mei_hcsr_read(9)

💖 mei_hcsr_read(9) 💖

✨ NAME ✨

okay so bestie, this page is from the Kernel API Manual, and mei_hcsr_read is the function that reads 32bit data from the host CSR. that's the whole name-section vibe, and it ate. 💅

🌸 SYNOPSIS 🌸

u32 mei_hcsr_read (const struct mei_device *dev );

lowkey iconic signature, no notes. ✨

🎀 ARGUMENTS 🎀

• dev — the device structure. that's it, bestie, that's the argument, and it's giving "pass me the device struct" energy. 🫶

🦋 RETURN 🦋

• H_CSR register value (u32) — it hands back the H_CSR register value, typed as u32. slay. ✨

👑 SEE ALSO 👑

okay so if you're going down the rabbit hole — and you know you are — the Kernel file ./drivers/misc/mei/hw-me.c is the main-character source file, and these besties are all linked up:

• mei_me_reg_read(9)
• mei_me_reg_write(9)
• mei_me_mecbrw_read(9)
• mei_me_hcbww_write(9)
• mei_me_mecsr_read(9)
• mei_hcsr_write(9)
• mei_hcsr_set(9)
• mei_hcsr_set_hig(9)
• mei_me_d0i3c_read(9)
• mei_me_d0i3c_write(9)
• mei_me_trc_status(9)
• mei_me_fw_status(9)
• mei_me_hw_config(9)
• mei_me_pg_state(9)
• me_intr_disable(9)
• me_intr_clear(9)
• mei_me_intr_clear(9)
• mei_me_intr_enable(9)
• mei_me_intr_disable(9)
• mei_me_synchronize_irq(9)
• mei_me_hw_reset_release(9)
• mei_me_host_set_ready(9)
• mei_me_host_is_ready(9)
• mei_me_hw_is_ready(9)
• mei_me_hw_is_resetting(9)
• mei_gsc_pxp_check(9)
• mei_me_hw_ready_wait(9)
• mei_me_hw_start(9)
• mei_hbuf_filled_slots(9)
• mei_me_hbuf_is_empty(9)
• mei_me_hbuf_empty_slots(9)
• mei_me_hbuf_depth(9)
• mei_me_hbuf_write(9)
• mei_me_count_full_read_slots(9)
• mei_me_read_slots(9)
• mei_me_pg_set(9)
• mei_me_pg_unset(9)
• mei_me_pg_legacy_enter_sync(9)
• mei_me_pg_legacy_exit_sync(9)
• mei_me_pg_in_transition(9)
• mei_me_pg_is_enabled(9)
• mei_me_d0i3_set(9)
• mei_me_d0i3_unset(9)
• mei_me_d0i3_enter_sync(9)
• mei_me_d0i3_enter(9)
• mei_me_d0i3_exit_sync(9)
• mei_me_pg_legacy_intr(9)
• mei_me_d0i3_intr(9)
• mei_me_pg_intr(9)
• mei_me_pg_enter_sync(9)
• mei_me_pg_exit_sync(9)
• mei_me_hw_reset(9)
• mei_me_irq_quick_handler(9)
• mei_me_irq_thread_handler(9)
• mei_me_polling_thread(9)
• mei_me_fw_type_nm(9)
• mei_me_fw_type_sps_4(9)
• mei_me_fw_type_sps_ign(9)
• mei_me_dev_init(9)

mwah 💋 — this cutie's source/version is ./drivers/misc/mei, it's dated October 2026, and it's mei_hcsr_read(9) forever. periodt ✨