summaryrefslogtreecommitdiffstats
path: root/qemu/translate-common.c
diff options
context:
space:
mode:
authorJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-05-18 13:18:31 +0300
committerJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-05-18 13:42:15 +0300
commit437fd90c0250dee670290f9b714253671a990160 (patch)
treeb871786c360704244a07411c69fb58da9ead4a06 /qemu/translate-common.c
parent5bbd6fe9b8bab2a93e548c5a53b032d1939eec05 (diff)
These changes are the raw update to qemu-2.6.
Collission happened in the following patches: migration: do cleanup operation after completion(738df5b9) Bug fix.(1750c932f86) kvmclock: add a new function to update env->tsc.(b52baab2) The code provided by the patches was already in the upstreamed version. Change-Id: I3cc11841a6a76ae20887b2e245710199e1ea7f9a Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'qemu/translate-common.c')
-rw-r--r--qemu/translate-common.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/qemu/translate-common.c b/qemu/translate-common.c
new file mode 100644
index 000000000..ffbfe856c
--- /dev/null
+++ b/qemu/translate-common.c
@@ -0,0 +1,57 @@
+/*
+ * Host code generation common components
+ *
+ * Copyright (c) 2015 Peter Crosthwaite <crosthwaite.peter@gmail.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu-common.h"
+#include "qom/cpu.h"
+
+uintptr_t qemu_real_host_page_size;
+intptr_t qemu_real_host_page_mask;
+
+#ifndef CONFIG_USER_ONLY
+/* mask must never be zero, except for A20 change call */
+static void tcg_handle_interrupt(CPUState *cpu, int mask)
+{
+ int old_mask;
+
+ old_mask = cpu->interrupt_request;
+ cpu->interrupt_request |= mask;
+
+ /*
+ * If called from iothread context, wake the target cpu in
+ * case its halted.
+ */
+ if (!qemu_cpu_is_self(cpu)) {
+ qemu_cpu_kick(cpu);
+ return;
+ }
+
+ if (use_icount) {
+ cpu->icount_decr.u16.high = 0xffff;
+ if (!cpu->can_do_io
+ && (mask & ~old_mask) != 0) {
+ cpu_abort(cpu, "Raised interrupt while not in I/O function");
+ }
+ } else {
+ cpu->tcg_exit_req = 1;
+ }
+}
+
+CPUInterruptHandler cpu_interrupt_handler = tcg_handle_interrupt;
+#endif