xref: /openbmc/qemu/hw/ppc/ppc405.h (revision 8f4bcbcf)
1 /*
2  * QEMU PowerPC 405 shared definitions
3  *
4  * Copyright (c) 2007 Jocelyn Mayer
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to deal
8  * in the Software without restriction, including without limitation the rights
9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22  * THE SOFTWARE.
23  */
24 
25 #ifndef PPC405_H
26 #define PPC405_H
27 
28 #include "qom/object.h"
29 #include "hw/ppc/ppc4xx.h"
30 #include "hw/intc/ppc-uic.h"
31 #include "hw/i2c/ppc4xx_i2c.h"
32 
33 /* PLB to OPB bridge */
34 #define TYPE_PPC405_POB "ppc405-pob"
35 OBJECT_DECLARE_SIMPLE_TYPE(Ppc405PobState, PPC405_POB);
36 struct Ppc405PobState {
37     Ppc4xxDcrDeviceState parent_obj;
38 
39     uint32_t bear;
40     uint32_t besr0;
41     uint32_t besr1;
42 };
43 
44 /* OPB arbitrer */
45 #define TYPE_PPC405_OPBA "ppc405-opba"
46 OBJECT_DECLARE_SIMPLE_TYPE(Ppc405OpbaState, PPC405_OPBA);
47 struct Ppc405OpbaState {
48     SysBusDevice parent_obj;
49 
50     MemoryRegion io;
51     uint8_t cr;
52     uint8_t pr;
53 };
54 
55 /* DMA controller */
56 #define TYPE_PPC405_DMA "ppc405-dma"
57 OBJECT_DECLARE_SIMPLE_TYPE(Ppc405DmaState, PPC405_DMA);
58 struct Ppc405DmaState {
59     Ppc4xxDcrDeviceState parent_obj;
60 
61     qemu_irq irqs[4];
62     uint32_t cr[4];
63     uint32_t ct[4];
64     uint32_t da[4];
65     uint32_t sa[4];
66     uint32_t sg[4];
67     uint32_t sr;
68     uint32_t sgc;
69     uint32_t slp;
70     uint32_t pol;
71 };
72 
73 /* GPIO */
74 #define TYPE_PPC405_GPIO "ppc405-gpio"
75 OBJECT_DECLARE_SIMPLE_TYPE(Ppc405GpioState, PPC405_GPIO);
76 struct Ppc405GpioState {
77     SysBusDevice parent_obj;
78 
79     MemoryRegion io;
80     uint32_t or;
81     uint32_t tcr;
82     uint32_t osrh;
83     uint32_t osrl;
84     uint32_t tsrh;
85     uint32_t tsrl;
86     uint32_t odr;
87     uint32_t ir;
88     uint32_t rr1;
89     uint32_t isr1h;
90     uint32_t isr1l;
91 };
92 
93 /* On Chip Memory */
94 #define TYPE_PPC405_OCM "ppc405-ocm"
95 OBJECT_DECLARE_SIMPLE_TYPE(Ppc405OcmState, PPC405_OCM);
96 struct Ppc405OcmState {
97     Ppc4xxDcrDeviceState parent_obj;
98 
99     MemoryRegion ram;
100     MemoryRegion isarc_ram;
101     MemoryRegion dsarc_ram;
102     uint32_t isarc;
103     uint32_t isacntl;
104     uint32_t dsarc;
105     uint32_t dsacntl;
106 };
107 
108 /* General purpose timers */
109 #define TYPE_PPC405_GPT "ppc405-gpt"
110 OBJECT_DECLARE_SIMPLE_TYPE(Ppc405GptState, PPC405_GPT);
111 struct Ppc405GptState {
112     SysBusDevice parent_obj;
113 
114     MemoryRegion iomem;
115 
116     int64_t tb_offset;
117     uint32_t tb_freq;
118     QEMUTimer *timer;
119     qemu_irq irqs[5];
120     uint32_t oe;
121     uint32_t ol;
122     uint32_t im;
123     uint32_t is;
124     uint32_t ie;
125     uint32_t comp[5];
126     uint32_t mask[5];
127 };
128 
129 #define TYPE_PPC405_CPC "ppc405-cpc"
130 OBJECT_DECLARE_SIMPLE_TYPE(Ppc405CpcState, PPC405_CPC);
131 
132 enum {
133     PPC405EP_CPU_CLK   = 0,
134     PPC405EP_PLB_CLK   = 1,
135     PPC405EP_OPB_CLK   = 2,
136     PPC405EP_EBC_CLK   = 3,
137     PPC405EP_MAL_CLK   = 4,
138     PPC405EP_PCI_CLK   = 5,
139     PPC405EP_UART0_CLK = 6,
140     PPC405EP_UART1_CLK = 7,
141     PPC405EP_CLK_NB    = 8,
142 };
143 
144 struct Ppc405CpcState {
145     Ppc4xxDcrDeviceState parent_obj;
146 
147     uint32_t sysclk;
148     clk_setup_t clk_setup[PPC405EP_CLK_NB];
149     uint32_t boot;
150     uint32_t epctl;
151     uint32_t pllmr[2];
152     uint32_t ucr;
153     uint32_t srr;
154     uint32_t jtagid;
155     uint32_t pci;
156     /* Clock and power management */
157     uint32_t er;
158     uint32_t fr;
159     uint32_t sr;
160 };
161 
162 #define TYPE_PPC405_SOC "ppc405-soc"
163 OBJECT_DECLARE_SIMPLE_TYPE(Ppc405SoCState, PPC405_SOC);
164 
165 struct Ppc405SoCState {
166     /* Private */
167     DeviceState parent_obj;
168 
169     /* Public */
170     PowerPCCPU cpu;
171     PPCUIC uic;
172     Ppc405CpcState cpc;
173     Ppc405GptState gpt;
174     Ppc405OcmState ocm;
175     Ppc405GpioState gpio;
176     Ppc405DmaState dma;
177     PPC4xxI2CState i2c;
178     Ppc4xxEbcState ebc;
179     Ppc405OpbaState opba;
180     Ppc405PobState pob;
181     Ppc4xxPlbState plb;
182     Ppc4xxMalState mal;
183     Ppc4xxSdramDdrState sdram;
184 };
185 
186 #endif /* PPC405_H */
187