diff options
Diffstat (limited to 'src/southbridge/amd/rs780/rs780_early_setup.c')
| -rw-r--r-- | src/southbridge/amd/rs780/rs780_early_setup.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/southbridge/amd/rs780/rs780_early_setup.c b/src/southbridge/amd/rs780/rs780_early_setup.c index 236d95fef9..57a7b62427 100644 --- a/src/southbridge/amd/rs780/rs780_early_setup.c +++ b/src/southbridge/amd/rs780/rs780_early_setup.c @@ -483,9 +483,11 @@ static void rs780_por_pcicfg_init(device_t nb_dev) /* Reg94h[31:29] = 0x7 Enables HT transmitter de-emphasis */ set_nbcfg_enable_bits_8(nb_dev, 0x97, (u8)(~0x1F), 0xE0); - /*Reg8Ch[10:9] = 0x3 Enables Gfx Debug BAR, - * force this BAR as mem type in rs780_gfx.c */ - set_nbcfg_enable_bits_8(nb_dev, 0x8D, (u8)(~0xFF), 0x03); + /* Reg8Ch[9] enables Gfx Debug BAR programming + * Reg8Ch[10] enables Gfx Debug BAR operation + * Enable programming of the debug bar now, but enable + * operation only after it has been programmed */ + set_nbcfg_enable_bits_8(nb_dev, 0x8D, (u8)(~0xFF), 0x02); } static void rs780_por_mc_index_init(device_t nb_dev) |