[Qemu-devel] [PATCH 04/13] hw: Move M48T59 device from hw/timer/ to hw/rtc/ subdirectory

[Philippe Mathieu-Daudé]

The M48T59 is a Real Time Clock, not a timer.
Move it under the hw/rtc/ subdirectory.

Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
---
 MAINTAINERS                         |  4 +-
 hw/ppc/ppc405_boards.c              |  2 +-
 hw/ppc/prep.c                       |  2 +-
 hw/rtc/Kconfig                      |  3 ++
 hw/rtc/Makefile.objs                |  4 ++
 hw/{timer => rtc}/m48t59-internal.h |  0
 hw/{timer => rtc}/m48t59-isa.c      |  4 +-
 hw/{timer => rtc}/m48t59.c          |  2 +-
 hw/sparc/sun4m.c                    |  2 +-
 hw/sparc64/sun4u.c                  |  2 +-
 hw/timer/Kconfig                    |  3 --
 hw/timer/Makefile.objs              |  4 --
 include/hw/rtc/m48t59.h             | 57 +++++++++++++++++++++++++++++
 13 files changed, 73 insertions(+), 16 deletions(-)
 rename hw/{timer => rtc}/m48t59-internal.h (100%)
 rename hw/{timer => rtc}/m48t59-isa.c (98%)
 rename hw/{timer => rtc}/m48t59.c (99%)
 create mode 100644 include/hw/rtc/m48t59.h

diff --git a/MAINTAINERS b/MAINTAINERS
index 481f2318cb..679b026fe0 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1064,9 +1064,9 @@ F: hw/pci-host/prep.[hc]
 F: hw/isa/i82378.c
 F: hw/isa/pc87312.c
 F: hw/dma/i82374.c
-F: hw/timer/m48t59-isa.c
+F: hw/rtc/m48t59-isa.c
 F: include/hw/isa/pc87312.h
-F: include/hw/timer/m48t59.h
+F: include/hw/rtc/m48t59.h
 F: pc-bios/ppc_rom.bin
 
 sPAPR
diff --git a/hw/ppc/ppc405_boards.c b/hw/ppc/ppc405_boards.c
index 388cae0b43..1f721feed6 100644
--- a/hw/ppc/ppc405_boards.c
+++ b/hw/ppc/ppc405_boards.c
@@ -29,7 +29,7 @@
 #include "cpu.h"
 #include "hw/ppc/ppc.h"
 #include "ppc405.h"
-#include "hw/timer/m48t59.h"
+#include "hw/rtc/m48t59.h"
 #include "hw/block/flash.h"
 #include "sysemu/sysemu.h"
 #include "sysemu/qtest.h"
diff --git a/hw/ppc/prep.c b/hw/ppc/prep.c
index 3a51536e1a..862345c2ac 100644
--- a/hw/ppc/prep.c
+++ b/hw/ppc/prep.c
@@ -25,7 +25,7 @@
 
 #include "qemu/osdep.h"
 #include "cpu.h"
-#include "hw/timer/m48t59.h"
+#include "hw/rtc/m48t59.h"
 #include "hw/char/serial.h"
 #include "hw/block/fdc.h"
 #include "net/net.h"
diff --git a/hw/rtc/Kconfig b/hw/rtc/Kconfig
index 7ffd702268..159c233517 100644
--- a/hw/rtc/Kconfig
+++ b/hw/rtc/Kconfig
@@ -1,3 +1,6 @@
+config M48T59
+    bool
+
 config PL031
     bool
 
diff --git a/hw/rtc/Makefile.objs b/hw/rtc/Makefile.objs
index 3cac0d5a63..c87f81405e 100644
--- a/hw/rtc/Makefile.objs
+++ b/hw/rtc/Makefile.objs
@@ -1,2 +1,6 @@
+common-obj-$(CONFIG_M48T59) += m48t59.o
+ifeq ($(CONFIG_ISA_BUS),y)
+common-obj-$(CONFIG_M48T59) += m48t59-isa.o
+endif
 common-obj-$(CONFIG_PL031) += pl031.o
 obj-$(CONFIG_MC146818RTC) += mc146818rtc.o
diff --git a/hw/timer/m48t59-internal.h b/hw/rtc/m48t59-internal.h
similarity index 100%
rename from hw/timer/m48t59-internal.h
rename to hw/rtc/m48t59-internal.h
diff --git a/hw/timer/m48t59-isa.c b/hw/rtc/m48t59-isa.c
similarity index 98%
rename from hw/timer/m48t59-isa.c
rename to hw/rtc/m48t59-isa.c
index 5e5432abfd..7fde854c0f 100644
--- a/hw/timer/m48t59-isa.c
+++ b/hw/rtc/m48t59-isa.c
@@ -1,5 +1,5 @@
 /*
- * QEMU M48T59 and M48T08 NVRAM emulation (ISA bus interface
+ * QEMU M48T59 and M48T08 NVRAM emulation (ISA bus interface)
  *
  * Copyright (c) 2003-2005, 2007 Jocelyn Mayer
  * Copyright (c) 2013 Hervé Poussineau
@@ -26,7 +26,7 @@
 #include "qemu/osdep.h"
 #include "hw/isa/isa.h"
 #include "hw/qdev-properties.h"
-#include "hw/timer/m48t59.h"
+#include "hw/rtc/m48t59.h"
 #include "m48t59-internal.h"
 #include "qemu/module.h"
 
diff --git a/hw/timer/m48t59.c b/hw/rtc/m48t59.c
similarity index 99%
rename from hw/timer/m48t59.c
rename to hw/rtc/m48t59.c
index a9fc2f981a..fc592b9fb1 100644
--- a/hw/timer/m48t59.c
+++ b/hw/rtc/m48t59.c
@@ -27,7 +27,7 @@
 #include "qemu-common.h"
 #include "hw/irq.h"
 #include "hw/qdev-properties.h"
-#include "hw/timer/m48t59.h"
+#include "hw/rtc/m48t59.h"
 #include "qemu/timer.h"
 #include "sysemu/runstate.h"
 #include "sysemu/sysemu.h"
diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
index 6c5a17a020..2aaa5bf1ae 100644
--- a/hw/sparc/sun4m.c
+++ b/hw/sparc/sun4m.c
@@ -31,7 +31,7 @@
 #include "qemu/error-report.h"
 #include "qemu/timer.h"
 #include "hw/sparc/sun4m_iommu.h"
-#include "hw/timer/m48t59.h"
+#include "hw/rtc/m48t59.h"
 #include "migration/vmstate.h"
 #include "hw/sparc/sparc32_dma.h"
 #include "hw/block/fdc.h"
diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c
index 1ded2a4c9a..955082773b 100644
--- a/hw/sparc64/sun4u.c
+++ b/hw/sparc64/sun4u.c
@@ -36,7 +36,7 @@
 #include "hw/pci-host/sabre.h"
 #include "hw/char/serial.h"
 #include "hw/char/parallel.h"
-#include "hw/timer/m48t59.h"
+#include "hw/rtc/m48t59.h"
 #include "migration/vmstate.h"
 #include "hw/input/i8042.h"
 #include "hw/block/fdc.h"
diff --git a/hw/timer/Kconfig b/hw/timer/Kconfig
index af415c8ef8..a57e9b59fc 100644
--- a/hw/timer/Kconfig
+++ b/hw/timer/Kconfig
@@ -24,9 +24,6 @@ config M41T80
     bool
     depends on I2C
 
-config M48T59
-    bool
-
 config TWL92230
     bool
     depends on I2C
diff --git a/hw/timer/Makefile.objs b/hw/timer/Makefile.objs
index b0159189cf..fe2d1fbc40 100644
--- a/hw/timer/Makefile.objs
+++ b/hw/timer/Makefile.objs
@@ -7,10 +7,6 @@ common-obj-$(CONFIG_DS1338) += ds1338.o
 common-obj-$(CONFIG_HPET) += hpet.o
 common-obj-$(CONFIG_I8254) += i8254_common.o i8254.o
 common-obj-$(CONFIG_M41T80) += m41t80.o
-common-obj-$(CONFIG_M48T59) += m48t59.o
-ifeq ($(CONFIG_ISA_BUS),y)
-common-obj-$(CONFIG_M48T59) += m48t59-isa.o
-endif
 common-obj-$(CONFIG_PUV3) += puv3_ost.o
 common-obj-$(CONFIG_TWL92230) += twl92230.o
 common-obj-$(CONFIG_XILINX) += xilinx_timer.o
diff --git a/include/hw/rtc/m48t59.h b/include/hw/rtc/m48t59.h
new file mode 100644
index 0000000000..e7ea4e8761
--- /dev/null
+++ b/include/hw/rtc/m48t59.h
@@ -0,0 +1,57 @@
+/*
+ * QEMU M48T59 and M48T08 NVRAM emulation
+ *
+ * Copyright (c) 2003-2005, 2007 Jocelyn Mayer
+ * Copyright (c) 2013 Hervé Poussineau
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to 
deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef HW_RTC_M48T59_H
+#define HW_RTC_M48T59_H
+
+#include "exec/hwaddr.h"
+#include "qom/object.h"
+
+#define TYPE_NVRAM "nvram"
+
+#define NVRAM_CLASS(klass) \
+    OBJECT_CLASS_CHECK(NvramClass, (klass), TYPE_NVRAM)
+#define NVRAM_GET_CLASS(obj) \
+    OBJECT_GET_CLASS(NvramClass, (obj), TYPE_NVRAM)
+#define NVRAM(obj) \
+    INTERFACE_CHECK(Nvram, (obj), TYPE_NVRAM)
+
+typedef struct Nvram Nvram;
+
+typedef struct NvramClass {
+    InterfaceClass parent;
+
+    uint32_t (*read)(Nvram *obj, uint32_t addr);
+    void (*write)(Nvram *obj, uint32_t addr, uint32_t val);
+    void (*toggle_lock)(Nvram *obj, int lock);
+} NvramClass;
+
+Nvram *m48t59_init_isa(ISABus *bus, uint32_t io_base, uint16_t size,
+                       int base_year, int type);
+Nvram *m48t59_init(qemu_irq IRQ, hwaddr mem_base,
+                   uint32_t io_base, uint16_t size, int base_year,
+                   int type);
+
+#endif /* HW_M48T59_H */
-- 
2.20.1