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Diffstat (limited to 'boot/vbe_simple_fw.c')
-rw-r--r--boot/vbe_simple_fw.c207
1 files changed, 81 insertions, 126 deletions
diff --git a/boot/vbe_simple_fw.c b/boot/vbe_simple_fw.c
index da9701f9eb9..cb5534fc731 100644
--- a/boot/vbe_simple_fw.c
+++ b/boot/vbe_simple_fw.c
@@ -8,6 +8,7 @@
#define LOG_CATEGORY LOGC_BOOT
+#include <binman_sym.h>
#include <bloblist.h>
#include <bootdev.h>
#include <bootflow.h>
@@ -17,13 +18,24 @@
#include <image.h>
#include <log.h>
#include <mapmem.h>
-#include <memalign.h>
#include <mmc.h>
#include <spl.h>
#include <vbe.h>
#include <dm/device-internal.h>
+#include "vbe_common.h"
#include "vbe_simple.h"
+#ifdef CONFIG_BOOTMETH_VBE_SIMPLE
+binman_sym_extern(ulong, vbe_a, image_pos);
+binman_sym_extern(ulong, vbe_a, size);
+#else
+binman_sym_declare(ulong, vbe_a, image_pos);
+binman_sym_declare(ulong, vbe_a, size);
+#endif
+
+binman_sym_declare(ulong, vpl, image_pos);
+binman_sym_declare(ulong, vpl, size);
+
/**
* vbe_simple_read_bootflow_fw() - Create a bootflow for firmware
*
@@ -38,109 +50,26 @@
*/
int vbe_simple_read_bootflow_fw(struct udevice *dev, struct bootflow *bflow)
{
- ALLOC_CACHE_ALIGN_BUFFER(u8, sbuf, MMC_MAX_BLOCK_LEN);
struct udevice *media = dev_get_parent(bflow->dev);
struct udevice *meth = bflow->method;
struct simple_priv *priv = dev_get_priv(meth);
- const char *fit_uname, *fit_uname_config;
- struct bootm_headers images = {};
- ulong offset, size, blknum, addr, len, load_addr, num_blks;
- enum image_phase_t phase;
- struct blk_desc *desc;
+ ulong len, load_addr;
struct udevice *blk;
- int node, ret;
- void *buf;
+ int ret;
log_debug("media=%s\n", media->name);
ret = blk_get_from_parent(media, &blk);
if (ret)
return log_msg_ret("med", ret);
log_debug("blk=%s\n", blk->name);
- desc = dev_get_uclass_plat(blk);
-
- offset = priv->area_start + priv->skip_offset;
-
- /* read in one block to find the FIT size */
- blknum = offset / desc->blksz;
- log_debug("read at %lx, blknum %lx\n", offset, blknum);
- ret = blk_read(blk, blknum, 1, sbuf);
- if (ret < 0)
- return log_msg_ret("rd", ret);
-
- ret = fdt_check_header(sbuf);
- if (ret < 0)
- return log_msg_ret("fdt", -EINVAL);
- size = fdt_totalsize(sbuf);
- if (size > priv->area_size)
- return log_msg_ret("fdt", -E2BIG);
- log_debug("FIT size %lx\n", size);
-
- /*
- * Load the FIT into the SPL memory. This is typically a FIT with
- * external data, so this is quite small, perhaps a few KB.
- */
- addr = CONFIG_VAL(TEXT_BASE);
- buf = map_sysmem(addr, size);
- num_blks = DIV_ROUND_UP(size, desc->blksz);
- log_debug("read %lx, %lx blocks to %lx / %p\n", size, num_blks, addr,
- buf);
- ret = blk_read(blk, blknum, num_blks, buf);
- if (ret < 0)
- return log_msg_ret("rd", ret);
-
- /* figure out the phase to load */
- phase = IS_ENABLED(CONFIG_VPL_BUILD) ? IH_PHASE_SPL : IH_PHASE_U_BOOT;
-
- /*
- * Load the image from the FIT. We ignore any load-address information
- * so in practice this simply locates the image in the external-data
- * region and returns its address and size. Since we only loaded the FIT
- * itself, only a part of the image will be present, at best.
- */
- fit_uname = NULL;
- fit_uname_config = NULL;
- log_debug("loading FIT\n");
- ret = fit_image_load(&images, addr, &fit_uname, &fit_uname_config,
- IH_ARCH_SANDBOX, image_ph(phase, IH_TYPE_FIRMWARE),
- BOOTSTAGE_ID_FIT_SPL_START, FIT_LOAD_IGNORED,
- &load_addr, &len);
- if (ret < 0)
- return log_msg_ret("ld", ret);
- node = ret;
- log_debug("loaded to %lx\n", load_addr);
-
- /* For FIT external data, read in the external data */
- if (load_addr + len > addr + size) {
- ulong base, full_size;
- void *base_buf;
-
- /* Find the start address to load from */
- base = ALIGN_DOWN(load_addr, desc->blksz);
-
- /*
- * Get the total number of bytes to load, taking care of
- * block alignment
- */
- full_size = load_addr + len - base;
-
- /*
- * Get the start block number, number of blocks and the address
- * to load to, then load the blocks
- */
- blknum = (offset + base - addr) / desc->blksz;
- num_blks = DIV_ROUND_UP(full_size, desc->blksz);
- base_buf = map_sysmem(base, full_size);
- ret = blk_read(blk, blknum, num_blks, base_buf);
- log_debug("read %lx %lx, %lx blocks to %lx / %p: ret=%d\n",
- blknum, full_size, num_blks, base, base_buf, ret);
- if (ret < 0)
- return log_msg_ret("rd", ret);
- }
+
+ ret = vbe_read_fit(blk, priv->area_start + priv->skip_offset,
+ priv->area_size, NULL, &load_addr, &len,
+ &bflow->name);
+ if (ret)
+ return log_msg_ret("vbe", ret);
/* set up the bootflow with the info we obtained */
- bflow->name = strdup(fdt_get_name(buf, node, NULL));
- if (!bflow->name)
- return log_msg_ret("name", -ENOMEM);
bflow->blk = blk;
bflow->buf = map_sysmem(load_addr, len);
bflow->size = len;
@@ -148,16 +77,14 @@ int vbe_simple_read_bootflow_fw(struct udevice *dev, struct bootflow *bflow)
return 0;
}
-static int simple_load_from_image(struct spl_image_info *spl_image,
+static int simple_load_from_image(struct spl_image_info *image,
struct spl_boot_device *bootdev)
{
- struct udevice *meth, *bdev;
- struct simple_priv *priv;
- struct bootflow bflow;
struct vbe_handoff *handoff;
int ret;
- if (xpl_phase() != PHASE_VPL && xpl_phase() != PHASE_SPL)
+ if (xpl_phase() != PHASE_VPL && xpl_phase() != PHASE_SPL &&
+ xpl_phase() != PHASE_TPL)
return -ENOENT;
ret = bloblist_ensure_size(BLOBLISTT_VBE, sizeof(struct vbe_handoff),
@@ -165,36 +92,64 @@ static int simple_load_from_image(struct spl_image_info *spl_image,
if (ret)
return log_msg_ret("ro", ret);
- vbe_find_first_device(&meth);
- if (!meth)
- return log_msg_ret("vd", -ENODEV);
- log_debug("vbe dev %s\n", meth->name);
- ret = device_probe(meth);
- if (ret)
- return log_msg_ret("probe", ret);
-
- priv = dev_get_priv(meth);
- log_debug("simple %s\n", priv->storage);
- ret = bootdev_find_by_label(priv->storage, &bdev, NULL);
- if (ret)
- return log_msg_ret("bd", ret);
- log_debug("bootdev %s\n", bdev->name);
-
- bootflow_init(&bflow, bdev, meth);
- ret = bootmeth_read_bootflow(meth, &bflow);
- log_debug("\nfw ret=%d\n", ret);
- if (ret)
- return log_msg_ret("rd", ret);
-
- /* jump to the image */
- spl_image->flags = SPL_SANDBOXF_ARG_IS_BUF;
- spl_image->arg = bflow.buf;
- spl_image->size = bflow.size;
- log_debug("Image: %s at %p size %x\n", bflow.name, bflow.buf,
- bflow.size);
+ if (USE_BOOTMETH) {
+ struct udevice *meth, *bdev;
+ struct simple_priv *priv;
+ struct bootflow bflow;
+
+ vbe_find_first_device(&meth);
+ if (!meth)
+ return log_msg_ret("vd", -ENODEV);
+ log_debug("vbe dev %s\n", meth->name);
+ ret = device_probe(meth);
+ if (ret)
+ return log_msg_ret("probe", ret);
+
+ priv = dev_get_priv(meth);
+ log_debug("simple %s\n", priv->storage);
+ ret = bootdev_find_by_label(priv->storage, &bdev, NULL);
+ if (ret)
+ return log_msg_ret("bd", ret);
+ log_debug("bootdev %s\n", bdev->name);
+
+ bootflow_init(&bflow, bdev, meth);
+ ret = bootmeth_read_bootflow(meth, &bflow);
+ log_debug("\nfw ret=%d\n", ret);
+ if (ret)
+ return log_msg_ret("rd", ret);
- /* this is not used from now on, so free it */
- bootflow_free(&bflow);
+ /* jump to the image */
+ image->flags = SPL_SANDBOXF_ARG_IS_BUF;
+ image->arg = bflow.buf;
+ image->size = bflow.size;
+ log_debug("Image: %s at %p size %x\n", bflow.name, bflow.buf,
+ bflow.size);
+
+ /* this is not used from now on, so free it */
+ bootflow_free(&bflow);
+ } else {
+ struct udevice *media, *blk;
+ ulong offset, size;
+
+ ret = uclass_get_device_by_seq(UCLASS_MMC, 1, &media);
+ if (ret)
+ return log_msg_ret("vdv", ret);
+ ret = blk_get_from_parent(media, &blk);
+ if (ret)
+ return log_msg_ret("med", ret);
+ if (xpl_phase() == PHASE_TPL) {
+ offset = binman_sym(ulong, vpl, image_pos);
+ size = binman_sym(ulong, vpl, size);
+ } else {
+ offset = binman_sym(ulong, vbe_a, image_pos);
+ size = binman_sym(ulong, vbe_a, size);
+ printf("offset=%lx\n", offset);
+ }
+
+ ret = vbe_read_fit(blk, offset, size, image, NULL, NULL, NULL);
+ if (ret)
+ return log_msg_ret("vbe", ret);
+ }
/* Record that VBE was used in this phase */
handoff->phases |= 1 << xpl_phase();