parse_pcc_subspace(9)

💖 parse_pcc_subspace(9) 💖

okay so bestie, this is the Kernel API Manual page for parse_pcc_subspace(9) — yes, we're literally in the kernel docs together, slay ✨

---

🎀 NAME 🎀

parse_pcc_subspace — count PCC subspaces defined 💅

---

✨ SYNOPSIS ✨

int parse_pcc_subspace (union acpi_subtable_headers *header , const
       unsigned long end );

---

🦋 ARGUMENTS 🦋

• header — pointer to the ACPI subtable header under the PCCT. like, the header for this subtable, no cap 🫶
• end — end of subtable entry. that's the endpoint, periodt ✨

---

🌸 RETURN 🌸

if we find a PCC subspace entry of a valid type, return 0. otherwise? return -EINVAL 😭

---

💜 DESCRIPTION 💜

this gets called for each entry in the PCC table. that's the whole vibe, bestie 💫

---

🔥 SEE ALSO 🔥

• kernel file ./drivers/mailbox/pcc.c
• struct pcc_chan_reg(9)
• struct pcc_chan_info(9)
• pcc_map_interrupt(9)
• pcc_mbox_irq(9)
• pcc_mbox_request_channel(9)
• pcc_mbox_free_channel(9)
• pcc_send_data(9)
• pcc_startup(9)
• pcc_shutdown(9)
• pcc_parse_subspace_irq(9)
• pcc_parse_subspace_db_reg(9)
• pcc_parse_subspace_shmem(9)
• acpi_pcc_probe(9)
• pcc_mbox_probe(9)

---

xoxo 💖 — source/version: ./drivers/mailbox, date: October 2026. that's the tea, bestie 💅