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-rw-r--r--arch/mips/include/asm/mipsregs.h311
1 files changed, 125 insertions, 186 deletions
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index 2145162674b9..12b70c25906a 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -595,6 +595,8 @@
#define MIPS_CONF3_DSP2P (_ULCAST_(1) << 11)
#define MIPS_CONF3_RXI (_ULCAST_(1) << 12)
#define MIPS_CONF3_ULRI (_ULCAST_(1) << 13)
+#define MIPS_CONF3_ISA (_ULCAST_(3) << 14)
+#define MIPS_CONF3_VZ (_ULCAST_(1) << 23)
#define MIPS_CONF4_MMUSIZEEXT (_ULCAST_(255) << 0)
#define MIPS_CONF4_MMUEXTDEF (_ULCAST_(3) << 14)
@@ -1158,36 +1160,26 @@ do { \
__res; \
})
+#ifdef HAVE_AS_DSP
#define rddsp(mask) \
({ \
- unsigned int __res; \
+ unsigned int __dspctl; \
\
__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) \
+ " rddsp %0, %x1 \n" \
+ : "=r" (__dspctl) \
: "i" (mask)); \
- __res; \
+ __dspctl; \
})
#define wrdsp(val, mask) \
do { \
__asm__ __volatile__( \
- " .set push \n" \
- " .set noat \n" \
- " move $1, %0 \n" \
- " # wrdsp $1, %x1 \n" \
- " .word 0x7c2004f8 | (%x1 << 11) \n" \
- " .set pop \n" \
+ " wrdsp %0, %x1 \n" \
: \
: "r" (val), "i" (mask)); \
} 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;})
@@ -1210,230 +1202,177 @@ do { \
#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() \
+#ifdef CONFIG_CPU_MICROMIPS
+#define rddsp(mask) \
({ \
- unsigned long __treg; \
+ unsigned int __res; \
\
__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" \
+ " # rddsp $1, %x1 \n" \
+ " .hword ((0x0020067c | (%x1 << 14)) >> 16) \n" \
+ " .hword ((0x0020067c | (%x1 << 14)) & 0xffff) \n" \
+ " move %0, $1 \n" \
" .set pop \n" \
- : \
- : "r" (x)); \
-} while (0)
+ : "=r" (__res) \
+ : "i" (mask)); \
+ __res; \
+})
-#define mthi1(x) \
+#define wrdsp(val, mask) \
do { \
__asm__ __volatile__( \
" .set push \n" \
" .set noat \n" \
" move $1, %0 \n" \
- " # mthi $1, $ac1 \n" \
- " .word 0x00200811 \n" \
+ " # wrdsp $1, %x1 \n" \
+ " .hword ((0x0020167c | (%x1 << 14)) >> 16) \n" \
+ " .hword ((0x0020167c | (%x1 << 14)) & 0xffff) \n" \
" .set pop \n" \
: \
- : "r" (x)); \
+ : "r" (val), "i" (mask)); \
} while (0)
-#define mthi2(x) \
-do { \
+#define _umips_dsp_mfxxx(ins) \
+({ \
+ unsigned long __treg; \
+ \
__asm__ __volatile__( \
" .set push \n" \
" .set noat \n" \
- " move $1, %0 \n" \
- " # mthi $1, $ac2 \n" \
- " .word 0x00201011 \n" \
+ " .hword 0x0001 \n" \
+ " .hword %x1 \n" \
+ " move %0, $1 \n" \
" .set pop \n" \
- : \
- : "r" (x)); \
-} while (0)
+ : "=r" (__treg) \
+ : "i" (ins)); \
+ __treg; \
+})
-#define mthi3(x) \
+#define _umips_dsp_mtxxx(val, ins) \
do { \
__asm__ __volatile__( \
" .set push \n" \
" .set noat \n" \
" move $1, %0 \n" \
- " # mthi $1, $ac3 \n" \
- " .word 0x00201811 \n" \
+ " .hword 0x0001 \n" \
+ " .hword %x1 \n" \
" .set pop \n" \
: \
- : "r" (x)); \
+ : "r" (val), "i" (ins)); \
} while (0)
-#define mtlo0(x) \
-do { \
+#define _umips_dsp_mflo(reg) _umips_dsp_mfxxx((reg << 14) | 0x107c)
+#define _umips_dsp_mfhi(reg) _umips_dsp_mfxxx((reg << 14) | 0x007c)
+
+#define _umips_dsp_mtlo(val, reg) _umips_dsp_mtxxx(val, ((reg << 14) | 0x307c))
+#define _umips_dsp_mthi(val, reg) _umips_dsp_mtxxx(val, ((reg << 14) | 0x207c))
+
+#define mflo0() _umips_dsp_mflo(0)
+#define mflo1() _umips_dsp_mflo(1)
+#define mflo2() _umips_dsp_mflo(2)
+#define mflo3() _umips_dsp_mflo(3)
+
+#define mfhi0() _umips_dsp_mfhi(0)
+#define mfhi1() _umips_dsp_mfhi(1)
+#define mfhi2() _umips_dsp_mfhi(2)
+#define mfhi3() _umips_dsp_mfhi(3)
+
+#define mtlo0(x) _umips_dsp_mtlo(x, 0)
+#define mtlo1(x) _umips_dsp_mtlo(x, 1)
+#define mtlo2(x) _umips_dsp_mtlo(x, 2)
+#define mtlo3(x) _umips_dsp_mtlo(x, 3)
+
+#define mthi0(x) _umips_dsp_mthi(x, 0)
+#define mthi1(x) _umips_dsp_mthi(x, 1)
+#define mthi2(x) _umips_dsp_mthi(x, 2)
+#define mthi3(x) _umips_dsp_mthi(x, 3)
+
+#else /* !CONFIG_CPU_MICROMIPS */
+#define rddsp(mask) \
+({ \
+ unsigned int __res; \
+ \
__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)
+ " .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 mtlo1(x) \
+#define wrdsp(val, mask) \
do { \
__asm__ __volatile__( \
" .set push \n" \
" .set noat \n" \
" move $1, %0 \n" \
- " # mtlo $1, $ac1 \n" \
- " .word 0x00200813 \n" \
+ " # wrdsp $1, %x1 \n" \
+ " .word 0x7c2004f8 | (%x1 << 11) \n" \
" .set pop \n" \
- : \
- : "r" (x)); \
+ : \
+ : "r" (val), "i" (mask)); \
} while (0)
-#define mtlo2(x) \
-do { \
+#define _dsp_mfxxx(ins) \
+({ \
+ unsigned long __treg; \
+ \
__asm__ __volatile__( \
" .set push \n" \
" .set noat \n" \
- " move $1, %0 \n" \
- " # mtlo $1, $ac2 \n" \
- " .word 0x00201013 \n" \
+ " .word (0x00000810 | %1) \n" \
+ " move %0, $1 \n" \
" .set pop \n" \
- : \
- : "r" (x)); \
-} while (0)
+ : "=r" (__treg) \
+ : "i" (ins)); \
+ __treg; \
+})
-#define mtlo3(x) \
+#define _dsp_mtxxx(val, ins) \
do { \
__asm__ __volatile__( \
" .set push \n" \
" .set noat \n" \
" move $1, %0 \n" \
- " # mtlo $1, $ac3 \n" \
- " .word 0x00201813 \n" \
+ " .word (0x00200011 | %1) \n" \
" .set pop \n" \
: \
- : "r" (x)); \
+ : "r" (val), "i" (ins)); \
} while (0)
+#define _dsp_mflo(reg) _dsp_mfxxx((reg << 21) | 0x0002)
+#define _dsp_mfhi(reg) _dsp_mfxxx((reg << 21) | 0x0000)
+
+#define _dsp_mtlo(val, reg) _dsp_mtxxx(val, ((reg << 11) | 0x0002))
+#define _dsp_mthi(val, reg) _dsp_mtxxx(val, ((reg << 11) | 0x0000))
+
+#define mflo0() _dsp_mflo(0)
+#define mflo1() _dsp_mflo(1)
+#define mflo2() _dsp_mflo(2)
+#define mflo3() _dsp_mflo(3)
+
+#define mfhi0() _dsp_mfhi(0)
+#define mfhi1() _dsp_mfhi(1)
+#define mfhi2() _dsp_mfhi(2)
+#define mfhi3() _dsp_mfhi(3)
+
+#define mtlo0(x) _dsp_mtlo(x, 0)
+#define mtlo1(x) _dsp_mtlo(x, 1)
+#define mtlo2(x) _dsp_mtlo(x, 2)
+#define mtlo3(x) _dsp_mtlo(x, 3)
+
+#define mthi0(x) _dsp_mthi(x, 0)
+#define mthi1(x) _dsp_mthi(x, 1)
+#define mthi2(x) _dsp_mthi(x, 2)
+#define mthi3(x) _dsp_mthi(x, 3)
+
+#endif /* CONFIG_CPU_MICROMIPS */
#endif
/*
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.