mirror of
https://github.com/d0k3/GodMode9.git
synced 2025-06-26 13:42:47 +00:00
Get rid of card_eeprom.c for real
Rebase brought it back
This commit is contained in:
Balint Kovacs
d0k3
parent
f624850465
commit
0308dfdebc
@ -1,307 +0,0 @@
|
||||
/*---------------------------------------------------------------------------------
|
||||
|
||||
Copyright (C) 2005 - 2010
|
||||
Michael Noland (joat)
|
||||
Jason Rogers (dovoto)
|
||||
Dave Murphy (WinterMute)
|
||||
|
||||
This software is provided 'as-is', without any express or implied
|
||||
warranty. In no event will the authors be held liable for any
|
||||
damages arising from the use of this software.
|
||||
|
||||
Permission is granted to anyone to use this software for any
|
||||
purpose, including commercial applications, and to alter it and
|
||||
redistribute it freely, subject to the following restrictions:
|
||||
|
||||
1. The origin of this software must not be misrepresented; you
|
||||
must not claim that you wrote the original software. If you use
|
||||
this software in a product, an acknowledgment in the product
|
||||
documentation would be appreciated but is not required.
|
||||
2. Altered source versions must be plainly marked as such, and
|
||||
must not be misrepresented as being the original software.
|
||||
3. This notice may not be removed or altered from any source
|
||||
distribution.
|
||||
|
||||
|
||||
---------------------------------------------------------------------------------*/
|
||||
#include "ndscard.h"
|
||||
#include "card_eeprom.h"
|
||||
|
||||
//---------------------------------------------------------------------------------
|
||||
u8 cardEepromCommand(u8 command) {
|
||||
//---------------------------------------------------------------------------------
|
||||
u8 retval;
|
||||
|
||||
REG_AUXSPICNT = /*E*/0x8000 | /*SEL*/0x2000 | /*MODE*/0x40;
|
||||
|
||||
REG_AUXSPIDATA = command;
|
||||
|
||||
eepromWaitBusy();
|
||||
|
||||
REG_AUXSPIDATA = 0;
|
||||
eepromWaitBusy();
|
||||
retval = REG_AUXSPIDATA;
|
||||
REG_AUXSPICNT = /*MODE*/0x40;
|
||||
return retval;
|
||||
}
|
||||
|
||||
|
||||
//---------------------------------------------------------------------------------
|
||||
u32 cardEepromReadID() {
|
||||
//---------------------------------------------------------------------------------
|
||||
int i;
|
||||
|
||||
REG_AUXSPICNT = /*E*/0x8000 | /*SEL*/0x2000 | /*MODE*/0x40;
|
||||
|
||||
REG_AUXSPIDATA = SPI_EEPROM_RDID;
|
||||
|
||||
eepromWaitBusy();
|
||||
u32 id = 0;
|
||||
for ( i=0; i<3; i++) {
|
||||
REG_AUXSPIDATA = 0;
|
||||
eepromWaitBusy();
|
||||
id = (id << 8) | REG_AUXSPIDATA;
|
||||
}
|
||||
|
||||
REG_AUXSPICNT = /*MODE*/0x40;
|
||||
|
||||
return id;
|
||||
}
|
||||
|
||||
|
||||
//---------------------------------------------------------------------------------
|
||||
int cardEepromGetType(void) {
|
||||
//---------------------------------------------------------------------------------
|
||||
int sr = cardEepromCommand(SPI_EEPROM_RDSR);
|
||||
int id = cardEepromReadID();
|
||||
|
||||
if (( sr == 0xff && id == 0xffffff) || ( sr == 0 && id == 0 )) return -1;
|
||||
if ( sr == 0xf0 && id == 0xffffff ) return 1;
|
||||
if ( sr == 0x00 && id == 0xffffff ) return 2;
|
||||
if ( id != 0xffffff) return 3;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
//---------------------------------------------------------------------------------
|
||||
u32 cardEepromGetSize() {
|
||||
//---------------------------------------------------------------------------------
|
||||
|
||||
int type = cardEepromGetType();
|
||||
|
||||
if(type == -1)
|
||||
return 0;
|
||||
if(type == 0)
|
||||
return 8192;
|
||||
if(type == 1)
|
||||
return 512;
|
||||
if(type == 2) {
|
||||
u32 buf1,buf2,buf3;
|
||||
cardReadEeprom(0,(u8*)&buf1,4,type);
|
||||
if ( !(buf1 != 0 && buf1 != 0xffffffff) ) {
|
||||
buf3 = ~buf1;
|
||||
cardWriteEeprom(0,(u8*)&buf3,4,type);
|
||||
} else {
|
||||
buf3 = buf1;
|
||||
}
|
||||
int size = 8192;
|
||||
while (1) {
|
||||
cardReadEeprom(size,(u8*)&buf2,4,type);
|
||||
if ( buf2 == buf3 ) break;
|
||||
size += 8192;
|
||||
};
|
||||
|
||||
if ( buf1 != buf3 ) cardWriteEeprom(0,(u8*)&buf1,4,type);
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
int device;
|
||||
|
||||
if(type == 3) {
|
||||
int id = cardEepromReadID();
|
||||
|
||||
device = id & 0xffff;
|
||||
|
||||
if ( ((id >> 16) & 0xff) == 0x20 ) { // ST
|
||||
|
||||
switch(device) {
|
||||
|
||||
case 0x4014:
|
||||
return 1024*1024; // 8Mbit(1 meg)
|
||||
break;
|
||||
case 0x4013:
|
||||
case 0x8013: // M25PE40
|
||||
return 512*1024; // 4Mbit(512KByte)
|
||||
break;
|
||||
case 0x2017:
|
||||
return 8*1024*1024; // 64Mbit(8 meg)
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if ( ((id >> 16) & 0xff) == 0x62 ) { // Sanyo
|
||||
|
||||
if (device == 0x1100)
|
||||
return 512*1024; // 4Mbit(512KByte)
|
||||
|
||||
}
|
||||
|
||||
if ( ((id >> 16) & 0xff) == 0xC2 ) { // Macronix
|
||||
|
||||
if (device == 0x2211)
|
||||
return 128*1024; // 1Mbit(128KByte) - MX25L1021E
|
||||
}
|
||||
|
||||
|
||||
return 256*1024; // 2Mbit(256KByte)
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
//---------------------------------------------------------------------------------
|
||||
void cardReadEeprom(u32 address, u8 *data, u32 length, u32 addrtype) {
|
||||
//---------------------------------------------------------------------------------
|
||||
|
||||
REG_AUXSPICNT = /*E*/0x8000 | /*SEL*/0x2000 | /*MODE*/0x40;
|
||||
REG_AUXSPIDATA = 0x03 | ((addrtype == 1) ? address>>8<<3 : 0);
|
||||
eepromWaitBusy();
|
||||
|
||||
if (addrtype == 3) {
|
||||
REG_AUXSPIDATA = (address >> 16) & 0xFF;
|
||||
eepromWaitBusy();
|
||||
}
|
||||
|
||||
if (addrtype >= 2) {
|
||||
REG_AUXSPIDATA = (address >> 8) & 0xFF;
|
||||
eepromWaitBusy();
|
||||
}
|
||||
|
||||
|
||||
REG_AUXSPIDATA = (address) & 0xFF;
|
||||
eepromWaitBusy();
|
||||
|
||||
while (length > 0) {
|
||||
REG_AUXSPIDATA = 0;
|
||||
eepromWaitBusy();
|
||||
*data++ = REG_AUXSPIDATA;
|
||||
length--;
|
||||
}
|
||||
|
||||
eepromWaitBusy();
|
||||
REG_AUXSPICNT = /*MODE*/0x40;
|
||||
}
|
||||
|
||||
|
||||
//---------------------------------------------------------------------------------
|
||||
void cardWriteEeprom(u32 address, u8 *data, u32 length, u32 addrtype) {
|
||||
//---------------------------------------------------------------------------------
|
||||
|
||||
u32 address_end = address + length;
|
||||
int i;
|
||||
int maxblocks = 32;
|
||||
if(addrtype == 1) maxblocks = 16;
|
||||
if(addrtype == 2) maxblocks = 32;
|
||||
if(addrtype == 3) maxblocks = 256;
|
||||
|
||||
while (address < address_end) {
|
||||
// set WEL (Write Enable Latch)
|
||||
REG_AUXSPICNT = /*E*/0x8000 | /*SEL*/0x2000 | /*MODE*/0x40;
|
||||
REG_AUXSPIDATA = 0x06; eepromWaitBusy();
|
||||
REG_AUXSPICNT = /*MODE*/0x40;
|
||||
|
||||
// program maximum of 32 bytes
|
||||
REG_AUXSPICNT = /*E*/0x8000 | /*SEL*/0x2000 | /*MODE*/0x40;
|
||||
|
||||
if(addrtype == 1) {
|
||||
// WRITE COMMAND 0x02 + A8 << 3
|
||||
REG_AUXSPIDATA = 0x02 | (address & (1 << (8))) >> (8-3) ;
|
||||
eepromWaitBusy();
|
||||
REG_AUXSPIDATA = address & 0xFF;
|
||||
eepromWaitBusy();
|
||||
}
|
||||
else if(addrtype == 2) {
|
||||
REG_AUXSPIDATA = 0x02;
|
||||
eepromWaitBusy();
|
||||
REG_AUXSPIDATA = address >> 8;
|
||||
eepromWaitBusy();
|
||||
REG_AUXSPIDATA = address & 0xFF;
|
||||
eepromWaitBusy();
|
||||
}
|
||||
else if(addrtype == 3) {
|
||||
REG_AUXSPIDATA = 0x02;
|
||||
eepromWaitBusy();
|
||||
REG_AUXSPIDATA = (address >> 16) & 0xFF;
|
||||
eepromWaitBusy();
|
||||
REG_AUXSPIDATA = (address >> 8) & 0xFF;
|
||||
eepromWaitBusy();
|
||||
REG_AUXSPIDATA = address & 0xFF;
|
||||
eepromWaitBusy();
|
||||
}
|
||||
|
||||
for (i=0; address<address_end && i<maxblocks; i++, address++) {
|
||||
REG_AUXSPIDATA = *data++;
|
||||
eepromWaitBusy();
|
||||
}
|
||||
REG_AUXSPICNT = /*MODE*/0x40;
|
||||
|
||||
// wait programming to finish
|
||||
REG_AUXSPICNT = /*E*/0x8000 | /*SEL*/0x2000 | /*MODE*/0x40;
|
||||
REG_AUXSPIDATA = 0x05; eepromWaitBusy();
|
||||
do { REG_AUXSPIDATA = 0; eepromWaitBusy(); } while (REG_AUXSPIDATA & 0x01); // WIP (Write In Progress) ?
|
||||
eepromWaitBusy();
|
||||
REG_AUXSPICNT = /*MODE*/0x40;
|
||||
}
|
||||
}
|
||||
|
||||
//---------------------------------------------------------------------------------
|
||||
// Chip Erase : clear FLASH MEMORY (TYPE 3 ONLY)
|
||||
//---------------------------------------------------------------------------------
|
||||
void cardEepromChipErase(void) {
|
||||
//---------------------------------------------------------------------------------
|
||||
int sz, sector;
|
||||
sz=cardEepromGetSize();
|
||||
|
||||
for ( sector = 0; sector < sz; sector+=0x10000) {
|
||||
cardEepromSectorErase(sector);
|
||||
}
|
||||
}
|
||||
|
||||
//---------------------------------------------------------------------------------
|
||||
// COMMAND Sec.erase 0xD8
|
||||
//---------------------------------------------------------------------------------
|
||||
void cardEepromSectorErase(u32 address) {
|
||||
//---------------------------------------------------------------------------------
|
||||
// set WEL (Write Enable Latch)
|
||||
REG_AUXSPICNT = /*E*/0x8000 | /*SEL*/0x2000 | /*MODE*/0x40;
|
||||
REG_AUXSPIDATA = 0x06;
|
||||
eepromWaitBusy();
|
||||
|
||||
REG_AUXSPICNT = /*MODE*/0x40;
|
||||
|
||||
// SectorErase 0xD8
|
||||
REG_AUXSPICNT = /*E*/0x8000 | /*SEL*/0x2000 | /*MODE*/0x40;
|
||||
REG_AUXSPIDATA = 0xD8;
|
||||
eepromWaitBusy();
|
||||
REG_AUXSPIDATA = (address >> 16) & 0xFF;
|
||||
eepromWaitBusy();
|
||||
REG_AUXSPIDATA = (address >> 8) & 0xFF;
|
||||
eepromWaitBusy();
|
||||
REG_AUXSPIDATA = address & 0xFF;
|
||||
eepromWaitBusy();
|
||||
|
||||
REG_AUXSPICNT = /*MODE*/0x40;
|
||||
|
||||
// wait erase to finish
|
||||
REG_AUXSPICNT = /*E*/0x8000 | /*SEL*/0x2000 | /*MODE*/0x40;
|
||||
REG_AUXSPIDATA = 0x05;
|
||||
eepromWaitBusy();
|
||||
|
||||
do {
|
||||
REG_AUXSPIDATA = 0;
|
||||
eepromWaitBusy();
|
||||
} while (REG_AUXSPIDATA & 0x01); // WIP (Write In Progress) ?
|
||||
REG_AUXSPICNT = /*MODE*/0x40;
|
||||
}
|
||||
@ -1,38 +0,0 @@
|
||||
#include "ndscard.h"
|
||||
|
||||
//---------------------------------------------------------------------------------
|
||||
static inline void eepromWaitBusy() {
|
||||
//---------------------------------------------------------------------------------
|
||||
while (REG_AUXSPICNT & CARD_SPI_BUSY);
|
||||
}
|
||||
|
||||
// Reads from the EEPROM
|
||||
void cardReadEeprom(u32 address, u8 *data, u32 length, u32 addrtype);
|
||||
|
||||
// Writes to the EEPROM. TYPE 3 EEPROM must be erased first (I think?)
|
||||
void cardWriteEeprom(u32 address, u8 *data, u32 length, u32 addrtype);
|
||||
|
||||
// Returns the ID of the EEPROM chip? Doesn't work well, most chips give ff,ff
|
||||
// i = 0 or 1
|
||||
u32 cardEepromReadID();
|
||||
|
||||
// Sends a command to the EEPROM
|
||||
u8 cardEepromCommand(u8 command);
|
||||
|
||||
/*
|
||||
* -1:no card or no EEPROM
|
||||
* 0:unknown PassMe?
|
||||
* 1:TYPE 1 4Kbit(512Byte) EEPROM
|
||||
* 2:TYPE 2 64Kbit(8KByte)or 512kbit(64Kbyte) EEPROM
|
||||
* 3:TYPE 3 2Mbit(256KByte) FLASH MEMORY (some rare 4Mbit and 8Mbit chips also)
|
||||
*/
|
||||
int cardEepromGetType(void);
|
||||
|
||||
// Returns the size in bytes of EEPROM
|
||||
u32 cardEepromGetSize();
|
||||
|
||||
// Erases the entire chip. TYPE 3 chips MUST be erased before writing to them. (I think?)
|
||||
void cardEepromChipErase(void);
|
||||
|
||||
// Erases a single sector of the TYPE 3 chip
|
||||
void cardEepromSectorErase(u32 address);
|
||||
Loading…
x
Reference in New Issue
Block a user