| 4,10 → 4,22 |
|---|
| #define LOAD_BASE 0x00100000 |
| |
| |
| #define page_tabs 0xDF800000 |
| #define page_tabs 0xDDC00000 |
| |
| #define master_tab (page_tabs+(page_tabs>>10)) |
| |
| #define sel_tss 0x08 |
| |
| #define sel_os_stack 0x10 |
| #define sel_os_code 0x18 |
| |
| #define sel_app_code 0x23 |
| #define sel_app_data 0x2B |
| |
| #define sel_srv_code 0x31 |
| #define sel_srv_stack 0x39 |
| |
| |
| void printf (const char *format, ...); |
| |
| #define CALLER ((addr_t) __builtin_return_address(0)) |
| 53,8 → 65,7 |
|---|
| "pushfl\n\t" |
| "popl %0\n\t" |
| "cli\n" |
| : "=r" (tmp) |
| ); |
| : "=r" (tmp)); |
| return tmp; |
| } |
| |
| 70,11 → 81,10 |
|---|
| static inline count_t fnzb(u32_t arg) |
| { |
| count_t n; |
| asm volatile ("xorl %0, %0 \n\t" |
| asm volatile ( |
| "xorl %0, %0 \n\t" |
| "bsr %1, %0" |
| :"=&r" (n) |
| :"r"(arg) |
| ); |
| :"=&r"(n) :"r"(arg) ); |
| return n; |
| } |
| |
| 81,30 → 91,25 |
|---|
| static inline count_t _bsf(u32_t arg) |
| { |
| count_t n; |
| asm volatile ("xorl %0, %0 \n\t" |
| asm volatile ( |
| "xorl %0, %0 \n\t" |
| "bsf %1, %0" |
| :"=&r" (n) |
| :"r"(arg) |
| ); |
| :"=&r" (n) :"r"(arg)); |
| return n; |
| } |
| |
| static inline void _bts(u32_t *data, count_t val) |
| { |
| asm volatile ("bts %0, %1 \n\t" |
| : |
| :"g"(data), "r"(val) |
| :"cc" |
| ); |
| asm volatile ( |
| "bts %0, %1 \n\t" |
| ::"g"(data), "r"(val):"cc"); |
| } |
| |
| extern inline void _btr(u32_t *data, count_t val) |
| { |
| asm volatile ("btr %0, %1 \n\t" |
| : |
| :"g"(data), "r"(val) |
| :"cc" |
| ); |
| asm volatile ( |
| "btr %0, %1 \n\t" |
| ::"g"(data), "r"(val):"cc"); |
| } |
| |
| extern inline void* load_file(const char *path, size_t *size) |
| 124,4 → 129,63 |
|---|
| }; |
| |
| |
| /* reemain part |
| saved_box BOX |
| ipc_start dd ? |
| ipc_size dd ? |
| event_mask dd ? |
| debugger_slot dd ? |
| dd ? |
| keyboard_mode db ? |
| db 3 dup(?) |
| dir_table dd ? |
| dbg_event_mem dd ? |
| dbg_regs: |
| dbg_regs.dr0 dd ? |
| dbg_regs.dr1 dd ? |
| dbg_regs.dr2 dd ? |
| dbg_regs.dr3 dd ? |
| dbg_regs.dr7 dd ? |
| wnd_caption dd ? |
| wnd_clientbox BOX |
| */ |
| |
| //extern __fastcall void* load_file(const char *path, size_t *size); |
| |
| |
| typedef struct |
| { |
| u32_t edi; |
| u32_t esi; |
| u32_t ebp; |
| u32_t tmp; // esp |
| u32_t ebx; |
| u32_t edx; |
| u32_t ecx; |
| u32_t eax; |
| addr_t retaddr; |
| addr_t eip; |
| u32_t cs; |
| u32_t eflags; |
| addr_t esp; |
| u32_t ss; // 14*4 |
| |
| u32_t tid; // thread id |
| u32_t slot; // thread slot |
| |
| addr_t pdir; // |
| |
| u32_t thr_flags; // process is runnable only if zero |
| |
| int ticks_left; // number of scheduling ticks left */ |
| int quantum_size; // quantum size in ticks */ |
| |
| u32_t user_time; // user time in ticks |
| u32_t sys_time; // sys time in ticks |
| |
| }thr_t; |
| |
| #define EFL_IF 0x0200 |
| #define EFL_IOPL1 0x1000 |
| #define EFL_IOPL2 0x2000 |
| #define EFL_IOPL3 0x3000 |