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[PULL 50/55] pckbd: add QEMU interface comment for I8042_MMIO device
From: |
Mark Cave-Ayland |
Subject: |
[PULL 50/55] pckbd: add QEMU interface comment for I8042_MMIO device |
Date: |
Sun, 26 Jun 2022 18:45:26 +0100 |
This describes the I8042_MMIO device interface implemented within QEMU.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20220624134109.881989-51-mark.cave-ayland@ilande.co.uk>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
---
include/hw/input/i8042.h | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/include/hw/input/i8042.h b/include/hw/input/i8042.h
index 4ba2664377..d4747b62b8 100644
--- a/include/hw/input/i8042.h
+++ b/include/hw/input/i8042.h
@@ -52,6 +52,17 @@ struct ISAKBDState {
uint8_t mouse_irq;
};
+/*
+ * QEMU interface:
+ * + sysbus MMIO region 0: MemoryRegion defining the command/status/data
+ * registers (access determined by mask property and access type)
+ * + Named GPIO input "ps2-kbd-input-irq": set to 1 if the downstream PS2
+ * keyboard device has asserted its irq
+ * + Named GPIO input "ps2-mouse-input-irq": set to 1 if the downstream PS2
+ * mouse device has asserted its irq
+ * + Unnamed GPIO output 0-1: i8042 output irqs for keyboard (0) or mouse (1)
+ */
+
#define TYPE_I8042_MMIO "i8042-mmio"
OBJECT_DECLARE_SIMPLE_TYPE(MMIOKBDState, I8042_MMIO)
--
2.30.2
- [PULL 40/55] lasips2: rename lasips2_init() to lasips2_initfn() and update it to return the LASIPS2 device, (continued)
- [PULL 40/55] lasips2: rename lasips2_init() to lasips2_initfn() and update it to return the LASIPS2 device, Mark Cave-Ayland, 2022/06/26
- [PULL 41/55] lasips2: implement lasips2_init() function, Mark Cave-Ayland, 2022/06/26
- [PULL 42/55] lasips2: move mapping of LASIPS2 registers to HPPA machine, Mark Cave-Ayland, 2022/06/26
- [PULL 44/55] lasips2: add base property, Mark Cave-Ayland, 2022/06/26
- [PULL 43/55] lasips2: move initialisation of PS2 ports from lasi_initfn() to lasi_init(), Mark Cave-Ayland, 2022/06/26
- [PULL 45/55] lasips2: implement lasips2_realize(), Mark Cave-Ayland, 2022/06/26
- [PULL 46/55] lasips2: use sysbus IRQ for output IRQ, Mark Cave-Ayland, 2022/06/26
- [PULL 47/55] lasips2: switch over from update_irq() function to PS2 device gpio, Mark Cave-Ayland, 2022/06/26
- [PULL 48/55] lasips2: add QEMU interface comment, Mark Cave-Ayland, 2022/06/26
- [PULL 49/55] pckbd: switch I8042_MMIO device from update_irq() function to PS2 device gpio, Mark Cave-Ayland, 2022/06/26
- [PULL 50/55] pckbd: add QEMU interface comment for I8042_MMIO device,
Mark Cave-Ayland <=
- [PULL 51/55] pckbd: add i8042_reset() function to I8042 device, Mark Cave-Ayland, 2022/06/26
- [PULL 55/55] artist: set memory region owners for buffers to the artist device, Mark Cave-Ayland, 2022/06/26
- [PULL 53/55] pckbd: add QEMU interface comment for I8042 device, Mark Cave-Ayland, 2022/06/26
- [PULL 54/55] ps2: remove update_irq() function and update_arg parameter, Mark Cave-Ayland, 2022/06/26
- [PULL 52/55] pckbd: switch I8042 device from update_irq() function to PS2 device gpio, Mark Cave-Ayland, 2022/06/26
- Re: [PULL 00/55] qemu-sparc queue 20220626, Richard Henderson, 2022/06/27