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#include "PR/os_internal.h"
#include "PR/rcp.h"
#include "PRinternal/osint.h"
#include "assert.h"
// Adjust line numbers to match assert
#if BUILD_VERSION < VERSION_J
#line 52
#endif
// TODO: this comes from a header
#ident "$Revision: 1.17 $"
s32 __osSpRawStartDma(s32 direction, u32 devAddr, void* dramAddr, u32 size) {
assert(((u32)devAddr & 0x7) == 0);
assert(((u32)dramAddr & 0x7) == 0);
assert(((u32)size & 0x7) == 0);
if (__osSpDeviceBusy()) {
return -1;
}
IO_WRITE(SP_MEM_ADDR_REG, devAddr);
IO_WRITE(SP_DRAM_ADDR_REG, osVirtualToPhysical(dramAddr));
if (direction == OS_READ) {
IO_WRITE(SP_WR_LEN_REG, size - 1);
} else {
IO_WRITE(SP_RD_LEN_REG, size - 1);
}
return 0;
}
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