eb501f0543
Change-Id: Idfbc0cf24000c361c9272fe0f61797de999c9277 Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/37052 Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr> Reviewed-by: Patrick Georgi <pgeorgi@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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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 <commonlib/sdhci.h>
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#include <device/pci.h>
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#include <device/pci_ops.h>
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#include <stdint.h>
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#include <string.h>
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#include "sd_mmc.h"
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#include "storage.h"
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/* Initialize an SDHCI port */
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int sdhci_controller_init(struct sdhci_ctrlr *sdhci_ctrlr, void *ioaddr)
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{
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memset(sdhci_ctrlr, 0, sizeof(*sdhci_ctrlr));
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sdhci_ctrlr->ioaddr = ioaddr;
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return add_sdhci(sdhci_ctrlr);
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}
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struct sd_mmc_ctrlr *new_mem_sdhci_controller(void *ioaddr)
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{
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static bool sdhci_init_done;
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static struct sdhci_ctrlr sdhci_ctrlr;
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if (sdhci_init_done == true) {
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sdhc_error("Error: SDHCI is already initialized.\n");
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return NULL;
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}
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if (sdhci_controller_init(&sdhci_ctrlr, ioaddr)) {
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sdhc_error("Error: SDHCI initialization failed.\n");
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return NULL;
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}
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sdhci_init_done = true;
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return &sdhci_ctrlr.sd_mmc_ctrlr;
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}
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struct sd_mmc_ctrlr *new_pci_sdhci_controller(pci_devfn_t dev)
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{
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uint32_t addr;
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addr = pci_s_read_config32(dev, PCI_BASE_ADDRESS_0);
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if (addr == ((uint32_t)~0)) {
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sdhc_error("Error: PCI SDHCI not found\n");
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return NULL;
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}
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addr &= ~0xf;
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return new_mem_sdhci_controller((void *)addr);
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}
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