xref: /openbmc/qemu/include/hw/misc/macio/macio.h (revision ad1a706f)
1 /*
2  * PowerMac MacIO device emulation
3  *
4  * Copyright (c) 2005-2007 Fabrice Bellard
5  * Copyright (c) 2007 Jocelyn Mayer
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a copy
8  * of this software and associated documentation files (the "Software"), to deal
9  * in the Software without restriction, including without limitation the rights
10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11  * copies of the Software, and to permit persons to whom the Software is
12  * furnished to do so, subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be included in
15  * all copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23  * THE SOFTWARE.
24  */
25 
26 #ifndef MACIO_H
27 #define MACIO_H
28 
29 #include "hw/char/escc.h"
30 #include "hw/pci/pci.h"
31 #include "hw/ide/internal.h"
32 #include "hw/intc/heathrow_pic.h"
33 #include "hw/misc/macio/cuda.h"
34 #include "hw/misc/macio/gpio.h"
35 #include "hw/misc/macio/pmu.h"
36 #include "hw/ppc/mac.h"
37 #include "hw/ppc/mac_dbdma.h"
38 #include "hw/ppc/openpic.h"
39 #include "qom/object.h"
40 
41 /* MacIO virtual bus */
42 #define TYPE_MACIO_BUS "macio-bus"
43 OBJECT_DECLARE_SIMPLE_TYPE(MacIOBusState, MACIO_BUS)
44 
45 struct MacIOBusState {
46     /*< private >*/
47     BusState parent_obj;
48 };
49 
50 /* MacIO IDE */
51 #define TYPE_MACIO_IDE "macio-ide"
52 OBJECT_DECLARE_SIMPLE_TYPE(MACIOIDEState, MACIO_IDE)
53 
54 struct MACIOIDEState {
55     /*< private >*/
56     SysBusDevice parent_obj;
57     /*< public >*/
58     uint32_t addr;
59     uint32_t channel;
60     qemu_irq real_ide_irq;
61     qemu_irq real_dma_irq;
62     qemu_irq ide_irq;
63     qemu_irq dma_irq;
64 
65     MemoryRegion mem;
66     IDEBus bus;
67     IDEDMA dma;
68     void *dbdma;
69     bool dma_active;
70     uint32_t timing_reg;
71     uint32_t irq_reg;
72 };
73 
74 void macio_ide_init_drives(MACIOIDEState *ide, DriveInfo **hd_table);
75 void macio_ide_register_dma(MACIOIDEState *ide);
76 
77 #define TYPE_MACIO "macio"
78 OBJECT_DECLARE_SIMPLE_TYPE(MacIOState, MACIO)
79 
80 struct MacIOState {
81     /*< private >*/
82     PCIDevice parent;
83     /*< public >*/
84 
85     MacIOBusState macio_bus;
86     MemoryRegion bar;
87     CUDAState cuda;
88     PMUState pmu;
89     DBDMAState dbdma;
90     ESCCState escc;
91     uint64_t frequency;
92 };
93 
94 #define TYPE_OLDWORLD_MACIO "macio-oldworld"
95 OBJECT_DECLARE_SIMPLE_TYPE(OldWorldMacIOState, OLDWORLD_MACIO)
96 
97 struct OldWorldMacIOState {
98     /*< private >*/
99     MacIOState parent_obj;
100     /*< public >*/
101 
102     HeathrowState pic;
103 
104     MacIONVRAMState nvram;
105     MACIOIDEState ide[2];
106 };
107 
108 #define TYPE_NEWWORLD_MACIO "macio-newworld"
109 OBJECT_DECLARE_SIMPLE_TYPE(NewWorldMacIOState, NEWWORLD_MACIO)
110 
111 struct NewWorldMacIOState {
112     /*< private >*/
113     MacIOState parent_obj;
114     /*< public >*/
115 
116     bool has_pmu;
117     bool has_adb;
118     OpenPICState pic;
119     MACIOIDEState ide[2];
120     MacIOGPIOState gpio;
121 };
122 
123 #endif /* MACIO_H */
124