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/openbmc/u-boot/arch/arc/include/asm/
H A Dcache.h6eb15e50 Mon Mar 30 05:36:04 CDT 2015 Alexey Brodkin <abrodkin@synopsys.com> arc: add support for SLC (System Level Cache, AKA L2-cache)

ARCv2 cores may have built-in SLC (System Level Cache, AKA L2-cache).
This change adds functions required for controlling SLC:
* slc_enable/disable
* slc_flush/invalidate

For now we just disable SLC to escape DMA coherency issues until either:
* SLC flush/invalidate is supported in DMA APIin U-Boot
* hardware DMA coherency is implemented (that might be board specific
so probably we'll need to have a separate Kconfig option for
controlling SLC explicitly)

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
H A Darcregs.h6eb15e50 Mon Mar 30 05:36:04 CDT 2015 Alexey Brodkin <abrodkin@synopsys.com> arc: add support for SLC (System Level Cache, AKA L2-cache)

ARCv2 cores may have built-in SLC (System Level Cache, AKA L2-cache).
This change adds functions required for controlling SLC:
* slc_enable/disable
* slc_flush/invalidate

For now we just disable SLC to escape DMA coherency issues until either:
* SLC flush/invalidate is supported in DMA APIin U-Boot
* hardware DMA coherency is implemented (that might be board specific
so probably we'll need to have a separate Kconfig option for
controlling SLC explicitly)

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
/openbmc/u-boot/arch/arc/lib/
H A Dstart.S6eb15e50 Mon Mar 30 05:36:04 CDT 2015 Alexey Brodkin <abrodkin@synopsys.com> arc: add support for SLC (System Level Cache, AKA L2-cache)

ARCv2 cores may have built-in SLC (System Level Cache, AKA L2-cache).
This change adds functions required for controlling SLC:
* slc_enable/disable
* slc_flush/invalidate

For now we just disable SLC to escape DMA coherency issues until either:
* SLC flush/invalidate is supported in DMA APIin U-Boot
* hardware DMA coherency is implemented (that might be board specific
so probably we'll need to have a separate Kconfig option for
controlling SLC explicitly)

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
H A Dcache.c6eb15e50 Mon Mar 30 05:36:04 CDT 2015 Alexey Brodkin <abrodkin@synopsys.com> arc: add support for SLC (System Level Cache, AKA L2-cache)

ARCv2 cores may have built-in SLC (System Level Cache, AKA L2-cache).
This change adds functions required for controlling SLC:
* slc_enable/disable
* slc_flush/invalidate

For now we just disable SLC to escape DMA coherency issues until either:
* SLC flush/invalidate is supported in DMA APIin U-Boot
* hardware DMA coherency is implemented (that might be board specific
so probably we'll need to have a separate Kconfig option for
controlling SLC explicitly)

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>