xref: /openbmc/qemu/include/hw/misc/macio/macio.h (revision 2df9f571)
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 
40 /* MacIO virtual bus */
41 #define TYPE_MACIO_BUS "macio-bus"
42 #define MACIO_BUS(obj) OBJECT_CHECK(MacIOBusState, (obj), TYPE_MACIO_BUS)
43 
44 typedef struct MacIOBusState {
45     /*< private >*/
46     BusState parent_obj;
47 } MacIOBusState;
48 
49 /* MacIO IDE */
50 #define TYPE_MACIO_IDE "macio-ide"
51 #define MACIO_IDE(obj) OBJECT_CHECK(MACIOIDEState, (obj), TYPE_MACIO_IDE)
52 
53 typedef struct MACIOIDEState {
54     /*< private >*/
55     SysBusDevice parent_obj;
56     /*< public >*/
57     uint32_t addr;
58     uint32_t channel;
59     qemu_irq real_ide_irq;
60     qemu_irq real_dma_irq;
61     qemu_irq ide_irq;
62     qemu_irq dma_irq;
63 
64     MemoryRegion mem;
65     IDEBus bus;
66     IDEDMA dma;
67     void *dbdma;
68     bool dma_active;
69     uint32_t timing_reg;
70     uint32_t irq_reg;
71 } MACIOIDEState;
72 
73 void macio_ide_init_drives(MACIOIDEState *ide, DriveInfo **hd_table);
74 void macio_ide_register_dma(MACIOIDEState *ide);
75 
76 #define TYPE_MACIO "macio"
77 #define MACIO(obj) OBJECT_CHECK(MacIOState, (obj), TYPE_MACIO)
78 
79 typedef struct MacIOState {
80     /*< private >*/
81     PCIDevice parent;
82     /*< public >*/
83 
84     MacIOBusState macio_bus;
85     MemoryRegion bar;
86     CUDAState cuda;
87     PMUState pmu;
88     DBDMAState dbdma;
89     ESCCState escc;
90     uint64_t frequency;
91 } MacIOState;
92 
93 #define TYPE_OLDWORLD_MACIO "macio-oldworld"
94 #define OLDWORLD_MACIO(obj) \
95     OBJECT_CHECK(OldWorldMacIOState, (obj), TYPE_OLDWORLD_MACIO)
96 
97 typedef struct OldWorldMacIOState {
98     /*< private >*/
99     MacIOState parent_obj;
100     /*< public >*/
101 
102     HeathrowState *pic;
103 
104     MacIONVRAMState nvram;
105     MACIOIDEState ide[2];
106 } OldWorldMacIOState;
107 
108 #define TYPE_NEWWORLD_MACIO "macio-newworld"
109 #define NEWWORLD_MACIO(obj) \
110     OBJECT_CHECK(NewWorldMacIOState, (obj), TYPE_NEWWORLD_MACIO)
111 
112 typedef struct NewWorldMacIOState {
113     /*< private >*/
114     MacIOState parent_obj;
115     /*< public >*/
116 
117     bool has_pmu;
118     bool has_adb;
119     OpenPICState *pic;
120     MACIOIDEState ide[2];
121     MacIOGPIOState gpio;
122 } NewWorldMacIOState;
123 
124 #endif /* MACIO_H */
125