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| author | Treeki <treeki@gmail.com> | 2011-03-12 23:17:12 +0100 |
|---|---|---|
| committer | Treeki <treeki@gmail.com> | 2011-03-12 23:17:12 +0100 |
| commit | 7d4e4c0b34a613dd3c0220475ae4e448197522c1 (patch) | |
| tree | 4f5cee367de3fdef4f9a7c84af59ffe76a2bb1c3 /include/rvl/OSCache.h | |
| download | kamek-7d4e4c0b34a613dd3c0220475ae4e448197522c1.tar.gz kamek-7d4e4c0b34a613dd3c0220475ae4e448197522c1.zip | |
initial commit. now I can start playing with stuff!
Diffstat (limited to 'include/rvl/OSCache.h')
| -rwxr-xr-x | include/rvl/OSCache.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/include/rvl/OSCache.h b/include/rvl/OSCache.h new file mode 100755 index 0000000..0957139 --- /dev/null +++ b/include/rvl/OSCache.h @@ -0,0 +1,61 @@ +/*
+ This header file defines the most common high level cache operations.
+ For finer grain control over the caches, use OSDC.h, OSIC.h, and OSLC.h
+ for data cache, instruction cache, and locked cache routines respectively.
+ */
+
+#ifndef __OSCACHE_H__
+#define __OSCACHE_H__
+
+/*#include <revolution/types.h>
+#include <revolution/os/OSDC.h>
+#include <revolution/os/OSIC.h>
+#include <revolution/os/OSL2.h>
+#include <revolution/os/OSLC.h>*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*---------------------------------------------------------------------------*
+ L1 Data Cache Operations
+ *---------------------------------------------------------------------------*/
+
+void DCInvalidateRange ( void* addr, u32 nBytes );
+void DCFlushRange ( void* addr, u32 nBytes );
+void DCStoreRange ( void* addr, u32 nBytes );
+void DCFlushRangeNoSync ( void* addr, u32 nBytes );
+void DCStoreRangeNoSync ( void* addr, u32 nBytes );
+void DCZeroRange ( void* addr, u32 nBytes );
+void DCTouchRange ( void* addr, u32 nBytes );
+
+/*---------------------------------------------------------------------------*
+ L1 Instruction Cache Operations
+ *---------------------------------------------------------------------------*/
+
+void ICInvalidateRange ( void* addr, u32 nBytes );
+
+/*---------------------------------------------------------------------------*
+ Locked Cache Operations
+ *---------------------------------------------------------------------------*/
+// 0xEnnn nnnn addresses will be mapped in by LCEnable (DBAT3 will be used)
+#define LC_BASE_PREFIX 0xE000
+#define LC_BASE (LC_BASE_PREFIX << 16)
+
+void LCEnable ( void );
+void LCDisable ( void );
+void LCLoadBlocks ( void* destTag, void* srcAddr, u32 numBlocks );
+void LCStoreBlocks ( void* destAddr, void* srcTag, u32 numBlocks );
+u32 LCLoadData ( void* destAddr, void* srcAddr, u32 nBytes );
+u32 LCStoreData ( void* destAddr, void* srcAddr, u32 nBytes );
+u32 LCQueueLength ( void );
+void LCQueueWait ( u32 len );
+void LCFlushQueue ( void );
+
+#define LCGetBase() ((void*)LC_BASE)
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // __OSCACHE_H__
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