diff options
Diffstat (limited to 'hw/ide')
| -rw-r--r-- | hw/ide/Makefile.objs | 1 | ||||
| -rw-r--r-- | hw/ide/ahci-allwinner.c | 127 | ||||
| -rw-r--r-- | hw/ide/ahci.c | 95 |
3 files changed, 128 insertions, 95 deletions
diff --git a/hw/ide/Makefile.objs b/hw/ide/Makefile.objs index 729e9bd0db..f0edca3300 100644 --- a/hw/ide/Makefile.objs +++ b/hw/ide/Makefile.objs @@ -10,3 +10,4 @@ common-obj-$(CONFIG_IDE_VIA) += via.o common-obj-$(CONFIG_MICRODRIVE) += microdrive.o common-obj-$(CONFIG_AHCI) += ahci.o common-obj-$(CONFIG_AHCI) += ich.o +common-obj-$(CONFIG_ALLWINNER_A10) += ahci-allwinner.o diff --git a/hw/ide/ahci-allwinner.c b/hw/ide/ahci-allwinner.c new file mode 100644 index 0000000000..c3f1604936 --- /dev/null +++ b/hw/ide/ahci-allwinner.c @@ -0,0 +1,127 @@ +/* + * 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/block-backend.h" +#include "sysemu/dma.h" +#include "hw/ide/internal.h" +#include "hw/ide/ahci_internal.h" + +#include "trace.h" + +#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) diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c index 32d1296a64..373311f91a 100644 --- a/hw/ide/ahci.c +++ b/hw/ide/ahci.c @@ -1737,104 +1737,9 @@ static const TypeInfo sysbus_ahci_info = { .class_init = sysbus_ahci_class_init, }; -#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(&sysbus_ahci_info); - type_register_static(&allwinner_ahci_info); } type_init(sysbus_ahci_register_types) |