diff options
Diffstat (limited to 'bootloaders/diskloader/src/ThinFAT.cpp')
| -rw-r--r-- | bootloaders/diskloader/src/ThinFAT.cpp | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/bootloaders/diskloader/src/ThinFAT.cpp b/bootloaders/diskloader/src/ThinFAT.cpp deleted file mode 100644 index c238741..0000000 --- a/bootloaders/diskloader/src/ThinFAT.cpp +++ /dev/null @@ -1,130 +0,0 @@ - - -/* Copyright (c) 2011, Peter Barrett -** -** Permission to use, copy, modify, and/or distribute this software for -** any purpose with or without fee is hereby granted, provided that the -** above copyright notice and this permission notice appear in all copies. -** -** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL -** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED -** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR -** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES -** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, -** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, -** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS -** SOFTWARE. -*/ - -#include "Platform.h" - -#ifdef MSC_ENABLED - -extern const u8 Sector_0[] PROGMEM; -extern const u8 Sector_1[] PROGMEM; -extern const u8 Sector_2[] PROGMEM; -extern const u8 Sector_3[] PROGMEM; -extern const u8 Sector_Size[] PROGMEM; - - -const u8 Sector_0[27] = -{ - 0xEB,0x3C,0x90, - FAT_OEM_NAME, - 0x00,0x02, // Bytes per sector 512 - 0x40, // Sectors per Cluster 32k per cluster - 0x01,0x00, // Reserved sectors - 0x02, // FATSs - 0x10,0x00, // root entries - 4+64,0x00, // number of sectors: 30k file - 0xF8, // Media type fixed - 0x01,0x00, // Sectors per FAT - 0x01,0x00, // Sectors per head - 0x01,//0x00, // Heads per cylinder - //0x00,0x00,0x00,0x00, // Hidden - //0x00,0x00,0x00,0x00, // long number of sectors - //0x00,0x00, // Ext flags - // 38 bytes -}; - -// FAT12 clusters for 32k file -const u8 Sector_1[] = -{ -#if 0 - 0xF8,0xFF,0xFF, - 0xFF,0x0F//,0x00 -#endif -}; - -const u8 Sector_2[] = -{ -}; - -const u8 Sector_3[] = -{ -#if 0 - FAT_FILE_NAME, 0x00,0x00,0x00,0x00,0x00, // Uppercase name please - 0x43,0x3E,0x43,0x3E,0x00,0x00,0xAB,0x8C,0x40,0x3E,0x02,0x00,0x00,0x80,//0x00,0x00 - // 0x00,0x00, -#endif - -#ifdef FAT_DISK_LABEL - FAT_DISK_LABEL,0x28 -#endif -}; - -#if 0 -const u8 Sector_Size[] = -{ - 0, - sizeof(Sector_0), - sizeof(Sector_0) + sizeof(Sector_1), - sizeof(Sector_0) + sizeof(Sector_1) + sizeof(Sector_2), - sizeof(Sector_0) + sizeof(Sector_1) + sizeof(Sector_2) + sizeof(Sector_3) -}; -#endif - -const u8* LBAToROM(u8 b) -{ - b -= 4; - return (const u8*)(b << 9); -} - -void SendSector(u8 b) -{ - if (b == 0) - { - u8 n = sizeof(Sector_0); - Transfer(MSC_TX | TRANSFER_PGM,Sector_0,n); - Transfer(MSC_TX | TRANSFER_ZERO,0,512-n); - return; - } - - if ((b < 4) || (b >= 64)) - { - Transfer(MSC_TX | TRANSFER_ZERO,0,512); - return; - } - - // Copy body of file from ROM - Transfer(MSC_TX | TRANSFER_PGM,LBAToROM(b),512); -} - -#define GENERATE_INVALID_ROM_ADDRESS 60 - -void RecvSector(u8 lba) -{ - if ((lba < 4) || (lba >= 64)) - lba = GENERATE_INVALID_ROM_ADDRESS; // Only care about the first 30k - - // Write sectors to flash - u16 addr = (u16)LBAToROM(lba); // may generate out of range addresses, Program will fix - u8 i = 4; // 4x128 is a sector - while (i--) - { - Program(MSC_RX,addr,128); - addr += 128; - } -} - -#endif
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