xref: /openbmc/qemu/include/hw/misc/macio/macio.h (revision 60efffa4)
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 typedef struct MacIOBusState MacIOBusState;
44 DECLARE_INSTANCE_CHECKER(MacIOBusState, MACIO_BUS,
45                          TYPE_MACIO_BUS)
46 
47 struct MacIOBusState {
48     /*< private >*/
49     BusState parent_obj;
50 };
51 
52 /* MacIO IDE */
53 #define TYPE_MACIO_IDE "macio-ide"
54 typedef struct MACIOIDEState MACIOIDEState;
55 DECLARE_INSTANCE_CHECKER(MACIOIDEState, MACIO_IDE,
56                          TYPE_MACIO_IDE)
57 
58 struct MACIOIDEState {
59     /*< private >*/
60     SysBusDevice parent_obj;
61     /*< public >*/
62     uint32_t addr;
63     uint32_t channel;
64     qemu_irq real_ide_irq;
65     qemu_irq real_dma_irq;
66     qemu_irq ide_irq;
67     qemu_irq dma_irq;
68 
69     MemoryRegion mem;
70     IDEBus bus;
71     IDEDMA dma;
72     void *dbdma;
73     bool dma_active;
74     uint32_t timing_reg;
75     uint32_t irq_reg;
76 };
77 
78 void macio_ide_init_drives(MACIOIDEState *ide, DriveInfo **hd_table);
79 void macio_ide_register_dma(MACIOIDEState *ide);
80 
81 #define TYPE_MACIO "macio"
82 typedef struct MacIOState MacIOState;
83 DECLARE_INSTANCE_CHECKER(MacIOState, MACIO,
84                          TYPE_MACIO)
85 
86 struct MacIOState {
87     /*< private >*/
88     PCIDevice parent;
89     /*< public >*/
90 
91     MacIOBusState macio_bus;
92     MemoryRegion bar;
93     CUDAState cuda;
94     PMUState pmu;
95     DBDMAState dbdma;
96     ESCCState escc;
97     uint64_t frequency;
98 };
99 
100 #define TYPE_OLDWORLD_MACIO "macio-oldworld"
101 typedef struct OldWorldMacIOState OldWorldMacIOState;
102 DECLARE_INSTANCE_CHECKER(OldWorldMacIOState, OLDWORLD_MACIO,
103                          TYPE_OLDWORLD_MACIO)
104 
105 struct OldWorldMacIOState {
106     /*< private >*/
107     MacIOState parent_obj;
108     /*< public >*/
109 
110     HeathrowState *pic;
111 
112     MacIONVRAMState nvram;
113     MACIOIDEState ide[2];
114 };
115 
116 #define TYPE_NEWWORLD_MACIO "macio-newworld"
117 typedef struct NewWorldMacIOState NewWorldMacIOState;
118 DECLARE_INSTANCE_CHECKER(NewWorldMacIOState, NEWWORLD_MACIO,
119                          TYPE_NEWWORLD_MACIO)
120 
121 struct NewWorldMacIOState {
122     /*< private >*/
123     MacIOState parent_obj;
124     /*< public >*/
125 
126     bool has_pmu;
127     bool has_adb;
128     OpenPICState *pic;
129     MACIOIDEState ide[2];
130     MacIOGPIOState gpio;
131 };
132 
133 #endif /* MACIO_H */
134