From patchwork Wed Feb 7 20:02:18 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jamin Lin X-Patchwork-Id: 13549021 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 864F7C4828F for ; Wed, 7 Feb 2024 20:03:33 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rXo7r-0002Tj-P1; Wed, 07 Feb 2024 15:02:31 -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 1rXo7p-0002Rn-Jh; Wed, 07 Feb 2024 15:02:29 -0500 Received: from mail.aspeedtech.com ([211.20.114.72] helo=TWMBX02.aspeed.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1rXo7n-0003Ra-0m; Wed, 07 Feb 2024 15:02:29 -0500 Received: from TWMBX02.aspeed.com (192.168.0.25) by TWMBX02.aspeed.com (192.168.0.25) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 8 Feb 2024 04:02:22 +0800 Received: from twmbx02.aspeed.com (192.168.10.10) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 8 Feb 2024 04:02:22 +0800 To: =?utf-8?q?C=C3=A9dric_Le_Goater?= , Peter Maydell , Andrew Jeffery , Joel Stanley , "open list:ASPEED BMCs" , "open list:All patches CC here" CC: , Subject: [PATCH v2 1/2] aspeed: introduce a new UART0 device name Date: Thu, 8 Feb 2024 04:02:18 +0800 Message-ID: <20240207200220.453244-2-jamin_lin@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240207200220.453244-1-jamin_lin@aspeedtech.com> References: <20240207200220.453244-1-jamin_lin@aspeedtech.com> MIME-Version: 1.0 Received-SPF: Fail (TWMBX02.aspeed.com: domain of jamin_lin@aspeedtech.com does not designate 192.168.10.10 as permitted sender) receiver=TWMBX02.aspeed.com; client-ip=192.168.10.10; helo=twmbx02.aspeed.com; Received-SPF: pass client-ip=211.20.114.72; envelope-from=jamin_lin@aspeedtech.com; helo=TWMBX02.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, SPF_HELO_FAIL=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: , Reply-to: Jamin Lin X-Patchwork-Original-From: Jamin Lin via From: Jamin Lin Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org The Aspeed datasheet refers to the UART controllers as UART1 - UART13 for the ast10x0, ast2600, ast2500 and ast2400 SoCs and the Aspeed ast2700 introduces an UART0 and the UART controllers as UART0 - UART12. To keep the naming in the QEMU models in sync with the datasheet, let's introduce a new UART0 device name and do the required adjustements, etc ... Signed-off-by: Troy Lee Signed-off-by: Jamin Lin --- hw/arm/aspeed.c | 13 ++++++++----- hw/arm/aspeed_ast10x0.c | 1 + hw/arm/aspeed_ast2400.c | 2 ++ hw/arm/aspeed_ast2600.c | 1 + hw/arm/aspeed_soc_common.c | 14 +++++++++----- include/hw/arm/aspeed_soc.h | 2 ++ 6 files changed, 23 insertions(+), 10 deletions(-) diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c index 09b1e823ba..06d863958b 100644 --- a/hw/arm/aspeed.c +++ b/hw/arm/aspeed.c @@ -342,7 +342,7 @@ static void connect_serial_hds_to_uarts(AspeedMachineState *bmc) int uart_chosen = bmc->uart_chosen ? bmc->uart_chosen : amc->uart_default; aspeed_soc_uart_set_chr(s, uart_chosen, serial_hd(0)); - for (int i = 1, uart = ASPEED_DEV_UART1; i < sc->uarts_num; i++, uart++) { + for (int i = 0, uart = sc->uarts_base; i < sc->uarts_num; i++, uart++) { if (uart == uart_chosen) { continue; } @@ -1094,7 +1094,7 @@ static char *aspeed_get_bmc_console(Object *obj, Error **errp) AspeedMachineClass *amc = ASPEED_MACHINE_GET_CLASS(bmc); int uart_chosen = bmc->uart_chosen ? bmc->uart_chosen : amc->uart_default; - return g_strdup_printf("uart%d", uart_chosen - ASPEED_DEV_UART1 + 1); + return g_strdup_printf("uart%d", uart_chosen - ASPEED_DEV_UART0); } static void aspeed_set_bmc_console(Object *obj, const char *value, Error **errp) @@ -1103,6 +1103,8 @@ static void aspeed_set_bmc_console(Object *obj, const char *value, Error **errp) AspeedMachineClass *amc = ASPEED_MACHINE_GET_CLASS(bmc); AspeedSoCClass *sc = ASPEED_SOC_CLASS(object_class_by_name(amc->soc_name)); int val; + int start = sc->uarts_base - ASPEED_DEV_UART0; + int end = start + sc->uarts_num; if (sscanf(value, "uart%u", &val) != 1) { error_setg(errp, "Bad value for \"uart\" property"); @@ -1110,11 +1112,12 @@ static void aspeed_set_bmc_console(Object *obj, const char *value, Error **errp) } /* The number of UART depends on the SoC */ - if (val < 1 || val > sc->uarts_num) { - error_setg(errp, "\"uart\" should be in range [1 - %d]", sc->uarts_num); + if (val < start || val >= end) { + error_setg(errp, "\"uart\" should be in range [%d - %d]", + start, end - 1); return; } - bmc->uart_chosen = ASPEED_DEV_UART1 + val - 1; + bmc->uart_chosen = val + ASPEED_DEV_UART0; } static void aspeed_machine_class_props_init(ObjectClass *oc) diff --git a/hw/arm/aspeed_ast10x0.c b/hw/arm/aspeed_ast10x0.c index c3b5116a6a..2634e0f654 100644 --- a/hw/arm/aspeed_ast10x0.c +++ b/hw/arm/aspeed_ast10x0.c @@ -436,6 +436,7 @@ static void aspeed_soc_ast1030_class_init(ObjectClass *klass, void *data) sc->wdts_num = 4; sc->macs_num = 1; sc->uarts_num = 13; + sc->uarts_base = ASPEED_DEV_UART1; sc->irqmap = aspeed_soc_ast1030_irqmap; sc->memmap = aspeed_soc_ast1030_memmap; sc->num_cpus = 1; diff --git a/hw/arm/aspeed_ast2400.c b/hw/arm/aspeed_ast2400.c index 8829561bb6..95da85fee0 100644 --- a/hw/arm/aspeed_ast2400.c +++ b/hw/arm/aspeed_ast2400.c @@ -523,6 +523,7 @@ static void aspeed_soc_ast2400_class_init(ObjectClass *oc, void *data) sc->wdts_num = 2; sc->macs_num = 2; sc->uarts_num = 5; + sc->uarts_base = ASPEED_DEV_UART1; sc->irqmap = aspeed_soc_ast2400_irqmap; sc->memmap = aspeed_soc_ast2400_memmap; sc->num_cpus = 1; @@ -551,6 +552,7 @@ static void aspeed_soc_ast2500_class_init(ObjectClass *oc, void *data) sc->wdts_num = 3; sc->macs_num = 2; sc->uarts_num = 5; + sc->uarts_base = ASPEED_DEV_UART1; sc->irqmap = aspeed_soc_ast2500_irqmap; sc->memmap = aspeed_soc_ast2500_memmap; sc->num_cpus = 1; diff --git a/hw/arm/aspeed_ast2600.c b/hw/arm/aspeed_ast2600.c index 4ee32ea99d..f74561ecdc 100644 --- a/hw/arm/aspeed_ast2600.c +++ b/hw/arm/aspeed_ast2600.c @@ -666,6 +666,7 @@ static void aspeed_soc_ast2600_class_init(ObjectClass *oc, void *data) sc->wdts_num = 4; sc->macs_num = 4; sc->uarts_num = 13; + sc->uarts_base = ASPEED_DEV_UART1; sc->irqmap = aspeed_soc_ast2600_irqmap; sc->memmap = aspeed_soc_ast2600_memmap; sc->num_cpus = 2; diff --git a/hw/arm/aspeed_soc_common.c b/hw/arm/aspeed_soc_common.c index 123a0c432c..54c875c8d5 100644 --- a/hw/arm/aspeed_soc_common.c +++ b/hw/arm/aspeed_soc_common.c @@ -36,7 +36,7 @@ bool aspeed_soc_uart_realize(AspeedSoCState *s, Error **errp) AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); SerialMM *smm; - for (int i = 0, uart = ASPEED_DEV_UART1; i < sc->uarts_num; i++, uart++) { + for (int i = 0, uart = sc->uarts_base; i < sc->uarts_num; i++, uart++) { smm = &s->uart[i]; /* Chardev property is set by the machine. */ @@ -58,10 +58,14 @@ bool aspeed_soc_uart_realize(AspeedSoCState *s, Error **errp) void aspeed_soc_uart_set_chr(AspeedSoCState *s, int dev, Chardev *chr) { AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); - int i = dev - ASPEED_DEV_UART1; - - g_assert(0 <= i && i < ARRAY_SIZE(s->uart) && i < sc->uarts_num); - qdev_prop_set_chr(DEVICE(&s->uart[i]), "chardev", chr); + int uart_num = dev - ASPEED_DEV_UART0; + int start = sc->uarts_base - ASPEED_DEV_UART0; + int end = start + sc->uarts_num; + int index = uart_num - start; + + g_assert(uart_num >= start && uart_num < end); + g_assert(index < ARRAY_SIZE(s->uart)); + qdev_prop_set_chr(DEVICE(&s->uart[index]), "chardev", chr); } /* diff --git a/include/hw/arm/aspeed_soc.h b/include/hw/arm/aspeed_soc.h index 9d0af84a8c..5ab0902da0 100644 --- a/include/hw/arm/aspeed_soc.h +++ b/include/hw/arm/aspeed_soc.h @@ -140,6 +140,7 @@ struct AspeedSoCClass { int wdts_num; int macs_num; int uarts_num; + int uarts_base; const int *irqmap; const hwaddr *memmap; uint32_t num_cpus; @@ -151,6 +152,7 @@ const char *aspeed_soc_cpu_type(AspeedSoCClass *sc); enum { ASPEED_DEV_SPI_BOOT, ASPEED_DEV_IOMEM, + ASPEED_DEV_UART0, ASPEED_DEV_UART1, ASPEED_DEV_UART2, ASPEED_DEV_UART3,