69 lines
1.4 KiB
C
69 lines
1.4 KiB
C
/*
|
|
* (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
|