diff options
Diffstat (limited to 'arch/x86/include')
| -rw-r--r-- | arch/x86/include/asm/lguest.h | 7 | ||||
| -rw-r--r-- | arch/x86/include/asm/lguest_hcall.h | 15 | ||||
| -rw-r--r-- | arch/x86/include/asm/pgtable_32_types.h | 4 |
3 files changed, 19 insertions, 7 deletions
diff --git a/arch/x86/include/asm/lguest.h b/arch/x86/include/asm/lguest.h index 1caf57628b9c..313389cd50d2 100644 --- a/arch/x86/include/asm/lguest.h +++ b/arch/x86/include/asm/lguest.h @@ -17,8 +17,13 @@ /* Pages for switcher itself, then two pages per cpu */ #define TOTAL_SWITCHER_PAGES (SHARED_SWITCHER_PAGES + 2 * nr_cpu_ids) -/* We map at -4M for ease of mapping into the guest (one PTE page). */ +/* We map at -4M (-2M when PAE is activated) for ease of mapping + * into the guest (one PTE page). */ +#ifdef CONFIG_X86_PAE +#define SWITCHER_ADDR 0xFFE00000 +#else #define SWITCHER_ADDR 0xFFC00000 +#endif /* Found in switcher.S */ extern unsigned long default_idt_entries[]; diff --git a/arch/x86/include/asm/lguest_hcall.h b/arch/x86/include/asm/lguest_hcall.h index faae1996487b..d31c4a684078 100644 --- a/arch/x86/include/asm/lguest_hcall.h +++ b/arch/x86/include/asm/lguest_hcall.h @@ -12,11 +12,13 @@ #define LHCALL_TS 8 #define LHCALL_SET_CLOCKEVENT 9 #define LHCALL_HALT 10 +#define LHCALL_SET_PMD 13 #define LHCALL_SET_PTE 14 -#define LHCALL_SET_PMD 15 +#define LHCALL_SET_PGD 15 #define LHCALL_LOAD_TLS 16 #define LHCALL_NOTIFY 17 #define LHCALL_LOAD_GDT_ENTRY 18 +#define LHCALL_SEND_INTERRUPTS 19 #define LGUEST_TRAP_ENTRY 0x1F @@ -32,10 +34,10 @@ * operations? There are two ways: the direct way is to make a "hypercall", * to make requests of the Host Itself. * - * We use the KVM hypercall mechanism. Eighteen hypercalls are + * We use the KVM hypercall mechanism. Seventeen hypercalls are * available: the hypercall number is put in the %eax register, and the - * arguments (when required) are placed in %ebx, %ecx and %edx. If a return - * value makes sense, it's returned in %eax. + * arguments (when required) are placed in %ebx, %ecx, %edx and %esi. + * If a return value makes sense, it's returned in %eax. * * Grossly invalid calls result in Sudden Death at the hands of the vengeful * Host, rather than returning failure. This reflects Winston Churchill's @@ -47,8 +49,9 @@ #define LHCALL_RING_SIZE 64 struct hcall_args { - /* These map directly onto eax, ebx, ecx, edx in struct lguest_regs */ - unsigned long arg0, arg1, arg2, arg3; + /* These map directly onto eax, ebx, ecx, edx and esi + * in struct lguest_regs */ + unsigned long arg0, arg1, arg2, arg3, arg4; }; #endif /* !__ASSEMBLY__ */ diff --git a/arch/x86/include/asm/pgtable_32_types.h b/arch/x86/include/asm/pgtable_32_types.h index 2733fad45f98..5e67c1532314 100644 --- a/arch/x86/include/asm/pgtable_32_types.h +++ b/arch/x86/include/asm/pgtable_32_types.h @@ -46,6 +46,10 @@ extern bool __vmalloc_start_set; /* set once high_memory is set */ # define VMALLOC_END (FIXADDR_START - 2 * PAGE_SIZE) #endif +#define MODULES_VADDR VMALLOC_START +#define MODULES_END VMALLOC_END +#define MODULES_LEN (MODULES_VADDR - MODULES_END) + #define MAXMEM (VMALLOC_END - PAGE_OFFSET - __VMALLOC_RESERVE) #endif /* _ASM_X86_PGTABLE_32_DEFS_H */ |