* Modified for further R[236]000 support by Paul M. Antoine, 1996.
* Kevin D. Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com
* Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved.
- * Copyright (C) 2003 Maciej W. Rozycki
+ * Copyright (C) 2003, 2004 Maciej W. Rozycki
*/
#ifndef _ASM_MIPSREGS_H
#define _ASM_MIPSREGS_H
#define CP0_S1_DERRADDR1 $27
#define CP0_S1_INTCONTROL $20
+/*
+ * Coprocessor 0 Set 2 register names
+ */
+#define CP0_S2_SRSCTL $12 /* MIPSR2 */
+
+/*
+ * Coprocessor 0 Set 3 register names
+ */
+#define CP0_S3_SRSMAP $12 /* MIPSR2 */
+
/*
* TX39 Series
*/
#define ST0_IL (_ULCAST_(1) << 23)
#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 R5K_CONF_SE (_ULCAST_(1) << 12)
#define R5K_CONF_SS (_ULCAST_(3) << 20)
+/* Bits specific to the RM7000. */
+#define RM7K_CONF_SE (_ULCAST_(1) << 3)
+#define RM7K_CONF_TE (_ULCAST_(1) << 12)
+#define RM7K_CONF_CLK (_ULCAST_(1) << 16)
+#define RM7K_CONF_TC (_ULCAST_(1) << 17)
+#define RM7K_CONF_SI (_ULCAST_(3) << 20)
+#define RM7K_CONF_SC (_ULCAST_(1) << 31)
+
/* Bits specific to the R10000. */
#define R10K_CONF_DN (_ULCAST_(3) << 3)
#define R10K_CONF_CT (_ULCAST_(1) << 5)
#define MIPS_CONF_AT (_ULCAST_(3) << 13)
#define MIPS_CONF_M (_ULCAST_(1) << 31)
+/*
+ * Bits in the MIPS32/64 PRA coprocessor 0 config registers 1 and above.
+ */
+#define MIPS_CONF1_FP (_ULCAST_(1) << 0)
+#define MIPS_CONF1_EP (_ULCAST_(1) << 1)
+#define MIPS_CONF1_CA (_ULCAST_(1) << 2)
+#define MIPS_CONF1_WR (_ULCAST_(1) << 3)
+#define MIPS_CONF1_PC (_ULCAST_(1) << 4)
+#define MIPS_CONF1_MD (_ULCAST_(1) << 5)
+#define MIPS_CONF1_C2 (_ULCAST_(1) << 6)
+#define MIPS_CONF1_DA (_ULCAST_(7) << 7)
+#define MIPS_CONF1_DL (_ULCAST_(7) << 10)
+#define MIPS_CONF1_DS (_ULCAST_(7) << 13)
+#define MIPS_CONF1_IA (_ULCAST_(7) << 16)
+#define MIPS_CONF1_IL (_ULCAST_(7) << 19)
+#define MIPS_CONF1_IS (_ULCAST_(7) << 22)
+#define MIPS_CONF1_TLBS (_ULCAST_(63)<< 25)
+
+#define MIPS_CONF2_SA (_ULCAST_(15)<< 0)
+#define MIPS_CONF2_SL (_ULCAST_(15)<< 4)
+#define MIPS_CONF2_SS (_ULCAST_(15)<< 8)
+#define MIPS_CONF2_SU (_ULCAST_(15)<< 12)
+#define MIPS_CONF2_TA (_ULCAST_(15)<< 16)
+#define MIPS_CONF2_TL (_ULCAST_(15)<< 20)
+#define MIPS_CONF2_TS (_ULCAST_(15)<< 24)
+#define MIPS_CONF2_TU (_ULCAST_(7) << 28)
+
+#define MIPS_CONF3_TL (_ULCAST_(1) << 0)
+#define MIPS_CONF3_SM (_ULCAST_(1) << 1)
+#define MIPS_CONF3_MT (_ULCAST_(1) << 2)
+#define MIPS_CONF3_SP (_ULCAST_(1) << 4)
+#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.
+ */
+#define MIPS_FPIR_S (_ULCAST_(1) << 16)
+#define MIPS_FPIR_D (_ULCAST_(1) << 17)
+#define MIPS_FPIR_PS (_ULCAST_(1) << 18)
+#define MIPS_FPIR_3D (_ULCAST_(1) << 19)
+#define MIPS_FPIR_W (_ULCAST_(1) << 20)
+#define MIPS_FPIR_L (_ULCAST_(1) << 21)
+#define MIPS_FPIR_F64 (_ULCAST_(1) << 22)
+
/*
* R10000 performance counter definitions.
*
#ifndef __ASSEMBLY__
/*
- * Functions to access the r10k performance counter and control registers
+ * Functions to access the R10000 performance counters. These are basically
+ * mfc0 and mtc0 instructions from and to coprocessor register with a 5-bit
+ * performance counter number encoded into bits 1 ... 5 of the instruction.
+ * Only performance counters 0 to 1 actually exist, so for a non-R10000 aware
+ * disassembler these will look like an access to sel 0 or 1.
*/
-#define read_r10k_perf_cntr(counter) \
-({ unsigned int __res; \
- __asm__ __volatile__( \
- "mfpc\t%0, "STR(counter) \
- : "=r" (__res)); \
- __res;})
+#define read_r10k_perf_cntr(counter) \
+({ \
+ unsigned int __res; \
+ __asm__ __volatile__( \
+ "mfpc\t%0, %1" \
+ : "=r" (__res) \
+ : "i" (counter)); \
+ \
+ __res; \
+})
#define write_r10k_perf_cntr(counter,val) \
- __asm__ __volatile__( \
- "mtpc\t%0, "STR(counter) \
- : : "r" (val));
-
-#define read_r10k_perf_cntl(counter) \
-({ unsigned int __res; \
- __asm__ __volatile__( \
- "mfps\t%0, "STR(counter) \
- : "=r" (__res)); \
- __res;})
+do { \
+ __asm__ __volatile__( \
+ "mtpc\t%0, %1" \
+ : \
+ : "r" (val), "i" (counter)); \
+} while (0)
+
+#define read_r10k_perf_event(counter) \
+({ \
+ unsigned int __res; \
+ __asm__ __volatile__( \
+ "mfps\t%0, %1" \
+ : "=r" (__res) \
+ : "i" (counter)); \
+ \
+ __res; \
+})
#define write_r10k_perf_cntl(counter,val) \
- __asm__ __volatile__( \
- "mtps\t%0, "STR(counter) \
- : : "r" (val));
+do { \
+ __asm__ __volatile__( \
+ "mtps\t%0, %1" \
+ : \
+ : "r" (val), "i" (counter)); \
+} while (0)
+
/*
* Macros to access the system control coprocessor
})
#define __read_64bit_c0_register(source, sel) \
-({ unsigned long __res; \
- if (sel == 0) \
+({ unsigned long long __res; \
+ if (sizeof(unsigned long) == 4) \
+ __res = __read_64bit_c0_split(source, sel); \
+ else if (sel == 0) \
__asm__ __volatile__( \
".set\tmips3\n\t" \
"dmfc0\t%0, " #source "\n\t" \
if (sel == 0) \
__asm__ __volatile__( \
"mtc0\t%z0, " #register "\n\t" \
- : : "Jr" ((unsigned int)value)); \
+ : : "Jr" ((unsigned int)(value))); \
else \
__asm__ __volatile__( \
".set\tmips32\n\t" \
"mtc0\t%z0, " #register ", " #sel "\n\t" \
".set\tmips0" \
- : : "Jr" ((unsigned int)value)); \
+ : : "Jr" ((unsigned int)(value))); \
} while (0)
#define __write_64bit_c0_register(register, sel, value) \
do { \
- if (sel == 0) \
+ if (sizeof(unsigned long) == 4) \
+ __write_64bit_c0_split(register, sel, value); \
+ else if (sel == 0) \
__asm__ __volatile__( \
".set\tmips3\n\t" \
"dmtc0\t%z0, " #register "\n\t" \
#define __read_ulong_c0_register(reg, sel) \
((sizeof(unsigned long) == 4) ? \
- __read_32bit_c0_register(reg, sel) : \
- __read_64bit_c0_register(reg, sel))
+ (unsigned long) __read_32bit_c0_register(reg, sel) : \
+ (unsigned long) __read_64bit_c0_register(reg, sel))
#define __write_ulong_c0_register(reg, sel, val) \
do { \
do { \
__asm__ __volatile__( \
"ctc0\t%z0, " #register "\n\t" \
- : : "Jr" ((unsigned int)value)); \
+ : : "Jr" ((unsigned int)(value))); \
} while (0)
/*
#define read_c0_count() __read_32bit_c0_register($9, 0)
#define write_c0_count(val) __write_32bit_c0_register($9, 0, val)
+#define read_c0_count2() __read_32bit_c0_register($9, 6) /* pnx8550 */
+#define write_c0_count2(val) __write_32bit_c0_register($9, 6, val)
+
+#define read_c0_count3() __read_32bit_c0_register($9, 7) /* pnx8550 */
+#define write_c0_count3(val) __write_32bit_c0_register($9, 7, val)
+
#define read_c0_entryhi() __read_ulong_c0_register($10, 0)
#define write_c0_entryhi(val) __write_ulong_c0_register($10, 0, val)
#define read_c0_compare() __read_32bit_c0_register($11, 0)
#define write_c0_compare(val) __write_32bit_c0_register($11, 0, val)
+#define read_c0_compare2() __read_32bit_c0_register($11, 6) /* pnx8550 */
+#define write_c0_compare2(val) __write_32bit_c0_register($11, 6, val)
+
+#define read_c0_compare3() __read_32bit_c0_register($11, 7) /* pnx8550 */
+#define write_c0_compare3(val) __write_32bit_c0_register($11, 7, val)
+
#define read_c0_status() __read_32bit_c0_register($12, 0)
#define write_c0_status(val) __write_32bit_c0_register($12, 0, val)
#define read_c0_config1() __read_32bit_c0_register($16, 1)
#define read_c0_config2() __read_32bit_c0_register($16, 2)
#define read_c0_config3() __read_32bit_c0_register($16, 3)
+#define read_c0_config4() __read_32bit_c0_register($16, 4)
+#define read_c0_config5() __read_32bit_c0_register($16, 5)
+#define read_c0_config6() __read_32bit_c0_register($16, 6)
+#define read_c0_config7() __read_32bit_c0_register($16, 7)
#define write_c0_config(val) __write_32bit_c0_register($16, 0, val)
#define write_c0_config1(val) __write_32bit_c0_register($16, 1, val)
#define write_c0_config2(val) __write_32bit_c0_register($16, 2, val)
#define write_c0_config3(val) __write_32bit_c0_register($16, 3, val)
+#define write_c0_config4(val) __write_32bit_c0_register($16, 4, val)
+#define write_c0_config5(val) __write_32bit_c0_register($16, 5, val)
+#define write_c0_config6(val) __write_32bit_c0_register($16, 6, val)
+#define write_c0_config7(val) __write_32bit_c0_register($16, 7, val)
/*
* The WatchLo register. There may be upto 8 of them.
#define read_c0_framemask() __read_32bit_c0_register($21, 0)
#define write_c0_framemask(val) __write_32bit_c0_register($21, 0, val)
+/* RM9000 PerfControl performance counter control register */
+#define read_c0_perfcontrol() __read_32bit_c0_register($22, 0)
+#define write_c0_perfcontrol(val) __write_32bit_c0_register($22, 0, val)
+
#define read_c0_diag() __read_32bit_c0_register($22, 0)
#define write_c0_diag(val) __write_32bit_c0_register($22, 0, val)
#define read_c0_depc() __read_ulong_c0_register($24, 0)
#define write_c0_depc(val) __write_ulong_c0_register($24, 0, val)
+/*
+ * MIPS32 / MIPS64 performance counters
+ */
+#define read_c0_perfctrl0() __read_32bit_c0_register($25, 0)
+#define write_c0_perfctrl0(val) __write_32bit_c0_register($25, 0, val)
+#define read_c0_perfcntr0() __read_32bit_c0_register($25, 1)
+#define write_c0_perfcntr0(val) __write_32bit_c0_register($25, 1, val)
+#define read_c0_perfctrl1() __read_32bit_c0_register($25, 2)
+#define write_c0_perfctrl1(val) __write_32bit_c0_register($25, 2, val)
+#define read_c0_perfcntr1() __read_32bit_c0_register($25, 3)
+#define write_c0_perfcntr1(val) __write_32bit_c0_register($25, 3, val)
+#define read_c0_perfctrl2() __read_32bit_c0_register($25, 4)
+#define write_c0_perfctrl2(val) __write_32bit_c0_register($25, 4, val)
+#define read_c0_perfcntr2() __read_32bit_c0_register($25, 5)
+#define write_c0_perfcntr2(val) __write_32bit_c0_register($25, 5, val)
+#define read_c0_perfctrl3() __read_32bit_c0_register($25, 6)
+#define write_c0_perfctrl3(val) __write_32bit_c0_register($25, 6, val)
+#define read_c0_perfcntr3() __read_32bit_c0_register($25, 7)
+#define write_c0_perfcntr3(val) __write_32bit_c0_register($25, 7, val)
+
+/* RM9000 PerfCount performance counter register */
+#define read_c0_perfcount() __read_64bit_c0_register($25, 0)
+#define write_c0_perfcount(val) __write_64bit_c0_register($25, 0, val)
+
#define read_c0_ecc() __read_32bit_c0_register($26, 0)
#define write_c0_ecc(val) __write_32bit_c0_register($26, 0, val)
#define read_c0_errorepc() __read_ulong_c0_register($30, 0)
#define write_c0_errorepc(val) __write_ulong_c0_register($30, 0, val)
+/* MIPSR2 */
+#define read_c0_hwrena() __read_32bit_c0_register($7,0)
+#define write_c0_hwrena(val) __write_32bit_c0_register($7, 0, val)
+
+#define read_c0_intctl() __read_32bit_c0_register($12, 1)
+#define write_c0_intctl(val) __write_32bit_c0_register($12, 1, val)
+
+#define read_c0_srsctl() __read_32bit_c0_register($12, 2)
+#define write_c0_srsctl(val) __write_32bit_c0_register($12, 2, val)
+
+#define read_c0_srsmap() __read_32bit_c0_register($12, 3)
+#define write_c0_srsmap(val) __write_32bit_c0_register($12, 3, val)
+
+#define read_c0_ebase() __read_32bit_c0_register($15,1)
+#define write_c0_ebase(val) __write_32bit_c0_register($15, 1, val)
+
/*
* Macros to access the floating point coprocessor control registers
*/
: "=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 { \
+ __asm__ __volatile__( \
+ " .set push \n" \
+ " .set noat \n" \
+ " move $1, %0 \n" \
+ " # wrdsp $1, %x1 \n" \
+ " .word 0x7c2004f8 | (%x1 << 11) \n" \
+ " .set pop \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;})
+#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.
*
__BUILD_SET_C0(cause)
__BUILD_SET_C0(config)
__BUILD_SET_C0(intcontrol)
+__BUILD_SET_C0(intctl)
+__BUILD_SET_C0(srsmap)
#endif /* !__ASSEMBLY__ */