| /* { dg-do compile } */ |
| /* { dg-additional-options "-ftree-pre -fcode-hoisting" } */ |
| |
| __extension__ typedef __UINTPTR_TYPE__ uintptr_t; |
| |
| typedef unsigned char u8; |
| extern unsigned long pci_io_base; |
| u8 in_8 (const volatile void *); |
| int eeh_enabled (); |
| void eeh_check_failure (); |
| static inline |
| u8 eeh_readb(const volatile void *addr) |
| { |
| u8 val = in_8(addr); |
| if (((val) == (u8)~0 && eeh_enabled())) eeh_check_failure(); |
| return val; |
| } |
| extern struct ppc_pci_io { |
| void (*outb) (u8 val, unsigned long port); |
| } |
| ppc_pci_io; |
| static inline |
| u8 readb (const volatile void * addr) |
| { |
| return eeh_readb((addr)); |
| } |
| static inline |
| u8 inb (unsigned long port) |
| { |
| return readb((volatile void *)(uintptr_t)pci_io_base + port); |
| } |
| static inline |
| void outb (u8 val, unsigned long port) |
| { |
| if (ppc_pci_io.outb != ((void *)0)) ppc_pci_io.outb (val, port); |
| }; |
| void frob_econtrol(unsigned long base_hi, unsigned char m, unsigned char v) |
| { |
| unsigned char ectr = 0; |
| if (m != 0xff) ectr = inb((base_hi + 0x2)); |
| outb((ectr & ~m) ^ v, (base_hi + 0x2)); |
| } |
