39363744cc
In romstage malloc is not available, so use CAR_GLOBAL variable instead. BUG=b:78106689 TEST=Boot to OS Change-Id: If9438d0b707c6ffaa61db80bd1d385112bc91cfc Signed-off-by: Bora Guvendik <bora.guvendik@intel.com> Reviewed-on: https://review.coreboot.org/25067 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Furquan Shaikh <furquan@google.com>
69 lines
1.8 KiB
C
69 lines
1.8 KiB
C
/*
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* Copyright 2013 Google Inc.
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* Copyright 2017 Intel Corporation
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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 <rules.h>
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#if ENV_RAMSTAGE
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#define __SIMPLE_DEVICE__ 1
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#endif
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#include <arch/early_variables.h>
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#include <assert.h>
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#include <commonlib/sdhci.h>
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#include <device/pci.h>
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#include "sd_mmc.h"
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#include <stdint.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 CAR_GLOBAL;
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static struct sdhci_ctrlr sdhci_ctrlr CAR_GLOBAL;
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if (car_get_var(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(car_get_var_ptr(&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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car_set_var(sdhci_init_done, true);
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return car_get_var_ptr(&sdhci_ctrlr.sd_mmc_ctrlr);
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}
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struct sd_mmc_ctrlr *new_pci_sdhci_controller(uint32_t dev)
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{
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uint32_t addr;
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addr = pci_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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