1 files changed, 16 insertions, 1 deletions

diff --git a/firmware/asm/mips/thread.h b/firmware/asm/mips/thread.h
index ac37560a68..42b0f7049f 100644
--- a/firmware/asm/mips/thread.h
+++ b/firmware/asm/mips/thread.h
@@ -19,9 +19,24 @@
  *
  ****************************************************************************/
 
+/* index offset register
+ *  0     0     $16 s0
+ *  1     4     $17 s1
+ *  2     8     $18 s2
+ *  3    12     $19 s3
+ *  4    16     $20 s4
+ *  5    20     $21 s5
+ *  6    24     $22 s6
+ *  7    28     $23 s7
+ *  8    32     $28 gp
+ *  9    36     $30 s8 (s8)
+ * 10    40     $29 sp
+ * 11    44     $31 ra
+ * 12    48     start
+ */
 struct regs
 {
-    uint32_t r[9];  /* 0-32 - Registers s0-s7, fp */
+    uint32_t r[10]; /* 0-32 - Registers s0-s7, gp, fp */
     uint32_t sp;    /*   36 - Stack pointer */
     uint32_t ra;    /*   40 - Return address */
     uint32_t start; /*   44 - Thread start address, or NULL when started */