From c21376dde478ae13d7f150c44f1108544143e3ab Mon Sep 17 00:00:00 2001
From: Abdur-Rahman Mansoor <armansoor@missingno.dev>
Date: Thu, 18 Jul 2024 17:58:15 -0400
Subject: [PATCH] add IOCTL error codes

---
 drivers/nvme/nvme.asm | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/nvme/nvme.asm b/drivers/nvme/nvme.asm
index cdbc2ba..e28729f 100644
--- a/drivers/nvme/nvme.asm
+++ b/drivers/nvme/nvme.asm
@@ -27,6 +27,14 @@ PRP1_LIST_ALLOCATED = 2
 PRP2_ENTRY_ALLOCATED = 4
 PRP2_LIST_ALLOCATED = 8
 
+; IOCTL error codes
+ENOERR = 0 ; No error
+EINVAL_IOCTL = 1 ; unknown IOCTL code, wrong input/output size
+EINVAL_ID =  2 ; .DiskId must be from 0-9
+ESZTOL = 3 ; .DiskSize too large
+ESZTOS = 4 ; .DiskSize too small
+ENOMEM = 5 ; failed to allocate memory
+
 section ".flat" code readable writable executable
 include "../proc32.inc"
 include "../struct.inc"