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svpdyn: initial buggy iram caching

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@356 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2008-02-13 22:08:11 +00:00
parent 12f0f94d15
commit df143b366c
3 changed files with 253 additions and 21 deletions
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12
Pico/carthw/svp/ssp16.c
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@ -341,7 +341,7 @@ static int running = 0;
static int last_iram = 0;
#endif
#ifdef EMBED_INTERPRETER
static int iram_id = 0;
static int iram_dirty = 0;
#endif
// -----------------------------------------------------
@ -449,7 +449,7 @@ static u32 pm_io(int reg, int write, u32 d)
last_iram = (ssp->RAM1[0]-1)<<1;
#endif
#ifdef EMBED_INTERPRETER
iram_id = ssp->RAM1[0];
iram_dirty = 1;
#endif
}
return 0;
@ -494,12 +494,6 @@ static u32 pm_io(int reg, int write, u32 d)
else if ((mode & 0x47ff) == 0x001c) // IRAM
{
int inc = get_inc(mode);
#ifdef EMBED_INTERPRETER
if (addr == 0x8047) {
iram_id &= 0xffff;
iram_id |= d << 16;
}
#endif
if ((addr&0xfc00) != 0x8000)
elprintf(EL_SVP|EL_ANOMALY, "ssp FIXME: invalid IRAM addr: %04x", addr<<1);
elprintf(EL_SVP, "ssp IRAM w [%06x] %04x (inc %i)", (addr<<1)&0x7ff, d, inc);
@ -890,7 +884,7 @@ static u32 ptr2_read(int op)
// -----------------------------------------------------
#if defined(USE_DEBUGGER) // || defined(EMBED_INTERPRETER)
#if defined(USE_DEBUGGER) //|| defined(EMBED_INTERPRETER)
static void debug_dump2file(const char *fname, void *mem, int len)
{
FILE *f = fopen(fname, "wb");