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55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
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#include <global.h>
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#include <ultra64/hardware.h>
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s32 __osEPiRawWriteIo(OSPiHandle* handle, u32 devAddr, u32 data)
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{
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s32 status;
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OSPiHandle* curHandle;
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while (status = HW_REG(PI_STATUS_REG, u32), status & (PI_STATUS_BUSY | PI_STATUS_IOBUSY | PI_STATUS_ERROR))
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;
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if (__osCurrentHandle[handle->domain]->type != handle->type)
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{
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curHandle = __osCurrentHandle[handle->domain];
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if (handle->domain == 0)
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{
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if (curHandle->latency != handle->latency)
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HW_REG(PI_BSD_DOM1_LAT_REG, u32) = handle->latency;
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if (curHandle->pageSize != handle->pageSize)
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HW_REG(PI_BSD_DOM1_PGS_REG, u32) = handle->pageSize;
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if (curHandle->relDuration != handle->relDuration)
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HW_REG(PI_BSD_DOM1_RLS_REG, u32) = handle->relDuration;
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if (curHandle->pulse != handle->pulse)
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HW_REG(PI_BSD_DOM1_PWD_REG, u32) = handle->pulse;
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}
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else
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{
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if (curHandle->latency != handle->latency)
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HW_REG(PI_BSD_DOM2_LAT_REG, u32) = handle->latency;
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if (curHandle->pageSize != handle->pageSize)
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HW_REG(PI_BSD_DOM2_PGS_REG, u32) = handle->pageSize;
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if (curHandle->relDuration != handle->relDuration)
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HW_REG(PI_BSD_DOM2_RLS_REG, u32) = handle->relDuration;
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if (curHandle->pulse != handle->pulse)
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HW_REG(PI_BSD_DOM2_PWD_REG, u32) = handle->pulse;
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}
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curHandle->type = handle->type;
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curHandle->latency = handle->latency;
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curHandle->pageSize = handle->pageSize;
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curHandle->relDuration = handle->relDuration;
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curHandle->pulse = handle->pulse;
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}
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HW_REG(handle->baseAddress | devAddr, u32) = data;
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return 0;
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}
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