| 39,10 → 39,11 |
|---|
| #include <arch/types.h> |
| #include <arch/register.h> |
| |
| typedef uint64_t ioport_t; |
| |
| #define IA64_IOSPACE_ADDRESS 0xE001000000000000ULL |
| |
| static inline void outb(uint64_t port,uint8_t v) |
| static inline void outb(ioport_t port,uint8_t v) |
| { |
| *((uint8_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))) = v; |
| |
| 49,7 → 50,7 |
|---|
| asm volatile ("mf\n" ::: "memory"); |
| } |
| |
| static inline void outw(uint64_t port,uint16_t v) |
| static inline void outw(ioport_t port,uint16_t v) |
| { |
| *((uint16_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))) = v; |
| |
| 56,7 → 57,7 |
|---|
| asm volatile ("mf\n" ::: "memory"); |
| } |
| |
| static inline void outl(uint64_t port,uint32_t v) |
| static inline void outl(ioport_t port,uint32_t v) |
| { |
| *((uint32_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))) = v; |
| |
| 65,7 → 66,7 |
|---|
| |
| |
| |
| static inline uint8_t inb(uint64_t port) |
| static inline uint8_t inb(ioport_t port) |
| { |
| asm volatile ("mf\n" ::: "memory"); |
| |
| 72,7 → 73,7 |
|---|
| return *((uint8_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))); |
| } |
| |
| static inline uint16_t inw(uint64_t port) |
| static inline uint16_t inw(ioport_t port) |
| { |
| asm volatile ("mf\n" ::: "memory"); |
| |
| 79,7 → 80,7 |
|---|
| return *((uint16_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xffE) | ( (port >> 2) << 12 )))); |
| } |
| |
| static inline uint32_t inl(uint64_t port) |
| static inline uint32_t inl(ioport_t port) |
| { |
| asm volatile ("mf\n" ::: "memory"); |
| |
| 98,9 → 99,14 |
|---|
| { |
| uint64_t v; |
| |
| asm volatile ("and %0 = %1, r12" : "=r" (v) : "r" (~(STACK_SIZE-1))); |
| //I'm not sure why but this code bad inlines in scheduler, |
| //so THE shifts about 16B and causes kernel panic |
| //asm volatile ("and %0 = %1, r12" : "=r" (v) : "r" (~(STACK_SIZE-1))); |
| //return v; |
| |
| return v; |
| //this code have the same meaning but inlines well |
| asm volatile ("mov %0 = r12" : "=r" (v) ); |
| return v & (~(STACK_SIZE-1)); |
| } |
| |
| /** Return Processor State Register. |
| 152,6 → 158,16 |
|---|
| return v; |
| } |
| |
| static inline uint64_t cr64_read(void) |
| { |
| uint64_t v; |
| |
| asm volatile ("mov %0 = cr64\n" : "=r" (v)); |
| |
| return v; |
| } |
| |
| |
| /** Write ITC (Interval Timer Counter) register. |
| * |
| * @param v New counter value. |