Sun Microsystems Netra CP2500 - Manual (Page 68)

54 Netra CP2500 Board Programming Guide • March 2007
#if 1
#define PROM_SIZE 0x700000 /* 7 MBytes */
#endif
static char *help[14] = {
"0 -- read user flash PROM",
"1 -- write user flash PROM",
"2 -- identify user flash PROM",
"3 -- query blocks",
"4 -- lock blocks",
"5 -- clear all locks",
"6 -- erase blocks",
"q -- quit",
"?/h -- display this menu",
""
};
/*char get_cmd(); */
static char
get_cmd()
{
char buf[10];
gets(buf);
return (buf[0]);
}
/*
* Main
*/
main(int argc, char *argv[])
{
int n_byte; /* returned from pread/pwrite */
int size, offset, pat;
int fd0, h, i;
int fd, prom_id;
uflash_if_t uflash_if;
caddr_t r_buf, w_buf;
char *devname0 = "/dev/uflash0";
char c;
r_buf = (caddr_t)malloc(PROM_SIZE);
w_buf = (caddr_t)malloc(PROM_SIZE);
/*
* Open the user flash PROM.
*/
CODE EXAMPLE 3-6 Sample User Flash Application Program (Continued)