use posix functions to read rom

This commit is contained in:
tmbinc 2009-09-08 16:28:02 +00:00
parent e969ce7fad
commit 05fcd2816c

View File

@ -18,7 +18,6 @@
#include <console/console.h>
#include <diskio/diskio.h>
#include <fat/fat.h>
#include <xenos/xenos.h>
#include <xenon_sound/sound.h>
#include <xenon_soc/xenon_power.h>
@ -45,11 +44,12 @@ extern "C" {
void usb_init(void);
#include <input/input.h>
int fat_file_size;
};
#include <stdint.h>
#include <unistd.h>
#include <fcntl.h>
static inline uint32_t bswap_32(uint32_t t)
{
return ((t & 0xFF) << 24) | ((t & 0xFF00) << 8) | ((t & 0xFF0000) >> 8) | ((t & 0xFF000000) >> 24);
@ -67,8 +67,9 @@ emulate ()
int offset = 0x10;
// printf("a=%d, b=%d, x=%d, y=%d, lb=%d, rb=%d, start=%d, select=%d, up=%d, down=%d, left=%d, right=%d\n",
// c.a, c.b, c.x, c.y, c.lb, c.rb, c.start, c.select, c.up, c.down, c.left, c.right);
S9xReportButton (offset + 0, c.a);
S9xReportButton (offset + 1, c.b);
S9xReportButton (offset + 0, c.b);
S9xReportButton (offset + 1, c.a);
S9xReportButton (offset + 2, c.x);
S9xReportButton (offset + 3, c.y);
@ -110,7 +111,6 @@ emulate ()
so.samples_mixed_so_far = so.play_position = 0;
unsigned char buffer[2048];
unsigned char out[2048];
#if 0
int req_samples = xenon_sound_get_unplayed();
@ -303,31 +303,24 @@ int main(void)
printf("Waiting for USB storage...\n");
extern void xenos_init();
struct bdev *f;
int fd;
do {
usb_do_poll();
f = bdev_open("uda");
if (f)
break;
} while (1);
fd = open("uda:/SNES9X.SMC", O_RDONLY);
} while (fd < 0);
if (f)
struct stat stat;
fstat(fd, &stat);
SNESROMSize = stat.st_size;
if (read(fd, Memory.ROM, SNESROMSize) != SNESROMSize)
{
if (fat_init(f))
printf(" * FAT init failed\n");
else if (fat_open("/SNES9X.SMC"))
printf("fat open of /SNES9X.SMC failed\n");
else
{
printf(" * fat open okay, loading file...\n");
int r = fat_read(Memory.ROM, fat_file_size);
goto ok;
}
printf("fat read failed.\n");
printf("Failed to read rom\n");
while (1);
}
ok:
SNESROMSize = fat_file_size;
// memcpy(Memory.ROM, smc, SNESROMSize = sizeof(smc));
Memory.LoadROM ("BLANK.SMC");
@ -343,9 +336,9 @@ ok:
extern "C" {
const char *getcwd(void)
char* getcwd(char*, size_t)
{
return "/";
return 0;
}
int chdir(const char *f)
@ -354,26 +347,26 @@ int chdir(const char *f)
}
int getuid(void)
uid_t getuid(void)
{
return 0;
}
int getgid(void)
gid_t getgid(void)
{
return 0;
}
void chown()
int chown(const char*, uid_t, gid_t)
{
}
int stat()
int stat(const char*, struct stat*)
{
return -1;
}
int unlink()
int unlink(const char*)
{
return -1;
}