#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.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);
+#endif
+
DECLARE_GLOBAL_DATA_PTR;
/*
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);
- pram = (CONFIG_KM_RESERVED_PRAM + CONFIG_KM_PHRAM + CONFIG_KM_PNVRAM) /
- 0x400;
+ /* 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 0;
}
-#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_SYS_I2C_INIT_BOARD)
#if !defined(CONFIG_MPC83xx)
static void i2c_write_start_seq(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;
/*
sda_state = get_sda();
if (scl_state && sda_state) {
ret = 0;
- printf("[INFO] i2c abort after %d clocks\n", i);
break;
}
}
if (ret == 0)
for (i = 0; i < 5; i++)
i2c_write_start_seq();
- else
- printf("[ERROR] i2c abort failed\n");
/* respect stop setup time */
udelay(DELAY_ABORT_SEQ);
#endif
return ret;
}
-#endif /* !MPC83xx */
-
-#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));
-}
-
-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
/**
/* Now run the AbortSequence() */
i2c_make_abort();
}
+#endif
+
#if !defined(MACH_TYPE_KM_KIRKWOOD)
int ethernet_present(void)
"\"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"
+);