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Implement boot time analysis framework.

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-03-19 20:25:09 +01:00
parent e5a2dd7b55
commit e744219bb6
14 changed files with 232 additions and 8 deletions
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7
grub-core/bus/usb/ehci.c
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@ -715,6 +715,7 @@ grub_ehci_pci_iter (grub_pci_device_t dev, grub_pci_id_t pciid,
usblegsup = grub_pci_read (pciaddr_eecp);
if (usblegsup & GRUB_EHCI_BIOS_OWNED)
{
grub_boot_time ("Taking ownership of EHCI port");
grub_dprintf ("ehci",
"EHCI grub_ehci_pci_iter: EHCI owned by: BIOS\n");
/* Ownership change - set OS_OWNED bit */
@ -741,6 +742,7 @@ grub_ehci_pci_iter (grub_pci_device_t dev, grub_pci_id_t pciid,
/* Ensure PCI register is written */
grub_pci_read (pciaddr_eecp);
}
grub_boot_time ("Ownership of EHCI port taken");
}
else if (usblegsup & GRUB_EHCI_OS_OWNED)
/* XXX: What to do in this case - nothing ? Can it happen ? */
@ -1706,10 +1708,12 @@ grub_ehci_portstatus (grub_usb_controller_t dev,
/* Reset RESET bit and wait for the end of reset */
grub_ehci_port_resbits (e, port, GRUB_EHCI_PORT_RESET);
endtime = grub_get_time_ms () + 1000;
grub_boot_time ("Resetting port %d", port);
while (grub_ehci_port_read (e, port) & GRUB_EHCI_PORT_RESET)
if (grub_get_time_ms () > endtime)
return grub_error (GRUB_ERR_IO,
"portstatus: EHCI Timed out - reset port");
grub_boot_time ("Port %d reset", port);
/* Remember "we did the reset" - needed by detect_dev */
e->reset |= (1 << port);
/* Test if port enabled, i.e. HIGH speed device connected */
@ -1911,8 +1915,11 @@ GRUB_MOD_INIT (ehci)
{
COMPILE_TIME_ASSERT (sizeof (struct grub_ehci_td) == 64);
COMPILE_TIME_ASSERT (sizeof (struct grub_ehci_qh) == 96);
grub_boot_time ("Initing EHCI hardware");
grub_ehci_inithw ();
grub_boot_time ("Registering EHCI driver");
grub_usb_controller_dev_register (&usb_controller);
grub_boot_time ("EHCI driver registered");
grub_loader_register_preboot_hook (grub_ehci_fini_hw, grub_ehci_restore_hw,
GRUB_LOADER_PREBOOT_HOOK_PRIO_DISK);
}