zephyr/drivers/pci/pci_shell.c

62 lines
1.3 KiB
C

/*
* Copyright (c) 2018 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <shell/shell.h>
#include <init.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <logging/log.h>
#include <pci/pci.h>
#define LOG_LEVEL CONFIG_LOG_DEFAULT_LEVEL
LOG_MODULE_REGISTER(lspci_shell);
static void list_devices(const struct shell *shell,
struct pci_dev_info *dev_info)
{
shell_fprintf(shell, SHELL_NORMAL,
"%x:%x.%x %X:%X class: 0x%X, %u, %s, "
"addrs: 0x%X-0x%X, IRQ %d\n",
dev_info->bus,
dev_info->dev,
dev_info->function,
dev_info->vendor_id,
dev_info->device_id,
dev_info->class_type,
dev_info->bar,
(dev_info->mem_type == BAR_SPACE_MEM) ? "MEM" : "I/O",
(u32_t)dev_info->addr,
(u32_t)(dev_info->addr + dev_info->size - 1),
dev_info->irq);
}
static int cmd_lspci(const struct shell *shell, size_t argc, char **argv)
{
struct pci_dev_info info = {
.function = PCI_FUNCTION_ANY,
.bar = PCI_BAR_ANY,
};
pci_bus_scan_init();
while (pci_bus_scan(&info)) {
list_devices(shell, &info);
info.class_type = 0;
info.vendor_id = 0;
info.device_id = 0;
info.function = PCI_FUNCTION_ANY;
info.bar = PCI_BAR_ANY;
}
return 0;
}
SHELL_CMD_REGISTER(lspci, NULL, "List PCI devices", cmd_lspci);