diff options
Diffstat (limited to 'arch/x86/cpu/queensbay/tnc.c')
-rw-r--r-- | arch/x86/cpu/queensbay/tnc.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/x86/cpu/queensbay/tnc.c b/arch/x86/cpu/queensbay/tnc.c index 9682cff..0c02a44 100644 --- a/arch/x86/cpu/queensbay/tnc.c +++ b/arch/x86/cpu/queensbay/tnc.c @@ -23,6 +23,16 @@ static void unprotect_spi_flash(void) x86_pci_write_config32(TNC_LPC, 0xd8, bc); } +static void __maybe_unused disable_igd(void) +{ + u32 gc; + + gc = x86_pci_read_config32(TNC_IGD, IGD_GC); + gc &= ~GMS_MASK; + gc |= VGA_DISABLE; + x86_pci_write_config32(TNC_IGD, IGD_GC, gc); +} + int arch_cpu_init(void) { int ret; @@ -39,6 +49,15 @@ int arch_cpu_init(void) return 0; } +int arch_early_init_r(void) +{ +#ifdef CONFIG_DISABLE_IGD + disable_igd(); +#endif + + return 0; +} + void cpu_irq_init(void) { struct tnc_rcba *rcba; |