重构内存分配器、增加中断支持、整理rust运行时环境 #4
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@ -2,6 +2,7 @@
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#define X86_64_INTERRUPT_H 1
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#define X86_64_INTERRUPT_H 1
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#include <types.h>
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#include <types.h>
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#include <utils.h>
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typedef struct __gate_descriptor_t
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typedef struct __gate_descriptor_t
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{
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{
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@ -11,7 +12,7 @@ typedef struct __gate_descriptor_t
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u16 offset_23;
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u16 offset_23;
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u32 offset_4567;
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u32 offset_4567;
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u32 reserved;
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u32 reserved;
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} gate_descriptor_t;
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} DISALIGNED gate_descriptor_t;
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// interrupt stack table,每个表项都指向tss
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// interrupt stack table,每个表项都指向tss
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// 需要加载寄存器IA32_INTERRUPT_SSP_TABLE
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// 需要加载寄存器IA32_INTERRUPT_SSP_TABLE
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@ -15,7 +15,7 @@ typedef enum __memm_page_size
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extern u64 PML4[512];
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extern u64 PML4[512];
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#define MEMM_PAGE_TABLE_FLAGS_AREA ((u64)0xfff)
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#define MEMM_PAGE_TABLE_FLAGS_MASK ((u64)0xfff)
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/* 页对齐掩码 */
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/* 页对齐掩码 */
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#define MEMM_4K_ALIGN_MASK ((u64)0xfff)
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#define MEMM_4K_ALIGN_MASK ((u64)0xfff)
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@ -33,7 +33,7 @@ bool lst_remove(lst_iterator_t *lst, usize left, usize right, bool force);
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/*
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/*
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在`lst`中添加一个线段[left,right)
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在`lst`中添加一个线段[left,right)
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force=true时忽略已经存在于`lst`中的线段
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force=true时忽略已经存在于`lst`中的线段
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force=false时若有存在于`lst`中的线段,只添加这些部分之外的线段,返回false,否则返回true
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force=false时若有存在于`lst`中的线段,不添加任何线段,返回false,否则返回true
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*/
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*/
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bool lst_add(lst_iterator_t *lst, usize left, usize right, bool force);
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bool lst_add(lst_iterator_t *lst, usize left, usize right, bool force);
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@ -3,14 +3,6 @@
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#include <types.h>
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#include <types.h>
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#define UTILS_BIT_GET(byte, bit) ((byte) & (1 << (bit)))
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#define UTILS_BIT_SET(byte, bit) ((byte) |= (1 << (bit)));
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#define UTILS_BIT_RESET(byte, bit) ((byte) &= ~(1 << (bit)));
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#define UTILS_BITMAP_GET(map, bit) (((u8 *)(map))[bit / 8] & (1 << ((bit) % 8)))
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#define UTILS_BITMAP_SET(map, bit) (((u8 *)(map))[bit / 8] |= (1 << ((bit) % 8)));
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#define UTILS_BITMAP_RESET(map, bit) (((u8 *)(map))[bit / 8] &= ~(1 << ((bit) % 8)));
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#define DISALIGNED __attribute__((packed))
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#define DISALIGNED __attribute__((packed))
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#endif
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#endif
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