diff options
Diffstat (limited to 'arch/mips/include/uapi/asm/inst.h')
| -rw-r--r-- | arch/mips/include/uapi/asm/inst.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/arch/mips/include/uapi/asm/inst.h b/arch/mips/include/uapi/asm/inst.h index eaa3a80affdf..c29dbc8c1d49 100644 --- a/arch/mips/include/uapi/asm/inst.h +++ b/arch/mips/include/uapi/asm/inst.h @@ -273,6 +273,27 @@ enum lx_func { }; /* + * func field for special2 MXU opcodes (Ingenic XBurst MXU). + */ +enum mxu_func { + /* TODO, other MXU funcs */ + mxu_lx_op = 0x28, +}; + +/* + * op field for special2 MXU LX opcodes (Ingenic XBurst MXU). + */ +enum lx_ingenic_func { + mxu_lxb_op, + mxu_lxh_op, + /* reserved */ + mxu_lxw_op = 3, + mxu_lxbu_op, + mxu_lxhu_op, + /* more reserved */ +}; + +/* * BSHFL opcodes */ enum bshfl_func { @@ -774,6 +795,17 @@ struct dsp_format { /* SPEC3 DSP format instructions */ ;)))))) }; +struct mxu_lx_format { /* SPEC2 MXU LX format instructions */ + __BITFIELD_FIELD(unsigned int opcode : 6, + __BITFIELD_FIELD(unsigned int rs : 5, + __BITFIELD_FIELD(unsigned int rt : 5, + __BITFIELD_FIELD(unsigned int rd : 5, + __BITFIELD_FIELD(unsigned int strd : 2, + __BITFIELD_FIELD(unsigned int op : 3, + __BITFIELD_FIELD(unsigned int func : 6, + ;))))))) +}; + struct spec3_format { /* SPEC3 */ __BITFIELD_FIELD(unsigned int opcode:6, __BITFIELD_FIELD(unsigned int rs:5, @@ -989,6 +1021,40 @@ struct mm16_r5_format { /* Load/store from stack pointer format */ }; /* + * Loongson-3 overridden COP2 instruction formats (32-bit length) + */ +struct loongson3_lswc2_format { /* Loongson-3 overridden lwc2/swc2 Load/Store format */ + __BITFIELD_FIELD(unsigned int opcode : 6, + __BITFIELD_FIELD(unsigned int base : 5, + __BITFIELD_FIELD(unsigned int rt : 5, + __BITFIELD_FIELD(unsigned int fr : 1, + __BITFIELD_FIELD(unsigned int offset : 9, + __BITFIELD_FIELD(unsigned int ls : 1, + __BITFIELD_FIELD(unsigned int rq : 5, + ;))))))) +}; + +struct loongson3_lsdc2_format { /* Loongson-3 overridden ldc2/sdc2 Load/Store format */ + __BITFIELD_FIELD(unsigned int opcode : 6, + __BITFIELD_FIELD(unsigned int base : 5, + __BITFIELD_FIELD(unsigned int rt : 5, + __BITFIELD_FIELD(unsigned int index : 5, + __BITFIELD_FIELD(unsigned int offset : 8, + __BITFIELD_FIELD(unsigned int opcode1 : 3, + ;)))))) +}; + +struct loongson3_lscsr_format { /* Loongson-3 CPUCFG&CSR read/write format */ + __BITFIELD_FIELD(unsigned int opcode : 6, + __BITFIELD_FIELD(unsigned int rs : 5, + __BITFIELD_FIELD(unsigned int fr : 5, + __BITFIELD_FIELD(unsigned int rd : 5, + __BITFIELD_FIELD(unsigned int fd : 5, + __BITFIELD_FIELD(unsigned int func : 6, + ;)))))) +}; + +/* * MIPS16e instruction formats (16-bit length) */ struct m16e_rr { @@ -1088,6 +1154,10 @@ union mips_instruction { struct mm16_rb_format mm16_rb_format; struct mm16_r3_format mm16_r3_format; struct mm16_r5_format mm16_r5_format; + struct loongson3_lswc2_format loongson3_lswc2_format; + struct loongson3_lsdc2_format loongson3_lsdc2_format; + struct loongson3_lscsr_format loongson3_lscsr_format; + struct mxu_lx_format mxu_lx_format; }; union mips16e_instruction { |