* Video BOOT Graphics Card POST Module
*
* ========================================================================
-* Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved.
+* Copyright (C) 2007 Freescale Semiconductor, Inc.
* Jason Jin <Jason.jin@freescale.com>
*
* Copyright (C) 1991-2004 SciTech Software, Inc. All rights reserved.
* BIOS in u-boot.
****************************************************************************/
#include <common.h>
-
-#ifdef CONFIG_BIOSEMU
-
#include "biosemui.h"
#include <malloc.h>
/* Length of the BIOS image */
#define MAX_BIOSLEN (128 * 1024L)
-/* Define some useful types and macros */
-#define true 1
-#define false 0
-
/* Place to save PCI BAR's that we change and later restore */
static u32 saveROMBaseAddress;
static u32 saveBaseAddress10;
****************************************************************************/
void *PCI_mapBIOSImage(pci_dev_t pcidev)
{
- u32 BIOSImagePhys;
+ u32 BIOSImageBus;
int BIOSImageBAR;
u8 *BIOSImage;
specific programming for different cards to solve this problem.
*/
- if ((BIOSImagePhys = PCI_findBIOSAddr(pcidev, &BIOSImageBAR)) == 0) {
+ BIOSImageBus = PCI_findBIOSAddr(pcidev, &BIOSImageBAR);
+ if (BIOSImageBus == 0) {
printf("Find bios addr error\n");
return NULL;
}
- BIOSImage = (u8 *) BIOSImagePhys;
+ BIOSImage = pci_bus_to_virt(pcidev, BIOSImageBus,
+ PCI_REGION_MEM, 0, MAP_NOCACHE);
/*Change the PCI BAR registers to map it onto the bus.*/
pci_write_config_dword(pcidev, BIOSImageBAR, 0);
- pci_write_config_dword(pcidev, PCI_ROM_ADDRESS, BIOSImagePhys | 0x1);
+ pci_write_config_dword(pcidev, PCI_ROM_ADDRESS, BIOSImageBus | 0x1);
udelay(1);
VGAInfo - BIOS emulator VGA info structure
RETURNS:
-True if successfully initialised, false if not.
+true if successfully initialised, false if not.
REMARKS:
Loads and POST's the display controllers BIOS, directly from the BIOS
PARAMETERS:
pcidev - PCI device info for the video card on the bus to boot
pVGAInfo - Place to return VGA info structure is requested
-cleanUp - True to clean up on exit, false to leave emulator active
+cleanUp - true to clean up on exit, false to leave emulator active
REMARKS:
Boots the PCI/AGP video card on the bus using the Video ROM BIOS image
BE_init(0, 65536, VGAInfo, 0);
/*Post all the display controller BIOS'es*/
- PCI_postController(pcidev, VGAInfo);
+ if (!PCI_postController(pcidev, VGAInfo))
+ return false;
/*Cleanup and exit the emulator if requested. If the BIOS emulator
is needed after booting the card, we will not call BE_exit and
*pVGAInfo = VGAInfo;
return true;
}
-
-#endif