Thread View: comp.bugs.2bsd
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Started by Steven M. Schultz
Sat, 18 May 1991 06:21
/boot,/mdec,[T]MSCP (Part 6 of 22)
Author: Steven M. Schultz
Date: Sat, 18 May 1991 06:21
Date: Sat, 18 May 1991 06:21
57 lines
1994 bytes
1994 bytes
Subject: Part 6 of 22 /boot,/mdec,[T]MSCP updates Index: /sys/<many>, /usr/src/etc/<several> 2.11BSD Description: Repeat-By: Fix: See part 0 (the README) for the Description, the Reason and the instructions on how update your system. This is part 6 of 22 The booting device's CSR and unit number being passed from 'boot' are saved for later use in a [auto]reboot. *** /usr/src/sys/pdp/mch_start.s.old Mon Jul 4 13:07:21 1988 --- /usr/src/sys/pdp/mch_start.s Sat Apr 20 21:44:52 1991 *************** *** 64,69 **** --- 64,71 ---- beq 1f mov $RB_SINGLE,r4 / r4 = RB_SINGLE 1: + mov r1,_bootcsr / save boot controller csr + mov r3,_bootdev / save boot device major,unit mov r4,_boothowto / save boot flags mov $_initflags+6,r2 / get a pointer to the \0 in _initflags mov r4,r1 / r1 = boot options *************** *** 99,105 **** * Icode is copied out to process 1 to exec /etc/init. * If the exec fails, process 1 exits. */ ! .globl _initflags, _szicode, _boothowto ENTRY(icode) mov $argv-_icode,-(sp) --- 101,107 ---- * Icode is copied out to process 1 to exec /etc/init. * If the exec fails, process 1 exits. */ ! .globl _initflags, _szicode, _boothowto, _bootcsr, _bootdev ENTRY(icode) mov $argv-_icode,-(sp) *************** *** 120,125 **** --- 122,131 ---- _szicode-_icode _boothowto: 0 / boot flags passed by boot + _bootdev: + 0 / boot major#,unit + _bootcsr: + 0 / csr of booting controller .text
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