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hw: fix mask for ColdFire UART command register 

The "miscellaneous commands" part of the register is 3 bits wide.
Spotted by Coverity and confirmed in the datasheet, downloadable from
http://cache.freescale.com/files/32bit/doc/ref_manual/MCF5307BUM.pdf
(figure 14-6).

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2015-06-24 13:55:51 +02:00
parent fa0d653b06
commit 491ffc1f7c
1 changed files with 1 additions and 1 deletions
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2
hw/char/mcf_uart.c
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@ -126,7 +126,7 @@ static void mcf_uart_do_tx(mcf_uart_state *s)
static void mcf_do_command(mcf_uart_state *s, uint8_t cmd)
{
/* Misc command. */
switch ((cmd >> 4) & 3) {
switch ((cmd >> 4) & 7) {
case 0: /* No-op. */
break;
case 1: /* Reset mode register pointer. */