#include "gdbcmd.h"
#include "floatformat.h"
#include "buildsym.h"
-#include "i387-nat.h"
+#include "i387-tdep.h"
+#include "i386-tdep.h"
#include "value.h"
#include "regcache.h"
#include "gdb_string.h"
#include <unistd.h>
#include <sys/utsname.h>
#include <io.h>
-/* breakpoint.h defines `disable' which is an enum member. */
-#define disable interrup_disable
#include <dos.h>
-#undef disable
#include <dpmi.h>
#include <go32.h>
#include <sys/farptr.h>
static void
save_npx (void)
{
- asm ("inb $0xa0, %%al
- testb $0x20, %%al
- jz 1f
- xorb %% al, %%al
- outb %% al, $0xf0
- movb $0x20, %%al
- outb %% al, $0xa0
- outb %% al, $0x20
-1:
- fnsave % 0
+ asm ("inb $0xa0, %%al \n\
+ testb $0x20, %%al \n\
+ jz 1f \n\
+ xorb %%al, %%al \n\
+ outb %%al, $0xf0 \n\
+ movb $0x20, %%al \n\
+ outb %%al, $0xa0 \n\
+ outb %%al, $0x20 \n\
+1: \n\
+ fnsave %0 \n\
fwait "
: "=m" (npx)
: /* No input */
/* *INDENT-ON* */
-
-
-
/* ------------------------------------------------------------------------- */
/* Reload the contents of the NPX from the global variable `npx'. */
static void go32_files_info (struct target_ops *target);
static void go32_stop (void);
static void go32_kill_inferior (void);
-static void go32_create_inferior (char *exec_file, char *args, char **env);
+static void go32_create_inferior (char *exec_file, char *args, char **env, int from_tty);
static void go32_mourn_inferior (void);
static int go32_can_run (void);
fetch_register (int regno)
{
if (regno < FP0_REGNUM)
- supply_register (regno, (char *) &a_tss + regno_mapping[regno].tss_ofs);
- else if (regno <= LAST_FPU_CTRL_REGNUM)
- i387_supply_register (regno, (char *) &npx);
+ regcache_raw_supply (current_regcache, regno,
+ (char *) &a_tss + regno_mapping[regno].tss_ofs);
+ else if (i386_fp_regnum_p (regno) || i386_fpc_regnum_p (regno))
+ i387_supply_fsave (current_regcache, regno, &npx);
else
internal_error (__FILE__, __LINE__,
"Invalid register no. %d in fetch_register.", regno);
{
for (regno = 0; regno < FP0_REGNUM; regno++)
fetch_register (regno);
- i387_supply_fsave ((char *) &npx);
+ i387_supply_fsave (current_regcache, -1, &npx);
}
}
static void
store_register (int regno)
{
- void *rp;
- void *v = (void *) register_buffer (regno);
-
if (regno < FP0_REGNUM)
- memcpy ((char *) &a_tss + regno_mapping[regno].tss_ofs,
- v, regno_mapping[regno].size);
- else if (regno <= LAST_FPU_CTRL_REGNUM)
- i387_fill_fsave ((char *)&npx, regno);
+ regcache_raw_collect (current_regcache, regno,
+ (char *) &a_tss + regno_mapping[regno].tss_ofs);
+ else if (i386_fp_regnum_p (regno) || i386_fpc_regnum_p (regno))
+ i387_fill_fsave ((char *) &npx, regno);
else
internal_error (__FILE__, __LINE__,
"Invalid register no. %d in store_register.", regno);
}
static void
-go32_create_inferior (char *exec_file, char *args, char **env)
+go32_create_inferior (char *exec_file, char *args, char **env, int from_tty)
{
extern char **environ;
jmp_buf start_state;
exit (1);
}
environ = env_save;
- free (cmdline);
+ xfree (cmdline);
edi_init (start_state);
#if __DJGPP_MINOR__ < 3
{
redir_to_debugger (&child_cmd);
error ("Cannot redirect standard handles for program: %s.",
- strerror (errno));
+ safe_strerror (errno));
}
/* set the console device of the inferior to whatever mode
(raw or cooked) we found it last time */
{
redir_to_child (&child_cmd);
error ("Cannot redirect standard handles for debugger: %s.",
- strerror (errno));
+ safe_strerror (errno));
}
}
}
go32_ops.to_fetch_registers = go32_fetch_registers;
go32_ops.to_store_registers = go32_store_registers;
go32_ops.to_prepare_to_store = go32_prepare_to_store;
- go32_ops.to_xfer_memory = go32_xfer_memory;
+ go32_ops.deprecated_xfer_memory = go32_xfer_memory;
go32_ops.to_files_info = go32_files_info;
go32_ops.to_insert_breakpoint = memory_insert_breakpoint;
go32_ops.to_remove_breakpoint = memory_remove_breakpoint;
if (__dpmi_set_segment_base_address (sel, addr) != -1
&& __dpmi_set_descriptor_access_rights (sel, access_rights) != -1
- && __dpmi_set_segment_limit (sel, segment_limit) != -1)
+ && __dpmi_set_segment_limit (sel, segment_limit) != -1
+ /* W2K silently fails to set the segment limit, leaving
+ it at zero; this test avoids the resulting crash. */
+ && __dpmi_get_segment_limit (sel) >= segment_limit)
movedata (sel, 0, _my_ds (), (unsigned)dest, len);
else
retval = 0;
if (ldt_entry < 0
|| (ldt_entry & 4) == 0
|| (ldt_entry & 3) != (cpl & 3))
- error ("Invalid LDT entry 0x%03x.", ldt_entry);
+ error ("Invalid LDT entry 0x%03lx.", (unsigned long)ldt_entry);
}
}
if (ldt_entry >= 0)
{
if (ldt_entry > limit)
- error ("Invalid LDT entry %#x: outside valid limits [0..%#x]",
- ldt_entry, limit);
+ error ("Invalid LDT entry %#lx: outside valid limits [0..%#x]",
+ (unsigned long)ldt_entry, limit);
display_descriptor (ldt_descr.stype, base, ldt_entry / 8, 1);
}
{
gdt_entry = parse_and_eval_long (arg);
if (gdt_entry < 0 || (gdt_entry & 7) != 0)
- error ("Invalid GDT entry 0x%03x: not an integral multiple of 8.",
- gdt_entry);
+ error ("Invalid GDT entry 0x%03lx: not an integral multiple of 8.",
+ (unsigned long)gdt_entry);
}
}
if (gdt_entry >= 0)
{
if (gdt_entry > gdtr.limit)
- error ("Invalid GDT entry %#x: outside valid limits [0..%#x]",
- gdt_entry, gdtr.limit);
+ error ("Invalid GDT entry %#lx: outside valid limits [0..%#x]",
+ (unsigned long)gdt_entry, gdtr.limit);
display_descriptor (0, gdtr.base, gdt_entry / 8, 1);
}
{
idt_entry = parse_and_eval_long (arg);
if (idt_entry < 0)
- error ("Invalid (negative) IDT entry %d.", idt_entry);
+ error ("Invalid (negative) IDT entry %ld.", idt_entry);
}
}
if (idt_entry >= 0)
{
if (idt_entry > idtr.limit)
- error ("Invalid IDT entry %#x: outside valid limits [0..%#x]",
- idt_entry, idtr.limit);
+ error ("Invalid IDT entry %#lx: outside valid limits [0..%#x]",
+ (unsigned long)idt_entry, idtr.limit);
display_descriptor (1, idtr.base, idt_entry, 1);
}
cr3 = _farnspeekl (taskbase + 0x1c) & ~0xfff;
if (cr3 > 0xfffff)
{
+#if 0 /* not fullly supported yet */
/* The Page Directory is in UMBs. In that case, CWSDPMI puts
the first Page Table right below the Page Directory. Thus,
the first Page Table's entry for its own address and the Page
break;
}
}
+#endif
if (cr3 > 0xfffff)
cr3 = 0;
static void
go32_pte (char *arg, int from_tty)
{
- long pde_idx = -1, i;
+ long pde_idx = -1L, i;
if (arg && *arg)
{
{
pde_idx = parse_and_eval_long (arg);
if (pde_idx < 0 || pde_idx >= 1024)
- error ("Entry %d is outside valid limits [0..1023].", pde_idx);
+ error ("Entry %ld is outside valid limits [0..1023].", pde_idx);
}
}
add_target (&go32_ops);
add_prefix_cmd ("dos", class_info, go32_info_dos_command,
- "Print information specific to DJGPP (a.k.a. MS-DOS) debugging.",
+ "Print information specific to DJGPP (aka MS-DOS) debugging.",
&info_dos_cmdlist, "info dos ", 0, &infolist);
add_cmd ("sysinfo", class_info, go32_sysinfo,