10d522133e
Switch to using read* macros instead of pointers. Change-Id: I1fe54b496a5998597b79cdd7108f3a4075744a78 Signed-off-by: Michael Niewöhner <foss@mniewoehner.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/39503 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/*
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* inteltool - dump all registers on an Intel CPU + chipset based system.
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*
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* Copyright (C) 2008-2010 by coresystems GmbH
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* Copyright (C) 2012 Anton Kochkov
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <inttypes.h>
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#include "inteltool.h"
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#define MMIO_SIZE 0x100000
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int print_gfx(struct pci_dev *gfx)
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{
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uint64_t mmio_phys;
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uint8_t *mmio;
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uint32_t i;
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if (!gfx) {
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printf ("No IGD found\n");
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return 0;
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}
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printf("\n============= IGD ==============\n\n");
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mmio_phys = gfx->base_addr[0] & ~0x7ULL;
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printf("IGD MMIO = 0x%08llx (MEM)\n\n", (unsigned long long)mmio_phys);
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mmio = map_physical(mmio_phys, MMIO_SIZE);
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if (mmio == NULL) {
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perror("Error mapping MMIO");
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exit(1);
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}
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for (i = 0; i < MMIO_SIZE; i += 4) {
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if (read32(mmio + i))
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printf("0x%06x: 0x%08x\n", i, read32(mmio + i));
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}
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unmap_physical((void *)mmio, MMIO_SIZE);
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return 0;
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}
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