mirrors/Bochs
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Implemented info ldt command

Browse Source
This commit is contained in:
Stanislav Shwartsman 2008-04-25 21:08:58 +00:00
parent 9047c9be96
commit c660853202
1 changed files with 36 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
bochs/bx_debug/dbg_main.cc
View File

@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: dbg_main.cc,v 1.137 2008-04-25 19:27:18 sshwarts Exp $
// $Id: dbg_main.cc,v 1.138 2008-04-25 21:08:58 sshwarts Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2001 MandrakeSoft S.A.
@ -2864,7 +2864,7 @@ void bx_dbg_info_gdt_command(unsigned from, unsigned to)
if(from == (unsigned) EMPTY_ARG) { from = 0; to = 0xffff; all = 1; }
}
if (from > 0xffff || to > 0xffff) {
dbg_printf("IDT entry should be [0-65535], 'info gdt' command malformed\n");
dbg_printf("GDT entry should be [0-65535], 'info gdt' command malformed\n");
return;
}
if (from > to) {
@ -2892,7 +2892,40 @@ void bx_dbg_info_gdt_command(unsigned from, unsigned to)
void bx_dbg_info_ldt_command(unsigned from, unsigned to)
{
dbg_printf("Local Descriptor Table output not implemented\n");
bx_address ldtr_base = SIM->get_param_num("LDTR.base", dbg_cpu_list)->get64();
Bit32u ldtr_limit = SIM->get_param_num("LDTR.limit", dbg_cpu_list)->get();
bx_bool all = 0;
if (to == (unsigned) EMPTY_ARG) {
to = from;
if(from == (unsigned) EMPTY_ARG) { from = 0; to = 0xffff; all = 1; }
}
if (from > 0xffff || to > 0xffff) {
dbg_printf("LDT entry should be [0-65535], 'info ldt' command malformed\n");
return;
}
if (from > to) {
unsigned temp = from;
from = to;
to = temp;
}
dbg_printf("Local Descriptor Table (base=0x" FMT_ADDRX ", limit=%d):\n", ldtr_base, ldtr_limit);
for (unsigned n = from; n<=to; n++) {
Bit8u entry[8];
if (8*n + 7 > ldtr_limit) break;
if (bx_dbg_read_linear(dbg_cpu, ldtr_base + 8*n, 8, entry)) {
dbg_printf("LDT[0x%02x]=", n);
bx_dbg_print_descriptor(entry, 0);
}
else {
dbg_printf("error: LDTR+8*%d points to invalid linear address 0x " FMT_ADDRX "\n",
n, ldtr_base);
}
}
if (all)
dbg_printf("You can list individual entries with 'info ldt [NUM]' or groups with 'info ldt [NUM] [NUM]'\n");
}
/*form RB list*/