diff options
| author | Simon Glass <sjg@chromium.org> | 2014-11-14 18:18:28 -0700 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2014-11-25 06:34:00 -0700 |
| commit | e94ea6f656641e30392cf76089b65ea9aecde160 (patch) | |
| tree | e5bbc08878a4456128eb6322870ffd3c5b8abb5b /arch | |
| parent | a2f5d091ccdc6ffd8fa11c140bc5a93234ee4833 (diff) | |
x86: pci: Add handlers before and after a PCI hose scan
Some boards will want to do some setup before and after a PCI hose
is scanned.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/cpu/pci.c | 12 | ||||
| -rw-r--r-- | arch/x86/include/asm/pci.h | 3 |
2 files changed, 15 insertions, 0 deletions
diff --git a/arch/x86/cpu/pci.c b/arch/x86/cpu/pci.c index e3993880db..f3492c3851 100644 --- a/arch/x86/cpu/pci.c +++ b/arch/x86/cpu/pci.c @@ -33,6 +33,16 @@ int pci_early_init_hose(struct pci_controller **hosep) return 0; } +__weak int board_pci_pre_scan(struct pci_controller *hose) +{ + return 0; +} + +__weak int board_pci_post_scan(struct pci_controller *hose) +{ + return 0; +} + void pci_init_board(void) { struct pci_controller *hose = &x86_hose; @@ -44,7 +54,9 @@ void pci_init_board(void) pci_setup_type1(hose); pci_register_hose(hose); + board_pci_pre_scan(hose); hose->last_busno = pci_hose_scan(hose); + board_pci_post_scan(hose); } static struct pci_controller *get_hose(void) diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h index 98817aa8a2..ac1a808307 100644 --- a/arch/x86/include/asm/pci.h +++ b/arch/x86/include/asm/pci.h @@ -34,6 +34,9 @@ void board_pci_setup_hose(struct pci_controller *hose); */ int pci_early_init_hose(struct pci_controller **hosep); +int board_pci_pre_scan(struct pci_controller *hose); +int board_pci_post_scan(struct pci_controller *hose); + /* * Simple PCI access routines - these work from either the early PCI hose * or the 'real' one, created after U-Boot has memory available |