URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [trunk/] [newlib/] [newlib/] [libc/] [sys/] [sysnec810/] [write.c] - Diff between revs 40 and 1765

Rev 40	Rev 1765
`static volatile char data = (char )(0x20);`	`static volatile char data = (char )(0x20);`
`static volatile char control = (char )(0x24);`	`static volatile char control = (char )(0x24);`

`extern void _outb (volatile char*, unsigned char);`	`extern void _outb (volatile char*, unsigned char);`
`extern unsigned char _inb (volatile char*);`	`extern unsigned char _inb (volatile char*);`

`static unsigned char`	`static unsigned char`
`read_scc_reg (unsigned char n)`	`read_scc_reg (unsigned char n)`
`{`	`{`
`_outb (control, n);`	`_outb (control, n);`
`return _inb(control);`	`return _inb(control);`
`}`	`}`

`static void write_scc_data (unsigned char n)`	`static void write_scc_data (unsigned char n)`
`{`	`{`
`_outb (data, n);`	`_outb (data, n);`
`}`	`}`

`int`	`int`
`_write (int dev, void *buf, unsigned int len)`	`_write (int dev, void *buf, unsigned int len)`
`{`	`{`
`int i;`	`int i;`
`char string = (char)buf;`	`char string = (char)buf;`

`for (i = 0; i < len; i++)`	`for (i = 0; i < len; i++)`
`{`	`{`
`int j;`	`int j;`

`for (j = 0 ; j < 5000; j++)`	`for (j = 0 ; j < 5000; j++)`
`;`	`;`
`write_scc_data (string[i]);`	`write_scc_data (string[i]);`

`}`	`}`
`return len;`	`return len;`
`}`	`}`