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 2C4B7CCD185 for ; Mon, 13 Oct 2025 05:47:15 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1v8BLz-0007xg-9Y; Mon, 13 Oct 2025 01:44:15 -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 1v8BLw-0007x3-Oe; Mon, 13 Oct 2025 01:44:12 -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 1v8BLu-0002DU-NF; Mon, 13 Oct 2025 01:44:12 -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 15.2.1748.10; Mon, 13 Oct 2025 13:43:37 +0800 Received: from mail.aspeedtech.com (192.168.10.10) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server id 15.2.1748.10 via Frontend Transport; Mon, 13 Oct 2025 13:43:37 +0800 To: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Peter Maydell , Steven Lee , Troy Lee , Andrew Jeffery , "Joel Stanley" , "open list:ASPEED BMCs" , "open list:All patches CC here" CC: , , Subject: [PATCH v3 07/16] hw/arm/aspeed: Remove AspeedSoCState dependency from aspeed_soc_uart_realize() API Date: Mon, 13 Oct 2025 13:43:19 +0800 Message-ID: <20251013054334.955331-8-jamin_lin@aspeedtech.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251013054334.955331-1-jamin_lin@aspeedtech.com> References: <20251013054334.955331-1-jamin_lin@aspeedtech.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain 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_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: 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 Refactor aspeed_soc_uart_realize() to take MemoryRegion *, SerialMM *, and MMIO base addr instead of AspeedSoCState *, decoupling the helper from SoC state and making it reusable per-UART. The helper now realizes a single UART instance and maps its MMIO. IRQ wiring and iteration over all UARTs are moved to callers. Update call sites in AST1030, AST2400, AST2600, AST27x0 SSP/TSP, and AST2700 to loop over UARTs, call the new helper, and connect IRQ via aspeed_soc_get_irq(). This simplifies the UART realize path and reduces cross-module coupling. No functional change. Signed-off-by: Jamin Lin --- include/hw/arm/aspeed_soc.h | 3 ++- hw/arm/aspeed_ast10x0.c | 10 ++++++++-- hw/arm/aspeed_ast2400.c | 10 ++++++++-- hw/arm/aspeed_ast2600.c | 10 ++++++++-- hw/arm/aspeed_ast27x0-ssp.c | 10 ++++++++-- hw/arm/aspeed_ast27x0-tsp.c | 10 ++++++++-- hw/arm/aspeed_ast27x0.c | 10 ++++++++-- hw/arm/aspeed_soc_common.c | 28 ++++++++++------------------ 8 files changed, 60 insertions(+), 31 deletions(-) diff --git a/include/hw/arm/aspeed_soc.h b/include/hw/arm/aspeed_soc.h index 957362b88d..47341ea2fd 100644 --- a/include/hw/arm/aspeed_soc.h +++ b/include/hw/arm/aspeed_soc.h @@ -304,7 +304,8 @@ enum { const char *aspeed_soc_cpu_type(const char * const *valid_cpu_types); qemu_irq aspeed_soc_get_irq(AspeedSoCState *s, int dev); -bool aspeed_soc_uart_realize(AspeedSoCState *s, Error **errp); +bool aspeed_soc_uart_realize(MemoryRegion *memory, SerialMM *smm, + const hwaddr addr, Error **errp); void aspeed_soc_uart_set_chr(SerialMM *uart, int dev, int uarts_base, int uarts_num, Chardev *chr); bool aspeed_soc_dram_init(AspeedSoCState *s, Error **errp); diff --git a/hw/arm/aspeed_ast10x0.c b/hw/arm/aspeed_ast10x0.c index e861b6dad6..ff781379c1 100644 --- a/hw/arm/aspeed_ast10x0.c +++ b/hw/arm/aspeed_ast10x0.c @@ -192,6 +192,7 @@ static void aspeed_soc_ast1030_realize(DeviceState *dev_soc, Error **errp) AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); DeviceState *armv7m; Error *err = NULL; + int uart; int i; g_autofree char *sram_name = NULL; @@ -316,8 +317,13 @@ static void aspeed_soc_ast1030_realize(DeviceState *dev_soc, Error **errp) sc->irqmap[ASPEED_DEV_KCS] + aspeed_lpc_kcs_4)); /* UART */ - if (!aspeed_soc_uart_realize(s, errp)) { - return; + for (i = 0, uart = sc->uarts_base; i < sc->uarts_num; i++, uart++) { + if (!aspeed_soc_uart_realize(s->memory, &s->uart[i], + sc->memmap[uart], errp)) { + return; + } + sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart[i]), 0, + aspeed_soc_get_irq(s, uart)); } /* Timer */ diff --git a/hw/arm/aspeed_ast2400.c b/hw/arm/aspeed_ast2400.c index e0604851a5..8d4d6564c7 100644 --- a/hw/arm/aspeed_ast2400.c +++ b/hw/arm/aspeed_ast2400.c @@ -251,6 +251,7 @@ static void aspeed_ast2400_soc_realize(DeviceState *dev, Error **errp) AspeedSoCState *s = ASPEED_SOC(dev); AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); g_autofree char *sram_name = NULL; + int uart; /* Default boot region (SPI memory or ROMs) */ memory_region_init(&s->spi_boot_container, OBJECT(s), @@ -337,8 +338,13 @@ static void aspeed_ast2400_soc_realize(DeviceState *dev, Error **errp) aspeed_soc_get_irq(s, ASPEED_DEV_ADC)); /* UART */ - if (!aspeed_soc_uart_realize(s, errp)) { - return; + for (i = 0, uart = sc->uarts_base; i < sc->uarts_num; i++, uart++) { + if (!aspeed_soc_uart_realize(s->memory, &s->uart[i], + sc->memmap[uart], errp)) { + return; + } + sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart[i]), 0, + aspeed_soc_get_irq(s, uart)); } /* I2C */ diff --git a/hw/arm/aspeed_ast2600.c b/hw/arm/aspeed_ast2600.c index ed0985a16e..f508bf53e7 100644 --- a/hw/arm/aspeed_ast2600.c +++ b/hw/arm/aspeed_ast2600.c @@ -362,6 +362,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); qemu_irq irq; g_autofree char *sram_name = NULL; + int uart; /* Default boot region (SPI memory or ROMs) */ memory_region_init(&s->spi_boot_container, OBJECT(s), @@ -488,8 +489,13 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) aspeed_soc_get_irq(s, ASPEED_DEV_ADC)); /* UART */ - if (!aspeed_soc_uart_realize(s, errp)) { - return; + for (i = 0, uart = sc->uarts_base; i < sc->uarts_num; i++, uart++) { + if (!aspeed_soc_uart_realize(s->memory, &s->uart[i], + sc->memmap[uart], errp)) { + return; + } + sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart[i]), 0, + aspeed_soc_get_irq(s, uart)); } /* I2C */ diff --git a/hw/arm/aspeed_ast27x0-ssp.c b/hw/arm/aspeed_ast27x0-ssp.c index 99a3de15b5..7420ae04ac 100644 --- a/hw/arm/aspeed_ast27x0-ssp.c +++ b/hw/arm/aspeed_ast27x0-ssp.c @@ -164,6 +164,7 @@ static void aspeed_soc_ast27x0ssp_realize(DeviceState *dev_soc, Error **errp) AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); DeviceState *armv7m; g_autofree char *sram_name = NULL; + int uart; int i; if (!clock_has_source(s->sysclk)) { @@ -237,8 +238,13 @@ static void aspeed_soc_ast27x0ssp_realize(DeviceState *dev_soc, Error **errp) qdev_get_gpio_in(DEVICE(&a->intc[0].orgates[0]), i)); } /* UART */ - if (!aspeed_soc_uart_realize(s, errp)) { - return; + for (i = 0, uart = sc->uarts_base; i < sc->uarts_num; i++, uart++) { + if (!aspeed_soc_uart_realize(s->memory, &s->uart[i], + sc->memmap[uart], errp)) { + return; + } + sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart[i]), 0, + aspeed_soc_get_irq(s, uart)); } aspeed_mmio_map_unimplemented(s->memory, SYS_BUS_DEVICE(&s->timerctrl), diff --git a/hw/arm/aspeed_ast27x0-tsp.c b/hw/arm/aspeed_ast27x0-tsp.c index 568d7555e2..b764147a33 100644 --- a/hw/arm/aspeed_ast27x0-tsp.c +++ b/hw/arm/aspeed_ast27x0-tsp.c @@ -164,6 +164,7 @@ static void aspeed_soc_ast27x0tsp_realize(DeviceState *dev_soc, Error **errp) AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); DeviceState *armv7m; g_autofree char *sram_name = NULL; + int uart; int i; if (!clock_has_source(s->sysclk)) { @@ -237,8 +238,13 @@ static void aspeed_soc_ast27x0tsp_realize(DeviceState *dev_soc, Error **errp) qdev_get_gpio_in(DEVICE(&a->intc[0].orgates[0]), i)); } /* UART */ - if (!aspeed_soc_uart_realize(s, errp)) { - return; + for (i = 0, uart = sc->uarts_base; i < sc->uarts_num; i++, uart++) { + if (!aspeed_soc_uart_realize(s->memory, &s->uart[i], + sc->memmap[uart], errp)) { + return; + } + sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart[i]), 0, + aspeed_soc_get_irq(s, uart)); } aspeed_mmio_map_unimplemented(s->memory, SYS_BUS_DEVICE(&s->timerctrl), diff --git a/hw/arm/aspeed_ast27x0.c b/hw/arm/aspeed_ast27x0.c index 9b645c6c55..96882b8755 100644 --- a/hw/arm/aspeed_ast27x0.c +++ b/hw/arm/aspeed_ast27x0.c @@ -687,6 +687,7 @@ static void aspeed_soc_ast2700_realize(DeviceState *dev, Error **errp) AspeedINTCClass *icio = ASPEED_INTC_GET_CLASS(&a->intc[1]); g_autofree char *name = NULL; qemu_irq irq; + int uart; /* Default boot region (SPI memory or ROMs) */ memory_region_init(&s->spi_boot_container, OBJECT(s), @@ -788,8 +789,13 @@ static void aspeed_soc_ast2700_realize(DeviceState *dev, Error **errp) sc->memmap[ASPEED_DEV_SCUIO]); /* UART */ - if (!aspeed_soc_uart_realize(s, errp)) { - return; + for (i = 0, uart = sc->uarts_base; i < sc->uarts_num; i++, uart++) { + if (!aspeed_soc_uart_realize(s->memory, &s->uart[i], + sc->memmap[uart], errp)) { + return; + } + sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart[i]), 0, + aspeed_soc_get_irq(s, uart)); } /* FMC, The number of CS is set at the board level */ diff --git a/hw/arm/aspeed_soc_common.c b/hw/arm/aspeed_soc_common.c index e7d0a9c290..a785a50609 100644 --- a/hw/arm/aspeed_soc_common.c +++ b/hw/arm/aspeed_soc_common.c @@ -35,27 +35,19 @@ qemu_irq aspeed_soc_get_irq(AspeedSoCState *s, int dev) return ASPEED_SOC_GET_CLASS(s)->get_irq(s, dev); } -bool aspeed_soc_uart_realize(AspeedSoCState *s, Error **errp) +bool aspeed_soc_uart_realize(MemoryRegion *memory, SerialMM *smm, + const hwaddr addr, Error **errp) { - AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); - SerialMM *smm; - - 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. */ - qdev_prop_set_uint8(DEVICE(smm), "regshift", 2); - qdev_prop_set_uint32(DEVICE(smm), "baudbase", 38400); - qdev_set_legacy_instance_id(DEVICE(smm), sc->memmap[uart], 2); - qdev_prop_set_uint8(DEVICE(smm), "endianness", DEVICE_LITTLE_ENDIAN); - if (!sysbus_realize(SYS_BUS_DEVICE(smm), errp)) { - return false; - } - - sysbus_connect_irq(SYS_BUS_DEVICE(smm), 0, aspeed_soc_get_irq(s, uart)); - aspeed_mmio_map(s->memory, SYS_BUS_DEVICE(smm), 0, sc->memmap[uart]); + /* Chardev property is set by the machine. */ + qdev_prop_set_uint8(DEVICE(smm), "regshift", 2); + qdev_prop_set_uint32(DEVICE(smm), "baudbase", 38400); + qdev_set_legacy_instance_id(DEVICE(smm), addr, 2); + qdev_prop_set_uint8(DEVICE(smm), "endianness", DEVICE_LITTLE_ENDIAN); + if (!sysbus_realize(SYS_BUS_DEVICE(smm), errp)) { + return false; } + aspeed_mmio_map(memory, SYS_BUS_DEVICE(smm), 0, addr); return true; } -- 2.43.0