[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 08/20] [MIPS] qdev: convert serial port to rc4030 de
From: |
Hervé Poussineau |
Subject: |
[Qemu-devel] [PATCH 08/20] [MIPS] qdev: convert serial port to rc4030 device |
Date: |
Sun, 1 Aug 2010 19:37:10 +0200 |
Use it in Jazz emulation
Signed-off-by: Hervé Poussineau <address@hidden>
---
hw/mips_jazz.c | 12 +-------
hw/pc.h | 1 +
hw/serial.c | 78 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 81 insertions(+), 10 deletions(-)
diff --git a/hw/mips_jazz.c b/hw/mips_jazz.c
index a027559..1298bc1 100644
--- a/hw/mips_jazz.c
+++ b/hw/mips_jazz.c
@@ -256,18 +256,10 @@ void mips_jazz_init (ram_addr_t ram_size,
/* Serial ports */
if (serial_hds[0]) {
-#ifdef TARGET_WORDS_BIGENDIAN
- serial_mm_init(0x80006000, 0, rc4030[8], 8000000/16, serial_hds[0], 1,
1);
-#else
- serial_mm_init(0x80006000, 0, rc4030[8], 8000000/16, serial_hds[0], 1,
0);
-#endif
+ serial_rc4030_init(0, serial_hds[0]);
}
if (serial_hds[1]) {
-#ifdef TARGET_WORDS_BIGENDIAN
- serial_mm_init(0x80007000, 0, rc4030[9], 8000000/16, serial_hds[1], 1,
1);
-#else
- serial_mm_init(0x80007000, 0, rc4030[9], 8000000/16, serial_hds[1], 1,
0);
-#endif
+ serial_rc4030_init(1, serial_hds[1]);
}
/* Parallel port */
diff --git a/hw/pc.h b/hw/pc.h
index 61b5fbb..f5a479a 100644
--- a/hw/pc.h
+++ b/hw/pc.h
@@ -17,6 +17,7 @@ SerialState *serial_mm_init (target_phys_addr_t base, int
it_shift,
CharDriverState *chr, int ioregister,
int be);
SerialState *serial_isa_init(int index, CharDriverState *chr);
+SerialState *serial_rc4030_init(int index, CharDriverState *chr);
void serial_set_frequency(SerialState *s, uint32_t frequency);
/* parallel.c */
diff --git a/hw/serial.c b/hw/serial.c
index b66d13a..0c13cbb 100644
--- a/hw/serial.c
+++ b/hw/serial.c
@@ -28,6 +28,8 @@
#include "pc.h"
#include "qemu-timer.h"
#include "sysemu.h"
+#include "rc4030.h"
+#include "qdev-addr.h"
//#define DEBUG_SERIAL
@@ -155,6 +157,14 @@ typedef struct ISASerialState {
SerialState state;
} ISASerialState;
+typedef struct RC4030SerialState {
+ RC4030Device dev;
+ uint32_t index;
+ target_phys_addr_t iobase;
+ uint32_t irq;
+ SerialState state;
+} RC4030SerialState;
+
static void serial_receive1(void *opaque, const uint8_t *buf, int size);
static void fifo_clear(SerialState *s, int fifo)
@@ -964,6 +974,59 @@ SerialState *serial_mm_init (target_phys_addr_t base, int
it_shift,
return s;
}
+static const target_phys_addr_t rc4030_serial_io[] = { 0x80006000, 0x80007000
};
+static const uint32_t rc4030_serial_irq[] = { 8, 9 };
+
+static int serial_rc4030_initfn(RC4030Device *dev)
+{
+ static int index;
+ RC4030SerialState *rc4030 = DO_UPCAST(RC4030SerialState, dev, dev);
+ SerialState *s = &rc4030->state;
+ int s_io;
+
+ if (rc4030->index == -1)
+ rc4030->index = index;
+ if (rc4030->index >= ARRAY_SIZE(rc4030_serial_io))
+ return -1;
+ if (rc4030->iobase == -1)
+ rc4030->iobase = rc4030_serial_io[rc4030->index];
+ if (rc4030->irq == -1)
+ rc4030->irq = rc4030_serial_irq[rc4030->index];
+ index++;
+
+ s->baudbase = 8000000 / 16;
+ rc4030_init_irq(dev, &s->irq, rc4030->irq);
+ serial_init_core(s);
+
+ s_io = cpu_register_io_memory(serial_mm_read_le,
+ serial_mm_write_le, s);
+ cpu_register_physical_memory(rc4030->iobase, 8, s_io);
+
+ return 0;
+}
+
+SerialState *serial_rc4030_init(int index, CharDriverState *chr)
+{
+ RC4030Device *dev;
+
+ dev = rc4030_create("rc4030-serial");
+ qdev_prop_set_uint32(&dev->qdev, "index", index);
+ qdev_prop_set_chr(&dev->qdev, "chardev", chr);
+ if (qdev_init(&dev->qdev) < 0)
+ return NULL;
+ return &DO_UPCAST(RC4030SerialState, dev, dev)->state;
+}
+
+static const VMStateDescription vmstate_rc4030_serial = {
+ .name = "serial",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .fields = (VMStateField []) {
+ VMSTATE_STRUCT(state, RC4030SerialState, 0, vmstate_serial,
SerialState),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
static ISADeviceInfo serial_isa_info = {
.qdev.name = "isa-serial",
.qdev.size = sizeof(ISASerialState),
@@ -978,9 +1041,24 @@ static ISADeviceInfo serial_isa_info = {
},
};
+static RC4030DeviceInfo serial_rc4030_info = {
+ .qdev.name = "rc4030-serial",
+ .qdev.size = sizeof(RC4030SerialState),
+ .qdev.vmsd = &vmstate_rc4030_serial,
+ .init = serial_rc4030_initfn,
+ .qdev.props = (Property[]) {
+ DEFINE_PROP_UINT32("index", RC4030SerialState, index, -1),
+ DEFINE_PROP_TADDR("iobase", RC4030SerialState, iobase, -1),
+ DEFINE_PROP_UINT32("irq", RC4030SerialState, irq, -1),
+ DEFINE_PROP_CHR("chardev", RC4030SerialState, state.chr),
+ DEFINE_PROP_END_OF_LIST(),
+ },
+};
+
static void serial_register_devices(void)
{
isa_qdev_register(&serial_isa_info);
+ rc4030_qdev_register(&serial_rc4030_info);
}
device_init(serial_register_devices)
--
1.7.1.GIT
- [Qemu-devel] [PATCH 00/20] MIPS Magnum conversion to qdev, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 01/20] [MIPS] cpu: add a init inplace method, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 02/20] [MIPS] cpu: convert to qdev, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 03/20] [MIPS] Jazz emulation: create a qdev cpu, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 04/20] [MIPS] rc4030: convert to qdev, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 05/20] Add a stub for some rc4030 functions, if rc4030 support is not compiled in., Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 06/20] [MIPS] qdev: convert i8042 to rc4030 device, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 07/20] [MIPS] qdev: convert parallel port to rc4030 device, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 08/20] [MIPS] qdev: convert serial port to rc4030 device,
Hervé Poussineau <=
- [Qemu-devel] [PATCH 09/20] [MIPS] qdev: convert jazz-led to sysbus device, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 10/20] [MIPS] Jazz emulation: make video card optional, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 11/20] [MIPS] qdev: convert vga-isa-mm to ISA device, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 12/20] [MIPS] qdev: convert g364fb to rc4030 device, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 13/20] [MIPS] qdev: add a rtc forwarder device, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 14/20] [MIPS] qdev: add an isa bus device, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 15/20] [MIPS] qdev: convert dp83932 network card to rc4030 device, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 16/20] [MIPS] qdev: convert floppy disk controller to rc4030 device, Hervé Poussineau, 2010/08/01
- [Qemu-devel] [PATCH 17/20] [MIPS] qdev: convert esp scsi adapter to rc4030 device, Hervé Poussineau, 2010/08/01