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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" | |
7948b4b0 | 15 | #include "hw/boards.h" |
9c17d615 PB |
16 | #include "sysemu/device_tree.h" |
17 | #include "hw/pci/pci.h" | |
0d09e41a | 18 | #include "hw/ppc/openpic.h" |
3b961124 | 19 | #include "kvm_ppc.h" |
4d5c29ca SW |
20 | |
21 | static void e500plat_fixup_devtree(PPCE500Params *params, void *fdt) | |
22 | { | |
23 | const char model[] = "QEMU ppce500"; | |
24 | const char compatible[] = "fsl,qemu-e500"; | |
25 | ||
5a4348d1 PC |
26 | qemu_fdt_setprop(fdt, "/", "model", model, sizeof(model)); |
27 | qemu_fdt_setprop(fdt, "/", "compatible", compatible, | |
28 | sizeof(compatible)); | |
4d5c29ca SW |
29 | } |
30 | ||
3ef96221 | 31 | static void e500plat_init(MachineState *machine) |
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32 | { |
33 | PPCE500Params params = { | |
3bb7e02a AG |
34 | .pci_first_slot = 0x1, |
35 | .pci_nr_slots = PCI_SLOT_MAX - 1, | |
4d5c29ca | 36 | .fixup_devtree = e500plat_fixup_devtree, |
f5fba9d2 | 37 | .mpic_version = OPENPIC_MODEL_FSL_MPIC_42, |
4d5c29ca SW |
38 | }; |
39 | ||
3b961124 SY |
40 | /* Older KVM versions don't support EPR which breaks guests when we announce |
41 | MPIC variants that support EPR. Revert to an older one for those */ | |
42 | if (kvm_enabled() && !kvmppc_has_cap_epr()) { | |
43 | params.mpic_version = OPENPIC_MODEL_FSL_MPIC_20; | |
44 | } | |
45 | ||
3ef96221 | 46 | ppce500_init(machine, ¶ms); |
4d5c29ca SW |
47 | } |
48 | ||
49 | static QEMUMachine e500plat_machine = { | |
50 | .name = "ppce500", | |
51 | .desc = "generic paravirt e500 platform", | |
52 | .init = e500plat_init, | |
f5fba9d2 | 53 | .max_cpus = 32, |
4d5c29ca SW |
54 | }; |
55 | ||
56 | static void e500plat_machine_init(void) | |
57 | { | |
58 | qemu_register_machine(&e500plat_machine); | |
59 | } | |
60 | ||
61 | machine_init(e500plat_machine_init); |