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m48t59: add a Nvram interface

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Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
CC: Andreas Färber <afaerber@suse.de>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
This commit is contained in:
Hervé Poussineau 2015-03-02 22:23:27 +00:00 • committed by Mark Cave-Ayland
parent 051ddccde2
commit 4374532888
2 changed files with 83 additions and 0 deletions
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59
hw/timer/m48t59.c
View file

@ -798,6 +798,24 @@ static int m48t59_init1(SysBusDevice *dev)
return 0;
}
static uint32_t m48txx_isa_read(Nvram *obj, uint32_t addr)
{
M48txxISAState *d = M48TXX_ISA(obj);
return m48t59_read(&d->state, addr);
}
static void m48txx_isa_write(Nvram *obj, uint32_t addr, uint32_t val)
{
M48txxISAState *d = M48TXX_ISA(obj);
m48t59_write(&d->state, addr, val);
}
static void m48txx_isa_toggle_lock(Nvram *obj, int lock)
{
M48txxISAState *d = M48TXX_ISA(obj);
m48t59_toggle_lock(&d->state, lock);
}
static Property m48t59_isa_properties[] = {
DEFINE_PROP_UINT32("iobase", M48txxISAState, io_base, 0x74),
DEFINE_PROP_END_OF_LIST(),
@ -806,10 +824,14 @@ static Property m48t59_isa_properties[] = {
static void m48txx_isa_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
NvramClass *nc = NVRAM_CLASS(klass);
dc->realize = m48t59_isa_realize;
dc->reset = m48t59_reset_isa;
dc->props = m48t59_isa_properties;
nc->read = m48txx_isa_read;
nc->write = m48txx_isa_write;
nc->toggle_lock = m48txx_isa_toggle_lock;
}
static void m48txx_isa_concrete_class_init(ObjectClass *klass, void *data)
@ -820,13 +842,35 @@ static void m48txx_isa_concrete_class_init(ObjectClass *klass, void *data)
u->info = *info;
}
static uint32_t m48txx_sysbus_read(Nvram *obj, uint32_t addr)
{
M48txxSysBusState *d = M48TXX_SYS_BUS(obj);
return m48t59_read(&d->state, addr);
}
static void m48txx_sysbus_write(Nvram *obj, uint32_t addr, uint32_t val)
{
M48txxSysBusState *d = M48TXX_SYS_BUS(obj);
m48t59_write(&d->state, addr, val);
}
static void m48txx_sysbus_toggle_lock(Nvram *obj, int lock)
{
M48txxSysBusState *d = M48TXX_SYS_BUS(obj);
m48t59_toggle_lock(&d->state, lock);
}
static void m48txx_sysbus_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
NvramClass *nc = NVRAM_CLASS(klass);
k->init = m48t59_init1;
dc->reset = m48t59_reset_sysbus;
nc->read = m48txx_sysbus_read;
nc->write = m48txx_sysbus_write;
nc->toggle_lock = m48txx_sysbus_toggle_lock;
}
static void m48txx_sysbus_concrete_class_init(ObjectClass *klass, void *data)
@ -837,12 +881,22 @@ static void m48txx_sysbus_concrete_class_init(ObjectClass *klass, void *data)
u->info = *info;
}
static const TypeInfo nvram_info = {
.name = TYPE_NVRAM,
.parent = TYPE_INTERFACE,
.class_size = sizeof(NvramClass),
};
static const TypeInfo m48txx_sysbus_type_info = {
.name = TYPE_M48TXX_SYS_BUS,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(M48txxSysBusState),
.abstract = true,
.class_init = m48txx_sysbus_class_init,
.interfaces = (InterfaceInfo[]) {
{ TYPE_NVRAM },
{ }
}
};
static const TypeInfo m48txx_isa_type_info = {
@ -851,6 +905,10 @@ static const TypeInfo m48txx_isa_type_info = {
.instance_size = sizeof(M48txxISAState),
.abstract = true,
.class_init = m48txx_isa_class_init,
.interfaces = (InterfaceInfo[]) {
{ TYPE_NVRAM },
{ }
}
};
static void m48t59_register_types(void)
@ -867,6 +925,7 @@ static void m48t59_register_types(void)
};
int i;
type_register_static(&nvram_info);
type_register_static(&m48txx_sysbus_type_info);
type_register_static(&m48txx_isa_type_info);