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epirawread OK (#390) 

* epirawread OK

* Made tharo's suggestions
This commit is contained in:
kyleburnette 2021-11-03 08:44:05 -07:00 committed by GitHub
parent 5e7c19ce29
commit de6ef350c5
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1 changed files with 55 additions and 1 deletions
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56
src/libultra/io/epirawread.c
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@ -1,3 +1,57 @@
#include "global.h"
#pragma GLOBAL_ASM("asm/non_matchings/boot/epirawread/__osEPiRawReadIo.s")
s32 __osEPiRawReadIo(OSPiHandle* handle, u32 devAddr, u32* data) {
s32 status;
OSPiHandle* curHandle;
while (status = HW_REG(PI_STATUS_REG, u32), status & (PI_STATUS_BUSY | PI_STATUS_IOBUSY)) {
;
}
if (__osCurrentHandle[handle->domain]->type != handle->type) {
curHandle = __osCurrentHandle[handle->domain];
if (handle->domain == 0) {
if (curHandle->latency != handle->latency) {
HW_REG(PI_BSD_DOM1_LAT_REG, u32) = handle->latency;
}
if (curHandle->pageSize != handle->pageSize) {
HW_REG(PI_BSD_DOM1_PGS_REG, u32) = handle->pageSize;
}
if (curHandle->relDuration != handle->relDuration) {
HW_REG(PI_BSD_DOM1_RLS_REG, u32) = handle->relDuration;
}
if (curHandle->pulse != handle->pulse) {
HW_REG(PI_BSD_DOM1_PWD_REG, u32) = handle->pulse;
}
} else {
if (curHandle->latency != handle->latency) {
HW_REG(PI_BSD_DOM2_LAT_REG, u32) = handle->latency;
}
if (curHandle->pageSize != handle->pageSize) {
HW_REG(PI_BSD_DOM2_PGS_REG, u32) = handle->pageSize;
}
if (curHandle->relDuration != handle->relDuration) {
HW_REG(PI_BSD_DOM2_RLS_REG, u32) = handle->relDuration;
}
if (curHandle->pulse != handle->pulse) {
HW_REG(PI_BSD_DOM2_PWD_REG, u32) = handle->pulse;
}
}
curHandle->type = handle->type;
curHandle->latency = handle->latency;
curHandle->pageSize = handle->pageSize;
curHandle->relDuration = handle->relDuration;
curHandle->pulse = handle->pulse;
}
*data = HW_REG(handle->baseAddress | devAddr, u32);
return 0;
}