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https://gitlab.os-k.eu/os-k-team/os-k.git
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297 lines
9.4 KiB
C
297 lines
9.4 KiB
C
//----------------------------------------------------------------------------//
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// GNU GPL OS/K //
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// //
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// Desc: Kernel shell //
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// //
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// //
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// Copyright © 2018-2019 The OS/K Team //
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// //
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// This file is part of OS/K. //
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// //
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// OS/K is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 3 of the License, or //
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// any later version. //
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// //
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// OS/K is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY//without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
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//----------------------------------------------------------------------------//
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#include "shell.h"
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error_t CmdBeep(int argc, char **argv, char *cmdline)
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{
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IoDoBeep();
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return EOK;
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}
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error_t CmdStarWars(int argc, char **argv, char *cmdline)
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{
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IoDoStarWars();
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return EOK;
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}
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error_t CmdQuit(int argc, char **argv, char *cmdline)
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{
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PoShutdown();
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return EOK;
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}
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error_t CmdHelp(int argc, char **argv, char *cmdline)
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{
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uint i, count = 0;
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Command_t *cmd;
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if (argc == 1) {
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KernLog("List of all shell built-ins:\n");
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for (cmd = cmdtable; cmd->name != NULL; cmd++, count++) {
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KernLog("\t%s", cmd->name);
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for (i = strlen(cmd->name)/4; i<3; i++) {
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KernLog("\t");
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}
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KernLog("%s\n", cmd->help);
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}
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KernLog("End of list; %u commands total\n", count);
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}
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return EOK;
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}
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error_t CmdClear(int argc, char **argv, char *cmdline)
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{
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size_t i;
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for (i = 0; i < BtVideoInfo.framebufferHeight; i++)
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KernLog("\n");
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return EOK;
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}
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error_t CmdDate(int argc, char **argv, char *cmdline)
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{
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KernLog("%.10s\n", KeFormatCurTime());
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return EOK;
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}
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error_t CmdTime(int argc, char **argv, char *cmdline)
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{
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KernLog("%s\n", &KeFormatCurTime()[13]);
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return EOK;
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}
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error_t CmdMemMap(int argc, char **argv, char *cmdline)
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{
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MmPrintMemoryMap();
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return EOK;
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}
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error_t CmdMemUsage(int argc, char **argv, char *cmdline)
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{
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char var;
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(void)var;
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size_t stack_cur;
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size_t img_diff, stack_diff;
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size_t heap_start, heap_end;
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size_t heap_diff, heap_max;
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ulong flags = KePauseIRQs();
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heap_start = (size_t)_heap_start;
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heap_end = (size_t)_heap_end;
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heap_max = _heap_max;
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KeRestoreIRQs(flags);
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img_diff = (size_t)BtLoaderInfo.kernelEndAddr
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- (size_t)BtLoaderInfo.kernelAddr;
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stack_diff = (size_t)BtLoaderInfo.stackEndAddr
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- ((size_t)BtLoaderInfo.kernelEndAddr + 16);
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heap_diff = (size_t)heap_end - (size_t)heap_start;
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stack_cur = (size_t)BtLoaderInfo.stackEndAddr - (size_t)&var;
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KernLog("Kernel image\n");
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KernLog("\tstarts at:\t\t%p (%4luMB + %4luKB + %4luB)\n",
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BtLoaderInfo.kernelAddr,
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_ADDR_TO_MB((size_t)BtLoaderInfo.kernelAddr),
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_ADDR_TO_KB((size_t)BtLoaderInfo.kernelAddr),
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_ADDR_TO_B((size_t)BtLoaderInfo.kernelAddr));
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KernLog("\tends at:\t\t%p (%4luMB + %4luKB + %4luB)\n",
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(size_t)BtLoaderInfo.kernelEndAddr,
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_ADDR_TO_MB((size_t)BtLoaderInfo.kernelEndAddr),
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_ADDR_TO_KB((size_t)BtLoaderInfo.kernelEndAddr),
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_ADDR_TO_B((size_t)BtLoaderInfo.kernelEndAddr));
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KernLog("\tsize:\t\t\t%4luMB + %4luKB + %4luB (%p)\n",
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_ADDR_TO_MB(img_diff),
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_ADDR_TO_KB(img_diff),
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_ADDR_TO_B(img_diff),
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img_diff);
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KernLog("Kernel stack\n");
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KernLog("\tstarts at:\t\t%p (%4luMB + %4luKB + %4luB)\n",
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BtLoaderInfo.stackEndAddr,
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_ADDR_TO_MB((size_t)BtLoaderInfo.stackEndAddr),
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_ADDR_TO_KB((size_t)BtLoaderInfo.stackEndAddr),
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_ADDR_TO_B((size_t)BtLoaderInfo.stackEndAddr));
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KernLog("\tcurrently at:\t%p (%4luMB + %4luKB + %4luB)\n",
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(size_t)&var,
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_ADDR_TO_MB((size_t)&var),
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_ADDR_TO_KB((size_t)&var),
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_ADDR_TO_B((size_t)&var));
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KernLog("\tmin address:\t%p (%4luMB + %4luKB + %4luB)\n",
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(size_t)BtLoaderInfo.kernelEndAddr+16,
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_ADDR_TO_MB((size_t)BtLoaderInfo.kernelEndAddr+16),
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_ADDR_TO_KB((size_t)BtLoaderInfo.kernelEndAddr+16),
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_ADDR_TO_B((size_t)BtLoaderInfo.kernelEndAddr+16));
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KernLog("\tsize (cur):\t\t%4luMB + %4luKB + %4luB (%p)\n",
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_ADDR_TO_MB(stack_cur),
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_ADDR_TO_KB(stack_cur),
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_ADDR_TO_B(stack_cur),
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stack_cur);
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KernLog("\tsize (max):\t\t%4luMB + %4luKB + %4luB (%p)\n",
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_ADDR_TO_MB(stack_diff),
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_ADDR_TO_KB(stack_diff),
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_ADDR_TO_B(stack_diff),
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stack_diff);
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KernLog("Kernel heap\n");
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KernLog("\tstarts at:\t\t%p (%4luMB + %4luKB + %4luB)\n",
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heap_start, _ADDR_TO_MB(heap_start),
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_ADDR_TO_KB(heap_start),
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_ADDR_TO_B(heap_start));
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KernLog("\tends at:\t\t%p (%4luMB + %4luKB + %4luB)\n",
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heap_end, _ADDR_TO_MB(heap_end),
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_ADDR_TO_KB(heap_end),
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_ADDR_TO_B(heap_end));
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KernLog("\tmax addr:\t\t%p (%4luMB + %4luKB + %4luB)\n",
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heap_start + heap_max,
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_ADDR_TO_MB(heap_start + heap_max),
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_ADDR_TO_KB(heap_start + heap_max),
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_ADDR_TO_B(heap_start + heap_max));
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KernLog("\tsize (cur):\t\t%4luMB + %4luKB + %4luB (%p)\n",
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_ADDR_TO_MB(heap_diff),
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_ADDR_TO_KB(heap_diff),
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_ADDR_TO_B(heap_diff),
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heap_diff);
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KernLog("\tsize (max):\t\t%4luMB + %4luKB + %4luB (%p)\n",
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_ADDR_TO_MB(heap_max),
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_ADDR_TO_KB(heap_max),
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_ADDR_TO_B(heap_max),
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heap_max);
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return EOK;
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}
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extern void pstest(void);
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error_t CmdPsTest(int argc, char **argv, char *cmdline)
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{
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// pstest();
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return EOK;
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}
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error_t CmdDie(int argc, char **argv, char *cmdline)
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{
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*(char *)NULL += 1;
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return EOK;
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}
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error_t CmdPF(int argc, char **argv, char *cmdline)
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{
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/* if (argc != 2) */
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/* return EINVAL; */
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/* ulong address = atoul(argv[1]); */
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/* KernLog("print: %s, %d\n", argv[1], address); */
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/* *((char*)address) += 1; */
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for (int i = 0; i < 32; i++) {
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KernLog("%dGB ", i);
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*((char*)(i*GB)) = 1;
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}
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return EOK;
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}
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error_t CmdArgs(int argc, char **argv, char *cmdline)
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{
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int i;
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KernLog("cmdline: '%s'\nargc: %d\n", cmdline, argc);
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for (i = 0; i < argc; i++) {
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KernLog("argv[%d]: '%s'\n", i, argv[i]);
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}
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return EOK;
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}
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void MmInitPaging(void);
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error_t CmdReloadPage(int argc, char **argv, char *cmdline)
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{
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MmInitPaging();
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return EOK;
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}
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extern void KeStartShell(void);
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error_t CmdShell(int argc, char **argv, char *cmdline)
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{
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KeStartShell();
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return EOK;
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}
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error_t CmdStackOverflow(int argc, char **argv, char *cmdline)
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{
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CmdStackOverflow(0, 0, 0);
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return EOK;
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}
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//----------------------------------------------------------------------------//
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Command_t cmdtable[] =
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{
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{ "args", CmdArgs, "Print command line" },
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{ "beep", CmdBeep, "Make a beep" },
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{ "cls", CmdClear, "Clears standard output" },
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{ "date", CmdDate, "Print date" },
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{ "die", CmdDie, "Die painfully" },
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{ "exit", CmdQuit, "Initiate shutdown" },
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{ "help", CmdHelp, "Show this message" },
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{ "rpag", CmdReloadPage, "Reload the pages directory" },
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{ "march", CmdStarWars, "Play the Imperial March"},
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{ "mmap", CmdMemMap, "Show memory map" },
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{ "musage", CmdMemUsage, "Show memory statistics" },
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{ "pfault", CmdPF, "Provoke a PF. Usage : pfault <address>" },
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{ "pstest", CmdPsTest, "Scheduler test routine" },
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{ "quit", CmdQuit, "Alias for 'exit'" },
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{ "shell", CmdShell, "Start a new shell (nested)", },
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{ "stkov", CmdStackOverflow, "Provoke a stack overflow" },
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{ "time", CmdTime, "Print time" },
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{ NULL, NULL, NULL }
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};
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