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- commit Don Becker's fixes for win32 raw floppy and floppy disk images

This commit is contained in:
Bryce Denney 2001-10-01 17:20:08 +00:00
parent 026a8554ef
commit 388fb0385f
1 changed files with 37 additions and 14 deletions
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45
bochs/iodev/floppy.cc
View File

@ -35,7 +35,6 @@
extern "C" {
#include <errno.h>
}
#include "bochs.h"
#define LOG_THIS bx_floppy.
@ -81,7 +80,7 @@ bx_floppy_ctrl_c::~bx_floppy_ctrl_c(void)
void
bx_floppy_ctrl_c::init(bx_devices_c *d, bx_cmos_c *cmos)
{
BX_DEBUG(("Init $Id: floppy.cc,v 1.21 2001-09-29 03:29:27 bdenney Exp $"));
BX_DEBUG(("Init $Id: floppy.cc,v 1.22 2001-10-01 17:20:08 bdenney Exp $"));
BX_FD_THIS devices = d;
BX_FD_THIS devices->register_irq(6, "Floppy Drive");
@ -1203,6 +1202,14 @@ bx_floppy_ctrl_c::get_media_status(unsigned drive)
return( BX_FD_THIS s.media_present[drive] );
}
#ifdef O_BINARY
#define BX_RDONLY O_RDONLY | O_BINARY
#define BX_RDWR O_RDWR | O_BINARY
#else
#define BX_RDONLY O_RDONLY
#define BX_RDWR O_RDWR
#endif
Boolean
bx_floppy_ctrl_c::evaluate_media(unsigned type, char *path, floppy_t *media)
{
@ -1225,11 +1232,16 @@ bx_floppy_ctrl_c::evaluate_media(unsigned type, char *path, floppy_t *media)
media->fd = 0;
if (strcmp(bx_options.floppya.Opath->getptr (), SuperDrive))
#endif
media->fd = open(path, O_RDWR
#ifdef O_BINARY
| O_BINARY
#ifdef BX_WITH_WIN32
if ( (path[1] == ':') && (strlen(path) == 2) ) {
wsprintf(sTemp, "\\\\.\\%s", path);
media->fd = open(sTemp, BX_RDWR);
} else {
media->fd = open(path, BX_RDWR);
}
#else
media->fd = open(path, BX_RDWR);
#endif
);
if (media->fd < 0) {
BX_INFO(( "tried to open %s read/write: %s",path,strerror(errno) ));
@ -1239,11 +1251,16 @@ bx_floppy_ctrl_c::evaluate_media(unsigned type, char *path, floppy_t *media)
media->fd = 0;
if (strcmp(bx_options.floppya.Opath->getptr (), SuperDrive))
#endif
media->fd = open(path, O_RDONLY
#ifdef O_BINARY
| O_BINARY
#ifdef BX_WITH_WIN32
if ( (path[1] == ':') && (strlen(path) == 2) ) {
wsprintf(sTemp, "\\\\.\\%s", path);
media->fd = open(sTemp, BX_RDONLY);
} else {
media->fd = open(path, BX_RDONLY);
}
#else
media->fd = open(path, BX_RDONLY);
#endif
);
if (media->fd < 0) {
// failed to open read-only too
BX_INFO(( "tried to open %s read only: %s",path,strerror(errno) ));
@ -1257,9 +1274,14 @@ bx_floppy_ctrl_c::evaluate_media(unsigned type, char *path, floppy_t *media)
else
ret = fstat(media->fd, &stat_buf);
#elif BX_WITH_WIN32
// if ( (path[1] == ':') && (strlen(path) == 2) ) {
stat_buf.st_mode = S_IFCHR;
// maybe replace with code that sets ret to -1 if the disk is not available
ret = 0;
// } else {
// put code here for disk images
// ret = fstat(media->fd, &stat_buf);
// }
#else
// unix
ret = fstat(media->fd, &stat_buf);
@ -1323,7 +1345,7 @@ bx_floppy_ctrl_c::evaluate_media(unsigned type, char *path, floppy_t *media)
else if ( S_ISCHR(stat_buf.st_mode)
#if BX_WITH_MACOS == 0
#ifdef S_ISBLK
|| S_ISBLK(stat_buf.st_mode)
|| stat_buf.st_mode == S_IFBLK)
#endif
#endif
) {
@ -1366,3 +1388,4 @@ bx_floppy_ctrl_c::evaluate_media(unsigned type, char *path, floppy_t *media)
return(0);
}
}