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authorMinkyu Kang <mk7.kang@samsung.com>2012-12-10 13:44:41 +0900
committerMinkyu Kang <mk7.kang@samsung.com>2012-12-10 14:13:27 +0900
commit2c601c7208713ba9b2158c57adcf515f4bdbc212 (patch)
tree9f6e70f33565beceb956b98c261bee19731d50d2 /common
parentb8a7c467960ffb4d5a5e1eef5f7783fb6f594542 (diff)
parentfd4d564b3c80b111f18c93adb14233a6a7ddb0e9 (diff)
Merge branch 'master' of git://git.denx.de/u-boot into resolve
Conflicts: README board/samsung/universal_c210/universal.c drivers/misc/Makefile drivers/power/power_fsl.c include/configs/mx35pdk.h include/configs/mx53loco.h include/configs/seaboard.h
Diffstat (limited to 'common')
-rw-r--r--common/Makefile3
-rw-r--r--common/bouncebuf.c75
-rw-r--r--common/cmd_bmp.c5
-rw-r--r--common/cmd_bootm.c11
-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_usb.c2
-rw-r--r--common/image.c127
-rw-r--r--common/lcd.c178
-rw-r--r--common/main.c104
-rw-r--r--common/spl/spl.c16
-rw-r--r--common/stdio.c4
-rw-r--r--common/usb.c4
-rw-r--r--common/usb_kbd.c18
15 files changed, 528 insertions, 58 deletions
diff --git a/common/Makefile b/common/Makefile
index ded6318dc6..132b3bd79c 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -196,6 +196,9 @@ COBJS-$(CONFIG_CMD_DFU) += cmd_dfu.o
endif
ifdef CONFIG_SPL_BUILD
+COBJS-y += cmd_nvedit.o
+COBJS-y += env_common.o
+COBJS-$(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_common.o
diff --git a/common/bouncebuf.c b/common/bouncebuf.c
index 4f827f893d..1df12cdda0 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 b8809e3bf5..5a52edde31 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 d256ddfaa6..4dbe952bb0 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -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_led.c b/common/cmd_led.c
index d83b3ba69b..7f5ab43c7f 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 62a1c224d3..7dacd5114c 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 4b1606972b..1568594ca4 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_usb.c b/common/cmd_usb.c
index 8ad0b23058..dacdc2d5b1 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/image.c b/common/image.c
index df642e656c..e93b6e89cf 100644
--- a/common/image.c
+++ b/common/image.c
@@ -3049,6 +3049,133 @@ 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 3017604734..4778655a26 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 5fdfff2e28..44fa20dd6a 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;
@@ -380,6 +457,23 @@ 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 +498,10 @@ 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 f068abd8f8..ff9ba7b0a5 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 605ff3fde3..9f48e5f503 100644
--- a/common/stdio.c
+++ b/common/stdio.c
@@ -237,6 +237,8 @@ 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 50b81752eb..ac9b4ca8d5 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 19f01db1ca..4efbcfe90d 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;