mirror of https://gitlab.com/nakst/essence
56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
#ifndef ARCH_X86_PC_HEADER
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#define ARCH_X86_PC_HEADER
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#if !defined(ES_ARCH_X86_64) && !defined(ES_ARCH_X86_32)
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#error Included x86_pc.h but not targeting x86_32 or x86_64.
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#endif
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// --------------------------------- Standardised IO ports.
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#define IO_PIC_1_COMMAND (0x0020)
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#define IO_PIC_1_DATA (0x0021)
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#define IO_PIT_DATA (0x0040)
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#define IO_PIT_COMMAND (0x0043)
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#define IO_PS2_DATA (0x0060)
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#define IO_PC_SPEAKER (0x0061)
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#define IO_PS2_STATUS (0x0064)
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#define IO_PS2_COMMAND (0x0064)
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#define IO_RTC_INDEX (0x0070)
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#define IO_RTC_DATA (0x0071)
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#define IO_PIC_2_COMMAND (0x00A0)
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#define IO_PIC_2_DATA (0x00A1)
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#define IO_BGA_INDEX (0x01CE)
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#define IO_BGA_DATA (0x01CF)
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#define IO_ATA_1 (0x0170) // To 0x0177.
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#define IO_ATA_2 (0x01F0) // To 0x01F7.
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#define IO_COM_4 (0x02E8) // To 0x02EF.
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#define IO_COM_2 (0x02F8) // To 0x02FF.
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#define IO_ATA_3 (0x0376)
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#define IO_VGA_AC_INDEX (0x03C0)
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#define IO_VGA_AC_WRITE (0x03C0)
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#define IO_VGA_AC_READ (0x03C1)
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#define IO_VGA_MISC_WRITE (0x03C2)
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#define IO_VGA_MISC_READ (0x03CC)
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#define IO_VGA_SEQ_INDEX (0x03C4)
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#define IO_VGA_SEQ_DATA (0x03C5)
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#define IO_VGA_DAC_READ_INDEX (0x03C7)
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#define IO_VGA_DAC_WRITE_INDEX (0x03C8)
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#define IO_VGA_DAC_DATA (0x03C9)
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#define IO_VGA_GC_INDEX (0x03CE)
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#define IO_VGA_GC_DATA (0x03CF)
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#define IO_VGA_CRTC_INDEX (0x03D4)
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#define IO_VGA_CRTC_DATA (0x03D5)
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#define IO_VGA_INSTAT_READ (0x03DA)
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#define IO_COM_3 (0x03E8) // To 0x03EF.
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#define IO_ATA_4 (0x03F6)
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#define IO_COM_1 (0x03F8) // To 0x03FF.
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#define IO_PCI_CONFIG (0x0CF8)
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#define IO_PCI_DATA (0x0CFC)
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// --------------------------------- Forward declarations.
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uint8_t ACPIGetCenturyRegisterIndex();
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uintptr_t GetBootloaderInformationOffset();
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#endif
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