ipc_mmio_config(9)

💖 NAME 💖

okay so this is ipc_mmio_config(9) from the Kernel API Manual, and she is lowkey iconic ✨. Her whole job: write context info and AP memory range addresses. This needs to be called when CP is in IPC_MEM_DEVICE_IPC_INIT state. no cap, that state check is the vibe check 👑 periodt.

bestie, fr fr: IPC_MEM_DEVICE_IPC_INIT is the moment. don't skip it 💅

✨ SYNOPSIS ✨

the signature is literally this, character for character:

void ipc_mmio_config (struct iosm_mmio *ipc_mmio );

🫶 ARGUMENTS 🫶

• ipc_mmio — pointer to mmio instance. that's the one and only argument, bestie 🎀

👀 SEE ALSO 👀

check these cuties out, iykyk:

• Kernel file: ./drivers/net/wwan/iosm/iosm_ipc_mmio.h
• struct iosm_mmio(9)
• ipc_mmio_init(9)
• ipc_mmio_set_psi_addr_and_size(9)
• ipc_mmio_set_contex_info_addr(9)
• ipc_mmio_get_cp_version(9)
• ipc_mmio_get_rom_exit_code(9)
• ipc_mmio_get_exec_stage(9)
• ipc_mmio_get_ipc_state(9)
• ipc_mmio_copy_chip_info(9)
• ipc_mmio_update_cp_capability(9)

mwah 💋 bye bestie — this page came from source/version ./drivers/net/wwan/iosm, dated October 2026. 🦋