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add diagnostics messages to find cause of hang

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This commit is contained in:
Markus Fröschle
2015-11-20 07:08:09 +00:00
parent dd5fb8ab2e
commit cbee753127
1 changed files with 2 additions and 0 deletions
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2
pci/pci.c
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@@ -173,6 +173,7 @@ int32_t pci_get_interrupt_cause(void)
/* /*
* loop through all PCI devices... * loop through all PCI devices...
*/ */
dbg("");
while ((handle = *hdl++) != -1) while ((handle = *hdl++) != -1)
{ {
uint16_t command_register = swpw(pci_read_config_word(handle, PCICR)); uint16_t command_register = swpw(pci_read_config_word(handle, PCICR));
@@ -196,6 +197,7 @@ int32_t pci_call_interrupt_chain(int32_t handle, int32_t data)
{ {
int i; int i;
dbg("");
for (i = 0; i < MAX_INTERRUPTS; i++) for (i = 0; i < MAX_INTERRUPTS; i++)
{ {
if (interrupts[i].handle == handle) if (interrupts[i].handle == handle)