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-rw-r--r--Makefile.target2
-rw-r--r--hw/pc.h1
-rw-r--r--hw/piix4.c128
-rw-r--r--hw/piix_pci.c72
4 files changed, 130 insertions, 73 deletions
diff --git a/Makefile.target b/Makefile.target
index f7d1919e87..67bd4d78a7 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -214,7 +214,7 @@ obj-mips-y += mips_timer.o mips_int.o dma.o vga.o serial.o i8254.o i8259.o rc403
obj-mips-y += g364fb.o jazz_led.o dp8393x.o
obj-mips-y += ide/core.o ide/isa.o ide/pci.o
obj-mips-y += gt64xxx.o pckbd.o fdc.o mc146818rtc.o usb-uhci.o acpi.o ds1225y.o
-obj-mips-y += piix_pci.o parallel.o cirrus_vga.o isa-bus.o pcspk.o $(sound-obj-y)
+obj-mips-y += piix4.o parallel.o cirrus_vga.o isa-bus.o pcspk.o $(sound-obj-y)
obj-mips-y += mipsnet.o
obj-mips-y += pflash_cfi01.o
obj-mips-y += vmware_vga.o
diff --git a/hw/pc.h b/hw/pc.h
index 7ac28499fb..3c46290afb 100644
--- a/hw/pc.h
+++ b/hw/pc.h
@@ -122,6 +122,7 @@ void i440fx_set_smm(PCIDevice *d, int val);
int piix3_init(PCIBus *bus, int devfn);
void i440fx_init_memory_mappings(PCIDevice *d);
+/* piix4.c */
extern PCIDevice *piix4_dev;
int piix4_init(PCIBus *bus, int devfn);
diff --git a/hw/piix4.c b/hw/piix4.c
new file mode 100644
index 0000000000..a9849eeeb3
--- /dev/null
+++ b/hw/piix4.c
@@ -0,0 +1,128 @@
+/*
+ * QEMU PIIX4 PCI Bridge Emulation
+ *
+ * Copyright (c) 2006 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "hw.h"
+#include "pc.h"
+#include "pci.h"
+#include "isa.h"
+#include "sysbus.h"
+
+PCIDevice *piix4_dev;
+
+static void piix4_reset(void *opaque)
+{
+ PCIDevice *d = opaque;
+ uint8_t *pci_conf = d->config;
+
+ pci_conf[0x04] = 0x07; // master, memory and I/O
+ pci_conf[0x05] = 0x00;
+ pci_conf[0x06] = 0x00;
+ pci_conf[0x07] = 0x02; // PCI_status_devsel_medium
+ pci_conf[0x4c] = 0x4d;
+ pci_conf[0x4e] = 0x03;
+ pci_conf[0x4f] = 0x00;
+ pci_conf[0x60] = 0x0a; // PCI A -> IRQ 10
+ pci_conf[0x61] = 0x0a; // PCI B -> IRQ 10
+ pci_conf[0x62] = 0x0b; // PCI C -> IRQ 11
+ pci_conf[0x63] = 0x0b; // PCI D -> IRQ 11
+ pci_conf[0x69] = 0x02;
+ pci_conf[0x70] = 0x80;
+ pci_conf[0x76] = 0x0c;
+ pci_conf[0x77] = 0x0c;
+ pci_conf[0x78] = 0x02;
+ pci_conf[0x79] = 0x00;
+ pci_conf[0x80] = 0x00;
+ pci_conf[0x82] = 0x00;
+ pci_conf[0xa0] = 0x08;
+ pci_conf[0xa2] = 0x00;
+ pci_conf[0xa3] = 0x00;
+ pci_conf[0xa4] = 0x00;
+ pci_conf[0xa5] = 0x00;
+ pci_conf[0xa6] = 0x00;
+ pci_conf[0xa7] = 0x00;
+ pci_conf[0xa8] = 0x0f;
+ pci_conf[0xaa] = 0x00;
+ pci_conf[0xab] = 0x00;
+ pci_conf[0xac] = 0x00;
+ pci_conf[0xae] = 0x00;
+}
+
+static void piix_save(QEMUFile* f, void *opaque)
+{
+ PCIDevice *d = opaque;
+ pci_device_save(d, f);
+}
+
+static int piix_load(QEMUFile* f, void *opaque, int version_id)
+{
+ PCIDevice *d = opaque;
+ if (version_id != 2)
+ return -EINVAL;
+ return pci_device_load(d, f);
+}
+
+static int piix4_initfn(PCIDevice *d)
+{
+ uint8_t *pci_conf;
+
+ register_savevm("PIIX4", 0, 2, piix_save, piix_load, d);
+
+ pci_conf = d->config;
+ pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_INTEL);
+ pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_INTEL_82371AB_0); // 82371AB/EB/MB PIIX4 PCI-to-ISA bridge
+ pci_config_set_class(pci_conf, PCI_CLASS_BRIDGE_ISA);
+ pci_conf[PCI_HEADER_TYPE] =
+ PCI_HEADER_TYPE_NORMAL | PCI_HEADER_TYPE_MULTI_FUNCTION; // header_type = PCI_multifunction, generic
+
+ piix4_dev = d;
+ piix4_reset(d);
+ qemu_register_reset(piix4_reset, d);
+ return 0;
+}
+
+int piix4_init(PCIBus *bus, int devfn)
+{
+ PCIDevice *d;
+
+ d = pci_create_simple(bus, devfn, "PIIX4");
+ return d->devfn;
+}
+
+static PCIDeviceInfo piix4_info[] = {
+ {
+ .qdev.name = "PIIX4",
+ .qdev.desc = "ISA bridge",
+ .qdev.size = sizeof(PCIDevice),
+ .qdev.no_user = 1,
+ .init = piix4_initfn,
+ },{
+ /* end of list */
+ }
+};
+
+static void piix4_register(void)
+{
+ pci_qdev_register_many(piix4_info);
+}
+device_init(piix4_register);
diff --git a/hw/piix_pci.c b/hw/piix_pci.c
index ad85eba1db..c78007add1 100644
--- a/hw/piix_pci.c
+++ b/hw/piix_pci.c
@@ -224,7 +224,6 @@ PCIBus *i440fx_init(PCIDevice **pi440fx_state, qemu_irq *pic)
/* PIIX3 PCI to ISA bridge */
static PCIDevice *piix3_dev;
-PCIDevice *piix4_dev;
static void piix3_set_irq(qemu_irq *pic, int irq_num, int level)
{
@@ -287,44 +286,6 @@ static void piix3_reset(void *opaque)
memset(pci_irq_levels, 0, sizeof(pci_irq_levels));
}
-static void piix4_reset(void *opaque)
-{
- PCIDevice *d = opaque;
- uint8_t *pci_conf = d->config;
-
- pci_conf[0x04] = 0x07; // master, memory and I/O
- pci_conf[0x05] = 0x00;
- pci_conf[0x06] = 0x00;
- pci_conf[0x07] = 0x02; // PCI_status_devsel_medium
- pci_conf[0x4c] = 0x4d;
- pci_conf[0x4e] = 0x03;
- pci_conf[0x4f] = 0x00;
- pci_conf[0x60] = 0x0a; // PCI A -> IRQ 10
- pci_conf[0x61] = 0x0a; // PCI B -> IRQ 10
- pci_conf[0x62] = 0x0b; // PCI C -> IRQ 11
- pci_conf[0x63] = 0x0b; // PCI D -> IRQ 11
- pci_conf[0x69] = 0x02;
- pci_conf[0x70] = 0x80;
- pci_conf[0x76] = 0x0c;
- pci_conf[0x77] = 0x0c;
- pci_conf[0x78] = 0x02;
- pci_conf[0x79] = 0x00;
- pci_conf[0x80] = 0x00;
- pci_conf[0x82] = 0x00;
- pci_conf[0xa0] = 0x08;
- pci_conf[0xa2] = 0x00;
- pci_conf[0xa3] = 0x00;
- pci_conf[0xa4] = 0x00;
- pci_conf[0xa5] = 0x00;
- pci_conf[0xa6] = 0x00;
- pci_conf[0xa7] = 0x00;
- pci_conf[0xa8] = 0x0f;
- pci_conf[0xaa] = 0x00;
- pci_conf[0xab] = 0x00;
- pci_conf[0xac] = 0x00;
- pci_conf[0xae] = 0x00;
-}
-
static void piix_save(QEMUFile* f, void *opaque)
{
PCIDevice *d = opaque;
@@ -359,25 +320,6 @@ static int piix3_initfn(PCIDevice *d)
return 0;
}
-static int piix4_initfn(PCIDevice *d)
-{
- uint8_t *pci_conf;
-
- register_savevm("PIIX4", 0, 2, piix_save, piix_load, d);
-
- pci_conf = d->config;
- pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_INTEL);
- pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_INTEL_82371AB_0); // 82371AB/EB/MB PIIX4 PCI-to-ISA bridge
- pci_config_set_class(pci_conf, PCI_CLASS_BRIDGE_ISA);
- pci_conf[PCI_HEADER_TYPE] =
- PCI_HEADER_TYPE_NORMAL | PCI_HEADER_TYPE_MULTI_FUNCTION; // header_type = PCI_multifunction, generic
-
- piix4_dev = d;
- piix4_reset(d);
- qemu_register_reset(piix4_reset, d);
- return 0;
-}
-
int piix3_init(PCIBus *bus, int devfn)
{
PCIDevice *d;
@@ -386,14 +328,6 @@ int piix3_init(PCIBus *bus, int devfn)
return d->devfn;
}
-int piix4_init(PCIBus *bus, int devfn)
-{
- PCIDevice *d;
-
- d = pci_create_simple(bus, devfn, "PIIX4");
- return d->devfn;
-}
-
static PCIDeviceInfo i440fx_info[] = {
{
.qdev.name = "i440FX",
@@ -409,12 +343,6 @@ static PCIDeviceInfo i440fx_info[] = {
.qdev.no_user = 1,
.init = piix3_initfn,
},{
- .qdev.name = "PIIX4",
- .qdev.desc = "ISA bridge",
- .qdev.size = sizeof(PCIDevice),
- .qdev.no_user = 1,
- .init = piix4_initfn,
- },{
/* end of list */
}
};
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-29 19:01:14 +0000