#include <sys/module.h>
-#include <sys/bus.h>
-
-#include <machine/bus.h>
-#include <machine/resource.h>
-#include <sys/rman.h>
-
-/* And all this for BIOS_PADDRTOVADDR() */
-#include <vm/vm.h>
-#include <vm/pmap.h>
-#include <machine/md_var.h>
-#include <machine/pc/bios.h>
-
-#include <machine/smapi.h>
-#include <i386/smapi/smapi_var.h>
-
-static void smapi_isa_identify (driver_t *, device_t);
-static int smapi_isa_probe (device_t);
-static int smapi_isa_attach (device_t);
-static int smapi_isa_detach (device_t);
-static int smapi_modevent (module_t, int, void *);
-
-static int smapi_header_cksum (struct smapi_bios_header *);
-
-#define SMAPI_START 0xf0000
-#define SMAPI_END 0xffff0
-#define SMAPI_STEP 0x10
-
-#define SMAPI_SIGNATURE(h) ((h->signature[0] == '$') && \
- (h->signature[1] == 'S') && \
- (h->signature[2] == 'M') && \
- (h->signature[3] == 'B'))
-#define RES2HEADER(res) ((struct smapi_bios_header *)rman_get_virtual(res))
-
-static void
-smapi_isa_identify (driver_t *driver, device_t parent)
-{
- device_t child;
- struct resource *res;
- u_int32_t chunk;
- int rid;
-
- rid = 0;
- chunk = SMAPI_START;
-
- child = BUS_ADD_CHILD(parent, 0, "smapi", -1);
- device_set_driver(child, driver);
-
- while (chunk < SMAPI_END) {
- bus_set_resource(child, SYS_RES_MEMORY, rid, chunk,
- sizeof(struct smapi_bios_header));
- res = bus_alloc_resource(child, SYS_RES_MEMORY, &rid,
- 0ul, ~0ul, 1, RF_ACTIVE);
- if (res == NULL) {
- bus_delete_resource(child, SYS_RES_MEMORY, rid);
- chunk += SMAPI_STEP;
- continue;
- }
-
- if (SMAPI_SIGNATURE(RES2HEADER(res))) {
- goto found;
- } else {
- bus_release_resource(child, SYS_RES_MEMORY, rid, res);
- bus_delete_resource(child, SYS_RES_MEMORY, rid);
- }
-
- chunk += SMAPI_STEP;
- }
-
- device_delete_child(parent, child);
- return;
-
-found:
- bus_release_resource(child, SYS_RES_MEMORY, rid, res);
- device_set_desc(child, "SMAPI BIOS");
- return;
-}
-
-static int
-smapi_isa_probe (device_t dev)
-{
- struct resource *res;
- int rid;
- int error;
-
- error = 0;
- rid = 0;
- res = bus_alloc_resource(dev, SYS_RES_MEMORY, &rid,
- 0ul, ~0ul, 1, RF_ACTIVE);
- if (res == NULL) {
- device_printf(dev, "Unable to allocate memory resource.\n");
- error = ENOMEM;
- goto bad;
- }
-
- if (smapi_header_cksum(RES2HEADER(res))) {
- device_printf(dev, "SMAPI header checksum failed.\n");
- error = ENXIO;
- goto bad;
- }
-
-bad:
- if (res)
- bus_release_resource(dev, SYS_RES_MEMORY, rid, res);
- return (error);
-}
-
-static int
-smapi_isa_attach (device_t dev)
-{
- struct smapi_softc *sc;
- int error;
-
- sc = device_get_softc(dev);
- error = 0;
-
- sc->dev = dev;
- sc->rid = 0;
- sc->res = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->rid,
- 0ul, ~0ul, 1, RF_ACTIVE);
- if (sc->res == NULL) {
- device_printf(dev, "Unable to allocate memory resource.\n");
- error = ENOMEM;
- goto bad;
- }
- sc->header = (struct smapi_bios_header *)rman_get_virtual(sc->res);
- sc->smapi32_entry = (u_int32_t)BIOS_PADDRTOVADDR(
- sc->header->prot32_segment +
- sc->header->prot32_offset);
-
- if (smapi_attach(sc)) {
- device_printf(dev, "SMAPI attach failed.\n");
- error = ENXIO;
- goto bad;
- }
-
- device_printf(dev, "Version %d.%02d, Length %d, Checksum 0x%02x\n",
- bcd2bin(sc->header->version_major),
- bcd2bin(sc->header->version_minor),
- sc->header->length,
- sc->header->checksum);
- device_printf(dev, "Information=0x%b\n",
- sc->header->information,
- "\020"
- "\001REAL_VM86"
- "\002PROTECTED_16"
- "\003PROTECTED_32");
-
- if (bootverbose) {
- if (sc->header->information & SMAPI_REAL_VM86)
- device_printf(dev, "Real/VM86 mode: Segment 0x%04x, Offset 0x%04x\n",
- sc->header->real16_segment,
- sc->header->real16_offset);
- if (sc->header->information & SMAPI_PROT_16BIT)
- device_printf(dev, "16-bit Protected mode: Segment 0x%08x, Offset 0x%04x\n",
- sc->header->prot16_segment,
- sc->header->prot16_offset);
- if (sc->header->information & SMAPI_PROT_32BIT)
- device_printf(dev, "32-bit Protected mode: Segment 0x%08x, Offset 0x%08x\n",
- sc->header->prot32_segment,
- sc->header->prot32_offset);
- }
-
- return (0);
-bad:
- if (sc->res)
- bus_release_resource(dev, SYS_RES_MEMORY, sc->rid, sc->res);
- return (error);
-}
-
-static int
-smapi_isa_detach (device_t dev)
-{
- struct smapi_softc *sc;
-
- sc = device_get_softc(dev);
-
- (void)smapi_detach(sc);
-
- if (sc->res)
- bus_release_resource(dev, SYS_RES_MEMORY, sc->rid, sc->res);
-
- return (0);
-}
-
-static int
-smapi_modevent (mod, what, arg)
- module_t mod;
- int what;
- void * arg;
-{
- device_t * devs;
- int count;
- int i;
-
- switch (what) {
- case MOD_LOAD:
- break;
- case MOD_UNLOAD:
- devclass_get_devices(smapi_devclass, &devs, &count);
- for (i = 0; i < count; i++) {
- device_delete_child(device_get_parent(devs[i]), devs[i]);
- }
- break;
- default:
- break;
- }
-
- return (0);
-}
-
-static device_method_t smapi_methods[] = {
- /* Device interface */
- DEVMETHOD(device_identify, smapi_isa_identify),
- DEVMETHOD(device_probe, smapi_isa_probe),
- DEVMETHOD(device_attach, smapi_isa_attach),
- DEVMETHOD(device_detach, smapi_isa_detach),
- { 0, 0 }
-};
-
-static driver_t smapi_driver = {
- "smapi",
- smapi_methods,
- sizeof(struct smapi_softc),
-};
-
-DRIVER_MODULE(smapi, legacy, smapi_driver, smapi_devclass, smapi_modevent, 0);
-MODULE_VERSION(smapi, 1);
-
-static int
-smapi_header_cksum (struct smapi_bios_header *header)
-{
- u_int8_t *ptr;
- u_int8_t cksum;
- int i;
-
- ptr = (u_int8_t *)header;
- cksum = 0;
- for (i = 0; i < header->length; i++) {
- cksum += ptr[i];
- }
-
- return (cksum);
-}
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