NoMali.py revision 11619:8bc53d5565ba 
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36# Authors: Andreas Sandberg
37
38from m5.params import *
39from Device import BasicPioDevice
40from Gic import *
41
42class NoMaliGpuType(Enum): vals = [
43    'T60x',
44    'T62x',
45    'T760',
46    ]
47
48class NoMaliGpu(PioDevice):
49    type = 'NoMaliGpu'
50    cxx_header = "dev/arm/gpu_nomali.hh"
51
52    pio_addr = Param.Addr("Device base address")
53
54    platform = Param.RealView(Parent.any, "Platform this device is part of.")
55
56    gpu_type = Param.NoMaliGpuType("T760", "GPU type")
57    ver_maj = Param.UInt32(0, "GPU Version (Major)")
58    ver_min = Param.UInt32(0, "GPU Version (Minor)")
59    ver_status = Param.UInt32(0, "GPU Version (Status)")
60
61    int_gpu = Param.UInt32("Interrupt number for GPU interrupts")
62    int_job = Param.UInt32("Interrupt number for JOB interrupts")
63    int_mmu = Param.UInt32("Interrupt number for MMU interrupts")
64
65class CustomNoMaliGpu(NoMaliGpu):
66    """Base class for custom NoMali implementation that need to override
67    configuration registers. See CustomNoMaliT760 for a usage example.
68
69    """
70
71    type = 'CustomNoMaliGpu'
72    cxx_header = "dev/arm/gpu_nomali.hh"
73
74    gpu_id = Param.UInt32("")
75    l2_features = Param.UInt32("")
76    tiler_features = Param.UInt32("")
77    mem_features = Param.UInt32("")
78    mmu_features = Param.UInt32("")
79    as_present = Param.UInt32("")
80    js_present = Param.UInt32("")
81
82    thread_max_threads = Param.UInt32("")
83    thread_max_workgroup_size = Param.UInt32("")
84    thread_max_barrier_size = Param.UInt32("")
85    thread_features = Param.UInt32("")
86
87    texture_features = VectorParam.UInt32("")
88    js_features = VectorParam.UInt32("")
89
90    shader_present = Param.UInt64("")
91    tiler_present = Param.UInt64("")
92    l2_present = Param.UInt64("")
93
94class CustomNoMaliT760(CustomNoMaliGpu):
95    """Example NoMali T760 r0p0-0 configuration using the defaults from
96    the NoMali library.
97
98    """
99
100    gpu_id = 0x07500000
101
102    l2_features = 0x07130206
103    tiler_features = 0x00000809
104    mem_features = 0x00000001
105    mmu_features = 0x00002830
106    as_present = 0x000000ff
107    js_present = 0x00000007
108
109    thread_max_threads = 0x00000100
110    thread_max_workgroup_size = 0x00000100
111    thread_max_barrier_size = 0x00000100
112    thread_features = 0x0a040400
113
114    texture_features = [
115        0x00fe001e,
116        0x0000ffff,
117        0x9f81ffff,
118    ]
119    js_features = [
120        0x0000020e,
121        0x000001fe,
122        0x0000007e,
123    ]
124
125    shader_present = 0x0000000f
126    tiler_present = 0x00000001
127    l2_present = 0x00000001
128