Cleaned up system call library. Added new alert() trap to replace notify() --- current notify will be removed and alert() will be called notify() later.
29 lines
1 KiB
C
29 lines
1 KiB
C
#include "syslib.h"
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PUBLIC int sys_vircopy(src_proc, src_seg, src_vir,
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dst_proc, dst_seg, dst_vir, bytes)
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int src_proc; /* source process */
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int src_seg; /* source memory segment */
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vir_bytes src_vir; /* source virtual address */
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int dst_proc; /* destination process */
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int dst_seg; /* destination memory segment */
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vir_bytes dst_vir; /* destination virtual address */
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phys_bytes bytes; /* how many bytes */
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{
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/* Transfer a block of data. The source and destination can each either be a
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* process number or SELF (to indicate own process number). Virtual addresses
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* are offsets within LOCAL_SEG (text, stack, data), REMOTE_SEG, or BIOS_SEG.
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*/
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message copy_mess;
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if (bytes == 0L) return(OK);
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copy_mess.CP_SRC_PROC_NR = src_proc;
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copy_mess.CP_SRC_SPACE = src_seg;
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copy_mess.CP_SRC_ADDR = (long) src_vir;
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copy_mess.CP_DST_PROC_NR = dst_proc;
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copy_mess.CP_DST_SPACE = dst_seg;
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copy_mess.CP_DST_ADDR = (long) dst_vir;
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copy_mess.CP_NR_BYTES = (long) bytes;
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return(_taskcall(SYSTASK, SYS_VIRCOPY, ©_mess));
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}
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