-Convert the include directory over to using bsdmake syntax -Update/add mkfiles -Modify install(1) so that it can create symlinks -Update makefiles to use new install(1) options -Rename /usr/include/ibm to /usr/include/i386 -Create /usr/include/machine symlink to arch header files -Move vm_i386.h to its new home in the /usr/include/i386 -Update source files to #include the header files at their new homes. -Add new gnu-includes target for building GCC headers
61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
/* int86.h - 8086 interrupt types Author: Kees J. Bot
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* 3 May 2000
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*/
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/* Registers used in an PC real mode call for BIOS or DOS services. A
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* driver is called through the vector if the interrupt number is zero.
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*/
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union reg86 {
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struct l {
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u32_t ef; /* 32 bit flags (output only) */
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u32_t vec; /* Driver vector (input only) */
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u32_t _ds_es[1];
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u32_t eax; /* 32 bit general registers */
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u32_t ebx;
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u32_t ecx;
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u32_t edx;
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u32_t esi;
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u32_t edi;
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u32_t ebp;
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} l;
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struct w {
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u16_t f, _ef[1]; /* 16 bit flags (output only) */
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u16_t off, seg; /* Driver vector (input only) */
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u16_t ds, es; /* DS and ES real mode segment regs */
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u16_t ax, _eax[1]; /* 16 bit general registers */
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u16_t bx, _ebx[1];
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u16_t cx, _ecx[1];
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u16_t dx, _edx[1];
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u16_t si, _esi[1];
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u16_t di, _edi[1];
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u16_t bp, _ebp[1];
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} w;
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struct b {
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u8_t intno, _intno[3]; /* Interrupt number (input only) */
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u8_t _vec[4];
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u8_t _ds_es[4];
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u8_t al, ah, _eax[2]; /* 8 bit general registers */
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u8_t bl, bh, _ebx[2];
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u8_t cl, ch, _ecx[2];
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u8_t dl, dh, _edx[2];
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u8_t _esi[4];
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u8_t _edi[4];
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u8_t _ebp[4];
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} b;
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};
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struct reg86u { union reg86 u; }; /* Better for forward declarations */
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/* Parameters passed on ioctls to the memory task. */
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struct mio_int86 { /* MIOCINT86 */
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union reg86 reg86; /* x86 registers as above */
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u16_t off, seg; /* Address of kernel buffer */
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void *buf; /* User data buffer */
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size_t len; /* Size of user buffer */
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};
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struct mio_ldt86 { /* MIOCGLDT86, MIOCSLDT86 */
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size_t idx; /* Index in process' LDT */
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u16_t entry[4]; /* One LDT entry to get or set. */
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};
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