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/*
* q35.h
*
* 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 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/>
*/
#ifndef HW_Q35_H
#define HW_Q35_H
#include "hw/isa/isa.h"
#include "hw/sysbus.h"
#include "hw/i386/pc.h"
#include "hw/isa/apm.h"
#include "hw/pci/pci.h"
#include "hw/pci/pcie_host.h"
#include "hw/acpi/acpi.h"
#include "hw/acpi/ich9.h"
#include "hw/pci-host/pam.h"
#include "hw/i386/intel_iommu.h"
#include "qemu/units.h"
#define TYPE_Q35_HOST_DEVICE "q35-pcihost"
#define Q35_HOST_DEVICE(obj) \
OBJECT_CHECK(Q35PCIHost, (obj), TYPE_Q35_HOST_DEVICE)
#define TYPE_MCH_PCI_DEVICE "mch"
#define MCH_PCI_DEVICE(obj) \
OBJECT_CHECK(MCHPCIState, (obj), TYPE_MCH_PCI_DEVICE)
typedef struct MCHPCIState {
/*< private >*/
PCIDevice parent_obj;
/*< public >*/
MemoryRegion *ram_memory;
MemoryRegion *pci_address_space;
MemoryRegion *system_memory;
MemoryRegion *address_space_io;
PAMMemoryRegion pam_regions[13];
MemoryRegion smram_region, open_high_smram;
MemoryRegion smram, low_smram, high_smram;
MemoryRegion tseg_blackhole, tseg_window;
MemoryRegion smbase_blackhole, smbase_window;
bool has_smram_at_smbase;
Range pci_hole;
uint64_t below_4g_mem_size;
uint64_t above_4g_mem_size;
uint64_t pci_hole64_size;
uint32_t short_root_bus;
uint16_t ext_tseg_mbytes;
} MCHPCIState;
typedef struct Q35PCIHost {
/*< private >*/
PCIExpressHost parent_obj;
/*< public >*/
bool pci_hole64_fix;
MCHPCIState mch;
} Q35PCIHost;
#define Q35_MASK(bit, ms_bit, ls_bit) \
((uint##bit##_t)(((1ULL << ((ms_bit) + 1)) - 1) & ~((1ULL << ls_bit) - 1)))
/*
* gmch part
*/
#define MCH_HOST_PROP_RAM_MEM "ram-mem"
#define MCH_HOST_PROP_PCI_MEM "pci-mem"
#define MCH_HOST_PROP_SYSTEM_MEM "system-mem"
#define MCH_HOST_PROP_IO_MEM "io-mem"
/* PCI configuration */
#define MCH_HOST_BRIDGE "MCH"
#define MCH_HOST_BRIDGE_CONFIG_ADDR 0xcf8
#define MCH_HOST_BRIDGE_CONFIG_DATA 0xcfc
/* D0:F0 configuration space */
#define MCH_HOST_BRIDGE_REVISION_DEFAULT 0x0
#define MCH_HOST_BRIDGE_EXT_TSEG_MBYTES 0x50
#define MCH_HOST_BRIDGE_EXT_TSEG_MBYTES_SIZE 2
#define MCH_HOST_BRIDGE_EXT_TSEG_MBYTES_QUERY 0xffff
#define MCH_HOST_BRIDGE_EXT_TSEG_MBYTES_MAX 0xfff
#define MCH_HOST_BRIDGE_SMBASE_SIZE (128 * KiB)
#define MCH_HOST_BRIDGE_SMBASE_ADDR 0x30000
#define MCH_HOST_BRIDGE_F_SMBASE 0x9c
#define MCH_HOST_BRIDGE_F_SMBASE_QUERY 0xff
#define MCH_HOST_BRIDGE_F_SMBASE_IN_RAM 0x01
#define MCH_HOST_BRIDGE_F_SMBASE_LCK 0x02
#define MCH_HOST_BRIDGE_PCIEXBAR 0x60 /* 64bit register */
#define MCH_HOST_BRIDGE_PCIEXBAR_SIZE 8 /* 64bit register */
#define MCH_HOST_BRIDGE_PCIEXBAR_DEFAULT 0xb0000000
#define MCH_HOST_BRIDGE_PCIEXBAR_MAX (0x10000000) /* 256M */
#define MCH_HOST_BRIDGE_PCIEXBAR_ADMSK Q35_MASK(64, 35, 28)
#define MCH_HOST_BRIDGE_PCIEXBAR_128ADMSK ((uint64_t)(1 << 26))
#define MCH_HOST_BRIDGE_PCIEXBAR_64ADMSK ((uint64_t)(1 << 25))
#define MCH_HOST_BRIDGE_PCIEXBAR_LENGTH_MASK ((uint64_t)(0x3 << 1))
#define MCH_HOST_BRIDGE_PCIEXBAR_LENGTH_256M ((uint64_t)(0x0 << 1))
#define MCH_HOST_BRIDGE_PCIEXBAR_LENGTH_128M ((uint64_t)(0x1 << 1))
#define MCH_HOST_BRIDGE_PCIEXBAR_LENGTH_64M ((uint64_t)(0x2 << 1))
#define MCH_HOST_BRIDGE_PCIEXBAR_LENGTH_RVD ((uint64_t)(0x3 << 1))
#define MCH_HOST_BRIDGE_PCIEXBAREN ((uint64_t)1)
#define MCH_HOST_BRIDGE_PAM_NB 7
#define MCH_HOST_BRIDGE_PAM_SIZE 7
#define MCH_HOST_BRIDGE_PAM0 0x90
#define MCH_HOST_BRIDGE_PAM_BIOS_AREA 0xf0000
#define MCH_HOST_BRIDGE_PAM_AREA_SIZE 0x10000 /* 16KB */
#define MCH_HOST_BRIDGE_PAM1 0x91
#define MCH_HOST_BRIDGE_PAM_EXPAN_AREA 0xc0000
#define MCH_HOST_BRIDGE_PAM_EXPAN_SIZE 0x04000
#define MCH_HOST_BRIDGE_PAM2 0x92
#define MCH_HOST_BRIDGE_PAM3 0x93
#define MCH_HOST_BRIDGE_PAM4 0x94
#define MCH_HOST_BRIDGE_PAM_EXBIOS_AREA 0xe0000
#define MCH_HOST_BRIDGE_PAM_EXBIOS_SIZE 0x04000
#define MCH_HOST_BRIDGE_PAM5 0x95
#define MCH_HOST_BRIDGE_PAM6 0x96
#define MCH_HOST_BRIDGE_PAM_WE_HI ((uint8_t)(0x2 << 4))
#define MCH_HOST_BRIDGE_PAM_RE_HI ((uint8_t)(0x1 << 4))
#define MCH_HOST_BRIDGE_PAM_HI_MASK ((uint8_t)(0x3 << 4))
#define MCH_HOST_BRIDGE_PAM_WE_LO ((uint8_t)0x2)
#define MCH_HOST_BRIDGE_PAM_RE_LO ((uint8_t)0x1)
#define MCH_HOST_BRIDGE_PAM_LO_MASK ((uint8_t)0x3)
#define MCH_HOST_BRIDGE_PAM_WE ((uint8_t)0x2)
#define MCH_HOST_BRIDGE_PAM_RE ((uint8_t)0x1)
#define MCH_HOST_BRIDGE_PAM_MASK ((uint8_t)0x3)
#define MCH_HOST_BRIDGE_SMRAM 0x9d
#define MCH_HOST_BRIDGE_SMRAM_SIZE 2
#define MCH_HOST_BRIDGE_SMRAM_D_OPEN ((uint8_t)(1 << 6))
#define MCH_HOST_BRIDGE_SMRAM_D_CLS ((uint8_t)(1 << 5))
#define MCH_HOST_BRIDGE_SMRAM_D_LCK ((uint8_t)(1 << 4))
#define MCH_HOST_BRIDGE_SMRAM_G_SMRAME ((uint8_t)(1 << 3))
#define MCH_HOST_BRIDGE_SMRAM_C_BASE_SEG_MASK ((uint8_t)0x7)
#define MCH_HOST_BRIDGE_SMRAM_C_BASE_SEG ((uint8_t)0x2) /* hardwired to b010 */
#define MCH_HOST_BRIDGE_SMRAM_C_BASE 0xa0000
#define MCH_HOST_BRIDGE_SMRAM_C_END 0xc0000
#define MCH_HOST_BRIDGE_SMRAM_C_SIZE 0x20000
#define MCH_HOST_BRIDGE_UPPER_SYSTEM_BIOS_END 0x100000
#define MCH_HOST_BRIDGE_SMRAM_DEFAULT \
MCH_HOST_BRIDGE_SMRAM_C_BASE_SEG
#define MCH_HOST_BRIDGE_SMRAM_WMASK \
(MCH_HOST_BRIDGE_SMRAM_D_OPEN | \
MCH_HOST_BRIDGE_SMRAM_D_CLS | \
MCH_HOST_BRIDGE_SMRAM_D_LCK | \
MCH_HOST_BRIDGE_SMRAM_G_SMRAME)
#define MCH_HOST_BRIDGE_SMRAM_WMASK_LCK \
MCH_HOST_BRIDGE_SMRAM_D_CLS
#define MCH_HOST_BRIDGE_ESMRAMC 0x9e
#define MCH_HOST_BRIDGE_ESMRAMC_H_SMRAME ((uint8_t)(1 << 7))
#define MCH_HOST_BRIDGE_ESMRAMC_E_SMERR ((uint8_t)(1 << 6))
#define MCH_HOST_BRIDGE_ESMRAMC_SM_CACHE ((uint8_t)(1 << 5))
#define MCH_HOST_BRIDGE_ESMRAMC_SM_L1 ((uint8_t)(1 << 4))
#define MCH_HOST_BRIDGE_ESMRAMC_SM_L2 ((uint8_t)(1 << 3))
#define MCH_HOST_BRIDGE_ESMRAMC_TSEG_SZ_MASK ((uint8_t)(0x3 << 1))
#define MCH_HOST_BRIDGE_ESMRAMC_TSEG_SZ_1MB ((uint8_t)(0x0 << 1))
#define MCH_HOST_BRIDGE_ESMRAMC_TSEG_SZ_2MB ((uint8_t)(0x1 << 1))
#define MCH_HOST_BRIDGE_ESMRAMC_TSEG_SZ_8MB ((uint8_t)(0x2 << 1))
#define MCH_HOST_BRIDGE_ESMRAMC_T_EN ((uint8_t)1)
#define MCH_HOST_BRIDGE_ESMRAMC_DEFAULT \
(MCH_HOST_BRIDGE_ESMRAMC_SM_CACHE | \
MCH_HOST_BRIDGE_ESMRAMC_SM_L1 | \
MCH_HOST_BRIDGE_ESMRAMC_SM_L2)
#define MCH_HOST_BRIDGE_ESMRAMC_WMASK \
(MCH_HOST_BRIDGE_ESMRAMC_H_SMRAME | \
MCH_HOST_BRIDGE_ESMRAMC_TSEG_SZ_MASK | \
MCH_HOST_BRIDGE_ESMRAMC_T_EN)
#define MCH_HOST_BRIDGE_ESMRAMC_WMASK_LCK 0
/* D1:F0 PCIE* port*/
#define MCH_PCIE_DEV 1
#define MCH_PCIE_FUNC 0
uint64_t mch_mcfg_base(void);
/*
* Arbitrary but unique BNF number for IOAPIC device.
*
* TODO: make sure there would have no conflict with real PCI bus
*/
#define Q35_PSEUDO_BUS_PLATFORM (0xff)
#define Q35_PSEUDO_DEVFN_IOAPIC (0x00)
#endif /* HW_Q35_H */
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