fsl_add_outb_message(9)

💅 fsl_add_outb_message(9) 💅

okay so bestie, this little cutie is from the Kernel API Manual, and it’s all about adding a message to the MPC85xx outbound message queue. no cap, it’s giving “small function, important job” energy ✨

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🌸 NAME 🌸

fsl_add_outb_message — Add message to the MPC85xx outbound message queue 💌

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✨ SYNOPSIS ✨

int fsl_add_outb_message (struct rio_mport *mport , struct rio_dev *rdev
       , int mbox , void *buffer , size_t len );

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🎀 ARGUMENTS 🎀

• mport — Master port with outbound message queue. like, this is the main character port 💅
• rdev — Target of outbound message 🎯
• mbox — Outbound mailbox 📬
• buffer — Message to add to outbound queue 🧺
• len — Length of message 📏

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💖 DESCRIPTION 💖

So what it does: it adds the buffer message to the MPC85xx outbound message queue. Slay. 💫

It returns 0 on success or -EINVAL on failure. periodt. 😭

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🦋 SEE ALSO 🦋

• Kernel file ./arch/powerpc/sysdev/fsl_rmu.c
• fsl_rio_tx_handler(9)
• fsl_rio_rx_handler(9)
• fsl_rio_dbell_handler(9)
• fsl_rio_port_write_handler(9)
• fsl_rio_pw_enable(9)
• fsl_rio_port_write_init(9)
• fsl_rio_doorbell_send(9)
• fsl_open_outb_mbox(9)
• fsl_close_outb_mbox(9)
• fsl_open_inb_mbox(9)
• fsl_close_inb_mbox(9)
• fsl_add_inb_buffer(9)
• fsl_get_inb_message(9)
• fsl_rio_doorbell_init(9)

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xoxo, your girl signing off from source/version ./arch/powerpc/sysdev, dated October 2026, on page fsl_add_outb_message(9) 🫶💖🌈