diff options
Diffstat (limited to 'src/mainboard/emulation/qemu-i440fx/memory.c')
-rw-r--r-- | src/mainboard/emulation/qemu-i440fx/memory.c | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/src/mainboard/emulation/qemu-i440fx/memory.c b/src/mainboard/emulation/qemu-i440fx/memory.c deleted file mode 100644 index 8209379bef..0000000000 --- a/src/mainboard/emulation/qemu-i440fx/memory.c +++ /dev/null @@ -1,69 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2004 Stefan Reinauer <stefan.reinauer@coreboot.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 <cbmem.h> -#include <arch/io.h> -#include <arch/romstage.h> -#include "memory.h" -#include "fw_cfg.h" - -#define CMOS_ADDR_PORT 0x70 -#define CMOS_DATA_PORT 0x71 - -#define HIGH_RAM_ADDR 0x35 -#define LOW_RAM_ADDR 0x34 - -#define HIGH_HIGHRAM_ADDR 0x5d -#define MID_HIGHRAM_ADDR 0x5c -#define LOW_HIGHRAM_ADDR 0x5b - -unsigned long qemu_get_high_memory_size(void) -{ - unsigned long high; - outb(HIGH_HIGHRAM_ADDR, CMOS_ADDR_PORT); - high = ((unsigned long) inb(CMOS_DATA_PORT)) << 22; - outb(MID_HIGHRAM_ADDR, CMOS_ADDR_PORT); - high |= ((unsigned long) inb(CMOS_DATA_PORT)) << 14; - outb(LOW_HIGHRAM_ADDR, CMOS_ADDR_PORT); - high |= ((unsigned long) inb(CMOS_DATA_PORT)) << 6; - return high; -} - -unsigned long qemu_get_memory_size(void) -{ - unsigned long tomk; - outb(HIGH_RAM_ADDR, CMOS_ADDR_PORT); - tomk = ((unsigned long) inb(CMOS_DATA_PORT)) << 14; - outb(LOW_RAM_ADDR, CMOS_ADDR_PORT); - tomk |= ((unsigned long) inb(CMOS_DATA_PORT)) << 6; - tomk += 16 * 1024; - return tomk; -} - -void *cbmem_top(void) -{ - uintptr_t top = 0; - - top = fw_cfg_tolud(); - if (!top) - top = (uintptr_t)qemu_get_memory_size() * 1024; - - return (void *)top; -} - -/* Nothing to do, MTRRs are no-op on QEMU. */ -void fill_postcar_frame(struct postcar_frame *pcf) -{ -} |