19 lines
615 B
C
19 lines
615 B
C
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#include "syslib.h"
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PUBLIC int sys_physcopy(src_phys, dst_phys, bytes)
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phys_bytes src_phys; /* source physical address */
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phys_bytes dst_phys; /* destination physical address */
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phys_bytes bytes; /* how many bytes */
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{
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/* Transfer a block of data. This uses absolute memory addresses only. Use
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* sys_umap to convert a virtual address into a physical address if needed.
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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_ADDR = (long) src_phys;
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copy_mess.CP_DST_ADDR = (long) dst_phys;
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copy_mess.CP_NR_BYTES = (long) bytes;
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return(_taskcall(SYSTASK, SYS_PHYSCOPY, ©_mess));
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}
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