xref: /openbmc/qemu/include/hw/misc/macio/macio.h (revision ba632924)
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/intc/heathrow_pic.h"
31 #include "hw/misc/macio/cuda.h"
32 #include "hw/misc/macio/gpio.h"
33 #include "hw/misc/macio/pmu.h"
34 #include "hw/ppc/mac_dbdma.h"
35 #include "hw/ppc/openpic.h"
36 
37 /* MacIO virtual bus */
38 #define TYPE_MACIO_BUS "macio-bus"
39 #define MACIO_BUS(obj) OBJECT_CHECK(MacIOBusState, (obj), TYPE_MACIO_BUS)
40 
41 typedef struct MacIOBusState {
42     /*< private >*/
43     BusState parent_obj;
44 } MacIOBusState;
45 
46 /* MacIO IDE */
47 #define TYPE_MACIO_IDE "macio-ide"
48 #define MACIO_IDE(obj) OBJECT_CHECK(MACIOIDEState, (obj), TYPE_MACIO_IDE)
49 
50 typedef struct MACIOIDEState {
51     /*< private >*/
52     SysBusDevice parent_obj;
53     /*< public >*/
54     uint32_t addr;
55     uint32_t channel;
56     qemu_irq real_ide_irq;
57     qemu_irq real_dma_irq;
58     qemu_irq ide_irq;
59     qemu_irq dma_irq;
60 
61     MemoryRegion mem;
62     IDEBus bus;
63     IDEDMA dma;
64     void *dbdma;
65     bool dma_active;
66     uint32_t timing_reg;
67     uint32_t irq_reg;
68 } MACIOIDEState;
69 
70 void macio_ide_init_drives(MACIOIDEState *ide, DriveInfo **hd_table);
71 void macio_ide_register_dma(MACIOIDEState *ide);
72 
73 #define TYPE_MACIO "macio"
74 #define MACIO(obj) OBJECT_CHECK(MacIOState, (obj), TYPE_MACIO)
75 
76 typedef struct MacIOState {
77     /*< private >*/
78     PCIDevice parent;
79     /*< public >*/
80 
81     MacIOBusState macio_bus;
82     MemoryRegion bar;
83     CUDAState cuda;
84     PMUState pmu;
85     DBDMAState dbdma;
86     ESCCState escc;
87     uint64_t frequency;
88 } MacIOState;
89 
90 #define TYPE_OLDWORLD_MACIO "macio-oldworld"
91 #define OLDWORLD_MACIO(obj) \
92     OBJECT_CHECK(OldWorldMacIOState, (obj), TYPE_OLDWORLD_MACIO)
93 
94 typedef struct OldWorldMacIOState {
95     /*< private >*/
96     MacIOState parent_obj;
97     /*< public >*/
98 
99     HeathrowState *pic;
100 
101     MacIONVRAMState nvram;
102     MACIOIDEState ide[2];
103 } OldWorldMacIOState;
104 
105 #define TYPE_NEWWORLD_MACIO "macio-newworld"
106 #define NEWWORLD_MACIO(obj) \
107     OBJECT_CHECK(NewWorldMacIOState, (obj), TYPE_NEWWORLD_MACIO)
108 
109 typedef struct NewWorldMacIOState {
110     /*< private >*/
111     MacIOState parent_obj;
112     /*< public >*/
113 
114     bool has_pmu;
115     bool has_adb;
116     OpenPICState *pic;
117     MACIOIDEState ide[2];
118     MacIOGPIOState gpio;
119 } NewWorldMacIOState;
120 
121 #endif /* MACIO_H */
122