6b18754763
The ALLWINNER_AHCI() macro is only used in ahci-allwinner.c. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: John Snow <jsnow@redhat.com> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
130 lines
4.6 KiB
C
130 lines
4.6 KiB
C
/*
|
|
* QEMU Allwinner AHCI Emulation
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "qemu/osdep.h"
|
|
#include "hw/hw.h"
|
|
#include "qemu/error-report.h"
|
|
#include "sysemu/dma.h"
|
|
#include "hw/ide/internal.h"
|
|
#include "hw/ide/ahci_internal.h"
|
|
|
|
#include "trace.h"
|
|
|
|
#define ALLWINNER_AHCI(obj) \
|
|
OBJECT_CHECK(AllwinnerAHCIState, (obj), TYPE_ALLWINNER_AHCI)
|
|
|
|
#define ALLWINNER_AHCI_BISTAFR ((0xa0 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_BISTCR ((0xa4 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_BISTFCTR ((0xa8 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_BISTSR ((0xac - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_BISTDECR ((0xb0 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_DIAGNR0 ((0xb4 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_DIAGNR1 ((0xb8 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_OOBR ((0xbc - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_PHYCS0R ((0xc0 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_PHYCS1R ((0xc4 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_PHYCS2R ((0xc8 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_TIMER1MS ((0xe0 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_GPARAM1R ((0xe8 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_GPARAM2R ((0xec - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_PPARAMR ((0xf0 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_TESTR ((0xf4 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_VERSIONR ((0xf8 - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_IDR ((0xfc - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
#define ALLWINNER_AHCI_RWCR ((0xfc - ALLWINNER_AHCI_MMIO_OFF) / 4)
|
|
|
|
static uint64_t allwinner_ahci_mem_read(void *opaque, hwaddr addr,
|
|
unsigned size)
|
|
{
|
|
AllwinnerAHCIState *a = opaque;
|
|
AHCIState *s = &(SYSBUS_AHCI(a)->ahci);
|
|
uint64_t val = a->regs[addr / 4];
|
|
|
|
switch (addr / 4) {
|
|
case ALLWINNER_AHCI_PHYCS0R:
|
|
val |= 0x2 << 28;
|
|
break;
|
|
case ALLWINNER_AHCI_PHYCS2R:
|
|
val &= ~(0x1 << 24);
|
|
break;
|
|
}
|
|
trace_allwinner_ahci_mem_read(s, a, addr, val, size);
|
|
return val;
|
|
}
|
|
|
|
static void allwinner_ahci_mem_write(void *opaque, hwaddr addr,
|
|
uint64_t val, unsigned size)
|
|
{
|
|
AllwinnerAHCIState *a = opaque;
|
|
AHCIState *s = &(SYSBUS_AHCI(a)->ahci);
|
|
|
|
trace_allwinner_ahci_mem_write(s, a, addr, val, size);
|
|
a->regs[addr / 4] = val;
|
|
}
|
|
|
|
static const MemoryRegionOps allwinner_ahci_mem_ops = {
|
|
.read = allwinner_ahci_mem_read,
|
|
.write = allwinner_ahci_mem_write,
|
|
.valid.min_access_size = 4,
|
|
.valid.max_access_size = 4,
|
|
.endianness = DEVICE_LITTLE_ENDIAN,
|
|
};
|
|
|
|
static void allwinner_ahci_init(Object *obj)
|
|
{
|
|
SysbusAHCIState *s = SYSBUS_AHCI(obj);
|
|
AllwinnerAHCIState *a = ALLWINNER_AHCI(obj);
|
|
|
|
memory_region_init_io(&a->mmio, OBJECT(obj), &allwinner_ahci_mem_ops, a,
|
|
"allwinner-ahci", ALLWINNER_AHCI_MMIO_SIZE);
|
|
memory_region_add_subregion(&s->ahci.mem, ALLWINNER_AHCI_MMIO_OFF,
|
|
&a->mmio);
|
|
}
|
|
|
|
static const VMStateDescription vmstate_allwinner_ahci = {
|
|
.name = "allwinner-ahci",
|
|
.version_id = 1,
|
|
.minimum_version_id = 1,
|
|
.fields = (VMStateField[]) {
|
|
VMSTATE_UINT32_ARRAY(regs, AllwinnerAHCIState,
|
|
ALLWINNER_AHCI_MMIO_SIZE / 4),
|
|
VMSTATE_END_OF_LIST()
|
|
}
|
|
};
|
|
|
|
static void allwinner_ahci_class_init(ObjectClass *klass, void *data)
|
|
{
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
|
|
|
dc->vmsd = &vmstate_allwinner_ahci;
|
|
}
|
|
|
|
static const TypeInfo allwinner_ahci_info = {
|
|
.name = TYPE_ALLWINNER_AHCI,
|
|
.parent = TYPE_SYSBUS_AHCI,
|
|
.instance_size = sizeof(AllwinnerAHCIState),
|
|
.instance_init = allwinner_ahci_init,
|
|
.class_init = allwinner_ahci_class_init,
|
|
};
|
|
|
|
static void sysbus_ahci_register_types(void)
|
|
{
|
|
type_register_static(&allwinner_ahci_info);
|
|
}
|
|
|
|
type_init(sysbus_ahci_register_types)
|