mirror of
https://github.com/dborth/snes9xgx.git
synced 2024-11-01 08:25:18 +01:00
use posix functions to read rom
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parent
e969ce7fad
commit
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@ -18,7 +18,6 @@
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#include <console/console.h>
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#include <diskio/diskio.h>
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#include <fat/fat.h>
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#include <xenos/xenos.h>
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#include <xenon_sound/sound.h>
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#include <xenon_soc/xenon_power.h>
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@ -45,11 +44,12 @@ extern "C" {
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void usb_init(void);
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#include <input/input.h>
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int fat_file_size;
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};
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#include <stdint.h>
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#include <unistd.h>
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#include <fcntl.h>
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static inline uint32_t bswap_32(uint32_t t)
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{
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return ((t & 0xFF) << 24) | ((t & 0xFF00) << 8) | ((t & 0xFF0000) >> 8) | ((t & 0xFF000000) >> 24);
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@ -67,8 +67,9 @@ emulate ()
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int offset = 0x10;
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// 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",
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// c.a, c.b, c.x, c.y, c.lb, c.rb, c.start, c.select, c.up, c.down, c.left, c.right);
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S9xReportButton (offset + 0, c.a);
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S9xReportButton (offset + 1, c.b);
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S9xReportButton (offset + 0, c.b);
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S9xReportButton (offset + 1, c.a);
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S9xReportButton (offset + 2, c.x);
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S9xReportButton (offset + 3, c.y);
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@ -110,7 +111,6 @@ emulate ()
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so.samples_mixed_so_far = so.play_position = 0;
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unsigned char buffer[2048];
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unsigned char out[2048];
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#if 0
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int req_samples = xenon_sound_get_unplayed();
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@ -303,31 +303,24 @@ int main(void)
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printf("Waiting for USB storage...\n");
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extern void xenos_init();
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struct bdev *f;
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int fd;
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do {
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usb_do_poll();
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f = bdev_open("uda");
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if (f)
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break;
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} while (1);
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fd = open("uda:/SNES9X.SMC", O_RDONLY);
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} while (fd < 0);
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if (f)
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struct stat stat;
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fstat(fd, &stat);
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SNESROMSize = stat.st_size;
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if (read(fd, Memory.ROM, SNESROMSize) != SNESROMSize)
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{
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if (fat_init(f))
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printf(" * FAT init failed\n");
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else if (fat_open("/SNES9X.SMC"))
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printf("fat open of /SNES9X.SMC failed\n");
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else
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{
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printf(" * fat open okay, loading file...\n");
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int r = fat_read(Memory.ROM, fat_file_size);
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goto ok;
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}
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printf("fat read failed.\n");
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printf("Failed to read rom\n");
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while (1);
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}
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ok:
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SNESROMSize = fat_file_size;
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// memcpy(Memory.ROM, smc, SNESROMSize = sizeof(smc));
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Memory.LoadROM ("BLANK.SMC");
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@ -343,9 +336,9 @@ ok:
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extern "C" {
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const char *getcwd(void)
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char* getcwd(char*, size_t)
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{
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return "/";
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return 0;
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}
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int chdir(const char *f)
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@ -354,26 +347,26 @@ int chdir(const char *f)
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}
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int getuid(void)
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uid_t getuid(void)
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{
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return 0;
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}
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int getgid(void)
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gid_t getgid(void)
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{
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return 0;
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}
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void chown()
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int chown(const char*, uid_t, gid_t)
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{
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}
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int stat()
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int stat(const char*, struct stat*)
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{
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return -1;
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}
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int unlink()
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int unlink(const char*)
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{
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return -1;
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}
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