VirtualBox

source: vbox/trunk/src/VBox/Devices/PC/ipxe/contrib/vm/bochs-writable-ROM-patch@ 47928

Last change on this file since 47928 was 47928, checked in by vboxsync, 11 years ago

Devices/PC: export iPXE to OSE

  • Property svn:eol-style set to native
File size: 606 bytes
Line 
1--- memory/memory.cc 18 Oct 2008 18:10:14 -0000 1.71
2+++ memory/memory.cc 21 Oct 2008 19:47:07 -0000
3@@ -172,7 +172,11 @@
4 break;
5
6 case 0x0: // Writes to ROM, Inhibit
7- BX_DEBUG(("Write to ROM ignored: address 0x" FMT_PHY_ADDRX ", data %02x", a20addr, *data_ptr));
8+ if ((a20addr & 0xfffe0000) == 0x000e0000) {
9+ BX_DEBUG(("Write to ROM ignored: address 0x" FMT_PHY_ADDRX ", data %02x", a20addr, *data_ptr));
10+ } else {
11+ BX_MEM_THIS rom[(a20addr & EXROM_MASK) + BIOSROMSZ] = *data_ptr;
12+ }
13 break;
14
15 default:
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