diff options
Diffstat (limited to 'include/asm-mips/mipsregs.h')
| -rw-r--r-- | include/asm-mips/mipsregs.h | 287 |
1 files changed, 287 insertions, 0 deletions
diff --git a/include/asm-mips/mipsregs.h b/include/asm-mips/mipsregs.h index 9b0ce451286..1fad6ec1daa 100644 --- a/include/asm-mips/mipsregs.h +++ b/include/asm-mips/mipsregs.h @@ -281,6 +281,11 @@ #define ST0_DL (_ULCAST_(1) << 24) /* + * Enable the MIPS DSP ASE + */ +#define ST0_MX 0x01000000 + +/* * Bitfields in the TX39 family CP0 Configuration Register 3 */ #define TX39_CONF_ICS_SHIFT 19 @@ -510,6 +515,7 @@ #define MIPS_CONF3_VINT (_ULCAST_(1) << 5) #define MIPS_CONF3_VEIC (_ULCAST_(1) << 6) #define MIPS_CONF3_LPA (_ULCAST_(1) << 7) +#define MIPS_CONF3_DSP (_ULCAST_(1) << 10) /* * Bits in the MIPS32/64 coprocessor 1 (FPU) revision register. @@ -986,6 +992,287 @@ do { \ : "=r" (__res)); \ __res;}) +#define rddsp(mask) \ +({ \ + unsigned int __res; \ + \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " # rddsp $1, %x1 \n" \ + " .word 0x7c000cb8 | (%x1 << 16) \n" \ + " move %0, $1 \n" \ + " .set pop \n" \ + : "=r" (__res) \ + : "i" (mask)); \ + __res; \ +}) + +#define wrdsp(val, mask) \ +do { \ + unsigned int __res; \ + \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " move $1, %0 \n" \ + " # wrdsp $1, %x1 \n" \ + " .word 0x7c2004f8 | (%x1 << 15) \n" \ + " .set pop \n" \ + : \ + : "r" (val), "i" (mask)); \ + __res; \ +} while (0) + +#if 0 /* Need DSP ASE capable assembler ... */ +#define mflo0() ({ long mflo0; __asm__("mflo %0, $ac0" : "=r" (mflo0)); mflo0;}) +#define mflo1() ({ long mflo1; __asm__("mflo %0, $ac1" : "=r" (mflo1)); mflo1;}) +#define mflo2() ({ long mflo2; __asm__("mflo %0, $ac2" : "=r" (mflo2)); mflo2;}) +#define mflo3() ({ long mflo3; __asm__("mflo %0, $ac3" : "=r" (mflo3)); mflo3;}) + +#define mfhi0() ({ long mfhi0; __asm__("mfhi %0, $ac0" : "=r" (mfhi0)); mfhi0;}) +#define mfhi1() ({ long mfhi1; __asm__("mfhi %0, $ac1" : "=r" (mfhi1)); mfhi1;}) +#define mfhi2() ({ long mfhi2; __asm__("mfhi %0, $ac2" : "=r" (mfhi2)); mfhi2;}) +#define mfhi3() ({ long mfhi3; __asm__("mfhi %0, $ac3" : "=r" (mfhi3)); mfhi3;}) + +#define mtlo0(x) __asm__("mtlo %0, $ac0" ::"r" (x)) +#define mtlo1(x) __asm__("mtlo %0, $ac1" ::"r" (x)) +#define mtlo2(x) __asm__("mtlo %0, $ac2" ::"r" (x)) +#define mtlo3(x) __asm__("mtlo %0, $ac3" ::"r" (x)) + +#define mthi0(x) __asm__("mthi %0, $ac0" ::"r" (x)) +#define mthi1(x) __asm__("mthi %0, $ac1" ::"r" (x)) +#define mthi2(x) __asm__("mthi %0, $ac2" ::"r" (x)) +#define mthi3(x) __asm__("mthi %0, $ac3" ::"r" (x)) + +#else + +#define mfhi0() \ +({ \ + unsigned long __treg; \ + \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " # mfhi %0, $ac0 \n" \ + " .word 0x00000810 \n" \ + " move %0, $1 \n" \ + " .set pop \n" \ + : "=r" (__treg)); \ + __treg; \ +}) + +#define mfhi1() \ +({ \ + unsigned long __treg; \ + \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " # mfhi %0, $ac1 \n" \ + " .word 0x00200810 \n" \ + " move %0, $1 \n" \ + " .set pop \n" \ + : "=r" (__treg)); \ + __treg; \ +}) + +#define mfhi2() \ +({ \ + unsigned long __treg; \ + \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " # mfhi %0, $ac2 \n" \ + " .word 0x00400810 \n" \ + " move %0, $1 \n" \ + " .set pop \n" \ + : "=r" (__treg)); \ + __treg; \ +}) + +#define mfhi3() \ +({ \ + unsigned long __treg; \ + \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " # mfhi %0, $ac3 \n" \ + " .word 0x00600810 \n" \ + " move %0, $1 \n" \ + " .set pop \n" \ + : "=r" (__treg)); \ + __treg; \ +}) + +#define mflo0() \ +({ \ + unsigned long __treg; \ + \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " # mflo %0, $ac0 \n" \ + " .word 0x00000812 \n" \ + " move %0, $1 \n" \ + " .set pop \n" \ + : "=r" (__treg)); \ + __treg; \ +}) + +#define mflo1() \ +({ \ + unsigned long __treg; \ + \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " # mflo %0, $ac1 \n" \ + " .word 0x00200812 \n" \ + " move %0, $1 \n" \ + " .set pop \n" \ + : "=r" (__treg)); \ + __treg; \ +}) + +#define mflo2() \ +({ \ + unsigned long __treg; \ + \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " # mflo %0, $ac2 \n" \ + " .word 0x00400812 \n" \ + " move %0, $1 \n" \ + " .set pop \n" \ + : "=r" (__treg)); \ + __treg; \ +}) + +#define mflo3() \ +({ \ + unsigned long __treg; \ + \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " # mflo %0, $ac3 \n" \ + " .word 0x00600812 \n" \ + " move %0, $1 \n" \ + " .set pop \n" \ + : "=r" (__treg)); \ + __treg; \ +}) + +#define mthi0(x) \ +do { \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " move $1, %0 \n" \ + " # mthi $1, $ac0 \n" \ + " .word 0x00200011 \n" \ + " .set pop \n" \ + : \ + : "r" (x)); \ +} while (0) + +#define mthi1(x) \ +do { \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " move $1, %0 \n" \ + " # mthi $1, $ac1 \n" \ + " .word 0x00200811 \n" \ + " .set pop \n" \ + : \ + : "r" (x)); \ +} while (0) + +#define mthi2(x) \ +do { \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " move $1, %0 \n" \ + " # mthi $1, $ac2 \n" \ + " .word 0x00201011 \n" \ + " .set pop \n" \ + : \ + : "r" (x)); \ +} while (0) + +#define mthi3(x) \ +do { \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " move $1, %0 \n" \ + " # mthi $1, $ac3 \n" \ + " .word 0x00201811 \n" \ + " .set pop \n" \ + : \ + : "r" (x)); \ +} while (0) + +#define mtlo0(x) \ +do { \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " move $1, %0 \n" \ + " # mtlo $1, $ac0 \n" \ + " .word 0x00200013 \n" \ + " .set pop \n" \ + : \ + : "r" (x)); \ +} while (0) + +#define mtlo1(x) \ +do { \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " move $1, %0 \n" \ + " # mtlo $1, $ac1 \n" \ + " .word 0x00200813 \n" \ + " .set pop \n" \ + : \ + : "r" (x)); \ +} while (0) + +#define mtlo2(x) \ +do { \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " move $1, %0 \n" \ + " # mtlo $1, $ac2 \n" \ + " .word 0x00201013 \n" \ + " .set pop \n" \ + : \ + : "r" (x)); \ +} while (0) + +#define mtlo3(x) \ +do { \ + __asm__ __volatile__( \ + " .set push \n" \ + " .set noat \n" \ + " move $1, %0 \n" \ + " # mtlo $1, $ac3 \n" \ + " .word 0x00201813 \n" \ + " .set pop \n" \ + : \ + : "r" (x)); \ +} while (0) + +#endif + /* * TLB operations. * |