summaryrefslogtreecommitdiff
path: root/include/pci_rom.h
diff options
context:
space:
mode:
authorStefano Babic <sbabic@denx.de>2015-02-13 11:17:01 +0100
committerStefano Babic <sbabic@denx.de>2015-02-13 11:17:01 +0100
commite72d344386bf80738fab7a6bd37cb321f443093a (patch)
treed3e02055e6aa903ab80ef87c78d2f38e93981dcf /include/pci_rom.h
parent258c98f8d36ef35d7cb7604847ba73e64d702c2a (diff)
parentbd2a4888b123713adec271d6c8040ca9f609aa2f (diff)
downloadu-boot-imx-e72d344386bf80738fab7a6bd37cb321f443093a.zip
u-boot-imx-e72d344386bf80738fab7a6bd37cb321f443093a.tar.gz
u-boot-imx-e72d344386bf80738fab7a6bd37cb321f443093a.tar.bz2
Merge branch 'master' of git://git.denx.de/u-boot
Diffstat (limited to 'include/pci_rom.h')
-rw-r--r--include/pci_rom.h16
1 files changed, 13 insertions, 3 deletions
diff --git a/include/pci_rom.h b/include/pci_rom.h
index 8b2674c..2f1665d 100644
--- a/include/pci_rom.h
+++ b/include/pci_rom.h
@@ -8,7 +8,6 @@
#define _PCI_ROM_H
#define PCI_ROM_HDR 0xaa55
-#define PCI_VGA_RAM_IMAGE_START 0xc0000
struct pci_rom_header {
uint16_t signature;
@@ -34,14 +33,25 @@ struct pci_rom_data {
uint16_t reserved_2;
};
+/*
+ * Determines which execution method is used and whether we allow falling back
+ * to the other if the requested method is not available.
+ */
+enum pci_rom_emul {
+ PCI_ROM_EMULATE = 0 << 0,
+ PCI_ROM_USE_NATIVE = 1 << 0,
+ PCI_ROM_ALLOW_FALLBACK = 1 << 1,
+};
+
/**
* pci_run_vga_bios() - Run the VGA BIOS in an x86 PC
*
* @dev: Video device containing the BIOS
* @int15_handler: Function to call to handle int 0x15
- * @emulate: true to use the x86 emulator, false to run native
+ * @exec_method: flags from enum pci_rom_emul
*/
-int pci_run_vga_bios(pci_dev_t dev, int (*int15_handler)(void), bool emulate);
+int pci_run_vga_bios(pci_dev_t dev, int (*int15_handler)(void),
+ int exec_method);
/**
* board_map_oprom_vendev() - map several PCI IDs to the one the ROM expects