From 3e83b579d0e9368f0f8223c24eac9898b9623aa2 Mon Sep 17 00:00:00 2001 From: Sheng Yang Date: Fri, 14 Sep 2007 09:51:54 +0800 Subject: [PATCH] Add a slot for apic access usage, not elegant but no choice --- user/kvmctl.c | 13 +++++++++++++ 1 files changed, 13 insertions(+), 0 deletions(-) diff --git a/user/kvmctl.c b/user/kvmctl.c index f358dc1..7e75945 100644 --- a/user/kvmctl.c +++ b/user/kvmctl.c @@ -248,6 +248,7 @@ int kvm_create(kvm_context_t kvm, unsigned long phys_mem_bytes, void **vm_mem) unsigned long dosmem = 0xa0000; unsigned long exmem = 0xc0000; unsigned long pcimem = 0xf0000000; + unsigned long apicmem= 0xfee00000; unsigned long memory = (phys_mem_bytes + PAGE_SIZE - 1) & PAGE_MASK; int fd = kvm->fd; int zfd; @@ -267,6 +268,11 @@ int kvm_create(kvm_context_t kvm, unsigned long phys_mem_bytes, void **vm_mem) .memory_size = memory < pcimem ? 0 : memory - pcimem, .guest_phys_addr = 0x100000000, }; + struct kvm_memory_region apic_memory = { + .slot = 5, + .memory_size = PAGE_SIZE, + .guest_phys_addr = apicmem, + }; if (memory >= pcimem) extended_memory.memory_size = pcimem - exmem; @@ -302,9 +308,16 @@ int kvm_create(kvm_context_t kvm, unsigned long phys_mem_bytes, void **vm_mem) } } + r = ioctl(fd, KVM_SET_MEMORY_REGION, &apic_memory); + if (r == -1) { + fprintf(stderr, "kvm_create_memory_region: %m\n"); + return -1; + } + kvm_memory_region_save_params(kvm, &low_memory); kvm_memory_region_save_params(kvm, &extended_memory); kvm_memory_region_save_params(kvm, &above_4g_memory); + kvm_memory_region_save_params(kvm, &apic_memory); *vm_mem = mmap(NULL, memory, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0); if (*vm_mem == MAP_FAILED) { -- 1.5.2