1 /* 2 * Generic device-tree-driven paravirt PPC e500 platform 3 * 4 * Copyright 2012 Freescale Semiconductor, Inc. 5 * 6 * This is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 */ 11 12 #include "config.h" 13 #include "qemu-common.h" 14 #include "e500.h" 15 #include "../boards.h" 16 #include "device_tree.h" 17 18 static void e500plat_fixup_devtree(PPCE500Params *params, void *fdt) 19 { 20 const char model[] = "QEMU ppce500"; 21 const char compatible[] = "fsl,qemu-e500"; 22 23 qemu_devtree_setprop(fdt, "/", "model", model, sizeof(model)); 24 qemu_devtree_setprop(fdt, "/", "compatible", compatible, 25 sizeof(compatible)); 26 } 27 28 static void e500plat_init(QEMUMachineInitArgs *args) 29 { 30 ram_addr_t ram_size = args->ram_size; 31 const char *boot_device = args->boot_device; 32 const char *cpu_model = args->cpu_model; 33 const char *kernel_filename = args->kernel_filename; 34 const char *kernel_cmdline = args->kernel_cmdline; 35 const char *initrd_filename = args->initrd_filename; 36 PPCE500Params params = { 37 .ram_size = ram_size, 38 .boot_device = boot_device, 39 .kernel_filename = kernel_filename, 40 .kernel_cmdline = kernel_cmdline, 41 .initrd_filename = initrd_filename, 42 .cpu_model = cpu_model, 43 .fixup_devtree = e500plat_fixup_devtree, 44 }; 45 46 ppce500_init(¶ms); 47 } 48 49 static QEMUMachine e500plat_machine = { 50 .name = "ppce500", 51 .desc = "generic paravirt e500 platform", 52 .init = e500plat_init, 53 .max_cpus = 15, 54 }; 55 56 static void e500plat_machine_init(void) 57 { 58 qemu_register_machine(&e500plat_machine); 59 } 60 61 machine_init(e500plat_machine_init); 62