Changeset 4177e70 in mainline for kernel/arch/mips32/include

Timestamp:

2018-07-17T22:09:50Z (7 years ago)

Author:

Jiří Zárevúcky <jiri.zarevucky@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

58093d9

Parents:

db51219f

Message:

mips: We use K1 register for thread pointer, so we must treat it as a preserved register.

File:

• kernel/arch/mips32/include/arch/context_struct.h (modified) (2 diffs)

kernel/arch/mips32/include/arch/context_struct.h

@@ -42 +42 @@
 #define CONTEXT_OFFSET_S8  0x28
 #define CONTEXT_OFFSET_GP  0x2c
-#define CONTEXT_OFFSET_IPL 0x30
-#define CONTEXT_SIZE       0x34
+#define CONTEXT_OFFSET_TP  0x30
+#define CONTEXT_OFFSET_IPL 0x34
+#define CONTEXT_SIZE       0x38
 
 #ifndef __ASSEMBLER__
@@ -63 +64 @@
         uint32_t s8;
         uint32_t gp;
+        /* We use the K1 register for userspace thread pointer. */
+        uint32_t tp;
         ipl_t ipl;
 } context_t;