Messages in this thread | | | Date | Tue, 30 Aug 2011 15:48:33 -0500 | From | "Linas Vepstas (Code Aurora)" <> | Subject | Re: [patch v2 00/35] Hexagon: Add support for Qualcomm Hexagon architecture |
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On Tue, Aug 30, 2011 at 11:18:24PM +0300, Pekka Enberg wrote: > On Tue, Aug 30, 2011 at 10:07 PM, Richard Kuo <rkuo@codeaurora.org> wrote: > > Thanks to everyone for their comments/feedback! If I missed anything > > or there's something else that needs cleanup, please let me know. > > Are there any publicly available references for the architecture? > Googling for "Qualcomm Hexagon" doesn't seem to find anything > interesting.
The main developer page is at https://developer.qualcomm.com/hexagon-processor
The specs listed there include:
|> Hexagon V2 Programmer’s Reference Manual (80-NB419-1) |> https://developer.qualcomm.com/file/5117/80-nb419-1ahexagonv2programmersref.pdf |> Describes the Hexagon V2 processor architecture and instruction set. |> |> Hexagon Application Binary Interface Specification (80-NB419-2) |> https://developer.qualcomm.com/file/5119/80-nb419-2ahexagonabispec.pdf |> Describes the application binary interface (ABI) for the Hexagon V2, V3, and V4 processor versions. Topics covered include the hardware representation of C data types, software stack configuration, parameter passing, register usage across function calls, and C++ exception handling. |> |> Hexagon Virtual Machine Specification (80-NB419-3) |> https://developer.qualcomm.com/file/5118/80-nb419-3ahexagonvirtualmachinespec.pdf |> Describes the Hexagon Virtual Machine (HVM), a software abstraction layer which enables multiple operating systems and other clients to execute concurrently on a single Hexagon processor, through the virtualization and partitioning of physical hardware resources.
Access to these seems to require registration ...
--linas
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