From patchwork Sun Mar 9 13:51:18 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?C=C3=A9dric_Le_Goater?= X-Patchwork-Id: 14008527 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7B213C28B2F for ; Sun, 9 Mar 2025 13:54:39 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1trH5o-0002XR-UX; Sun, 09 Mar 2025 09:53:25 -0400 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 1trH5Z-0001ZK-BO for qemu-devel@nongnu.org; Sun, 09 Mar 2025 09:53:11 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1trH5W-0003vK-JJ for qemu-devel@nongnu.org; Sun, 09 Mar 2025 09:53:08 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1741528385; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=93oC26XmqibhZHwyuuMatuqVW8WjpFxwoG9WKju+BqI=; b=IuKMhbzTRwuqnfpcOxR6J3Sm70XppiiY9ULtYgef11O96nlVFnS1028wuYVDugaGJEfFH8 ktwfMQSweqlTeG8sbwb/2H4If5vaincSqqcCZQdNrso7JAMUPe8ePb0sNDGfVIij9G8Usn 4dV2h59cgywVla5PXRwWW1bXIOyt+ro= Received: from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-635-0gFepZ_tPHilFGr4WmNgww-1; Sun, 09 Mar 2025 09:53:02 -0400 X-MC-Unique: 0gFepZ_tPHilFGr4WmNgww-1 X-Mimecast-MFC-AGG-ID: 0gFepZ_tPHilFGr4WmNgww_1741528381 Received: from mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.15]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id B5379180025C; Sun, 9 Mar 2025 13:53:01 +0000 (UTC) Received: from corto.redhat.com (unknown [10.44.32.17]) by mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 2335B1956094; Sun, 9 Mar 2025 13:52:59 +0000 (UTC) From: =?utf-8?q?C=C3=A9dric_Le_Goater?= To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Cc: Jamin Lin , =?utf-8?q?C=C3=A9dric_Le_Goater?= Subject: [PULL 34/46] hw/intc/aspeed: Add Support for AST2700 INTCIO Controller Date: Sun, 9 Mar 2025 14:51:18 +0100 Message-ID: <20250309135130.545764-35-clg@redhat.com> In-Reply-To: <20250309135130.545764-1-clg@redhat.com> References: <20250309135130.545764-1-clg@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.15 Received-SPF: pass client-ip=170.10.129.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Jamin Lin Introduce a new ast2700 INTCIO class to support AST2700 INTCIO. Added new register definitions for INTCIO, including enable and status registers for IRQs GICINT192 through GICINT197. Created a dedicated IRQ array for INTCIO, supporting six input pins and six output pins, aligning with the newly defined registers. Implemented "aspeed_intcio_read" and "aspeed_intcio_write" to handle INTCIO-specific register access. To GICINT196 | ETH1 |-----------| |--------------------------| -------->|0 | | INTCIO | ETH2 | 4| orgates[0]------>|inpin[0]-------->outpin[0]| -------->|1 5| orgates[1]------>|inpin[1]-------->outpin[1]| ETH3 | 6| orgates[2]------>|inpin[2]-------->outpin[2]| -------->|2 19| orgates[3]------>|inpin[3]-------->outpin[3]| UART0 | 20|-->orgates[4]------>|inpin[4]-------->outpin[4]| -------->|7 21| orgates[5]------>|inpin[5]-------->outpin[5]| UART1 | 22| |--------------------------| -------->|8 23| UART2 | 24| -------->|9 25| UART3 | 26| ---------|10 27| UART5 | 28| -------->|11 29| UART6 | | -------->|12 30| UART7 | 31| -------->|13 | UART8 | OR[0:31] | -------->|14 | UART9 | | -------->|15 | UART10 | | -------->|16 | UART11 | | -------->|17 | UART12 | | -------->|18 | |-----------| Signed-off-by: Jamin Lin Reviewed-by: Cédric Le Goater Link: https://lore.kernel.org/qemu-devel/20250307035945.3698802-18-jamin_lin@aspeedtech.com Signed-off-by: Cédric Le Goater --- include/hw/intc/aspeed_intc.h | 1 + hw/intc/aspeed_intc.c | 112 ++++++++++++++++++++++++++++++++++ 2 files changed, 113 insertions(+) diff --git a/include/hw/intc/aspeed_intc.h b/include/hw/intc/aspeed_intc.h index 85df8c6be94f..3727ba24be72 100644 --- a/include/hw/intc/aspeed_intc.h +++ b/include/hw/intc/aspeed_intc.h @@ -14,6 +14,7 @@ #define TYPE_ASPEED_INTC "aspeed.intc" #define TYPE_ASPEED_2700_INTC TYPE_ASPEED_INTC "-ast2700" +#define TYPE_ASPEED_2700_INTCIO TYPE_ASPEED_INTC "io-ast2700" OBJECT_DECLARE_TYPE(AspeedINTCState, AspeedINTCClass, ASPEED_INTC) #define ASPEED_INTC_MAX_INPINS 10 diff --git a/hw/intc/aspeed_intc.c b/hw/intc/aspeed_intc.c index f2ca9237ea9a..3fd417084f5b 100644 --- a/hw/intc/aspeed_intc.c +++ b/hw/intc/aspeed_intc.c @@ -42,6 +42,26 @@ REG32(GICINT136_STATUS, 0x804) REG32(GICINT192_201_EN, 0xB00) REG32(GICINT192_201_STATUS, 0xB04) +/* + * INTCIO Registers + * + * values below are offset by - 0x100 from datasheet + * because its memory region is start at 0x100 + * + */ +REG32(GICINT192_EN, 0x00) +REG32(GICINT192_STATUS, 0x04) +REG32(GICINT193_EN, 0x10) +REG32(GICINT193_STATUS, 0x14) +REG32(GICINT194_EN, 0x20) +REG32(GICINT194_STATUS, 0x24) +REG32(GICINT195_EN, 0x30) +REG32(GICINT195_STATUS, 0x34) +REG32(GICINT196_EN, 0x40) +REG32(GICINT196_STATUS, 0x44) +REG32(GICINT197_EN, 0x50) +REG32(GICINT197_STATUS, 0x54) + static const AspeedINTCIRQ *aspeed_intc_get_irq(AspeedINTCClass *aic, uint32_t reg) { @@ -432,6 +452,55 @@ static void aspeed_intc_write(void *opaque, hwaddr offset, uint64_t data, return; } +static uint64_t aspeed_intcio_read(void *opaque, hwaddr offset, + unsigned int size) +{ + AspeedINTCState *s = ASPEED_INTC(opaque); + const char *name = object_get_typename(OBJECT(s)); + uint32_t reg = offset >> 2; + uint32_t value = 0; + + value = s->regs[reg]; + trace_aspeed_intc_read(name, offset, size, value); + + return value; +} + +static void aspeed_intcio_write(void *opaque, hwaddr offset, uint64_t data, + unsigned size) +{ + AspeedINTCState *s = ASPEED_INTC(opaque); + const char *name = object_get_typename(OBJECT(s)); + uint32_t reg = offset >> 2; + + trace_aspeed_intc_write(name, offset, size, data); + + switch (reg) { + case R_GICINT192_EN: + case R_GICINT193_EN: + case R_GICINT194_EN: + case R_GICINT195_EN: + case R_GICINT196_EN: + case R_GICINT197_EN: + aspeed_intc_enable_handler(s, offset, data); + break; + case R_GICINT192_STATUS: + case R_GICINT193_STATUS: + case R_GICINT194_STATUS: + case R_GICINT195_STATUS: + case R_GICINT196_STATUS: + case R_GICINT197_STATUS: + aspeed_intc_status_handler(s, offset, data); + break; + default: + s->regs[reg] = data; + break; + } + + return; +} + + static const MemoryRegionOps aspeed_intc_ops = { .read = aspeed_intc_read, .write = aspeed_intc_write, @@ -442,6 +511,16 @@ static const MemoryRegionOps aspeed_intc_ops = { } }; +static const MemoryRegionOps aspeed_intcio_ops = { + .read = aspeed_intcio_read, + .write = aspeed_intcio_write, + .endianness = DEVICE_LITTLE_ENDIAN, + .valid = { + .min_access_size = 4, + .max_access_size = 4, + } +}; + static void aspeed_intc_instance_init(Object *obj) { AspeedINTCState *s = ASPEED_INTC(obj); @@ -567,10 +646,43 @@ static const TypeInfo aspeed_2700_intc_info = { .class_init = aspeed_2700_intc_class_init, }; +static AspeedINTCIRQ aspeed_2700_intcio_irqs[ASPEED_INTC_MAX_INPINS] = { + {0, 0, 1, R_GICINT192_EN, R_GICINT192_STATUS}, + {1, 1, 1, R_GICINT193_EN, R_GICINT193_STATUS}, + {2, 2, 1, R_GICINT194_EN, R_GICINT194_STATUS}, + {3, 3, 1, R_GICINT195_EN, R_GICINT195_STATUS}, + {4, 4, 1, R_GICINT196_EN, R_GICINT196_STATUS}, + {5, 5, 1, R_GICINT197_EN, R_GICINT197_STATUS}, +}; + +static void aspeed_2700_intcio_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + AspeedINTCClass *aic = ASPEED_INTC_CLASS(klass); + + dc->desc = "ASPEED 2700 INTC IO Controller"; + aic->num_lines = 32; + aic->num_inpins = 6; + aic->num_outpins = 6; + aic->mem_size = 0x400; + aic->nr_regs = 0x58 >> 2; + aic->reg_offset = 0x100; + aic->reg_ops = &aspeed_intcio_ops; + aic->irq_table = aspeed_2700_intcio_irqs; + aic->irq_table_count = ARRAY_SIZE(aspeed_2700_intcio_irqs); +} + +static const TypeInfo aspeed_2700_intcio_info = { + .name = TYPE_ASPEED_2700_INTCIO, + .parent = TYPE_ASPEED_INTC, + .class_init = aspeed_2700_intcio_class_init, +}; + static void aspeed_intc_register_types(void) { type_register_static(&aspeed_intc_info); type_register_static(&aspeed_2700_intc_info); + type_register_static(&aspeed_2700_intcio_info); } type_init(aspeed_intc_register_types);