Fix build for i810 boards that don't enable onboard VGA, yet.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4400 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Uwe Hermann 2009-07-05 16:23:43 +00:00
parent 328bccc610
commit 3f1458ddd4
1 changed files with 2 additions and 0 deletions

View File

@ -371,10 +371,12 @@ static void sdram_set_registers(void)
/* Set size for onboard-VGA framebuffer. */
reg8 = pci_read_config8(PCI_DEV(0, 0, 0), SMRAM);
reg8 &= 0x3f; /* Disable graphics (for now). */
#ifdef CONFIG_VIDEO_MB
if (CONFIG_VIDEO_MB == 512)
reg8 |= (1 << 7); /* Enable graphics (512KB RAM). */
else if (CONFIG_VIDEO_MB == 1)
reg8 |= (1 << 7) | (1 << 6); /* Enable graphics (1MB RAM). */
#endif
pci_write_config8(PCI_DEV(0, 0, 0), SMRAM, reg8);
/* MISSC2: Bits 1, 2, 6, 7 must be set for VGA (see datasheet). */