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fast dma

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@35 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-02-09 23:39:03 +00:00
parent e11c55481f
commit cea6590346
10 changed files with 69 additions and 99 deletions
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26
Pico/Misc.c
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@ -85,7 +85,7 @@ const unsigned char hcounts_32[] = {
0x0a,0x0b,0x0b,0x0b,0x0c,0x0c,0x0c,0x0d,
};
// vcounter values for PicoFrameSimple
// vcounter values for PicoFrameSimple
const unsigned short vcounts[] = {
0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7,
8, 8, 9, 9, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16,
@ -303,3 +303,27 @@ void SRAMUpdPending(unsigned int a, unsigned int d)
Pico.m.sram_reg = (unsigned char) sreg;
}
#ifndef _ASM_MISC_C
void memcpy16(unsigned short *dest, unsigned short *src, int count)
{
while (count--)
*dest++ = *src++;
}
void memcpy32(int *dest, int *src, int count)
{
while (count--)
*dest++ = *src++;
}
void memset32(int *dest, int c, int count)
{
while (count--)
*dest++ = c;
}
#endif