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ide, vl: turn -win2k-hack into a property on IDE devices

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Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2024-02-20 17:09:30 +01:00
parent dcaff46101
commit d13f40357b
7 changed files with 8 additions and 5 deletions
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3
hw/ide/core.c
View file

@ -1059,7 +1059,7 @@ static void ide_sector_write_cb(void *opaque, int ret)
ide_sector_write);
}
if (win2k_install_hack && ((++s->irq_count % 16) == 0)) {
if (s->win2k_install_hack && ((++s->irq_count % 16) == 0)) {
/* It seems there is a bug in the Windows 2000 installer HDD
IDE driver which fills the disk with empty logs when the
IDE write IRQ comes too early. This hack tries to correct
@ -2597,6 +2597,7 @@ int ide_init_drive(IDEState *s, IDEDevice *dev, IDEDriveKind kind, Error **errp)
s->drive_kind = kind;
blk_get_geometry(s->blk, &nb_sectors);
s->win2k_install_hack = dev->win2k_install_hack;
s->cylinders = dev->conf.cyls;
s->heads = s->drive_heads = dev->conf.heads;
s->sectors = s->drive_sectors = dev->conf.secs;

1
hw/ide/ide-dev.c
View file

@ -31,6 +31,7 @@
static Property ide_props[] = {
DEFINE_PROP_UINT32("unit", IDEDevice, unit, -1),
DEFINE_PROP_BOOL("win2k-install-hack", IDEDevice, win2k_install_hack, false),
DEFINE_PROP_END_OF_LIST(),
};

2
include/hw/ide/ide-dev.h
View file

@ -65,6 +65,7 @@ struct IDEState {
int drive_serial;
char drive_serial_str[21];
char drive_model_str[41];
bool win2k_install_hack;
uint64_t wwn;
/* ide regs */
uint8_t feature;
@ -163,6 +164,7 @@ struct IDEDevice {
* 0xffff - reserved
*/
uint16_t rotation_rate;
bool win2k_install_hack;
};
typedef struct IDEDrive {

1
include/sysemu/sysemu.h
View file

@ -41,7 +41,6 @@ extern int graphic_height;
extern int graphic_depth;
extern int display_opengl;
extern const char *keyboard_layout;
extern int win2k_install_hack;
extern int graphic_rotate;
extern int old_param;
extern uint8_t *boot_splash_filedata;

3
qemu-options.hx
View file

@ -2641,7 +2641,8 @@ SRST
``-win2k-hack``
Use it when installing Windows 2000 to avoid a disk full bug. After
Windows 2000 is installed, you no longer need this option (this
option slows down the IDE transfers).
option slows down the IDE transfers). Synonym of ``-global
ide-device.win2k-install-hack=on``.
ERST
DEF("no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk,

1
system/globals.c
View file

@ -40,7 +40,6 @@ int autostart = 1;
int vga_interface_type = VGA_NONE;
bool vga_interface_created;
Chardev *parallel_hds[MAX_PARALLEL_PORTS];
int win2k_install_hack;
int graphic_rotate;
QEMUOptionRom option_rom[MAX_OPTION_ROMS];
int nb_option_roms;

2
system/vl.c
View file

@ -3265,7 +3265,7 @@ void qemu_init(int argc, char **argv)
pid_file = optarg;
break;
case QEMU_OPTION_win2k_hack:
win2k_install_hack = 1;
object_register_sugar_prop("ide-device", "win2k-install-hack", "true", true);
break;
case QEMU_OPTION_acpitable:
opts = qemu_opts_parse_noisily(qemu_find_opts("acpi"),