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char: replace PROP_CHR with CharBackend

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Store the property in a CharBackend instead of CharDriverState*.  This
also replace systematically chr by chr.chr to access the
CharDriverState*. The following patches will replace it with calls to
qemu_chr_fe CharBackend functions.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20161022095318.17775-12-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Marc-André Lureau 2016-10-22 12:52:51 +03:00 • committed by Paolo Bonzini
parent ecb672d14f
commit becdfa00cf
37 changed files with 302 additions and 265 deletions
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8
hw/char/debugcon.c
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@ -39,7 +39,7 @@
typedef struct DebugconState {
MemoryRegion io;
CharDriverState *chr;
CharBackend chr;
uint32_t readback;
} DebugconState;
@ -62,7 +62,7 @@ static void debugcon_ioport_write(void *opaque, hwaddr addr, uint64_t val,
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
}
@ -87,12 +87,12 @@ static const MemoryRegionOps debugcon_ops = {
static void debugcon_realize_core(DebugconState *s, Error **errp)
{
if (!s->chr) {
if (!s->chr.chr) {
error_setg(errp, "Can't create debugcon device, empty char device");
return;
}
qemu_chr_add_handlers(s->chr, NULL, NULL, NULL, s);
qemu_chr_add_handlers(s->chr.chr, NULL, NULL, NULL, s);
}
static void debugcon_isa_realizefn(DeviceState *dev, Error **errp)