Merge tag 'qemu-sparc-20220626' of https://github.com/mcayland/qemu into staging

qemu-sparc queue

# -----BEGIN PGP SIGNATURE-----
#
# iQFSBAABCgA8FiEEzGIauY6CIA2RXMnEW8LFb64PMh8FAmK4moUeHG1hcmsuY2F2
# ZS1heWxhbmRAaWxhbmRlLmNvLnVrAAoJEFvCxW+uDzIfaXsH/0+FT9TbHXCplB8h
# gvOETq9r5UscYMqUIbRPv7eFIhhZUfq4mCzpthZHYfMA6Tag0jMqaP5ymATm6Jm/
# GgS/7Fx+14uO54Cu4NwIFylRuDt39cESrBHrVjmXmYzOXx7a040+TPxtHHwSRXiQ
# Vvx5Oo0P8qQfADQe/Y9iray3JBdFMg4yejO37yrdfP58Nh2dzr9dNKw6apY8dwcv
# eTVTqVbYY5AAKOjStpxb0x8dFq/WXttclbeaiSZsK1wnuqhJdUtiMY3UaAfYdMEW
# kputMhTZqV/oopUY0mHmBEUK843s8bSQs2aoCSXLamGTWcrm27XNOsX0f4AYwf/y
# jWBcSvg=
# =0MrK
# -----END PGP SIGNATURE-----
# gpg: Signature made Sun 26 Jun 2022 11:12:29 PM +0530
# gpg:                using RSA key CC621AB98E82200D915CC9C45BC2C56FAE0F321F
# gpg:                issuer "mark.cave-ayland@ilande.co.uk"
# gpg: Good signature from "Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: CC62 1AB9 8E82 200D 915C  C9C4 5BC2 C56F AE0F 321F

* tag 'qemu-sparc-20220626' of https://github.com/mcayland/qemu: (55 commits)
  artist: set memory region owners for buffers to the artist device
  ps2: remove update_irq() function and update_arg parameter
  pckbd: add QEMU interface comment for I8042 device
  pckbd: switch I8042 device from update_irq() function to PS2 device gpio
  pckbd: add i8042_reset() function to I8042 device
  pckbd: add QEMU interface comment for I8042_MMIO device
  pckbd: switch I8042_MMIO device from update_irq() function to PS2 device gpio
  lasips2: add QEMU interface comment
  lasips2: switch over from update_irq() function to PS2 device gpio
  lasips2: use sysbus IRQ for output IRQ
  lasips2: implement lasips2_realize()
  lasips2: add base property
  lasips2: move initialisation of PS2 ports from lasi_initfn() to lasi_init()
  lasips2: move mapping of LASIPS2 registers to HPPA machine
  lasips2: implement lasips2_init() function
  lasips2: rename lasips2_init() to lasips2_initfn() and update it to return the LASIPS2 device
  lasips2: move lasips2 QOM types from lasips2.c to lasips2.h
  lasips2: QOMify LASIPS2State
  pl050: add QEMU interface comment
  pl050: switch over from update_irq() function to PS2 device gpio
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

3 files changed, 181 insertions, 12 deletions

diff --git a/include/hw/input/i8042.h b/include/hw/input/i8042.h
index e070f54..ca933d8 100644
--- a/include/hw/input/i8042.h
+++ b/include/hw/input/i8042.h
@@ -9,17 +9,86 @@
 #define HW_INPUT_I8042_H
 
 #include "hw/isa/isa.h"
+#include "hw/sysbus.h"
 #include "qom/object.h"
 
+#define I8042_KBD_IRQ      0
+#define I8042_MOUSE_IRQ    1
+
+typedef struct KBDState {
+    uint8_t write_cmd; /* if non zero, write data to port 60 is expected */
+    uint8_t status;
+    uint8_t mode;
+    uint8_t outport;
+    uint32_t migration_flags;
+    uint32_t obsrc;
+    bool outport_present;
+    bool extended_state;
+    bool extended_state_loaded;
+    /* Bitmask of devices with data available.  */
+    uint8_t pending;
+    uint8_t obdata;
+    uint8_t cbdata;
+    uint8_t pending_tmp;
+    void *kbd;
+    void *mouse;
+    QEMUTimer *throttle_timer;
+
+    qemu_irq irqs[2];
+    qemu_irq a20_out;
+    hwaddr mask;
+} KBDState;
+
+/*
+ * QEMU interface:
+ * + 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
+ * + Named GPIO output "a20": A20 line for x86 PCs
+ * + Unnamed GPIO output 0-1: i8042 output irqs for keyboard (0) or mouse (1)
+ */
+
 #define TYPE_I8042 "i8042"
 OBJECT_DECLARE_SIMPLE_TYPE(ISAKBDState, I8042)
 
+struct ISAKBDState {
+    ISADevice parent_obj;
+
+    KBDState kbd;
+    bool kbd_throttle;
+    MemoryRegion io[2];
+    uint8_t kbd_irq;
+    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)
+
+struct MMIOKBDState {
+    SysBusDevice parent_obj;
+
+    KBDState kbd;
+    uint32_t size;
+    MemoryRegion region;
+};
+
 #define I8042_A20_LINE "a20"
 
 
-void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
-                   MemoryRegion *region, ram_addr_t size,
-                   hwaddr mask);
+MMIOKBDState *i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
+                            ram_addr_t size, hwaddr mask);
 void i8042_isa_mouse_fake_event(ISAKBDState *isa);
 void i8042_setup_a20_line(ISADevice *dev, qemu_irq a20_out);
 
diff --git a/include/hw/input/lasips2.h b/include/hw/input/lasips2.h
index 0cd7b59..03f0c9e 100644
--- a/include/hw/input/lasips2.h
+++ b/include/hw/input/lasips2.h
@@ -4,13 +4,50 @@
  * Copyright (c) 2019 Sven Schnelle
  *
  */
+
+/*
+ * QEMU interface:
+ * + sysbus MMIO region 0: MemoryRegion defining the LASI PS2 keyboard
+ *   registers
+ * + sysbus MMIO region 1: MemoryRegion defining the LASI PS2 mouse
+ *   registers
+ * + sysbus IRQ 0: LASI PS2 output irq
+ * + 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
+ */
+
 #ifndef HW_INPUT_LASIPS2_H
 #define HW_INPUT_LASIPS2_H
 
 #include "exec/hwaddr.h"
+#include "hw/sysbus.h"
+
+struct LASIPS2State;
+typedef struct LASIPS2Port {
+    struct LASIPS2State *parent;
+    MemoryRegion reg;
+    void *dev;
+    uint8_t id;
+    uint8_t control;
+    uint8_t buf;
+    bool loopback_rbne;
+    bool irq;
+} LASIPS2Port;
+
+struct LASIPS2State {
+    SysBusDevice parent_obj;
+
+    hwaddr base;
+    LASIPS2Port kbd;
+    LASIPS2Port mouse;
+    qemu_irq irq;
+};
 
 #define TYPE_LASIPS2 "lasips2"
+OBJECT_DECLARE_SIMPLE_TYPE(LASIPS2State, LASIPS2)
 
-void lasips2_init(MemoryRegion *address_space, hwaddr base, qemu_irq irq);
+LASIPS2State *lasips2_initfn(hwaddr base, qemu_irq irq);
 
 #endif /* HW_INPUT_LASIPS2_H */
diff --git a/include/hw/input/ps2.h b/include/hw/input/ps2.h
index 35d9838..a78619d 100644
--- a/include/hw/input/ps2.h
+++ b/include/hw/input/ps2.h
@@ -25,28 +25,91 @@
 #ifndef HW_PS2_H
 #define HW_PS2_H
 
+#include "hw/sysbus.h"
+
 #define PS2_MOUSE_BUTTON_LEFT   0x01
 #define PS2_MOUSE_BUTTON_RIGHT  0x02
 #define PS2_MOUSE_BUTTON_MIDDLE 0x04
 #define PS2_MOUSE_BUTTON_SIDE   0x08
 #define PS2_MOUSE_BUTTON_EXTRA  0x10
 
-typedef struct PS2State PS2State;
+struct PS2DeviceClass {
+    SysBusDeviceClass parent_class;
+
+    DeviceReset parent_reset;
+};
+
+/*
+ * PS/2 buffer size. Keep 256 bytes for compatibility with
+ * older QEMU versions.
+ */
+#define PS2_BUFFER_SIZE     256
+
+typedef struct {
+    uint8_t data[PS2_BUFFER_SIZE];
+    int rptr, wptr, cwptr, count;
+} PS2Queue;
+
+/* Output IRQ */
+#define PS2_DEVICE_IRQ      0
+
+struct PS2State {
+    SysBusDevice parent_obj;
+
+    PS2Queue queue;
+    int32_t write_cmd;
+    qemu_irq irq;
+};
+
+#define TYPE_PS2_DEVICE "ps2-device"
+OBJECT_DECLARE_TYPE(PS2State, PS2DeviceClass, PS2_DEVICE)
+
+struct PS2KbdState {
+    PS2State parent_obj;
+
+    int scan_enabled;
+    int translate;
+    int scancode_set; /* 1=XT, 2=AT, 3=PS/2 */
+    int ledstate;
+    bool need_high_bit;
+    unsigned int modifiers; /* bitmask of MOD_* constants above */
+};
+
+#define TYPE_PS2_KBD_DEVICE "ps2-kbd"
+OBJECT_DECLARE_SIMPLE_TYPE(PS2KbdState, PS2_KBD_DEVICE)
+
+struct PS2MouseState {
+    PS2State parent_obj;
+
+    uint8_t mouse_status;
+    uint8_t mouse_resolution;
+    uint8_t mouse_sample_rate;
+    uint8_t mouse_wrap;
+    uint8_t mouse_type; /* 0 = PS2, 3 = IMPS/2, 4 = IMEX */
+    uint8_t mouse_detect_state;
+    int mouse_dx; /* current values, needed for 'poll' mode */
+    int mouse_dy;
+    int mouse_dz;
+    int mouse_dw;
+    uint8_t mouse_buttons;
+};
+
+#define TYPE_PS2_MOUSE_DEVICE "ps2-mouse"
+OBJECT_DECLARE_SIMPLE_TYPE(PS2MouseState, PS2_MOUSE_DEVICE)
 
 /* ps2.c */
-void *ps2_kbd_init(void (*update_irq)(void *, int), void *update_arg);
-void *ps2_mouse_init(void (*update_irq)(void *, int), void *update_arg);
-void ps2_write_mouse(void *, int val);
-void ps2_write_keyboard(void *, int val);
+void *ps2_kbd_init(void);
+void *ps2_mouse_init(void);
+void ps2_write_mouse(PS2MouseState *s, int val);
+void ps2_write_keyboard(PS2KbdState *s, int val);
 uint32_t ps2_read_data(PS2State *s);
 void ps2_queue_noirq(PS2State *s, int b);
-void ps2_raise_irq(PS2State *s);
 void ps2_queue(PS2State *s, int b);
 void ps2_queue_2(PS2State *s, int b1, int b2);
 void ps2_queue_3(PS2State *s, int b1, int b2, int b3);
 void ps2_queue_4(PS2State *s, int b1, int b2, int b3, int b4);
-void ps2_keyboard_set_translation(void *opaque, int mode);
-void ps2_mouse_fake_event(void *opaque);
+void ps2_keyboard_set_translation(PS2KbdState *s, int mode);
+void ps2_mouse_fake_event(PS2MouseState *s);
 int ps2_queue_empty(PS2State *s);
 
 #endif /* HW_PS2_H */