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/*
* (C) Copyright 2003
* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <command.h>
#include <pci.h>
#include <pci_ids.h>
#include <asm/4xx_pci.h>
#if defined(CONFIG_CMD_BSP)
/*
* Set device number on pci board
*/
int do_setdevice(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int idx = 1; /* start at 1 (skip device 0) */
pci_dev_t bdf = 0;
u32 addr;
while (bdf >= 0) {
if ((bdf = pci_find_device(PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_405GP, idx++)) < 0) {
break;
}
printf("Found device nr %d at %x!\n", idx-1, bdf);
pci_read_config_dword(bdf, PCI_BASE_ADDRESS_1, &addr);
addr &= ~0xf;
*(u32 *)addr = (bdf & 0x0000f800) >> 11;
printf("Wrote %x at %x!\n", (bdf & 0x0000f800) >> 11, addr);
}
return 0;
}
U_BOOT_CMD(
setdevice, 1, 1, do_setdevice,
"Set device number on pci adapter boards",
""
);
/*
* Get device number on pci board
*/
int do_getdevice(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
u32 device;
char str[32];
device = *(u32 *)0x0;
device = 0x16 - device; /* calculate vxworks bp slot id */
sprintf(str, "%d", device);
setenv("slot", str);
printf("Variabel slot set to %x\n", device);
return 0;
}
U_BOOT_CMD(
getdevice, 1, 1, do_getdevice,
"Get device number and set slot env variable",
""
);
#endif
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