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u-boot/board/Arcturus/ucp1020/cmd_arc.c
Oleksandr Zhadan f51d7fc8ce board: Arcturus: DM: Disable drivers without DM support. 
Extra "not DM" controllers support is disabled.
u-boot BSP still good enough to upgrade and run images.

Signed-off-by: Oleksandr Zhadan <oleks@arcturusnetworks.com>
Signed-off-by: Michael Durrant <mdurrant@arcturusnetworks.com>
2019-06-21 10:07:11 -04:00

403 lines
8.3 KiB
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// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
/*
* Command for accessing Arcturus factory environment.
*
* Copyright 2013-2019 Arcturus Networks Inc.
* https://www.arcturusnetworks.com/products/
* by Oleksandr G Zhadan et al.
*
*/
#include <common.h>
#include <div64.h>
#include <malloc.h>
#include <spi_flash.h>
#include <mmc.h>
#include <version.h>
#include <environment.h>
#include <asm/io.h>
static ulong fwenv_addr[MAX_FWENV_ADDR];
const char mystrerr[] = "ERROR: Failed to save factory info";
static int ishwaddr(char *hwaddr)
{
if (strlen(hwaddr) == MAX_HWADDR_SIZE)
if (hwaddr[2] == ':' &&
hwaddr[5] == ':' &&
hwaddr[8] == ':' &&
hwaddr[11] == ':' &&
hwaddr[14] == ':')
return 0;
return -1;
}
#if (FWENV_TYPE == FWENV_MMC)
static char smac[29][18] __attribute__ ((aligned(0x200))); /* 1 MMC block is 512 bytes */
int set_mmc_arc_product(int argc, char *const argv[])
{
struct mmc *mmc;
u32 blk, cnt, n;
int i, err = 1;
void *addr;
const u8 mmc_dev_num = CONFIG_SYS_MMC_ENV_DEV;
mmc = find_mmc_device(mmc_dev_num);
if (!mmc) {
printf("No SD/MMC/eMMC card found\n");
return 0;
}
if (mmc_init(mmc)) {
printf("%s(%d) init failed\n", IS_SD(mmc) ? "SD" : "MMC",
mmc_dev_num);
return 0;
}
if (mmc_getwp(mmc) == 1) {
printf("Error: card is write protected!\n");
return CMD_RET_FAILURE;
}
/* Save factory defaults */
addr = (void *)smac;
cnt = 1; /* One 512 bytes block */
for (i = 0; i < MAX_FWENV_ADDR; i++)
if (fwenv_addr[i] != -1) {
blk = fwenv_addr[i] / 512;
n = blk_dwrite(mmc_get_blk_desc(mmc), blk, cnt, addr);
if (n != cnt)
printf("%s: %s [%d]\n", __func__, mystrerr, i);
else
err = 0;
}
if (err)
return -2;
return err;
}
static int read_mmc_arc_info(void)
{
struct mmc *mmc;
u32 blk, cnt, n;
int i;
void *addr;
const u8 mmc_dev_num = CONFIG_SYS_MMC_ENV_DEV;
mmc = find_mmc_device(mmc_dev_num);
if (!mmc) {
printf("No SD/MMC/eMMC card found\n");
return 0;
}
if (mmc_init(mmc)) {
printf("%s(%d) init failed\n", IS_SD(mmc) ? "SD" : "MMC",
mmc_dev_num);
return 0;
}
addr = (void *)smac;
cnt = 1; /* One 512 bytes block */
for (i = 0; i < MAX_FWENV_ADDR; i++)
if (fwenv_addr[i] != -1) {
blk = fwenv_addr[i] / 512;
n = blk_dread(mmc_get_blk_desc(mmc), blk, cnt, addr);
flush_cache((ulong) addr, 512);
if (n == cnt)
return (i + 1);
}
return 0;
}
#endif
#if (FWENV_TYPE == FWENV_SPI_FLASH)
static struct spi_flash *flash;
static char smac[4][18];
int set_spi_arc_product(int argc, char *const argv[])
{
int i, err = 1;
flash = spi_flash_probe(CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS,
CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
if (!flash) {
printf("Failed to initialize SPI flash at %u:%u\n",
CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS);
return -1;
}
/* Save factory defaults */
for (i = 0; i < MAX_FWENV_ADDR; i++)
if (fwenv_addr[i] != -1)
if (spi_flash_write
(flash, fwenv_addr[i], sizeof(smac), smac))
printf("%s: %s [%d]\n", __func__, mystrerr, i);
else
err = 0;
if (err)
return -2;
return err;
}
static int read_spi_arc_info(void)
{
int i;
flash = spi_flash_probe(CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS,
CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
if (!flash) {
printf("Failed to initialize SPI flash at %u:%u\n",
CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS);
return 0;
}
for (i = 0; i < MAX_FWENV_ADDR; i++)
if (fwenv_addr[i] != -1)
if (!spi_flash_read
(flash, fwenv_addr[i], sizeof(smac), smac))
return (i + 1);
return 0;
}
#endif
#if (FWENV_TYPE == FWENV_NOR_FLASH)
static char smac[4][18];
int set_nor_arc_product(int argc, char *const argv[])
{
int i, err = 1;
/* Save factory defaults */
for (i = 0; i < MAX_FWENV_ADDR; i++)
if (fwenv_addr[i] != -1) {
ulong fwenv_end = fwenv_addr[i] + 4;
flash_sect_roundb(&fwenv_end);
flash_sect_protect(0, fwenv_addr[i], fwenv_end);
if (flash_write
((char *)smac, fwenv_addr[i], sizeof(smac)))
printf("%s: %s [%d]\n", __func__, mystrerr, i);
else
err = 0;
flash_sect_protect(1, fwenv_addr[i], fwenv_end);
}
if (err)
return -2;
return err;
}
static int read_nor_arc_info(void)
{
int i;
for (i = 0; i < MAX_FWENV_ADDR; i++)
if (fwenv_addr[i] != -1) {
memcpy(smac, (void *)fwenv_addr[i], sizeof(smac));
return (i + 1);
}
return 0;
}
#endif
int set_arc_product(int argc, char *const argv[])
{
if (argc != 5)
return -1;
/* Check serial number */
if (strlen(argv[1]) != MAX_SERIAL_SIZE)
return -1;
/* Check HWaddrs */
if (ishwaddr(argv[2]) || ishwaddr(argv[3]) || ishwaddr(argv[4]))
return -1;
strcpy(smac[0], argv[1]);
strcpy(smac[1], argv[2]);
strcpy(smac[2], argv[3]);
strcpy(smac[3], argv[4]);
#if (FWENV_TYPE == FWENV_NOR_FLASH)
return set_nor_arc_product(argc, argv);
#endif
#if (FWENV_TYPE == FWENV_SPI_FLASH)
return set_spi_arc_product(argc, argv);
#endif
#if (FWENV_TYPE == FWENV_MMC)
return set_mmc_arc_product(argc, argv);
#endif
return -2;
}
static int read_arc_info(void)
{
#if (FWENV_TYPE == FWENV_NOR_FLASH)
return read_nor_arc_info();
#endif
#if (FWENV_TYPE == FWENV_SPI_FLASH)
return read_spi_arc_info();
#endif
#if (FWENV_TYPE == FWENV_MMC)
return read_mmc_arc_info();
#endif
return 0;
}
static int do_get_arc_info(void)
{
int l = read_arc_info();
char *oldserial = env_get("SERIAL");
char *oldversion = env_get("VERSION");
if (oldversion != NULL)
if (strcmp(oldversion, U_BOOT_VERSION) != 0)
oldversion = NULL;
if (l == 0) {
printf("%s: failed to read factory info\n", __func__);
return -2;
}
printf("\rSERIAL: ");
if (smac[0][0] == EMPY_CHAR) {
printf("<not found>\n");
} else {
printf("%s\n", smac[0]);
env_set("SERIAL", smac[0]);
}
if (strcmp(smac[1], "00:00:00:00:00:00") == 0) {
env_set("ethaddr", NULL);
env_set("eth1addr", NULL);
env_set("eth2addr", NULL);
goto done;
}
printf("HWADDR0: ");
if (smac[1][0] == EMPY_CHAR) {
printf("<not found>\n");
} else {
char *ret = env_get("ethaddr");
if (ret == NULL) {
env_set("ethaddr", smac[1]);
printf("%s\n", smac[1]);
} else if (strcmp(ret, __stringify(CONFIG_ETHADDR)) == 0) {
env_set("ethaddr", smac[1]);
printf("%s (factory)\n", smac[1]);
} else {
printf("%s\n", ret);
}
}
if (strcmp(smac[2], "00:00:00:00:00:00") == 0) {
env_set("eth1addr", NULL);
env_set("eth2addr", NULL);
goto done;
}
printf("HWADDR1: ");
if (smac[2][0] == EMPY_CHAR) {
printf("<not found>\n");
} else {
char *ret = env_get("eth1addr");
if (ret == NULL) {
env_set("ethaddr", smac[2]);
printf("%s\n", smac[2]);
} else if (strcmp(ret, __stringify(CONFIG_ETH1ADDR)) == 0) {
env_set("eth1addr", smac[2]);
printf("%s (factory)\n", smac[2]);
} else {
printf("%s\n", ret);
}
}
if (strcmp(smac[3], "00:00:00:00:00:00") == 0) {
env_set("eth2addr", NULL);
goto done;
}
printf("HWADDR2: ");
if (smac[3][0] == EMPY_CHAR) {
printf("<not found>\n");
} else {
char *ret = env_get("eth2addr");
if (ret == NULL) {
env_set("ethaddr", smac[3]);
printf("%s\n", smac[3]);
} else if (strcmp(ret, __stringify(CONFIG_ETH2ADDR)) == 0) {
env_set("eth2addr", smac[3]);
printf("%s (factory)\n", smac[3]);
} else {
printf("%s\n", ret);
}
}
done:
if (oldserial == NULL || oldversion == NULL) {
if (oldversion == NULL)
env_set("VERSION", U_BOOT_VERSION);
env_save();
}
return 0;
}
static int init_fwenv(void)
{
int i, ret = -1;
fwenv_addr[0] = FWENV_ADDR1;
fwenv_addr[1] = FWENV_ADDR2;
fwenv_addr[2] = FWENV_ADDR3;
fwenv_addr[3] = FWENV_ADDR4;
for (i = 0; i < MAX_FWENV_ADDR; i++)
if (fwenv_addr[i] != -1)
ret = 0;
if (ret)
printf("%s: No firmfare info storage address is defined\n",
__func__);
return ret;
}
void get_arc_info(void)
{
if (!init_fwenv())
do_get_arc_info();
}
static int do_arc_cmd(cmd_tbl_t * cmdtp, int flag, int argc, char *const argv[])
{
const char *cmd;
int ret = -1;
cmd = argv[1];
--argc;
++argv;
if (init_fwenv())
return ret;
if (strcmp(cmd, "product") == 0)
ret = set_arc_product(argc, argv);
else if (strcmp(cmd, "info") == 0)
ret = do_get_arc_info();
if (ret == -1)
return CMD_RET_USAGE;
return ret;
}
U_BOOT_CMD(arc, 6, 1, do_arc_cmd,
"Arcturus product command sub-system",
"product serial hwaddr0 hwaddr1 hwaddr2 - save Arcturus factory env\n"
"info - show Arcturus factory env\n\n");
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