Some ancient Linux kernels read from registers 0x09 and 0x3c-3f during
boot. According to the spec these registers are for diag and debug
purposes only. If they are absend qemu aborts on read.
Signed-off-by: Peter Lieven <pl@kamp.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
uint32_t csbc;
uint32_t scratch[18]; /* SCRATCHA-SCRATCHR */
uint8_t sbr;
+ uint32_t adder;
/* Script ram is stored as 32-bit words in host byteorder. */
uint32_t script_ram[2048];
switch ((insn >> 27) & 7) {
case 0: /* Jump */
DPRINTF("Jump to 0x%08x\n", addr);
+ s->adder = addr;
s->dsp = addr;
break;
case 1: /* Call */
return 0x7f;
case 0x08: /* Revision ID */
return 0x00;
+ case 0x09: /* SOCL */
+ return s->socl;
case 0xa: /* SSID */
return s->ssid;
case 0xb: /* SBCL */
return s->sbr;
case 0x3b: /* DCNTL */
return s->dcntl;
+ /* ADDER Output (Debug of relative jump address) */
+ CASE_GET_REG32(adder, 0x3c)
case 0x40: /* SIEN0 */
return s->sien0;
case 0x41: /* SIEN1 */