47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
//hos_defines.h
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//03/17/03 Josh Holtrop
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//Modified: 03/02/04
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#ifndef __HOS_HOS_DEFINES__
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#define __HOS_HOS_DEFINES__ __HOS_HOS_DEFINES__
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#define FREERAM_START 0x368000 // 0x368000 is first available byte (this is right after the initrd @ 2mb, 1440kb.
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#define MAX_RAM 0x40000000 //1gb maximum RAM supported
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#define PID_KERNEL 0x02 //kernel's PID
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#define PID_VMM 0x03
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#define PID_USER 0x10000 //user processes' start PID
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//these defines are the memory locations of values saved by the stage 2 bootloader
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#define BOOT_MEMMAP_ENTRIES 0xC009040A
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#define BOOT_FIRST_MEMMAP 0xC0092000
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#define BOOT_VIDEO_MODE 0xC0090002
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#define BOOT_VIDEO_MODE_INFO_BLOCK 0xC0090306
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#define BOOT_HASRD 0xC0090000
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typedef unsigned char byte;
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typedef unsigned short word;
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typedef unsigned int dword;
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typedef struct {
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dword lowdword;
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dword highdword;
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} __attribute__((packed)) qword;
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//overload the operator "new"
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void * operator new (dword size);
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//overload the operator "new[]"
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void * operator new[] (dword size);
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//overload the operator "delete"
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void operator delete (void *p);
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//overload the operator "delete[]"
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void operator delete[] (void *p);
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#endif
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