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* A bunch of changes which get us closer to running the sample.

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This commit is contained in:
Ian Carmichael 1998-02-24 23:37:20 +00:00
parent 4771aa23ae
commit 733cfc784b
2 changed files with 16 additions and 6 deletions
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12
sim/mips/sky-pke.c
View file

@ -883,6 +883,11 @@ pke_check_stall(struct pke_device* me, enum pke_check_target what)
void
pke_flip_dbf(struct pke_device* me)
{
/* compute new ITOP and TOP */
PKE_REG_MASK_SET(me, ITOP, ITOP,
PKE_REG_MASK_GET(me, ITOPS, ITOPS));
PKE_REG_MASK_SET(me, TOP, TOP,
PKE_REG_MASK_GET(me, TOPS, TOPS));
/* flip DBF */
PKE_REG_MASK_SET(me, DBF, DF,
PKE_REG_MASK_GET(me, DBF, DF) ? 0 : 1);
@ -892,11 +897,6 @@ pke_flip_dbf(struct pke_device* me)
(PKE_REG_MASK_GET(me, BASE, BASE) +
(PKE_REG_MASK_GET(me, DBF, DF) *
PKE_REG_MASK_GET(me, OFST, OFFSET))));
/* compute new ITOP and TOP */
PKE_REG_MASK_SET(me, ITOP, ITOP,
PKE_REG_MASK_GET(me, ITOPS, ITOPS));
PKE_REG_MASK_SET(me, TOP, TOP,
PKE_REG_MASK_GET(me, TOPS, TOPS));
}
@ -1428,7 +1428,7 @@ pke_code_mpg(struct pke_device* me, unsigned_4 pkecode)
/* imm: in 64-bit units for MPG instruction */
/* VU*_MEM0 : instruction memory */
vu_addr_base = (me->pke_number == 0) ?
VU0_MEM0_WINDOW_START : VU0_MEM0_WINDOW_START;
VU0_MEM0_WINDOW_START : VU1_MEM0_WINDOW_START;
vu_addr = vu_addr_base + (imm + i) * 8;
/* XXX: overflow check! */

10
sim/mips/sky-vu1.c
View file

@ -23,6 +23,16 @@ static char vu1_mem_buffer[VU1_MEM1_SIZE] __attribute__ ((aligned(16)));
void init_vu1(void);
void init_vu(VectorUnitState *state, char* umem_buffer, char* mem_buffer);
static void dump_mem() {
int i;
typedef int T[2048][4];
T *mem = (T*)&vu1_mem_buffer;
for (i = 0; i < 200; i++) {
printf("%d: %x %x %x %x\n", i, (*mem)[i][0], (*mem)[i][1], (*mem)[i][2], (*mem)[i][3]);
}
}
void
vu1_issue(void)
{