* (C) Copyright 2008
* Heiko Schocher, DENX Software Engineering, hs@denx.de.
*
+ * (C) Copyright 2011
+ * Holger Brunck, Keymile GmbH Hannover, holger.brunck@keymile.com
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
*/
#include <common.h>
-#if defined(CONFIG_MGCOGE) || defined(CONFIG_MGCOGE2NE)
-#include <mpc8260.h>
-#endif
#include <ioports.h>
+#include <command.h>
#include <malloc.h>
#include <hush.h>
#include <net.h>
#include <netdev.h>
#include <asm/io.h>
+#include <linux/ctype.h>
-#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
-#include <libfdt.h>
+#if defined(CONFIG_POST)
+#include "post.h"
#endif
-
-#include "../common/common.h"
+#include "common.h"
#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
#include <i2c.h>
+#endif
+#if !defined(CONFIG_MPC83xx)
static void i2c_write_start_seq(void);
-static int i2c_make_abort(void);
-
-int ivm_calc_crc(unsigned char *buf, int len)
-{
- const unsigned short crc_tab[16] = {
- 0x0000, 0xCC01, 0xD801, 0x1400,
- 0xF001, 0x3C00, 0x2800, 0xE401,
- 0xA001, 0x6C00, 0x7800, 0xB401,
- 0x5000, 0x9C01, 0x8801, 0x4400};
-
- unsigned short crc = 0; /* final result */
- unsigned short r1 = 0; /* temp */
- unsigned char byte = 0; /* input buffer */
- int i;
-
- /* calculate CRC from array data */
- for (i = 0; i < len; i++) {
- byte = buf[i];
-
- /* lower 4 bits */
- r1 = crc_tab[crc & 0xF];
- crc = ((crc) >> 4) & 0x0FFF;
- crc = crc ^ r1 ^ crc_tab[byte & 0xF];
-
- /* upper 4 bits */
- r1 = crc_tab[crc & 0xF];
- crc = (crc >> 4) & 0x0FFF;
- crc = crc ^ r1 ^ crc_tab[(byte >> 4) & 0xF];
- }
- return crc;
-}
-
-static int ivm_set_value(char *name, char *value)
-{
- char tempbuf[256];
-
- if (value != NULL) {
- sprintf(tempbuf, "%s=%s", name, value);
- return set_local_var(tempbuf, 0);
- } else {
- unset_local_var(name);
- }
- return 0;
-}
-
-static int ivm_get_value(unsigned char *buf, int len, char *name, int off,
- int check)
-{
- unsigned short val;
- unsigned char valbuf[30];
-
- if ((buf[off + 0] != buf[off + 2]) &&
- (buf[off + 2] != buf[off + 4])) {
- printf("%s Error corrupted %s\n", __func__, name);
- val = -1;
- } else {
- val = buf[off + 0] + (buf[off + 1] << 8);
- if ((val == 0) && (check == 1))
- val = -1;
- }
- sprintf((char *)valbuf, "%x", val);
- ivm_set_value(name, (char *)valbuf);
- return val;
-}
-
-#define INV_BLOCKSIZE 0x100
-#define INV_DATAADDRESS 0x21
-#define INVENTORYDATASIZE (INV_BLOCKSIZE - INV_DATAADDRESS - 3)
-
-#define IVM_POS_SHORT_TEXT 0
-#define IVM_POS_MANU_ID 1
-#define IVM_POS_MANU_SERIAL 2
-#define IVM_POS_PART_NUMBER 3
-#define IVM_POS_BUILD_STATE 4
-#define IVM_POS_SUPPLIER_PART_NUMBER 5
-#define IVM_POS_DELIVERY_DATE 6
-#define IVM_POS_SUPPLIER_BUILD_STATE 7
-#define IVM_POS_CUSTOMER_ID 8
-#define IVM_POS_CUSTOMER_PROD_ID 9
-#define IVM_POS_HISTORY 10
-#define IVM_POS_SYMBOL_ONLY 11
-
-static char convert_char(char c)
-{
- return (c < ' ' || c > '~') ? '.' : c;
-}
-
-static int ivm_findinventorystring(int type,
- unsigned char* const string,
- unsigned long maxlen,
- unsigned char *buf)
-{
- int xcode = 0;
- unsigned long cr = 0;
- unsigned long addr = INV_DATAADDRESS;
- unsigned long size = 0;
- unsigned long nr = type;
- int stop = 0; /* stop on semicolon */
-
- memset(string, '\0', maxlen);
- switch (type) {
- case IVM_POS_SYMBOL_ONLY:
- nr = 0;
- stop= 1;
- break;
- default:
- nr = type;
- stop = 0;
- }
-
- /* Look for the requested number of CR. */
- while ((cr != nr) && (addr < INVENTORYDATASIZE)) {
- if ((buf[addr] == '\r')) {
- cr++;
- }
- addr++;
- }
-
- /*
- * the expected number of CR was found until the end of the IVM
- * content --> fill string
- */
- if (addr < INVENTORYDATASIZE) {
- /* Copy the IVM string in the corresponding string */
- for (; (buf[addr] != '\r') &&
- ((buf[addr] != ';') || (!stop)) &&
- (size < (maxlen - 1) &&
- (addr < INVENTORYDATASIZE)); addr++)
- {
- size += sprintf((char *)string + size, "%c",
- convert_char (buf[addr]));
- }
-
- /*
- * copy phase is done: check if everything is ok. If not,
- * the inventory data is most probably corrupted: tell
- * the world there is a problem!
- */
- if (addr == INVENTORYDATASIZE) {
- xcode = -1;
- printf("Error end of string not found\n");
- } else if ((size >= (maxlen - 1)) &&
- (buf[addr] != '\r')) {
- xcode = -1;
- printf("string too long till next CR\n");
- }
- } else {
- /*
- * some CR are missing...
- * the inventory data is most probably corrupted
- */
- xcode = -1;
- printf("not enough cr found\n");
- }
- return xcode;
-}
-
-#define GET_STRING(name, which, len) \
- if (ivm_findinventorystring(which, valbuf, len, buf) == 0) { \
- ivm_set_value(name, (char *)valbuf); \
- }
-
-static int ivm_check_crc(unsigned char *buf, int block)
-{
- unsigned long crc;
- unsigned long crceeprom;
-
- crc = ivm_calc_crc(buf, CONFIG_SYS_IVM_EEPROM_PAGE_LEN - 2);
- crceeprom = (buf[CONFIG_SYS_IVM_EEPROM_PAGE_LEN - 1] + \
- buf[CONFIG_SYS_IVM_EEPROM_PAGE_LEN - 2] * 256);
- if (crc != crceeprom) {
- if (block == 0)
- printf("Error CRC Block: %d EEprom: calculated: \
- %lx EEprom: %lx\n", block, crc, crceeprom);
- return -1;
- }
- return 0;
-}
-
-static int ivm_analyze_block2(unsigned char *buf, int len)
-{
- unsigned char valbuf[CONFIG_SYS_IVM_EEPROM_PAGE_LEN];
- unsigned long count;
-
- /* IVM_MacAddress */
- sprintf((char *)valbuf, "%pM", buf);
- ivm_set_value("IVM_MacAddress", (char *)valbuf);
- /* if an offset is defined, add it */
-#if defined(CONFIG_PIGGY_MAC_ADRESS_OFFSET)
- if (CONFIG_PIGGY_MAC_ADRESS_OFFSET > 0) {
- unsigned long val = (buf[4] << 16) + (buf[5] << 8) + buf[6];
-
- val += CONFIG_PIGGY_MAC_ADRESS_OFFSET;
- buf[4] = (val >> 16) & 0xff;
- buf[5] = (val >> 8) & 0xff;
- buf[6] = val & 0xff;
- sprintf((char *)valbuf, "%pM", buf);
- }
#endif
- if (getenv("ethaddr") == NULL)
- setenv((char *)"ethaddr", (char *)valbuf);
-
- /* IVM_MacCount */
- count = (buf[10] << 24) +
- (buf[11] << 16) +
- (buf[12] << 8) +
- buf[13];
- if (count == 0xffffffff)
- count = 1;
- sprintf((char *)valbuf, "%lx", count);
- ivm_set_value("IVM_MacCount", (char *)valbuf);
- return 0;
-}
-
-int ivm_analyze_eeprom(unsigned char *buf, int len)
-{
- unsigned short val;
- unsigned char valbuf[CONFIG_SYS_IVM_EEPROM_PAGE_LEN];
- unsigned char *tmp;
-
- if (ivm_check_crc(buf, 0) != 0)
- return -1;
-
- ivm_get_value(buf, CONFIG_SYS_IVM_EEPROM_PAGE_LEN,
- "IVM_BoardId", 0, 1);
- val = ivm_get_value(buf, CONFIG_SYS_IVM_EEPROM_PAGE_LEN,
- "IVM_HWKey", 6, 1);
- if (val != 0xffff) {
- sprintf((char *)valbuf, "%x", ((val / 100) % 10));
- ivm_set_value("IVM_HWVariant", (char *)valbuf);
- sprintf((char *)valbuf, "%x", (val % 100));
- ivm_set_value("IVM_HWVersion", (char *)valbuf);
- }
- ivm_get_value(buf, CONFIG_SYS_IVM_EEPROM_PAGE_LEN,
- "IVM_Functions", 12, 0);
-
- GET_STRING("IVM_Symbol", IVM_POS_SYMBOL_ONLY, 8)
- GET_STRING("IVM_DeviceName", IVM_POS_SHORT_TEXT, 64)
- tmp = (unsigned char *) getenv("IVM_DeviceName");
- if (tmp) {
- int len = strlen((char *)tmp);
- int i = 0;
-
- while (i < len) {
- if (tmp[i] == ';') {
- ivm_set_value("IVM_ShortText",
- (char *)&tmp[i + 1]);
- break;
- }
- i++;
- }
- if (i >= len)
- ivm_set_value("IVM_ShortText", NULL);
- } else {
- ivm_set_value("IVM_ShortText", NULL);
- }
- GET_STRING("IVM_ManufacturerID", IVM_POS_MANU_ID, 32)
- GET_STRING("IVM_ManufacturerSerialNumber", IVM_POS_MANU_SERIAL, 20)
- GET_STRING("IVM_ManufacturerPartNumber", IVM_POS_PART_NUMBER, 32)
- GET_STRING("IVM_ManufacturerBuildState", IVM_POS_BUILD_STATE, 32)
- GET_STRING("IVM_SupplierPartNumber", IVM_POS_SUPPLIER_PART_NUMBER, 32)
- GET_STRING("IVM_DelieveryDate", IVM_POS_DELIVERY_DATE, 32)
- GET_STRING("IVM_SupplierBuildState", IVM_POS_SUPPLIER_BUILD_STATE, 32)
- GET_STRING("IVM_CustomerID", IVM_POS_CUSTOMER_ID, 32)
- GET_STRING("IVM_CustomerProductID", IVM_POS_CUSTOMER_PROD_ID, 32)
-
- if (ivm_check_crc(&buf[CONFIG_SYS_IVM_EEPROM_PAGE_LEN * 2], 2) != 0)
- return 0;
- ivm_analyze_block2(&buf[CONFIG_SYS_IVM_EEPROM_PAGE_LEN * 2],
- CONFIG_SYS_IVM_EEPROM_PAGE_LEN);
- return 0;
-}
+DECLARE_GLOBAL_DATA_PTR;
-int ivm_read_eeprom(void)
+/*
+ * Set Keymile specific environment variables
+ * Currently only some memory layout variables are calculated here
+ * ... ------------------------------------------------
+ * ... |@rootfsaddr |@pnvramaddr |@varaddr |@reserved |@END_OF_RAM
+ * ... |<------------------- pram ------------------->|
+ * ... ------------------------------------------------
+ * @END_OF_RAM: denotes the RAM size
+ * @pnvramaddr: Startadress of pseudo non volatile RAM in hex
+ * @pram : preserved ram size in k
+ * @varaddr : startadress for /var mounted into RAM
+ */
+int set_km_env(void)
{
-#if defined(CONFIG_I2C_MUX)
- I2C_MUX_DEVICE *dev = NULL;
-#endif
- uchar i2c_buffer[CONFIG_SYS_IVM_EEPROM_MAX_LEN];
- uchar *buf;
- unsigned dev_addr = CONFIG_SYS_IVM_EEPROM_ADR;
- int ret;
-
-#if defined(CONFIG_I2C_MUX)
- /* First init the Bus, select the Bus */
-#if defined(CONFIG_SYS_I2C_IVM_BUS)
- dev = i2c_mux_ident_muxstring((uchar *)CONFIG_SYS_I2C_IVM_BUS);
-#else
- buf = (unsigned char *) getenv("EEprom_ivm");
- if (buf != NULL)
- dev = i2c_mux_ident_muxstring(buf);
-#endif
- if (dev == NULL) {
- printf("Error couldnt add Bus for IVM\n");
- return -1;
- }
- i2c_set_bus_num(dev->busid);
-#endif
-
- buf = (unsigned char *) getenv("EEprom_ivm_addr");
- if (buf != NULL)
- dev_addr = simple_strtoul((char *)buf, NULL, 16);
-
- /* add deblocking here */
- i2c_make_abort();
-
- ret = i2c_read(dev_addr, 0, 1, i2c_buffer,
- CONFIG_SYS_IVM_EEPROM_MAX_LEN);
- if (ret != 0) {
- printf ("Error reading EEprom\n");
- return -2;
- }
+ uchar buf[32];
+ unsigned int pnvramaddr;
+ unsigned int pram;
+ unsigned int varaddr;
+ unsigned int kernelmem;
+ char *p;
+ unsigned long rootfssize = 0;
+
+ pnvramaddr = gd->ram_size - CONFIG_KM_RESERVED_PRAM - CONFIG_KM_PHRAM
+ - CONFIG_KM_PNVRAM;
+ sprintf((char *)buf, "0x%x", pnvramaddr);
+ setenv("pnvramaddr", (char *)buf);
+
+ /* try to read rootfssize (ram image) from envrionment */
+ p = getenv("rootfssize");
+ if (p != NULL)
+ strict_strtoul(p, 16, &rootfssize);
+ pram = (rootfssize + CONFIG_KM_RESERVED_PRAM + CONFIG_KM_PHRAM +
+ CONFIG_KM_PNVRAM) / 0x400;
+ sprintf((char *)buf, "0x%x", pram);
+ setenv("pram", (char *)buf);
+
+ varaddr = gd->ram_size - CONFIG_KM_RESERVED_PRAM - CONFIG_KM_PHRAM;
+ sprintf((char *)buf, "0x%x", varaddr);
+ setenv("varaddr", (char *)buf);
+
+ kernelmem = gd->ram_size - 0x400 * pram;
+ sprintf((char *)buf, "0x%x", kernelmem);
+ setenv("kernelmem", (char *)buf);
- return ivm_analyze_eeprom(i2c_buffer, CONFIG_SYS_IVM_EEPROM_MAX_LEN);
+ return 0;
}
#if defined(CONFIG_SYS_I2C_INIT_BOARD)
-#define DELAY_ABORT_SEQ 62 /* @200kHz 9 clocks = 44us, 62us is ok */
-#define DELAY_HALF_PERIOD (500 / (CONFIG_SYS_I2C_SPEED / 1000))
-
-#if defined(CONFIG_MGCOGE) || defined(CONFIG_MGCOGE2NE)
-#define SDA_MASK 0x00010000
-#define SCL_MASK 0x00020000
-static void set_pin(int state, unsigned long mask)
-{
- ioport_t *iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 3);
-
- if (state)
- setbits_be32(&iop->pdat, mask);
- else
- clrbits_be32(&iop->pdat, mask);
-
- setbits_be32(&iop->pdir, mask);
-}
-
-static int get_pin(unsigned long mask)
-{
- ioport_t *iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 3);
-
- clrbits_be32(&iop->pdir, mask);
- return 0 != (in_be32(&iop->pdat) & mask);
-}
-
-static void set_sda(int state)
-{
- set_pin(state, SDA_MASK);
-}
-
-static void set_scl(int state)
-{
- set_pin(state, SCL_MASK);
-}
-
-static int get_sda(void)
-{
- return get_pin(SDA_MASK);
-}
-
-static int get_scl(void)
-{
- return get_pin(SCL_MASK);
-}
-
-#if defined(CONFIG_HARD_I2C)
-static void setports(int gpio)
-{
- ioport_t *iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 3);
-
- if (gpio) {
- clrbits_be32(&iop->ppar, (SDA_MASK | SCL_MASK));
- clrbits_be32(&iop->podr, (SDA_MASK | SCL_MASK));
- } else {
- setbits_be32(&iop->ppar, (SDA_MASK | SCL_MASK));
- clrbits_be32(&iop->pdir, (SDA_MASK | SCL_MASK));
- setbits_be32(&iop->podr, (SDA_MASK | SCL_MASK));
- }
-}
-#endif
-#endif
-
#if !defined(CONFIG_MPC83xx)
static void i2c_write_start_seq(void)
{
* This I2C Deblocking mechanism was developed by Keymile in association
* with Anatech and Atmel in 1998.
*/
-static int i2c_make_abort(void)
+int i2c_make_abort(void)
{
#if defined(CONFIG_HARD_I2C) && !defined(MACH_TYPE_KM_KIRKWOOD)
- immap_t *immap = (immap_t *)CONFIG_SYS_IMMR ;
+ immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
i2c8260_t *i2c = (i2c8260_t *)&immap->im_i2c;
/*
}
#endif
-#if defined(CONFIG_MPC83xx)
-static void i2c_write_start_seq(void)
-{
- struct fsl_i2c *dev;
- dev = (struct fsl_i2c *) (CONFIG_SYS_IMMR + CONFIG_SYS_I2C_OFFSET);
- udelay(DELAY_ABORT_SEQ);
- out_8(&dev->cr, (I2C_CR_MEN | I2C_CR_MSTA));
- udelay(DELAY_ABORT_SEQ);
- out_8(&dev->cr, (I2C_CR_MEN));
-}
-
-static int i2c_make_abort(void)
-{
- struct fsl_i2c *dev;
- dev = (struct fsl_i2c *) (CONFIG_SYS_IMMR + CONFIG_SYS_I2C_OFFSET);
- uchar dummy;
- uchar last;
- int nbr_read = 0;
- int i = 0;
- int ret = 0;
-
- /* wait after each operation to finsh with a delay */
- out_8(&dev->cr, (I2C_CR_MSTA));
- udelay(DELAY_ABORT_SEQ);
- out_8(&dev->cr, (I2C_CR_MEN | I2C_CR_MSTA));
- udelay(DELAY_ABORT_SEQ);
- dummy = in_8(&dev->dr);
- udelay(DELAY_ABORT_SEQ);
- last = in_8(&dev->dr);
- nbr_read++;
-
- /*
- * do read until the last bit is 1, but stop if the full eeprom is
- * read.
- */
- while (((last & 0x01) != 0x01) &&
- (nbr_read < CONFIG_SYS_IVM_EEPROM_MAX_LEN)) {
- udelay(DELAY_ABORT_SEQ);
- last = in_8(&dev->dr);
- nbr_read++;
- }
- if ((last & 0x01) != 0x01)
- ret = -2;
- if ((last != 0xff) || (nbr_read > 1))
- printf("[INFO] i2c abort after %d bytes (0x%02x)\n",
- nbr_read, last);
- udelay(DELAY_ABORT_SEQ);
- out_8(&dev->cr, (I2C_CR_MEN));
- udelay(DELAY_ABORT_SEQ);
- /* clear status reg */
- out_8(&dev->sr, 0);
-
- for (i = 0; i < 5; i++)
- i2c_write_start_seq();
- if (ret != 0)
- printf("[ERROR] i2c abort failed after %d bytes (0x%02x)\n",
- nbr_read, last);
-
- return ret;
-}
-#endif
-
/**
* i2c_init_board - reset i2c bus. When the board is powercycled during a
* bus transfer it might hang; for details see doc/I2C_Edge_Conditions.
i2c_make_abort();
}
#endif
-#endif
-#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
-int fdt_set_node_and_value(void *blob,
- char *nodename,
- char *regname,
- void *var,
- int size)
-{
- int ret = 0;
- int nodeoffset = 0;
-
- nodeoffset = fdt_path_offset(blob, nodename);
- if (nodeoffset >= 0) {
- ret = fdt_setprop(blob, nodeoffset, regname, var,
- size);
- if (ret < 0)
- printf("ft_blob_update(): cannot set %s/%s "
- "property err:%s\n", nodename, regname,
- fdt_strerror(ret));
- } else {
- printf("ft_blob_update(): cannot find %s node "
- "err:%s\n", nodename, fdt_strerror(nodeoffset));
- }
- return ret;
-}
-
-int fdt_get_node_and_value(void *blob,
- char *nodename,
- char *propname,
- void **var)
-{
- int len;
- int nodeoffset = 0;
-
- nodeoffset = fdt_path_offset(blob, nodename);
- if (nodeoffset >= 0) {
- *var = (void *)fdt_getprop(blob, nodeoffset, propname, &len);
- if (len == 0) {
- /* no value */
- printf("%s no value\n", __func__);
- return -1;
- } else if (len > 0) {
- return len;
- } else {
- printf("libfdt fdt_getprop(): %s\n",
- fdt_strerror(len));
- return -2;
- }
- } else {
- printf("%s: cannot find %s node err:%s\n", __func__,
- nodename, fdt_strerror(nodeoffset));
- return -3;
- }
-}
-#endif
#if !defined(MACH_TYPE_KM_KIRKWOOD)
int ethernet_present(void)
int board_eth_init(bd_t *bis)
{
-#ifdef CONFIG_KEYMILE_HDLC_ENET
- (void)keymile_hdlc_enet_initialize(bis);
-#endif
if (ethernet_present())
return cpu_eth_init(bis);
return -1;
}
+
+/*
+ * do_setboardid command
+ * read out the board id and the hw key from the intventory EEPROM and set
+ * this values as environment variables.
+ */
+static int do_setboardid(cmd_tbl_t *cmdtp, int flag, int argc,
+ char *const argv[])
+{
+ unsigned char buf[32];
+ char *p;
+
+ p = get_local_var("IVM_BoardId");
+ if (p == NULL) {
+ printf("can't get the IVM_Boardid\n");
+ return 1;
+ }
+ sprintf((char *)buf, "%s", p);
+ setenv("boardid", (char *)buf);
+ printf("set boardid=%s\n", buf);
+
+ p = get_local_var("IVM_HWKey");
+ if (p == NULL) {
+ printf("can't get the IVM_HWKey\n");
+ return 1;
+ }
+ sprintf((char *)buf, "%s", p);
+ setenv("hwkey", (char *)buf);
+ printf("set hwkey=%s\n", buf);
+ printf("Execute manually saveenv for persistent storage.\n");
+
+ return 0;
+}
+
+U_BOOT_CMD(km_setboardid, 1, 0, do_setboardid, "setboardid", "read out bid and "
+ "hwkey from IVM and set in environment");
+
+/*
+ * command km_checkbidhwk
+ * if "boardid" and "hwkey" are not already set in the environment, do:
+ * if a "boardIdListHex" exists in the environment:
+ * - read ivm data for boardid and hwkey
+ * - compare each entry of the boardIdListHex with the
+ * IVM data:
+ * if match:
+ * set environment variables boardid, boardId,
+ * hwkey, hwKey to the found values
+ * both (boardid and boardId) are set because
+ * they might be used differently in the
+ * application and in the init scripts (?)
+ * return 0 in case of match, 1 if not match or error
+ */
+int do_checkboardidhwk(cmd_tbl_t *cmdtp, int flag, int argc,
+ char *const argv[])
+{
+ unsigned long ivmbid = 0, ivmhwkey = 0;
+ unsigned long envbid = 0, envhwkey = 0;
+ char *p;
+ int verbose = argc > 1 && *argv[1] == 'v';
+ int rc = 0;
+
+ /*
+ * first read out the real inventory values, these values are
+ * already stored in the local hush variables
+ */
+ p = get_local_var("IVM_BoardId");
+ if (p == NULL) {
+ printf("can't get the IVM_Boardid\n");
+ return 1;
+ }
+ rc = strict_strtoul(p, 16, &ivmbid);
+
+ p = get_local_var("IVM_HWKey");
+ if (p == NULL) {
+ printf("can't get the IVM_HWKey\n");
+ return 1;
+ }
+ rc = strict_strtoul(p, 16, &ivmhwkey);
+
+ if (!ivmbid || !ivmhwkey) {
+ printf("Error: IVM_BoardId and/or IVM_HWKey not set!\n");
+ return rc;
+ }
+
+ /* now try to read values from environment if available */
+ p = getenv("boardid");
+ if (p != NULL)
+ rc = strict_strtoul(p, 16, &envbid);
+ p = getenv("hwkey");
+ if (p != NULL)
+ rc = strict_strtoul(p, 16, &envhwkey);
+
+ if (rc != 0) {
+ printf("strict_strtoul returns error: %d", rc);
+ return rc;
+ }
+
+ if (!envbid || !envhwkey) {
+ /*
+ * BoardId/HWkey not available in the environment, so try the
+ * environment variable for BoardId/HWkey list
+ */
+ char *bidhwklist = getenv("boardIdListHex");
+
+ if (bidhwklist) {
+ int found = 0;
+ char *rest = bidhwklist;
+ char *endp;
+
+ if (verbose) {
+ printf("IVM_BoardId: %ld, IVM_HWKey=%ld\n",
+ ivmbid, ivmhwkey);
+ printf("boardIdHwKeyList: %s\n",
+ bidhwklist);
+ }
+ while (!found) {
+ /* loop over each bid/hwkey pair in the list */
+ unsigned long bid = 0;
+ unsigned long hwkey = 0;
+
+ while (*rest && !isxdigit(*rest))
+ rest++;
+ /*
+ * use simple_strtoul because we need &end and
+ * we know we got non numeric char at the end
+ */
+ bid = simple_strtoul(rest, &endp, 16);
+ /* BoardId and HWkey are separated with a "_" */
+ if (*endp == '_') {
+ rest = endp + 1;
+ /*
+ * use simple_strtoul because we need
+ * &end
+ */
+ hwkey = simple_strtoul(rest, &endp, 16);
+ rest = endp;
+ while (*rest && !isxdigit(*rest))
+ rest++;
+ }
+ if ((!bid) || (!hwkey)) {
+ /* end of list */
+ break;
+ }
+ if (verbose) {
+ printf("trying bid=0x%lX, hwkey=%ld\n",
+ bid, hwkey);
+ }
+ /*
+ * Compare the values of the found entry in the
+ * list with the valid values which are stored
+ * in the inventory eeprom. If they are equal
+ * set the values in environment variables.
+ */
+ if ((bid == ivmbid) && (hwkey == ivmhwkey)) {
+ char buf[10];
+
+ found = 1;
+ envbid = bid;
+ envhwkey = hwkey;
+ sprintf(buf, "%lx", bid);
+ setenv("boardid", buf);
+ sprintf(buf, "%lx", hwkey);
+ setenv("hwkey", buf);
+ }
+ } /* end while( ! found ) */
+ }
+ }
+
+ /* compare now the values */
+ if ((ivmbid == envbid) && (ivmhwkey == envhwkey)) {
+ printf("boardid=0x%3lX, hwkey=%ld\n", envbid, envhwkey);
+ rc = 0; /* match */
+ } else {
+ printf("Error: env boardid=0x%3lX, hwkey=%ld\n", envbid,
+ envhwkey);
+ printf(" IVM bId=0x%3lX, hwKey=%ld\n", ivmbid, ivmhwkey);
+ rc = 1; /* don't match */
+ }
+ return rc;
+}
+
+U_BOOT_CMD(km_checkbidhwk, 2, 0, do_checkboardidhwk,
+ "check boardid and hwkey",
+ "[v]\n - check environment parameter "\
+ "\"boardIdListHex\" against stored boardid and hwkey "\
+ "from the IVM\n v: verbose output"
+);
+
+/*
+ * command km_checktestboot
+ * if the testpin of the board is asserted, return 1
+ * * else return 0
+ */
+int do_checktestboot(cmd_tbl_t *cmdtp, int flag, int argc,
+ char *const argv[])
+{
+ int testpin = 0;
+ char *s = NULL;
+ int testboot = 0;
+ int verbose = argc > 1 && *argv[1] == 'v';
+
+#if defined(CONFIG_POST)
+ testpin = post_hotkeys_pressed();
+ s = getenv("test_bank");
+#endif
+ /* when test_bank is not set, act as if testpin is not asserted */
+ testboot = (testpin != 0) && (s);
+ if (verbose) {
+ printf("testpin = %d\n", testpin);
+ printf("test_bank = %s\n", s ? s : "not set");
+ printf("boot test app : %s\n", (testboot) ? "yes" : "no");
+ }
+ /* return 0 means: testboot, therefore we need the inversion */
+ return !testboot;
+}
+
+U_BOOT_CMD(km_checktestboot, 2, 0, do_checktestboot,
+ "check if testpin is asserted",
+ "[v]\n v - verbose output"
+);