diff options
Diffstat (limited to 'hw/smbus_ich9.c')
| -rw-r--r-- | hw/smbus_ich9.c | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/hw/smbus_ich9.c b/hw/smbus_ich9.c deleted file mode 100644 index 732ebd3bb0..0000000000 --- a/hw/smbus_ich9.c +++ /dev/null @@ -1,127 +0,0 @@ -/* - * ACPI implementation - * - * Copyright (c) 2006 Fabrice Bellard - * Copyright (c) 2009 Isaku Yamahata <yamahata at valinux co jp> - * VA Linux Systems Japan K.K. - * Copyright (C) 2012 Jason Baron <jbaron@redhat.com> - * - * This is based on acpi.c, but heavily rewritten. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License version 2 as published by the Free Software Foundation. - * - * This library 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, see <http://www.gnu.org/licenses/> - * - * Contributions after 2012-01-13 are licensed under the terms of the - * GNU GPL, version 2 or (at your option) any later version. - * - */ -#include "hw/hw.h" -#include "hw/pc.h" -#include "hw/pm_smbus.h" -#include "hw/pci/pci.h" -#include "sysemu/sysemu.h" -#include "hw/i2c.h" -#include "hw/smbus.h" - -#include "hw/ich9.h" - -#define TYPE_ICH9_SMB_DEVICE "ICH9 SMB" -#define ICH9_SMB_DEVICE(obj) \ - OBJECT_CHECK(ICH9SMBState, (obj), TYPE_ICH9_SMB_DEVICE) - -typedef struct ICH9SMBState { - PCIDevice dev; - - PMSMBus smb; -} ICH9SMBState; - -static const VMStateDescription vmstate_ich9_smbus = { - .name = "ich9_smb", - .version_id = 1, - .minimum_version_id = 1, - .minimum_version_id_old = 1, - .fields = (VMStateField[]) { - VMSTATE_PCI_DEVICE(dev, struct ICH9SMBState), - VMSTATE_END_OF_LIST() - } -}; - -static void ich9_smbus_write_config(PCIDevice *d, uint32_t address, - uint32_t val, int len) -{ - ICH9SMBState *s = ICH9_SMB_DEVICE(d); - - pci_default_write_config(d, address, val, len); - if (range_covers_byte(address, len, ICH9_SMB_HOSTC)) { - uint8_t hostc = s->dev.config[ICH9_SMB_HOSTC]; - if ((hostc & ICH9_SMB_HOSTC_HST_EN) && - !(hostc & ICH9_SMB_HOSTC_I2C_EN)) { - memory_region_set_enabled(&s->smb.io, true); - } else { - memory_region_set_enabled(&s->smb.io, false); - } - } -} - -static int ich9_smbus_initfn(PCIDevice *d) -{ - ICH9SMBState *s = ICH9_SMB_DEVICE(d); - - /* TODO? D31IP.SMIP in chipset configuration space */ - pci_config_set_interrupt_pin(d->config, 0x01); /* interrupt pin 1 */ - - pci_set_byte(d->config + ICH9_SMB_HOSTC, 0); - /* TODO bar0, bar1: 64bit BAR support*/ - - pm_smbus_init(&d->qdev, &s->smb); - pci_register_bar(d, ICH9_SMB_SMB_BASE_BAR, PCI_BASE_ADDRESS_SPACE_IO, - &s->smb.io); - return 0; -} - -static void ich9_smb_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); - - k->vendor_id = PCI_VENDOR_ID_INTEL; - k->device_id = PCI_DEVICE_ID_INTEL_ICH9_6; - k->revision = ICH9_A2_SMB_REVISION; - k->class_id = PCI_CLASS_SERIAL_SMBUS; - dc->no_user = 1; - dc->vmsd = &vmstate_ich9_smbus; - dc->desc = "ICH9 SMBUS Bridge"; - k->init = ich9_smbus_initfn; - k->config_write = ich9_smbus_write_config; -} - -i2c_bus *ich9_smb_init(PCIBus *bus, int devfn, uint32_t smb_io_base) -{ - PCIDevice *d = - pci_create_simple_multifunction(bus, devfn, true, TYPE_ICH9_SMB_DEVICE); - ICH9SMBState *s = ICH9_SMB_DEVICE(d); - return s->smb.smbus; -} - -static const TypeInfo ich9_smb_info = { - .name = TYPE_ICH9_SMB_DEVICE, - .parent = TYPE_PCI_DEVICE, - .instance_size = sizeof(ICH9SMBState), - .class_init = ich9_smb_class_init, -}; - -static void ich9_smb_register(void) -{ - type_register_static(&ich9_smb_info); -} - -type_init(ich9_smb_register); |