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Iglesias" , Rob Herring , qemu-arm@nongnu.org, Peter Maydell , Alistair Francis , Igor Mitsyanko , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH 2/8] hw/arm/exynos4210: Explicit number of GIC external IRQs Date: Thu, 30 Jan 2025 19:24:35 +0100 Message-ID: <20250130182441.40480-3-philmd@linaro.org> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20250130182441.40480-1-philmd@linaro.org> References: <20250130182441.40480-1-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::435; envelope-from=philmd@linaro.org; helo=mail-wr1-x435.google.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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1738261676400019000 When not specified, Cortex-A9MP configures its GIC with 64 external IRQs (see commit a32134aad89 "arm:make the number of GIC interrupts configurable"). Add the GIC_EXT_IRQS definition (with a comment) to make that explicit. Except explicitly setting a property value to its same implicit value, there is no logical change intended. Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/arm/exynos4210.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/hw/arm/exynos4210.c b/hw/arm/exynos4210.c index 99b05a175d6..75d6e4d1ab9 100644 --- a/hw/arm/exynos4210.c +++ b/hw/arm/exynos4210.c @@ -103,6 +103,14 @@ #define EXYNOS4210_PL330_BASE1_ADDR 0x12690000 #define EXYNOS4210_PL330_BASE2_ADDR 0x12850000 =20 +/* + * The Cortex-A9MP may have anything from 0 to 224 external interrupt + * IRQ lines (with another 32 internal). We default to 64+32, which + * is the number provided by the Cortex-A9MP test chip in the + * Realview PBX-A9 and Versatile Express A9 development boards. + */ +#define GIC_EXT_IRQS 64 + enum ExtGicId { EXT_GIC_ID_MDMA_LCD0 =3D 66, EXT_GIC_ID_PDMA0, @@ -588,6 +596,8 @@ static void exynos4210_realize(DeviceState *socdev, Err= or **errp) =20 /* Private memory region and Internal GIC */ qdev_prop_set_uint32(DEVICE(&s->a9mpcore), "num-cpu", EXYNOS4210_NCPUS= ); + qdev_prop_set_uint32(DEVICE(&s->a9mpcore), "num-irq", + GIC_EXT_IRQS + GIC_INTERNAL); busdev =3D SYS_BUS_DEVICE(&s->a9mpcore); sysbus_realize(busdev, &error_fatal); sysbus_mmio_map(busdev, 0, EXYNOS4210_SMP_PRIVATE_BASE_ADDR); --=20 2.47.1