hl_fw_preboot_update_state(9)

💖 hl_fw_preboot_update_state — kernel API manual, but make it cute 💖

okay so bestie, welcome to the hl_fw_preboot_update_state(9) era ✨ this one lives in the Kernel API Manual and it's all about updating the internal data structures while you're handshaking with preboot 🫶

---

🌸 NAME 🌸

hl_fw_preboot_update_state — update internal data structures during handshake with preboot 💅

---

🎀 SYNOPSIS 🎀

void hl_fw_preboot_update_state (struct hl_device *hdev );

---

🦋 ARGUMENTS 🦋

• hdev — pointer to the habanalabs device structure 👑

---

✨ DESCRIPTION ✨

so the description says: return 0 on success, otherwise non-zero error code 😭 that's the whole vibe check, no cap

ngl the function is declared void up top but the description is talking return codes — I'm just telling you what the page says, fr fr 💀

---

💜 SEE ALSO 💜

• Kernel file ./drivers/accel/habanalabs/common/firmware_if.c 🍓
• hl_fw_version_cmp(9)
• extract_u32_until_given_char(9)
• hl_get_sw_major_minor_subminor(9)
• hl_get_preboot_major_minor(9)
• hl_release_firmware(9)
• hl_fw_copy_fw_to_device(9)
• hl_fw_copy_msg_to_device(9)
• hl_fw_load_fw_to_device(9)
• hl_fw_send_cpu_message(9)
• hl_fw_dynamic_report_error_status(9)
• hl_fw_dynamic_send_cmd(9)
• hl_fw_dynamic_extract_fw_response(9)
• hl_fw_dynamic_wait_for_status(9)
• hl_fw_dynamic_send_clear_cmd(9)
• hl_fw_dynamic_send_protocol_cmd(9)
• hl_fw_compat_crc32(9)
• hl_fw_dynamic_validate_memory_bound(9)
• hl_fw_dynamic_validate_descriptor(9)
• hl_fw_dynamic_read_and_validate_descriptor(9)
• hl_fw_dynamic_request_descriptor(9)
• hl_fw_dynamic_read_device_fw_version(9)
• hl_fw_dynamic_copy_image(9)
• hl_fw_dynamic_copy_msg(9)
• hl_fw_boot_fit_update_state(9)
• hl_fw_dynamic_load_image(9)
• hl_fw_linux_update_state(9)
• hl_fw_dynamic_send_msg(9)
• hl_fw_dynamic_init_cpu(9)
• hl_fw_static_init_cpu(9)
• hl_fw_init_cpu(9)

that's a whole friend group of functions right there, and they all ate 🔥

---

okay that's the page!! 💖 this one's straight out of ./drivers/accel/habanalabs/common, dated October 2026, and it's the hl_fw_preboot_update_state(9) entry in the Kernel API Manual — slay, go read the source bestie 🧚‍♀️