xref: /openbmc/qemu/include/hw/misc/macio/macio.h (revision 05caa062)
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_device.h"
31 #include "hw/ide/ide-bus.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/nvram/mac_nvram.h"
37 #include "hw/ppc/mac_dbdma.h"
38 #include "hw/ppc/openpic.h"
39 #include "qom/object.h"
40 
41 /* Old World IRQs */
42 #define OLDWORLD_CUDA_IRQ      0x12
43 #define OLDWORLD_ESCCB_IRQ     0x10
44 #define OLDWORLD_ESCCA_IRQ     0xf
45 #define OLDWORLD_IDE0_IRQ      0xd
46 #define OLDWORLD_IDE0_DMA_IRQ  0x2
47 #define OLDWORLD_IDE1_IRQ      0xe
48 #define OLDWORLD_IDE1_DMA_IRQ  0x3
49 
50 /* New World IRQs */
51 #define NEWWORLD_CUDA_IRQ      0x19
52 #define NEWWORLD_PMU_IRQ       0x19
53 #define NEWWORLD_ESCCB_IRQ     0x24
54 #define NEWWORLD_ESCCA_IRQ     0x25
55 #define NEWWORLD_IDE0_IRQ      0xd
56 #define NEWWORLD_IDE0_DMA_IRQ  0x2
57 #define NEWWORLD_IDE1_IRQ      0xe
58 #define NEWWORLD_IDE1_DMA_IRQ  0x3
59 #define NEWWORLD_EXTING_GPIO1  0x2f
60 #define NEWWORLD_EXTING_GPIO9  0x37
61 
62 /* MacIO virtual bus */
63 #define TYPE_MACIO_BUS "macio-bus"
64 OBJECT_DECLARE_SIMPLE_TYPE(MacIOBusState, MACIO_BUS)
65 
66 struct MacIOBusState {
67     /*< private >*/
68     BusState parent_obj;
69 };
70 
71 /* MacIO IDE */
72 #define TYPE_MACIO_IDE "macio-ide"
73 OBJECT_DECLARE_SIMPLE_TYPE(MACIOIDEState, MACIO_IDE)
74 
75 struct MACIOIDEState {
76     /*< private >*/
77     SysBusDevice parent_obj;
78     /*< public >*/
79     uint32_t addr;
80     uint32_t channel;
81     qemu_irq real_ide_irq;
82     qemu_irq real_dma_irq;
83 
84     MemoryRegion mem;
85     IDEBus bus;
86     IDEDMA dma;
87     void *dbdma;
88     bool dma_active;
89     uint32_t timing_reg;
90     uint32_t irq_reg;
91 };
92 
93 #define MACIO_IDE_PMAC_NIRQS 2
94 
95 #define MACIO_IDE_PMAC_DMA_IRQ 0
96 #define MACIO_IDE_PMAC_IDE_IRQ 1
97 
98 void macio_ide_init_drives(MACIOIDEState *ide, DriveInfo **hd_table);
99 void macio_ide_register_dma(MACIOIDEState *ide);
100 
101 #define TYPE_MACIO "macio"
102 OBJECT_DECLARE_SIMPLE_TYPE(MacIOState, MACIO)
103 
104 struct MacIOState {
105     /*< private >*/
106     PCIDevice parent;
107     /*< public >*/
108 
109     MacIOBusState macio_bus;
110     MemoryRegion bar;
111     CUDAState cuda;
112     PMUState pmu;
113     DBDMAState dbdma;
114     ESCCState escc;
115     uint64_t frequency;
116 };
117 
118 #define TYPE_OLDWORLD_MACIO "macio-oldworld"
119 OBJECT_DECLARE_SIMPLE_TYPE(OldWorldMacIOState, OLDWORLD_MACIO)
120 
121 struct OldWorldMacIOState {
122     /*< private >*/
123     MacIOState parent_obj;
124     /*< public >*/
125 
126     HeathrowState pic;
127 
128     MacIONVRAMState nvram;
129     MACIOIDEState ide[2];
130 };
131 
132 #define TYPE_NEWWORLD_MACIO "macio-newworld"
133 OBJECT_DECLARE_SIMPLE_TYPE(NewWorldMacIOState, NEWWORLD_MACIO)
134 
135 struct NewWorldMacIOState {
136     /*< private >*/
137     MacIOState parent_obj;
138     /*< public >*/
139 
140     bool has_pmu;
141     bool has_adb;
142     OpenPICState pic;
143     MACIOIDEState ide[2];
144     MacIOGPIOState gpio;
145 };
146 
147 #endif /* MACIO_H */
148