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author | Iru Cai <mytbk920423@gmail.com> | 2019-10-30 14:21:52 +0800 |
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committer | Iru Cai <mytbk920423@gmail.com> | 2019-10-30 14:48:38 +0800 |
commit | ae51f41d14f548d494ac41e0d21137c5a4c3f59c (patch) | |
tree | 6ddb9d1aaa7bd5bad5bbf8497edc2e08ff208d79 /arch/mips/include/asm/isadep.h | |
download | uext4-ae51f41d14f548d494ac41e0d21137c5a4c3f59c.tar.xz |
import the U-Boot code and make it compile
Diffstat (limited to 'arch/mips/include/asm/isadep.h')
-rw-r--r-- | arch/mips/include/asm/isadep.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/mips/include/asm/isadep.h b/arch/mips/include/asm/isadep.h new file mode 100644 index 0000000..d168320 --- /dev/null +++ b/arch/mips/include/asm/isadep.h @@ -0,0 +1,35 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Various ISA level dependent constants. + * Most of the following constants reflect the different layout + * of Coprocessor 0 registers. + * + * Copyright (c) 1998 Harald Koerfgen + */ + +#ifndef __ASM_ISADEP_H +#define __ASM_ISADEP_H + +#if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX) +/* + * R2000 or R3000 + */ + +/* + * kernel or user mode? (CP0_STATUS) + */ +#define KU_MASK 0x08 +#define KU_USER 0x08 +#define KU_KERN 0x00 + +#else +/* + * kernel or user mode? + */ +#define KU_MASK 0x18 +#define KU_USER 0x10 +#define KU_KERN 0x00 + +#endif + +#endif /* __ASM_ISADEP_H */ |