1 /* 2 * PPC64 architecture-specific definitions 3 * 4 * Copyright 2011 Matt Evans <matt@ozlabs.org>, IBM Corporation. 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 as published 8 * by the Free Software Foundation. 9 */ 10 11 #ifndef KVM__KVM_ARCH_H 12 #define KVM__KVM_ARCH_H 13 14 #include <stdbool.h> 15 #include <linux/types.h> 16 #include <time.h> 17 18 /* 19 * MMIO lives after RAM, but it'd be nice if it didn't constantly move. 20 * Choose a suitably high address, e.g. 63T... This limits RAM size. 21 */ 22 #define PPC_MMIO_START 0x3F0000000000UL 23 #define PPC_MMIO_SIZE 0x010000000000UL 24 25 #define KERNEL_LOAD_ADDR 0x0000000000000000 26 #define KERNEL_START_ADDR 0x0000000000000000 27 #define KERNEL_SECONDARY_START_ADDR 0x0000000000000060 28 #define INITRD_LOAD_ADDR 0x0000000002800000 29 30 #define RTAS_MAX_SIZE 0x10000 31 32 #define TIMEBASE_FREQ 512000000ULL 33 34 #define KVM_MMIO_START PPC_MMIO_START 35 36 /* 37 * This is the address that pci_get_io_space_block() starts allocating 38 * from. Note that this is a PCI bus address. 39 */ 40 #define KVM_IOPORT_AREA 0x0 41 #define KVM_PCI_CFG_AREA 0x1000000 42 #define KVM_PCI_MMIO_AREA 0x2000000 43 #define KVM_VIRTIO_MMIO_AREA 0x3000000 44 45 #define KVM_IRQ_OFFSET 16 46 47 #define KVM_VM_TYPE 0 48 49 #define KVM_IOEVENTFD_HAS_PIO 0 50 51 #define VIRTIO_DEFAULT_TRANS(kvm) VIRTIO_PCI 52 53 struct spapr_phb; 54 55 struct kvm_arch { 56 u64 sdr1; 57 u32 pvr; 58 unsigned long rtas_gra; 59 unsigned long rtas_size; 60 unsigned long fdt_gra; 61 unsigned long initrd_gra; 62 unsigned long initrd_size; 63 struct icp_state *icp; 64 struct spapr_phb *phb; 65 }; 66 67 #endif /* KVM__KVM_ARCH_H */ 68