mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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b7a370b156
subrepo: subdir: "emummc" merged: "e72e8f1c" upstream: origin: "https://github.com/m4xw/emuMMC" branch: "develop" commit: "e72e8f1c" git-subrepo: version: "0.4.0" origin: "https://github.com/ingydotnet/git-subrepo" commit: "5d6aba9"
100 lines
1.3 KiB
ArmAsm
Vendored
100 lines
1.3 KiB
ArmAsm
Vendored
/**
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* @file cache.s
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* @copyright libnx Authors
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*/
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.macro CODE_BEGIN name
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.section .text.\name, "ax", %progbits
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.global \name
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.type \name, %function
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.align 2
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.cfi_startproc
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\name:
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.endm
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.macro CODE_END
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.cfi_endproc
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.endm
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CODE_BEGIN armDCacheFlush
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add x1, x1, x0
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mrs x8, CTR_EL0
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lsr x8, x8, #16
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and x8, x8, #0xf
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mov x9, #4
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lsl x9, x9, x8
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sub x10, x9, #1
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bic x8, x0, x10
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mov x10, x1
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armDCacheFlush_L0:
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dc civac, x8
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add x8, x8, x9
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cmp x8, x10
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bcc armDCacheFlush_L0
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dsb sy
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ret
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CODE_END
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CODE_BEGIN armDCacheClean
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add x1, x1, x0
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mrs x8, CTR_EL0
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lsr x8, x8, #16
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and x8, x8, #0xf
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mov x9, #4
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lsl x9, x9, x8
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sub x10, x9, #1
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bic x8, x0, x10
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mov x10, x1
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armDCacheClean_L0:
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dc cvac, x8
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add x8, x8, x9
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cmp x8, x10
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bcc armDCacheClean_L0
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dsb sy
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ret
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CODE_END
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CODE_BEGIN armICacheInvalidate
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add x1, x1, x0
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mrs x8, CTR_EL0
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and x8, x8, #0xf
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mov x9, #4
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lsl x9, x9, x8
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sub x10, x9, #1
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bic x8, x0, x10
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mov x10, x1
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armICacheInvalidate_L0:
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ic ivau, x8
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add x8, x8, x9
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cmp x8, x10
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bcc armICacheInvalidate_L0
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dsb sy
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ret
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CODE_END
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CODE_BEGIN armDCacheZero
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add x1, x1, x0
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mrs x8, CTR_EL0
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lsr x8, x8, #16
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and x8, x8, #0xf
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mov x9, #4
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lsl x9, x9, x8
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sub x10, x9, #1
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bic x8, x0, x10
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mov x10, x1
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armDCacheZero_L0:
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dc zva, x8
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add x8, x8, x9
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cmp x8, x10
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bcc armDCacheZero_L0
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dsb sy
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ret
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CODE_END
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