git: daad26e5fc25 - main - openpromio(4): remove obsolete pseudo device driver
Marius Strobl
marius at FreeBSD.org
Sat Jan 16 22:53:51 UTC 2021
The branch main has been updated by marius:
URL: https://cgit.FreeBSD.org/src/commit/?id=daad26e5fc256767d6b97f07a519e765f1664f69
commit daad26e5fc256767d6b97f07a519e765f1664f69
Author: Marius Strobl <marius at FreeBSD.org>
AuthorDate: 2021-01-16 11:49:47 +0000
Commit: Marius Strobl <marius at FreeBSD.org>
CommitDate: 2021-01-16 22:53:13 +0000
openpromio(4): remove obsolete pseudo device driver
It's unused since 58aa35d42975c298ca0adba705c042596303c9f5 and r357455
respectively and should have gone along with these.
---
sys/dev/ofw/openpromio.c | 237 -----------------------------------------------
sys/dev/ofw/openpromio.h | 48 ----------
2 files changed, 285 deletions(-)
diff --git a/sys/dev/ofw/openpromio.c b/sys/dev/ofw/openpromio.c
deleted file mode 100644
index 5f1a6c51cd2a..000000000000
--- a/sys/dev/ofw/openpromio.c
+++ /dev/null
@@ -1,237 +0,0 @@
-/*-
- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
- *
- * Copyright (c) 2003 Jake Burkholder.
- * 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.
- *
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/conf.h>
-#include <sys/errno.h>
-#include <sys/fcntl.h>
-#include <sys/ioccom.h>
-#include <sys/kernel.h>
-#include <sys/malloc.h>
-#include <sys/module.h>
-
-#include <dev/ofw/openfirm.h>
-#include <dev/ofw/openpromio.h>
-
-/*
- * This provides a Solaris compatible character device interface to
- * Open Firmware. It exists entirely for compatibility with software
- * like X11, and only the features that are actually needed for that
- * are implemented. The interface sucks too much to actually use,
- * new code should use the /dev/openfirm device.
- */
-
-static d_open_t openprom_open;
-static d_close_t openprom_close;
-static d_ioctl_t openprom_ioctl;
-
-static int openprom_modevent(module_t mode, int type, void *data);
-static int openprom_node_valid(phandle_t node);
-static int openprom_node_search(phandle_t root, phandle_t node);
-
-static struct cdevsw openprom_cdevsw = {
- .d_version = D_VERSION,
- .d_flags = D_NEEDGIANT,
- .d_open = openprom_open,
- .d_close = openprom_close,
- .d_ioctl = openprom_ioctl,
- .d_name = "openprom",
-};
-
-static int openprom_is_open;
-static struct cdev *openprom_dev;
-static phandle_t openprom_node;
-
-static int
-openprom_open(struct cdev *dev, int oflags, int devtype, struct thread *td)
-{
-
- if (openprom_is_open != 0)
- return (EBUSY);
- openprom_is_open = 1;
- return (0);
-}
-
-static int
-openprom_close(struct cdev *dev, int fflag, int devtype, struct thread *td)
-{
-
- openprom_is_open = 0;
- return (0);
-}
-
-static int
-openprom_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int flags,
- struct thread *td)
-{
- struct openpromio *oprom;
- phandle_t node;
- uint32_t len;
- size_t done;
- int proplen;
- char *prop;
- char *buf;
- int error;
-
- if ((flags & FREAD) == 0)
- return (EPERM);
-
- prop = buf = NULL;
- error = 0;
- switch (cmd) {
- case OPROMCHILD:
- case OPROMNEXT:
- if (data == NULL || *(void **)data == NULL)
- return (EINVAL);
- oprom = *(void **)data;
- error = copyin(&oprom->oprom_size, &len, sizeof(len));
- if (error != 0)
- break;
- if (len != sizeof(node)) {
- error = EINVAL;
- break;
- }
- error = copyin(&oprom->oprom_array, &node, sizeof(node));
- if (error != 0)
- break;
- error = openprom_node_valid(node);
- if (error != 0)
- break;
- switch (cmd) {
- case OPROMCHILD:
- node = OF_child(node);
- break;
- case OPROMNEXT:
- node = OF_peer(node);
- break;
- }
- error = copyout(&node, &oprom->oprom_array, sizeof(node));
- if (error != 0)
- break;
- openprom_node = node;
- break;
- case OPROMGETPROP:
- case OPROMNXTPROP:
- if (data == NULL || *(void **)data == NULL)
- return (EINVAL);
- oprom = *(void **)data;
- error = copyin(&oprom->oprom_size, &len, sizeof(len));
- if (error != 0)
- break;
- if (len > OPROMMAXPARAM) {
- error = EINVAL;
- break;
- }
- prop = malloc(len, M_TEMP, M_WAITOK | M_ZERO);
- error = copyinstr(&oprom->oprom_array, prop, len, &done);
- if (error != 0)
- break;
- buf = malloc(OPROMMAXPARAM, M_TEMP, M_WAITOK | M_ZERO);
- node = openprom_node;
- switch (cmd) {
- case OPROMGETPROP:
- proplen = OF_getproplen(node, prop);
- if (proplen > OPROMMAXPARAM) {
- error = EINVAL;
- break;
- }
- error = OF_getprop(node, prop, buf, proplen);
- break;
- case OPROMNXTPROP:
- error = OF_nextprop(node, prop, buf, OPROMMAXPARAM);
- proplen = strlen(buf);
- break;
- }
- if (error != -1) {
- error = copyout(&proplen, &oprom->oprom_size,
- sizeof(proplen));
- if (error == 0)
- error = copyout(buf, &oprom->oprom_array,
- proplen + 1);
- } else
- error = EINVAL;
- break;
- default:
- error = ENOIOCTL;
- break;
- }
-
- if (prop != NULL)
- free(prop, M_TEMP);
- if (buf != NULL)
- free(buf, M_TEMP);
-
- return (error);
-}
-
-static int
-openprom_node_valid(phandle_t node)
-{
-
- if (node == 0)
- return (0);
- return (openprom_node_search(OF_peer(0), node));
-}
-
-static int
-openprom_node_search(phandle_t root, phandle_t node)
-{
- phandle_t child;
-
- if (root == node)
- return (0);
- for (child = OF_child(root); child != 0 && child != -1;
- child = OF_peer(child))
- if (openprom_node_search(child, node) == 0)
- return (0);
- return (EINVAL);
-}
-
-static int
-openprom_modevent(module_t mode, int type, void *data)
-{
-
- switch (type) {
- case MOD_LOAD:
- openprom_dev = make_dev(&openprom_cdevsw, 0, UID_ROOT,
- GID_WHEEL, 0600, "openprom");
- return (0);
- case MOD_UNLOAD:
- destroy_dev(openprom_dev);
- return (0);
- default:
- return (EOPNOTSUPP);
- }
-}
-
-DEV_MODULE(openprom, openprom_modevent, NULL);
diff --git a/sys/dev/ofw/openpromio.h b/sys/dev/ofw/openpromio.h
deleted file mode 100644
index 9b52d377f0eb..000000000000
--- a/sys/dev/ofw/openpromio.h
+++ /dev/null
@@ -1,48 +0,0 @@
-/*-
- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
- *
- * Copyright (c) 2003 Jake Burkholder.
- * 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.
- *
- * $FreeBSD$
- */
-
-#ifndef _DEV_OFW_OPENPROMIO_H_
-#define _DEV_OFW_OPENPROMIO_H_
-
-#include <sys/ioccom.h>
-
-struct openpromio {
- uint32_t oprom_size;
- char oprom_array[];
-};
-
-#define OPROMNEXT _IO('O', 1)
-#define OPROMCHILD _IO('O', 2)
-#define OPROMGETPROP _IO('O', 3)
-#define OPROMNXTPROP _IO('O', 4)
-
-#define OPROMMAXPARAM 4096
-
-#endif
More information about the dev-commits-src-all
mailing list