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Tsirkin" , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Paolo Bonzini , Igor Mammedov , Marcel Apfelbaum , John Snow , Gerd Hoffmann , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v5 03/31] hw/isa/piix4: Correct IRQRC[A:D] reset values Date: Thu, 5 Jan 2023 15:32:00 +0100 Message-Id: <20230105143228.244965-4-shentey@gmail.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230105143228.244965-1-shentey@gmail.com> References: <20230105143228.244965-1-shentey@gmail.com> 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::42a; envelope-from=shentey@gmail.com; helo=mail-wr1-x42a.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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1672929927988100003 From: Philippe Mathieu-Daud=C3=A9 IRQRC[A:D] registers reset value is 0x80. We were forcing the MIPS Malta machine routing to be able to boot a Linux kernel without any bootloader. We now have these registers initialized in the Malta machine write_bootloader(), so we can use the correct reset values. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Message-Id: <20221027204720.33611-4-philmd@linaro.org> --- hw/isa/piix4.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/hw/isa/piix4.c b/hw/isa/piix4.c index eca96fb8f0..6e9434129d 100644 --- a/hw/isa/piix4.c +++ b/hw/isa/piix4.c @@ -91,10 +91,10 @@ static void piix4_isa_reset(DeviceState *dev) pci_conf[0x4c] =3D 0x4d; pci_conf[0x4e] =3D 0x03; pci_conf[0x4f] =3D 0x00; - pci_conf[0x60] =3D 0x0a; // PCI A -> IRQ 10 - pci_conf[0x61] =3D 0x0a; // PCI B -> IRQ 10 - pci_conf[0x62] =3D 0x0b; // PCI C -> IRQ 11 - pci_conf[0x63] =3D 0x0b; // PCI D -> IRQ 11 + pci_conf[0x60] =3D 0x80; + pci_conf[0x61] =3D 0x80; + pci_conf[0x62] =3D 0x80; + pci_conf[0x63] =3D 0x80; pci_conf[0x69] =3D 0x02; pci_conf[0x70] =3D 0x80; pci_conf[0x76] =3D 0x0c; --=20 2.39.0