From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:33899) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eWnsT-0003LL-5U for qemu-devel@nongnu.org; Wed, 03 Jan 2018 13:35:02 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eWnsQ-0007S2-6s for qemu-devel@nongnu.org; Wed, 03 Jan 2018 13:35:01 -0500 Sender: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Wed, 3 Jan 2018 15:34:04 -0300 Message-Id: <20180103183418.23730-12-f4bug@amsat.org> In-Reply-To: <20180103183418.23730-1-f4bug@amsat.org> References: <20180103183418.23730-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Subject: [Qemu-devel] [PATCH v4 11/25] hw/arm/xilinx_zynq: implement SDHCI Spec v2 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Alistair Francis , "Edgar E . Iglesias" , Peter Maydell , Andrey Smirnov Cc: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , qemu-devel@nongnu.org, Peter Crosthwaite , "Edgar E. Iglesias" , "open list:Xilinx Zynq" Signed-off-by: Philippe Mathieu-Daudé --- hw/arm/xilinx_zynq.c | 64 ++++++++++++++++++++++++++++++++-------------------- 1 file changed, 40 insertions(+), 24 deletions(-) diff --git a/hw/arm/xilinx_zynq.c b/hw/arm/xilinx_zynq.c index 1836a4ed45..9a106db7b7 100644 --- a/hw/arm/xilinx_zynq.c +++ b/hw/arm/xilinx_zynq.c @@ -165,10 +165,8 @@ static void zynq_init(MachineState *machine) MemoryRegion *address_space_mem = get_system_memory(); MemoryRegion *ext_ram = g_new(MemoryRegion, 1); MemoryRegion *ocm_ram = g_new(MemoryRegion, 1); - DeviceState *dev, *carddev; + DeviceState *dev; SysBusDevice *busdev; - DriveInfo *di; - BlockBackend *blk; qemu_irq pic[64]; int n; @@ -247,27 +245,45 @@ static void zynq_init(MachineState *machine) gem_init(&nd_table[0], 0xE000B000, pic[54-IRQ_OFFSET]); gem_init(&nd_table[1], 0xE000C000, pic[77-IRQ_OFFSET]); - dev = qdev_create(NULL, TYPE_SYSBUS_SDHCI); - qdev_init_nofail(dev); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xE0100000); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[56-IRQ_OFFSET]); - - di = drive_get_next(IF_SD); - blk = di ? blk_by_legacy_dinfo(di) : NULL; - carddev = qdev_create(qdev_get_child_bus(dev, "sd-bus"), TYPE_SD_CARD); - qdev_prop_set_drive(carddev, "drive", blk, &error_fatal); - object_property_set_bool(OBJECT(carddev), true, "realized", &error_fatal); - - dev = qdev_create(NULL, TYPE_SYSBUS_SDHCI); - qdev_init_nofail(dev); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xE0101000); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[79-IRQ_OFFSET]); - - di = drive_get_next(IF_SD); - blk = di ? blk_by_legacy_dinfo(di) : NULL; - carddev = qdev_create(qdev_get_child_bus(dev, "sd-bus"), TYPE_SD_CARD); - qdev_prop_set_drive(carddev, "drive", blk, &error_fatal); - object_property_set_bool(OBJECT(carddev), true, "realized", &error_fatal); + for (n = 0; n < 2; n++) { + int hci_irq = n ? 79 : 56; + hwaddr hci_addr = n ? 0xE0101000 : 0xE0100000; + DriveInfo *di; + BlockBackend *blk; + DeviceState *carddev; + + /* Compatible with: + * - SD Host Controller Specification Version 2.0 Part A2 + * - SDIO Specification Version 2.0 + * - MMC Specification Version 3.31 + * + * - SDMA (single operation DMA) + * - ADMA1 (4 KB boundary limited DMA) + * - ADMA2 + * + * - up to seven functions in SD1, SD4, but does not support SPI mode + * - SD high-speed (SDHS) card + * - SD High Capacity (SDHC) card + * + * - Low-speed, 1 KHz to 400 KHz + * - Full-speed, 1 MHz to 50 MHz (25 MB/sec) + */ + dev = qdev_create(NULL, TYPE_SYSBUS_SDHCI); + qdev_prop_set_uint8(dev, "sd-spec-version", 2); + qdev_prop_set_bit(dev, "adma1", true); + qdev_prop_set_bit(dev, "high-speed", true); + qdev_prop_set_uint16(dev, "max-block-length", 1024); + qdev_init_nofail(dev); + sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, hci_addr); + sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[hci_irq - IRQ_OFFSET]); + + di = drive_get_next(IF_SD); + blk = di ? blk_by_legacy_dinfo(di) : NULL; + carddev = qdev_create(qdev_get_child_bus(dev, "sd-bus"), TYPE_SD_CARD); + qdev_prop_set_drive(carddev, "drive", blk, &error_fatal); + object_property_set_bool(OBJECT(carddev), true, "realized", + &error_fatal); + } dev = qdev_create(NULL, TYPE_ZYNQ_XADC); qdev_init_nofail(dev); -- 2.15.1