/*;*<*>********************************************************
* ram_addr_test
*
* This performs a destructive test on the range of ram specified
*
* 1) Write 0s to all ram and check all written to 0
* 2) Perform addr line check
* Note: This routine or the functions called must only use memory
* on the stack
**start*/
enum inite_return ram_addr_test(char *lower_addr, char *upper_addr)
{
register int mask;
if (lower_addr >= upper_addr)
return PASS;
fill_ram(lower_addr, upper_addr,TEST1_VALUE);
if ((int)verify_ram(lower_addr,upper_addr,TEST1_VALUE) == (int) FAIL)
return FAIL;
*lower_addr = TEST2_VALUE;
if ((int)verify_ram(lower_addr+1,upper_addr,TEST1_VALUE) == (int) FAIL)
return FAIL;
*lower_addr = TEST1_VALUE;
for (mask=1; (lower_addr+mask)<=upper_addr; mask <<= 1) {
if (addr_test(lower_addr,upper_addr,lower_addr+mask)==FAIL){
return FAIL;
}
}
fill_ram(lower_addr, upper_addr, FILL_MEM_VALUE);
if (verify_ram(lower_addr,upper_addr,FILL_MEM_VALUE) == (int) FAIL)
return FAIL;
return PASS;
} /*end ram_addr_test*/
/*;*<*>********************************************************
* ext_banked_ram_test
*
**start*/
enum inite_return ext_banked_ram_test(void)
{
enum ram_bank_number bank_loop;
hw_ram_bank_set(RAM_BANK_0);
if ( (int)FAIL == (int)ram_test((char *)LOWER_BANKED_RAM_ADDR,
(char *)UPPER_BANKED_RAM_ADDR
)
)
{
return FAIL;
}
if (verify_ram_bank_switch((char *)LOWER_BANKED_RAM_ADDR) == FAIL) {
return FAIL;
}
/*
* Fill the banks with data
*/
for (bank_loop=RAM_BANK_0;
(int) bank_loop < (int) RAM_BANK_END;
bank_loop++)
{
hw_ram_bank_set(bank_loop);
fill_ram((char *)LOWER_BANKED_RAM_ADDR,
(char *)UPPER_BANKED_RAM_ADDR,
FILL_MEM_VALUE);
}
return PASS;
} /*end ext_banked_ram_test*/
void OLED::clear() {
fill_ram(0x00);
}
