diff options
| author | camthesaxman <cameronghall@cox.net> | 2016-10-02 16:15:12 -0500 |
|---|---|---|
| committer | YamaArashi <YamaArashi@users.noreply.github.com> | 2016-10-02 14:15:12 -0700 |
| commit | 43f374e64e6c0ee10bc38af9c064a3411ba88c85 (patch) | |
| tree | 61cb1d1488ce0a77ff9474dec8540634b5238589 /include/gba/macro.h | |
| parent | 6ce4ed25d6565aa359d94442f47fa3c20f7bf356 (diff) | |
add DmaClear macro (#50)
Diffstat (limited to 'include/gba/macro.h')
| -rw-r--r-- | include/gba/macro.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/gba/macro.h b/include/gba/macro.h index 21e6ea22e..c8139eb97 100644 --- a/include/gba/macro.h +++ b/include/gba/macro.h @@ -49,6 +49,16 @@ #define DmaFill16(dmaNum, value, dest, size) DMA_FILL(dmaNum, value, dest, size, 16) #define DmaFill32(dmaNum, value, dest, size) DMA_FILL(dmaNum, value, dest, size, 32) +#define DMA_CLEAR(dmaNum, dest, size, bit) \ +{ \ + vu##bit *_dest = (vu##bit *)(dest); \ + u32 _size = size; \ + DmaFill##bit(dmaNum, 0, _dest, _size); \ +} + +#define DmaClear16(dmaNum, dest, size) DMA_CLEAR(dmaNum, dest, size, 16) +#define DmaClear32(dmaNum, dest, size) DMA_CLEAR(dmaNum, dest, size, 32) + #define DMA_COPY(dmaNum, src, dest, size, bit) \ DmaSet(dmaNum, \ src, \ |