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37 | 37 | ||
38 | #include <config.h> |
38 | #include <config.h> |
39 | #include <arch/types.h> |
39 | #include <arch/types.h> |
40 | #include <arch/register.h> |
40 | #include <arch/register.h> |
41 | 41 | ||
- | 42 | ||
- | 43 | #define IA64_IOSPACE_ADDRESS 0xE0000FFFFC000000ULL |
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- | 44 | ||
- | 45 | static inline void outb(uint64_t port,uint8_t v) |
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- | 46 | { |
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- | 47 | *((char *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))) = v; |
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- | 48 | asm volatile ("mf\n" ::: "memory"); |
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- | 49 | } |
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- | 50 | ||
- | 51 | ||
- | 52 | static inline uint8_t inb(uint64_t port) |
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- | 53 | { |
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- | 54 | asm volatile ("mf\n" ::: "memory"); |
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- | 55 | return *((char *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))); |
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- | 56 | } |
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- | 57 | ||
- | 58 | ||
- | 59 | ||
42 | /** Return base address of current stack |
60 | /** Return base address of current stack |
43 | * |
61 | * |
44 | * Return the base address of the current stack. |
62 | * Return the base address of the current stack. |
45 | * The stack is assumed to be STACK_SIZE long. |
63 | * The stack is assumed to be STACK_SIZE long. |
46 | * The stack must start on page boundary. |
64 | * The stack must start on page boundary. |