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Sparc32/Sparc64/PPC: convert m48txx to qdev

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Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2009-07-12 20:07:07 +00:00
parent f40070c36c
commit d27cf0ae6d
1 changed files with 42 additions and 17 deletions
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59
hw/m48t59.c
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@ -23,9 +23,9 @@
*/
#include "hw.h"
#include "nvram.h"
#include "isa.h"
#include "qemu-timer.h"
#include "sysemu.h"
#include "sysbus.h"
//#define DEBUG_NVRAM
@ -41,11 +41,11 @@
* PPC platform there is also a nvram lock function.
*/
struct m48t59_t {
SysBusDevice busdev;
/* Model parameters */
int type; // 2 = m48t02, 8 = m48t08, 59 = m48t59
/* Hardware parameters */
qemu_irq IRQ;
int mem_index;
uint32_t io_base;
uint16_t size;
/* RTC management */
@ -618,32 +618,57 @@ m48t59_t *m48t59_init (qemu_irq IRQ, target_phys_addr_t mem_base,
uint32_t io_base, uint16_t size,
int type)
{
m48t59_t *s;
target_phys_addr_t save_base;
DeviceState *dev;
SysBusDevice *s;
m48t59_t *d;
s = qemu_mallocz(sizeof(m48t59_t));
s->buffer = qemu_mallocz(size);
s->IRQ = IRQ;
s->size = size;
s->io_base = io_base;
s->type = type;
dev = qdev_create(NULL, "m48t59");
qdev_set_prop_int(dev, "type", type);
qdev_set_prop_int(dev, "size", size);
qdev_set_prop_int(dev, "io_base", io_base);
qdev_init(dev);
s = sysbus_from_qdev(dev);
sysbus_connect_irq(s, 0, IRQ);
if (io_base != 0) {
register_ioport_read(io_base, 0x04, 1, NVRAM_readb, s);
register_ioport_write(io_base, 0x04, 1, NVRAM_writeb, s);
}
if (mem_base != 0) {
s->mem_index = cpu_register_io_memory(nvram_read, nvram_write, s);
cpu_register_physical_memory(mem_base, size, s->mem_index);
sysbus_mmio_map(s, 0, mem_base);
}
if (type == 59) {
d = FROM_SYSBUS(m48t59_t, s);
return d;
}
static void m48t59_init1(SysBusDevice *dev)
{
m48t59_t *s = FROM_SYSBUS(m48t59_t, dev);
int mem_index;
s->size = qdev_get_prop_int(&dev->qdev, "size", -1);
s->buffer = qemu_mallocz(s->size);
sysbus_init_irq(dev, &s->IRQ);
s->io_base = qdev_get_prop_int(&dev->qdev, "io_base", 0);
s->type = qdev_get_prop_int(&dev->qdev, "type", -1);
mem_index = cpu_register_io_memory(nvram_read, nvram_write, s);
sysbus_init_mmio(dev, s->size, mem_index);
if (s->type == 59) {
s->alrm_timer = qemu_new_timer(vm_clock, &alarm_cb, s);
s->wd_timer = qemu_new_timer(vm_clock, &watchdog_cb, s);
}
qemu_get_timedate(&s->alarm, 0);
qemu_register_reset(m48t59_reset, s);
save_base = mem_base ? mem_base : io_base;
register_savevm("m48t59", save_base, 1, m48t59_save, m48t59_load, s);
return s;
register_savevm("m48t59", -1, 1, m48t59_save, m48t59_load, s);
}
static void m48t59_register_devices(void)
{
sysbus_register_dev("m48t59", sizeof(m48t59_t), m48t59_init1);
}
device_init(m48t59_register_devices)