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Change port value from lpt1alt to lpt3. Other formatting changes. 

git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@229 81a1dc3b-b13d-400b-aceb-764788c761c2
This commit is contained in:
Eric Weddington 2003-02-24 21:02:01 +00:00
parent ae9b29da6a
commit d75941adc7
1 changed files with 133 additions and 130 deletions
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239
ppiwin.c
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@ -47,24 +47,23 @@ extern char *progname;
#define DEVICE_LPT1 "lpt1"
#define DEVICE_LPT2 "lpt2"
#define DEVICE_LPT1ALT "lpt1alt"
#define DEVICE_LPT1 "lpt1"
#define DEVICE_LPT2 "lpt2"
#define DEVICE_LPT3 "lpt3"
#define DEVICE_MAX 3
typedef struct
{
const char *name;
int base_address;
const char *name;
int base_address;
} winpp;
static const winpp winports[DEVICE_MAX] =
{
{DEVICE_LPT1, 0x378},
{DEVICE_LPT2, 0x278},
{DEVICE_LPT1ALT, 0x3BC},
{DEVICE_LPT1, 0x378},
{DEVICE_LPT2, 0x278},
{DEVICE_LPT3, 0x3BC},
};
@ -85,72 +84,72 @@ static void outb(unsigned char value, unsigned short port);
int ppi_open(char *port)
{
unsigned char i;
int fd;
int fd;
fd = winnt_pp_open();
fd = winnt_pp_open();
if(fd < 0)
{
fprintf(stderr, "%s: can't open device \"giveio\"\n\n", progname);
return(-1);
}
if(fd < 0)
{
fprintf(stderr, "%s: can't open device \"giveio\"\n\n", progname);
return(-1);
}
/* Search the windows port names for a match */
fd = -1;
for(i = 0; i < DEVICE_MAX; i++)
{
if(strcmp(winports[i].name, port) == 0)
{
/* Set the file descriptor with the Windows parallel port base address. */
fd = winports[i].base_address;
break;
}
}
if(fd < 0)
{
fprintf(stderr, "%s: can't open device \"%s\"\n\n", progname, port);
return(-1);
}
/* Search the windows port names for a match */
fd = -1;
for(i = 0; i < DEVICE_MAX; i++)
{
if(strcmp(winports[i].name, port) == 0)
{
/* Set the file descriptor with the Windows parallel port base address. */
fd = winports[i].base_address;
break;
}
}
if(fd < 0)
{
fprintf(stderr, "%s: can't open device \"%s\"\n\n", progname, port);
return(-1);
}
return(fd);
return(fd);
}
#define DRIVERNAME "\\\\.\\giveio"
static int winnt_pp_open(void)
{
// Only try to use giveio under Windows NT/2000/XP.
OSVERSIONINFO ver_info;
// Only try to use giveio under Windows NT/2000/XP.
OSVERSIONINFO ver_info;
memset(&ver_info, 0, sizeof(ver_info));
memset(&ver_info, 0, sizeof(ver_info));
ver_info.dwOSVersionInfoSize = sizeof(ver_info);
ver_info.dwOSVersionInfoSize = sizeof(ver_info);
if(!GetVersionEx(&ver_info))
{
return(-1);
}
else if(ver_info.dwPlatformId == VER_PLATFORM_WIN32_NT)
{
HANDLE h = CreateFile(DRIVERNAME,
GENERIC_READ,
0,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
if(!GetVersionEx(&ver_info))
{
return(-1);
}
else if(ver_info.dwPlatformId == VER_PLATFORM_WIN32_NT)
{
HANDLE h = CreateFile(DRIVERNAME,
GENERIC_READ,
0,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
if(h == INVALID_HANDLE_VALUE)
{
return(-1);
}
if(h == INVALID_HANDLE_VALUE)
{
return(-1);
}
/* Close immediately. The process now has the rights it needs. */
if(h != NULL)
{
CloseHandle(h);
}
}
/* Close immediately. The process now has the rights it needs. */
if(h != NULL)
{
CloseHandle(h);
}
}
return(0);
}
@ -159,7 +158,7 @@ static int winnt_pp_open(void)
void ppi_close(int fd)
{
return;
return;
}
@ -169,14 +168,14 @@ void ppi_close(int fd)
*/
int ppi_set(int fd, int reg, int bit)
{
unsigned char v;
unsigned short port;
unsigned char v;
unsigned short port;
port = port_get(fd, reg);
v = inb(port);
v |= bit;
outb(v, port);
return 0;
port = port_get(fd, reg);
v = inb(port);
v |= bit;
outb(v, port);
return 0;
}
@ -185,15 +184,15 @@ int ppi_set(int fd, int reg, int bit)
*/
int ppi_clr(int fd, int reg, int bit)
{
unsigned char v;
unsigned short port;
unsigned char v;
unsigned short port;
port = port_get(fd, reg);
v = inb(port);
v &= ~bit;
outb(v, port);
port = port_get(fd, reg);
v = inb(port);
v &= ~bit;
outb(v, port);
return 0;
return 0;
}
@ -202,12 +201,12 @@ int ppi_clr(int fd, int reg, int bit)
*/
int ppi_get(int fd, int reg, int bit)
{
unsigned char v;
unsigned char v;
v = inb(port_get(fd, reg));
v &= bit;
v = inb(port_get(fd, reg));
v &= bit;
return(v);
return(v);
}
@ -218,16 +217,16 @@ int ppi_get(int fd, int reg, int bit)
*/
int ppi_toggle(int fd, int reg, int bit)
{
unsigned char v;
unsigned short port;
unsigned char v;
unsigned short port;
port = port_get(fd, reg);
port = port_get(fd, reg);
v = inb(port);
v ^= bit;
outb(v, port);
v = inb(port);
v ^= bit;
outb(v, port);
return 0;
return 0;
}
@ -236,11 +235,11 @@ int ppi_toggle(int fd, int reg, int bit)
*/
int ppi_getall(int fd, int reg)
{
unsigned char v;
unsigned char v;
v = inb(port_get(fd, reg));
v = inb(port_get(fd, reg));
return((int)v);
return((int)v);
}
@ -251,8 +250,8 @@ int ppi_getall(int fd, int reg)
*/
int ppi_setall(int fd, int reg, int val)
{
outb((unsigned char)val, port_get(fd, reg));
return 0;
outb((unsigned char)val, port_get(fd, reg));
return 0;
}
@ -261,35 +260,35 @@ int ppi_setall(int fd, int reg, int val)
/* Calculate port address to access. */
static unsigned short port_get(int fd, int reg)
{
return((unsigned short)(fd + reg2offset(reg)));
return((unsigned short)(fd + reg2offset(reg)));
}
/* Convert register enum to offset of base address. */
static unsigned char reg2offset(int reg)
{
unsigned char offset = 0;
unsigned char offset = 0;
switch(reg)
{
case PPIDATA:
{
offset = 0;
break;
}
case PPISTATUS:
{
offset = 1;
break;
}
case PPICTRL:
{
offset = 2;
break;
}
}
switch(reg)
{
case PPIDATA:
{
offset = 0;
break;
}
case PPISTATUS:
{
offset = 1;
break;
}
case PPICTRL:
{
offset = 2;
break;
}
}
return(offset);
return(offset);
}
@ -297,10 +296,12 @@ static unsigned char reg2offset(int reg)
static unsigned char inb(unsigned short port)
{
unsigned char t;
asm volatile ("in %1, %0"
: "=a" (t)
: "d" (port));
return t;
asm volatile ("in %1, %0"
: "=a" (t)
: "d" (port));
return t;
}
@ -308,8 +309,10 @@ static unsigned char inb(unsigned short port)
static void outb(unsigned char value, unsigned short port)
{
asm volatile ("out %1, %0"
:
: "d" (port), "a" (value) );
:
: "d" (port), "a" (value) );
return;
}