From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36483) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xljl2-00023V-Cf for qemu-devel@nongnu.org; Tue, 04 Nov 2014 14:27:26 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Xljkl-00080v-IV for qemu-devel@nongnu.org; Tue, 04 Nov 2014 14:27:12 -0500 From: Alexander Graf Date: Tue, 4 Nov 2014 20:26:47 +0100 Message-Id: <1415129211-9740-30-git-send-email-agraf@suse.de> In-Reply-To: <1415129211-9740-1-git-send-email-agraf@suse.de> References: <1415129211-9740-1-git-send-email-agraf@suse.de> Subject: [Qemu-devel] [PULL 29/33] e500: Add support for eTSEC in device tree List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-ppc@nongnu.org Cc: peter.maydell@linaro.org, qemu-devel@nongnu.org This patch adds support to expose eTSEC devices in the dynamically created guest facing device tree. This allows us to expose eTSEC devices into guests without changes in the machine file. Because we can now tell the guest about eTSEC devices this patch allows the user to specify eTSEC devices via -device at all. Signed-off-by: Alexander Graf --- hw/ppc/e500.c | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/hw/ppc/e500.c b/hw/ppc/e500.c index 123379d..2832fc0 100644 --- a/hw/ppc/e500.c +++ b/hw/ppc/e500.c @@ -38,6 +38,7 @@ #include "hw/pci-host/ppce500.h" #include "qemu/error-report.h" #include "hw/platform-bus.h" +#include "hw/net/fsl_etsec/etsec.h" #define EPAPR_MAGIC (0x45504150) #define BINARY_DEVICE_TREE_FILE "mpc8544ds.dtb" @@ -162,11 +163,53 @@ typedef struct PlatformDevtreeData { PlatformBusDevice *pbus; } PlatformDevtreeData; +static int create_devtree_etsec(SysBusDevice *sbdev, PlatformDevtreeData *data) +{ + eTSEC *etsec = ETSEC_COMMON(sbdev); + PlatformBusDevice *pbus = data->pbus; + hwaddr mmio0 = platform_bus_get_mmio_addr(pbus, sbdev, 0); + int irq0 = platform_bus_get_irqn(pbus, sbdev, 0); + int irq1 = platform_bus_get_irqn(pbus, sbdev, 1); + int irq2 = platform_bus_get_irqn(pbus, sbdev, 2); + gchar *node = g_strdup_printf("/platform/ethernet@%"PRIx64, mmio0); + gchar *group = g_strdup_printf("%s/queue-group", node); + void *fdt = data->fdt; + + assert((int64_t)mmio0 >= 0); + assert(irq0 >= 0); + assert(irq1 >= 0); + assert(irq2 >= 0); + + qemu_fdt_add_subnode(fdt, node); + qemu_fdt_setprop_string(fdt, node, "device_type", "network"); + qemu_fdt_setprop_string(fdt, node, "compatible", "fsl,etsec2"); + qemu_fdt_setprop_string(fdt, node, "model", "eTSEC"); + qemu_fdt_setprop(fdt, node, "local-mac-address", etsec->conf.macaddr.a, 6); + qemu_fdt_setprop_cells(fdt, node, "fixed-link", 0, 1, 1000, 0, 0); + + qemu_fdt_add_subnode(fdt, group); + qemu_fdt_setprop_cells(fdt, group, "reg", mmio0, 0x1000); + qemu_fdt_setprop_cells(fdt, group, "interrupts", + data->irq_start + irq0, 0x2, + data->irq_start + irq1, 0x2, + data->irq_start + irq2, 0x2); + + g_free(node); + g_free(group); + + return 0; +} + static int sysbus_device_create_devtree(SysBusDevice *sbdev, void *opaque) { PlatformDevtreeData *data = opaque; bool matched = false; + if (object_dynamic_cast(OBJECT(sbdev), TYPE_ETSEC_COMMON)) { + create_devtree_etsec(sbdev, data); + matched = true; + } + if (!matched) { error_report("Device %s is not supported by this machine yet.", qdev_fw_name(DEVICE(sbdev))); -- 1.8.1.4