* [PATCH 1/1] omap: xload: switch to generic bootstrap
@ 2013-09-27 8:47 Jean-Christophe PLAGNIOL-VILLARD
2013-09-30 8:06 ` Sascha Hauer
0 siblings, 1 reply; 2+ messages in thread
From: Jean-Christophe PLAGNIOL-VILLARD @ 2013-09-27 8:47 UTC (permalink / raw)
To: barebox
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
.../configs/am335x_beaglebone_mlo_small_defconfig | 2 +
arch/arm/configs/archosg9_xload_defconfig | 2 +
arch/arm/configs/omap3530_beagle_xload_defconfig | 3 +
arch/arm/configs/panda_xload_defconfig | 2 +
arch/arm/configs/pcm049_xload_defconfig | 3 +
arch/arm/configs/phycard_a_l1_xload_defconfig | 3 +
arch/arm/configs/phycard_a_xl2_xload_defconfig | 3 +
arch/arm/mach-omap/xload.c | 273 +++++----------------
8 files changed, 78 insertions(+), 213 deletions(-)
rewrite arch/arm/mach-omap/xload.c (76%)
diff --git a/arch/arm/configs/am335x_beaglebone_mlo_small_defconfig b/arch/arm/configs/am335x_beaglebone_mlo_small_defconfig
index 886dad9..91c18a5 100644
--- a/arch/arm/configs/am335x_beaglebone_mlo_small_defconfig
+++ b/arch/arm/configs/am335x_beaglebone_mlo_small_defconfig
@@ -29,3 +29,5 @@ CONFIG_MCI_OMAP_HSMMC=y
# CONFIG_FS_DEVFS is not set
CONFIG_FS_FAT=y
CONFIG_FS_FAT_LFN=y
+CONFIG_BOOTSTRAP=y
+CONFIG_BOOTSTRAP_DISK=y
diff --git a/arch/arm/configs/archosg9_xload_defconfig b/arch/arm/configs/archosg9_xload_defconfig
index 24369b2..9bd37c2 100644
--- a/arch/arm/configs/archosg9_xload_defconfig
+++ b/arch/arm/configs/archosg9_xload_defconfig
@@ -30,3 +30,5 @@ CONFIG_MCI_OMAP_HSMMC=y
# CONFIG_FS_DEVFS is not set
CONFIG_FS_OMAP4_USBBOOT=y
CONFIG_FS_FAT=y
+CONFIG_BOOTSTRAP=y
+CONFIG_BOOTSTRAP_DISK=y
diff --git a/arch/arm/configs/omap3530_beagle_xload_defconfig b/arch/arm/configs/omap3530_beagle_xload_defconfig
index 585ee0f..0407c68 100644
--- a/arch/arm/configs/omap3530_beagle_xload_defconfig
+++ b/arch/arm/configs/omap3530_beagle_xload_defconfig
@@ -36,3 +36,6 @@ CONFIG_MCI_OMAP_HSMMC=y
# CONFIG_FS_RAMFS is not set
# CONFIG_FS_DEVFS is not set
CONFIG_FS_FAT=y
+CONFIG_BOOTSTRAP=y
+CONFIG_BOOTSTRAP_DEVFS=y
+CONFIG_BOOTSTRAP_DISK=y
diff --git a/arch/arm/configs/panda_xload_defconfig b/arch/arm/configs/panda_xload_defconfig
index 5cedcff..b305ea0 100644
--- a/arch/arm/configs/panda_xload_defconfig
+++ b/arch/arm/configs/panda_xload_defconfig
@@ -22,3 +22,5 @@ CONFIG_MCI_OMAP_HSMMC=y
# CONFIG_FS_RAMFS is not set
# CONFIG_FS_DEVFS is not set
CONFIG_FS_FAT=y
+CONFIG_BOOTSTRAP=y
+CONFIG_BOOTSTRAP_DISK=y
diff --git a/arch/arm/configs/pcm049_xload_defconfig b/arch/arm/configs/pcm049_xload_defconfig
index 6bbc2e4..3eae59b 100644
--- a/arch/arm/configs/pcm049_xload_defconfig
+++ b/arch/arm/configs/pcm049_xload_defconfig
@@ -40,3 +40,6 @@ CONFIG_MCI_OMAP_HSMMC=y
# CONFIG_FS_RAMFS is not set
# CONFIG_FS_DEVFS is not set
CONFIG_FS_FAT=y
+CONFIG_BOOTSTRAP=y
+CONFIG_BOOTSTRAP_DEVFS=y
+CONFIG_BOOTSTRAP_DISK=y
diff --git a/arch/arm/configs/phycard_a_l1_xload_defconfig b/arch/arm/configs/phycard_a_l1_xload_defconfig
index 5901ed1..30fd3cc 100644
--- a/arch/arm/configs/phycard_a_l1_xload_defconfig
+++ b/arch/arm/configs/phycard_a_l1_xload_defconfig
@@ -41,3 +41,6 @@ CONFIG_MCI_OMAP_HSMMC=y
# CONFIG_FS_RAMFS is not set
# CONFIG_FS_DEVFS is not set
CONFIG_FS_FAT=y
+CONFIG_BOOTSTRAP=y
+CONFIG_BOOTSTRAP_DEVFS=y
+CONFIG_BOOTSTRAP_DISK=y
diff --git a/arch/arm/configs/phycard_a_xl2_xload_defconfig b/arch/arm/configs/phycard_a_xl2_xload_defconfig
index 84160e3..8b9eb0c 100644
--- a/arch/arm/configs/phycard_a_xl2_xload_defconfig
+++ b/arch/arm/configs/phycard_a_xl2_xload_defconfig
@@ -39,3 +39,6 @@ CONFIG_MCI_OMAP_HSMMC=y
# CONFIG_FS_RAMFS is not set
# CONFIG_FS_DEVFS is not set
CONFIG_FS_FAT=y
+CONFIG_BOOTSTRAP=y
+CONFIG_BOOTSTRAP_DEVFS=y
+CONFIG_BOOTSTRAP_DISK=y
diff --git a/arch/arm/mach-omap/xload.c b/arch/arm/mach-omap/xload.c
dissimilarity index 76%
index 3cce3f2..74a5f00 100644
--- a/arch/arm/mach-omap/xload.c
+++ b/arch/arm/mach-omap/xload.c
@@ -1,213 +1,60 @@
-#include <common.h>
-#include <bootsource.h>
-#include <partition.h>
-#include <nand.h>
-#include <init.h>
-#include <driver.h>
-#include <linux/mtd/mtd.h>
-#include <fs.h>
-#include <fcntl.h>
-#include <sizes.h>
-#include <filetype.h>
-
-static void *read_image_head(const char *name)
-{
- void *header = xmalloc(ARM_HEAD_SIZE);
- struct cdev *cdev;
- int ret;
-
- cdev = cdev_open(name, O_RDONLY);
- if (!cdev) {
- printf("failed to open partition\n");
- return NULL;
- }
-
- ret = cdev_read(cdev, header, ARM_HEAD_SIZE, 0, 0);
- cdev_close(cdev);
-
- if (ret != ARM_HEAD_SIZE) {
- printf("failed to read from partition\n");
- return NULL;
- }
-
- return header;
-}
-
-static unsigned int get_image_size(void *head)
-{
- unsigned int ret = 0;
- unsigned int *psize = head + ARM_HEAD_SIZE_OFFSET;
-
- if (is_barebox_arm_head(head))
- ret = *psize;
- debug("Detected barebox image size %u\n", ret);
-
- return ret;
-}
-
-static void *omap_xload_boot_nand(int offset)
-{
- int ret;
- int size;
- void *to, *header;
- struct cdev *cdev;
-
- devfs_add_partition("nand0", offset, SZ_1M, DEVFS_PARTITION_FIXED, "x");
- dev_add_bb_dev("x", "bbx");
-
- header = read_image_head("bbx");
- if (header == NULL)
- return NULL;
-
- size = get_image_size(header);
- if (!size) {
- printf("failed to get image size\n");
- return NULL;
- }
-
- to = xmalloc(size);
-
- cdev = cdev_open("bbx", O_RDONLY);
- if (!cdev) {
- printf("failed to open nand\n");
- return NULL;
- }
-
- ret = cdev_read(cdev, to, size, 0, 0);
- if (ret != size) {
- printf("failed to read from nand\n");
- return NULL;
- }
-
- return to;
-}
-
-static void *omap_xload_boot_mmc(void)
-{
- int ret;
- void *buf;
- int len;
- const char *diskdev = "disk0.0";
-
- ret = mount(diskdev, "fat", "/");
- if (ret) {
- printf("Unable to mount %s (%d)\n", diskdev, ret);
- return NULL;
- }
-
- buf = read_file("/barebox.bin", &len);
- if (!buf) {
- printf("could not read barebox.bin from sd card\n");
- return NULL;
- }
-
- return buf;
-}
-
-static void *omap_xload_boot_spi(int offset)
-{
- int ret;
- int size;
- void *to, *header;
- struct cdev *cdev;
-
- devfs_add_partition("m25p0", offset, SZ_1M, DEVFS_PARTITION_FIXED, "x");
-
- header = read_image_head("x");
- if (header == NULL)
- return NULL;
-
- size = get_image_size(header);
- if (!size) {
- printf("failed to get image size\n");
- return NULL;
- }
-
- to = xmalloc(size);
-
- cdev = cdev_open("x", O_RDONLY);
- if (!cdev) {
- printf("failed to open spi flash\n");
- return NULL;
- }
-
- ret = cdev_read(cdev, to, size, 0, 0);
- if (ret != size) {
- printf("failed to read from spi flash\n");
- return NULL;
- }
-
- return to;
-}
-
-static void *omap4_xload_boot_usb(void){
- int ret;
- void *buf;
- int len;
-
- ret = mount("omap4_usbboot", "omap4_usbbootfs", "/");
- if (ret) {
- printf("Unable to mount omap4_usbbootfs (%d)\n", ret);
- return NULL;
- }
-
- buf = read_file("/barebox.bin", &len);
- if (!buf)
- printf("could not read barebox.bin from omap4_usbbootfs\n");
-
- return buf;
-}
-
-/*
- * Replaces the default shell in xload configuration
- */
-static __noreturn int omap_xload(void)
-{
- int (*func)(void) = NULL;
-
- switch (bootsource_get())
- {
- case BOOTSOURCE_MMC:
- printf("booting from MMC\n");
- func = omap_xload_boot_mmc();
- break;
- case BOOTSOURCE_USB:
- if (IS_ENABLED(CONFIG_FS_OMAP4_USBBOOT)) {
- printf("booting from USB\n");
- func = omap4_xload_boot_usb();
- break;
- } else {
- printf("booting from USB not enabled\n");
- }
- case BOOTSOURCE_NAND:
- printf("booting from NAND\n");
- func = omap_xload_boot_nand(SZ_128K);
- break;
- case BOOTSOURCE_SPI:
- printf("booting from SPI\n");
- func = omap_xload_boot_spi(SZ_128K);
- break;
- default:
- printf("unknown boot source. Fall back to nand\n");
- func = omap_xload_boot_nand(SZ_128K);
- break;
- }
-
- if (!func) {
- printf("booting failed\n");
- while (1);
- }
-
- shutdown_barebox();
- func();
-
- while (1);
-}
-
-static int omap_set_xload(void)
-{
- barebox_main = omap_xload;
-
- return 0;
-}
-late_initcall(omap_set_xload);
+#include <common.h>
+#include <bootsource.h>
+#include <partition.h>
+#include <nand.h>
+#include <init.h>
+#include <driver.h>
+#include <linux/mtd/mtd.h>
+#include <fs.h>
+#include <fcntl.h>
+#include <sizes.h>
+#include <filetype.h>
+#include <bootstrap.h>
+
+/*
+ * Replaces the default shell in xload configuration
+ */
+static __noreturn int omap_xload(void)
+{
+ int (*func)(void) = NULL;
+
+ switch (bootsource_get()) {
+ case BOOTSOURCE_MMC:
+ printf("booting from MMC\n");
+ func = bootstrap_read_disk("disk0.0", "fat");
+ break;
+ case BOOTSOURCE_USB:
+ if (IS_ENABLED(CONFIG_FS_OMAP4_USBBOOT)) {
+ printf("booting from USB\n");
+ func = bootstrap_read_disk("omap4_usbboot", "omap4_usbbootfs");
+ break;
+ } else {
+ printf("booting from USB not enabled\n");
+ }
+ case BOOTSOURCE_NAND:
+ printf("booting from NAND\n");
+ func = bootstrap_read_devfs("nand0", true, SZ_128K, SZ_256K, SZ_1M);
+ break;
+ case BOOTSOURCE_SPI:
+ printf("booting from SPI\n");
+ func = bootstrap_read_devfs("m25p0", false, SZ_128K, SZ_256K, SZ_1M);
+ break;
+ default:
+ printf("unknown boot source. Fall back to nand\n");
+ func = bootstrap_read_devfs("nand0", true, SZ_128K, SZ_256K, SZ_1M);
+ break;
+ }
+
+ bootstrap_boot(func, false);
+ bootstrap_err("... failed\n");
+
+ while (1);
+}
+
+static int omap_set_xload(void)
+{
+ barebox_main = omap_xload;
+
+ return 0;
+}
+late_initcall(omap_set_xload);
--
1.8.4.rc3
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^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH 1/1] omap: xload: switch to generic bootstrap
2013-09-27 8:47 [PATCH 1/1] omap: xload: switch to generic bootstrap Jean-Christophe PLAGNIOL-VILLARD
@ 2013-09-30 8:06 ` Sascha Hauer
0 siblings, 0 replies; 2+ messages in thread
From: Sascha Hauer @ 2013-09-30 8:06 UTC (permalink / raw)
To: Jean-Christophe PLAGNIOL-VILLARD; +Cc: barebox
On Fri, Sep 27, 2013 at 10:47:21AM +0200, Jean-Christophe PLAGNIOL-VILLARD wrote:
> diff --git a/arch/arm/mach-omap/xload.c b/arch/arm/mach-omap/xload.c
> dissimilarity index 76%
> index 3cce3f2..74a5f00 100644
> --- a/arch/arm/mach-omap/xload.c
> +++ b/arch/arm/mach-omap/xload.c
How is this patch generated? It's strange that this file is completely removed
and added again.
> +/*
> + * Replaces the default shell in xload configuration
> + */
> +static __noreturn int omap_xload(void)
> +{
> + int (*func)(void) = NULL;
> +
> + switch (bootsource_get()) {
> + case BOOTSOURCE_MMC:
> + printf("booting from MMC\n");
> + func = bootstrap_read_disk("disk0.0", "fat");
> + break;
> + case BOOTSOURCE_USB:
> + if (IS_ENABLED(CONFIG_FS_OMAP4_USBBOOT)) {
> + printf("booting from USB\n");
> + func = bootstrap_read_disk("omap4_usbboot", "omap4_usbbootfs");
> + break;
> + } else {
> + printf("booting from USB not enabled\n");
> + }
> + case BOOTSOURCE_NAND:
> + printf("booting from NAND\n");
> + func = bootstrap_read_devfs("nand0", true, SZ_128K, SZ_256K, SZ_1M);
> + break;
> + case BOOTSOURCE_SPI:
> + printf("booting from SPI\n");
> + func = bootstrap_read_devfs("m25p0", false, SZ_128K, SZ_256K, SZ_1M);
> + break;
> + default:
> + printf("unknown boot source. Fall back to nand\n");
> + func = bootstrap_read_devfs("nand0", true, SZ_128K, SZ_256K, SZ_1M);
> + break;
> + }
> +
> + bootstrap_boot(func, false);
This won't work anymore since the omap barebox function now takes an
argument which is currently not supported by the bootstrap code.
Sascha
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^ permalink raw reply [flat|nested] 2+ messages in thread
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2013-09-27 8:47 [PATCH 1/1] omap: xload: switch to generic bootstrap Jean-Christophe PLAGNIOL-VILLARD
2013-09-30 8:06 ` Sascha Hauer
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