diff options
| author | Jan Kiszka <jan.kiszka@web.de> | 2009-09-18 20:51:23 +0200 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2009-10-05 09:32:43 -0500 |
| commit | 30624c926ce2b0e78db25538bd58a6edf0a3d358 (patch) | |
| tree | f933bef1ae9b42377e494e4c68ca6d5202006011 /hw/musicpal.c | |
| parent | 49fedd0d64b702d4fce8fe8c545197270b6f28dd (diff) | |
| download | qemu-30624c926ce2b0e78db25538bd58a6edf0a3d358.tar.gz | |
musicpal: True reset support for GPIO
Signed-off-by: Jan Kiszka <jan.kiszka@web.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/musicpal.c')
| -rw-r--r-- | hw/musicpal.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/hw/musicpal.c b/hw/musicpal.c index efc20a4065..d4e797aac6 100644 --- a/hw/musicpal.c +++ b/hw/musicpal.c @@ -1128,8 +1128,12 @@ static CPUWriteMemoryFunc * const musicpal_gpio_writefn[] = { musicpal_gpio_write, }; -static void musicpal_gpio_reset(musicpal_gpio_state *s) +static void musicpal_gpio_reset(void *opaque) { + musicpal_gpio_state *s = opaque; + + s->lcd_brightness = 0; + s->out_state = 0; s->in_state = 0xffffffff; s->ier = 0; s->imr = 0; @@ -1147,6 +1151,7 @@ static int musicpal_gpio_init(SysBusDevice *dev) musicpal_gpio_writefn, s); sysbus_init_mmio(dev, MP_GPIO_SIZE, iomemtype); + qemu_register_reset(musicpal_gpio_reset, s); musicpal_gpio_reset(s); qdev_init_gpio_out(&dev->qdev, s->out, ARRAY_SIZE(s->out)); @@ -1156,6 +1161,13 @@ static int musicpal_gpio_init(SysBusDevice *dev) return 0; } +static SysBusDeviceInfo musicpal_gpio_info = { + .init = musicpal_gpio_init, + .qdev.name = "musicpal_gpio", + .qdev.size = sizeof(musicpal_gpio_state), + .qdev.reset = musicpal_gpio_reset, +}; + /* Keyboard codes & masks */ #define KEY_RELEASED 0x80 #define KEY_CODE 0x7f @@ -1446,8 +1458,7 @@ static void musicpal_register_devices(void) mv88w8618_wlan_init); sysbus_register_dev("musicpal_lcd", sizeof(musicpal_lcd_state), musicpal_lcd_init); - sysbus_register_dev("musicpal_gpio", sizeof(musicpal_gpio_state), - musicpal_gpio_init); + sysbus_register_withprop(&musicpal_gpio_info); sysbus_register_dev("musicpal_key", sizeof(musicpal_key_state), musicpal_key_init); } |