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[147.11.156.139]) by smtp.gmail.com with ESMTPSA id a11-v6sm10798256pgw.54.2018.10.15.02.16.50 (version=TLS1_1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 15 Oct 2018 02:16:51 -0700 (PDT) From: Bin Meng To: Simon Glass , U-Boot Mailing List Date: Mon, 15 Oct 2018 02:21:13 -0700 Message-Id: <1539595287-31378-18-git-send-email-bmeng.cn@gmail.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1539595287-31378-1-git-send-email-bmeng.cn@gmail.com> References: <1539595287-31378-1-git-send-email-bmeng.cn@gmail.com> Subject: [U-Boot] [PATCH v3 17/31] riscv: qemu: Enumerate virtio bus during early boot X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.18 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" Currently devices on the virtio bus is not automatically enumerated, which means peripherals on the virtio bus are not discovered by their drivers. This uses board_init() to do the virtio enumeration. Signed-off-by: Bin Meng Reviewed-by: Simon Glass Signed-off-by: Bin Meng Reviewed-by: Simon Glass --- Changes in v3: None Changes in v2: None board/emulation/qemu-riscv/Kconfig | 3 +++ board/emulation/qemu-riscv/qemu-riscv.c | 9 +++++++++ 2 files changed, 12 insertions(+) diff --git a/board/emulation/qemu-riscv/Kconfig b/board/emulation/qemu-riscv/Kconfig index af23363..5ae56da 100644 --- a/board/emulation/qemu-riscv/Kconfig +++ b/board/emulation/qemu-riscv/Kconfig @@ -18,5 +18,8 @@ config SYS_TEXT_BASE config BOARD_SPECIFIC_OPTIONS # dummy def_bool y imply SYS_NS16550 + imply VIRTIO_MMIO + imply VIRTIO_NET + imply VIRTIO_BLK endif diff --git a/board/emulation/qemu-riscv/qemu-riscv.c b/board/emulation/qemu-riscv/qemu-riscv.c index 041e716..2730a28 100644 --- a/board/emulation/qemu-riscv/qemu-riscv.c +++ b/board/emulation/qemu-riscv/qemu-riscv.c @@ -4,12 +4,21 @@ */ #include +#include #include +#include +#include #define MROM_FDT_ADDR 0x1020 int board_init(void) { + /* + * Make sure virtio bus is enumerated so that peripherals + * on the virtio bus can be discovered by their drivers + */ + virtio_init(); + return 0; }