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#include "PR/os_internal.h"
#include "PR/rcp.h"
#include "PR/controller.h"
#include "siint.h"
void __osPackEepWriteData(u8 address, u8* buffer);
s32 osEepromWrite(OSMesgQueue* mq, u8 address, u8* buffer) {
s32 ret = 0;
int i;
u8* ptr = (u8*) __osEepPifRam.ramarray;
__OSContEepromFormat eepromformat;
OSContStatus sdata;
if (address > 0x40) {
return -1;
}
__osSiGetAccess();
ret = __osEepStatus(mq, &sdata);
if (ret != 0 || sdata.type != 0x8000) {
return 8;
}
while (sdata.status & 0x80) {
__osEepStatus(mq, &sdata);
}
__osPackEepWriteData(address, buffer);
ret = __osSiRawStartDma(OS_WRITE, &__osEepPifRam);
osRecvMesg(mq, NULL, OS_MESG_BLOCK);
for (i = 0; i < ARRLEN(__osEepPifRam.raw); i++) {
__osEepPifRam.raw[i] = CONT_CMD_NOP;
}
__osEepPifRam.pifstatus = 0;
ret = __osSiRawStartDma(OS_READ, &__osEepPifRam);
__osContLastCmd = 5;
osRecvMesg(mq, NULL, OS_MESG_BLOCK);
for (i = 0; i < 4; i++) {
ptr++;
}
eepromformat = *(__OSContEepromFormat*) ptr;
ret = CHNL_ERR(eepromformat);
__osSiRelAccess();
return ret;
}
void __osPackEepWriteData(u8 address, u8* buffer) {
u8* ptr = (u8*) __osEepPifRam.ramarray;
__OSContEepromFormat eepromformat;
int i;
#if BUILD_VERSION < VERSION_J
for (i = 0; i < ARRLEN(__osEepPifRam.raw); i++) {
__osEepPifRam.raw[i] = CONT_CMD_NOP;
}
#endif
__osEepPifRam.pifstatus = CONT_CMD_EXE;
eepromformat.txsize = CONT_CMD_WRITE_EEPROM_TX;
eepromformat.rxsize = CONT_CMD_WRITE_EEPROM_RX;
eepromformat.cmd = CONT_CMD_WRITE_EEPROM;
eepromformat.address = address;
for (i = 0; i < ARRLEN(eepromformat.data); i++) {
eepromformat.data[i] = *buffer++;
}
for (i = 0; i < MAXCONTROLLERS; i++) {
*ptr++ = 0;
}
*(__OSContEepromFormat*) (ptr) = eepromformat;
ptr += sizeof(__OSContEepromFormat);
ptr[0] = CONT_CMD_END;
}
s32 __osEepStatus(OSMesgQueue* mq, OSContStatus* data) {
s32 ret = 0;
int i;
u8* ptr = (u8*) __osEepPifRam.ramarray;
__OSContRequesFormat requestformat;
for (i = 0; i < ARRLEN(__osEepPifRam.raw); i++) {
__osEepPifRam.raw[i] = 0;
}
__osEepPifRam.pifstatus = CONT_CMD_EXE;
ptr = (u8*) __osEepPifRam.ramarray;
for (i = 0; i < MAXCONTROLLERS; i++) {
*ptr++ = CONT_CMD_REQUEST_STATUS;
}
requestformat.dummy = CONT_CMD_NOP;
requestformat.txsize = CONT_CMD_REQUEST_STATUS_TX;
requestformat.rxsize = CONT_CMD_REQUEST_STATUS_RX;
requestformat.cmd = CONT_CMD_REQUEST_STATUS;
requestformat.typeh = CONT_CMD_NOP;
requestformat.typel = CONT_CMD_NOP;
requestformat.status = CONT_CMD_NOP;
requestformat.dummy1 = CONT_CMD_NOP;
*(__OSContRequesFormat*) ptr = requestformat;
ptr += sizeof(__OSContRequesFormat);
*ptr = CONT_CMD_END;
ret = __osSiRawStartDma(OS_WRITE, &__osEepPifRam);
osRecvMesg(mq, NULL, OS_MESG_BLOCK);
#if BUILD_VERSION >= VERSION_J
__osContLastCmd = CONT_CMD_END;
#else
__osContLastCmd = CONT_CMD_WRITE_EEPROM; // seems to be 5 in 2.0H
#endif
ret = __osSiRawStartDma(OS_READ, &__osEepPifRam);
osRecvMesg(mq, NULL, OS_MESG_BLOCK);
if (ret != 0) {
return ret;
}
ptr = (u8*) &__osEepPifRam;
for (i = 0; i < MAXCONTROLLERS; i++) {
*ptr++ = 0;
}
requestformat = *(__OSContRequesFormat*) ptr;
data->errno = CHNL_ERR(requestformat);
data->type = (requestformat.typel << 8) | requestformat.typeh;
data->status = requestformat.status;
if (data->errno != 0) {
return data->errno;
}
return 0;
}
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