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hw/char/pl011: Allow use as an embedded-struct device

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Create a new include file for the pl011's device struct,
type macros, etc, so that it can be instantiated using
the "embedded struct" coding style.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Peter Maydell 2019-02-21 18:17:46 +00:00
parent dd849ef2c9
commit 694cf20999
2 changed files with 36 additions and 29 deletions
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31
hw/char/pl011.c
View File

@ -8,39 +8,12 @@
*/
#include "qemu/osdep.h"
#include "hw/char/pl011.h"
#include "hw/sysbus.h"
#include "chardev/char-fe.h"
#include "qemu/log.h"
#include "trace.h"
#define TYPE_PL011 "pl011"
#define PL011(obj) OBJECT_CHECK(PL011State, (obj), TYPE_PL011)
typedef struct PL011State {
SysBusDevice parent_obj;
MemoryRegion iomem;
uint32_t readbuff;
uint32_t flags;
uint32_t lcr;
uint32_t rsr;
uint32_t cr;
uint32_t dmacr;
uint32_t int_enabled;
uint32_t int_level;
uint32_t read_fifo[16];
uint32_t ilpr;
uint32_t ibrd;
uint32_t fbrd;
uint32_t ifl;
int read_pos;
int read_count;
int read_trigger;
CharBackend chr;
qemu_irq irq;
const unsigned char *id;
} PL011State;
#define PL011_INT_TX 0x20
#define PL011_INT_RX 0x10
@ -357,7 +330,7 @@ static void pl011_luminary_init(Object *obj)
}
static const TypeInfo pl011_luminary_info = {
.name = "pl011_luminary",
.name = TYPE_PL011_LUMINARY,
.parent = TYPE_PL011,
.instance_init = pl011_luminary_init,
};

34
include/hw/char/pl011.h
View File

@ -15,6 +15,40 @@
#ifndef HW_PL011_H
#define HW_PL011_H
#include "hw/sysbus.h"
#include "chardev/char-fe.h"
#define TYPE_PL011 "pl011"
#define PL011(obj) OBJECT_CHECK(PL011State, (obj), TYPE_PL011)
/* This shares the same struct (and cast macro) as the base pl011 device */
#define TYPE_PL011_LUMINARY "pl011_luminary"
typedef struct PL011State {
SysBusDevice parent_obj;
MemoryRegion iomem;
uint32_t readbuff;
uint32_t flags;
uint32_t lcr;
uint32_t rsr;
uint32_t cr;
uint32_t dmacr;
uint32_t int_enabled;
uint32_t int_level;
uint32_t read_fifo[16];
uint32_t ilpr;
uint32_t ibrd;
uint32_t fbrd;
uint32_t ifl;
int read_pos;
int read_count;
int read_trigger;
CharBackend chr;
qemu_irq irq;
const unsigned char *id;
} PL011State;
static inline DeviceState *pl011_create(hwaddr addr,
qemu_irq irq,
Chardev *chr)