From nobody Wed Nov 27 00:37:43 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 170366543216177.06868908254569; Wed, 27 Dec 2023 00:23:52 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rIPAy-0006RM-BX; Wed, 27 Dec 2023 03:22:04 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rIPAd-0006O0-5z for qemu-devel@nongnu.org; Wed, 27 Dec 2023 03:21:43 -0500 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rIPAb-0002Lx-0g for qemu-devel@nongnu.org; Wed, 27 Dec 2023 03:21:42 -0500 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8DxE_CC3otlTPcEAA--.23642S3; Wed, 27 Dec 2023 16:21:22 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Bxib153otly4QMAA--.16227S13; Wed, 27 Dec 2023 16:21:21 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org Cc: richard.henderson@linaro.org, peter.maydell@linaro.org, philmd@linaro.org, maobibo@loongson.cn Subject: [PATCH v3 11/17] hw/loongarch: fdt adds Extend I/O Interrupt Controller Date: Wed, 27 Dec 2023 16:08:15 +0800 Message-Id: <20231227080821.3216113-12-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20231227080821.3216113-1-gaosong@loongson.cn> References: <20231227080821.3216113-1-gaosong@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: AQAAf8Bxib153otly4QMAA--.16227S13 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=114.242.206.163; envelope-from=gaosong@loongson.cn; helo=mail.loongson.cn X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1703665432357100001 Content-Type: text/plain; charset="utf-8" fdt adds Extend I/O Interrupt Controller, we use 'loongson,ls2k2000-eiointc'. See: drivers/irqchip/irq-loongson-eiointc.c Signed-off-by: Song Gao --- hw/loongarch/virt.c | 30 +++++++++++++++++++++++++++++- include/hw/intc/loongarch_extioi.h | 1 + 2 files changed, 30 insertions(+), 1 deletion(-) diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c index a20b7cf5c8..55595bc5b8 100644 --- a/hw/loongarch/virt.c +++ b/hw/loongarch/virt.c @@ -100,6 +100,31 @@ static void fdt_add_cpuic_node(LoongArchMachineState *= lams, g_free(nodename); } =20 +static void fdt_add_eiointc_node(LoongArchMachineState *lams, + uint32_t *cpuintc_phandle, + uint32_t *eiointc_phandle) +{ + MachineState *ms =3D MACHINE(lams); + char *nodename; + hwaddr extioi_base =3D APIC_BASE; + hwaddr extioi_size =3D EXTIOI_SIZE; + + *eiointc_phandle =3D qemu_fdt_alloc_phandle(ms->fdt); + nodename =3D g_strdup_printf("/eiointc@%" PRIx64, extioi_base); + qemu_fdt_add_subnode(ms->fdt, nodename); + qemu_fdt_setprop_cell(ms->fdt, nodename, "phandle", *eiointc_phandle); + qemu_fdt_setprop_string(ms->fdt, nodename, "compatible", + "loongson,ls2k2000-eiointc"); + qemu_fdt_setprop(ms->fdt, nodename, "interrupt-controller", NULL, 0); + qemu_fdt_setprop_cell(ms->fdt, nodename, "#interrupt-cells", 1); + qemu_fdt_setprop_cell(ms->fdt, nodename, "interrupt-parent", + *cpuintc_phandle); + qemu_fdt_setprop_cell(ms->fdt, nodename, "interrupts", 3); + qemu_fdt_setprop_cells(ms->fdt, nodename, "reg", 0x0, + extioi_base, 0x0, extioi_size); + g_free(nodename); +} + static void fdt_add_flash_node(LoongArchMachineState *lams) { MachineState *ms =3D MACHINE(lams); @@ -510,7 +535,7 @@ static void loongarch_irq_init(LoongArchMachineState *l= ams) CPULoongArchState *env; CPUState *cpu_state; int cpu, pin, i, start, num; - uint32_t cpuintc_phandle; + uint32_t cpuintc_phandle, eiointc_phandle; =20 extioi =3D qdev_new(TYPE_LOONGARCH_EXTIOI); sysbus_realize_and_unref(SYS_BUS_DEVICE(extioi), &error_fatal); @@ -582,6 +607,9 @@ static void loongarch_irq_init(LoongArchMachineState *l= ams) } } =20 + /* Add Extend I/O Interrupt Controller node */ + fdt_add_eiointc_node(lams, &cpuintc_phandle, &eiointc_phandle); + pch_pic =3D qdev_new(TYPE_LOONGARCH_PCH_PIC); num =3D VIRT_PCH_PIC_IRQ_NUM; qdev_prop_set_uint32(pch_pic, "pch_pic_irq_num", num); diff --git a/include/hw/intc/loongarch_extioi.h b/include/hw/intc/loongarch= _extioi.h index fbdef9a7b3..5012584f50 100644 --- a/include/hw/intc/loongarch_extioi.h +++ b/include/hw/intc/loongarch_extioi.h @@ -39,6 +39,7 @@ #define EXTIOI_COREISR_END (0xB20 - APIC_OFFSET) #define EXTIOI_COREMAP_START (0xC00 - APIC_OFFSET) #define EXTIOI_COREMAP_END (0xD00 - APIC_OFFSET) +#define EXTIOI_SIZE 0x800 =20 #define TYPE_LOONGARCH_EXTIOI "loongarch.extioi" OBJECT_DECLARE_SIMPLE_TYPE(LoongArchExtIOI, LOONGARCH_EXTIOI) --=20 2.25.1