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(pd95ed842.dip0.t-ipconnect.de. [217.94.216.66]) by smtp.gmail.com with ESMTPSA id t25-20020a056402241900b00553b6b5bb44sm1264264eda.67.2023.12.21.07.08.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Dec 2023 07:08:13 -0800 (PST) From: Bernhard Beschow To: qemu-devel@nongnu.org Cc: Juan Quintela , =?utf-8?q?Herv=C3=A9_Poussineau?= , Hanna Reitz , Fabiano Rosas , Paolo Bonzini , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , =?utf-8?q?C=C3=A9dric_Le_Goater?= , Mark Cave-Ayland , Aleksandar Rikalo , =?utf-8?q?Philippe_Mathie?= =?utf-8?q?u-Daud=C3=A9?= , Eduardo Habkost , Thomas Huth , Peter Xu , Jiaxun Yang , qemu-ppc@nongnu.org, Kevin Wolf , =?utf-8?b?RnLDqWTDqXJp?= =?utf-8?b?YyBCYXJyYXQ=?= , Sergio Lopez , John Snow , Artyom Tarasenko , David Hildenbrand , Nicholas Piggin , Marcel Apfelbaum , BALATON Zoltan , qemu-block@nongnu.org, Richard Henderson , Leonardo Bras , "Michael S. Tsirkin" , Bernhard Beschow Subject: [PATCH v3 08/11] hw/char/serial-isa: Implement relocation and enabling/disabling for TYPE_ISA_SERIAL Date: Thu, 21 Dec 2023 16:07:47 +0100 Message-ID: <20231221150750.5435-9-shentey@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231221150750.5435-1-shentey@gmail.com> References: <20231221150750.5435-1-shentey@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::530; envelope-from=shentey@gmail.com; helo=mail-ed1-x530.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, 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org The real SuperI/O chips emulated by QEMU allow for relocating and enabling or disabling their SuperI/O functions via software. So far this is not implemented. Prepare for that by adding isa_serial_set_{enabled,iobase}. Signed-off-by: Bernhard Beschow --- include/hw/char/serial.h | 2 ++ hw/char/serial-isa.c | 14 ++++++++++++++ 2 files changed, 16 insertions(+) diff --git a/include/hw/char/serial.h b/include/hw/char/serial.h index 8ba7eca3d6..6e14099ee7 100644 --- a/include/hw/char/serial.h +++ b/include/hw/char/serial.h @@ -112,5 +112,7 @@ SerialMM *serial_mm_init(MemoryRegion *address_space, #define TYPE_ISA_SERIAL "isa-serial" void serial_hds_isa_init(ISABus *bus, int from, int to); +void isa_serial_set_iobase(ISADevice *serial, hwaddr iobase); +void isa_serial_set_enabled(ISADevice *serial, bool enabled); #endif diff --git a/hw/char/serial-isa.c b/hw/char/serial-isa.c index 141a6cb168..62fb529e39 100644 --- a/hw/char/serial-isa.c +++ b/hw/char/serial-isa.c @@ -184,3 +184,17 @@ void serial_hds_isa_init(ISABus *bus, int from, int to) } } } + +void isa_serial_set_iobase(ISADevice *serial, hwaddr iobase) +{ + ISASerialState *s = ISA_SERIAL(serial); + + serial->ioport_id = iobase; + s->iobase = iobase; + memory_region_set_address(&s->state.io, s->iobase); +} + +void isa_serial_set_enabled(ISADevice *serial, bool enabled) +{ + memory_region_set_enabled(&ISA_SERIAL(serial)->state.io, enabled); +}