diff options
| author | Hervé Poussineau <hpoussin@reactos.org> | 2018-01-06 16:37:22 +0100 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <philmd@redhat.com> | 2019-11-05 23:33:12 +0100 |
| commit | 135bfcc1ef47809d550a014c1c59a8cc544922bb (patch) | |
| tree | 3c8964b6cc79e3a9fb14eda8b1d0cf8d3ae08227 | |
| parent | 9b74b190d6ca36ff997d6c502ec574610e4a251c (diff) | |
| download | qemu-135bfcc1ef47809d550a014c1c59a8cc544922bb.tar.gz | |
piix4: Add an i8257 DMA Controller as specified in datasheet
The i8257 is not a chipset on the Malta board, but is part of
the PIIX4 chipset.
Create the i8257 in the PIIX4 code, remove the one instantiated
in malta board, to not have it twice.
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Message-Id: <20171216090228.28505-9-hpoussin@reactos.org>
Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Reviewed-by: Esteban Bosse <estebanbosse@gmail.com>
[PMD: rebased, reworded description]
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
| -rw-r--r-- | hw/isa/piix4.c | 4 | ||||
| -rw-r--r-- | hw/mips/mips_malta.c | 2 |
2 files changed, 4 insertions, 2 deletions
diff --git a/hw/isa/piix4.c b/hw/isa/piix4.c index fa387919b5e..9ebe98bdc32 100644 --- a/hw/isa/piix4.c +++ b/hw/isa/piix4.c @@ -29,6 +29,7 @@ #include "hw/pci/pci.h" #include "hw/isa/isa.h" #include "hw/sysbus.h" +#include "hw/dma/i8257.h" #include "migration/vmstate.h" #include "sysemu/reset.h" #include "sysemu/runstate.h" @@ -167,6 +168,9 @@ static void piix4_realize(PCIDevice *dev, Error **errp) /* initialize ISA irqs */ isa_bus_irqs(isa_bus, s->isa); + /* DMA */ + i8257_dma_init(isa_bus, 0); + piix4_dev = dev; } diff --git a/hw/mips/mips_malta.c b/hw/mips/mips_malta.c index 50860248213..44e5f8b26be 100644 --- a/hw/mips/mips_malta.c +++ b/hw/mips/mips_malta.c @@ -28,7 +28,6 @@ #include "cpu.h" #include "hw/i386/pc.h" #include "hw/isa/superio.h" -#include "hw/dma/i8257.h" #include "hw/char/serial.h" #include "net/net.h" #include "hw/boards.h" @@ -1430,7 +1429,6 @@ void mips_malta_init(MachineState *machine) smbus = piix4_pm_init(pci_bus, piix4_devfn + 3, 0x1100, isa_get_irq(NULL, 9), NULL, 0, NULL); pit = i8254_pit_init(isa_bus, 0x40, 0, NULL); - i8257_dma_init(isa_bus, 0); mc146818_rtc_init(isa_bus, 2000, NULL); /* generate SPD EEPROM data */ |