|
@@ -197,7 +197,7 @@ DMA.prototype.port_page_read = function(channel)
|
|
|
DMA.prototype.port_singlemask_write = function(channel_offset, data_byte)
|
|
|
{
|
|
|
var channel = (data_byte & 0x3) + channel_offset;
|
|
|
- var value = !!(data_byte & 0x4);
|
|
|
+ var value = data_byte & 0x4 ? 1 : 0;
|
|
|
dbg_log("singlechannel mask write [" + channel + "] = " + value, LOG_DMA);
|
|
|
this.update_mask(channel, value);
|
|
|
};
|
|
@@ -247,7 +247,7 @@ DMA.prototype.update_mask = function(channel, value)
|
|
|
{
|
|
|
if(this.channel_mask[channel] !== value)
|
|
|
{
|
|
|
- this.channel_mask[channel] ^= 1;
|
|
|
+ this.channel_mask[channel] = value;
|
|
|
|
|
|
if(!value)
|
|
|
{
|