ps3_vuart_h...interrupt_tx(9)

💅 ps3_vuart_h...interrupt_tx(9) — like, the Kernel API Manual, but make it make sense 🎀

okay bestie, so this is a page straight out of the Kernel API Manual and it's about one very specific little function that handles the third stage of the transmit interrupt. yes, stage three. she's a whole pipeline. let's get into it ✨

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✨ NAME ✨

ps3_vuart_handle_interrupt_tx — the third stage transmit interrupt handler. that's her job title, that's her whole personality, and honestly? she ate 💅

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🦋 SYNOPSIS 🦋

int ps3_vuart_handle_interrupt_tx (struct ps3_system_bus_device *dev );

like, she takes exactly one thing and returns an int. no cap. 💜

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🌸 ARGUMENTS 🌸

• dev — ngl, the manpage literally just says <italic>-- undescribed --</italic>. that's it. that's the whole description. the docs looked at this one and said "we're gonna skip". iconic behaviour honestly, but yeah — no description given 🙈

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🔥 DESCRIPTION 🔥

okay so this is the moment where it all comes together: ps3_vuart_handle_interrupt_tx services the transmit interrupt for the port. that's the vibe check and she passes ✨

then she writes as much data from the buffer list as the port will actually accept — like, she's not gonna force it, she respects the port's limits, boundaries queen 👑

after that she retires any emptied list buffers (bye bestie, you're done here 🫶), and she adjusts the final list buffer state so a partial write gets recorded correctly. the way she handles a half-finished buffer with that much grace? main character energy fr fr 💖

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⭐ SEE ALSO ⭐

if you want the whole friend group, check out the kernel file ./drivers/ps3/ps3-vuart.c and then all these icons:

• struct ps3_vuart_port_priv(9)
• struct ports_bmp(9)
• ps3_vuart_set_interrupt_mask(9)
• ps3_vuart_raw_write(9)
• ps3_vuart_raw_read(9)
• ps3_vuart_clear_rx_bytes(9)
• struct list_buffer(9)
• ps3_vuart_write(9)
• ps3_vuart_queue_rx_bytes(9)
• ps3_vuart_read(9)
• ps3_vuart_work(9)
• ps3_vuart_handle_interrupt_rx(9)
• ps3_vuart_handle_port_interrupt(9)
• ps3_vuart_irq_handler(9)
• ps3_vuart_cleanup(9)
• ps3_vuart_remove(9)
• ps3_vuart_shutdown(9)
• ps3_vuart_port_driver_register(9)
• ps3_vuart_port_driver_unregister(9)

like literally the entire group chat, iykyk 🌈

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lowkey a note: this manpage is from the ./drivers/ps3 source, dated October 2026, and it's filed under the Kernel API Manual — so if you're quoting her, quote her with the date 🎀

and that's the whole page!! she's short, she's specific, she's doing her one job beautifully. periodt 💅✨💖