42 #define ARGS		0x900
45 #define MEM_BASE	0x12
46 #define MEM_EXT 	0x15
48 #define DRV_HARD	0x80
49 #define DRV_MASK	0x7f
51 #define TYPE_AD		0
116 	return (0);  in xfsread()
125 	v86.ebx = 0;  in bios_getmem()
128 		v86.addr = MEM_EXT;		/* int 0x15 function 0xe820*/  in bios_getmem()
129 		v86.eax = 0xe820;  in bios_getmem()
138 		if ((smap.type == SMAP_TYPE_MEMORY) && (smap.base == 0) &&  in bios_getmem()
143 		    (smap.base == 0x100000)) {  in bios_getmem()
152 		    (smap.base > 0x100000) && (smap.base < 0x100000000ull)) {  in bios_getmem()
159 			if (smap.base + size > 0x100000000ull)  in bios_getmem()
160 				size = 0x100000000ull - smap.base;  in bios_getmem()
167 	} while (v86.ebx != 0);  in bios_getmem()
170 	if (bios_basemem == 0) {  in bios_getmem()
171 		v86.ctl = 0;  in bios_getmem()
172 		v86.addr = 0x12;		/* int 0x12 */  in bios_getmem()
175 		bios_basemem = (v86.eax & 0xffff) * 1024;  in bios_getmem()
182 	if (bios_extmem == 0) {  in bios_getmem()
184 		v86.addr = 0x15;		/* int 0x15 function 0xe801*/  in bios_getmem()
185 		v86.eax = 0xe801;  in bios_getmem()
188 			bios_extmem = ((v86.ecx & 0xffff) +  in bios_getmem()
189 			    ((v86.edx & 0xffff) * 64)) * 1024;  in bios_getmem()
192 	if (bios_extmem == 0) {  in bios_getmem()
193 		v86.ctl = 0;  in bios_getmem()
194 		v86.addr = 0x15;		/* int 0x15 function 0x88*/  in bios_getmem()
195 		v86.eax = 0x8800;  in bios_getmem()
197 		bios_extmem = (v86.eax & 0xffff) * 1024;  in bios_getmem()
207 		high_heap_base = bios_extmem + 0x100000 - HEAP_MIN;  in bios_getmem()
221 	if (high_heap_size > 0) {  in main()
226 		    (roundup2(__base + (int32_t)&_end, 0x10000) - __base);  in main()
237 	dsk.start = 0;  in main()
246 	*cmd = '\0';  in main()
249 		*kname = '\0';  in main()
253 			cmd[(sz < 0) ? 0 : sz] = '\0';  in main()
255 		if (*cmd != '\0') {  in main()
261 			*cmd = '\0';  in main()
265 			if (*kname == '\0')  in main()
269 		autoboot = 0;  in main()
276 		if (*kname != '\0')  in main()
282 		dsk_meta = 0;  in main()
297 		*cmd = '\0';  in main()
298 		if (keyhit(0))  in main()
346 		fmt = 0;  in load()
353 	if (fmt == 0) {  in load()
354 		addr = hdr.ex.a_entry & 0xffffff;  in load()
381 		for (j = i = 0; i < hdr.eh.e_phnum && j < 2; i++) {  in load()
382 			if (xfsread(ino, ep + j, sizeof(ep[0])))  in load()
387 		for (i = 0; i < 2; i++) {  in load()
388 			p = PTOV(ep[i].p_paddr & 0xffffff);  in load()
396 			fs_off = hdr.eh.e_shoff + sizeof(es[0]) *  in load()
400 			for (i = 0; i < 2; i++) {  in load()
410 		addr = hdr.eh.e_entry & 0xffffff;  in load()
416 	    MAKEBOOTDEV(dev_maj[dsk.type], 0, dsk.unit, 0),  in load()
417 	    0, 0, 0, VTOP(&bootinfo));  in load()
430 	*dskupdated = 0;  in parse_cmds()
437 			*p++ = 0;  in parse_cmds()
441 					if (*(uint8_t *)PTOV(0x496) & 0x10) {  in parse_cmds()
451 					j = 0;  in parse_cmds()
452 					while ((unsigned int)(i = *arg++ - '0')  in parse_cmds()
455 					if (j > 0 && i == -'0') {  in parse_cmds()
464 				for (i = 0; c != optstr[i]; i++)  in parse_cmds()
472 				if (sio_init(115200 / comspeed) != 0)  in parse_cmds()
480 					drv = *arg - '0';  in parse_cmds()
487 				for (i = 0; arg[0] != dev_nm[i][0] ||  in parse_cmds()
493 				dsk.unit = *arg - '0';  in parse_cmds()
497 				dsk.part = *arg - '0';  in parse_cmds()
501 				if (arg[0] != ')')  in parse_cmds()
507 				    ? DRV_HARD : 0) + drv;  in parse_cmds()
518 	return (0);  in parse_cmds()