coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
romstage.c
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1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 
3 #include <baseboard/variants.h>
4 #include <soc/platform_descriptors.h>
5 
6 void mb_pre_fspm(void)
7 {
8  size_t base_num_gpios, override_num_gpios;
9  const struct soc_amd_gpio *base_gpios, *override_gpios;
10 
11  /* Initialize PCIe reset. */
12  base_gpios = variant_pcie_gpio_table(&base_num_gpios);
13  override_gpios = variant_pcie_override_gpio_table(&override_num_gpios);
14 
15  gpio_configure_pads_with_override(base_gpios, base_num_gpios,
16  override_gpios, override_num_gpios);
17 
18 }
mb_pre_fspm
void mb_pre_fspm(void)
Definition: romstage.c:6
variant_pcie_gpio_table
const struct soc_amd_gpio *__weak variant_pcie_gpio_table(size_t *size)
Definition: gpio.c:294
variant_pcie_override_gpio_table
const struct soc_amd_gpio *__weak variant_pcie_override_gpio_table(size_t *size)
Definition: gpio.c:330
gpio_configure_pads_with_override
void gpio_configure_pads_with_override(const struct soc_amd_gpio *base_cfg, size_t base_num_pads, const struct soc_amd_gpio *override_cfg, size_t override_num_pads)
Definition: gpio.c:262
soc_amd_gpio
Definition: gpio.h:11