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authorAntony Pavlov <antonynpavlov@gmail.com>2013-12-17 19:42:37 +0000
committerPeter Maydell <peter.maydell@linaro.org>2013-12-17 20:12:51 +0000
commit142593c9d700e02b316443bcaa99226720242625 (patch)
tree8c00627f066519c96cc34a08e0635963806edda8 /include/hw/char
parent576e99cb951e9c1a289555a31cfd5b9040e80037 (diff)
downloadqemu-142593c9d700e02b316443bcaa99226720242625.tar.gz
hw/arm/digic: add UART support
Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com> Message-id: 1387188908-754-5-git-send-email-antonynpavlov@gmail.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/hw/char')
-rw-r--r--include/hw/char/digic-uart.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/include/hw/char/digic-uart.h b/include/hw/char/digic-uart.h
new file mode 100644
index 0000000000..ef83a3059c
--- /dev/null
+++ b/include/hw/char/digic-uart.h
@@ -0,0 +1,47 @@
+/*
+ * Canon DIGIC UART block declarations.
+ *
+ * Copyright (C) 2013 Antony Pavlov <antonynpavlov@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ */
+
+#ifndef HW_CHAR_DIGIC_UART_H
+#define HW_CHAR_DIGIC_UART_H
+
+#include "hw/sysbus.h"
+#include "qemu/typedefs.h"
+
+#define TYPE_DIGIC_UART "digic-uart"
+#define DIGIC_UART(obj) \
+ OBJECT_CHECK(DigicUartState, (obj), TYPE_DIGIC_UART)
+
+enum {
+ R_TX = 0x00,
+ R_RX,
+ R_ST = (0x14 >> 2),
+ R_MAX
+};
+
+typedef struct DigicUartState {
+ /*< private >*/
+ SysBusDevice parent_obj;
+ /*< public >*/
+
+ MemoryRegion regs_region;
+ CharDriverState *chr;
+
+ uint32_t reg_rx;
+ uint32_t reg_st;
+} DigicUartState;
+
+#endif /* HW_CHAR_DIGIC_UART_H */