[PATCH 07/12 v4-draft] MIPS: update mipsregs.h for barebox
Antony Pavlov
antonynpavlov at gmail.com
Tue Jul 5 05:52:44 EDT 2011
Signed-off-by: Antony Pavlov <antonynpavlov at gmail.com>
---
arch/mips/include/asm/mipsregs.h | 677 --------------------------------------
1 files changed, 0 insertions(+), 677 deletions(-)
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index 6a6f8a8..f3d1ae2 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -13,10 +13,6 @@
#ifndef _ASM_MIPSREGS_H
#define _ASM_MIPSREGS_H
-#include <linux/linkage.h>
-#include <asm/hazards.h>
-#include <asm/war.h>
-
/*
* The following macros are especially useful for __asm__
* inline assembler.
@@ -174,7 +170,6 @@
#define FPU_CSR_RU 0x2 /* towards +Infinity */
#define FPU_CSR_RD 0x3 /* towards -Infinity */
-
/*
* Values for PageMask register
*/
@@ -211,85 +206,6 @@
#endif
/*
- * Default page size for a given kernel configuration
- */
-#ifdef CONFIG_PAGE_SIZE_4KB
-#define PM_DEFAULT_MASK PM_4K
-#elif defined(CONFIG_PAGE_SIZE_8KB)
-#define PM_DEFAULT_MASK PM_8K
-#elif defined(CONFIG_PAGE_SIZE_16KB)
-#define PM_DEFAULT_MASK PM_16K
-#elif defined(CONFIG_PAGE_SIZE_32KB)
-#define PM_DEFAULT_MASK PM_32K
-#elif defined(CONFIG_PAGE_SIZE_64KB)
-#define PM_DEFAULT_MASK PM_64K
-#else
-#error Bad page size configuration!
-#endif
-
-/*
- * Default huge tlb size for a given kernel configuration
- */
-#ifdef CONFIG_PAGE_SIZE_4KB
-#define PM_HUGE_MASK PM_1M
-#elif defined(CONFIG_PAGE_SIZE_8KB)
-#define PM_HUGE_MASK PM_4M
-#elif defined(CONFIG_PAGE_SIZE_16KB)
-#define PM_HUGE_MASK PM_16M
-#elif defined(CONFIG_PAGE_SIZE_32KB)
-#define PM_HUGE_MASK PM_64M
-#elif defined(CONFIG_PAGE_SIZE_64KB)
-#define PM_HUGE_MASK PM_256M
-#elif defined(CONFIG_HUGETLB_PAGE)
-#error Bad page size configuration for hugetlbfs!
-#endif
-
-/*
- * Values used for computation of new tlb entries
- */
-#define PL_4K 12
-#define PL_16K 14
-#define PL_64K 16
-#define PL_256K 18
-#define PL_1M 20
-#define PL_4M 22
-#define PL_16M 24
-#define PL_64M 26
-#define PL_256M 28
-
-/*
- * PageGrain bits
- */
-#define PG_RIE (_ULCAST_(1) << 31)
-#define PG_XIE (_ULCAST_(1) << 30)
-#define PG_ELPA (_ULCAST_(1) << 29)
-#define PG_ESP (_ULCAST_(1) << 28)
-
-/*
- * R4x00 interrupt enable / cause bits
- */
-#define IE_SW0 (_ULCAST_(1) << 8)
-#define IE_SW1 (_ULCAST_(1) << 9)
-#define IE_IRQ0 (_ULCAST_(1) << 10)
-#define IE_IRQ1 (_ULCAST_(1) << 11)
-#define IE_IRQ2 (_ULCAST_(1) << 12)
-#define IE_IRQ3 (_ULCAST_(1) << 13)
-#define IE_IRQ4 (_ULCAST_(1) << 14)
-#define IE_IRQ5 (_ULCAST_(1) << 15)
-
-/*
- * R4x00 interrupt cause bits
- */
-#define C_SW0 (_ULCAST_(1) << 8)
-#define C_SW1 (_ULCAST_(1) << 9)
-#define C_IRQ0 (_ULCAST_(1) << 10)
-#define C_IRQ1 (_ULCAST_(1) << 11)
-#define C_IRQ2 (_ULCAST_(1) << 12)
-#define C_IRQ3 (_ULCAST_(1) << 13)
-#define C_IRQ4 (_ULCAST_(1) << 14)
-#define C_IRQ5 (_ULCAST_(1) << 15)
-
-/*
* Bitfields in the R4xx0 cp0 status register
*/
#define ST0_IE 0x00000001
@@ -615,52 +531,6 @@
#ifndef __ASSEMBLY__
/*
- * 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, %1" \
- : "=r" (__res) \
- : "i" (counter)); \
- \
- __res; \
-})
-
-#define write_r10k_perf_cntr(counter,val) \
-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) \
-do { \
- __asm__ __volatile__( \
- "mtps\t%0, %1" \
- : \
- : "r" (val), "i" (counter)); \
-} while (0)
-
-
-/*
* Macros to access the system control coprocessor
*/
@@ -1068,26 +938,6 @@ do { \
#define read_c0_ebase() __read_32bit_c0_register($15, 1)
#define write_c0_ebase(val) __write_32bit_c0_register($15, 1, val)
-
-/* Cavium OCTEON (cnMIPS) */
-#define read_c0_cvmcount() __read_ulong_c0_register($9, 6)
-#define write_c0_cvmcount(val) __write_ulong_c0_register($9, 6, val)
-
-#define read_c0_cvmctl() __read_64bit_c0_register($9, 7)
-#define write_c0_cvmctl(val) __write_64bit_c0_register($9, 7, val)
-
-#define read_c0_cvmmemctl() __read_64bit_c0_register($11, 7)
-#define write_c0_cvmmemctl(val) __write_64bit_c0_register($11, 7, val)
-/*
- * The cacheerr registers are not standardized. On OCTEON, they are
- * 64 bits wide.
- */
-#define read_octeon_c0_icacheerr() __read_64bit_c0_register($27, 0)
-#define write_octeon_c0_icacheerr(val) __write_64bit_c0_register($27, 0, val)
-
-#define read_octeon_c0_dcacheerr() __read_64bit_c0_register($27, 1)
-#define write_octeon_c0_dcacheerr(val) __write_64bit_c0_register($27, 1, val)
-
/* BMIPS3300 */
#define read_c0_brcm_config_0() __read_32bit_c0_register($22, 0)
#define write_c0_brcm_config_0(val) __write_32bit_c0_register($22, 0, val)
@@ -1133,533 +983,6 @@ do { \
#define read_c0_brcm_sleepcount() __read_32bit_c0_register($22, 7)
#define write_c0_brcm_sleepcount(val) __write_32bit_c0_register($22, 7, val)
-/*
- * Macros to access the floating point coprocessor control registers
- */
-#define read_32bit_cp1_register(source) \
-({ int __res; \
- __asm__ __volatile__( \
- ".set\tpush\n\t" \
- ".set\treorder\n\t" \
- /* gas fails to assemble cfc1 for some archs (octeon).*/ \
- ".set\tmips1\n\t" \
- "cfc1\t%0,"STR(source)"\n\t" \
- ".set\tpop" \
- : "=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.
- *
- * It is responsibility of the caller to take care of any TLB hazards.
- */
-static inline void tlb_probe(void)
-{
- __asm__ __volatile__(
- ".set noreorder\n\t"
- "tlbp\n\t"
- ".set reorder");
-}
-
-static inline void tlb_read(void)
-{
-#if MIPS34K_MISSED_ITLB_WAR
- int res = 0;
-
- __asm__ __volatile__(
- " .set push \n"
- " .set noreorder \n"
- " .set noat \n"
- " .set mips32r2 \n"
- " .word 0x41610001 # dvpe $1 \n"
- " move %0, $1 \n"
- " ehb \n"
- " .set pop \n"
- : "=r" (res));
-
- instruction_hazard();
-#endif
-
- __asm__ __volatile__(
- ".set noreorder\n\t"
- "tlbr\n\t"
- ".set reorder");
-
-#if MIPS34K_MISSED_ITLB_WAR
- if ((res & _ULCAST_(1)))
- __asm__ __volatile__(
- " .set push \n"
- " .set noreorder \n"
- " .set noat \n"
- " .set mips32r2 \n"
- " .word 0x41600021 # evpe \n"
- " ehb \n"
- " .set pop \n");
-#endif
-}
-
-static inline void tlb_write_indexed(void)
-{
- __asm__ __volatile__(
- ".set noreorder\n\t"
- "tlbwi\n\t"
- ".set reorder");
-}
-
-static inline void tlb_write_random(void)
-{
- __asm__ __volatile__(
- ".set noreorder\n\t"
- "tlbwr\n\t"
- ".set reorder");
-}
-
-/*
- * Manipulate bits in a c0 register.
- */
-#ifndef CONFIG_MIPS_MT_SMTC
-/*
- * SMTC Linux requires shutting-down microthread scheduling
- * during CP0 register read-modify-write sequences.
- */
-#define __BUILD_SET_C0(name) \
-static inline unsigned int \
-set_c0_##name(unsigned int set) \
-{ \
- unsigned int res, new; \
- \
- res = read_c0_##name(); \
- new = res | set; \
- write_c0_##name(new); \
- \
- return res; \
-} \
- \
-static inline unsigned int \
-clear_c0_##name(unsigned int clear) \
-{ \
- unsigned int res, new; \
- \
- res = read_c0_##name(); \
- new = res & ~clear; \
- write_c0_##name(new); \
- \
- return res; \
-} \
- \
-static inline unsigned int \
-change_c0_##name(unsigned int change, unsigned int val) \
-{ \
- unsigned int res, new; \
- \
- res = read_c0_##name(); \
- new = res & ~change; \
- new |= (val & change); \
- write_c0_##name(new); \
- \
- return res; \
-}
-
-#else /* SMTC versions that manage MT scheduling */
-
-#include <linux/irqflags.h>
-
-/*
- * This is a duplicate of dmt() in mipsmtregs.h to avoid problems with
- * header file recursion.
- */
-static inline unsigned int __dmt(void)
-{
- int res;
-
- __asm__ __volatile__(
- " .set push \n"
- " .set mips32r2 \n"
- " .set noat \n"
- " .word 0x41610BC1 # dmt $1 \n"
- " ehb \n"
- " move %0, $1 \n"
- " .set pop \n"
- : "=r" (res));
-
- instruction_hazard();
-
- return res;
-}
-
-#define __VPECONTROL_TE_SHIFT 15
-#define __VPECONTROL_TE (1UL << __VPECONTROL_TE_SHIFT)
-
-#define __EMT_ENABLE __VPECONTROL_TE
-
-static inline void __emt(unsigned int previous)
-{
- if ((previous & __EMT_ENABLE))
- __asm__ __volatile__(
- " .set mips32r2 \n"
- " .word 0x41600be1 # emt \n"
- " ehb \n"
- " .set mips0 \n");
-}
-
-static inline void __ehb(void)
-{
- __asm__ __volatile__(
- " .set mips32r2 \n"
- " ehb \n" " .set mips0 \n");
-}
-
-/*
- * Note that local_irq_save/restore affect TC-specific IXMT state,
- * not Status.IE as in non-SMTC kernel.
- */
-
-#define __BUILD_SET_C0(name) \
-static inline unsigned int \
-set_c0_##name(unsigned int set) \
-{ \
- unsigned int res; \
- unsigned int new; \
- unsigned int omt; \
- unsigned long flags; \
- \
- local_irq_save(flags); \
- omt = __dmt(); \
- res = read_c0_##name(); \
- new = res | set; \
- write_c0_##name(new); \
- __emt(omt); \
- local_irq_restore(flags); \
- \
- return res; \
-} \
- \
-static inline unsigned int \
-clear_c0_##name(unsigned int clear) \
-{ \
- unsigned int res; \
- unsigned int new; \
- unsigned int omt; \
- unsigned long flags; \
- \
- local_irq_save(flags); \
- omt = __dmt(); \
- res = read_c0_##name(); \
- new = res & ~clear; \
- write_c0_##name(new); \
- __emt(omt); \
- local_irq_restore(flags); \
- \
- return res; \
-} \
- \
-static inline unsigned int \
-change_c0_##name(unsigned int change, unsigned int newbits) \
-{ \
- unsigned int res; \
- unsigned int new; \
- unsigned int omt; \
- unsigned long flags; \
- \
- local_irq_save(flags); \
- \
- omt = __dmt(); \
- res = read_c0_##name(); \
- new = res & ~change; \
- new |= (newbits & change); \
- write_c0_##name(new); \
- __emt(omt); \
- local_irq_restore(flags); \
- \
- return res; \
-}
-#endif
-
-__BUILD_SET_C0(status)
-__BUILD_SET_C0(cause)
-__BUILD_SET_C0(config)
-__BUILD_SET_C0(intcontrol)
-__BUILD_SET_C0(intctl)
-__BUILD_SET_C0(srsmap)
-
#endif /* !__ASSEMBLY__ */
#endif /* _ASM_MIPSREGS_H */
--
1.7.5.4
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