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fix file_entry struct

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This commit is contained in:
David Voswinkel 2009-08-17 20:39:38 +02:00
parent 31768e2a41
commit ed0a95cad5
2 changed files with 25 additions and 7 deletions
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4
avr/usbload/dir.c
View File

@ -30,7 +30,7 @@ void dir_entry_start(){
positon = 0; positon = 0;
} }
void dir_add_entry(uint16_t id, uint8_t file_name,uint32_t file_size,uint8_t file_attr){ void dir_entry_add(uint16_t id, uint8_t file_name,uint32_t file_size,uint8_t file_attr){
uint32_t addr; uint32_t addr;
dir_ent_t ent; dir_ent_t ent;
strncpy(ent.file_name,file_name,13); strncpy(ent.file_name,file_name,13);
@ -41,7 +41,7 @@ void dir_add_entry(uint16_t id, uint8_t file_name,uint32_t file_size,uint8_t fil
positon++; positon++;
} }
void dir_add_header(uint16_t position, uint8_t * header){ void dir_entry_header(uint16_t position, uint8_t * header){
uint32_t addr; uint32_t addr;
dir_ent_t ent; dir_ent_t ent;
addr = DIR_ENTRY_LOC + ( position << DIR_ENTRY_SIZE_SHIFT ) + DIR_ENTRY_HEADER_OFF; addr = DIR_ENTRY_LOC + ( position << DIR_ENTRY_SIZE_SHIFT ) + DIR_ENTRY_HEADER_OFF;

28
avr/usbload/dir.h
View File

@ -1,4 +1,4 @@
/* ˝/*
* ===================================================================================== * =====================================================================================
* *
* ________ .__ __ ________ ____ ________ * ________ .__ __ ________ ____ ________
@ -32,15 +32,33 @@
#define DIR_ENTRY_HEADER_OFF 20 #define DIR_ENTRY_HEADER_OFF 20
typedef struct { typedef struct {
uint16_t id; // 1 uint16_t id; // 2
uint8_t file_name[13]; // 8.3 = 12 + 1 = 12 uint8_t file_name[13]; // 8.3 = 12 + 1 = 13
uint32_t file_size; // 4 uint32_t file_size; // 4
uint8_t file_attr; // 1 uint8_t file_attr; // 1
uint8_t snes_header[44]; // 44 uint8_t snes_header[43]; // 44
} dir_ent_t; // 64 } dir_ent_t; // 64
void dir_entry_start(); void dir_entry_start();
void dir_entry_add_(uint16_t id, uint8_t file_name,uint32_t file_size,uint8_t file_attr); void dir_entry_add(uint16_t id, uint8_t file_name,uint32_t file_size,uint8_t file_attr);
void dir_entry_header(uint16_t position, uint8_t * header); void dir_entry_header(uint16_t position, uint8_t * header);
/*
lo:
0x7fc0
0x7fc0 + 0x200
hi:
0xffc0
0xffc0 + 0x200
emulated reset vector MSB must be set
sei
clc
xce
*/
#endif #endif