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36 lines
1.2 KiB
36 lines
1.2 KiB
menuconfig MAILBOX
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bool "Mailbox Hardware Support"
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help
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Mailbox is a framework to control hardware communication between
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on-chip processors through queued messages and interrupt driven
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signals. Say Y if your platform supports hardware mailboxes.
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if MAILBOX
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config PL320_MBOX
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bool "ARM PL320 Mailbox"
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depends on ARM_AMBA
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help
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An implementation of the ARM PL320 Interprocessor Communication
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Mailbox (IPCM), tailored for the Calxeda Highbank. It is used to
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send short messages between Highbank's A9 cores and the EnergyCore
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Management Engine, primarily for cpufreq. Say Y here if you want
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to use the PL320 IPCM support.
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config OMAP2PLUS_MBOX
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tristate "OMAP2+ Mailbox framework support"
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depends on ARCH_OMAP2PLUS
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help
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Mailbox implementation for OMAP family chips with hardware for
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interprocessor communication involving DSP, IVA1.0 and IVA2 in
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OMAP2/3; or IPU, IVA HD and DSP in OMAP4/5. Say Y here if you
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want to use OMAP2+ Mailbox framework support.
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config OMAP_MBOX_KFIFO_SIZE
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int "Mailbox kfifo default buffer size (bytes)"
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depends on OMAP2PLUS_MBOX
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default 256
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help
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Specify the default size of mailbox's kfifo buffers (bytes).
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This can also be changed at runtime (via the mbox_kfifo_size
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module parameter).
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endif
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