pdc_pat_get_irt   223 arch/parisc/include/asm/pdcpat.h #define pdc_pat_get_irt(r_addr, cell_num)		PDC_BAD_PROC
pdc_pat_get_irt  1440 arch/parisc/kernel/firmware.c int pdc_pat_get_irt(void *r_addr, unsigned long cell_num)