/* $OpenBSD: cmd_i386.c,v 1.1 2019/05/11 02:33:34 mlarkin Exp $ */ /* * Copyright (c) 1997-1999 Michael Shalayeff * Copyright (c) 1997 Tobias Weingartner * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * */ #include #include #include #include #include "disk.h" #include "biosdev.h" #include "libsa.h" #include #include "efiboot.h" #include "efidev.h" extern const char version[]; int Xboot(void); int Xcomaddr(void); int Xdiskinfo(void); int Xmemory(void); int Xregs(void); /* From gidt.S */ int bootbuf(void *, int); const struct cmd_table cmd_machine[] = { { "comaddr", CMDT_CMD, Xcomaddr }, { "diskinfo", CMDT_CMD, Xdiskinfo }, { "memory", CMDT_CMD, Xmemory }, { "video", CMDT_CMD, Xvideo_efi }, { "gop", CMDT_CMD, Xgop_efi }, { "exit", CMDT_CMD, Xexit_efi }, { "poweroff", CMDT_CMD, Xpoweroff_efi }, #ifdef DEBUG { "regs", CMDT_CMD, Xregs }, #endif { NULL, 0 } }; int Xdiskinfo(void) { efi_dump_diskinfo(); return 0; } #ifdef DEBUG int Xregs(void) { DUMP_REGS; return 0; } #endif int Xmemory(void) { if (cmd.argc >= 2) { int i; /* parse the memory specs */ for (i = 1; i < cmd.argc; i++) { char *p; long long addr, size; p = cmd.argv[i]; size = strtoll(p + 1, &p, 0); /* Size the size */ switch (*p) { case 'G': case 'g': size *= 1024; case 'M': case 'm': size *= 1024; case 'K': case 'k': size *= 1024; p++; } /* Handle (possibly non-existent) address part */ switch (*p) { case '@': addr = strtoll(p + 1, NULL, 0); break; /* Adjust address if we don't need it */ default: if (cmd.argv[i][0] == '=') addr = -1; else addr = 0; } if (addr == 0 || size == 0) { printf("bad language\n"); return 0; } else { switch (cmd.argv[i][0]) { case '-': mem_delete(addr, addr + size); break; case '+': mem_add(addr, addr + size); break; case '=': mem_limit(size); break; default : printf("bad OP\n"); return 0; } } } } dump_biosmem(NULL); return 0; } int Xcomaddr(void) { extern int com_addr; if (cmd.argc >= 2) com_addr = (int)strtol(cmd.argv[1], NULL, 0); return 0; }