From patchwork Thu Mar 13 05:40:07 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steven Lee X-Patchwork-Id: 14014356 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 05DA0C282DE for ; Thu, 13 Mar 2025 05:47:00 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tsbOh-0004wO-W7; Thu, 13 Mar 2025 01:46:24 -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 1tsbOF-0004oJ-7M; Thu, 13 Mar 2025 01:45:55 -0400 Received: from mail.aspeedtech.com ([211.20.114.72] helo=TWMBX01.aspeed.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tsbOD-0005Ve-1Z; Thu, 13 Mar 2025 01:45:54 -0400 Received: from TWMBX01.aspeed.com (192.168.0.62) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.12; Thu, 13 Mar 2025 13:40:21 +0800 Received: from mail.aspeedtech.com (192.168.10.10) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server id 15.2.1258.12 via Frontend Transport; Thu, 13 Mar 2025 13:40:21 +0800 To: =?utf-8?q?C=C3=A9dric_Le_Goater?= , Peter Maydell , Troy Lee , Jamin Lin , Andrew Jeffery , Joel Stanley , "open list:ASPEED BMCs" , "open list:All patches CC here" CC: , Subject: [PATCH 03/13] hw/intc/aspeed: Add support for AST2700 SSP INTC Date: Thu, 13 Mar 2025 13:40:07 +0800 Message-ID: <20250313054020.2583556-4-steven_lee@aspeedtech.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250313054020.2583556-1-steven_lee@aspeedtech.com> References: <20250313054020.2583556-1-steven_lee@aspeedtech.com> MIME-Version: 1.0 Received-SPF: pass client-ip=211.20.114.72; envelope-from=steven_lee@aspeedtech.com; helo=TWMBX01.aspeed.com 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, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_FAIL=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: , Reply-to: Steven Lee X-Patchwork-Original-From: Steven Lee via From: Steven Lee Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org - Define new types for ast2700ssp INTC and INTCIO - Add register definitions for SSP INTC and INTCIO - Implement write handlers for SSP INTC and INTCIO - Register new types in aspeed_intc_register_types The design of the SSP INTC and INTCIO controllers is similar to AST2700, with the following differences: - AST2700 Support GICINT128 to GICINT136 in INTC The INTCIO GIC_192_201 has 10 output pins, mapped as follows: Bit 0 -> GIC 192 Bit 1 -> GIC 193 Bit 2 -> GIC 194 Bit 3 -> GIC 195 Bit 4 -> GIC 196 - AST2700-ssp Support SSPINT128 to SSPINT136 in INTC The INTCIO SSPINT_160_169 has 10 output pins, mapped as follows: Bit 0 -> SSPINT 160 Bit 1 -> SSPINT 161 Bit 2 -> SSPINT 162 Bit 3 -> SSPINT 163 Bit 4 -> SSPINT 164 Signed-off-by: Steven Lee Change-Id: I5329767b21c0e982d3afcb87c7d1690cc04ce2ef --- include/hw/intc/aspeed_intc.h | 3 + hw/intc/aspeed_intc.c | 211 ++++++++++++++++++++++++++++++++++ 2 files changed, 214 insertions(+) diff --git a/include/hw/intc/aspeed_intc.h b/include/hw/intc/aspeed_intc.h index 3727ba24be..746f159bf3 100644 --- a/include/hw/intc/aspeed_intc.h +++ b/include/hw/intc/aspeed_intc.h @@ -15,6 +15,9 @@ #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" +#define TYPE_ASPEED_2700SSP_INTC TYPE_ASPEED_INTC "-ast2700ssp" +#define TYPE_ASPEED_2700SSP_INTCIO TYPE_ASPEED_INTC "io-ast2700ssp" + 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 3fd417084f..1f8b4d4d36 100644 --- a/hw/intc/aspeed_intc.c +++ b/hw/intc/aspeed_intc.c @@ -62,6 +62,50 @@ REG32(GICINT196_STATUS, 0x44) REG32(GICINT197_EN, 0x50) REG32(GICINT197_STATUS, 0x54) +/* + * SSP INTC Registers + */ +REG32(SSPINT128_EN, 0x2000) +REG32(SSPINT128_STATUS, 0x2004) +REG32(SSPINT129_EN, 0x2100) +REG32(SSPINT129_STATUS, 0x2104) +REG32(SSPINT130_EN, 0x2200) +REG32(SSPINT130_STATUS, 0x2204) +REG32(SSPINT131_EN, 0x2300) +REG32(SSPINT131_STATUS, 0x2304) +REG32(SSPINT132_EN, 0x2400) +REG32(SSPINT132_STATUS, 0x2404) +REG32(SSPINT133_EN, 0x2500) +REG32(SSPINT133_STATUS, 0x2504) +REG32(SSPINT134_EN, 0x2600) +REG32(SSPINT134_STATUS, 0x2604) +REG32(SSPINT135_EN, 0x2700) +REG32(SSPINT135_STATUS, 0x2704) +REG32(SSPINT136_EN, 0x2800) +REG32(SSPINT136_STATUS, 0x2804) +REG32(SSPINT137_EN, 0x2900) +REG32(SSPINT137_STATUS, 0x2904) +REG32(SSPINT138_EN, 0x2A00) +REG32(SSPINT138_STATUS, 0x2A04) +REG32(SSPINT160_169_EN, 0x2B00) +REG32(SSPINT160_169_STATUS, 0x2B04) + +/* + * SSP INTCIO Registers + */ +REG32(SSPINT160_EN, 0x180) +REG32(SSPINT160_STATUS, 0x184) +REG32(SSPINT161_EN, 0x190) +REG32(SSPINT161_STATUS, 0x194) +REG32(SSPINT162_EN, 0x1A0) +REG32(SSPINT162_STATUS, 0x1A4) +REG32(SSPINT163_EN, 0x1B0) +REG32(SSPINT163_STATUS, 0x1B4) +REG32(SSPINT164_EN, 0x1C0) +REG32(SSPINT164_STATUS, 0x1C4) +REG32(SSPINT165_EN, 0x1D0) +REG32(SSPINT165_STATUS, 0x1D4) + static const AspeedINTCIRQ *aspeed_intc_get_irq(AspeedINTCClass *aic, uint32_t reg) { @@ -452,6 +496,50 @@ static void aspeed_intc_write(void *opaque, hwaddr offset, uint64_t data, return; } +static void aspeed_ssp_intc_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_SSPINT128_EN: + case R_SSPINT129_EN: + case R_SSPINT130_EN: + case R_SSPINT131_EN: + case R_SSPINT132_EN: + case R_SSPINT133_EN: + case R_SSPINT134_EN: + case R_SSPINT135_EN: + case R_SSPINT136_EN: + case R_SSPINT160_169_EN: + aspeed_intc_enable_handler(s, offset, data); + break; + case R_SSPINT128_STATUS: + case R_SSPINT129_STATUS: + case R_SSPINT130_STATUS: + case R_SSPINT131_STATUS: + case R_SSPINT132_STATUS: + case R_SSPINT133_STATUS: + case R_SSPINT134_STATUS: + case R_SSPINT135_STATUS: + case R_SSPINT136_STATUS: + aspeed_intc_status_handler(s, offset, data); + break; + case R_SSPINT160_169_STATUS: + aspeed_intc_status_handler_multi_outpins(s, offset, data); + break; + default: + s->regs[reg] = data; + break; + } + + return; +} + static uint64_t aspeed_intcio_read(void *opaque, hwaddr offset, unsigned int size) { @@ -500,6 +588,39 @@ static void aspeed_intcio_write(void *opaque, hwaddr offset, uint64_t data, return; } +static void aspeed_ssp_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_SSPINT160_EN: + case R_SSPINT161_EN: + case R_SSPINT162_EN: + case R_SSPINT163_EN: + case R_SSPINT164_EN: + case R_SSPINT165_EN: + aspeed_intc_enable_handler(s, offset, data); + break; + case R_SSPINT160_STATUS: + case R_SSPINT161_STATUS: + case R_SSPINT162_STATUS: + case R_SSPINT163_STATUS: + case R_SSPINT164_STATUS: + case R_SSPINT165_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, @@ -521,6 +642,26 @@ static const MemoryRegionOps aspeed_intcio_ops = { } }; +static const MemoryRegionOps aspeed_ssp_intc_ops = { + .read = aspeed_intc_read, + .write = aspeed_ssp_intc_write, + .endianness = DEVICE_LITTLE_ENDIAN, + .valid = { + .min_access_size = 4, + .max_access_size = 4, + } +}; + +static const MemoryRegionOps aspeed_ssp_intcio_ops = { + .read = aspeed_intcio_read, + .write = aspeed_ssp_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); @@ -678,11 +819,81 @@ static const TypeInfo aspeed_2700_intcio_info = { .class_init = aspeed_2700_intcio_class_init, }; +static AspeedINTCIRQ aspeed_2700ssp_intc_irqs[ASPEED_INTC_MAX_INPINS] = { + {0, 0, 10, R_SSPINT160_169_EN, R_SSPINT160_169_STATUS}, + {1, 10, 1, R_SSPINT128_EN, R_SSPINT128_STATUS}, + {2, 11, 1, R_SSPINT129_EN, R_SSPINT129_STATUS}, + {3, 12, 1, R_SSPINT130_EN, R_SSPINT130_STATUS}, + {4, 13, 1, R_SSPINT131_EN, R_SSPINT131_STATUS}, + {5, 14, 1, R_SSPINT132_EN, R_SSPINT132_STATUS}, + {6, 15, 1, R_SSPINT133_EN, R_SSPINT133_STATUS}, + {7, 16, 1, R_SSPINT134_EN, R_SSPINT134_STATUS}, + {8, 17, 1, R_SSPINT135_EN, R_SSPINT135_STATUS}, + {9, 18, 1, R_SSPINT136_EN, R_SSPINT136_STATUS}, +}; + +static void aspeed_2700ssp_intc_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + AspeedINTCClass *aic = ASPEED_INTC_CLASS(klass); + + dc->desc = "ASPEED 2700 SSP INTC Controller"; + aic->num_lines = 32; + aic->num_inpins = 10; + aic->num_outpins = 19; + aic->mem_size = 0x4000; + aic->nr_regs = 0x2B08 >> 2; + aic->reg_offset = 0x0; + aic->reg_ops = &aspeed_ssp_intc_ops; + aic->irq_table = aspeed_2700ssp_intc_irqs; + aic->irq_table_count = ARRAY_SIZE(aspeed_2700ssp_intc_irqs); +} + +static const TypeInfo aspeed_2700ssp_intc_info = { + .name = TYPE_ASPEED_2700SSP_INTC, + .parent = TYPE_ASPEED_INTC, + .class_init = aspeed_2700ssp_intc_class_init, +}; + +static AspeedINTCIRQ aspeed_2700ssp_intcio_irqs[ASPEED_INTC_MAX_INPINS] = { + {0, 0, 1, R_SSPINT160_EN, R_SSPINT160_STATUS}, + {1, 1, 1, R_SSPINT161_EN, R_SSPINT161_STATUS}, + {2, 2, 1, R_SSPINT162_EN, R_SSPINT162_STATUS}, + {3, 3, 1, R_SSPINT163_EN, R_SSPINT163_STATUS}, + {4, 4, 1, R_SSPINT164_EN, R_SSPINT164_STATUS}, + {5, 5, 1, R_SSPINT165_EN, R_SSPINT165_STATUS}, +}; + +static void aspeed_2700ssp_intcio_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + AspeedINTCClass *aic = ASPEED_INTC_CLASS(klass); + + dc->desc = "ASPEED 2700 SSP INTC IO Controller"; + aic->num_lines = 32; + aic->num_inpins = 6; + aic->num_outpins = 6; + aic->mem_size = 0x400; + aic->nr_regs = 0x1d8 >> 2; + aic->reg_offset = 0; + aic->reg_ops = &aspeed_ssp_intcio_ops; + aic->irq_table = aspeed_2700ssp_intcio_irqs; + aic->irq_table_count = ARRAY_SIZE(aspeed_2700ssp_intcio_irqs); +} + +static const TypeInfo aspeed_2700ssp_intcio_info = { + .name = TYPE_ASPEED_2700SSP_INTCIO, + .parent = TYPE_ASPEED_INTC, + .class_init = aspeed_2700ssp_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_register_static(&aspeed_2700ssp_intc_info); + type_register_static(&aspeed_2700ssp_intcio_info); } type_init(aspeed_intc_register_types);