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Mon, 23 Aug 2021 10:49:24 -0700 From: Tong Ho To: Subject: [PATCH v2 8/9] hw/arm: xlnx-zynqmp: Add Xilinx eFUSE device Date: Mon, 23 Aug 2021 10:49:23 -0700 Message-ID: <20210823174924.201669-9-tong.ho@xilinx.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210823174924.201669-1-tong.ho@xilinx.com> References: <20210823174924.201669-1-tong.ho@xilinx.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: e611c668-e1fa-4f2c-3d5c-08d9665e5990 X-MS-TrafficTypeDiagnostic: PH0PR02MB7190: X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:133; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:149.199.62.198; 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envelope-from=tongh@xilinx.com; helo=NAM11-CO1-obe.outbound.protection.outlook.com X-Spam_score_int: 0 X-Spam_score: -0.0 X-Spam_bar: / X-Spam_report: (-0.0 / 5.0 requ) DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: edgar.iglesias@gmail.com, alistair@alistair23.me, tong.ho@xilinx.com, qemu-devel@nongnu.org, peter.maydell@linaro.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Connect the support for ZynqMP eFUSE one-time field-programmable bit array. Signed-off-by: Tong Ho --- hw/arm/xlnx-zynqmp.c | 29 +++++++++++++++++++++++++++++ include/hw/arm/xlnx-zynqmp.h | 3 +++ 2 files changed, 32 insertions(+) diff --git a/hw/arm/xlnx-zynqmp.c b/hw/arm/xlnx-zynqmp.c index 8e39b7d6c7..9e458ad1c0 100644 --- a/hw/arm/xlnx-zynqmp.c +++ b/hw/arm/xlnx-zynqmp.c @@ -65,6 +65,9 @@ #define BBRAM_ADDR 0xffcd0000 #define BBRAM_IRQ 11 +#define EFUSE_ADDR 0xffcc0000 +#define EFUSE_IRQ 87 + #define SDHCI_CAPABILITIES 0x280737ec6481 /* Datasheet: UG1085 (v1.7) */ static const uint64_t gem_addr[XLNX_ZYNQMP_NUM_GEMS] = { @@ -241,6 +244,31 @@ static void xlnx_zynqmp_create_bbram(XlnxZynqMPState *s, qemu_irq *gic) sysbus_connect_irq(sbd, 0, gic[BBRAM_IRQ]); } +static void xlnx_zynqmp_create_efuse(XlnxZynqMPState *s, qemu_irq *gic) +{ + Object *bits = OBJECT(&s->efuse_bits); + Object *ctrl = OBJECT(&s->efuse); + SysBusDevice *sbd; + + object_initialize_child(OBJECT(s), "efuse", &s->efuse, + TYPE_XLNX_ZYNQMP_EFUSE); + + object_initialize_child_with_props(ctrl, "efuse-bits", bits, + sizeof(s->efuse_bits), + TYPE_XLNX_EFUSE, &error_abort, + "efuse-nr", "3", + "efuse-size", "2048", + NULL); + + qdev_realize(DEVICE(bits), NULL, &error_abort); + object_property_set_link(ctrl, "efuse", bits, &error_abort); + + sbd = SYS_BUS_DEVICE(ctrl); + sysbus_realize(sbd, &error_abort); + sysbus_mmio_map(sbd, 0, EFUSE_ADDR); + sysbus_connect_irq(sbd, 0, gic[EFUSE_IRQ]); +} + static void xlnx_zynqmp_init(Object *obj) { MachineState *ms = MACHINE(qdev_get_machine()); @@ -636,6 +664,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) sysbus_connect_irq(SYS_BUS_DEVICE(&s->rtc), 0, gic_spi[RTC_IRQ]); xlnx_zynqmp_create_bbram(s, gic_spi); + xlnx_zynqmp_create_efuse(s, gic_spi); for (i = 0; i < XLNX_ZYNQMP_NUM_GDMA_CH; i++) { if (!object_property_set_uint(OBJECT(&s->gdma[i]), "bus-width", 128, diff --git a/include/hw/arm/xlnx-zynqmp.h b/include/hw/arm/xlnx-zynqmp.h index 07ebcefbab..876e8bf4e3 100644 --- a/include/hw/arm/xlnx-zynqmp.h +++ b/include/hw/arm/xlnx-zynqmp.h @@ -37,6 +37,7 @@ #include "net/can_emu.h" #include "hw/dma/xlnx_csu_dma.h" #include "hw/nvram/xlnx-bbram.h" +#include "hw/nvram/xlnx-zynqmp-efuse.h" #define TYPE_XLNX_ZYNQMP "xlnx-zynqmp" OBJECT_DECLARE_SIMPLE_TYPE(XlnxZynqMPState, XLNX_ZYNQMP) @@ -97,6 +98,8 @@ struct XlnxZynqMPState { MemoryRegion *ddr_ram; MemoryRegion ddr_ram_low, ddr_ram_high; XlnxBBRam bbram; + XlnxZynqMPEFuse efuse; + XLNXEFuse efuse_bits; CadenceGEMState gem[XLNX_ZYNQMP_NUM_GEMS]; CadenceUARTState uart[XLNX_ZYNQMP_NUM_UARTS]; -- 2.25.1