| 39,6 → 39,24 |
|---|
| #include <arch/types.h> |
| #include <arch/register.h> |
| |
| |
| #define IA64_IOSPACE_ADDRESS 0xE0000FFFFC000000ULL |
| |
| static inline void outb(uint64_t port,uint8_t v) |
| { |
| *((char *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))) = v; |
| asm volatile ("mf\n" ::: "memory"); |
| } |
| |
| |
| static inline uint8_t inb(uint64_t port) |
| { |
| asm volatile ("mf\n" ::: "memory"); |
| return *((char *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))); |
| } |
| |
| |
| |
| /** Return base address of current stack |
| * |
| * Return the base address of the current stack. |