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#include "CARD_backup.h"
#include "function_target.h"
#include "CARD_common.h"
#include "CARD_request.h"
#include "CARD_spi.h"
#include "OS_cache.h"
#include "MI_memory.h"
#include "OS_terminate_proc.h"
#include "OS_system.h"
extern void OSi_ReferSymbol(void *symbol);
extern char _SDK_NintendoBackup[];
extern CARDiCommon cardi_common;
static void CARDi_RequestStreamCommandCore(CARDiCommon *p);
ARM_FUNC static void CARDi_RequestStreamCommandCore(CARDiCommon *p)
{
const int req_type = p->req_type;
const int req_mode = p->req_mode;
const int retry_count = p->req_retry;
u32 size = sizeof(p->backup_cache_page_buf);
OSi_ReferSymbol((void *)_SDK_NintendoBackup);
if (req_type == CARD_REQ_ERASE_SECTOR_BACKUP)
{
size = CARD_GetBackupSectorSize();
}
do
{
const u32 len = (size < p->len) ? size : p->len;
p->cmd->len = len;
if ((p->flag & CARD_STAT_CANCEL) != 0)
{
p->flag &= ~CARD_STAT_CANCEL;
p->cmd->result = CARD_RESULT_CANCELED;
break;
}
switch (req_mode)
{
case CARD_REQUEST_MODE_RECV:
DC_InvalidateRange(p->backup_cache_page_buf, len);
p->cmd->src = (u32)p->src;
p->cmd->dest = (u32)p->backup_cache_page_buf;
break;
case CARD_REQUEST_MODE_SEND:
case CARD_REQUEST_MODE_SEND_VERIFY:
MI_CpuCopy8((const void *)p->src, p->backup_cache_page_buf, len);
DC_FlushRange(p->backup_cache_page_buf, len);
DC_WaitWriteBufferEmpty();
p->cmd->src = (u32)p->backup_cache_page_buf;
p->cmd->dest = (u32)p->dst;
break;
case CARD_REQUEST_MODE_SPECIAL:
p->cmd->src = (u32)p->src;
p->cmd->dest = (u32)p->dst;
break;
}
if (!CARDi_Request(p, req_type, retry_count))
{
break;
}
if (req_mode == CARD_REQUEST_MODE_SEND_VERIFY)
{
if (!CARDi_Request(p, CARD_REQ_VERIFY_BACKUP, 1))
{
break;
}
}
else if (req_mode == CARD_REQUEST_MODE_RECV)
{
MI_CpuCopy8(p->backup_cache_page_buf, (void *)p->dst, len);
}
p->src += len;
p->dst += len;
p->len -= len;
}
while (p->len > 0);
CARDi_EndTask(p, TRUE);
}
ARM_FUNC BOOL CARDi_RequestStreamCommand(u32 src, u32 dst, u32 len, MIDmaCallback callback, void *arg, BOOL is_async,
CARDRequest req_type, int req_retry, CARDRequestMode req_mode)
{
CARDiCommon *const p = &cardi_common;
OSi_ReferSymbol((void *)_SDK_NintendoBackup);
CARDi_WaitTask(p, callback, arg);
p->src = src;
p->dst = dst;
p->len = len;
p->req_type = req_type;
p->req_retry = req_retry;
p->req_mode = req_mode;
if (is_async)
{
CARDi_SetTask(CARDi_RequestStreamCommandCore);
return TRUE;
}
else
{
cardi_common.cur_th = OS_GetCurrentThread();
CARDi_RequestStreamCommandCore(p);
return (p->cmd->result == CARD_RESULT_SUCCESS);
}
}
ARM_FUNC u32 CARD_GetBackupSectorSize(void)
{
return cardi_common.cmd->spec.sect_size;
}
ARM_FUNC BOOL CARD_IdentifyBackup(CARDBackupType type)
{
CARDiCommon *const p = &cardi_common;
OSi_ReferSymbol((void *)_SDK_NintendoBackup);
if (type == CARD_BACKUP_TYPE_NOT_USE)
{
OS_Terminate();
}
CARD_CheckEnabled();
CARDi_WaitTask(p, NULL, NULL);
CARDi_IdentifyBackupCore(type);
cardi_common.cur_th = OS_GetCurrentThread();
(void)CARDi_Request(p, CARD_REQ_IDENTIFY, 1);
p->cmd->src = 0;
p->cmd->dest = (u32)p->backup_cache_page_buf;
p->cmd->len = 1;
(void)CARDi_Request(p, CARD_REQ_READ_BACKUP, 1);
CARDi_EndTask(p, TRUE);
return (p->cmd->result == CARD_RESULT_SUCCESS);
}
ARM_FUNC BOOL CARD_WaitBackupAsync(void)
{
return CARDi_WaitAsync();
}
ARM_FUNC BOOL CARD_TryWaitBackupAsync(void)
{
return CARDi_TryWaitAsync();
}
ARM_FUNC void CARD_CancelBackupAsync(void)
{
OSIntrMode bak_cpsr = OS_DisableInterrupts();
cardi_common.flag |= CARD_STAT_CANCEL;
(void)OS_RestoreInterrupts(bak_cpsr);
}
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