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testpico: check busy after dma
[megadrive.git]
/
testpico
/
sh2_main.c
diff --git
a/testpico/sh2_main.c
b/testpico/sh2_main.c
index
1bd9b90
..
303fe3f
100644
(file)
--- a/
testpico/sh2_main.c
+++ b/
testpico/sh2_main.c
@@
-59,13
+59,21
@@
static void do_cmd(u16 cmd, u16 r[6], u32 is_slave)
write32(a, d);
break;
case CMD_GETGBR:
write32(a, d);
break;
case CMD_GETGBR:
- asm("stc gbr, %0" : "=r"(d));
+ asm
volatile
("stc gbr, %0" : "=r"(d));
write32(&rl[4/4], d);
break;
case CMD_GETVBR:
write32(&rl[4/4], d);
break;
case CMD_GETVBR:
- asm("stc vbr, %0" : "=r"(d));
+ asm
volatile
("stc vbr, %0" : "=r"(d));
write32(&rl[4/4], d);
break;
write32(&rl[4/4], d);
break;
+ case CMD_GETSR:
+ asm volatile("stc sr, %0" : "=r"(d));
+ write32(&rl[4/4], d);
+ break;
+ case CMD_SETSR:
+ d = read32(&rl[4/4]);
+ asm volatile("ldc %0, sr" :: "r"(d));
+ break;
default:
r[2/2]++; // error
mem_barrier();
default:
r[2/2]++; // error
mem_barrier();