Hi Michael, To avoid confusing, I re-download the HIMEM64 (Jan 16) / EMM386 (MAR 24) from your site and try again, the KBC A20 run properly (though it beep continuously for 6 second) under:
1) QuickView (with P/MODE patched) 2) MPXPlay (with DOS32A and DOS4GW) Below is my test machine's hardware configuration detect by COMPINFO: ---- System Memory: 640k base 0k extended 198.59k of 640.00k (31.03%) used XMS: Version 3.0 51,993k available 119 handles available EMS: None CPU is Intel Pentium MMX operating at 200 MHz This FPU does not have the Pentium math bug. :-) ISA/PCI Subsystem detected PCI Bus version is 2.16 There is 1 PCI bus There are 6 PCI devices Bus 0 Device 0 Function 0 Vendor: 0x10B9 Acer Labs Inc Device: 0x1531 ALI M1531 Alladin IV Header type: non-bridge Device type: single-function Device class: 0x0600 (host processor bridge) Bus 0 Device 2 Function 0 Vendor: 0x10B9 Acer Labs Inc Device: 0x1533 ALI M1533 Alladin IV Header type: non-bridge Device type: single-function Device class: 0x0601 (ISA bridge) Bus 0 Device 4 Function 0 Vendor: 0x10B7 3COM Corp Device: 0x9055 3C905B Fast Etherlink XL 10/100 Header type: non-bridge Device type: single-function IRQ Line: 10 Device class: 0x0200 (Ethernet) Bus 0 Device 5 Function 0 Vendor: 0x5333 S3 Inc Device: 0x8A01 ViRGE/DX/GX GUI Accelerator Header type: non-bridge Device type: single-function IRQ Line: 9 Device class: 0x0300 (VGA) Bus 0 Device 11 Function 0 Vendor: 0x10B9 Acer Labs Inc Device: 0x5229 ALI TXpro Header type: non-bridge Device type: single-function Device class: 0x0101 (IDE controller) Bus 0 Device 18 Function 0 Vendor: 0x10B9 Acer Labs Inc Device: 0x5237 ALI M5237 USB Header type: non-bridge Device type: single-function IRQ Line: 11 Device class: 0x0C03 (USB) Video: VGA with 640 x 480 x 16 colors BIOS supports VESA 2.0 2048K video memory found OEM is S3 Incorporated. ViRGE /DX /GX System information: BIOS Model is FC0100 (AT Clone) BIOS Date is 01/01/97 2 communications port(s) detected COM1 at 0x03F8 has 16550A COM2 at 0x02F8 has 16550A COM3 at 0x03E8 has no UART COM4 at 0x02E8 has no UART 1 printer port(s) detected LPT1 at 0x0000 The time is 1:38:24.87 PM on March 23, 2004 FreeDOS 7.10; Standard Mode Windows 3.x or plain MS-DOS ---- Below is HIMEM64 /TEST: FreeDOS HIMEM64 3.10 [Jan 16 2004] (c) 1995, Till Gerken 2001-2004 tom ehlert Interface : XMS 3.00 80386 64MB XMShandler located at 375:6b2 version info interface 0300 revision 030a exists 0001 max free memory is 56154 free 56154, largest 56154, allocating 28097K - handle 710 phys = 00929800 free 28057, largest 28057, allocating 14048K - handle 71a phys = 02499c00 free 14009, largest 14009, allocating 7024K - handle 724 phys = 03251c00 free 6985, largest 6985, allocating 3512K - handle 72e phys = 0392dc00 free 3473, largest 3473, allocating 1756K - handle 738 phys = 03c9bc00 free 1717, largest 1717, allocating 878K - handle 742 phys = 03e52c00 free 839, largest 839, allocating 439K - handle 74c phys = 03f2e400 free 400, largest 400, allocating 220K - handle 756 phys = 03f9c000 free 180, largest 180, allocating 110K - handle 760 phys = 03fd3000 free 70, largest 70, allocating 55K - handle 76a phys = 03fee800 free 15, largest 15, allocating 15K - handle 774 phys = 03ffc400 done - total allocated 56154 filling - handle 774, size 15K verify handle 774, size 15K shifting - handle 774, size 14K verify handle 774, size 15K freeing handles - 760 756 710 724 774 738 71a 742 76a 72e 74c total time (clocks)= 280 ms used per MB 260 ---- Rgds, Johnson. ------------------------------------------------------- This SF.Net email is sponsored by: IBM Linux Tutorials Free Linux tutorial presented by Daniel Robbins, President and CEO of GenToo technologies. Learn everything from fundamentals to system administration.http://ads.osdn.com/?ad_id70&alloc_id638&op=click _______________________________________________ Freedos-devel mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/freedos-devel