X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fvmm_config.c;h=5bac0d43882046a65cdd5fa6d77475e7364f9d84;hb=f9bb3db89469169bb5775dc031d89e570c6fed70;hp=65c6eff29399362cf9835e8937fa5257597ba910;hpb=c373d9a80b116014c546e7761982fedf7419664b;p=palacios-OLD.git diff --git a/palacios/src/palacios/vmm_config.c b/palacios/src/palacios/vmm_config.c index 65c6eff..5bac0d4 100644 --- a/palacios/src/palacios/vmm_config.c +++ b/palacios/src/palacios/vmm_config.c @@ -1,3 +1,6 @@ +/* Northwestern University */ +/* (c) 2008, Jack Lange */ + #include #include #include @@ -13,14 +16,14 @@ static int mem_test_read(addr_t guest_addr, void * dst, uint_t length, void * priv_data) { - int foo = 20; + int foo = 20; memcpy(dst, &foo, length); PrintDebug("Passthrough mem read returning: %d (length=%d)\n", foo + (guest_addr & 0xfff), length); return length; - } +} static int passthrough_mem_read(addr_t guest_addr, void * dst, uint_t length, void * priv_data) { memcpy(dst, (void*)guest_addr, length); @@ -33,6 +36,24 @@ static int passthrough_mem_write(addr_t guest_addr, void * src, uint_t length, v } +/*static int IO_Read(ushort_t port, void * dst, uint_t length, void * priv_data) { + + struct guest_info * info = priv_data; + ulong_t tsc_spread = 0; + ullong_t exit_tsc = 0; + + + *(ulong_t *)(&exit_tsc) = info->vm_regs.rbx; + *(ulong_t *)((&exit_tsc) + 4) = info->vm_regs.rcx; + tsc_spread = info->exit_tsc - exit_tsc; + + PrintError("IOREAD tsc diff = %lu\n",tsc_spread); + info->rip += 3; + + + return 1; +} +*/ int config_guest(struct guest_info * info, void * config_ptr) { @@ -98,9 +119,11 @@ int config_guest(struct guest_info * info, void * config_ptr) { // add_shadow_region_passthrough(info, 0x0, 0xa0000, (addr_t)V3_AllocPages(160)); - //add_shadow_region_passthrough(info, 0xa0000, 0xc0000, 0xa0000); - hook_guest_mem(info, 0xa0000, 0xc0000, passthrough_mem_read, passthrough_mem_write, NULL); - + if (1) { + add_shadow_region_passthrough(info, 0xa0000, 0xc0000, 0xa0000); + } else { + hook_guest_mem(info, 0xa0000, 0xc0000, passthrough_mem_read, passthrough_mem_write, NULL); + } // TEMP //add_shadow_region_passthrough(info, 0xc0000, 0xc8000, 0xc0000); @@ -116,16 +139,15 @@ int config_guest(struct guest_info * info, void * config_ptr) { } - - // add_shadow_region_passthrough(info, 0x100000, 0x1000000, (addr_t)V3_AllocPages(4096)); - { + if (1) { + add_shadow_region_passthrough(info, 0x100000, 0x1000000, (addr_t)V3_AllocPages(4096)); + } else { /* MEMORY HOOK TEST */ add_shadow_region_passthrough(info, 0x100000, 0xa00000, (addr_t)V3_AllocPages(2304)); - hook_guest_mem(info, 0xa00000, 0xa01000, mem_test_read, passthrough_mem_write, NULL); - + hook_guest_mem(info, 0xa00000, 0xa01000, mem_test_read, passthrough_mem_write, NULL); add_shadow_region_passthrough(info, 0xa01000, 0x1000000, (addr_t)V3_AllocPages(1791)); - } + add_shadow_region_passthrough(info, 0x1000000, 0x8000000, (addr_t)V3_AllocPages(32768)); // test - give linux accesss to PCI space - PAD @@ -167,7 +189,7 @@ int config_guest(struct guest_info * info, void * config_ptr) { #endif -#if 0 +#if 1 // Make the Serial ports invisible {0x3f8, 0x3f8+7, GENERIC_PRINT_AND_IGNORE}, // COM 1 @@ -184,7 +206,7 @@ int config_guest(struct guest_info * info, void * config_ptr) { {0xcfc, 0xcfc, GENERIC_PRINT_AND_IGNORE}, // PCI Config Data #endif -#if 0 +#if 1 // Monitor the IDE controllers (very slow) @@ -294,6 +316,8 @@ int config_guest(struct guest_info * info, void * config_ptr) { #endif + //v3_hook_io_port(info, 1234, &IO_Read, NULL, info); + info->rip = 0xfff0; info->vm_regs.rsp = 0x0; @@ -356,6 +380,8 @@ int config_guest(struct guest_info * info, void * config_ptr) { v3_hook_io_port(&vm_info, 0x61, &IO_Read, &IO_Write, NULL); v3_hook_io_port(&vm_info, 0x05, &IO_Read, &IO_Write_to_Serial, NULL); + + /* vm_info.cr0 = 0; vm_info.cs.base=0xf000;