/branches/dd/uspace/lib/libc/arch/ia32/include/syscall.h |
---|
36,8 → 36,25 |
#ifndef LIBC_ia32_SYSCALL_H_ |
#define LIBC_ia32_SYSCALL_H_ |
#include <syscall.h> |
#include <sys/types.h> |
#include <kernel/syscall/syscall.h> |
#define __syscall0 __syscall_sysenter |
#define __syscall1 __syscall_sysenter |
#define __syscall2 __syscall_sysenter |
#define __syscall3 __syscall_sysenter |
#define __syscall4 __syscall_sysenter |
#define __syscall5 __syscall_int |
#define __syscall6 __syscall_int |
extern sysarg_t |
__syscall_sysenter(const sysarg_t, const sysarg_t, const sysarg_t, const sysarg_t, |
const sysarg_t, const sysarg_t, const syscall_t); |
extern sysarg_t |
__syscall_int(const sysarg_t, const sysarg_t, const sysarg_t, const sysarg_t, |
const sysarg_t, const sysarg_t, const syscall_t); |
#endif |
/** @} |
/branches/dd/uspace/lib/libc/arch/ia32/include/atomic.h |
---|
36,11 → 36,11 |
#define LIBC_ia32_ATOMIC_H_ |
static inline void atomic_inc(atomic_t *val) { |
asm volatile ("lock incl %0\n" : "=m" (val->count)); |
asm volatile ("lock incl %0\n" : "+m" (val->count)); |
} |
static inline void atomic_dec(atomic_t *val) { |
asm volatile ("lock decl %0\n" : "=m" (val->count)); |
asm volatile ("lock decl %0\n" : "+m" (val->count)); |
} |
static inline long atomic_postinc(atomic_t *val) |
50,7 → 50,7 |
asm volatile ( |
"movl $1, %0\n" |
"lock xaddl %0, %1\n" |
: "=r" (r), "=m" (val->count) |
: "=r" (r), "+m" (val->count) |
); |
return r; |
63,14 → 63,14 |
asm volatile ( |
"movl $-1, %0\n" |
"lock xaddl %0, %1\n" |
: "=r" (r), "=m" (val->count) |
: "=r" (r), "+m" (val->count) |
); |
return r; |
} |
#define atomic_preinc(val) (atomic_postinc(val)+1) |
#define atomic_predec(val) (atomic_postdec(val)-1) |
#define atomic_preinc(val) (atomic_postinc(val) + 1) |
#define atomic_predec(val) (atomic_postdec(val) - 1) |
#endif |
/branches/dd/uspace/lib/libc/arch/ia32/include/ddi.h |
---|
33,43 → 33,72 |
#ifndef LIBC_ia32_DDI_H_ |
#define LIBC_ia32_DDI_H_ |
static inline void outb(int16_t port, uint8_t b) |
#include <sys/types.h> |
#include <libarch/types.h> |
#define IO_SPACE_BOUNDARY ((void *) (64 * 1024)) |
static inline uint8_t pio_read_8(ioport8_t *port) |
{ |
asm volatile ("outb %0, %1\n" :: "a" (b), "d" (port)); |
uint8_t val; |
asm volatile ( |
"inb %w[port], %b[val]\n" |
: [val] "=a" (val) |
: [port] "d" (port) |
); |
return val; |
} |
static inline void outw(int16_t port, int16_t w) |
static inline uint16_t pio_read_16(ioport16_t *port) |
{ |
asm volatile ("outw %0, %1\n" :: "a" (w), "d" (port)); |
uint16_t val; |
asm volatile ( |
"inw %w[port], %w[val]\n" |
: [val] "=a" (val) |
: [port] "d" (port) |
); |
return val; |
} |
static inline void outl(int16_t port, uint32_t l) |
static inline uint32_t pio_read_32(ioport32_t *port) |
{ |
asm volatile ("outl %0, %1\n" :: "a" (l), "d" (port)); |
uint32_t val; |
asm volatile ( |
"inl %w[port], %[val]\n" |
: [val] "=a" (val) |
: [port] "d" (port) |
); |
return val; |
} |
static inline uint8_t inb(int16_t port) |
static inline void pio_write_8(ioport8_t *port, uint8_t val) |
{ |
uint8_t val; |
asm volatile ("inb %1, %0 \n" : "=a" (val) : "d"(port)); |
return val; |
asm volatile ( |
"outb %b[val], %w[port]\n" |
:: [val] "a" (val), [port] "d" (port) |
); |
} |
static inline int16_t inw(int16_t port) |
static inline void pio_write_16(ioport16_t *port, uint16_t val) |
{ |
int16_t val; |
asm volatile ("inw %1, %0 \n" : "=a" (val) : "d"(port)); |
return val; |
asm volatile ( |
"outw %w[val], %w[port]\n" |
:: [val] "a" (val), [port] "d" (port) |
); |
} |
static inline uint32_t inl(int16_t port) |
static inline void pio_write_32(ioport32_t *port, uint32_t val) |
{ |
uint32_t val; |
asm volatile ("inl %1, %0 \n" : "=a" (val) : "d"(port)); |
return val; |
asm volatile ( |
"outl %[val], %w[port]\n" |
:: [val] "a" (val), [port] "d" (port) |
); |
} |
#endif |
/branches/dd/uspace/lib/libc/arch/ia32/include/config.h |
---|
36,8 → 36,7 |
#define LIBC_ia32_CONFIG_H_ |
#define PAGE_WIDTH 12 |
#define PAGE_SIZE (1<<PAGE_WIDTH) |
#define PAGE_COLOR_BITS 0 /* dummy */ |
#define PAGE_SIZE (1 << PAGE_WIDTH) |
#endif |