Commit Graph

115724 Commits

Author SHA1 Message Date
Jamin Lin
62c0c65d4f hw/i2c/aspeed: Introduce a new bus pool buffer attribute in AspeedI2Cbus
According to the datasheet of ASPEED SOCs,
each I2C bus has their own pool buffer since AST2500.
Only AST2400 utilized a pool buffer share to all I2C bus.
Besides, using a share pool buffer only support
pool buffer memory regions are continuous for all I2C bus.

To make this model more readable and support discontinuous
bus pool buffer memory regions, changes to introduce
a new bus pool buffer attribute in AspeedI2Cbus and
new memops. So, it does not need to calculate
the pool buffer offset for different I2C bus.

Introduce a new has_share_pool class attribute in AspeedI2CClass and
use it to create either a share pool buffer or bus pool buffers
in aspeed_i2c_realize. Update each pull buffer size to 0x10 for AST2500
and 0x20 for AST2600 and AST1030.

Incrementing the version of aspeed_i2c_bus_vmstate to 6.

Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
2024-09-16 17:44:07 +02:00
Jamin Lin
94500e83ea hw/i2c/aspeed: Support discontinuous register memory region of I2C bus
It only support continuous register memory region for all I2C bus.
However, the register address of all I2c bus are discontinuous
for AST2700.

Ex: the register address of I2C bus for ast2700 as following.
0x100 - 0x17F: Device 0
0x200 - 0x27F: Device 1
0x300 - 0x37F: Device 2
0x400 - 0x47F: Device 3
0x500 - 0x57F: Device 4
0x600 - 0x67F: Device 5
0x700 - 0x77F: Device 6
0x800 - 0x87F: Device 7
0x900 - 0x97F: Device 8
0xA00 - 0xA7F: Device 9
0xB00 - 0xB7F: Device 10
0xC00 - 0xC7F: Device 11
0xD00 - 0xD7F: Device 12
0xE00 - 0xE7F: Device 13
0xF00 – 0xF7F: Device 14
0x1000 – 0x107F: Device 15

Introduce a new class attribute to make user set each I2C bus gap size.
Update formula to create all I2C bus register memory regions.

Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
2024-09-16 17:44:07 +02:00
Peter Maydell
737cb2f3b2 hw/gpio/aspeed_gpio: Avoid shift into sign bit
In aspeed_gpio_update() we calculate "mask = 1 << gpio", where
gpio can be between 0 and 31. Coverity complains about this
because 1 << 31 won't fit in a signed integer.

For QEMU this isn't an error because we enable -fwrapv,
but we can keep Coverity happy by doing the shift on
unsigned numbers.

Resolves: Coverity CID 1547742
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
2024-09-16 17:44:07 +02:00
Peter Maydell
ea9cdbcf3a Misc HW & UI patches
- Remove deprecated SH4 SHIX machine TC58128 NAND EEPROM (Phil)
 - Remove deprecated CRIS target (Phil)
 - Remove deprecated RISC-V 'any' CPU type (Phil)
 - Add fifo8_peek_buf() to correctly handle FIFO wraparound (Mark)
 - Minor cleanups in Designware PCIe, PL011 and loongson IPI models (Phil)
 - Fixes in TI TMP105 temperature (Guenter)
 - Convert Sun ESCC and ADB mouses to QemuInputHandler (Mark)
 - Prevent heap overflow in VIRTIO sound device (Volker)
 - Cleanups around g_assert_not_reached() call (Pierrick)
 - Add Clément as VT-d reviewer (Clément)
 - Prevent stuck modifier keys and unexpected text input on Windows (Volker)
 - Explicitly set SDL2 swap interval when OpenGL is enabled (Gert)
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Merge tag 'hw-misc-20240913' of https://github.com/philmd/qemu into staging

Misc HW & UI patches

- Remove deprecated SH4 SHIX machine TC58128 NAND EEPROM (Phil)
- Remove deprecated CRIS target (Phil)
- Remove deprecated RISC-V 'any' CPU type (Phil)
- Add fifo8_peek_buf() to correctly handle FIFO wraparound (Mark)
- Minor cleanups in Designware PCIe, PL011 and loongson IPI models (Phil)
- Fixes in TI TMP105 temperature (Guenter)
- Convert Sun ESCC and ADB mouses to QemuInputHandler (Mark)
- Prevent heap overflow in VIRTIO sound device (Volker)
- Cleanups around g_assert_not_reached() call (Pierrick)
- Add Clément as VT-d reviewer (Clément)
- Prevent stuck modifier keys and unexpected text input on Windows (Volker)
- Explicitly set SDL2 swap interval when OpenGL is enabled (Gert)

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# gpg: Signature made Fri 13 Sep 2024 21:30:29 BST
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# Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* tag 'hw-misc-20240913' of https://github.com/philmd/qemu: (60 commits)
  ui: remove break after g_assert_not_reached()
  ui/sdl2: set swap interval explicitly when OpenGL is enabled
  ui/sdl2: ignore GUI keys in SDL_TEXTINPUT handler
  ui/sdl2: release all modifiers
  system: replace assert(0) with g_assert_not_reached()
  hw/pci-host: remove break after g_assert_not_reached()
  hw/misc: remove break after g_assert_not_reached()
  hw/gpio: remove break after g_assert_not_reached()
  hw/watchdog: replace assert(0) with g_assert_not_reached()
  hw/core: replace assert(0) with g_assert_not_reached()
  hw/char: replace assert(0) with g_assert_not_reached()
  hw/input/adb-mouse: convert to use QemuInputHandler
  hw/char/escc: convert Sun mouse to use QemuInputHandler
  hw/sensor/tmp105: Lower 4 bit of limit registers are always 0
  hw/sensor/tmp105: OS (one-shot) bit in config register always returns 0
  hw/sensor/tmp105: Pass 'oneshot' argument to tmp105_alarm_update()
  hw/sensor/tmp105: Use registerfields API
  hw/sensor/tmp105: Coding style fixes
  tests/unit: Comment FIFO8 tests
  tests/unit: Expand test_fifo8_peek_buf_wrap() coverage
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2024-09-15 18:27:40 +01:00
Pierrick Bouvier
b3372e0ec8 ui: remove break after g_assert_not_reached()
Use of assert(false) can trip spurious control flow warnings from
some versions of GCC (i.e. using -fsanitize=thread with gcc-12):

  error: control reaches end of non-void function [-Werror=return-type]
        default:
            g_assert_not_reached();
            break;
          | ^^^^^

Solve that by removing the unreachable 'break' statement, unifying
the code base on g_assert_not_reached() instead.

Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240910221606.1817478-37-pierrick.bouvier@linaro.org>
[PMD: Add description suggested by Eric Blake]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:12:16 +02:00
Gert Wollny
ae23cd0017 ui/sdl2: set swap interval explicitly when OpenGL is enabled
Before 176e3783f2 (ui/sdl2: OpenGL window context)
SDL_CreateRenderer was called unconditionally setting
the swap interval to 0. Since SDL_CreateRenderer is now no
longer called when OpenGL is enabled, the swap interval is
no longer set explicitly and vsync handling depends on
the environment settings which may lead to a performance
regression with virgl as reported in
   https://gitlab.com/qemu-project/qemu/-/issues/2565

Restore the old vsync handling by explicitly calling
SDL_GL_SetSwapInterval if OpenGL is enabled.

Fixes: 176e3783f2 (ui/sdl2: OpenGL window context)
Closes: https://gitlab.com/qemu-project/qemu/-/issues/2565

Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Acked-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-ID: <01020191e05ce6df-84da6386-62c2-4ce8-840e-ad216ac253dd-000000@eu-west-1.amazonses.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:12:16 +02:00
Volker Rümelin
eaea80315f ui/sdl2: ignore GUI keys in SDL_TEXTINPUT handler
Ignore GUI keys for SDL_TEXTINPUT events, just like GUI keys are
ignored for SDL_KEYDOWN events. This prevents unintended text input
in a text console when hiding the text console with the GUI keys.

The SDL_TEXTINPUT event always comes after the SDL_KEYDOWN event.
See https://github.com/libsdl-org/SDL/issues/1659.

Tested-by: Howard Spoelstra <hsp.cat7@gmail.com>
Signed-off-by: Volker Rümelin <vr_qemu@t-online.de>
Tested-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20240909061552.6122-3-vr_qemu@t-online.de>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:12:16 +02:00
Volker Rümelin
df3c610ffc ui/sdl2: release all modifiers
Each virtual console in the SDL2 frontend has a key state map.
When switching windows with GUI keys we have to release all
pressed modifier keys in the currently active window, because
after the switch the now inactive window no longer receives the
key release events.

To reproduce the issue open a text editor in the SDL UI and then
press Ctrl-Alt-2 to open a Compat Monitor Console. Close the
console with the mouse. Try to enter text in the text editor and
notice that the modifier keys Ctrl and Alt are stuck and need to
be pressed once to be released.

Tested-by: Howard Spoelstra <hsp.cat7@gmail.com>
Signed-off-by: Volker Rümelin <vr_qemu@t-online.de>
Tested-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20240909061552.6122-2-vr_qemu@t-online.de>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:12:16 +02:00
Pierrick Bouvier
6e7d8c5f3d system: replace assert(0) with g_assert_not_reached()
Use of assert(false) can trip spurious control flow warnings from
some versions of GCC (i.e. using -fsanitize=thread with gcc-12):

  error: control reaches end of non-void function [-Werror=return-type]
        default:
            assert(0);
      | }
      | ^

Solve that by unifying the code base on g_assert_not_reached() instead.

Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240910221606.1817478-11-pierrick.bouvier@linaro.org>
[PMD: Add description suggested by Eric Blake]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:12:16 +02:00
Pierrick Bouvier
c0086b4672 hw/pci-host: remove break after g_assert_not_reached()
Use of assert(false) can trip spurious control flow warnings from
some versions of GCC (i.e. using -fsanitize=thread with gcc-12):

  error: control reaches end of non-void function [-Werror=return-type]
        default:
            g_assert_not_reached();
            break;
          | ^^^^^

Solve that by removing the unreachable 'break' statement, unifying
the code base on g_assert_not_reached() instead.

Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240910221606.1817478-31-pierrick.bouvier@linaro.org>
[PMD: Add description suggested by Eric Blake]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:12:16 +02:00
Pierrick Bouvier
cdcb78dba4 hw/misc: remove break after g_assert_not_reached()
Use of assert(false) can trip spurious control flow warnings from
some versions of GCC (i.e. using -fsanitize=thread with gcc-12):

  error: control reaches end of non-void function [-Werror=return-type]
        default:
            g_assert_not_reached();
            break;
          | ^^^^^

Solve that by removing the unreachable 'break' statement, unifying
the code base on g_assert_not_reached() instead.

Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240910221606.1817478-29-pierrick.bouvier@linaro.org>
[PMD: Add description suggested by Eric Blake]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:12:16 +02:00
Pierrick Bouvier
7185eb7e63 hw/gpio: remove break after g_assert_not_reached()
Use of assert(false) can trip spurious control flow warnings from
some versions of GCC (i.e. using -fsanitize=thread with gcc-12):

  error: control reaches end of non-void function [-Werror=return-type]
        default:
            g_assert_not_reached();
            break;
          | ^^^^^

Solve that by removing the unreachable 'break' statement, unifying
the code base on g_assert_not_reached() instead.

Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240910221606.1817478-28-pierrick.bouvier@linaro.org>
[PMD: Add description suggested by Eric Blake]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:12:16 +02:00
Pierrick Bouvier
74ee21a84b hw/watchdog: replace assert(0) with g_assert_not_reached()
Use of assert(false) can trip spurious control flow warnings from
some versions of GCC (i.e. using -fsanitize=thread with gcc-12):

  error: control reaches end of non-void function [-Werror=return-type]
        default:
            assert(0);
      | }
      | ^

Solve that by unifying the code base on g_assert_not_reached() instead.

Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard W.M. Jones <rjones@redhat.com>
Message-ID: <20240910221606.1817478-8-pierrick.bouvier@linaro.org>
[PMD: Add description suggested by Eric Blake]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:12:16 +02:00
Pierrick Bouvier
848ca15197 hw/core: replace assert(0) with g_assert_not_reached()
Use of assert(false) can trip spurious control flow warnings from
some versions of GCC (i.e. using -fsanitize=thread with gcc-12):

  error: control reaches end of non-void function [-Werror=return-type]
        default:
            assert(0);
      | }
      | ^

Solve that by unifying the code base on g_assert_not_reached() instead.

Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240910221606.1817478-6-pierrick.bouvier@linaro.org>
[PMD: Add description suggested by Eric Blake]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:12:16 +02:00
Pierrick Bouvier
283e0d9d9f hw/char: replace assert(0) with g_assert_not_reached()
Use of assert(false) can trip spurious control flow warnings from
some versions of GCC (i.e. using -fsanitize=thread with gcc-12):

  error: control reaches end of non-void function [-Werror=return-type]
        default:
            assert(0);
      | }
      | ^

Solve that by unifying the code base on g_assert_not_reached() instead.

Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240910221606.1817478-5-pierrick.bouvier@linaro.org>
[PMD: Add description suggested by Eric Blake]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:12:16 +02:00
Mark Cave-Ayland
118e151918 hw/input/adb-mouse: convert to use QemuInputHandler
Update the ADB mouse implementation to use QemuInputHandler instead of the
legacy qemu_add_mouse_event_handler() function.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240907173700.348818-1-mark.cave-ayland@ilande.co.uk>
[PMD: Add comment about .sync handler]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Mark Cave-Ayland
34acb67f03 hw/char/escc: convert Sun mouse to use QemuInputHandler
Update the Sun mouse implementation to use QemuInputHandler instead of the
legacy qemu_add_mouse_event_handler() function.

Note that this conversion adds extra sunmouse_* members to ESCCChannelState
but they are not added to the migration stream (similar to the Sun keyboard
members). If this were desired in future, the Sun devices should be split
into separate devices and added to the migration stream there instead.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2518
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Tested-by: Carl Hauser <chauser@pullman.com>
Message-ID: <20240904102301.175706-1-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Guenter Roeck
3a0b75880a hw/sensor/tmp105: Lower 4 bit of limit registers are always 0
Per datasheet, "HIGH AND LOW LIMIT REGISTERS", the lower 4 bit
of the limit registers are unused and always report 0.
The lower 4 bit should not be used for temperature comparisons,
so mask the unused bits before storing the limits.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20240906154911.86803-6-philmd@linaro.org>
[PMD: Update tests/qtest/ files]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
bf4e487057 hw/sensor/tmp105: OS (one-shot) bit in config register always returns 0
Per datasheet, "ONE-SHOT (OS)", the OS bit always returns 0 when reading
the configuration register.

Clear the ONE_SHOT bit in the WRITE path. Now than the READ path is
simpler, we can also simplify tmp105_alarm_update().

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20240906154911.86803-5-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
0339fa7910 hw/sensor/tmp105: Pass 'oneshot' argument to tmp105_alarm_update()
The next commit will clear the ONE_SHOT bit in the WRITE
path (to keep the READ path trivial). As a preliminary step,
pass the 'oneshot' value as argument to tmp105_alarm_update().
No logical change intended.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Message-Id: <20240906154911.86803-4-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
94a4e18cec hw/sensor/tmp105: Use registerfields API
To improve readability, use the registerfields API.
Define the register bits with FIELD(), and use the
FIELD_EX8() and FIELD_DP8() macros. Remove the
abbreviations in comments.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Message-Id: <20240906154911.86803-3-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Guenter Roeck
6efabada95 hw/sensor/tmp105: Coding style fixes
Coding style asks for no space between variable and "++". The next patch
in this series will change one of those assignments. Instead of changing
just one with that patch, change all of them for consistency.

While at it, also fix other coding style problems reported by checkpatch.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20240906154911.86803-2-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
143897eb55 tests/unit: Comment FIFO8 tests
Add comments describing how the FIFO evolves during each test.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20240906132909.78886-4-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
83dd07bbe7 tests/unit: Expand test_fifo8_peek_buf_wrap() coverage
Test fifo8_peek_buf() can fill a buffer with wrapped data.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20240906132909.78886-3-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
e72177263f tests/unit: Strengthen FIFO8 tests
Replace reused bytes { 0x1, 0x2, 0x3, 0x4 } by { 0x9, 0xa, 0xb, 0xc }
to be sure a different value is overwritten.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20240906132909.78886-2-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Mark Cave-Ayland
f2f262c3f9 tests/unit: add test-fifo unit test
This tests the Fifo8 implementation basic operations as well as
testing the *_bufptr() in-place buffer functions and the newer
*_buf() functions that also handle wraparound of the internal
FIFO buffer.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Octavian Purdila <tavip@google.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240828122258.928947-10-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Mark Cave-Ayland
570bf14394 fifo8: introduce fifo8_peek() function
This allows uses to peek the byte at the current head of the FIFO.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Octavian Purdila <tavip@google.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240828122258.928947-9-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Mark Cave-Ayland
28fbf33b3f fifo8: add fifo8_peek_buf() function
This is a wrapper function around fifo8_peekpop_buf() that allows the
caller to peek into the FIFO, including handling the case where there
is a wraparound of the internal FIFO buffer.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Octavian Purdila <tavip@google.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240828122258.928947-8-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Mark Cave-Ayland
cfc65db19b fifo8: honour do_pop argument in fifo8_peekpop_buf()
Pass the do_pop value from fifo8_peekpop_buf() to fifo8_peekpop_bufptr()
to allow peeks to the FIFO buffer, including adjusting the skip parameter
to handle the case where the internal FIFO buffer wraps around.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Octavian Purdila <tavip@google.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240828122258.928947-7-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Mark Cave-Ayland
7fd6866c3c fifo8: rename fifo8_pop_buf() to fifo8_peekpop_buf()
The fifo8_pop_buf() function will soon also be used for peek
operations, so rename the function accordingly. Create a new
fifo8_pop_buf() wrapper function that can be used by existing
callers.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Octavian Purdila <tavip@google.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240828122258.928947-6-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Mark Cave-Ayland
90c933255b fifo8: replace fifo8_pop_bufptr() with fifo8_peekpop_bufptr() in fifo8_pop_buf()
The upcoming peek functionality will require passing a non-zero
value to fifo8_peekpop_bufptr().

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Octavian Purdila <tavip@google.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240828122258.928947-5-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Mark Cave-Ayland
e8b33243bb fifo8: add skip parameter to fifo8_peekpop_bufptr()
The skip parameter specifies the number of bytes to be skipped
from the current FIFO head before the peek or pop operation.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Octavian Purdila <tavip@google.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240828122258.928947-4-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Mark Cave-Ayland
0b73afec0e fifo8: introduce head variable for fifo8_peekpop_bufptr()
Rather than operate on fifo->head directly, introduce a new head
variable which is set to the value of fifo->head and use it instead.
This is to allow future adjustment of the head position within the
internal FIFO buffer.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Octavian Purdila <tavip@google.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240828122258.928947-3-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Mark Cave-Ayland
f9309d965a fifo8: rename fifo8_peekpop_buf() to fifo8_peekpop_bufptr()
This is to emphasise that the function returns a pointer to the
internal FIFO buffer.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Octavian Purdila <tavip@google.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240828122258.928947-2-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
CLEMENT MATHIEU--DRIF
9e64bec80e MAINTAINERS: Add myself as a reviewer of VT-d
Signed-off-by: Clément Mathieu--Drif <clement.mathieu--drif@eviden.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-ID: <20240820095112.61510-1-clement.mathieu--drif@eviden.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
40871ca758 hw/char/pl011: Rename RX FIFO methods
In preparation of having a TX FIFO, rename the RX FIFO methods.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20240719181041.49545-12-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
51b61dd4d5 hw/char/pl011: Warn when using disabled transmitter
We shouldn't transmit characters when the full UART or its
transmitter is disabled. However we don't want to break the
possibly incomplete "my first bare metal assembly program"s,
so we choose to simply display a warning when this occurs.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20240719181041.49545-9-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
dee8284b6f hw/char/pl011: Extract pl011_read_rxdata() from pl011_read()
To keep MemoryRegionOps read/write handlers with similar logic,
factor pl011_read_txdata() out of pl011_read(), similar to what
the previous commit did to pl011_write().
No functional change intended.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20240719181041.49545-8-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
bd6051b7cf hw/char/pl011: Extract pl011_write_txdata() from pl011_write()
When implementing FIFO, this code will become more complex.
Start by factoring it out to a new pl011_write_txdata() function.
No functional change intended.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20240719181041.49545-7-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
02b1f7f619 hw/char/pl011: Split RX/TX path of pl011_reset_fifo()
To be able to reset the RX or TX FIFO separately,
split pl011_reset_fifo() in two.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20240719181041.49545-6-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
1fb2721aa6 hw/char/pl011: Move pl011_loopback_enabled|tx() around
We'll soon use pl011_loopback_enabled() and pl011_loopback_tx()
from functions defined before their declarations. In order to
avoid forward-declaring them, move them around.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20240719181041.49545-5-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
566080226c hw/char/pl011: Move pl011_put_fifo() earlier
Avoid forward-declaring pl011_put_fifo() by moving it earlier.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20240719181041.49545-4-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
41df6c8300 hw/char/pl011: Remove unused 'readbuff' field
Since its introduction in commit cdbdb648b7 ("ARM Versatile
Platform Baseboard emulation.") PL011State::readbuff as never
been used. Remove it.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20240719181041.49545-3-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
d83234d347 target/riscv: Remove the deprecated 'any' CPU type
The 'any' CPU is deprecated since commit f57d5f8004
("target/riscv: deprecate the 'any' CPU type"). Users
are better off using the default CPUs or the 'max' CPU.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20240724130717.95629-1-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
990d2c185c seccomp: Remove check for CRIS host
As per the deprecation notice in commit c7bbef4023:

  The CRIS architecture was pulled from Linux in 4.17 and
  the compiler is no longer packaged in any distro [...].

It is now unlikely QEMU is build on CRIS host.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Message-ID: <20240904143603.52934-16-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
44e4075bf4 target/cris: Remove the deprecated CRIS target
The CRIS target is deprecated since v9.0 (commit c7bbef4023
"docs: mark CRIS support as deprecated").

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Message-ID: <20240904143603.52934-14-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
01d01edc9f system: Remove support for CRIS target
We are about to remove the CRIS target, so remove
the sysemu part. This remove the CRIS 'none' machine.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Message-ID: <20240904143603.52934-13-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
5b0b67d49d hw/timer: Remove TYPE_ETRAX_FS_TIMER device
We just removed the single machine using it (axis-dev88).

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Message-ID: <20240904143603.52934-12-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
698e0fa0c5 hw/dma: Remove ETRAX_FS DMA device
We just removed the single machine calling etraxfs_dmac_init()
(the axis-dev88 machine).

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Message-ID: <20240904143603.52934-11-philmd@linaro.org>
2024-09-13 20:11:13 +02:00
Philippe Mathieu-Daudé
0167420cde hw/net: Remove TYPE_ETRAX_FS_ETH device
We just removed the single machine using it (axis-dev88).

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Message-ID: <20240904143603.52934-10-philmd@linaro.org>
2024-09-13 20:11:12 +02:00