mirror of
https://github.com/d0k3/GodMode9.git
synced 2025-06-26 13:42:47 +00:00
987b820c4a
- moved I2C code to the ARM11 (with an ugly hack that MUST be fixed) - reworked the PXI protocol to have lower latencies and remove any potential async support
103 lines
2.1 KiB
C
103 lines
2.1 KiB
C
#pragma once
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#include "types.h"
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static inline void
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cpu_membarrier(void) {
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__asm__ __volatile__("mcr p15, 0, %0, c7, c10, 4\n\t"
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:: "r"(0) : "memory");
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}
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static inline void
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cpu_invalidate_ic(void) {
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__asm__ __volatile__("mcr p15, 0, %0, c7, c5, 0\n\t"
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:: "r"(0) : "memory");
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}
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static inline void
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cpu_invalidate_ic_range(void *base, u32 len) {
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u32 addr = (u32)base & ~0x1F;
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len >>= 5;
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do {
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__asm__ __volatile__("mcr p15, 0, %0, c7, c5, 1\n\t"
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:: "r"(addr) : "memory");
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addr += 0x20;
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} while(len--);
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}
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static inline void
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cpu_invalidate_dc(void) {
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__asm__ __volatile__("mcr p15, 0, %0, c7, c6, 0\n\t"
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:: "r"(0) : "memory");
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}
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static inline void
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cpu_invalidate_dc_range(void *base, u32 len) {
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u32 addr = (u32)base & ~0x1F;
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len >>= 5;
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do {
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__asm__ __volatile__("mcr p15, 0, %0, c7, c6, 1"
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:: "r"(addr) : "memory");
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addr += 0x20;
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} while(len--);
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}
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static inline void
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cpu_writeback_dc(void) {
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u32 seg = 0, ind;
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do {
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ind = 0;
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do {
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__asm__ __volatile__("mcr p15, 0, %0, c7, c10, 2\n\t"
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:: "r"(seg | ind) : "memory");
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ind += 0x20;
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} while(ind < 0x400);
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seg += 0x40000000;
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} while(seg != 0);
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}
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static inline
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void cpu_writeback_dc_range(void *base, u32 len) {
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u32 addr = (u32)base & ~0x1F;
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len >>= 5;
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do {
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__asm__ __volatile__("mcr p15, 0, %0, c7, c10, 1"
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:: "r"(addr) : "memory");
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addr += 0x20;
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} while(len--);
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}
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static inline
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void cpu_writeback_invalidate_dc(void) {
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u32 seg = 0, ind;
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do {
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ind = 0;
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do {
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__asm__ __volatile__("mcr p15, 0, %0, c7, c14, 2\n\t"
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:: "r"(seg | ind) : "memory");
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ind += 0x20;
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} while(ind < 0x400);
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seg += 0x40000000;
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} while(seg != 0);
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}
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static inline
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void cpu_writeback_invalidate_dc_range(void *base, u32 len) {
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u32 addr = (u32)base & ~0x1F;
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len >>= 5;
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do {
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__asm__ __volatile__("mcr p15, 0, %0, c7, c14, 1"
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:: "r"(addr) : "memory");
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addr += 0x20;
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} while(len--);
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}
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