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[v4,05/18] hw/char/avr: Reduce USART I/O size

Message ID 20200120220107.17825-6-f4bug@amsat.org
State New
Headers show
Series hw/avr: Introduce few Arduino boards | expand

Commit Message

Philippe Mathieu-Daudé Jan. 20, 2020, 10 p.m. UTC 
Per the datasheet the USART uses 7 consecutive 8-bit registers.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 hw/char/avr_usart.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/hw/char/avr_usart.c b/hw/char/avr_usart.c
index cb307fe23d..becdb87847 100644
--- a/hw/char/avr_usart.c
+++ b/hw/char/avr_usart.c
@@ -280,7 +280,7 @@  static void avr_usart_init(Object *obj)
     sysbus_init_irq(SYS_BUS_DEVICE(obj), &s->rxc_irq);
     sysbus_init_irq(SYS_BUS_DEVICE(obj), &s->dre_irq);
     sysbus_init_irq(SYS_BUS_DEVICE(obj), &s->txc_irq);
-    memory_region_init_io(&s->mmio, obj, &avr_usart_ops, s, TYPE_AVR_USART, 8);
+    memory_region_init_io(&s->mmio, obj, &avr_usart_ops, s, TYPE_AVR_USART, 7);
     sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->mmio);
     qdev_init_gpio_in(DEVICE(s), avr_usart_pr, 1);
     s->enabled = true;