Bell 32V development

[unix-history] / usr / include / sys / pcb.h

/*
  VAX process control block
*/

struct pcb {
       int
       pcb_ksp,        /* kernal stack pointer */
       pcb_esp,        /* exec stack pointer */
       pcb_ssp,        /* supervisor stack pointer */
       pcb_usp,        /* user stack pointer */
       pcb_r0, 
       pcb_r1, 
       pcb_r2, 
       pcb_r3, 
       pcb_r4, 
       pcb_r5, 
       pcb_r6, 
       pcb_r7, 
       pcb_r8, 
       pcb_r9, 
       pcb_r10, 
       pcb_r11, 
       pcb_r12, 
       pcb_r13, 
       pcb_pc,         /* program counter */
       pcb_psl,        /* program status longword */
       pcb_p0br,       /* seg 0 base register */
       pcb_p0lr,       /* seg 0 length register and astlevel */
       pcb_p1br,       /* seg 1 base register */
       pcb_p1lr,       /* seg 1 length register and pme */

/*
  Software pcb (extension)
*/

       pcb_szpt;       /* number of pages of user page table */

};