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From: Ethan Chen via <qemu-devel@nongnu.org>
To: <qemu-devel@nongnu.org>
Cc: <peter.maydell@linaro.org>, <edgar.iglesias@gmail.com>,
	<richard.henderson@linaro.org>, <pbonzini@redhat.com>,
	<palmer@dabbelt.com>, <alistair.francis@wdc.com>,
	<in.meng@windriver.com>, <liweiwei@iscas.ac.cn>,
	<dbarboza@ventanamicro.com>, <hiwei_liu@linux.alibaba.com>,
	<qemu-riscv@nongnu.org>, <peterx@redhat.com>, <david@redhat.com>
Subject: Re: [PATCH v4 0/4] Support RISC-V IOPMP
Date: Tue, 5 Dec 2023 15:47:59 +0800	[thread overview]
Message-ID: <ZW7Vr1SGnEoHADAY@ethan84-VirtualBox> (raw)
In-Reply-To: <20231122053251.440723-1-ethan84@andestech.com>

Ping.
https://patchew.org/QEMU/20231122053251.440723-1-ethan84@andestech.com/

On Wed, Nov 22, 2023 at 01:32:47PM +0800, Ethan Chen wrote:
> This series implements IOPMP specification v1.0.0-draft4 rapid-k model.
> The specification url:
> https://github.com/riscv-non-isa/iopmp-spec/blob/main/riscv_iopmp_specification.pdf
> 
> When IOPMP is enabled, a DMA device ATCDMAC300 is added to RISC-V virt
> platform. This DMA device is connected to the IOPMP and has the functionalities
> required by IOPMP, including:
> - Support setup the connection to IOPMP
> - Support asynchronous I/O to handle stall transactions
> - Send transaction information
> 
> IOPMP takes a transaction which partially match an entry as a partially hit
> error. The transaction size is depending on source device, destination device
> and bus.
> 
> Source device can send a transaction_info to IOPMP. IOPMP will check partially
> hit by transaction_info. If source device does not send a transaction_info,
> IOPMP checks information in IOMMU and dose not check partially hit.
> 
> Changes for v4:
> 
>   - Add descriptions of IOPMP and ATCDMAC300
>   - Refine coding style and comments
>   - config XILINX_AXI does not include file stream.c but selects config STREAM
>     instead.
>   - ATCDMAC300: INT_STATUS is write 1 clear per bit
> 		            Rename iopmp_address_sink to transcation_info_sink
>   - IOPMP: Refine error message and remove unused variable
>   - VIRT: Document new options
> 	        atcdmac300 is only added when iopmp is enabled
>           serial setting should not be changed
> 
> Ethan Chen (4):
>   hw/core: Add config stream
>   Add RISC-V IOPMP support
>   hw/dma: Add Andes ATCDMAC300 support
>   hw/riscv/virt: Add IOPMP support
> 
>  docs/system/riscv/virt.rst                    |  11 +
>  hw/Kconfig                                    |   1 +
>  hw/core/Kconfig                               |   3 +
>  hw/core/meson.build                           |   2 +-
>  hw/dma/Kconfig                                |   4 +
>  hw/dma/atcdmac300.c                           | 566 ++++++++++
>  hw/dma/meson.build                            |   1 +
>  hw/misc/Kconfig                               |   4 +
>  hw/misc/meson.build                           |   1 +
>  hw/misc/riscv_iopmp.c                         | 966 ++++++++++++++++++
>  hw/riscv/Kconfig                              |   2 +
>  hw/riscv/virt.c                               |  65 ++
>  include/hw/dma/atcdmac300.h                   | 180 ++++
>  include/hw/misc/riscv_iopmp.h                 | 341 +++++++
>  .../hw/misc/riscv_iopmp_transaction_info.h    |  28 +
>  include/hw/riscv/virt.h                       |  10 +-
>  16 files changed, 2183 insertions(+), 2 deletions(-)
>  create mode 100644 hw/dma/atcdmac300.c
>  create mode 100644 hw/misc/riscv_iopmp.c
>  create mode 100644 include/hw/dma/atcdmac300.h
>  create mode 100644 include/hw/misc/riscv_iopmp.h
>  create mode 100644 include/hw/misc/riscv_iopmp_transaction_info.h
> 
> -- 
> 2.34.1
> 


  parent reply	other threads:[~2023-12-05  7:49 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-22  5:32 [PATCH v4 0/4] Support RISC-V IOPMP Ethan Chen via
2023-11-22  5:32 ` [PATCH v4 1/4] hw/core: Add config stream Ethan Chen via
2023-12-18  4:02   ` Alistair Francis
2023-11-22  5:32 ` [PATCH v4 2/4] Add RISC-V IOPMP support Ethan Chen via
2023-12-18  4:04   ` Alistair Francis
2023-12-27  2:26     ` Ethan Chen via
2023-11-22  5:32 ` [PATCH v4 3/4] hw/dma: Add Andes ATCDMAC300 support Ethan Chen via
2023-12-18  4:14   ` Alistair Francis
2023-11-22  5:32 ` [PATCH v4 4/4] hw/riscv/virt: Add IOPMP support Ethan Chen via
2023-12-18  4:16   ` Alistair Francis
2023-12-05  7:47 ` Ethan Chen via [this message]
2023-12-13  5:35   ` [PATCH v4 0/4] Support RISC-V IOPMP Ethan Chen via
2023-12-18  4:18 ` Alistair Francis
2023-12-21  6:38   ` Ethan Chen via
2024-01-22  6:01     ` Alistair Francis
2024-01-23  3:31       ` Ethan Chen via
2024-01-04  2:38   ` Ethan Chen via

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