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| Rev 3597 | Rev 4377 | ||
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| 34 | 34 | ||
| 35 | #ifndef KERN_ia64_ASM_H_ |
35 | #ifndef KERN_ia64_ASM_H_ |
| 36 | #define KERN_ia64_ASM_H_ |
36 | #define KERN_ia64_ASM_H_ |
| 37 | 37 | ||
| 38 | #include <config.h> |
38 | #include <config.h> |
| - | 39 | #include <typedefs.h> |
|
| 39 | #include <arch/types.h> |
40 | #include <arch/types.h> |
| 40 | #include <arch/register.h> |
41 | #include <arch/register.h> |
| 41 | 42 | ||
| 42 | typedef uint64_t ioport_t; |
- | |
| 43 | - | ||
| 44 | #define IA64_IOSPACE_ADDRESS 0xE001000000000000ULL |
43 | #define IA64_IOSPACE_ADDRESS 0xE001000000000000ULL |
| 45 | 44 | ||
| 46 | static inline void outb(ioport_t port,uint8_t v) |
45 | static inline void pio_write_8(ioport8_t *port, uint8_t v) |
| 47 | { |
46 | { |
| - | 47 | uintptr_t prt = (uintptr_t) port; |
|
| - | 48 | ||
| - | 49 | *((ioport8_t *)(IA64_IOSPACE_ADDRESS + |
|
| 48 | *((uint8_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))) = v; |
50 | ((prt & 0xfff) | ((prt >> 2) << 12)))) = v; |
| 49 | 51 | ||
| 50 | asm volatile ("mf\n" ::: "memory"); |
52 | asm volatile ("mf\n" ::: "memory"); |
| 51 | } |
53 | } |
| 52 | 54 | ||
| 53 | static inline void outw(ioport_t port,uint16_t v) |
55 | static inline void pio_write_16(ioport16_t *port, uint16_t v) |
| 54 | { |
56 | { |
| - | 57 | uintptr_t prt = (uintptr_t) port; |
|
| - | 58 | ||
| - | 59 | *((ioport16_t *)(IA64_IOSPACE_ADDRESS + |
|
| 55 | *((uint16_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))) = v; |
60 | ((prt & 0xfff) | ((prt >> 2) << 12)))) = v; |
| 56 | 61 | ||
| 57 | asm volatile ("mf\n" ::: "memory"); |
62 | asm volatile ("mf\n" ::: "memory"); |
| 58 | } |
63 | } |
| 59 | 64 | ||
| 60 | static inline void outl(ioport_t port,uint32_t v) |
65 | static inline void pio_write_32(ioport32_t *port, uint32_t v) |
| 61 | { |
66 | { |
| - | 67 | uintptr_t prt = (uintptr_t) port; |
|
| - | 68 | ||
| - | 69 | *((ioport32_t *)(IA64_IOSPACE_ADDRESS + |
|
| 62 | *((uint32_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))) = v; |
70 | ((prt & 0xfff) | ((prt >> 2) << 12)))) = v; |
| 63 | 71 | ||
| 64 | asm volatile ("mf\n" ::: "memory"); |
72 | asm volatile ("mf\n" ::: "memory"); |
| 65 | } |
73 | } |
| 66 | 74 | ||
| 67 | - | ||
| 68 | - | ||
| 69 | static inline uint8_t inb(ioport_t port) |
75 | static inline uint8_t pio_read_8(ioport8_t *port) |
| 70 | { |
76 | { |
| - | 77 | uintptr_t prt = (uintptr_t) port; |
|
| - | 78 | ||
| 71 | asm volatile ("mf\n" ::: "memory"); |
79 | asm volatile ("mf\n" ::: "memory"); |
| 72 | 80 | ||
| - | 81 | return *((ioport8_t *)(IA64_IOSPACE_ADDRESS + |
|
| 73 | return *((uint8_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))); |
82 | ((prt & 0xfff) | ((prt >> 2) << 12)))); |
| 74 | } |
83 | } |
| 75 | 84 | ||
| 76 | static inline uint16_t inw(ioport_t port) |
85 | static inline uint16_t pio_read_16(ioport16_t *port) |
| 77 | { |
86 | { |
| - | 87 | uintptr_t prt = (uintptr_t) port; |
|
| - | 88 | ||
| 78 | asm volatile ("mf\n" ::: "memory"); |
89 | asm volatile ("mf\n" ::: "memory"); |
| 79 | 90 | ||
| - | 91 | return *((ioport16_t *)(IA64_IOSPACE_ADDRESS + |
|
| 80 | return *((uint16_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xffE) | ( (port >> 2) << 12 )))); |
92 | ((prt & 0xfff) | ((prt >> 2) << 12)))); |
| 81 | } |
93 | } |
| 82 | 94 | ||
| 83 | static inline uint32_t inl(ioport_t port) |
95 | static inline uint32_t pio_read_32(ioport32_t *port) |
| 84 | { |
96 | { |
| - | 97 | uintptr_t prt = (uintptr_t) port; |
|
| - | 98 | ||
| 85 | asm volatile ("mf\n" ::: "memory"); |
99 | asm volatile ("mf\n" ::: "memory"); |
| 86 | 100 | ||
| - | 101 | return *((ioport32_t *)(IA64_IOSPACE_ADDRESS + |
|
| 87 | return *((uint32_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))); |
102 | ((prt & 0xfff) | ((prt >> 2) << 12)))); |
| 88 | } |
103 | } |
| 89 | 104 | ||
| 90 | - | ||
| 91 | - | ||
| 92 | /** Return base address of current stack |
105 | /** Return base address of current stack |
| 93 | * |
106 | * |
| 94 | * Return the base address of the current stack. |
107 | * Return the base address of the current stack. |
| 95 | * The stack is assumed to be STACK_SIZE long. |
108 | * The stack is assumed to be STACK_SIZE long. |
| 96 | * The stack must start on page boundary. |
109 | * The stack must start on page boundary. |
| Line 340... | Line 353... | ||
| 340 | 353 | ||
| 341 | extern void cpu_halt(void); |
354 | extern void cpu_halt(void); |
| 342 | extern void cpu_sleep(void); |
355 | extern void cpu_sleep(void); |
| 343 | extern void asm_delay_loop(uint32_t t); |
356 | extern void asm_delay_loop(uint32_t t); |
| 344 | 357 | ||
| 345 | extern void switch_to_userspace(uintptr_t entry, uintptr_t sp, uintptr_t bsp, uintptr_t uspace_uarg, uint64_t ipsr, uint64_t rsc); |
358 | extern void switch_to_userspace(uintptr_t, uintptr_t, uintptr_t, uintptr_t, |
| - | 359 | uint64_t, uint64_t); |
|
| 346 | 360 | ||
| 347 | #endif |
361 | #endif |
| 348 | 362 | ||
| 349 | /** @} |
363 | /** @} |
| 350 | */ |
364 | */ |