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eepro100: Fix CU Start command

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CU Start is allowed when the CU is in the idle or suspended state.

Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Stefan Weil 2010-03-02 22:37:54 +01:00 committed by Michael S. Tsirkin
parent e824012bc2
commit cb25a3fb60
1 changed files with 6 additions and 6 deletions
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12
hw/eepro100.c
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@ -976,17 +976,17 @@ static void action_command(EEPRO100State *s)
static void eepro100_cu_command(EEPRO100State * s, uint8_t val) static void eepro100_cu_command(EEPRO100State * s, uint8_t val)
{ {
cu_state_t cu_state;
switch (val) { switch (val) {
case CU_NOP: case CU_NOP:
/* No operation. */ /* No operation. */
break; break;
case CU_START: case CU_START:
if (get_cu_state(s) != cu_idle) { cu_state = get_cu_state(s);
/* Intel documentation says that CU must be idle for the CU if (cu_state != cu_idle && cu_state != cu_suspended) {
* start command. Intel driver for Linux also starts the CU /* Intel documentation says that CU must be idle or suspended
* from suspended state. */ * for the CU start command. */
logout("CU state is %u, should be %u\n", get_cu_state(s), cu_idle); logout("unexpected CU state is %u\n", cu_state);
//~ assert(!"wrong CU state");
} }
set_cu_state(s, cu_active); set_cu_state(s, cu_active);
s->cu_offset = s->pointer; s->cu_offset = s->pointer;