boot12.asm

一个微型操作系统源码

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;;                                                                          ;;
;;          "BootProg" Loader v 1.2 by Alexei A. Frounze (c) 2000           ;;
;;                                                                          ;;
;;                                                                          ;;
;;                            Contact Information:                          ;;
;;                            ~~~~~~~~~~~~~~~~~~~~                          ;;
;; E-Mail:   [e-mail]                                                ;;
;; Homepage: http://alexfru.chat.ru                                         ;;
;; Mirror:   http://members.xoom.com/alexfru                                ;;
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;;                                                                          ;;
;;                                  Thanks:                                 ;;
;;                                  ~~~~~~~                                 ;;
;;      Thanks Thomas Kjoernes (aka NowhereMan) for his excelent idea       ;;
;;                                                                          ;;
;;                                                                          ;;
;;                                 Features:                                ;;
;;                                 ~~~~~~~~~                                ;;
;; - FAT12 supported                                                        ;;
;;                                                                          ;;
;; - Loads particular COM or EXE file placed to the root directory of a disk;;
;;   ("ProgramName" variable holds name of a file to be loaded)             ;;
;;                                                                          ;;
;; - Provides simple information about errors occured during load process   ;;
;;   ("RE" message stands for "Read Error",                                 ;;
;;    "NF" message stands for "file Not Found")                             ;;
;;                                                                          ;;
;;                                                                          ;;
;;                             Known Limitations:                           ;;
;;                             ~~~~~~~~~~~~~~~~~~                           ;;
;; - Works only on the 1st MBR partition which must be a PRI DOS partition  ;;
;;   with FAT12 (File System ID: 1)                                         ;;
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;;                                                                          ;;
;;                                Known Bugs:                               ;;
;;                                ~~~~~~~~~~~                               ;;
;; - All bugs are fixed as far as I know. The boot sector tested on the     ;;
;;   following types of diskettes: 360KB 5"25, 1.2MB 5"25, 1.44MB 3"5.      ;;
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;;                                Memory Map:                               ;;
;;                                ~~~~~~~~~~~                               ;;
;;                 谀哪哪哪哪哪哪哪哪哪哪哪目                               ;;
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