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[209.51.188.17]) by mx.google.com with ESMTPS id d75a77b69052e-4751db426adsi9437631cf.569.2025.03.06.02.41.10 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 06 Mar 2025 02:41:10 -0800 (PST) Received-SPF: pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; spf=pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=nongnu.org Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tq8eW-0006mR-MB; Thu, 06 Mar 2025 05:40:32 -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 1tq8eP-0006cd-8C; Thu, 06 Mar 2025 05:40:25 -0500 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 1tq8eM-0000XB-Vw; Thu, 06 Mar 2025 05:40:24 -0500 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, 6 Mar 2025 18:38:53 +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, 6 Mar 2025 18:38:53 +0800 To: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Peter Maydell , Steven Lee , Troy Lee , Andrew Jeffery , "Joel Stanley" , "open list:All patches CC here" , "open list:ASPEED BMCs" CC: , , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PATCH v5 19/29] hw/arm/aspeed_ast27x0.c Support AST2700 A1 GIC Interrupt Mapping Date: Thu, 6 Mar 2025 18:38:27 +0800 Message-ID: <20250306103846.429221-20-jamin_lin@aspeedtech.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250306103846.429221-1-jamin_lin@aspeedtech.com> References: <20250306103846.429221-1-jamin_lin@aspeedtech.com> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=211.20.114.72; envelope-from=jamin_lin@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_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_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-arm@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-to: Jamin Lin From: Jamin Lin via Errors-To: qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org Sender: qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org X-TUID: FLRQYOD/Hbng Currently, these IRQ tables support from GIC 128 - 136 for AST2700 A0. These IRQ tables can be reused for AST2700 A1 from GIC 192 - 197. Updates the interrupt mapping to include support for AST2700 A1 by extending the existing mappings to the new GIC range. Signed-off-by: Jamin Lin Reviewed-by: Cédric Le Goater --- hw/arm/aspeed_ast27x0.c | 77 ++++++++++++++++++++++++++--------------- 1 file changed, 50 insertions(+), 27 deletions(-) diff --git a/hw/arm/aspeed_ast27x0.c b/hw/arm/aspeed_ast27x0.c index 2d24361daa..343fe87921 100644 --- a/hw/arm/aspeed_ast27x0.c +++ b/hw/arm/aspeed_ast27x0.c @@ -120,21 +120,27 @@ static const int aspeed_soc_ast2700a0_irqmap[] = { }; /* GICINT 128 */ -static const int aspeed_soc_ast2700_gic128_intcmap[] = { +/* GICINT 192 */ +static const int ast2700_gic128_gic192_intcmap[] = { [ASPEED_DEV_LPC] = 0, [ASPEED_DEV_IBT] = 2, [ASPEED_DEV_KCS] = 4, }; +/* GICINT 129 */ +/* GICINT 193 */ + /* GICINT 130 */ -static const int aspeed_soc_ast2700_gic130_intcmap[] = { +/* GICINT 194 */ +static const int ast2700_gic130_gic194_intcmap[] = { [ASPEED_DEV_I2C] = 0, [ASPEED_DEV_ADC] = 16, [ASPEED_DEV_GPIO] = 18, }; /* GICINT 131 */ -static const int aspeed_soc_ast2700_gic131_intcmap[] = { +/* GICINT 195 */ +static const int ast2700_gic131_gic195_intcmap[] = { [ASPEED_DEV_I3C] = 0, [ASPEED_DEV_WDT] = 16, [ASPEED_DEV_FMC] = 25, @@ -142,7 +148,8 @@ static const int aspeed_soc_ast2700_gic131_intcmap[] = { }; /* GICINT 132 */ -static const int aspeed_soc_ast2700_gic132_intcmap[] = { +/* GICINT 196 */ +static const int ast2700_gic132_gic196_intcmap[] = { [ASPEED_DEV_ETH1] = 0, [ASPEED_DEV_ETH2] = 1, [ASPEED_DEV_ETH3] = 2, @@ -161,24 +168,26 @@ static const int aspeed_soc_ast2700_gic132_intcmap[] = { }; /* GICINT 133 */ -static const int aspeed_soc_ast2700_gic133_intcmap[] = { +/* GICINT 197 */ +static const int ast2700_gic133_gic197_intcmap[] = { [ASPEED_DEV_SDHCI] = 1, [ASPEED_DEV_PECI] = 4, }; /* GICINT 128 ~ 136 */ +/* GICINT 192 ~ 201 */ struct gic_intc_irq_info { int irq; const int *ptr; }; -static const struct gic_intc_irq_info aspeed_soc_ast2700_gic_intcmap[] = { - {128, aspeed_soc_ast2700_gic128_intcmap}, +static const struct gic_intc_irq_info ast2700_gic_intcmap[] = { + {128, ast2700_gic128_gic192_intcmap}, {129, NULL}, - {130, aspeed_soc_ast2700_gic130_intcmap}, - {131, aspeed_soc_ast2700_gic131_intcmap}, - {132, aspeed_soc_ast2700_gic132_intcmap}, - {133, aspeed_soc_ast2700_gic133_intcmap}, + {130, ast2700_gic130_gic194_intcmap}, + {131, ast2700_gic131_gic195_intcmap}, + {132, ast2700_gic132_gic196_intcmap}, + {133, ast2700_gic133_gic197_intcmap}, {134, NULL}, {135, NULL}, {136, NULL}, @@ -190,11 +199,11 @@ static qemu_irq aspeed_soc_ast2700_get_irq(AspeedSoCState *s, int dev) AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); int i; - for (i = 0; i < ARRAY_SIZE(aspeed_soc_ast2700_gic_intcmap); i++) { - if (sc->irqmap[dev] == aspeed_soc_ast2700_gic_intcmap[i].irq) { - assert(aspeed_soc_ast2700_gic_intcmap[i].ptr); + for (i = 0; i < ARRAY_SIZE(ast2700_gic_intcmap); i++) { + if (sc->irqmap[dev] == ast2700_gic_intcmap[i].irq) { + assert(ast2700_gic_intcmap[i].ptr); return qdev_get_gpio_in(DEVICE(&a->intc.orgates[i]), - aspeed_soc_ast2700_gic_intcmap[i].ptr[dev]); + ast2700_gic_intcmap[i].ptr[dev]); } } @@ -208,16 +217,17 @@ static qemu_irq aspeed_soc_ast2700_get_irq_index(AspeedSoCState *s, int dev, AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); int i; - for (i = 0; i < ARRAY_SIZE(aspeed_soc_ast2700_gic_intcmap); i++) { - if (sc->irqmap[dev] == aspeed_soc_ast2700_gic_intcmap[i].irq) { - assert(aspeed_soc_ast2700_gic_intcmap[i].ptr); + for (i = 0; i < ARRAY_SIZE(ast2700_gic_intcmap); i++) { + if (sc->irqmap[dev] == ast2700_gic_intcmap[i].irq) { + assert(ast2700_gic_intcmap[i].ptr); return qdev_get_gpio_in(DEVICE(&a->intc.orgates[i]), - aspeed_soc_ast2700_gic_intcmap[i].ptr[dev] + index); + ast2700_gic_intcmap[i].ptr[dev] + index); } } /* - * Invalid orgate index, device irq should be 128 to 136. + * Invalid OR gate index, device IRQ should be between 128 to 136 + * and 192 to 201. */ g_assert_not_reached(); } @@ -530,17 +540,18 @@ static void aspeed_soc_ast2700_realize(DeviceState *dev, Error **errp) aspeed_mmio_map(s, SYS_BUS_DEVICE(&a->intc), 0, sc->memmap[ASPEED_DEV_INTC]); - /* source orgates -> INTC */ + /* irq sources -> orgates -> INTC */ for (i = 0; i < ic->num_inpins; i++) { qdev_connect_gpio_out(DEVICE(&a->intc.orgates[i]), 0, - qdev_get_gpio_in(DEVICE(&a->intc), i)); + qdev_get_gpio_in(DEVICE(&a->intc), i)); } + /* INTC -> GIC192 - GIC201 */ /* INTC -> GIC128 - GIC136 */ for (i = 0; i < ic->num_outpins; i++) { sysbus_connect_irq(SYS_BUS_DEVICE(&a->intc), i, qdev_get_gpio_in(DEVICE(&a->gic), - aspeed_soc_ast2700_gic_intcmap[i].irq)); + ast2700_gic_intcmap[i].irq)); } /* SRAM */ @@ -691,10 +702,22 @@ static void aspeed_soc_ast2700_realize(DeviceState *dev, Error **errp) for (i = 0; i < ASPEED_I2C_GET_CLASS(&s->i2c)->num_busses; i++) { /* * The AST2700 I2C controller has one source INTC per bus. - * I2C buses interrupt are connected to GICINT130_INTC - * from bit 0 to bit 15. - * I2C bus 0 is connected to GICINT130_INTC at bit 0. - * I2C bus 15 is connected to GICINT130_INTC at bit 15. + * + * For AST2700 A0: + * I2C bus interrupts are connected to the OR gate from bit 0 to bit + * 15, and the OR gate output pin is connected to the input pin of + * GICINT130 of INTC (CPU Die). Then, the output pin is connected to + * the GIC. + * + * For AST2700 A1: + * I2C bus interrupts are connected to the OR gate from bit 0 to bit + * 15, and the OR gate output pin is connected to the input pin of + * GICINT194 of INTCIO (IO Die). Then, the output pin is connected + * to the INTC (CPU Die) input pin, and its output pin is connected + * to the GIC. + * + * I2C bus 0 is connected to the OR gate at bit 0. + * I2C bus 15 is connected to the OR gate at bit 15. */ irq = aspeed_soc_ast2700_get_irq_index(s, ASPEED_DEV_I2C, i); sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c.busses[i]), 0, irq); -- 2.43.0 From mboxrd@z Thu Jan 1 00:00:00 1970 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 04EE3C282D1 for ; Thu, 6 Mar 2025 10:45:37 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tq8fC-0008N9-KN; Thu, 06 Mar 2025 05:41:14 -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 1tq8eP-0006cd-8C; Thu, 06 Mar 2025 05:40:25 -0500 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 1tq8eM-0000XB-Vw; Thu, 06 Mar 2025 05:40:24 -0500 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, 6 Mar 2025 18:38:53 +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, 6 Mar 2025 18:38:53 +0800 To: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Peter Maydell , Steven Lee , Troy Lee , Andrew Jeffery , "Joel Stanley" , "open list:All patches CC here" , "open list:ASPEED BMCs" CC: , , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PATCH v5 19/29] hw/arm/aspeed_ast27x0.c Support AST2700 A1 GIC Interrupt Mapping Date: Thu, 6 Mar 2025 18:38:27 +0800 Message-ID: <20250306103846.429221-20-jamin_lin@aspeedtech.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250306103846.429221-1-jamin_lin@aspeedtech.com> References: <20250306103846.429221-1-jamin_lin@aspeedtech.com> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=211.20.114.72; envelope-from=jamin_lin@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_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_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: Jamin Lin From: Jamin Lin via Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Currently, these IRQ tables support from GIC 128 - 136 for AST2700 A0. These IRQ tables can be reused for AST2700 A1 from GIC 192 - 197. Updates the interrupt mapping to include support for AST2700 A1 by extending the existing mappings to the new GIC range. Signed-off-by: Jamin Lin Reviewed-by: Cédric Le Goater --- hw/arm/aspeed_ast27x0.c | 77 ++++++++++++++++++++++++++--------------- 1 file changed, 50 insertions(+), 27 deletions(-) diff --git a/hw/arm/aspeed_ast27x0.c b/hw/arm/aspeed_ast27x0.c index 2d24361daa..343fe87921 100644 --- a/hw/arm/aspeed_ast27x0.c +++ b/hw/arm/aspeed_ast27x0.c @@ -120,21 +120,27 @@ static const int aspeed_soc_ast2700a0_irqmap[] = { }; /* GICINT 128 */ -static const int aspeed_soc_ast2700_gic128_intcmap[] = { +/* GICINT 192 */ +static const int ast2700_gic128_gic192_intcmap[] = { [ASPEED_DEV_LPC] = 0, [ASPEED_DEV_IBT] = 2, [ASPEED_DEV_KCS] = 4, }; +/* GICINT 129 */ +/* GICINT 193 */ + /* GICINT 130 */ -static const int aspeed_soc_ast2700_gic130_intcmap[] = { +/* GICINT 194 */ +static const int ast2700_gic130_gic194_intcmap[] = { [ASPEED_DEV_I2C] = 0, [ASPEED_DEV_ADC] = 16, [ASPEED_DEV_GPIO] = 18, }; /* GICINT 131 */ -static const int aspeed_soc_ast2700_gic131_intcmap[] = { +/* GICINT 195 */ +static const int ast2700_gic131_gic195_intcmap[] = { [ASPEED_DEV_I3C] = 0, [ASPEED_DEV_WDT] = 16, [ASPEED_DEV_FMC] = 25, @@ -142,7 +148,8 @@ static const int aspeed_soc_ast2700_gic131_intcmap[] = { }; /* GICINT 132 */ -static const int aspeed_soc_ast2700_gic132_intcmap[] = { +/* GICINT 196 */ +static const int ast2700_gic132_gic196_intcmap[] = { [ASPEED_DEV_ETH1] = 0, [ASPEED_DEV_ETH2] = 1, [ASPEED_DEV_ETH3] = 2, @@ -161,24 +168,26 @@ static const int aspeed_soc_ast2700_gic132_intcmap[] = { }; /* GICINT 133 */ -static const int aspeed_soc_ast2700_gic133_intcmap[] = { +/* GICINT 197 */ +static const int ast2700_gic133_gic197_intcmap[] = { [ASPEED_DEV_SDHCI] = 1, [ASPEED_DEV_PECI] = 4, }; /* GICINT 128 ~ 136 */ +/* GICINT 192 ~ 201 */ struct gic_intc_irq_info { int irq; const int *ptr; }; -static const struct gic_intc_irq_info aspeed_soc_ast2700_gic_intcmap[] = { - {128, aspeed_soc_ast2700_gic128_intcmap}, +static const struct gic_intc_irq_info ast2700_gic_intcmap[] = { + {128, ast2700_gic128_gic192_intcmap}, {129, NULL}, - {130, aspeed_soc_ast2700_gic130_intcmap}, - {131, aspeed_soc_ast2700_gic131_intcmap}, - {132, aspeed_soc_ast2700_gic132_intcmap}, - {133, aspeed_soc_ast2700_gic133_intcmap}, + {130, ast2700_gic130_gic194_intcmap}, + {131, ast2700_gic131_gic195_intcmap}, + {132, ast2700_gic132_gic196_intcmap}, + {133, ast2700_gic133_gic197_intcmap}, {134, NULL}, {135, NULL}, {136, NULL}, @@ -190,11 +199,11 @@ static qemu_irq aspeed_soc_ast2700_get_irq(AspeedSoCState *s, int dev) AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); int i; - for (i = 0; i < ARRAY_SIZE(aspeed_soc_ast2700_gic_intcmap); i++) { - if (sc->irqmap[dev] == aspeed_soc_ast2700_gic_intcmap[i].irq) { - assert(aspeed_soc_ast2700_gic_intcmap[i].ptr); + for (i = 0; i < ARRAY_SIZE(ast2700_gic_intcmap); i++) { + if (sc->irqmap[dev] == ast2700_gic_intcmap[i].irq) { + assert(ast2700_gic_intcmap[i].ptr); return qdev_get_gpio_in(DEVICE(&a->intc.orgates[i]), - aspeed_soc_ast2700_gic_intcmap[i].ptr[dev]); + ast2700_gic_intcmap[i].ptr[dev]); } } @@ -208,16 +217,17 @@ static qemu_irq aspeed_soc_ast2700_get_irq_index(AspeedSoCState *s, int dev, AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); int i; - for (i = 0; i < ARRAY_SIZE(aspeed_soc_ast2700_gic_intcmap); i++) { - if (sc->irqmap[dev] == aspeed_soc_ast2700_gic_intcmap[i].irq) { - assert(aspeed_soc_ast2700_gic_intcmap[i].ptr); + for (i = 0; i < ARRAY_SIZE(ast2700_gic_intcmap); i++) { + if (sc->irqmap[dev] == ast2700_gic_intcmap[i].irq) { + assert(ast2700_gic_intcmap[i].ptr); return qdev_get_gpio_in(DEVICE(&a->intc.orgates[i]), - aspeed_soc_ast2700_gic_intcmap[i].ptr[dev] + index); + ast2700_gic_intcmap[i].ptr[dev] + index); } } /* - * Invalid orgate index, device irq should be 128 to 136. + * Invalid OR gate index, device IRQ should be between 128 to 136 + * and 192 to 201. */ g_assert_not_reached(); } @@ -530,17 +540,18 @@ static void aspeed_soc_ast2700_realize(DeviceState *dev, Error **errp) aspeed_mmio_map(s, SYS_BUS_DEVICE(&a->intc), 0, sc->memmap[ASPEED_DEV_INTC]); - /* source orgates -> INTC */ + /* irq sources -> orgates -> INTC */ for (i = 0; i < ic->num_inpins; i++) { qdev_connect_gpio_out(DEVICE(&a->intc.orgates[i]), 0, - qdev_get_gpio_in(DEVICE(&a->intc), i)); + qdev_get_gpio_in(DEVICE(&a->intc), i)); } + /* INTC -> GIC192 - GIC201 */ /* INTC -> GIC128 - GIC136 */ for (i = 0; i < ic->num_outpins; i++) { sysbus_connect_irq(SYS_BUS_DEVICE(&a->intc), i, qdev_get_gpio_in(DEVICE(&a->gic), - aspeed_soc_ast2700_gic_intcmap[i].irq)); + ast2700_gic_intcmap[i].irq)); } /* SRAM */ @@ -691,10 +702,22 @@ static void aspeed_soc_ast2700_realize(DeviceState *dev, Error **errp) for (i = 0; i < ASPEED_I2C_GET_CLASS(&s->i2c)->num_busses; i++) { /* * The AST2700 I2C controller has one source INTC per bus. - * I2C buses interrupt are connected to GICINT130_INTC - * from bit 0 to bit 15. - * I2C bus 0 is connected to GICINT130_INTC at bit 0. - * I2C bus 15 is connected to GICINT130_INTC at bit 15. + * + * For AST2700 A0: + * I2C bus interrupts are connected to the OR gate from bit 0 to bit + * 15, and the OR gate output pin is connected to the input pin of + * GICINT130 of INTC (CPU Die). Then, the output pin is connected to + * the GIC. + * + * For AST2700 A1: + * I2C bus interrupts are connected to the OR gate from bit 0 to bit + * 15, and the OR gate output pin is connected to the input pin of + * GICINT194 of INTCIO (IO Die). Then, the output pin is connected + * to the INTC (CPU Die) input pin, and its output pin is connected + * to the GIC. + * + * I2C bus 0 is connected to the OR gate at bit 0. + * I2C bus 15 is connected to the OR gate at bit 15. */ irq = aspeed_soc_ast2700_get_irq_index(s, ASPEED_DEV_I2C, i); sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c.busses[i]), 0, irq); -- 2.43.0