diff options
Diffstat (limited to 'src/mainboard/apple/macbook21/early_init.c')
-rw-r--r-- | src/mainboard/apple/macbook21/early_init.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/mainboard/apple/macbook21/early_init.c b/src/mainboard/apple/macbook21/early_init.c new file mode 100644 index 0000000000..d4654de118 --- /dev/null +++ b/src/mainboard/apple/macbook21/early_init.c @@ -0,0 +1,50 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * Copyright (C) 2011 Sven Schnelle <svens@stackframe.org> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; version 2 of + * the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <northbridge/intel/i945/i945.h> +#include <southbridge/intel/i82801gx/i82801gx.h> + +void mainboard_late_rcba_config(void) +{ + /* V0CTL Virtual Channel 0 Resource Control */ + RCBA32(0x0014) = 0x80000001; + + /* Device 1f interrupt pin register */ + RCBA32(0x3100) = 0x00042210; + RCBA32(0x3108) = 0x10004321; + + /* PCIe Interrupts */ + RCBA32(D28IP) = 0x00214321; + /* HD Audio Interrupt */ + RCBA32(D27IP) = 0x00000001; + + /* dev irq route register */ + RCBA16(D31IR) = 0x0232; + RCBA16(D30IR) = 0x3246; + RCBA16(D29IR) = 0x0235; + RCBA16(D28IR) = 0x3201; + RCBA16(D27IR) = 0x3216; + + /* Disable unused devices */ + RCBA32(FD) |= FD_INTLAN; + + /* Set up I/O Trap #0 for 0xfe00 (SMIC) */ + + /* Set up I/O Trap #3 for 0x800-0x80c (Trap) */ + RCBA32(0x1e9c) = 0x000200f0; + RCBA32(0x1e98) = 0x000c0801; +} |