xref: /linux/arch/powerpc/platforms/cell/Kconfig (revision e0bf6c5ca2d3281f231c5f0c9bf145e9513644de)
1config PPC_CELL
2	bool
3	default n
4
5config PPC_CELL_COMMON
6	bool
7	select PPC_CELL
8	select PPC_DCR_MMIO
9	select PPC_INDIRECT_PIO
10	select PPC_INDIRECT_MMIO
11	select PPC_NATIVE
12	select PPC_RTAS
13	select IRQ_EDGE_EOI_HANDLER
14
15config PPC_CELL_NATIVE
16	bool
17	select PPC_CELL_COMMON
18	select MPIC
19	select PPC_IO_WORKAROUNDS
20	select IBM_EMAC_EMAC4
21	select IBM_EMAC_RGMII
22	select IBM_EMAC_ZMII #test only
23	select IBM_EMAC_TAH  #test only
24	default n
25
26config PPC_IBM_CELL_BLADE
27	bool "IBM Cell Blade"
28	depends on PPC64 && PPC_BOOK3S
29	select PPC_CELL_NATIVE
30	select PPC_OF_PLATFORM_PCI
31	select PCI
32	select MMIO_NVRAM
33	select PPC_UDBG_16550
34	select UDBG_RTAS_CONSOLE
35
36config PPC_CELLEB
37	bool "Toshiba's Cell Reference Set 'Celleb' Architecture"
38	depends on PPC64 && PPC_BOOK3S
39	select PPC_CELL_NATIVE
40	select PPC_OF_PLATFORM_PCI
41	select PCI
42	select HAS_TXX9_SERIAL
43	select PPC_UDBG_BEAT
44	select USB_OHCI_BIG_ENDIAN_MMIO
45	select USB_EHCI_BIG_ENDIAN_MMIO
46
47config PPC_CELL_QPACE
48	bool "IBM Cell - QPACE"
49	depends on PPC64 && PPC_BOOK3S
50	select PPC_CELL_COMMON
51
52config AXON_MSI
53	bool
54	depends on PPC_IBM_CELL_BLADE && PCI_MSI
55	default y
56
57menu "Cell Broadband Engine options"
58	depends on PPC_CELL
59
60config SPU_FS
61	tristate "SPU file system"
62	default m
63	depends on PPC_CELL
64	select SPU_BASE
65	select MEMORY_HOTPLUG
66	help
67	  The SPU file system is used to access Synergistic Processing
68	  Units on machines implementing the Broadband Processor
69	  Architecture.
70
71config SPU_FS_64K_LS
72	bool "Use 64K pages to map SPE local  store"
73	# we depend on PPC_MM_SLICES for now rather than selecting
74	# it because we depend on hugetlbfs hooks being present. We
75	# will fix that when the generic code has been improved to
76	# not require hijacking hugetlbfs hooks.
77	depends on SPU_FS && PPC_MM_SLICES && !PPC_64K_PAGES
78	default y
79	select PPC_HAS_HASH_64K
80	help
81	  This option causes SPE local stores to be mapped in process
82	  address spaces using 64K pages while the rest of the kernel
83	  uses 4K pages. This can improve performances of applications
84	  using multiple SPEs by lowering the TLB pressure on them.
85
86config SPU_BASE
87	bool
88	default n
89	select PPC_COPRO_BASE
90
91config CBE_RAS
92	bool "RAS features for bare metal Cell BE"
93	depends on PPC_CELL_NATIVE
94	default y
95
96config PPC_IBM_CELL_RESETBUTTON
97	bool "IBM Cell Blade Pinhole reset button"
98	depends on CBE_RAS && PPC_IBM_CELL_BLADE
99	default y
100	help
101	  Support Pinhole Resetbutton on IBM Cell blades.
102	  This adds a method to trigger system reset via front panel pinhole button.
103
104config PPC_IBM_CELL_POWERBUTTON
105	tristate "IBM Cell Blade power button"
106	depends on PPC_IBM_CELL_BLADE && INPUT_EVDEV
107	default y
108	help
109	  Support Powerbutton on IBM Cell blades.
110	  This will enable the powerbutton as an input device.
111
112config CBE_THERM
113	tristate "CBE thermal support"
114	default m
115	depends on CBE_RAS && SPU_BASE
116
117config PPC_PMI
118	tristate
119	default y
120	depends on CPU_FREQ_CBE_PMI || PPC_IBM_CELL_POWERBUTTON
121	help
122	  PMI (Platform Management Interrupt) is a way to
123	  communicate with the BMC (Baseboard Management Controller).
124	  It is used in some IBM Cell blades.
125
126config CBE_CPUFREQ_SPU_GOVERNOR
127	tristate "CBE frequency scaling based on SPU usage"
128	depends on SPU_FS && CPU_FREQ
129	default m
130	help
131	  This governor checks for spu usage to adjust the cpu frequency.
132	  If no spu is running on a given cpu, that cpu will be throttled to
133	  the minimal possible frequency.
134
135endmenu
136
137config OPROFILE_CELL
138	def_bool y
139	depends on PPC_CELL_NATIVE && (OPROFILE = m || OPROFILE = y) && SPU_BASE
140
141