1991/0823/pc/main.c (diff list | history)

1991/0823/sys/src/9/pc/main.c:13,24 – 1991/0827/sys/src/9/pc/main.c:13,24 (short | long | prev | next)
1991/0716		void
1991/0702		main(void)
1991/0625		{
1991/0719		a20enable();
1991/0827		meminit();
1991/0711		machinit(); confinit();
1991/0703		screeninit();
1991/0716		printinit();
1991/0823		print("%lud K bytes of physical memory\n", 1024 + conf.npage1*BY2PG/1024);
1991/0827		print("%ludK bytes of physical memory\n", (conf.base1 + conf.npage1*BY2PG)/1024);
1991/0711		mmuinit();
1991/0718		trapinit();
1991/0719		kbdinit();
1991/0823/sys/src/9/pc/main.c:174,187 – 1991/0827/sys/src/9/pc/main.c:174,187
1991/0711		break; x += 0x3141526; }
1991/0823		conf.npage1 = (i-2)*1024/4;
1991/0719		conf.base1 = 1024*1024;
1991/0827		conf.base1 = 0x100000; conf.npage1 = ((i-1)*1024*1024 - conf.base1)/BY2PG;
1991/0711		conf.npage = conf.npage0 + conf.npage1;
1991/0801		conf.maxialloc = 2*1024*1024;
1991/0711		mul = 1;
1991/0719		conf.nproc = 20 + 20*mul;
1991/0827		conf.nproc = 10 + 10*mul;
1991/0711		conf.npgrp = conf.nproc/2; conf.nseg = conf.nproc*3; conf.npagetab = (conf.nseg*14)/10;
1991/0823/sys/src/9/pc/main.c:198,204 – 1991/0827/sys/src/9/pc/main.c:198,204
1991/0711		conf.nmntbuf = conf.nmntdev+3; conf.nmnthdr = 2*conf.nmntdev; conf.nsrv = 16*mul; /* was 32 */ conf.nbitmap = 512*mul;
1991/0827		conf.nbitmap = 256*mul;
1991/0711		conf.nbitbyte = conf.nbitmap*1024*screenbits(); conf.nfont = 10*mul; conf.nnoifc = 1;
1991/0823/sys/src/9/pc/main.c:296,304 – 1991/0827/sys/src/9/pc/main.c:296,304
1991/0803		* enable address bit 20 */ void a20enable(void)
1991/0827		meminit(void)
1991/0803		{ outb(Head, A20ena);
1991/0827		outb(Head, A20ena); /* enable memory address bit 20 */
1991/0803		} /*