diff options
Diffstat (limited to 'arch/mips/include/asm/processor.h')
| -rw-r--r-- | arch/mips/include/asm/processor.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/arch/mips/include/asm/processor.h b/arch/mips/include/asm/processor.h index 18ee58e39445..0f926aa0cb47 100644 --- a/arch/mips/include/asm/processor.h +++ b/arch/mips/include/asm/processor.h @@ -118,6 +118,60 @@ union mips_watch_reg_state { struct mips3264_watch_reg_state mips3264; }; +#ifdef CONFIG_CPU_CAVIUM_OCTEON + +struct octeon_cop2_state { + /* DMFC2 rt, 0x0201 */ + unsigned long cop2_crc_iv; + /* DMFC2 rt, 0x0202 (Set with DMTC2 rt, 0x1202) */ + unsigned long cop2_crc_length; + /* DMFC2 rt, 0x0200 (set with DMTC2 rt, 0x4200) */ + unsigned long cop2_crc_poly; + /* DMFC2 rt, 0x0402; DMFC2 rt, 0x040A */ + unsigned long cop2_llm_dat[2]; + /* DMFC2 rt, 0x0084 */ + unsigned long cop2_3des_iv; + /* DMFC2 rt, 0x0080; DMFC2 rt, 0x0081; DMFC2 rt, 0x0082 */ + unsigned long cop2_3des_key[3]; + /* DMFC2 rt, 0x0088 (Set with DMTC2 rt, 0x0098) */ + unsigned long cop2_3des_result; + /* DMFC2 rt, 0x0111 (FIXME: Read Pass1 Errata) */ + unsigned long cop2_aes_inp0; + /* DMFC2 rt, 0x0102; DMFC2 rt, 0x0103 */ + unsigned long cop2_aes_iv[2]; + /* DMFC2 rt, 0x0104; DMFC2 rt, 0x0105; DMFC2 rt, 0x0106; DMFC2 + * rt, 0x0107 */ + unsigned long cop2_aes_key[4]; + /* DMFC2 rt, 0x0110 */ + unsigned long cop2_aes_keylen; + /* DMFC2 rt, 0x0100; DMFC2 rt, 0x0101 */ + unsigned long cop2_aes_result[2]; + /* DMFC2 rt, 0x0240; DMFC2 rt, 0x0241; DMFC2 rt, 0x0242; DMFC2 + * rt, 0x0243; DMFC2 rt, 0x0244; DMFC2 rt, 0x0245; DMFC2 rt, + * 0x0246; DMFC2 rt, 0x0247; DMFC2 rt, 0x0248; DMFC2 rt, + * 0x0249; DMFC2 rt, 0x024A; DMFC2 rt, 0x024B; DMFC2 rt, + * 0x024C; DMFC2 rt, 0x024D; DMFC2 rt, 0x024E - Pass2 */ + unsigned long cop2_hsh_datw[15]; + /* DMFC2 rt, 0x0250; DMFC2 rt, 0x0251; DMFC2 rt, 0x0252; DMFC2 + * rt, 0x0253; DMFC2 rt, 0x0254; DMFC2 rt, 0x0255; DMFC2 rt, + * 0x0256; DMFC2 rt, 0x0257 - Pass2 */ + unsigned long cop2_hsh_ivw[8]; + /* DMFC2 rt, 0x0258; DMFC2 rt, 0x0259 - Pass2 */ + unsigned long cop2_gfm_mult[2]; + /* DMFC2 rt, 0x025E - Pass2 */ + unsigned long cop2_gfm_poly; + /* DMFC2 rt, 0x025A; DMFC2 rt, 0x025B - Pass2 */ + unsigned long cop2_gfm_result[2]; +}; +#define INIT_OCTEON_COP2 {0,} + +struct octeon_cvmseg_state { + unsigned long cvmseg[CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE] + [cpu_dcache_line_size() / sizeof(unsigned long)]; +}; + +#endif + typedef struct { unsigned long seg; } mm_segment_t; @@ -160,6 +214,10 @@ struct thread_struct { unsigned long trap_no; unsigned long irix_trampoline; /* Wheee... */ unsigned long irix_oldctx; +#ifdef CONFIG_CPU_CAVIUM_OCTEON + struct octeon_cop2_state cp2 __attribute__ ((__aligned__(128))); + struct octeon_cvmseg_state cvmseg __attribute__ ((__aligned__(128))); +#endif struct mips_abi *abi; }; @@ -171,6 +229,13 @@ struct thread_struct { #define FPAFF_INIT #endif /* CONFIG_MIPS_MT_FPAFF */ +#ifdef CONFIG_CPU_CAVIUM_OCTEON +#define OCTEON_INIT \ + .cp2 = INIT_OCTEON_COP2, +#else +#define OCTEON_INIT +#endif /* CONFIG_CPU_CAVIUM_OCTEON */ + #define INIT_THREAD { \ /* \ * Saved main processor registers \ @@ -221,6 +286,10 @@ struct thread_struct { .trap_no = 0, \ .irix_trampoline = 0, \ .irix_oldctx = 0, \ + /* \ + * Cavium Octeon specifics (null if not Octeon) \ + */ \ + OCTEON_INIT \ } struct task_struct; |