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-rw-r--r--common/Makefile16
-rw-r--r--common/bouncebuf.c75
-rw-r--r--common/cmd_bmp.c5
-rw-r--r--common/cmd_bootm.c13
-rw-r--r--common/cmd_gettime.c56
-rw-r--r--common/cmd_gpt.c333
-rw-r--r--common/cmd_hash.c63
-rw-r--r--common/cmd_i2c.c249
-rw-r--r--common/cmd_io.c93
-rw-r--r--common/cmd_led.c6
-rw-r--r--common/cmd_mmc.c11
-rw-r--r--common/cmd_nand.c22
-rw-r--r--common/cmd_nvedit.c406
-rw-r--r--common/cmd_read.c81
-rw-r--r--common/cmd_sha1sum.c129
-rw-r--r--common/cmd_spl.c2
-rw-r--r--common/cmd_tpm.c93
-rw-r--r--common/cmd_usb.c2
-rw-r--r--common/console.c81
-rw-r--r--common/edid.c307
-rw-r--r--common/env_attr.c229
-rw-r--r--common/env_callback.c144
-rw-r--r--common/env_common.c61
-rw-r--r--common/env_dataflash.c2
-rw-r--r--common/env_eeprom.c2
-rw-r--r--common/env_fat.c2
-rw-r--r--common/env_flags.c560
-rw-r--r--common/env_flash.c4
-rw-r--r--common/env_mmc.c2
-rw-r--r--common/env_nand.c4
-rw-r--r--common/env_nvram.c2
-rw-r--r--common/env_onenand.c2
-rw-r--r--common/env_sf.c4
-rw-r--r--common/fdt_support.c2
-rw-r--r--common/hash.c221
-rw-r--r--common/image.c148
-rw-r--r--common/lcd.c178
-rw-r--r--common/main.c106
-rw-r--r--common/spl/spl.c16
-rw-r--r--common/stdio.c5
-rw-r--r--common/usb.c4
-rw-r--r--common/usb_kbd.c18
42 files changed, 3331 insertions, 428 deletions
diff --git a/common/Makefile b/common/Makefile
index ded6318..54fcc81 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -30,6 +30,7 @@ ifndef CONFIG_SPL_BUILD
COBJS-y += main.o
COBJS-y += command.o
COBJS-y += exports.o
+COBJS-y += hash.o
COBJS-$(CONFIG_SYS_HUSH_PARSER) += hush.o
COBJS-y += s_record.o
COBJS-y += xyzModem.o
@@ -43,7 +44,10 @@ COBJS-y += cmd_nvedit.o
COBJS-y += cmd_version.o
# environment
+COBJS-y += env_attr.o
+COBJS-y += env_callback.o
COBJS-y += env_common.o
+COBJS-y += env_flags.o
COBJS-$(CONFIG_ENV_IS_IN_DATAFLASH) += env_dataflash.o
COBJS-$(CONFIG_ENV_IS_IN_EEPROM) += env_eeprom.o
XCOBJS-$(CONFIG_ENV_IS_EMBEDDED) += env_embedded.o
@@ -101,8 +105,10 @@ ifdef CONFIG_FPGA
COBJS-$(CONFIG_CMD_FPGA) += cmd_fpga.o
endif
COBJS-$(CONFIG_CMD_FS_GENERIC) += cmd_fs.o
+COBJS-$(CONFIG_CMD_GETTIME) += cmd_gettime.o
COBJS-$(CONFIG_CMD_GPIO) += cmd_gpio.o
COBJS-$(CONFIG_CMD_I2C) += cmd_i2c.o
+COBJS-$(CONFIG_CMD_HASH) += cmd_hash.o
COBJS-$(CONFIG_CMD_IDE) += cmd_ide.o
COBJS-$(CONFIG_CMD_IMMAP) += cmd_immap.o
COBJS-$(CONFIG_CMD_INI) += cmd_ini.o
@@ -118,6 +124,7 @@ COBJS-$(CONFIG_LOGBUFFER) += cmd_log.o
COBJS-$(CONFIG_ID_EEPROM) += cmd_mac.o
COBJS-$(CONFIG_CMD_MD5SUM) += cmd_md5sum.o
COBJS-$(CONFIG_CMD_MEMORY) += cmd_mem.o
+COBJS-$(CONFIG_CMD_IO) += cmd_io.o
COBJS-$(CONFIG_CMD_MFSL) += cmd_mfsl.o
COBJS-$(CONFIG_MII) += miiphyutil.o
COBJS-$(CONFIG_CMD_MII) += miiphyutil.o
@@ -142,6 +149,7 @@ endif
COBJS-y += cmd_pcmcia.o
COBJS-$(CONFIG_CMD_PORTIO) += cmd_portio.o
COBJS-$(CONFIG_CMD_PXE) += cmd_pxe.o
+COBJS-$(CONFIG_CMD_READ) += cmd_read.o
COBJS-$(CONFIG_CMD_REGINFO) += cmd_reginfo.o
COBJS-$(CONFIG_CMD_REISER) += cmd_reiser.o
COBJS-$(CONFIG_CMD_SATA) += cmd_sata.o
@@ -185,6 +193,7 @@ COBJS-$(CONFIG_BOOTSTAGE) += bootstage.o
COBJS-$(CONFIG_CONSOLE_MUX) += iomux.o
COBJS-y += flash.o
COBJS-$(CONFIG_CMD_KGDB) += kgdb.o kgdb_stubs.o
+COBJS-$(CONFIG_I2C_EDID) += edid.o
COBJS-$(CONFIG_KALLSYMS) += kallsyms.o
COBJS-$(CONFIG_LCD) += lcd.o
COBJS-$(CONFIG_LYNXKDI) += lynxkdi.o
@@ -193,12 +202,19 @@ COBJS-$(CONFIG_MODEM_SUPPORT) += modem.o
COBJS-$(CONFIG_UPDATE_TFTP) += update.o
COBJS-$(CONFIG_USB_KEYBOARD) += usb_kbd.o
COBJS-$(CONFIG_CMD_DFU) += cmd_dfu.o
+COBJS-$(CONFIG_CMD_GPT) += cmd_gpt.o
endif
ifdef CONFIG_SPL_BUILD
+COBJS-y += cmd_nvedit.o
+COBJS-y += env_common.o
+COBJS-$(CONFIG_ENV_IS_IN_FLASH) += env_flash.o
COBJS-$(CONFIG_SPL_YMODEM_SUPPORT) += xyzModem.o
COBJS-$(CONFIG_SPL_NET_SUPPORT) += cmd_nvedit.o
+COBJS-$(CONFIG_SPL_NET_SUPPORT) += env_attr.o
+COBJS-$(CONFIG_SPL_NET_SUPPORT) += env_callback.o
COBJS-$(CONFIG_SPL_NET_SUPPORT) += env_common.o
+COBJS-$(CONFIG_SPL_NET_SUPPORT) += env_flags.o
COBJS-$(CONFIG_SPL_NET_SUPPORT) += env_nowhere.o
COBJS-$(CONFIG_SPL_NET_SUPPORT) += miiphyutil.o
endif
diff --git a/common/bouncebuf.c b/common/bouncebuf.c
index 4f827f8..1df12cd 100644
--- a/common/bouncebuf.c
+++ b/common/bouncebuf.c
@@ -27,21 +27,19 @@
#include <errno.h>
#include <bouncebuf.h>
-static int addr_aligned(void *data, size_t len)
+static int addr_aligned(struct bounce_buffer *state)
{
const ulong align_mask = ARCH_DMA_MINALIGN - 1;
/* Check if start is aligned */
- if ((ulong)data & align_mask) {
- debug("Unaligned start address %p\n", data);
+ if ((ulong)state->user_buffer & align_mask) {
+ debug("Unaligned buffer address %p\n", state->user_buffer);
return 0;
}
- data += len;
-
- /* Check if end is aligned */
- if ((ulong)data & align_mask) {
- debug("Unaligned end address %p\n", data);
+ /* Check if length is aligned */
+ if (state->len != state->len_aligned) {
+ debug("Unaligned buffer length %d\n", state->len);
return 0;
}
@@ -49,44 +47,53 @@ static int addr_aligned(void *data, size_t len)
return 1;
}
-int bounce_buffer_start(void **data, size_t len, void **backup, uint8_t flags)
+int bounce_buffer_start(struct bounce_buffer *state, void *data,
+ size_t len, unsigned int flags)
{
- void *tmp;
- size_t alen;
-
- if (addr_aligned(*data, len)) {
- *backup = NULL;
- return 0;
+ state->user_buffer = data;
+ state->bounce_buffer = data;
+ state->len = len;
+ state->len_aligned = roundup(len, ARCH_DMA_MINALIGN);
+ state->flags = flags;
+
+ if (!addr_aligned(state)) {
+ state->bounce_buffer = memalign(ARCH_DMA_MINALIGN,
+ state->len_aligned);
+ if (!state->bounce_buffer)
+ return -ENOMEM;
+
+ if (state->flags & GEN_BB_READ)
+ memcpy(state->bounce_buffer, state->user_buffer,
+ state->len);
}
- alen = roundup(len, ARCH_DMA_MINALIGN);
- tmp = memalign(ARCH_DMA_MINALIGN, alen);
-
- if (!tmp)
- return -ENOMEM;
-
- if (flags & GEN_BB_READ)
- memcpy(tmp, *data, len);
-
- *backup = *data;
- *data = tmp;
+ /*
+ * Flush data to RAM so DMA reads can pick it up,
+ * and any CPU writebacks don't race with DMA writes
+ */
+ flush_dcache_range((unsigned long)state->bounce_buffer,
+ (unsigned long)(state->bounce_buffer) +
+ state->len_aligned);
return 0;
}
-int bounce_buffer_stop(void **data, size_t len, void **backup, uint8_t flags)
+int bounce_buffer_stop(struct bounce_buffer *state)
{
- void *tmp = *data;
+ if (state->flags & GEN_BB_WRITE) {
+ /* Invalidate cache so that CPU can see any newly DMA'd data */
+ invalidate_dcache_range((unsigned long)state->bounce_buffer,
+ (unsigned long)(state->bounce_buffer) +
+ state->len_aligned);
+ }
- /* The buffer was already aligned, since "backup" is NULL. */
- if (!*backup)
+ if (state->bounce_buffer == state->user_buffer)
return 0;
- if (flags & GEN_BB_WRITE)
- memcpy(*backup, *data, len);
+ if (state->flags & GEN_BB_WRITE)
+ memcpy(state->user_buffer, state->bounce_buffer, state->len);
- *data = *backup;
- free(tmp);
+ free(state->bounce_buffer);
return 0;
}
diff --git a/common/cmd_bmp.c b/common/cmd_bmp.c
index b8809e3..5a52edd 100644
--- a/common/cmd_bmp.c
+++ b/common/cmd_bmp.c
@@ -31,6 +31,7 @@
#include <command.h>
#include <asm/byteorder.h>
#include <malloc.h>
+#include <video.h>
static int bmp_info (ulong addr);
@@ -238,9 +239,7 @@ int bmp_display(ulong addr, int x, int y)
#if defined(CONFIG_LCD)
ret = lcd_display_bitmap((ulong)bmp, x, y);
#elif defined(CONFIG_VIDEO)
- extern int video_display_bitmap (ulong, int, int);
-
- ret = video_display_bitmap ((unsigned long)bmp, x, y);
+ ret = video_display_bitmap((unsigned long)bmp, x, y);
#else
# error bmp_display() requires CONFIG_LCD or CONFIG_VIDEO
#endif
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index d256ddf..f7595c0 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -537,7 +537,7 @@ static int do_bootm_subcommand(cmd_tbl_t *cmdtp, int flag, int argc,
}
break;
#endif
-#if defined(CONFIG_OF_LIBFDT)
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_LMB)
case BOOTM_STATE_FDT:
{
boot_fdt_add_mem_rsv_regions(&images.lmb,
@@ -949,8 +949,19 @@ static void *boot_get_kernel(cmd_tbl_t *cmdtp, int flag, int argc,
* node
*/
bootstage_mark(BOOTSTAGE_ID_FIT_NO_UNIT_NAME);
+#ifdef CONFIG_FIT_BEST_MATCH
+ if (fit_uname_config)
+ cfg_noffset =
+ fit_conf_get_node(fit_hdr,
+ fit_uname_config);
+ else
+ cfg_noffset =
+ fit_conf_find_compat(fit_hdr,
+ gd->fdt_blob);
+#else
cfg_noffset = fit_conf_get_node(fit_hdr,
fit_uname_config);
+#endif
if (cfg_noffset < 0) {
bootstage_error(BOOTSTAGE_ID_FIT_NO_UNIT_NAME);
return NULL;
diff --git a/common/cmd_gettime.c b/common/cmd_gettime.c
new file mode 100644
index 0000000..d7d36a9
--- /dev/null
+++ b/common/cmd_gettime.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+ *
+ * Copyright (c) 2009, Code Aurora Forum. All rights reserved.
+ *
+ * (C) Copyright 2001
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/*
+ * Get Timer overflows after 2^32 / CONFIG_SYS_HZ (32Khz) = 131072 sec
+ */
+#include <common.h>
+#include <command.h>
+
+static int do_gettime(cmd_tbl_t *cmdtp, int flag, int argc,
+ char * const argv[])
+{
+ unsigned long int val = get_timer(0);
+
+#ifdef CONFIG_SYS_HZ
+ printf("Timer val: %lu\n", val);
+ printf("Seconds : %lu\n", val / CONFIG_SYS_HZ);
+ printf("Remainder : %lu\n", val % CONFIG_SYS_HZ);
+ printf("sys_hz = %lu\n", (unsigned long int)CONFIG_SYS_HZ);
+#else
+ printf("CONFIG_SYS_HZ not defined");
+ printf("Timer Val %lu", val);
+#endif
+
+ return 0;
+}
+
+U_BOOT_CMD(
+ gettime, 1, 1, do_gettime,
+ "get timer val elapsed,\n",
+ "get time elapsed from uboot start\n"
+);
diff --git a/common/cmd_gpt.c b/common/cmd_gpt.c
new file mode 100644
index 0000000..da7705d
--- /dev/null
+++ b/common/cmd_gpt.c
@@ -0,0 +1,333 @@
+/*
+ * cmd_gpt.c -- GPT (GUID Partition Table) handling command
+ *
+ * Copyright (C) 2012 Samsung Electronics
+ * author: Lukasz Majewski <l.majewski@samsung.com>
+ * author: Piotr Wilczek <p.wilczek@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <malloc.h>
+#include <command.h>
+#include <mmc.h>
+#include <part_efi.h>
+#include <exports.h>
+#include <linux/ctype.h>
+
+#ifndef CONFIG_PARTITION_UUIDS
+#error CONFIG_PARTITION_UUIDS must be enabled for CONFIG_CMD_GPT to be enabled
+#endif
+
+/**
+ * extract_env(): Expand env name from string format '&{env_name}'
+ * and return pointer to the env (if the env is set)
+ *
+ * @param str - pointer to string
+ * @param env - pointer to pointer to extracted env
+ *
+ * @return - zero on successful expand and env is set
+ */
+static char extract_env(const char *str, char **env)
+{
+ char *e, *s;
+
+ if (!str || strlen(str) < 4)
+ return -1;
+
+ if ((strncmp(str, "${", 2) == 0) && (str[strlen(str) - 1] == '}')) {
+ s = strdup(str);
+ if (s == NULL)
+ return -1;
+ memset(s + strlen(s) - 1, '\0', 1);
+ memmove(s, s + 2, strlen(s) - 1);
+ e = getenv(s);
+ free(s);
+ if (e == NULL) {
+ printf("Environmental '%s' not set\n", str);
+ return -1; /* env not set */
+ }
+ *env = e;
+ return 0;
+ }
+
+ return -1;
+}
+
+/**
+ * extract_val(): Extract value from a key=value pair list (comma separated).
+ * Only value for the given key is returend.
+ * Function allocates memory for the value, remember to free!
+ *
+ * @param str - pointer to string with key=values pairs
+ * @param key - pointer to the key to search for
+ *
+ * @return - pointer to allocated string with the value
+ */
+static char *extract_val(const char *str, const char *key)
+{
+ char *v, *k;
+ char *s, *strcopy;
+ char *new = NULL;
+
+ strcopy = strdup(str);
+ if (strcopy == NULL)
+ return NULL;
+
+ s = strcopy;
+ while (s) {
+ v = strsep(&s, ",");
+ if (!v)
+ break;
+ k = strsep(&v, "=");
+ if (!k)
+ break;
+ if (strcmp(k, key) == 0) {
+ new = strdup(v);
+ break;
+ }
+ }
+
+ free(strcopy);
+
+ return new;
+}
+
+/**
+ * set_gpt_info(): Fill partition information from string
+ * function allocates memory, remember to free!
+ *
+ * @param dev_desc - pointer block device descriptor
+ * @param str_part - pointer to string with partition information
+ * @param str_disk_guid - pointer to pointer to allocated string with disk guid
+ * @param partitions - pointer to pointer to allocated partitions array
+ * @param parts_count - number of partitions
+ *
+ * @return - zero on success, otherwise error
+ *
+ */
+static int set_gpt_info(block_dev_desc_t *dev_desc,
+ const char *str_part,
+ char **str_disk_guid,
+ disk_partition_t **partitions,
+ u8 *parts_count)
+{
+ char *tok, *str, *s;
+ int i;
+ char *val, *p;
+ int p_count;
+ disk_partition_t *parts;
+ int errno = 0;
+
+ debug("%s: MMC lba num: 0x%x %d\n", __func__,
+ (unsigned int)dev_desc->lba, (unsigned int)dev_desc->lba);
+
+ if (str_part == NULL)
+ return -1;
+
+ str = strdup(str_part);
+
+ /* extract disk guid */
+ s = str;
+ tok = strsep(&s, ";");
+ val = extract_val(tok, "uuid_disk");
+ if (!val) {
+ free(str);
+ return -2;
+ }
+ if (extract_env(val, &p))
+ p = val;
+ *str_disk_guid = strdup(p);
+ free(val);
+
+ if (strlen(s) == 0)
+ return -3;
+
+ i = strlen(s) - 1;
+ if (s[i] == ';')
+ s[i] = '\0';
+
+ /* calculate expected number of partitions */
+ p_count = 1;
+ p = s;
+ while (*p) {
+ if (*p++ == ';')
+ p_count++;
+ }
+
+ /* allocate memory for partitions */
+ parts = calloc(sizeof(disk_partition_t), p_count);
+
+ /* retrive partions data from string */
+ for (i = 0; i < p_count; i++) {
+ tok = strsep(&s, ";");
+
+ if (tok == NULL)
+ break;
+
+ /* uuid */
+ val = extract_val(tok, "uuid");
+ if (!val) { /* 'uuid' is mandatory */
+ errno = -4;
+ goto err;
+ }
+ if (extract_env(val, &p))
+ p = val;
+ if (strlen(p) >= sizeof(parts[i].uuid)) {
+ printf("Wrong uuid format for partition %d\n", i);
+ errno = -4;
+ goto err;
+ }
+ strcpy((char *)parts[i].uuid, p);
+ free(val);
+
+ /* name */
+ val = extract_val(tok, "name");
+ if (!val) { /* name is mandatory */
+ errno = -4;
+ goto err;
+ }
+ if (extract_env(val, &p))
+ p = val;
+ if (strlen(p) >= sizeof(parts[i].name)) {
+ errno = -4;
+ goto err;
+ }
+ strcpy((char *)parts[i].name, p);
+ free(val);
+
+ /* size */
+ val = extract_val(tok, "size");
+ if (!val) { /* 'size' is mandatory */
+ errno = -4;
+ goto err;
+ }
+ if (extract_env(val, &p))
+ p = val;
+ parts[i].size = ustrtoul(p, &p, 0);
+ parts[i].size /= dev_desc->blksz;
+ free(val);
+
+ /* start address */
+ val = extract_val(tok, "start");
+ if (val) { /* start address is optional */
+ if (extract_env(val, &p))
+ p = val;
+ parts[i].start = ustrtoul(p, &p, 0);
+ parts[i].start /= dev_desc->blksz;
+ free(val);
+ }
+ }
+
+ *parts_count = p_count;
+ *partitions = parts;
+ free(str);
+
+ return 0;
+err:
+ free(str);
+ free(*str_disk_guid);
+ free(parts);
+
+ return errno;
+}
+
+static int gpt_mmc_default(int dev, const char *str_part)
+{
+ int ret;
+ char *str_disk_guid;
+ u8 part_count = 0;
+ disk_partition_t *partitions = NULL;
+
+ struct mmc *mmc = find_mmc_device(dev);
+
+ if (mmc == NULL) {
+ printf("%s: mmc dev %d NOT available\n", __func__, dev);
+ return CMD_RET_FAILURE;
+ }
+
+ if (!str_part)
+ return -1;
+
+ /* fill partitions */
+ ret = set_gpt_info(&mmc->block_dev, str_part,
+ &str_disk_guid, &partitions, &part_count);
+ if (ret) {
+ if (ret == -1)
+ printf("No partition list provided\n");
+ if (ret == -2)
+ printf("Missing disk guid\n");
+ if ((ret == -3) || (ret == -4))
+ printf("Partition list incomplete\n");
+ return -1;
+ }
+
+ /* save partitions layout to disk */
+ gpt_restore(&mmc->block_dev, str_disk_guid, partitions, part_count);
+ free(str_disk_guid);
+ free(partitions);
+
+ return 0;
+}
+
+/**
+ * do_gpt(): Perform GPT operations
+ *
+ * @param cmdtp - command name
+ * @param flag
+ * @param argc
+ * @param argv
+ *
+ * @return zero on success; otherwise error
+ */
+static int do_gpt(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ int ret = CMD_RET_SUCCESS;
+ int dev = 0;
+ char *pstr;
+
+ if (argc < 5)
+ return CMD_RET_USAGE;
+
+ /* command: 'write' */
+ if ((strcmp(argv[1], "write") == 0) && (argc == 5)) {
+ /* device: 'mmc' */
+ if (strcmp(argv[2], "mmc") == 0) {
+ /* check if 'dev' is a number */
+ for (pstr = argv[3]; *pstr != '\0'; pstr++)
+ if (!isdigit(*pstr)) {
+ printf("'%s' is not a number\n",
+ argv[3]);
+ return CMD_RET_USAGE;
+ }
+ dev = (int)simple_strtoul(argv[3], NULL, 10);
+ /* write to mmc */
+ if (gpt_mmc_default(dev, argv[4]))
+ return CMD_RET_FAILURE;
+ }
+ } else {
+ return CMD_RET_USAGE;
+ }
+ return ret;
+}
+
+U_BOOT_CMD(gpt, CONFIG_SYS_MAXARGS, 1, do_gpt,
+ "GUID Partition Table",
+ "<command> <interface> <dev> <partions_list>\n"
+ " - GUID partition table restoration\n"
+ " Restore GPT information on a device connected\n"
+ " to interface\n"
+);
diff --git a/common/cmd_hash.c b/common/cmd_hash.c
new file mode 100644
index 0000000..689c608
--- /dev/null
+++ b/common/cmd_hash.c
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2012 The Chromium OS Authors.
+ *
+ * (C) Copyright 2011
+ * Joe Hershberger, National Instruments, joe.hershberger@ni.com
+ *
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+#include <hash.h>
+
+static int do_hash(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+#ifdef CONFIG_HASH_VERIFY
+ int verify = 0;
+
+ if (!strcmp(argv[1], "-v")) {
+ verify = 1;
+ argc--;
+ argv++;
+ }
+#endif
+ /* Move forward to 'algorithm' parameter */
+ argc--;
+ argv++;
+ return hash_command(*argv, verify, cmdtp, flag, argc - 1, argv + 1);
+}
+
+#ifdef CONFIG_HASH_VERIFY
+U_BOOT_CMD(
+ hash, 6, 1, do_hash,
+ "compute hash message digest",
+ "algorithm address count [[*]sum_dest]\n"
+ " - compute message digest [save to env var / *address]\n"
+ "hash -v algorithm address count [*]sum\n"
+ " - verify hash of memory area with env var / *address"
+);
+#else
+U_BOOT_CMD(
+ hash, 5, 1, do_hash,
+ "compute message digest",
+ "algorithm address count [[*]sum_dest]\n"
+ " - compute message digest [save to env var / *address]"
+);
+#endif
diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c
index 4438db5..4380794 100644
--- a/common/cmd_i2c.c
+++ b/common/cmd_i2c.c
@@ -78,10 +78,12 @@
#include <common.h>
#include <command.h>
+#include <edid.h>
#include <environment.h>
#include <i2c.h>
#include <malloc.h>
#include <asm/byteorder.h>
+#include <linux/compiler.h>
/* Display values from last command.
* Memory modify remembered values are different from display memory.
@@ -132,35 +134,65 @@ DECLARE_GLOBAL_DATA_PTR;
#define DISP_LINE_LEN 16
-/* implement possible board specific board init */
-static void __def_i2c_init_board(void)
+/**
+ * i2c_init_board() - Board-specific I2C bus init
+ *
+ * This function is the default no-op implementation of I2C bus
+ * initialization. This function can be overriden by board-specific
+ * implementation if needed.
+ */
+__weak
+void i2c_init_board(void)
{
return;
}
-void i2c_init_board(void)
- __attribute__((weak, alias("__def_i2c_init_board")));
/* TODO: Implement architecture-specific get/set functions */
-static unsigned int __def_i2c_get_bus_speed(void)
+
+/**
+ * i2c_get_bus_speed() - Return I2C bus speed
+ *
+ * This function is the default implementation of function for retrieveing
+ * the current I2C bus speed in Hz.
+ *
+ * A driver implementing runtime switching of I2C bus speed must override
+ * this function to report the speed correctly. Simple or legacy drivers
+ * can use this fallback.
+ *
+ * Returns I2C bus speed in Hz.
+ */
+__weak
+unsigned int i2c_get_bus_speed(void)
{
return CONFIG_SYS_I2C_SPEED;
}
-unsigned int i2c_get_bus_speed(void)
- __attribute__((weak, alias("__def_i2c_get_bus_speed")));
-static int __def_i2c_set_bus_speed(unsigned int speed)
+/**
+ * i2c_set_bus_speed() - Configure I2C bus speed
+ * @speed: Newly set speed of the I2C bus in Hz
+ *
+ * This function is the default implementation of function for setting
+ * the I2C bus speed in Hz.
+ *
+ * A driver implementing runtime switching of I2C bus speed must override
+ * this function to report the speed correctly. Simple or legacy drivers
+ * can use this fallback.
+ *
+ * Returns zero on success, negative value on error.
+ */
+__weak
+int i2c_set_bus_speed(unsigned int speed)
{
if (speed != CONFIG_SYS_I2C_SPEED)
return -1;
return 0;
}
-int i2c_set_bus_speed(unsigned int)
- __attribute__((weak, alias("__def_i2c_set_bus_speed")));
-/*
- * get_alen: small parser helper function to get address length
- * returns the address length
+/**
+ * get_alen() - Small parser helper function to get address length
+ *
+ * Returns the address length.
*/
static uint get_alen(char *arg)
{
@@ -178,11 +210,19 @@ static uint get_alen(char *arg)
return alen;
}
-/*
+/**
+ * do_i2c_read() - Handle the "i2c read" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Returns zero on success, CMD_RET_USAGE in case of misuse and negative
+ * on error.
+ *
* Syntax:
* i2c read {i2c_chip} {devaddr}{.0, .1, .2} {len} {memaddr}
*/
-
static int do_i2c_read ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
u_char chip;
@@ -271,7 +311,16 @@ static int do_i2c_write(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[
return 0;
}
-/*
+/**
+ * do_i2c_md() - Handle the "i2c md" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Returns zero on success, CMD_RET_USAGE in case of misuse and negative
+ * on error.
+ *
* Syntax:
* i2c md {i2c_chip} {addr}{.0, .1, .2} {len}
*/
@@ -363,8 +412,15 @@ static int do_i2c_md ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
return 0;
}
-
-/* Write (fill) memory
+/**
+ * do_i2c_mw() - Handle the "i2c mw" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Returns zero on success, CMD_RET_USAGE in case of misuse and negative
+ * on error.
*
* Syntax:
* i2c mw {i2c_chip} {addr}{.0, .1, .2} {data} [{count}]
@@ -421,10 +477,20 @@ static int do_i2c_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
#endif
}
- return (0);
+ return 0;
}
-/* Calculate a CRC on memory
+/**
+ * do_i2c_crc() - Handle the "i2c crc32" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Calculate a CRC on memory
+ *
+ * Returns zero on success, CMD_RET_USAGE in case of misuse and negative
+ * on error.
*
* Syntax:
* i2c crc32 {i2c_chip} {addr}{.0, .1, .2} {count}
@@ -481,13 +547,22 @@ static int do_i2c_crc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
return 0;
}
-/* Modify memory.
+/**
+ * mod_i2c_mem() - Handle the "i2c mm" and "i2c nm" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Modify memory.
+ *
+ * Returns zero on success, CMD_RET_USAGE in case of misuse and negative
+ * on error.
*
* Syntax:
* i2c mm{.b, .w, .l} {i2c_chip} {addr}{.0, .1, .2}
* i2c nm{.b, .w, .l} {i2c_chip} {addr}{.0, .1, .2}
*/
-
static int
mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const argv[])
{
@@ -603,7 +678,16 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const arg
return 0;
}
-/*
+/**
+ * do_i2c_probe() - Handle the "i2c probe" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Returns zero on success, CMD_RET_USAGE in case of misuse and negative
+ * on error.
+ *
* Syntax:
* i2c probe {addr}
*
@@ -657,7 +741,16 @@ static int do_i2c_probe (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv
return (0 == found);
}
-/*
+/**
+ * do_i2c_loop() - Handle the "i2c loop" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Returns zero on success, CMD_RET_USAGE in case of misuse and negative
+ * on error.
+ *
* Syntax:
* i2c loop {i2c_chip} {addr}{.0, .1, .2} [{length}] [{delay}]
* {length} - Number of bytes to read
@@ -718,6 +811,8 @@ static int do_i2c_loop(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
/*
* The SDRAM command is separately configured because many
* (most?) embedded boards don't use SDRAM DIMMs.
+ *
+ * FIXME: Document and probably move elsewhere!
*/
#if defined(CONFIG_CMD_SDRAM)
static void print_ddr2_tcyc (u_char const b)
@@ -1246,7 +1341,48 @@ static int do_sdram (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
}
#endif
+/*
+ * Syntax:
+ * i2c edid {i2c_chip}
+ */
+#if defined(CONFIG_I2C_EDID)
+int do_edid(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ u_char chip;
+ struct edid1_info edid;
+
+ if (argc < 2) {
+ cmd_usage(cmdtp);
+ return 1;
+ }
+
+ chip = simple_strtoul(argv[1], NULL, 16);
+ if (i2c_read(chip, 0, 1, (uchar *)&edid, sizeof(edid)) != 0) {
+ puts("Error reading EDID content.\n");
+ return 1;
+ }
+
+ if (edid_check_info(&edid)) {
+ puts("Content isn't valid EDID.\n");
+ return 1;
+ }
+
+ edid_print_info(&edid);
+ return 0;
+
+}
+#endif /* CONFIG_I2C_EDID */
+
#if defined(CONFIG_I2C_MUX)
+/**
+ * do_i2c_add_bus() - Handle the "i2c bus" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Returns zero always.
+ */
static int do_i2c_add_bus(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
int ret=0;
@@ -1276,6 +1412,16 @@ static int do_i2c_add_bus(cmd_tbl_t * cmdtp, int flag, int argc, char * const ar
#endif /* CONFIG_I2C_MUX */
#if defined(CONFIG_I2C_MULTI_BUS)
+/**
+ * do_i2c_bus_num() - Handle the "i2c dev" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Returns zero on success, CMD_RET_USAGE in case of misuse and negative
+ * on error.
+ */
static int do_i2c_bus_num(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
int bus_idx, ret=0;
@@ -1294,6 +1440,16 @@ static int do_i2c_bus_num(cmd_tbl_t * cmdtp, int flag, int argc, char * const ar
}
#endif /* CONFIG_I2C_MULTI_BUS */
+/**
+ * do_i2c_bus_speed() - Handle the "i2c speed" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Returns zero on success, CMD_RET_USAGE in case of misuse and negative
+ * on error.
+ */
static int do_i2c_bus_speed(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
int speed, ret=0;
@@ -1311,16 +1467,45 @@ static int do_i2c_bus_speed(cmd_tbl_t * cmdtp, int flag, int argc, char * const
return ret;
}
+/**
+ * do_i2c_mm() - Handle the "i2c mm" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Returns zero on success, CMD_RET_USAGE in case of misuse and negative
+ * on error.
+ */
static int do_i2c_mm(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
return mod_i2c_mem (cmdtp, 1, flag, argc, argv);
}
+/**
+ * do_i2c_nm() - Handle the "i2c nm" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Returns zero on success, CMD_RET_USAGE in case of misuse and negative
+ * on error.
+ */
static int do_i2c_nm(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
return mod_i2c_mem (cmdtp, 0, flag, argc, argv);
}
+/**
+ * do_i2c_reset() - Handle the "i2c reset" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Returns zero always.
+ */
static int do_i2c_reset(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
@@ -1335,6 +1520,9 @@ static cmd_tbl_t cmd_i2c_sub[] = {
#if defined(CONFIG_I2C_MULTI_BUS)
U_BOOT_CMD_MKENT(dev, 1, 1, do_i2c_bus_num, "", ""),
#endif /* CONFIG_I2C_MULTI_BUS */
+#if defined(CONFIG_I2C_EDID)
+ U_BOOT_CMD_MKENT(edid, 1, 1, do_edid, "", ""),
+#endif /* CONFIG_I2C_EDID */
U_BOOT_CMD_MKENT(loop, 3, 1, do_i2c_loop, "", ""),
U_BOOT_CMD_MKENT(md, 3, 1, do_i2c_md, "", ""),
U_BOOT_CMD_MKENT(mm, 2, 1, do_i2c_mm, "", ""),
@@ -1356,6 +1544,16 @@ void i2c_reloc(void) {
}
#endif
+/**
+ * do_i2c() - Handle the "i2c" command-line command
+ * @cmdtp: Command data struct pointer
+ * @flag: Command flag
+ * @argc: Command-line argument count
+ * @argv: Array of command-line arguments
+ *
+ * Returns zero on success, CMD_RET_USAGE in case of misuse and negative
+ * on error.
+ */
static int do_i2c(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *c;
@@ -1385,6 +1583,9 @@ static char i2c_help_text[] =
#if defined(CONFIG_I2C_MULTI_BUS)
"i2c dev [dev] - show or set current I2C bus\n"
#endif /* CONFIG_I2C_MULTI_BUS */
+#if defined(CONFIG_I2C_EDID)
+ "i2c edid chip - print EDID configuration information\n"
+#endif /* CONFIG_I2C_EDID */
"i2c loop chip address[.0, .1, .2] [# of objects] - looping read of device\n"
"i2c md chip address[.0, .1, .2] [# of objects] - read from I2C device\n"
"i2c mm chip address[.0, .1, .2] - write to I2C device (auto-incrementing)\n"
diff --git a/common/cmd_io.c b/common/cmd_io.c
new file mode 100644
index 0000000..6450cb5
--- /dev/null
+++ b/common/cmd_io.c
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2012 The Chromium OS Authors.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/*
+ * IO space access commands.
+ */
+
+#include <common.h>
+#include <command.h>
+#include <asm/io.h>
+
+/*
+ * IO Display
+ *
+ * Syntax:
+ * iod{.b, .w, .l} {addr}
+ */
+int do_io_iod(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ ulong addr;
+ int size;
+
+ if (argc != 2)
+ return CMD_RET_USAGE;
+
+ size = cmd_get_data_size(argv[0], 4);
+ if (size < 0)
+ return 1;
+
+ addr = simple_strtoul(argv[1], NULL, 16);
+
+ printf("%04x: ", (u16) addr);
+
+ if (size == 4)
+ printf("%08x\n", inl(addr));
+ else if (size == 2)
+ printf("%04x\n", inw(addr));
+ else
+ printf("%02x\n", inb(addr));
+
+ return 0;
+}
+
+int do_io_iow(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ ulong addr, size, val;
+
+ if (argc != 3)
+ return CMD_RET_USAGE;
+
+ size = cmd_get_data_size(argv[0], 4);
+ if (size < 0)
+ return 1;
+
+ addr = simple_strtoul(argv[1], NULL, 16);
+ val = simple_strtoul(argv[2], NULL, 16);
+
+ if (size == 4)
+ outl((u32) val, addr);
+ else if (size == 2)
+ outw((u16) val, addr);
+ else
+ outb((u8) val, addr);
+
+ return 0;
+}
+
+/**************************************************/
+U_BOOT_CMD(iod, 2, 0, do_io_iod,
+ "IO space display", "[.b, .w, .l] address [# of objects]");
+
+U_BOOT_CMD(iow, 3, 0, do_io_iow,
+ "IO space modify (auto-incrementing address)",
+ "[.b, .w, .l] address");
diff --git a/common/cmd_led.c b/common/cmd_led.c
index d83b3ba..7f5ab43 100644
--- a/common/cmd_led.c
+++ b/common/cmd_led.c
@@ -140,7 +140,7 @@ int do_led (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
U_BOOT_CMD(
led, 3, 1, do_led,
- "led\t- ["
+ "["
#ifdef CONFIG_BOARD_SPECIFIC_LED
#ifdef STATUS_LED_BIT
"0|"
@@ -167,6 +167,6 @@ U_BOOT_CMD(
#ifdef STATUS_LED_BLUE
"blue|"
#endif
- "all] [on|off|toggle]\n",
- "led [led_name] [on|off|toggle] sets or clears led(s)\n"
+ "all] [on|off|toggle]",
+ "[led_name] [on|off|toggle] sets or clears led(s)"
);
diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
index 62a1c224..7dacd51 100644
--- a/common/cmd_mmc.c
+++ b/common/cmd_mmc.c
@@ -144,7 +144,7 @@ static int do_mmcinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
U_BOOT_CMD(
mmcinfo, 1, 0, do_mmcinfo,
"display MMC info",
- "- dislay info of the current MMC device"
+ "- display info of the current MMC device"
);
static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
@@ -250,14 +250,13 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
return 0;
}
- if (strcmp(argv[1], "read") == 0)
+ state = MMC_INVALID;
+ if (argc == 5 && strcmp(argv[1], "read") == 0)
state = MMC_READ;
- else if (strcmp(argv[1], "write") == 0)
+ else if (argc == 5 && strcmp(argv[1], "write") == 0)
state = MMC_WRITE;
- else if (strcmp(argv[1], "erase") == 0)
+ else if (argc == 4 && strcmp(argv[1], "erase") == 0)
state = MMC_ERASE;
- else
- state = MMC_INVALID;
if (state != MMC_INVALID) {
struct mmc *mmc = find_mmc_device(curr_device);
diff --git a/common/cmd_nand.c b/common/cmd_nand.c
index 4b16069..1568594 100644
--- a/common/cmd_nand.c
+++ b/common/cmd_nand.c
@@ -700,6 +700,25 @@ static int do_nand(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
return ret == 0 ? 0 : 1;
}
+#ifdef CONFIG_CMD_NAND_TORTURE
+ if (strcmp(cmd, "torture") == 0) {
+ if (argc < 3)
+ goto usage;
+
+ if (!str2off(argv[2], &off)) {
+ puts("Offset is not a valid number\n");
+ return 1;
+ }
+
+ printf("\nNAND torture: device %d offset 0x%llx size 0x%x\n",
+ dev, off, nand->erasesize);
+ ret = nand_torture(nand, off);
+ printf(" %s\n", ret ? "Failed" : "Passed");
+
+ return ret == 0 ? 0 : 1;
+ }
+#endif
+
if (strcmp(cmd, "markbad") == 0) {
argc -= 2;
argv += 2;
@@ -810,6 +829,9 @@ static char nand_help_text[] =
"nand erase.chip [clean] - erase entire chip'\n"
"nand bad - show bad blocks\n"
"nand dump[.oob] off - dump page\n"
+#ifdef CONFIG_CMD_NAND_TORTURE
+ "nand torture off - torture block at offset\n"
+#endif
"nand scrub [-y] off size | scrub.part partition | scrub.chip\n"
" really clean NAND erasing bad blocks (UNSAFE)\n"
"nand markbad off [...] - mark bad block(s) at offset (UNSAFE)\n"
diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c
index 006131f..7633f0c 100644
--- a/common/cmd_nvedit.c
+++ b/common/cmd_nvedit.c
@@ -47,12 +47,8 @@
#include <errno.h>
#include <malloc.h>
#include <watchdog.h>
-#include <serial.h>
#include <linux/stddef.h>
#include <asm/byteorder.h>
-#if defined(CONFIG_CMD_NET)
-#include <net.h>
-#endif
DECLARE_GLOBAL_DATA_PTR;
@@ -76,16 +72,6 @@ SPI_FLASH|NVRAM|MMC|FAT|REMOTE} or CONFIG_ENV_IS_NOWHERE
*/
#define MAX_ENV_SIZE (1 << 20) /* 1 MiB */
-ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
-ulong save_addr; /* Default Save Address */
-ulong save_size; /* Default Save Size (in bytes) */
-
-/*
- * Table with supported baudrates (defined in config_xyz.h)
- */
-static const unsigned long baudrate_table[] = CONFIG_SYS_BAUDRATE_TABLE;
-#define N_BAUDRATES (sizeof(baudrate_table) / sizeof(baudrate_table[0]))
-
/*
* This variable is incremented on each do_env_set(), so it can
* be used via get_env_id() as an indication, if the environment
@@ -106,7 +92,7 @@ int get_env_id(void)
*
* Returns 0 in case of error, or length of printed string
*/
-static int env_print(char *name)
+static int env_print(char *name, int flag)
{
char *res = NULL;
size_t len;
@@ -116,7 +102,7 @@ static int env_print(char *name)
e.key = name;
e.data = NULL;
- hsearch_r(e, FIND, &ep, &env_htab);
+ hsearch_r(e, FIND, &ep, &env_htab, flag);
if (ep == NULL)
return 0;
len = printf("%s=%s\n", ep->key, ep->data);
@@ -124,7 +110,7 @@ static int env_print(char *name)
}
/* print whole list */
- len = hexport_r(&env_htab, '\n', &res, 0, 0, NULL);
+ len = hexport_r(&env_htab, '\n', flag, &res, 0, 0, NULL);
if (len > 0) {
puts(res);
@@ -141,10 +127,17 @@ static int do_env_print(cmd_tbl_t *cmdtp, int flag, int argc,
{
int i;
int rcode = 0;
+ int env_flag = H_HIDE_DOT;
+
+ if (argc > 1 && argv[1][0] == '-' && argv[1][1] == 'a') {
+ argc--;
+ argv++;
+ env_flag &= ~H_HIDE_DOT;
+ }
if (argc == 1) {
/* print all env vars */
- rcode = env_print(NULL);
+ rcode = env_print(NULL, env_flag);
if (!rcode)
return 1;
printf("\nEnvironment size: %d/%ld bytes\n",
@@ -153,8 +146,9 @@ static int do_env_print(cmd_tbl_t *cmdtp, int flag, int argc,
}
/* print selected env vars */
+ env_flag &= ~H_HIDE_DOT;
for (i = 1; i < argc; ++i) {
- int rc = env_print(argv[i]);
+ int rc = env_print(argv[i], env_flag);
if (!rc) {
printf("## Error: \"%s\" not defined\n", argv[i]);
++rcode;
@@ -198,137 +192,32 @@ static int do_env_grep(cmd_tbl_t *cmdtp, int flag,
#endif /* CONFIG_SPL_BUILD */
/*
- * Perform consistency checking before setting, replacing, or deleting an
- * environment variable, then (if successful) apply the changes to internals so
- * to make them effective. Code for this function was taken out of
- * _do_env_set(), which now calls it instead.
- * Also called as a callback function by himport_r().
- * Returns 0 in case of success, 1 in case of failure.
- * When (flag & H_FORCE) is set, do not print out any error message and force
- * overwriting of write-once variables.
- */
-
-int env_check_apply(const char *name, const char *oldval,
- const char *newval, int flag)
-{
- int console = -1;
-
- /* Default value for NULL to protect string-manipulating functions */
- newval = newval ? : "";
-
- /* Check for console redirection */
- if (strcmp(name, "stdin") == 0)
- console = stdin;
- else if (strcmp(name, "stdout") == 0)
- console = stdout;
- else if (strcmp(name, "stderr") == 0)
- console = stderr;
-
- if (console != -1) {
- if ((newval == NULL) || (*newval == '\0')) {
- /* We cannot delete stdin/stdout/stderr */
- if ((flag & H_FORCE) == 0)
- printf("Can't delete \"%s\"\n", name);
- return 1;
- }
-
-#ifdef CONFIG_CONSOLE_MUX
- if (iomux_doenv(console, newval))
- return 1;
-#else
- /* Try assigning specified device */
- if (console_assign(console, newval) < 0)
- return 1;
-#endif /* CONFIG_CONSOLE_MUX */
- }
-
- /*
- * Some variables like "ethaddr" and "serial#" can be set only once and
- * cannot be deleted, unless CONFIG_ENV_OVERWRITE is defined.
- */
-#ifndef CONFIG_ENV_OVERWRITE
- if (oldval != NULL && /* variable exists */
- (flag & H_FORCE) == 0) { /* and we are not forced */
- if (strcmp(name, "serial#") == 0 ||
- (strcmp(name, "ethaddr") == 0
-#if defined(CONFIG_OVERWRITE_ETHADDR_ONCE) && defined(CONFIG_ETHADDR)
- && strcmp(oldval, __stringify(CONFIG_ETHADDR)) != 0
-#endif /* CONFIG_OVERWRITE_ETHADDR_ONCE && CONFIG_ETHADDR */
- )) {
- printf("Can't overwrite \"%s\"\n", name);
- return 1;
- }
- }
-#endif
- /*
- * When we change baudrate, or we are doing an env default -a
- * (which will erase all variables prior to calling this),
- * we want the baudrate to actually change - for real.
- */
- if (oldval != NULL || /* variable exists */
- (flag & H_NOCLEAR) == 0) { /* or env is clear */
- /*
- * Switch to new baudrate if new baudrate is supported
- */
- if (strcmp(name, "baudrate") == 0) {
- int baudrate = simple_strtoul(newval, NULL, 10);
- int i;
- for (i = 0; i < N_BAUDRATES; ++i) {
- if (baudrate == baudrate_table[i])
- break;
- }
- if (i == N_BAUDRATES) {
- if ((flag & H_FORCE) == 0)
- printf("## Baudrate %d bps not "
- "supported\n", baudrate);
- return 1;
- }
- if (gd->baudrate == baudrate) {
- /* If unchanged, we just say it's OK */
- return 0;
- }
- printf("## Switch baudrate to %d bps and"
- "press ENTER ...\n", baudrate);
- udelay(50000);
- gd->baudrate = baudrate;
-#if defined(CONFIG_PPC) || defined(CONFIG_MCF52x2)
- gd->bd->bi_baudrate = baudrate;
-#endif
-
- serial_setbrg();
- udelay(50000);
- while (getc() != '\r')
- ;
- }
- }
-
- /*
- * Some variables should be updated when the corresponding
- * entry in the environment is changed
- */
- if (strcmp(name, "loadaddr") == 0) {
- load_addr = simple_strtoul(newval, NULL, 16);
- return 0;
- }
-#if defined(CONFIG_CMD_NET)
- else if (strcmp(name, "bootfile") == 0) {
- copy_filename(BootFile, newval, sizeof(BootFile));
- return 0;
- }
-#endif
- return 0;
-}
-
-/*
* Set a new environment variable,
* or replace or delete an existing one.
-*/
+ */
static int _do_env_set(int flag, int argc, char * const argv[])
{
int i, len;
char *name, *value, *s;
ENTRY e, *ep;
+ int env_flag = H_INTERACTIVE;
+
+ debug("Initial value for argc=%d\n", argc);
+ while (argc > 1 && **(argv + 1) == '-') {
+ char *arg = *++argv;
+ --argc;
+ while (*++arg) {
+ switch (*arg) {
+ case 'f': /* force */
+ env_flag |= H_FORCE;
+ break;
+ default:
+ return CMD_RET_USAGE;
+ }
+ }
+ }
+ debug("Final value for argc=%d\n", argc);
name = argv[1];
value = argv[2];
@@ -339,25 +228,10 @@ static int _do_env_set(int flag, int argc, char * const argv[])
}
env_id++;
- /*
- * search if variable with this name already exists
- */
- e.key = name;
- e.data = NULL;
- hsearch_r(e, FIND, &ep, &env_htab);
-
- /*
- * Perform requested checks. Notice how since we are overwriting
- * a single variable, we need to set H_NOCLEAR
- */
- if (env_check_apply(name, ep ? ep->data : NULL, value, H_NOCLEAR)) {
- debug("check function did not approve, refusing\n");
- return 1;
- }
/* Delete only ? */
if (argc < 3 || argv[2] == NULL) {
- int rc = hdelete_r(name, &env_htab, 0);
+ int rc = hdelete_r(name, &env_htab, env_flag);
return !rc;
}
@@ -384,7 +258,7 @@ static int _do_env_set(int flag, int argc, char * const argv[])
e.key = name;
e.data = value;
- hsearch_r(e, ENTER, &ep, &env_htab);
+ hsearch_r(e, ENTER, &ep, &env_htab, env_flag);
free(value);
if (!ep) {
printf("## Error inserting \"%s\" variable, errno=%d\n",
@@ -511,6 +385,153 @@ int do_env_ask(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
}
#endif
+#if defined(CONFIG_CMD_ENV_CALLBACK)
+static int print_static_binding(const char *var_name, const char *callback_name)
+{
+ printf("\t%-20s %-20s\n", var_name, callback_name);
+
+ return 0;
+}
+
+static int print_active_callback(ENTRY *entry)
+{
+ struct env_clbk_tbl *clbkp;
+ int i;
+ int num_callbacks;
+
+ if (entry->callback == NULL)
+ return 0;
+
+ /* look up the callback in the linker-list */
+ num_callbacks = ll_entry_count(struct env_clbk_tbl, env_clbk);
+ for (i = 0, clbkp = ll_entry_start(struct env_clbk_tbl, env_clbk);
+ i < num_callbacks;
+ i++, clbkp++) {
+#if defined(CONFIG_NEEDS_MANUAL_RELOC)
+ if (entry->callback == clbkp->callback + gd->reloc_off)
+#else
+ if (entry->callback == clbkp->callback)
+#endif
+ break;
+ }
+
+ if (i == num_callbacks)
+ /* this should probably never happen, but just in case... */
+ printf("\t%-20s %p\n", entry->key, entry->callback);
+ else
+ printf("\t%-20s %-20s\n", entry->key, clbkp->name);
+
+ return 0;
+}
+
+/*
+ * Print the callbacks available and what they are bound to
+ */
+int do_env_callback(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ struct env_clbk_tbl *clbkp;
+ int i;
+ int num_callbacks;
+
+ /* Print the available callbacks */
+ puts("Available callbacks:\n");
+ puts("\tCallback Name\n");
+ puts("\t-------------\n");
+ num_callbacks = ll_entry_count(struct env_clbk_tbl, env_clbk);
+ for (i = 0, clbkp = ll_entry_start(struct env_clbk_tbl, env_clbk);
+ i < num_callbacks;
+ i++, clbkp++)
+ printf("\t%s\n", clbkp->name);
+ puts("\n");
+
+ /* Print the static bindings that may exist */
+ puts("Static callback bindings:\n");
+ printf("\t%-20s %-20s\n", "Variable Name", "Callback Name");
+ printf("\t%-20s %-20s\n", "-------------", "-------------");
+ env_attr_walk(ENV_CALLBACK_LIST_STATIC, print_static_binding);
+ puts("\n");
+
+ /* walk through each variable and print the callback if it has one */
+ puts("Active callback bindings:\n");
+ printf("\t%-20s %-20s\n", "Variable Name", "Callback Name");
+ printf("\t%-20s %-20s\n", "-------------", "-------------");
+ hwalk_r(&env_htab, print_active_callback);
+ return 0;
+}
+#endif
+
+#if defined(CONFIG_CMD_ENV_FLAGS)
+static int print_static_flags(const char *var_name, const char *flags)
+{
+ enum env_flags_vartype type = env_flags_parse_vartype(flags);
+ enum env_flags_varaccess access = env_flags_parse_varaccess(flags);
+
+ printf("\t%-20s %-20s %-20s\n", var_name,
+ env_flags_get_vartype_name(type),
+ env_flags_get_varaccess_name(access));
+
+ return 0;
+}
+
+static int print_active_flags(ENTRY *entry)
+{
+ enum env_flags_vartype type;
+ enum env_flags_varaccess access;
+
+ if (entry->flags == 0)
+ return 0;
+
+ type = (enum env_flags_vartype)
+ (entry->flags & ENV_FLAGS_VARTYPE_BIN_MASK);
+ access = env_flags_parse_varaccess_from_binflags(entry->flags);
+ printf("\t%-20s %-20s %-20s\n", entry->key,
+ env_flags_get_vartype_name(type),
+ env_flags_get_varaccess_name(access));
+
+ return 0;
+}
+
+/*
+ * Print the flags available and what variables have flags
+ */
+int do_env_flags(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ /* Print the available variable types */
+ printf("Available variable type flags (position %d):\n",
+ ENV_FLAGS_VARTYPE_LOC);
+ puts("\tFlag\tVariable Type Name\n");
+ puts("\t----\t------------------\n");
+ env_flags_print_vartypes();
+ puts("\n");
+
+ /* Print the available variable access types */
+ printf("Available variable access flags (position %d):\n",
+ ENV_FLAGS_VARACCESS_LOC);
+ puts("\tFlag\tVariable Access Name\n");
+ puts("\t----\t--------------------\n");
+ env_flags_print_varaccess();
+ puts("\n");
+
+ /* Print the static flags that may exist */
+ puts("Static flags:\n");
+ printf("\t%-20s %-20s %-20s\n", "Variable Name", "Variable Type",
+ "Variable Access");
+ printf("\t%-20s %-20s %-20s\n", "-------------", "-------------",
+ "---------------");
+ env_attr_walk(ENV_FLAGS_LIST_STATIC, print_static_flags);
+ puts("\n");
+
+ /* walk through each variable and print the flags if non-default */
+ puts("Active flags:\n");
+ printf("\t%-20s %-20s %-20s\n", "Variable Name", "Variable Type",
+ "Variable Access");
+ printf("\t%-20s %-20s %-20s\n", "-------------", "-------------",
+ "---------------");
+ hwalk_r(&env_htab, print_active_flags);
+ return 0;
+}
+#endif
+
/*
* Interactively edit an environment variable
*/
@@ -552,7 +573,7 @@ char *getenv(const char *name)
e.key = name;
e.data = NULL;
- hsearch_r(e, FIND, &ep, &env_htab);
+ hsearch_r(e, FIND, &ep, &env_htab, 0);
return ep ? ep->data : NULL;
}
@@ -704,8 +725,36 @@ static int do_env_default(cmd_tbl_t *cmdtp, int __flag,
static int do_env_delete(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{
- printf("Not implemented yet\n");
- return 0;
+ int env_flag = H_INTERACTIVE;
+ int ret = 0;
+
+ debug("Initial value for argc=%d\n", argc);
+ while (argc > 1 && **(argv + 1) == '-') {
+ char *arg = *++argv;
+
+ --argc;
+ while (*++arg) {
+ switch (*arg) {
+ case 'f': /* force */
+ env_flag |= H_FORCE;
+ break;
+ default:
+ return CMD_RET_USAGE;
+ }
+ }
+ }
+ debug("Final value for argc=%d\n", argc);
+
+ env_id++;
+
+ while (--argc > 0) {
+ char *name = *++argv;
+
+ if (!hdelete_r(name, &env_htab, env_flag))
+ ret = 1;
+ }
+
+ return ret;
}
#ifdef CONFIG_CMD_EXPORTENV
@@ -812,7 +861,7 @@ NXTARG: ;
argv++;
if (sep) { /* export as text file */
- len = hexport_r(&env_htab, sep, &addr, size, argc, argv);
+ len = hexport_r(&env_htab, sep, 0, &addr, size, argc, argv);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
@@ -830,7 +879,7 @@ NXTARG: ;
else /* export as raw binary data */
res = addr;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, argc, argv);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, argc, argv);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
@@ -951,7 +1000,7 @@ static int do_env_import(cmd_tbl_t *cmdtp, int flag,
}
if (himport_r(&env_htab, addr, size, sep, del ? 0 : H_NOCLEAR,
- 0, NULL, 0 /* do_apply */) == 0) {
+ 0, NULL) == 0) {
error("Environment import failed: errno = %d\n", errno);
return 1;
}
@@ -974,10 +1023,16 @@ static cmd_tbl_t cmd_env_sub[] = {
U_BOOT_CMD_MKENT(ask, CONFIG_SYS_MAXARGS, 1, do_env_ask, "", ""),
#endif
U_BOOT_CMD_MKENT(default, 1, 0, do_env_default, "", ""),
- U_BOOT_CMD_MKENT(delete, 2, 0, do_env_delete, "", ""),
+ U_BOOT_CMD_MKENT(delete, CONFIG_SYS_MAXARGS, 0, do_env_delete, "", ""),
#if defined(CONFIG_CMD_EDITENV)
U_BOOT_CMD_MKENT(edit, 2, 0, do_env_edit, "", ""),
#endif
+#if defined(CONFIG_CMD_ENV_CALLBACK)
+ U_BOOT_CMD_MKENT(callbacks, 1, 0, do_env_callback, "", ""),
+#endif
+#if defined(CONFIG_CMD_ENV_FLAGS)
+ U_BOOT_CMD_MKENT(flags, 1, 0, do_env_flags, "", ""),
+#endif
#if defined(CONFIG_CMD_EXPORTENV)
U_BOOT_CMD_MKENT(export, 4, 0, do_env_export, "", ""),
#endif
@@ -1028,21 +1083,28 @@ static char env_help_text[] =
#if defined(CONFIG_CMD_ASKENV)
"ask name [message] [size] - ask for environment variable\nenv "
#endif
+#if defined(CONFIG_CMD_ENV_CALLBACK)
+ "callbacks - print callbacks and their associated variables\nenv "
+#endif
"default [-f] -a - [forcibly] reset default environment\n"
"env default [-f] var [...] - [forcibly] reset variable(s) to their default values\n"
+ "env delete [-f] var [...] - [forcibly] delete variable(s)\n"
#if defined(CONFIG_CMD_EDITENV)
"env edit name - edit environment variable\n"
#endif
#if defined(CONFIG_CMD_EXPORTENV)
"env export [-t | -b | -c] [-s size] addr [var ...] - export environment\n"
#endif
+#if defined(CONFIG_CMD_ENV_FLAGS)
+ "env flags - print variables that have non-default flags\n"
+#endif
#if defined(CONFIG_CMD_GREPENV)
"env grep string [...] - search environment\n"
#endif
#if defined(CONFIG_CMD_IMPORTENV)
"env import [-d] [-t | -b | -c] addr [size] - import environment\n"
#endif
- "env print [name ...] - print environment\n"
+ "env print [-a | name ...] - print environment\n"
#if defined(CONFIG_CMD_RUN)
"env run var [...] - run commands in an environment variable\n"
#endif
@@ -1074,7 +1136,7 @@ U_BOOT_CMD_COMPLETE(
U_BOOT_CMD_COMPLETE(
printenv, CONFIG_SYS_MAXARGS, 1, do_env_print,
"print environment variables",
- "\n - print values of all environment variables\n"
+ "[-a]\n - print [all] values of all environment variables\n"
"printenv name ...\n"
" - print value of environment variable 'name'",
var_complete
@@ -1093,10 +1155,10 @@ U_BOOT_CMD_COMPLETE(
U_BOOT_CMD_COMPLETE(
setenv, CONFIG_SYS_MAXARGS, 0, do_env_set,
"set environment variables",
- "name value ...\n"
- " - set environment variable 'name' to 'value ...'\n"
- "setenv name\n"
- " - delete environment variable 'name'",
+ "[-f] name value ...\n"
+ " - [forcibly] set environment variable 'name' to 'value ...'\n"
+ "setenv [-f] name\n"
+ " - [forcibly] delete environment variable 'name'",
var_complete
);
diff --git a/common/cmd_read.c b/common/cmd_read.c
new file mode 100644
index 0000000..f0fc9bf
--- /dev/null
+++ b/common/cmd_read.c
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ */
+
+#include <common.h>
+#include <command.h>
+#include <part.h>
+
+int do_read(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ char *ep;
+ block_dev_desc_t *dev_desc = NULL;
+ int dev;
+ int part = 0;
+ disk_partition_t part_info;
+ ulong offset = 0u;
+ ulong limit = 0u;
+ void *addr;
+ uint blk;
+ uint cnt;
+
+ if (argc != 6) {
+ cmd_usage(cmdtp);
+ return 1;
+ }
+
+ dev = (int)simple_strtoul(argv[2], &ep, 16);
+ if (*ep) {
+ if (*ep != ':') {
+ printf("Invalid block device %s\n", argv[2]);
+ return 1;
+ }
+ part = (int)simple_strtoul(++ep, NULL, 16);
+ }
+
+ dev_desc = get_dev(argv[1], dev);
+ if (dev_desc == NULL) {
+ printf("Block device %s %d not supported\n", argv[1], dev);
+ return 1;
+ }
+
+ addr = (void *)simple_strtoul(argv[3], NULL, 16);
+ blk = simple_strtoul(argv[4], NULL, 16);
+ cnt = simple_strtoul(argv[5], NULL, 16);
+
+ if (part != 0) {
+ if (get_partition_info(dev_desc, part, &part_info)) {
+ printf("Cannot find partition %d\n", part);
+ return 1;
+ }
+ offset = part_info.start;
+ limit = part_info.size;
+ } else {
+ /* Largest address not available in block_dev_desc_t. */
+ limit = ~0;
+ }
+
+ if (cnt + blk > limit) {
+ printf("Read out of range\n");
+ return 1;
+ }
+
+ if (dev_desc->block_read(dev, offset + blk, cnt, addr) < 0) {
+ printf("Error reading blocks\n");
+ return 1;
+ }
+
+ return 0;
+}
+
+U_BOOT_CMD(
+ read, 6, 0, do_read,
+ "Load binary data from a partition",
+ "<interface> <dev[:part]> addr blk# cnt"
+);
diff --git a/common/cmd_sha1sum.c b/common/cmd_sha1sum.c
index 8db5456..fe927ab 100644
--- a/common/cmd_sha1sum.c
+++ b/common/cmd_sha1sum.c
@@ -26,73 +26,11 @@
#include <common.h>
#include <command.h>
+#include <hash.h>
#include <sha1.h>
-/*
- * Store the resulting sum to an address or variable
- */
-static void store_result(const u8 *sum, const char *dest)
-{
- unsigned int i;
-
- if (*dest == '*') {
- u8 *ptr;
-
- ptr = (u8 *)simple_strtoul(dest + 1, NULL, 16);
- for (i = 0; i < 20; i++)
- *ptr++ = sum[i];
- } else {
- char str_output[41];
- char *str_ptr = str_output;
-
- for (i = 0; i < 20; i++) {
- sprintf(str_ptr, "%02x", sum[i]);
- str_ptr += 2;
- }
- str_ptr = '\0';
- setenv(dest, str_output);
- }
-}
-
-#ifdef CONFIG_SHA1SUM_VERIFY
-static int parse_verify_sum(char *verify_str, u8 *vsum)
-{
- if (*verify_str == '*') {
- u8 *ptr;
-
- ptr = (u8 *)simple_strtoul(verify_str + 1, NULL, 16);
- memcpy(vsum, ptr, 20);
- } else {
- unsigned int i;
- char *vsum_str;
-
- if (strlen(verify_str) == 40)
- vsum_str = verify_str;
- else {
- vsum_str = getenv(verify_str);
- if (vsum_str == NULL || strlen(vsum_str) != 40)
- return 1;
- }
-
- for (i = 0; i < 20; i++) {
- char *nullp = vsum_str + (i + 1) * 2;
- char end = *nullp;
-
- *nullp = '\0';
- *(u8 *)(vsum + i) =
- simple_strtoul(vsum_str + (i * 2), NULL, 16);
- *nullp = end;
- }
- }
- return 0;
-}
-
int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
- ulong addr, len;
- unsigned int i;
- u8 output[20];
- u8 vsum[20];
int verify = 0;
int ac;
char * const *av;
@@ -102,75 +40,16 @@ int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
av = argv + 1;
ac = argc - 1;
+#ifdef CONFIG_SHA1SUM_VERIFY
if (strcmp(*av, "-v") == 0) {
verify = 1;
av++;
ac--;
- if (ac < 3)
- return CMD_RET_USAGE;
}
+#endif
- addr = simple_strtoul(*av++, NULL, 16);
- len = simple_strtoul(*av++, NULL, 16);
-
- sha1_csum_wd((unsigned char *) addr, len, output, CHUNKSZ_SHA1);
-
- if (!verify) {
- printf("SHA1 for %08lx ... %08lx ==> ", addr, addr + len - 1);
- for (i = 0; i < 20; i++)
- printf("%02x", output[i]);
- printf("\n");
-
- if (ac > 2)
- store_result(output, *av);
- } else {
- char *verify_str = *av++;
-
- if (parse_verify_sum(verify_str, vsum)) {
- printf("ERROR: %s does not contain a valid SHA1 sum\n",
- verify_str);
- return 1;
- }
- if (memcmp(output, vsum, 20) != 0) {
- printf("SHA1 for %08lx ... %08lx ==> ", addr,
- addr + len - 1);
- for (i = 0; i < 20; i++)
- printf("%02x", output[i]);
- printf(" != ");
- for (i = 0; i < 20; i++)
- printf("%02x", vsum[i]);
- printf(" ** ERROR **\n");
- return 1;
- }
- }
-
- return 0;
-}
-#else
-static int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
-{
- unsigned long addr, len;
- unsigned int i;
- u8 output[20];
-
- if (argc < 3)
- return CMD_RET_USAGE;
-
- addr = simple_strtoul(argv[1], NULL, 16);
- len = simple_strtoul(argv[2], NULL, 16);
-
- sha1_csum_wd((unsigned char *) addr, len, output, CHUNKSZ_SHA1);
- printf("SHA1 for %08lx ... %08lx ==> ", addr, addr + len - 1);
- for (i = 0; i < 20; i++)
- printf("%02x", output[i]);
- printf("\n");
-
- if (argc > 3)
- store_result(output, argv[3]);
-
- return 0;
+ return hash_command("sha1", verify, cmdtp, flag, ac, av);
}
-#endif
#ifdef CONFIG_SHA1SUM_VERIFY
U_BOOT_CMD(
diff --git a/common/cmd_spl.c b/common/cmd_spl.c
index 9ec054a..e3c543b 100644
--- a/common/cmd_spl.c
+++ b/common/cmd_spl.c
@@ -130,10 +130,12 @@ static int spl_export(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
if (call_bootm(argc, argv, subcmd_list[(int)c->cmd]))
return -1;
switch ((int)c->cmd) {
+#ifdef CONFIG_OF_LIBFDT
case SPL_EXPORT_FDT:
printf("Argument image is now in RAM: 0x%p\n",
(void *)images.ft_addr);
break;
+#endif
case SPL_EXPORT_ATAGS:
printf("Argument image is now in RAM at: 0x%p\n",
(void *)gd->bd->bi_boot_params);
diff --git a/common/cmd_tpm.c b/common/cmd_tpm.c
index 6f5cd48..0970a6f 100644
--- a/common/cmd_tpm.c
+++ b/common/cmd_tpm.c
@@ -63,19 +63,68 @@ static int tpm_process(int argc, char * const argv[], cmd_tbl_t *cmdtp)
return rv;
}
-static int do_tpm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+#define CHECK(exp) do { \
+ int _rv = exp; \
+ if (_rv) { \
+ printf("CHECK: %s %d %x\n", #exp, __LINE__, _rv);\
+ } \
+ } while (0)
+
+static int tpm_process_stress(int repeat_count)
{
+ int i;
int rv = 0;
+ u8 request[] = {0x0, 0xc1,
+ 0x0, 0x0, 0x0, 0x16,
+ 0x0, 0x0, 0x0, 0x65,
+ 0x0, 0x0, 0x0, 0x4,
+ 0x0, 0x0, 0x0, 0x4,
+ 0x0, 0x0, 0x1, 0x9};
+ u8 response[MAX_TRANSACTION_SIZE];
+ u32 rlength = MAX_TRANSACTION_SIZE;
+
+ CHECK(tis_init());
+
+ for (i = 0; i < repeat_count; i++) {
+ CHECK(tis_open());
+ rv = tis_sendrecv(request, sizeof(request), response, &rlength);
+ if (rv) {
+ printf("tpm test failed at step %d with 0x%x\n", i, rv);
+ CHECK(tis_close());
+ break;
+ }
+ CHECK(tis_close());
+ if ((response[6] || response[7] || response[8] || response[9])
+ && response[9] != 0x26) {
+ /* Ignore postinit errors */
+ printf("tpm command failed at step %d\n"
+ "tpm error code: %02x%02x%02x%02x\n", i,
+ response[6], response[7],
+ response[8], response[9]);
+ rv = -1;
+ break;
+ }
+ }
+ return rv;
+}
- /*
- * Verify that in case it is present, the first argument, it is
- * exactly one character in size.
- */
- if (argc < 7) {
+
+static int do_tpm_many(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[], int repeat_count)
+
+{
+ int rv = 0;
+
+ if (argc < 7 && repeat_count == 0) {
puts("command should be at least six bytes in size\n");
return -1;
}
+ if (repeat_count > 0) {
+ rv = tpm_process_stress(repeat_count);
+ return rv;
+ }
+
if (tis_init()) {
puts("tis_init() failed!\n");
return -1;
@@ -96,8 +145,40 @@ static int do_tpm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
return rv;
}
+
+static int do_tpm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ return do_tpm_many(cmdtp, flag, argc, argv, 0);
+}
+
+
U_BOOT_CMD(tpm, MAX_TRANSACTION_SIZE, 1, do_tpm,
"<byte> [<byte> ...] - write data and read response",
"send arbitrary data (at least 6 bytes) to the TPM "
"device and read the response"
);
+
+static int do_tpm_stress(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ long unsigned int n;
+ int rv;
+
+ if (argc != 2) {
+ puts("usage: tpm_stress <count>\n");
+ return -1;
+ }
+
+ rv = strict_strtoul(argv[1], 10, &n);
+ if (rv) {
+ puts("tpm_stress: bad count");
+ return -1;
+ }
+
+ return do_tpm_many(cmdtp, flag, argc, argv, n);
+}
+
+U_BOOT_CMD(tpm_stress, 2, 1, do_tpm_stress,
+ "<n> - stress-test communication with TPM",
+ "Repeat a TPM transaction (request-response) N times"
+);
diff --git a/common/cmd_usb.c b/common/cmd_usb.c
index 8ad0b23..dacdc2d 100644
--- a/common/cmd_usb.c
+++ b/common/cmd_usb.c
@@ -192,7 +192,7 @@ static void usb_display_desc(struct usb_device *dev)
}
-static void usb_display_conf_desc(struct usb_configuration_descriptor *config,
+static void usb_display_conf_desc(struct usb_config_descriptor *config,
struct usb_device *dev)
{
printf(" Configuration: %d\n", config->bConfigurationValue);
diff --git a/common/console.c b/common/console.c
index 1177f7d..bf73178 100644
--- a/common/console.c
+++ b/common/console.c
@@ -24,11 +24,78 @@
#include <common.h>
#include <stdarg.h>
#include <malloc.h>
+#include <serial.h>
#include <stdio_dev.h>
#include <exports.h>
+#include <environment.h>
DECLARE_GLOBAL_DATA_PTR;
+static int on_console(const char *name, const char *value, enum env_op op,
+ int flags)
+{
+ int console = -1;
+
+ /* Check for console redirection */
+ if (strcmp(name, "stdin") == 0)
+ console = stdin;
+ else if (strcmp(name, "stdout") == 0)
+ console = stdout;
+ else if (strcmp(name, "stderr") == 0)
+ console = stderr;
+
+ /* if not actually setting a console variable, we don't care */
+ if (console == -1 || (gd->flags & GD_FLG_DEVINIT) == 0)
+ return 0;
+
+ switch (op) {
+ case env_op_create:
+ case env_op_overwrite:
+
+#ifdef CONFIG_CONSOLE_MUX
+ if (iomux_doenv(console, value))
+ return 1;
+#else
+ /* Try assigning specified device */
+ if (console_assign(console, value) < 0)
+ return 1;
+#endif /* CONFIG_CONSOLE_MUX */
+ return 0;
+
+ case env_op_delete:
+ if ((flags & H_FORCE) == 0)
+ printf("Can't delete \"%s\"\n", name);
+ return 1;
+
+ default:
+ return 0;
+ }
+}
+U_BOOT_ENV_CALLBACK(console, on_console);
+
+#ifdef CONFIG_SILENT_CONSOLE
+static int on_silent(const char *name, const char *value, enum env_op op,
+ int flags)
+{
+#ifndef CONFIG_SILENT_CONSOLE_UPDATE_ON_SET
+ if (flags & H_INTERACTIVE)
+ return 0;
+#endif
+#ifndef CONFIG_SILENT_CONSOLE_UPDATE_ON_RELOC
+ if ((flags & H_INTERACTIVE) == 0)
+ return 0;
+#endif
+
+ if (value != NULL)
+ gd->flags |= GD_FLG_SILENT;
+ else
+ gd->flags &= ~GD_FLG_SILENT;
+
+ return 0;
+}
+U_BOOT_ENV_CALLBACK(silent, on_silent);
+#endif
+
#ifdef CONFIG_SYS_CONSOLE_IS_IN_ENV
/*
* if overwrite_console returns 1, the stdin, stderr and stdout
@@ -591,7 +658,6 @@ int console_init_f(void)
void stdio_print_current_devices(void)
{
-#ifndef CONFIG_SYS_CONSOLE_INFO_QUIET
/* Print information */
puts("In: ");
if (stdio_devices[stdin] == NULL) {
@@ -613,7 +679,6 @@ void stdio_print_current_devices(void)
} else {
printf ("%s\n", stdio_devices[stderr]->name);
}
-#endif /* CONFIG_SYS_CONSOLE_INFO_QUIET */
}
#ifdef CONFIG_SYS_CONSOLE_IS_IN_ENV
@@ -683,9 +748,9 @@ int console_init_r(void)
done:
#endif
- gd->flags |= GD_FLG_DEVINIT; /* device initialization completed */
-
+#ifndef CONFIG_SYS_CONSOLE_INFO_QUIET
stdio_print_current_devices();
+#endif /* CONFIG_SYS_CONSOLE_INFO_QUIET */
#ifdef CONFIG_SYS_CONSOLE_ENV_OVERWRITE
/* set the environment variables (will overwrite previous env settings) */
@@ -694,6 +759,8 @@ done:
}
#endif /* CONFIG_SYS_CONSOLE_ENV_OVERWRITE */
+ gd->flags |= GD_FLG_DEVINIT; /* device initialization completed */
+
#if 0
/* If nothing usable installed, use only the initial console */
if ((stdio_devices[stdin] == NULL) && (stdio_devices[stdout] == NULL))
@@ -758,15 +825,17 @@ int console_init_r(void)
#endif
}
- gd->flags |= GD_FLG_DEVINIT; /* device initialization completed */
-
+#ifndef CONFIG_SYS_CONSOLE_INFO_QUIET
stdio_print_current_devices();
+#endif /* CONFIG_SYS_CONSOLE_INFO_QUIET */
/* Setting environment variables */
for (i = 0; i < 3; i++) {
setenv(stdio_names[i], stdio_devices[i]->name);
}
+ gd->flags |= GD_FLG_DEVINIT; /* device initialization completed */
+
#if 0
/* If nothing usable installed, use only the initial console */
if ((stdio_devices[stdin] == NULL) && (stdio_devices[stdout] == NULL))
diff --git a/common/edid.c b/common/edid.c
new file mode 100644
index 0000000..c82c298
--- /dev/null
+++ b/common/edid.c
@@ -0,0 +1,307 @@
+/*
+ * Copyright (c) 2012 The Chromium OS Authors.
+ *
+ * (C) Copyright 2010
+ * Petr Stetiar <ynezz@true.cz>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ * Contains stolen code from ddcprobe project which is:
+ * Copyright (C) Nalin Dahyabhai <bigfun@pobox.com>
+ *
+ */
+
+#include <common.h>
+#include <edid.h>
+#include <linux/ctype.h>
+#include <linux/string.h>
+
+int edid_check_info(struct edid1_info *edid_info)
+{
+ if ((edid_info == NULL) || (edid_info->version == 0))
+ return -1;
+
+ if (memcmp(edid_info->header, "\x0\xff\xff\xff\xff\xff\xff\x0", 8))
+ return -1;
+
+ if (edid_info->version == 0xff && edid_info->revision == 0xff)
+ return -1;
+
+ return 0;
+}
+
+int edid_get_ranges(struct edid1_info *edid, unsigned int *hmin,
+ unsigned int *hmax, unsigned int *vmin,
+ unsigned int *vmax)
+{
+ int i;
+ struct edid_monitor_descriptor *monitor;
+
+ *hmin = *hmax = *vmin = *vmax = 0;
+ if (edid_check_info(edid))
+ return -1;
+
+ for (i = 0; i < ARRAY_SIZE(edid->monitor_details.descriptor); i++) {
+ monitor = &edid->monitor_details.descriptor[i];
+ if (monitor->type == EDID_MONITOR_DESCRIPTOR_RANGE) {
+ *hmin = monitor->data.range_data.horizontal_min;
+ *hmax = monitor->data.range_data.horizontal_max;
+ *vmin = monitor->data.range_data.vertical_min;
+ *vmax = monitor->data.range_data.vertical_max;
+ return 0;
+ }
+ }
+ return -1;
+}
+
+/**
+ * Snip the tailing whitespace/return of a string.
+ *
+ * @param string The string to be snipped
+ * @return the snipped string
+ */
+static char *snip(char *string)
+{
+ char *s;
+
+ /*
+ * This is always a 13 character buffer
+ * and it's not always terminated.
+ */
+ string[12] = '\0';
+ s = &string[strlen(string) - 1];
+
+ while (s >= string && (isspace(*s) || *s == '\n' || *s == '\r' ||
+ *s == '\0'))
+ *(s--) = '\0';
+
+ return string;
+}
+
+/**
+ * Print an EDID monitor descriptor block
+ *
+ * @param monitor The EDID monitor descriptor block
+ * @have_timing Modifies to 1 if the desciptor contains timing info
+ */
+static void edid_print_dtd(struct edid_monitor_descriptor *monitor,
+ unsigned int *have_timing)
+{
+ unsigned char *bytes = (unsigned char *)monitor;
+ struct edid_detailed_timing *timing =
+ (struct edid_detailed_timing *)monitor;
+
+ if (bytes[0] == 0 && bytes[1] == 0) {
+ if (monitor->type == EDID_MONITOR_DESCRIPTOR_SERIAL)
+ printf("Monitor serial number: %s\n",
+ snip(monitor->data.string));
+ else if (monitor->type == EDID_MONITOR_DESCRIPTOR_ASCII)
+ printf("Monitor ID: %s\n",
+ snip(monitor->data.string));
+ else if (monitor->type == EDID_MONITOR_DESCRIPTOR_NAME)
+ printf("Monitor name: %s\n",
+ snip(monitor->data.string));
+ else if (monitor->type == EDID_MONITOR_DESCRIPTOR_RANGE)
+ printf("Monitor range limits, horizontal sync: "
+ "%d-%d kHz, vertical refresh: "
+ "%d-%d Hz, max pixel clock: "
+ "%d MHz\n",
+ monitor->data.range_data.horizontal_min,
+ monitor->data.range_data.horizontal_max,
+ monitor->data.range_data.vertical_min,
+ monitor->data.range_data.vertical_max,
+ monitor->data.range_data.pixel_clock_max * 10);
+ } else {
+ uint32_t pixclock, h_active, h_blanking, v_active, v_blanking;
+ uint32_t h_total, v_total, vfreq;
+
+ pixclock = EDID_DETAILED_TIMING_PIXEL_CLOCK(*timing);
+ h_active = EDID_DETAILED_TIMING_HORIZONTAL_ACTIVE(*timing);
+ h_blanking = EDID_DETAILED_TIMING_HORIZONTAL_BLANKING(*timing);
+ v_active = EDID_DETAILED_TIMING_VERTICAL_ACTIVE(*timing);
+ v_blanking = EDID_DETAILED_TIMING_VERTICAL_BLANKING(*timing);
+
+ h_total = h_active + h_blanking;
+ v_total = v_active + v_blanking;
+ if (v_total * h_total)
+ vfreq = pixclock / (v_total * h_total);
+ else
+ vfreq = 1; /* Error case */
+ printf("\t%dx%d\%c\t%d Hz (detailed)\n", h_active,
+ v_active, h_active > 1000 ? ' ' : '\t', vfreq);
+ *have_timing = 1;
+ }
+}
+
+/**
+ * Get the manufacturer name from an EDID info.
+ *
+ * @param edid_info The EDID info to be printed
+ * @param name Returns the string of the manufacturer name
+ */
+static void edid_get_manufacturer_name(struct edid1_info *edid, char *name)
+{
+ name[0] = EDID1_INFO_MANUFACTURER_NAME_CHAR1(*edid) + 'A' - 1;
+ name[1] = EDID1_INFO_MANUFACTURER_NAME_CHAR2(*edid) + 'A' - 1;
+ name[2] = EDID1_INFO_MANUFACTURER_NAME_CHAR3(*edid) + 'A' - 1;
+ name[3] = '\0';
+}
+
+void edid_print_info(struct edid1_info *edid_info)
+{
+ int i;
+ char manufacturer[4];
+ unsigned int have_timing = 0;
+ uint32_t serial_number;
+
+ if (edid_check_info(edid_info)) {
+ printf("Not a valid EDID\n");
+ return;
+ }
+
+ printf("EDID version: %d.%d\n",
+ edid_info->version, edid_info->revision);
+
+ printf("Product ID code: %04x\n", EDID1_INFO_PRODUCT_CODE(*edid_info));
+
+ edid_get_manufacturer_name(edid_info, manufacturer);
+ printf("Manufacturer: %s\n", manufacturer);
+
+ serial_number = EDID1_INFO_SERIAL_NUMBER(*edid_info);
+ if (serial_number != 0xffffffff) {
+ if (strcmp(manufacturer, "MAG") == 0)
+ serial_number -= 0x7000000;
+ if (strcmp(manufacturer, "OQI") == 0)
+ serial_number -= 456150000;
+ if (strcmp(manufacturer, "VSC") == 0)
+ serial_number -= 640000000;
+ }
+ printf("Serial number: %08x\n", serial_number);
+ printf("Manufactured in week: %d year: %d\n",
+ edid_info->week, edid_info->year + 1990);
+
+ printf("Video input definition: %svoltage level %d%s%s%s%s%s\n",
+ EDID1_INFO_VIDEO_INPUT_DIGITAL(*edid_info) ?
+ "digital signal, " : "analog signal, ",
+ EDID1_INFO_VIDEO_INPUT_VOLTAGE_LEVEL(*edid_info),
+ EDID1_INFO_VIDEO_INPUT_BLANK_TO_BLACK(*edid_info) ?
+ ", blank to black" : "",
+ EDID1_INFO_VIDEO_INPUT_SEPARATE_SYNC(*edid_info) ?
+ ", separate sync" : "",
+ EDID1_INFO_VIDEO_INPUT_COMPOSITE_SYNC(*edid_info) ?
+ ", composite sync" : "",
+ EDID1_INFO_VIDEO_INPUT_SYNC_ON_GREEN(*edid_info) ?
+ ", sync on green" : "",
+ EDID1_INFO_VIDEO_INPUT_SERRATION_V(*edid_info) ?
+ ", serration v" : "");
+
+ printf("Monitor is %s\n",
+ EDID1_INFO_FEATURE_RGB(*edid_info) ? "RGB" : "non-RGB");
+
+ printf("Maximum visible display size: %d cm x %d cm\n",
+ edid_info->max_size_horizontal,
+ edid_info->max_size_vertical);
+
+ printf("Power management features: %s%s, %s%s, %s%s\n",
+ EDID1_INFO_FEATURE_ACTIVE_OFF(*edid_info) ?
+ "" : "no ", "active off",
+ EDID1_INFO_FEATURE_SUSPEND(*edid_info) ? "" : "no ", "suspend",
+ EDID1_INFO_FEATURE_STANDBY(*edid_info) ? "" : "no ", "standby");
+
+ printf("Estabilished timings:\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_720X400_70(*edid_info))
+ printf("\t720x400\t\t70 Hz (VGA 640x400, IBM)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_720X400_88(*edid_info))
+ printf("\t720x400\t\t88 Hz (XGA2)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_640X480_60(*edid_info))
+ printf("\t640x480\t\t60 Hz (VGA)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_640X480_67(*edid_info))
+ printf("\t640x480\t\t67 Hz (Mac II, Apple)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_640X480_72(*edid_info))
+ printf("\t640x480\t\t72 Hz (VESA)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_640X480_75(*edid_info))
+ printf("\t640x480\t\t75 Hz (VESA)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_800X600_56(*edid_info))
+ printf("\t800x600\t\t56 Hz (VESA)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_800X600_60(*edid_info))
+ printf("\t800x600\t\t60 Hz (VESA)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_800X600_72(*edid_info))
+ printf("\t800x600\t\t72 Hz (VESA)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_800X600_75(*edid_info))
+ printf("\t800x600\t\t75 Hz (VESA)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_832X624_75(*edid_info))
+ printf("\t832x624\t\t75 Hz (Mac II)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_1024X768_87I(*edid_info))
+ printf("\t1024x768\t87 Hz Interlaced (8514A)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_1024X768_60(*edid_info))
+ printf("\t1024x768\t60 Hz (VESA)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_1024X768_70(*edid_info))
+ printf("\t1024x768\t70 Hz (VESA)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_1024X768_75(*edid_info))
+ printf("\t1024x768\t75 Hz (VESA)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_1280X1024_75(*edid_info))
+ printf("\t1280x1024\t75 (VESA)\n");
+ if (EDID1_INFO_ESTABLISHED_TIMING_1152X870_75(*edid_info))
+ printf("\t1152x870\t75 (Mac II)\n");
+
+ /* Standard timings. */
+ printf("Standard timings:\n");
+ for (i = 0; i < ARRAY_SIZE(edid_info->standard_timings); i++) {
+ unsigned int aspect = 10000;
+ unsigned int x, y;
+ unsigned char xres, vfreq;
+
+ xres = EDID1_INFO_STANDARD_TIMING_XRESOLUTION(*edid_info, i);
+ vfreq = EDID1_INFO_STANDARD_TIMING_VFREQ(*edid_info, i);
+ if ((xres != vfreq) ||
+ ((xres != 0) && (xres != 1)) ||
+ ((vfreq != 0) && (vfreq != 1))) {
+ switch (EDID1_INFO_STANDARD_TIMING_ASPECT(*edid_info,
+ i)) {
+ case ASPECT_625:
+ aspect = 6250;
+ break;
+ case ASPECT_75:
+ aspect = 7500;
+ break;
+ case ASPECT_8:
+ aspect = 8000;
+ break;
+ case ASPECT_5625:
+ aspect = 5625;
+ break;
+ }
+ x = (xres + 31) * 8;
+ y = x * aspect / 10000;
+ printf("\t%dx%d%c\t%d Hz\n", x, y,
+ x > 1000 ? ' ' : '\t', (vfreq & 0x3f) + 60);
+ have_timing = 1;
+ }
+ }
+
+ /* Detailed timing information. */
+ for (i = 0; i < ARRAY_SIZE(edid_info->monitor_details.descriptor);
+ i++) {
+ edid_print_dtd(&edid_info->monitor_details.descriptor[i],
+ &have_timing);
+ }
+
+ if (!have_timing)
+ printf("\tNone\n");
+}
diff --git a/common/env_attr.c b/common/env_attr.c
new file mode 100644
index 0000000..210c98d
--- /dev/null
+++ b/common/env_attr.c
@@ -0,0 +1,229 @@
+/*
+ * (C) Copyright 2012
+ * Joe Hershberger, National Instruments, joe.hershberger@ni.com
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifdef USE_HOSTCC /* Eliminate "ANSI does not permit..." warnings */
+#include <stdint.h>
+#include <stdio.h>
+#include <linux/linux_string.h>
+#else
+#include <common.h>
+#endif
+
+#include <env_attr.h>
+#include <errno.h>
+#include <linux/string.h>
+#include <malloc.h>
+
+/*
+ * Iterate through the whole list calling the callback for each found element.
+ * "attr_list" takes the form:
+ * attributes = [^,:\s]*
+ * entry = name[:attributes]
+ * list = entry[,list]
+ */
+int env_attr_walk(const char *attr_list,
+ int (*callback)(const char *name, const char *attributes))
+{
+ const char *entry, *entry_end;
+ char *name, *attributes;
+
+ if (!attr_list)
+ /* list not found */
+ return 1;
+
+ entry = attr_list;
+ do {
+ char *entry_cpy = NULL;
+
+ entry_end = strchr(entry, ENV_ATTR_LIST_DELIM);
+ /* check if this is the last entry in the list */
+ if (entry_end == NULL) {
+ int entry_len = strlen(entry);
+
+ if (entry_len) {
+ /*
+ * allocate memory to copy the entry into since
+ * we will need to inject '\0' chars and squash
+ * white-space before calling the callback
+ */
+ entry_cpy = malloc(entry_len + 1);
+ if (entry_cpy)
+ /* copy the rest of the list */
+ strcpy(entry_cpy, entry);
+ else
+ return -ENOMEM;
+ }
+ } else {
+ int entry_len = entry_end - entry;
+
+ if (entry_len) {
+ /*
+ * allocate memory to copy the entry into since
+ * we will need to inject '\0' chars and squash
+ * white-space before calling the callback
+ */
+ entry_cpy = malloc(entry_len + 1);
+ if (entry_cpy) {
+ /* copy just this entry and null term */
+ strncpy(entry_cpy, entry, entry_len);
+ entry_cpy[entry_len] = '\0';
+ } else
+ return -ENOMEM;
+ }
+ }
+
+ /* check if there is anything to process (e.g. not ",,,") */
+ if (entry_cpy != NULL) {
+ attributes = strchr(entry_cpy, ENV_ATTR_SEP);
+ /* check if there is a ':' */
+ if (attributes != NULL) {
+ /* replace the ':' with '\0' to term name */
+ *attributes++ = '\0';
+ /* remove white-space from attributes */
+ attributes = strim(attributes);
+ }
+ /* remove white-space from name */
+ name = strim(entry_cpy);
+
+ /* only call the callback if there is a name */
+ if (strlen(name) != 0) {
+ int retval = 0;
+
+ retval = callback(name, attributes);
+ if (retval) {
+ free(entry_cpy);
+ return retval;
+ }
+ }
+ }
+
+ free(entry_cpy);
+ entry = entry_end + 1;
+ } while (entry_end != NULL);
+
+ return 0;
+}
+
+/*
+ * Search for the last matching string in another string with the option to
+ * start looking at a certain point (i.e. ignore anything beyond that point).
+ */
+static char *reverse_strstr(const char *searched, const char *search_for,
+ const char *searched_start)
+{
+ char *result = NULL;
+
+ if (*search_for == '\0')
+ return (char *)searched;
+
+ for (;;) {
+ char *match = strstr(searched, search_for);
+
+ /*
+ * Stop looking if no new match is found or looking past the
+ * searched_start pointer
+ */
+ if (match == NULL || (searched_start != NULL &&
+ match + strlen(search_for) > searched_start))
+ break;
+
+ result = match;
+ searched = match + 1;
+ }
+
+ return result;
+}
+
+/*
+ * Retrieve the attributes string associated with a single name in the list
+ * There is no protection on attributes being too small for the value
+ */
+int env_attr_lookup(const char *attr_list, const char *name, char *attributes)
+{
+ const char *entry = NULL;
+
+ if (!attributes)
+ /* bad parameter */
+ return -1;
+ if (!attr_list)
+ /* list not found */
+ return 1;
+
+ entry = reverse_strstr(attr_list, name, NULL);
+ while (entry != NULL) {
+ const char *prevch = entry - 1;
+ const char *nextch = entry + strlen(name);
+
+ /* Skip spaces */
+ while (*prevch == ' ')
+ prevch--;
+ while (*nextch == ' ')
+ nextch++;
+
+ /* check for an exact match */
+ if ((entry == attr_list ||
+ *prevch == ENV_ATTR_LIST_DELIM) &&
+ (*nextch == ENV_ATTR_SEP ||
+ *nextch == ENV_ATTR_LIST_DELIM ||
+ *nextch == '\0'))
+ break;
+
+ entry = reverse_strstr(attr_list, name, entry);
+ }
+ if (entry != NULL) {
+ int len;
+
+ /* skip the name */
+ entry += strlen(name);
+ /* skip spaces */
+ while (*entry == ' ')
+ entry++;
+ if (*entry != ENV_ATTR_SEP)
+ len = 0;
+ else {
+ const char *delim;
+ static const char delims[] = {
+ ENV_ATTR_LIST_DELIM, ' ', '\0'};
+
+ /* skip the attr sep */
+ entry += 1;
+ /* skip spaces */
+ while (*entry == ' ')
+ entry++;
+
+ delim = strpbrk(entry, delims);
+ if (delim == NULL)
+ len = strlen(entry);
+ else
+ len = delim - entry;
+ memcpy(attributes, entry, len);
+ }
+ attributes[len] = '\0';
+
+ /* success */
+ return 0;
+ }
+
+ /* not found in list */
+ return 2;
+}
diff --git a/common/env_callback.c b/common/env_callback.c
new file mode 100644
index 0000000..78ca367
--- /dev/null
+++ b/common/env_callback.c
@@ -0,0 +1,144 @@
+/*
+ * (C) Copyright 2012
+ * Joe Hershberger, National Instruments, joe.hershberger@ni.com
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <environment.h>
+
+#if defined(CONFIG_NEEDS_MANUAL_RELOC)
+DECLARE_GLOBAL_DATA_PTR;
+#endif
+
+/*
+ * Look up a callback function pointer by name
+ */
+struct env_clbk_tbl *find_env_callback(const char *name)
+{
+ struct env_clbk_tbl *clbkp;
+ int i;
+ int num_callbacks = ll_entry_count(struct env_clbk_tbl, env_clbk);
+
+ if (name == NULL)
+ return NULL;
+
+ /* look up the callback in the linker-list */
+ for (i = 0, clbkp = ll_entry_start(struct env_clbk_tbl, env_clbk);
+ i < num_callbacks;
+ i++, clbkp++) {
+ if (strcmp(name, clbkp->name) == 0)
+ return clbkp;
+ }
+
+ return NULL;
+}
+
+/*
+ * Look for a possible callback for a newly added variable
+ * This is called specifically when the variable did not exist in the hash
+ * previously, so the blanket update did not find this variable.
+ */
+void env_callback_init(ENTRY *var_entry)
+{
+ const char *var_name = var_entry->key;
+ const char *callback_list = getenv(ENV_CALLBACK_VAR);
+ char callback_name[256] = "";
+ struct env_clbk_tbl *clbkp;
+ int ret = 1;
+
+ /* look in the ".callbacks" var for a reference to this variable */
+ if (callback_list != NULL)
+ ret = env_attr_lookup(callback_list, var_name, callback_name);
+
+ /* only if not found there, look in the static list */
+ if (ret)
+ ret = env_attr_lookup(ENV_CALLBACK_LIST_STATIC, var_name,
+ callback_name);
+
+ /* if an association was found, set the callback pointer */
+ if (!ret && strlen(callback_name)) {
+ clbkp = find_env_callback(callback_name);
+ if (clbkp != NULL)
+#if defined(CONFIG_NEEDS_MANUAL_RELOC)
+ var_entry->callback = clbkp->callback + gd->reloc_off;
+#else
+ var_entry->callback = clbkp->callback;
+#endif
+ }
+}
+
+/*
+ * Called on each existing env var prior to the blanket update since removing
+ * a callback association should remove its callback.
+ */
+static int clear_callback(ENTRY *entry)
+{
+ entry->callback = NULL;
+
+ return 0;
+}
+
+/*
+ * Call for each element in the list that associates variables to callbacks
+ */
+static int set_callback(const char *name, const char *value)
+{
+ ENTRY e, *ep;
+ struct env_clbk_tbl *clbkp;
+
+ e.key = name;
+ e.data = NULL;
+ hsearch_r(e, FIND, &ep, &env_htab, 0);
+
+ /* does the env variable actually exist? */
+ if (ep != NULL) {
+ /* the assocaition delares no callback, so remove the pointer */
+ if (value == NULL || strlen(value) == 0)
+ ep->callback = NULL;
+ else {
+ /* assign the requested callback */
+ clbkp = find_env_callback(value);
+ if (clbkp != NULL)
+#if defined(CONFIG_NEEDS_MANUAL_RELOC)
+ ep->callback = clbkp->callback + gd->reloc_off;
+#else
+ ep->callback = clbkp->callback;
+#endif
+ }
+ }
+
+ return 0;
+}
+
+static int on_callbacks(const char *name, const char *value, enum env_op op,
+ int flags)
+{
+ /* remove all callbacks */
+ hwalk_r(&env_htab, clear_callback);
+
+ /* configure any static callback bindings */
+ env_attr_walk(ENV_CALLBACK_LIST_STATIC, set_callback);
+ /* configure any dynamic callback bindings */
+ env_attr_walk(value, set_callback);
+
+ return 0;
+}
+U_BOOT_ENV_CALLBACK(callbacks, on_callbacks);
diff --git a/common/env_common.c b/common/env_common.c
index 3d3cb70..906b41f 100644
--- a/common/env_common.c
+++ b/common/env_common.c
@@ -40,7 +40,7 @@ DECLARE_GLOBAL_DATA_PTR;
#include <env_default.h>
struct hsearch_data env_htab = {
- .apply = env_check_apply,
+ .change_ok = env_flags_validate,
};
static uchar __env_get_char_spec(int index)
@@ -81,13 +81,42 @@ const uchar *env_get_addr(int index)
return &default_environment[index];
}
+/*
+ * Read an environment variable as a boolean
+ * Return -1 if variable does not exist (default to true)
+ */
+int getenv_yesno(const char *var)
+{
+ char *s = getenv(var);
+
+ if (s == NULL)
+ return -1;
+ return (*s == '1' || *s == 'y' || *s == 'Y' || *s == 't' || *s == 'T') ?
+ 1 : 0;
+}
+
+/*
+ * Look up the variable from the default environment
+ */
+char *getenv_default(const char *name)
+{
+ char *ret_val;
+ unsigned long really_valid = gd->env_valid;
+ unsigned long real_gd_flags = gd->flags;
+
+ /* Pretend that the image is bad. */
+ gd->flags &= ~GD_FLG_ENV_READY;
+ gd->env_valid = 0;
+ ret_val = getenv(name);
+ gd->env_valid = really_valid;
+ gd->flags = real_gd_flags;
+ return ret_val;
+}
+
void set_default_env(const char *s)
{
- /*
- * By default, do not apply changes as they will eventually
- * be applied by someone else
- */
- int do_apply = 0;
+ int flags = 0;
+
if (sizeof(default_environment) > ENV_SIZE) {
puts("*** Error - default environment is too large\n\n");
return;
@@ -99,14 +128,7 @@ void set_default_env(const char *s)
"using default environment\n\n",
s + 1);
} else {
- /*
- * This set_to_default was explicitly asked for
- * by the user, as opposed to being a recovery
- * mechanism. Therefore we check every single
- * variable and apply changes to the system
- * right away (e.g. baudrate, console).
- */
- do_apply = 1;
+ flags = H_INTERACTIVE;
puts(s);
}
} else {
@@ -114,8 +136,8 @@ void set_default_env(const char *s)
}
if (himport_r(&env_htab, (char *)default_environment,
- sizeof(default_environment), '\0', 0,
- 0, NULL, do_apply) == 0)
+ sizeof(default_environment), '\0', flags,
+ 0, NULL) == 0)
error("Environment import failed: errno = %d\n", errno);
gd->flags |= GD_FLG_ENV_READY;
@@ -130,8 +152,8 @@ int set_default_vars(int nvars, char * const vars[])
* (and use \0 as a separator)
*/
return himport_r(&env_htab, (const char *)default_environment,
- sizeof(default_environment), '\0', H_NOCLEAR,
- nvars, vars, 1 /* do_apply */);
+ sizeof(default_environment), '\0',
+ H_NOCLEAR | H_INTERACTIVE, nvars, vars);
}
#ifndef CONFIG_SPL_BUILD
@@ -155,7 +177,7 @@ int env_import(const char *buf, int check)
}
if (himport_r(&env_htab, (char *)ep->data, ENV_SIZE, '\0', 0,
- 0, NULL, 0 /* do_apply */)) {
+ 0, NULL)) {
gd->flags |= GD_FLG_ENV_READY;
return 1;
}
@@ -172,6 +194,7 @@ void env_relocate(void)
{
#if defined(CONFIG_NEEDS_MANUAL_RELOC)
env_reloc();
+ env_htab.change_ok += gd->reloc_off;
#endif
if (gd->env_valid == 0) {
#if defined(CONFIG_ENV_IS_NOWHERE) || defined(CONFIG_SPL_BUILD)
diff --git a/common/env_dataflash.c b/common/env_dataflash.c
index 3c5af37..38c9615 100644
--- a/common/env_dataflash.c
+++ b/common/env_dataflash.c
@@ -60,7 +60,7 @@ int saveenv(void)
char *res;
res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
diff --git a/common/env_eeprom.c b/common/env_eeprom.c
index b66bba2..45c935b 100644
--- a/common/env_eeprom.c
+++ b/common/env_eeprom.c
@@ -139,7 +139,7 @@ int saveenv(void)
BUG_ON(env_ptr != NULL);
res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
diff --git a/common/env_fat.c b/common/env_fat.c
index 6ef5318..c0f18ab 100644
--- a/common/env_fat.c
+++ b/common/env_fat.c
@@ -61,7 +61,7 @@ int saveenv(void)
int err;
res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
diff --git a/common/env_flags.c b/common/env_flags.c
new file mode 100644
index 0000000..336cae4
--- /dev/null
+++ b/common/env_flags.c
@@ -0,0 +1,560 @@
+/*
+ * (C) Copyright 2012
+ * Joe Hershberger, National Instruments, joe.hershberger@ni.com
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <linux/string.h>
+#include <linux/ctype.h>
+
+#ifdef USE_HOSTCC /* Eliminate "ANSI does not permit..." warnings */
+#include <stdint.h>
+#include <stdio.h>
+#include "fw_env.h"
+#include <env_attr.h>
+#include <env_flags.h>
+#define getenv fw_getenv
+#else
+#include <common.h>
+#include <environment.h>
+#endif
+
+#ifdef CONFIG_CMD_NET
+#define ENV_FLAGS_NET_VARTYPE_REPS "im"
+#else
+#define ENV_FLAGS_NET_VARTYPE_REPS ""
+#endif
+
+static const char env_flags_vartype_rep[] = "sdxb" ENV_FLAGS_NET_VARTYPE_REPS;
+static const char env_flags_varaccess_rep[] = "aroc";
+static const int env_flags_varaccess_mask[] = {
+ 0,
+ ENV_FLAGS_VARACCESS_PREVENT_DELETE |
+ ENV_FLAGS_VARACCESS_PREVENT_CREATE |
+ ENV_FLAGS_VARACCESS_PREVENT_OVERWR,
+ ENV_FLAGS_VARACCESS_PREVENT_DELETE |
+ ENV_FLAGS_VARACCESS_PREVENT_OVERWR,
+ ENV_FLAGS_VARACCESS_PREVENT_DELETE |
+ ENV_FLAGS_VARACCESS_PREVENT_NONDEF_OVERWR};
+
+#ifdef CONFIG_CMD_ENV_FLAGS
+static const char * const env_flags_vartype_names[] = {
+ "string",
+ "decimal",
+ "hexadecimal",
+ "boolean",
+#ifdef CONFIG_CMD_NET
+ "IP address",
+ "MAC address",
+#endif
+};
+static const char * const env_flags_varaccess_names[] = {
+ "any",
+ "read-only",
+ "write-once",
+ "change-default",
+};
+
+/*
+ * Print the whole list of available type flags.
+ */
+void env_flags_print_vartypes(void)
+{
+ enum env_flags_vartype curtype = (enum env_flags_vartype)0;
+
+ while (curtype != env_flags_vartype_end) {
+ printf("\t%c -\t%s\n", env_flags_vartype_rep[curtype],
+ env_flags_vartype_names[curtype]);
+ curtype++;
+ }
+}
+
+/*
+ * Print the whole list of available access flags.
+ */
+void env_flags_print_varaccess(void)
+{
+ enum env_flags_varaccess curaccess = (enum env_flags_varaccess)0;
+
+ while (curaccess != env_flags_varaccess_end) {
+ printf("\t%c -\t%s\n", env_flags_varaccess_rep[curaccess],
+ env_flags_varaccess_names[curaccess]);
+ curaccess++;
+ }
+}
+
+/*
+ * Return the name of the type.
+ */
+const char *env_flags_get_vartype_name(enum env_flags_vartype type)
+{
+ return env_flags_vartype_names[type];
+}
+
+/*
+ * Return the name of the access.
+ */
+const char *env_flags_get_varaccess_name(enum env_flags_varaccess access)
+{
+ return env_flags_varaccess_names[access];
+}
+#endif /* CONFIG_CMD_ENV_FLAGS */
+
+/*
+ * Parse the flags string from a .flags attribute list into the vartype enum.
+ */
+enum env_flags_vartype env_flags_parse_vartype(const char *flags)
+{
+ char *type;
+
+ if (strlen(flags) <= ENV_FLAGS_VARTYPE_LOC)
+ return env_flags_vartype_string;
+
+ type = strchr(env_flags_vartype_rep,
+ flags[ENV_FLAGS_VARTYPE_LOC]);
+
+ if (type != NULL)
+ return (enum env_flags_vartype)
+ (type - &env_flags_vartype_rep[0]);
+
+ printf("## Warning: Unknown environment variable type '%c'\n",
+ flags[ENV_FLAGS_VARTYPE_LOC]);
+ return env_flags_vartype_string;
+}
+
+/*
+ * Parse the flags string from a .flags attribute list into the varaccess enum.
+ */
+enum env_flags_varaccess env_flags_parse_varaccess(const char *flags)
+{
+ char *access;
+
+ if (strlen(flags) <= ENV_FLAGS_VARACCESS_LOC)
+ return env_flags_varaccess_any;
+
+ access = strchr(env_flags_varaccess_rep,
+ flags[ENV_FLAGS_VARACCESS_LOC]);
+
+ if (access != NULL)
+ return (enum env_flags_varaccess)
+ (access - &env_flags_varaccess_rep[0]);
+
+ printf("## Warning: Unknown environment variable access method '%c'\n",
+ flags[ENV_FLAGS_VARACCESS_LOC]);
+ return env_flags_varaccess_any;
+}
+
+/*
+ * Parse the binary flags from a hash table entry into the varaccess enum.
+ */
+enum env_flags_varaccess env_flags_parse_varaccess_from_binflags(int binflags)
+{
+ int i;
+
+ for (i = 0; i < sizeof(env_flags_varaccess_mask); i++)
+ if (env_flags_varaccess_mask[i] ==
+ (binflags & ENV_FLAGS_VARACCESS_BIN_MASK))
+ return (enum env_flags_varaccess)i;
+
+ printf("Warning: Non-standard access flags. (0x%x)\n",
+ binflags & ENV_FLAGS_VARACCESS_BIN_MASK);
+
+ return env_flags_varaccess_any;
+}
+
+static inline int is_hex_prefix(const char *value)
+{
+ return value[0] == '0' && (value[1] == 'x' || value[1] == 'X');
+}
+
+static void skip_num(int hex, const char *value, const char **end,
+ int max_digits)
+{
+ int i;
+
+ if (hex && is_hex_prefix(value))
+ value += 2;
+
+ for (i = max_digits; i != 0; i--) {
+ if (hex && !isxdigit(*value))
+ break;
+ if (!hex && !isdigit(*value))
+ break;
+ value++;
+ }
+ if (end != NULL)
+ *end = value;
+}
+
+/*
+ * Based on the declared type enum, validate that the value string complies
+ * with that format
+ */
+static int _env_flags_validate_type(const char *value,
+ enum env_flags_vartype type)
+{
+ const char *end;
+#ifdef CONFIG_CMD_NET
+ const char *cur;
+ int i;
+#endif
+
+ switch (type) {
+ case env_flags_vartype_string:
+ break;
+ case env_flags_vartype_decimal:
+ skip_num(0, value, &end, -1);
+ if (*end != '\0')
+ return -1;
+ break;
+ case env_flags_vartype_hex:
+ skip_num(1, value, &end, -1);
+ if (*end != '\0')
+ return -1;
+ if (value + 2 == end && is_hex_prefix(value))
+ return -1;
+ break;
+ case env_flags_vartype_bool:
+ if (value[0] != '1' && value[0] != 'y' && value[0] != 't' &&
+ value[0] != 'Y' && value[0] != 'T' &&
+ value[0] != '0' && value[0] != 'n' && value[0] != 'f' &&
+ value[0] != 'N' && value[0] != 'F')
+ return -1;
+ if (value[1] != '\0')
+ return -1;
+ break;
+#ifdef CONFIG_CMD_NET
+ case env_flags_vartype_ipaddr:
+ cur = value;
+ for (i = 0; i < 4; i++) {
+ skip_num(0, cur, &end, 3);
+ if (cur == end)
+ return -1;
+ if (i != 3 && *end != '.')
+ return -1;
+ if (i == 3 && *end != '\0')
+ return -1;
+ cur = end + 1;
+ }
+ break;
+ case env_flags_vartype_macaddr:
+ cur = value;
+ for (i = 0; i < 6; i++) {
+ skip_num(1, cur, &end, 2);
+ if (cur == end)
+ return -1;
+ if (cur + 2 == end && is_hex_prefix(cur))
+ return -1;
+ if (i != 5 && *end != ':')
+ return -1;
+ if (i == 5 && *end != '\0')
+ return -1;
+ cur = end + 1;
+ }
+ break;
+#endif
+ case env_flags_vartype_end:
+ return -1;
+ }
+
+ /* OK */
+ return 0;
+}
+
+/*
+ * Look for flags in a provided list and failing that the static list
+ */
+static inline int env_flags_lookup(const char *flags_list, const char *name,
+ char *flags)
+{
+ int ret = 1;
+
+ if (!flags)
+ /* bad parameter */
+ return -1;
+
+ /* try the env first */
+ if (flags_list)
+ ret = env_attr_lookup(flags_list, name, flags);
+
+ if (ret != 0)
+ /* if not found in the env, look in the static list */
+ ret = env_attr_lookup(ENV_FLAGS_LIST_STATIC, name, flags);
+
+ return ret;
+}
+
+#ifdef USE_HOSTCC /* Functions only used from tools/env */
+/*
+ * Look up any flags directly from the .flags variable and the static list
+ * and convert them to the vartype enum.
+ */
+enum env_flags_vartype env_flags_get_type(const char *name)
+{
+ const char *flags_list = getenv(ENV_FLAGS_VAR);
+ char flags[ENV_FLAGS_ATTR_MAX_LEN + 1];
+
+ if (env_flags_lookup(flags_list, name, flags))
+ return env_flags_vartype_string;
+
+ if (strlen(flags) <= ENV_FLAGS_VARTYPE_LOC)
+ return env_flags_vartype_string;
+
+ return env_flags_parse_vartype(flags);
+}
+
+/*
+ * Look up the access of a variable directly from the .flags var.
+ */
+enum env_flags_varaccess env_flags_get_varaccess(const char *name)
+{
+ const char *flags_list = getenv(ENV_FLAGS_VAR);
+ char flags[ENV_FLAGS_ATTR_MAX_LEN + 1];
+
+ if (env_flags_lookup(flags_list, name, flags))
+ return env_flags_varaccess_any;
+
+ if (strlen(flags) <= ENV_FLAGS_VARACCESS_LOC)
+ return env_flags_varaccess_any;
+
+ return env_flags_parse_varaccess(flags);
+}
+
+/*
+ * Validate that the proposed new value for "name" is valid according to the
+ * defined flags for that variable, if any.
+ */
+int env_flags_validate_type(const char *name, const char *value)
+{
+ enum env_flags_vartype type;
+
+ if (value == NULL)
+ return 0;
+ type = env_flags_get_type(name);
+ if (_env_flags_validate_type(value, type) < 0) {
+ printf("## Error: flags type check failure for "
+ "\"%s\" <= \"%s\" (type: %c)\n",
+ name, value, env_flags_vartype_rep[type]);
+ return -1;
+ }
+ return 0;
+}
+
+/*
+ * Validate that the proposed access to variable "name" is valid according to
+ * the defined flags for that variable, if any.
+ */
+int env_flags_validate_varaccess(const char *name, int check_mask)
+{
+ enum env_flags_varaccess access;
+ int access_mask;
+
+ access = env_flags_get_varaccess(name);
+ access_mask = env_flags_varaccess_mask[access];
+
+ return (check_mask & access_mask) != 0;
+}
+
+/*
+ * Validate the parameters to "env set" directly
+ */
+int env_flags_validate_env_set_params(int argc, char * const argv[])
+{
+ if ((argc >= 3) && argv[2] != NULL) {
+ enum env_flags_vartype type = env_flags_get_type(argv[1]);
+
+ /*
+ * we don't currently check types that need more than
+ * one argument
+ */
+ if (type != env_flags_vartype_string && argc > 3) {
+ printf("## Error: too many parameters for setting "
+ "\"%s\"\n", argv[1]);
+ return -1;
+ }
+ return env_flags_validate_type(argv[1], argv[2]);
+ }
+ /* ok */
+ return 0;
+}
+
+#else /* !USE_HOSTCC - Functions only used from lib/hashtable.c */
+
+/*
+ * Parse the flag charachters from the .flags attribute list into the binary
+ * form to be stored in the environment entry->flags field.
+ */
+static int env_parse_flags_to_bin(const char *flags)
+{
+ int binflags;
+
+ binflags = env_flags_parse_vartype(flags) & ENV_FLAGS_VARTYPE_BIN_MASK;
+ binflags |= env_flags_varaccess_mask[env_flags_parse_varaccess(flags)];
+
+ return binflags;
+}
+
+/*
+ * Look for possible flags for a newly added variable
+ * This is called specifically when the variable did not exist in the hash
+ * previously, so the blanket update did not find this variable.
+ */
+void env_flags_init(ENTRY *var_entry)
+{
+ const char *var_name = var_entry->key;
+ const char *flags_list = getenv(ENV_FLAGS_VAR);
+ char flags[ENV_FLAGS_ATTR_MAX_LEN + 1] = "";
+ int ret = 1;
+
+ /* look in the ".flags" and static for a reference to this variable */
+ ret = env_flags_lookup(flags_list, var_name, flags);
+
+ /* if any flags were found, set the binary form to the entry */
+ if (!ret && strlen(flags))
+ var_entry->flags = env_parse_flags_to_bin(flags);
+}
+
+/*
+ * Called on each existing env var prior to the blanket update since removing
+ * a flag in the flag list should remove its flags.
+ */
+static int clear_flags(ENTRY *entry)
+{
+ entry->flags = 0;
+
+ return 0;
+}
+
+/*
+ * Call for each element in the list that defines flags for a variable
+ */
+static int set_flags(const char *name, const char *value)
+{
+ ENTRY e, *ep;
+
+ e.key = name;
+ e.data = NULL;
+ hsearch_r(e, FIND, &ep, &env_htab, 0);
+
+ /* does the env variable actually exist? */
+ if (ep != NULL) {
+ /* the flag list is empty, so clear the flags */
+ if (value == NULL || strlen(value) == 0)
+ ep->flags = 0;
+ else
+ /* assign the requested flags */
+ ep->flags = env_parse_flags_to_bin(value);
+ }
+
+ return 0;
+}
+
+static int on_flags(const char *name, const char *value, enum env_op op,
+ int flags)
+{
+ /* remove all flags */
+ hwalk_r(&env_htab, clear_flags);
+
+ /* configure any static flags */
+ env_attr_walk(ENV_FLAGS_LIST_STATIC, set_flags);
+ /* configure any dynamic flags */
+ env_attr_walk(value, set_flags);
+
+ return 0;
+}
+U_BOOT_ENV_CALLBACK(flags, on_flags);
+
+/*
+ * Perform consistency checking before creating, overwriting, or deleting an
+ * environment variable. Called as a callback function by hsearch_r() and
+ * hdelete_r(). Returns 0 in case of success, 1 in case of failure.
+ * When (flag & H_FORCE) is set, do not print out any error message and force
+ * overwriting of write-once variables.
+ */
+
+int env_flags_validate(const ENTRY *item, const char *newval, enum env_op op,
+ int flag)
+{
+ const char *name;
+ const char *oldval = NULL;
+
+ if (op != env_op_create)
+ oldval = item->data;
+
+ name = item->key;
+
+ /* Default value for NULL to protect string-manipulating functions */
+ newval = newval ? : "";
+
+ /* validate the value to match the variable type */
+ if (op != env_op_delete) {
+ enum env_flags_vartype type = (enum env_flags_vartype)
+ (ENV_FLAGS_VARTYPE_BIN_MASK & item->flags);
+
+ if (_env_flags_validate_type(newval, type) < 0) {
+ printf("## Error: flags type check failure for "
+ "\"%s\" <= \"%s\" (type: %c)\n",
+ name, newval, env_flags_vartype_rep[type]);
+ return -1;
+ }
+ }
+
+ /* check for access permission */
+#ifndef CONFIG_ENV_ACCESS_IGNORE_FORCE
+ if (flag & H_FORCE)
+ return 0;
+#endif
+ switch (op) {
+ case env_op_delete:
+ if (item->flags & ENV_FLAGS_VARACCESS_PREVENT_DELETE) {
+ printf("## Error: Can't delete \"%s\"\n", name);
+ return 1;
+ }
+ break;
+ case env_op_overwrite:
+ if (item->flags & ENV_FLAGS_VARACCESS_PREVENT_OVERWR) {
+ printf("## Error: Can't overwrite \"%s\"\n", name);
+ return 1;
+ } else if (item->flags &
+ ENV_FLAGS_VARACCESS_PREVENT_NONDEF_OVERWR) {
+ const char *defval = getenv_default(name);
+
+ if (defval == NULL)
+ defval = "";
+ printf("oldval: %s defval: %s\n", oldval, defval);
+ if (strcmp(oldval, defval) != 0) {
+ printf("## Error: Can't overwrite \"%s\"\n",
+ name);
+ return 1;
+ }
+ }
+ break;
+ case env_op_create:
+ if (item->flags & ENV_FLAGS_VARACCESS_PREVENT_CREATE) {
+ printf("## Error: Can't create \"%s\"\n", name);
+ return 1;
+ }
+ break;
+ }
+
+ return 0;
+}
+
+#endif
diff --git a/common/env_flash.c b/common/env_flash.c
index aa970d4..e07d336 100644
--- a/common/env_flash.c
+++ b/common/env_flash.c
@@ -142,7 +142,7 @@ int saveenv(void)
goto done;
res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
goto done;
@@ -275,7 +275,7 @@ int saveenv(void)
goto done;
res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
goto done;
diff --git a/common/env_mmc.c b/common/env_mmc.c
index a2ff90b..ce21671 100644
--- a/common/env_mmc.c
+++ b/common/env_mmc.c
@@ -130,7 +130,7 @@ int saveenv(void)
}
res = (char *)&env_new->data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
ret = 1;
diff --git a/common/env_nand.c b/common/env_nand.c
index 79e8033..22e72a2 100644
--- a/common/env_nand.c
+++ b/common/env_nand.c
@@ -186,7 +186,7 @@ int saveenv(void)
return 1;
res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
@@ -239,7 +239,7 @@ int saveenv(void)
return 1;
res = (char *)&env_new->data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
diff --git a/common/env_nvram.c b/common/env_nvram.c
index 6483db3..eab0e7b 100644
--- a/common/env_nvram.c
+++ b/common/env_nvram.c
@@ -90,7 +90,7 @@ int saveenv(void)
int rcode = 0;
res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
diff --git a/common/env_onenand.c b/common/env_onenand.c
index da35071..faa903d 100644
--- a/common/env_onenand.c
+++ b/common/env_onenand.c
@@ -95,7 +95,7 @@ int saveenv(void)
};
res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
diff --git a/common/env_sf.c b/common/env_sf.c
index bbd472f..d9e9085 100644
--- a/common/env_sf.c
+++ b/common/env_sf.c
@@ -79,7 +79,7 @@ int saveenv(void)
}
res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
@@ -277,7 +277,7 @@ int saveenv(void)
}
res = (char *)&env_new.data;
- len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL);
+ len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
goto done;
diff --git a/common/fdt_support.c b/common/fdt_support.c
index 963ea90..6b9fa05 100644
--- a/common/fdt_support.c
+++ b/common/fdt_support.c
@@ -1315,7 +1315,7 @@ int fdt_set_status_by_alias(void *fdt, const char* alias,
return fdt_set_node_status(fdt, offset, status, error_code);
}
-#if defined(CONFIG_VIDEO)
+#if defined(CONFIG_VIDEO) || defined(CONFIG_LCD)
int fdt_add_edid(void *blob, const char *compat, unsigned char *edid_buf)
{
int noff;
diff --git a/common/hash.c b/common/hash.c
new file mode 100644
index 0000000..e3a6e43
--- /dev/null
+++ b/common/hash.c
@@ -0,0 +1,221 @@
+/*
+ * Copyright (c) 2012 The Chromium OS Authors.
+ *
+ * (C) Copyright 2011
+ * Joe Hershberger, National Instruments, joe.hershberger@ni.com
+ *
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+#include <hash.h>
+#include <sha1.h>
+#include <sha256.h>
+
+/*
+ * These are the hash algorithms we support. Chips which support accelerated
+ * crypto could perhaps add named version of these algorithms here.
+ */
+static struct hash_algo hash_algo[] = {
+#ifdef CONFIG_SHA1
+ {
+ "SHA1",
+ SHA1_SUM_LEN,
+ sha1_csum_wd,
+ CHUNKSZ_SHA1,
+ },
+#endif
+#ifdef CONFIG_SHA256
+ {
+ "SHA256",
+ SHA256_SUM_LEN,
+ sha256_csum_wd,
+ CHUNKSZ_SHA256,
+ },
+#endif
+};
+
+/**
+ * store_result: Store the resulting sum to an address or variable
+ *
+ * @algo: Hash algorithm being used
+ * @sum: Hash digest (algo->digest_size bytes)
+ * @dest: Destination, interpreted as a hex address if it starts
+ * with * or otherwise as an environment variable.
+ */
+static void store_result(struct hash_algo *algo, const u8 *sum,
+ const char *dest)
+{
+ unsigned int i;
+
+ if (*dest == '*') {
+ u8 *ptr;
+
+ ptr = (u8 *)simple_strtoul(dest + 1, NULL, 16);
+ memcpy(ptr, sum, algo->digest_size);
+ } else {
+ char str_output[HASH_MAX_DIGEST_SIZE * 2 + 1];
+ char *str_ptr = str_output;
+
+ for (i = 0; i < algo->digest_size; i++) {
+ sprintf(str_ptr, "%02x", sum[i]);
+ str_ptr += 2;
+ }
+ str_ptr = '\0';
+ setenv(dest, str_output);
+ }
+}
+
+/**
+ * parse_verify_sum: Parse a hash verification parameter
+ *
+ * @algo: Hash algorithm being used
+ * @verify_str: Argument to parse. If it starts with * then it is
+ * interpreted as a hex address containing the hash.
+ * If the length is exactly the right number of hex digits
+ * for the digest size, then we assume it is a hex digest.
+ * Otherwise we assume it is an environment variable, and
+ * look up its value (it must contain a hex digest).
+ * @vsum: Returns binary digest value (algo->digest_size bytes)
+ * @return 0 if ok, non-zero on error
+ */
+static int parse_verify_sum(struct hash_algo *algo, char *verify_str, u8 *vsum)
+{
+ if (*verify_str == '*') {
+ u8 *ptr;
+
+ ptr = (u8 *)simple_strtoul(verify_str + 1, NULL, 16);
+ memcpy(vsum, ptr, algo->digest_size);
+ } else {
+ unsigned int i;
+ char *vsum_str;
+ int digits = algo->digest_size * 2;
+
+ /*
+ * As with the original code from sha1sum.c, we assume that a
+ * string which matches the digest size exactly is a hex
+ * string and not an environment variable.
+ */
+ if (strlen(verify_str) == digits)
+ vsum_str = verify_str;
+ else {
+ vsum_str = getenv(verify_str);
+ if (vsum_str == NULL || strlen(vsum_str) != digits) {
+ printf("Expected %d hex digits in env var\n",
+ digits);
+ return 1;
+ }
+ }
+
+ for (i = 0; i < algo->digest_size; i++) {
+ char *nullp = vsum_str + (i + 1) * 2;
+ char end = *nullp;
+
+ *nullp = '\0';
+ vsum[i] = simple_strtoul(vsum_str + (i * 2), NULL, 16);
+ *nullp = end;
+ }
+ }
+ return 0;
+}
+
+static struct hash_algo *find_hash_algo(const char *name)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(hash_algo); i++) {
+ if (!strcasecmp(name, hash_algo[i].name))
+ return &hash_algo[i];
+ }
+
+ return NULL;
+}
+
+static void show_hash(struct hash_algo *algo, ulong addr, ulong len,
+ u8 *output)
+{
+ int i;
+
+ printf("%s for %08lx ... %08lx ==> ", algo->name, addr, addr + len - 1);
+ for (i = 0; i < algo->digest_size; i++)
+ printf("%02x", output[i]);
+}
+
+int hash_command(const char *algo_name, int verify, cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ struct hash_algo *algo;
+ ulong addr, len;
+ u8 output[HASH_MAX_DIGEST_SIZE];
+ u8 vsum[HASH_MAX_DIGEST_SIZE];
+
+ if (argc < 2)
+ return CMD_RET_USAGE;
+
+ algo = find_hash_algo(algo_name);
+ if (!algo) {
+ printf("Unknown hash algorithm '%s'\n", algo_name);
+ return CMD_RET_USAGE;
+ }
+ addr = simple_strtoul(*argv++, NULL, 16);
+ len = simple_strtoul(*argv++, NULL, 16);
+ argc -= 2;
+
+ if (algo->digest_size > HASH_MAX_DIGEST_SIZE) {
+ puts("HASH_MAX_DIGEST_SIZE exceeded\n");
+ return 1;
+ }
+
+ algo->hash_func_ws((const unsigned char *)addr, len, output,
+ algo->chunk_size);
+
+ /* Try to avoid code bloat when verify is not needed */
+#ifdef CONFIG_HASH_VERIFY
+ if (verify) {
+#else
+ if (0) {
+#endif
+ if (!argc)
+ return CMD_RET_USAGE;
+ if (parse_verify_sum(algo, *argv, vsum)) {
+ printf("ERROR: %s does not contain a valid %s sum\n",
+ *argv, algo->name);
+ return 1;
+ }
+ if (memcmp(output, vsum, algo->digest_size) != 0) {
+ int i;
+
+ show_hash(algo, addr, len, output);
+ printf(" != ");
+ for (i = 0; i < algo->digest_size; i++)
+ printf("%02x", vsum[i]);
+ puts(" ** ERROR **\n");
+ return 1;
+ }
+ } else {
+ show_hash(algo, addr, len, output);
+ printf("\n");
+
+ if (argc)
+ store_result(algo, output, *argv);
+ }
+
+ return 0;
+}
diff --git a/common/image.c b/common/image.c
index df642e6..95498e6 100644
--- a/common/image.c
+++ b/common/image.c
@@ -43,6 +43,7 @@
#include <rtc.h>
#endif
+#include <environment.h>
#include <image.h>
#if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
@@ -416,11 +417,25 @@ static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
/* Shared dual-format routines */
/*****************************************************************************/
#ifndef USE_HOSTCC
-int getenv_yesno(char *var)
+ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
+ulong save_addr; /* Default Save Address */
+ulong save_size; /* Default Save Size (in bytes) */
+
+static int on_loadaddr(const char *name, const char *value, enum env_op op,
+ int flags)
{
- char *s = getenv(var);
- return (s && (*s == 'n')) ? 0 : 1;
+ switch (op) {
+ case env_op_create:
+ case env_op_overwrite:
+ load_addr = simple_strtoul(value, NULL, 16);
+ break;
+ default:
+ break;
+ }
+
+ return 0;
}
+U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
ulong getenv_bootm_low(void)
{
@@ -3049,6 +3064,133 @@ int fit_check_format(const void *fit)
return 1;
}
+
+/**
+ * fit_conf_find_compat
+ * @fit: pointer to the FIT format image header
+ * @fdt: pointer to the device tree to compare against
+ *
+ * fit_conf_find_compat() attempts to find the configuration whose fdt is the
+ * most compatible with the passed in device tree.
+ *
+ * Example:
+ *
+ * / o image-tree
+ * |-o images
+ * | |-o fdt@1
+ * | |-o fdt@2
+ * |
+ * |-o configurations
+ * |-o config@1
+ * | |-fdt = fdt@1
+ * |
+ * |-o config@2
+ * |-fdt = fdt@2
+ *
+ * / o U-Boot fdt
+ * |-compatible = "foo,bar", "bim,bam"
+ *
+ * / o kernel fdt1
+ * |-compatible = "foo,bar",
+ *
+ * / o kernel fdt2
+ * |-compatible = "bim,bam", "baz,biz"
+ *
+ * Configuration 1 would be picked because the first string in U-Boot's
+ * compatible list, "foo,bar", matches a compatible string in the root of fdt1.
+ * "bim,bam" in fdt2 matches the second string which isn't as good as fdt1.
+ *
+ * returns:
+ * offset to the configuration to use if one was found
+ * -1 otherwise
+ */
+int fit_conf_find_compat(const void *fit, const void *fdt)
+{
+ int ndepth = 0;
+ int noffset, confs_noffset, images_noffset;
+ const void *fdt_compat;
+ int fdt_compat_len;
+ int best_match_offset = 0;
+ int best_match_pos = 0;
+
+ confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
+ images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
+ if (confs_noffset < 0 || images_noffset < 0) {
+ debug("Can't find configurations or images nodes.\n");
+ return -1;
+ }
+
+ fdt_compat = fdt_getprop(fdt, 0, "compatible", &fdt_compat_len);
+ if (!fdt_compat) {
+ debug("Fdt for comparison has no \"compatible\" property.\n");
+ return -1;
+ }
+
+ /*
+ * Loop over the configurations in the FIT image.
+ */
+ for (noffset = fdt_next_node(fit, confs_noffset, &ndepth);
+ (noffset >= 0) && (ndepth > 0);
+ noffset = fdt_next_node(fit, noffset, &ndepth)) {
+ const void *kfdt;
+ const char *kfdt_name;
+ int kfdt_noffset;
+ const char *cur_fdt_compat;
+ int len;
+ size_t size;
+ int i;
+
+ if (ndepth > 1)
+ continue;
+
+ kfdt_name = fdt_getprop(fit, noffset, "fdt", &len);
+ if (!kfdt_name) {
+ debug("No fdt property found.\n");
+ continue;
+ }
+ kfdt_noffset = fdt_subnode_offset(fit, images_noffset,
+ kfdt_name);
+ if (kfdt_noffset < 0) {
+ debug("No image node named \"%s\" found.\n",
+ kfdt_name);
+ continue;
+ }
+ /*
+ * Get a pointer to this configuration's fdt.
+ */
+ if (fit_image_get_data(fit, kfdt_noffset, &kfdt, &size)) {
+ debug("Failed to get fdt \"%s\".\n", kfdt_name);
+ continue;
+ }
+
+ len = fdt_compat_len;
+ cur_fdt_compat = fdt_compat;
+ /*
+ * Look for a match for each U-Boot compatibility string in
+ * turn in this configuration's fdt.
+ */
+ for (i = 0; len > 0 &&
+ (!best_match_offset || best_match_pos > i); i++) {
+ int cur_len = strlen(cur_fdt_compat) + 1;
+
+ if (!fdt_node_check_compatible(kfdt, 0,
+ cur_fdt_compat)) {
+ best_match_offset = noffset;
+ best_match_pos = i;
+ break;
+ }
+ len -= cur_len;
+ cur_fdt_compat += cur_len;
+ }
+ }
+ if (!best_match_offset) {
+ debug("No match found.\n");
+ return -1;
+ }
+
+ return best_match_offset;
+}
+
/**
* fit_conf_get_node - get node offset for configuration of a given unit name
* @fit: pointer to the FIT format image header
diff --git a/common/lcd.c b/common/lcd.c
index 3017604..4778655 100644
--- a/common/lcd.c
+++ b/common/lcd.c
@@ -696,6 +696,138 @@ static void splash_align_axis(int *axis, unsigned long panel_size,
}
#endif
+
+#ifdef CONFIG_LCD_BMP_RLE8
+
+#define BMP_RLE8_ESCAPE 0
+#define BMP_RLE8_EOL 0
+#define BMP_RLE8_EOBMP 1
+#define BMP_RLE8_DELTA 2
+
+static void draw_unencoded_bitmap(ushort **fbp, uchar *bmap, ushort *cmap,
+ int cnt)
+{
+ while (cnt > 0) {
+ *(*fbp)++ = cmap[*bmap++];
+ cnt--;
+ }
+}
+
+static void draw_encoded_bitmap(ushort **fbp, ushort c, int cnt)
+{
+ ushort *fb = *fbp;
+ int cnt_8copy = cnt >> 3;
+
+ cnt -= cnt_8copy << 3;
+ while (cnt_8copy > 0) {
+ *fb++ = c;
+ *fb++ = c;
+ *fb++ = c;
+ *fb++ = c;
+ *fb++ = c;
+ *fb++ = c;
+ *fb++ = c;
+ *fb++ = c;
+ cnt_8copy--;
+ }
+ while (cnt > 0) {
+ *fb++ = c;
+ cnt--;
+ }
+ (*fbp) = fb;
+}
+
+/*
+ * Do not call this function directly, must be called from
+ * lcd_display_bitmap.
+ */
+static void lcd_display_rle8_bitmap(bmp_image_t *bmp, ushort *cmap, uchar *fb,
+ int x_off, int y_off)
+{
+ uchar *bmap;
+ ulong width, height;
+ ulong cnt, runlen;
+ int x, y;
+ int decode = 1;
+
+ width = le32_to_cpu(bmp->header.width);
+ height = le32_to_cpu(bmp->header.height);
+ bmap = (uchar *)bmp + le32_to_cpu(bmp->header.data_offset);
+
+ x = 0;
+ y = height - 1;
+
+ while (decode) {
+ if (bmap[0] == BMP_RLE8_ESCAPE) {
+ switch (bmap[1]) {
+ case BMP_RLE8_EOL:
+ /* end of line */
+ bmap += 2;
+ x = 0;
+ y--;
+ /* 16bpix, 2-byte per pixel, width should *2 */
+ fb -= (width * 2 + lcd_line_length);
+ break;
+ case BMP_RLE8_EOBMP:
+ /* end of bitmap */
+ decode = 0;
+ break;
+ case BMP_RLE8_DELTA:
+ /* delta run */
+ x += bmap[2];
+ y -= bmap[3];
+ /* 16bpix, 2-byte per pixel, x should *2 */
+ fb = (uchar *) (lcd_base + (y + y_off - 1)
+ * lcd_line_length + (x + x_off) * 2);
+ bmap += 4;
+ break;
+ default:
+ /* unencoded run */
+ runlen = bmap[1];
+ bmap += 2;
+ if (y < height) {
+ if (x < width) {
+ if (x + runlen > width)
+ cnt = width - x;
+ else
+ cnt = runlen;
+ draw_unencoded_bitmap(
+ (ushort **)&fb,
+ bmap, cmap, cnt);
+ }
+ x += runlen;
+ }
+ bmap += runlen;
+ if (runlen & 1)
+ bmap++;
+ }
+ } else {
+ /* encoded run */
+ if (y < height) {
+ runlen = bmap[0];
+ if (x < width) {
+ /* aggregate the same code */
+ while (bmap[0] == 0xff &&
+ bmap[2] != BMP_RLE8_ESCAPE &&
+ bmap[1] == bmap[3]) {
+ runlen += bmap[2];
+ bmap += 2;
+ }
+ if (x + runlen > width)
+ cnt = width - x;
+ else
+ cnt = runlen;
+ draw_encoded_bitmap((ushort **)&fb,
+ cmap[bmap[1]], cnt);
+ }
+ x += runlen;
+ }
+ bmap += 2;
+ }
+ }
+}
+#endif
+
#if defined(CONFIG_MPC823) || defined(CONFIG_MCC200)
#define FB_PUT_BYTE(fb, from) *(fb)++ = (255 - *(from)++)
#else
@@ -729,7 +861,7 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
uchar *fb;
bmp_image_t *bmp=(bmp_image_t *)bmp_image;
uchar *bmap;
- ushort padded_line;
+ ushort padded_width;
unsigned long width, height, byte_width;
unsigned long pwidth = panel_info.vl_col;
unsigned colors, bpix, bmp_bpix;
@@ -816,7 +948,7 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
}
#endif
- padded_line = (width&0x3) ? ((width&~0x3)+4) : (width);
+ padded_width = (width&0x3) ? ((width&~0x3)+4) : (width);
#ifdef CONFIG_SPLASH_SCREEN_ALIGN
splash_align_axis(&x, pwidth, width);
@@ -835,6 +967,18 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
switch (bmp_bpix) {
case 1: /* pass through */
case 8:
+#ifdef CONFIG_LCD_BMP_RLE8
+ if (le32_to_cpu(bmp->header.compression) == BMP_BI_RLE8) {
+ if (bpix != 16) {
+ /* TODO implement render code for bpix != 16 */
+ printf("Error: only support 16 bpix");
+ return 1;
+ }
+ lcd_display_rle8_bitmap(bmp, cmap_base, fb, x, y);
+ break;
+ }
+#endif
+
if (bpix != 16)
byte_width = width;
else
@@ -850,7 +994,7 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
fb += sizeof(uint16_t) / sizeof(*fb);
}
}
- bmap += (width - padded_line);
+ bmap += (padded_width - width);
fb -= (byte_width + lcd_line_length);
}
break;
@@ -862,7 +1006,7 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
for (j = 0; j < width; j++)
fb_put_word(&fb, &bmap);
- bmap += (padded_line - width) * 2;
+ bmap += (padded_width - width) * 2;
fb -= (width * 2 + lcd_line_length);
}
break;
@@ -940,5 +1084,31 @@ static void *lcd_logo(void)
#endif /* CONFIG_LCD_LOGO && !CONFIG_LCD_INFO_BELOW_LOGO */
}
+void lcd_position_cursor(unsigned col, unsigned row)
+{
+ console_col = min(col, CONSOLE_COLS - 1);
+ console_row = min(row, CONSOLE_ROWS - 1);
+}
+
+int lcd_get_pixel_width(void)
+{
+ return panel_info.vl_col;
+}
+
+int lcd_get_pixel_height(void)
+{
+ return panel_info.vl_row;
+}
+
+int lcd_get_screen_rows(void)
+{
+ return CONSOLE_ROWS;
+}
+
+int lcd_get_screen_columns(void)
+{
+ return CONSOLE_COLS;
+}
+
/************************************************************************/
/************************************************************************/
diff --git a/common/main.c b/common/main.c
index 5fdfff2..5d8454e 100644
--- a/common/main.c
+++ b/common/main.c
@@ -30,6 +30,7 @@
#include <common.h>
#include <watchdog.h>
#include <command.h>
+#include <fdtdec.h>
#include <malloc.h>
#include <version.h>
#ifdef CONFIG_MODEM_SUPPORT
@@ -40,13 +41,19 @@
#include <hush.h>
#endif
+#ifdef CONFIG_OF_CONTROL
+#include <fdtdec.h>
+#endif
+
+#ifdef CONFIG_OF_LIBFDT
+#include <fdt_support.h>
+#endif /* CONFIG_OF_LIBFDT */
+
#include <post.h>
#include <linux/ctype.h>
#include <menu.h>
-#if defined(CONFIG_SILENT_CONSOLE) || defined(CONFIG_POST) || defined(CONFIG_CMDLINE_EDITING)
DECLARE_GLOBAL_DATA_PTR;
-#endif
/*
* Board-specific Platform code can reimplement show_boot_progress () if needed
@@ -274,6 +281,73 @@ int abortboot(int bootdelay)
# endif /* CONFIG_AUTOBOOT_KEYED */
#endif /* CONFIG_BOOTDELAY >= 0 */
+/*
+ * Runs the given boot command securely. Specifically:
+ * - Doesn't run the command with the shell (run_command or parse_string_outer),
+ * since that's a lot of code surface that an attacker might exploit.
+ * Because of this, we don't do any argument parsing--the secure boot command
+ * has to be a full-fledged u-boot command.
+ * - Doesn't check for keypresses before booting, since that could be a
+ * security hole; also disables Ctrl-C.
+ * - Doesn't allow the command to return.
+ *
+ * Upon any failures, this function will drop into an infinite loop after
+ * printing the error message to console.
+ */
+
+#if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0) && \
+ defined(CONFIG_OF_CONTROL)
+static void secure_boot_cmd(char *cmd)
+{
+ cmd_tbl_t *cmdtp;
+ int rc;
+
+ if (!cmd) {
+ printf("## Error: Secure boot command not specified\n");
+ goto err;
+ }
+
+ /* Disable Ctrl-C just in case some command is used that checks it. */
+ disable_ctrlc(1);
+
+ /* Find the command directly. */
+ cmdtp = find_cmd(cmd);
+ if (!cmdtp) {
+ printf("## Error: \"%s\" not defined\n", cmd);
+ goto err;
+ }
+
+ /* Run the command, forcing no flags and faking argc and argv. */
+ rc = (cmdtp->cmd)(cmdtp, 0, 1, &cmd);
+
+ /* Shouldn't ever return from boot command. */
+ printf("## Error: \"%s\" returned (code %d)\n", cmd, rc);
+
+err:
+ /*
+ * Not a whole lot to do here. Rebooting won't help much, since we'll
+ * just end up right back here. Just loop.
+ */
+ hang();
+}
+
+static void process_fdt_options(const void *blob)
+{
+ ulong addr;
+
+ /* Add an env variable to point to a kernel payload, if available */
+ addr = fdtdec_get_config_int(gd->fdt_blob, "kernel-offset", 0);
+ if (addr)
+ setenv_addr("kernaddr", (void *)(CONFIG_SYS_TEXT_BASE + addr));
+
+ /* Add an env variable to point to a root disk, if available */
+ addr = fdtdec_get_config_int(gd->fdt_blob, "rootdisk-offset", 0);
+ if (addr)
+ setenv_addr("rootaddr", (void *)(CONFIG_SYS_TEXT_BASE + addr));
+}
+#endif /* CONFIG_OF_CONTROL */
+
+
/****************************************************************************/
void main_loop (void)
@@ -284,7 +358,10 @@ void main_loop (void)
int rc = 1;
int flag;
#endif
-
+#if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0) && \
+ defined(CONFIG_OF_CONTROL)
+ char *env;
+#endif
#if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0)
char *s;
int bootdelay;
@@ -299,6 +376,8 @@ void main_loop (void)
char bcs_set[16];
#endif /* CONFIG_BOOTCOUNT_LIMIT */
+ bootstage_mark_name(BOOTSTAGE_ID_MAIN_LOOP, "main_loop");
+
#ifdef CONFIG_BOOTCOUNT_LIMIT
bootcount = bootcount_load();
bootcount++;
@@ -380,6 +459,23 @@ void main_loop (void)
else
#endif /* CONFIG_BOOTCOUNT_LIMIT */
s = getenv ("bootcmd");
+#ifdef CONFIG_OF_CONTROL
+ /* Allow the fdt to override the boot command */
+ env = fdtdec_get_config_string(gd->fdt_blob, "bootcmd");
+ if (env)
+ s = env;
+
+ process_fdt_options(gd->fdt_blob);
+
+ /*
+ * If the bootsecure option was chosen, use secure_boot_cmd().
+ * Always use 'env' in this case, since bootsecure requres that the
+ * bootcmd was specified in the FDT too.
+ */
+ if (fdtdec_get_config_int(gd->fdt_blob, "bootsecure", 0))
+ secure_boot_cmd(env);
+
+#endif /* CONFIG_OF_CONTROL */
debug ("### main_loop: bootcmd=\"%s\"\n", s ? s : "<UNDEFINED>");
@@ -404,6 +500,10 @@ void main_loop (void)
#endif /* CONFIG_MENUKEY */
#endif /* CONFIG_BOOTDELAY */
+#if defined CONFIG_OF_CONTROL
+ set_working_fdt_addr((void *)gd->fdt_blob);
+#endif /* CONFIG_OF_CONTROL */
+
/*
* Main Loop for Monitor Command Processing
*/
diff --git a/common/spl/spl.c b/common/spl/spl.c
index f068abd..ff9ba7b 100644
--- a/common/spl/spl.c
+++ b/common/spl/spl.c
@@ -74,6 +74,16 @@ __weak int spl_start_uboot(void)
}
#endif
+/*
+ * Weak default function for board specific cleanup/preparation before
+ * Linux boot. Some boards/platforms might not need it, so just provide
+ * an empty stub here.
+ */
+__weak void spl_board_prepare_for_linux(void)
+{
+ /* Nothing to do! */
+}
+
void spl_parse_image_header(const struct image_header *header)
{
u32 header_size = sizeof(struct image_header);
@@ -155,7 +165,13 @@ void board_init_r(gd_t *dummy1, ulong dummy2)
CONFIG_SYS_SPL_MALLOC_SIZE);
#endif
+#ifndef CONFIG_PPC
+ /*
+ * timer_init() does not exist on PPC systems. The timer is initialized
+ * and enabled (decrementer) in interrupt_init() here.
+ */
timer_init();
+#endif
#ifdef CONFIG_SPL_BOARD_INIT
spl_board_init();
diff --git a/common/stdio.c b/common/stdio.c
index 605ff3f..97ff9cf 100644
--- a/common/stdio.c
+++ b/common/stdio.c
@@ -135,7 +135,6 @@ struct stdio_dev* stdio_clone(struct stdio_dev *dev)
return NULL;
memcpy(_dev, dev, sizeof(struct stdio_dev));
- strncpy(_dev->name, dev->name, 16);
return _dev;
}
@@ -237,6 +236,8 @@ int stdio_init (void)
#ifdef CONFIG_JTAG_CONSOLE
drv_jtag_console_init ();
#endif
-
+#ifdef CONFIG_CBMEM_CONSOLE
+ cbmemc_init();
+#endif
return (0);
}
diff --git a/common/usb.c b/common/usb.c
index 50b8175..ac9b4ca 100644
--- a/common/usb.c
+++ b/common/usb.c
@@ -492,9 +492,9 @@ int usb_get_configuration_no(struct usb_device *dev,
{
int result;
unsigned int tmp;
- struct usb_configuration_descriptor *config;
+ struct usb_config_descriptor *config;
- config = (struct usb_configuration_descriptor *)&buffer[0];
+ config = (struct usb_config_descriptor *)&buffer[0];
result = usb_get_descriptor(dev, USB_DT_CONFIG, cfgno, buffer, 9);
if (result < 9) {
if (result < 0)
diff --git a/common/usb_kbd.c b/common/usb_kbd.c
index 19f01db..4efbcfe 100644
--- a/common/usb_kbd.c
+++ b/common/usb_kbd.c
@@ -94,6 +94,15 @@ static const unsigned char usb_kbd_num_keypad[] = {
};
/*
+ * map arrow keys to ^F/^B ^N/^P, can't really use the proper
+ * ANSI sequence for arrow keys because the queuing code breaks
+ * when a single keypress expands to 3 queue elements
+ */
+static const unsigned char usb_kbd_arrow[] = {
+ 0x6, 0x2, 0xe, 0x10
+};
+
+/*
* NOTE: It's important for the NUM, CAPS, SCROLL-lock bits to be in this
* order. See usb_kbd_setled() function!
*/
@@ -112,7 +121,7 @@ struct usb_kbd_pdata {
uint32_t usb_out_pointer;
uint8_t usb_kbd_buffer[USB_KBD_BUFFER_LEN];
- uint8_t new[8];
+ uint8_t *new;
uint8_t old[8];
uint8_t flags;
@@ -224,6 +233,10 @@ static int usb_kbd_translate(struct usb_kbd_pdata *data, unsigned char scancode,
keycode = usb_kbd_numkey[scancode - 0x1e];
}
+ /* Arrow keys */
+ if ((scancode >= 0x4f) && (scancode <= 0x52))
+ keycode = usb_kbd_arrow[scancode - 0x4f];
+
/* Numeric keypad */
if ((scancode >= 0x54) && (scancode <= 0x67))
keycode = usb_kbd_num_keypad[scancode - 0x54];
@@ -435,6 +448,9 @@ static int usb_kbd_probe(struct usb_device *dev, unsigned int ifnum)
/* Clear private data */
memset(data, 0, sizeof(struct usb_kbd_pdata));
+ /* allocate input buffer aligned and sized to USB DMA alignment */
+ data->new = memalign(USB_DMA_MINALIGN, roundup(8, USB_DMA_MINALIGN));
+
/* Insert private data into USB device structure */
dev->privptr = data;