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https://github.com/Stichting-MINIX-Research-Foundation/pkgsrc-ng.git
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79 lines
1.6 KiB
Plaintext
79 lines
1.6 KiB
Plaintext
$NetBSD: patch-bt,v 1.1.1.1 2007/06/14 19:39:46 bouyer Exp $
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--- /dev/null 2007-04-25 19:26:24.000000000 +0200
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+++ xenstore/xenstored_netbsd.c 2007-04-25 19:28:19.000000000 +0200
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@@ -0,0 +1,73 @@
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+/******************************************************************************
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+ *
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+ * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
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+ * Use is subject to license terms.
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+ *
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+ * Copyright (C) 2005 Rusty Russell IBM Corporation
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+ *
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+ * This program is free software; you can redistribute it and/or
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+ * modify it under the terms of the GNU General Public License as
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+ * published by the Free Software Foundation, version 2 of the
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+ * License.
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+ */
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+
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+#include <fcntl.h>
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+#include <unistd.h>
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+#include <stdlib.h>
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+#include <sys/mman.h>
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+
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+#include "xenstored_core.h"
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+
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+#define XENSTORED_PROC_KVA "/dev/xsd_kva"
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+#define XENSTORED_PROC_PORT "/kern/xen/xsd_port"
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+
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+evtchn_port_t xenbus_evtchn(void)
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+{
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+ int fd;
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+ int rc;
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+ evtchn_port_t port;
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+ char str[20];
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+
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+ fd = open(XENSTORED_PROC_PORT, O_RDONLY);
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+ if (fd == -1)
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+ return -1;
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+
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+ rc = read(fd, str, sizeof(str));
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+ if (rc == -1)
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+ {
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+ int err = errno;
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+ close(fd);
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+ errno = err;
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+ return -1;
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+ }
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+
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+ str[rc] = '\0';
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+ port = strtoul(str, NULL, 0);
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+
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+ close(fd);
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+ return port;
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+}
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+
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+void *xenbus_map(void)
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+{
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+ int fd;
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+ void *addr;
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+
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+ fd = open(XENSTORED_PROC_KVA, O_RDWR);
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+ if (fd == -1)
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+ return NULL;
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+
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+ addr = mmap(NULL, getpagesize(), PROT_READ|PROT_WRITE,
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+ MAP_SHARED, fd, 0);
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+
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+ if (addr == MAP_FAILED)
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+ addr = NULL;
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+
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+ close(fd);
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+
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+ return addr;
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+}
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+
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+void xenbus_notify_running(void)
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+{
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+}
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