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62 lines
1.0 KiB
ArmAsm
62 lines
1.0 KiB
ArmAsm
/*
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mini - a Free Software replacement for the Nintendo/BroadOn IOS.
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memory management, MMU, caches, and flushing
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Copyright (C) 2008, 2009 Hector Martin "marcan" <marcan@marcansoft.com>
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# This code is licensed to you under the terms of the GNU GPL, version 2;
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# see file COPYING or http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
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*/
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.arm
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.globl _dc_inval_entries
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.globl _dc_flush_entries
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.globl _dc_flush
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.globl _dc_inval
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.globl _ic_inval
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.globl _drain_write_buffer
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.globl _tlb_inval
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.text
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_dc_inval_entries:
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mcr p15, 0, r0, c7, c6, 1
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add r0, #0x20
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subs r1, #1
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bne _dc_inval_entries
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bx lr
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_dc_flush_entries:
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mcr p15, 0, r0, c7, c10, 1
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add r0, #0x20
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subs r1, #1
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bne _dc_flush_entries
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bx lr
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_dc_flush:
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mrc p15, 0, pc, c7, c10, 3
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bne _dc_flush
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bx lr
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_dc_inval:
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mov r0, #0
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mcr p15, 0, r0, c7, c6, 0
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bx lr
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_ic_inval:
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mov r0, #0
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mcr p15, 0, r0, c7, c5, 0
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bx lr
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_drain_write_buffer:
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mov r0, #0
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mcr p15, 0, r0, c7, c10, 4
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bx lr
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_tlb_inval:
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mov r0, #0
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mcr p15, 0, r0, c8, c7
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bx lr
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