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Diffstat (limited to 'hw/pl011.c')
-rw-r--r--hw/pl011.c55
1 files changed, 37 insertions, 18 deletions
diff --git a/hw/pl011.c b/hw/pl011.c
index 3a4e149d48..3a1a4cbd9e 100644
--- a/hw/pl011.c
+++ b/hw/pl011.c
@@ -7,11 +7,11 @@
* This code is licenced under the GPL.
*/
-#include "hw.h"
+#include "sysbus.h"
#include "qemu-char.h"
-#include "primecell.h"
typedef struct {
+ SysBusDevice busdev;
uint32_t readbuff;
uint32_t flags;
uint32_t lcr;
@@ -29,7 +29,7 @@ typedef struct {
int read_trigger;
CharDriverState *chr;
qemu_irq irq;
- enum pl011_type type;
+ const unsigned char *id;
} pl011_state;
#define PL011_INT_TX 0x20
@@ -40,10 +40,10 @@ typedef struct {
#define PL011_FLAG_TXFF 0x20
#define PL011_FLAG_RXFE 0x10
-static const unsigned char pl011_id[2][8] = {
- { 0x11, 0x10, 0x14, 0x00, 0x0d, 0xf0, 0x05, 0xb1 }, /* PL011_ARM */
- { 0x11, 0x00, 0x18, 0x01, 0x0d, 0xf0, 0x05, 0xb1 }, /* PL011_LUMINARY */
-};
+static const unsigned char pl011_id_arm[8] =
+ { 0x11, 0x10, 0x14, 0x00, 0x0d, 0xf0, 0x05, 0xb1 };
+static const unsigned char pl011_id_luminary[8] =
+ { 0x11, 0x00, 0x18, 0x01, 0x0d, 0xf0, 0x05, 0xb1 };
static void pl011_update(pl011_state *s)
{
@@ -59,7 +59,7 @@ static uint32_t pl011_read(void *opaque, target_phys_addr_t offset)
uint32_t c;
if (offset >= 0xfe0 && offset < 0x1000) {
- return pl011_id[s->type][(offset - 0xfe0) >> 2];
+ return s->id[(offset - 0xfe0) >> 2];
}
switch (offset >> 2) {
case 0: /* UARTDR */
@@ -286,26 +286,45 @@ static int pl011_load(QEMUFile *f, void *opaque, int version_id)
return 0;
}
-void pl011_init(uint32_t base, qemu_irq irq,
- CharDriverState *chr, enum pl011_type type)
+static void pl011_init(SysBusDevice *dev, const unsigned char *id)
{
int iomemtype;
- pl011_state *s;
+ pl011_state *s = FROM_SYSBUS(pl011_state, dev);
- s = (pl011_state *)qemu_mallocz(sizeof(pl011_state));
iomemtype = cpu_register_io_memory(0, pl011_readfn,
pl011_writefn, s);
- cpu_register_physical_memory(base, 0x00001000, iomemtype);
- s->irq = irq;
- s->type = type;
- s->chr = chr;
+ sysbus_init_mmio(dev, 0x1000,iomemtype);
+ sysbus_init_irq(dev, &s->irq);
+ s->id = id;
+ s->chr = qdev_init_chardev(&dev->qdev);
+
s->read_trigger = 1;
s->ifl = 0x12;
s->cr = 0x300;
s->flags = 0x90;
- if (chr){
- qemu_chr_add_handlers(chr, pl011_can_receive, pl011_receive,
+ if (s->chr) {
+ qemu_chr_add_handlers(s->chr, pl011_can_receive, pl011_receive,
pl011_event, s);
}
register_savevm("pl011_uart", -1, 1, pl011_save, pl011_load, s);
}
+
+static void pl011_init_arm(SysBusDevice *dev)
+{
+ pl011_init(dev, pl011_id_arm);
+}
+
+static void pl011_init_luminary(SysBusDevice *dev)
+{
+ pl011_init(dev, pl011_id_luminary);
+}
+
+static void pl011_register_devices(void)
+{
+ sysbus_register_dev("pl011", sizeof(pl011_state),
+ pl011_init_arm);
+ sysbus_register_dev("pl011_luminary", sizeof(pl011_state),
+ pl011_init_luminary);
+}
+
+device_init(pl011_register_devices)