forked from Minki/linux
e83d016975
Currently spu_handle_mm_fault() is in the cell platform. This code is generically useful for other non-cell co-processors on powerpc. This patch moves this function out of the cell platform into arch/powerpc/mm so that others may use it. Signed-off-by: Ian Munsie <imunsie@au1.ibm.com> Signed-off-by: Michael Neuling <mikey@neuling.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
141 lines
3.4 KiB
Plaintext
141 lines
3.4 KiB
Plaintext
config PPC_CELL
|
|
bool
|
|
default n
|
|
|
|
config PPC_CELL_COMMON
|
|
bool
|
|
select PPC_CELL
|
|
select PPC_DCR_MMIO
|
|
select PPC_INDIRECT_PIO
|
|
select PPC_INDIRECT_MMIO
|
|
select PPC_NATIVE
|
|
select PPC_RTAS
|
|
select IRQ_EDGE_EOI_HANDLER
|
|
|
|
config PPC_CELL_NATIVE
|
|
bool
|
|
select PPC_CELL_COMMON
|
|
select MPIC
|
|
select PPC_IO_WORKAROUNDS
|
|
select IBM_EMAC_EMAC4
|
|
select IBM_EMAC_RGMII
|
|
select IBM_EMAC_ZMII #test only
|
|
select IBM_EMAC_TAH #test only
|
|
default n
|
|
|
|
config PPC_IBM_CELL_BLADE
|
|
bool "IBM Cell Blade"
|
|
depends on PPC64 && PPC_BOOK3S
|
|
select PPC_CELL_NATIVE
|
|
select PPC_OF_PLATFORM_PCI
|
|
select PCI
|
|
select MMIO_NVRAM
|
|
select PPC_UDBG_16550
|
|
select UDBG_RTAS_CONSOLE
|
|
|
|
config PPC_CELLEB
|
|
bool "Toshiba's Cell Reference Set 'Celleb' Architecture"
|
|
depends on PPC64 && PPC_BOOK3S
|
|
select PPC_CELL_NATIVE
|
|
select PPC_OF_PLATFORM_PCI
|
|
select PCI
|
|
select HAS_TXX9_SERIAL
|
|
select PPC_UDBG_BEAT
|
|
select USB_OHCI_BIG_ENDIAN_MMIO
|
|
select USB_EHCI_BIG_ENDIAN_MMIO
|
|
|
|
config PPC_CELL_QPACE
|
|
bool "IBM Cell - QPACE"
|
|
depends on PPC64 && PPC_BOOK3S
|
|
select PPC_CELL_COMMON
|
|
|
|
config AXON_MSI
|
|
bool
|
|
depends on PPC_IBM_CELL_BLADE && PCI_MSI
|
|
default y
|
|
|
|
menu "Cell Broadband Engine options"
|
|
depends on PPC_CELL
|
|
|
|
config SPU_FS
|
|
tristate "SPU file system"
|
|
default m
|
|
depends on PPC_CELL
|
|
select SPU_BASE
|
|
select MEMORY_HOTPLUG
|
|
help
|
|
The SPU file system is used to access Synergistic Processing
|
|
Units on machines implementing the Broadband Processor
|
|
Architecture.
|
|
|
|
config SPU_FS_64K_LS
|
|
bool "Use 64K pages to map SPE local store"
|
|
# we depend on PPC_MM_SLICES for now rather than selecting
|
|
# it because we depend on hugetlbfs hooks being present. We
|
|
# will fix that when the generic code has been improved to
|
|
# not require hijacking hugetlbfs hooks.
|
|
depends on SPU_FS && PPC_MM_SLICES && !PPC_64K_PAGES
|
|
default y
|
|
select PPC_HAS_HASH_64K
|
|
help
|
|
This option causes SPE local stores to be mapped in process
|
|
address spaces using 64K pages while the rest of the kernel
|
|
uses 4K pages. This can improve performances of applications
|
|
using multiple SPEs by lowering the TLB pressure on them.
|
|
|
|
config SPU_BASE
|
|
bool
|
|
default n
|
|
select PPC_COPRO_BASE
|
|
|
|
config CBE_RAS
|
|
bool "RAS features for bare metal Cell BE"
|
|
depends on PPC_CELL_NATIVE
|
|
default y
|
|
|
|
config PPC_IBM_CELL_RESETBUTTON
|
|
bool "IBM Cell Blade Pinhole reset button"
|
|
depends on CBE_RAS && PPC_IBM_CELL_BLADE
|
|
default y
|
|
help
|
|
Support Pinhole Resetbutton on IBM Cell blades.
|
|
This adds a method to trigger system reset via front panel pinhole button.
|
|
|
|
config PPC_IBM_CELL_POWERBUTTON
|
|
tristate "IBM Cell Blade power button"
|
|
depends on PPC_IBM_CELL_BLADE && INPUT_EVDEV
|
|
default y
|
|
help
|
|
Support Powerbutton on IBM Cell blades.
|
|
This will enable the powerbutton as an input device.
|
|
|
|
config CBE_THERM
|
|
tristate "CBE thermal support"
|
|
default m
|
|
depends on CBE_RAS && SPU_BASE
|
|
|
|
config PPC_PMI
|
|
tristate
|
|
default y
|
|
depends on CPU_FREQ_CBE_PMI || PPC_IBM_CELL_POWERBUTTON
|
|
help
|
|
PMI (Platform Management Interrupt) is a way to
|
|
communicate with the BMC (Baseboard Management Controller).
|
|
It is used in some IBM Cell blades.
|
|
|
|
config CBE_CPUFREQ_SPU_GOVERNOR
|
|
tristate "CBE frequency scaling based on SPU usage"
|
|
depends on SPU_FS && CPU_FREQ
|
|
default m
|
|
help
|
|
This governor checks for spu usage to adjust the cpu frequency.
|
|
If no spu is running on a given cpu, that cpu will be throttled to
|
|
the minimal possible frequency.
|
|
|
|
endmenu
|
|
|
|
config OPROFILE_CELL
|
|
def_bool y
|
|
depends on PPC_CELL_NATIVE && (OPROFILE = m || OPROFILE = y) && SPU_BASE
|
|
|