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From: vj <vicencb@gmail.com>
To: barebox@lists.infradead.org
Cc: vj <vicencb@gmail.com>
Subject: [PATCH 09/11] omap4: add support for loading second stage from usb
Date: Sat,  6 Oct 2012 00:33:11 +0200	[thread overview]
Message-ID: <1349476393-25520-10-git-send-email-vicencb@gmail.com> (raw)
In-Reply-To: <1349476393-25520-1-git-send-email-vicencb@gmail.com>


Signed-off-by: vj <vicencb@gmail.com>
---
 arch/arm/mach-omap/xload.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/arm/mach-omap/xload.c b/arch/arm/mach-omap/xload.c
index 9fa8221..240d3ff 100644
--- a/arch/arm/mach-omap/xload.c
+++ b/arch/arm/mach-omap/xload.c
@@ -139,6 +139,24 @@ static void *omap_xload_boot_spi(int offset)
 	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;
+}
+
 enum omap_boot_src omap_bootsrc(void)
 {
 #if defined(CONFIG_ARCH_OMAP3)
@@ -161,6 +179,14 @@ int run_shell(void)
 		printf("booting from MMC1\n");
 		func = omap_xload_boot_mmc();
 		break;
+	case OMAP_BOOTSRC_USB1:
+		if (IS_ENABLED(CONFIG_FS_OMAP4_USBBOOT)) {
+			printf("booting from USB1\n");
+			func = omap4_xload_boot_usb();
+			break;
+		} else {
+			printf("booting from usb1 not enabled\n");
+		}
 	case OMAP_BOOTSRC_UNKNOWN:
 		printf("unknown boot source. Fall back to nand\n");
 	case OMAP_BOOTSRC_NAND:
-- 
1.7.12.2


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  parent reply	other threads:[~2012-10-05 22:33 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-05 22:33 [PATCH 00/11] archosg9: add support for tablet, third round vj
2012-10-05 22:33 ` [PATCH 01/11] regression: reset can not return vj
2012-10-07  9:42   ` Sascha Hauer
2012-10-05 22:33 ` [PATCH 02/11] twl6030: add debug info vj
2012-10-06  9:30   ` Jean-Christophe PLAGNIOL-VILLARD
2012-10-05 22:33 ` [PATCH 03/11] omap4: add/rename definitions to match datasheet vj
2012-10-05 22:33 ` [PATCH 04/11] ARM: ensure irqs are disabled vj
2012-10-07  9:46   ` Sascha Hauer
2012-10-05 22:33 ` [PATCH 05/11] omap: revert gpiolib vj
2012-10-07 10:11   ` Sascha Hauer
2012-10-09  6:30     ` Teresa Gamez
2012-10-09  6:54       ` Sascha Hauer
2012-10-05 22:33 ` [PATCH 06/11] omap4: add support for booting an omap4 from usb vj
2012-10-07 10:23   ` Sascha Hauer
2012-10-05 22:33 ` [PATCH 07/11] omap4: add serial communications over usb boot vj
2012-10-05 22:33 ` [PATCH 08/11] omap4: add filesystem support " vj
2012-10-05 22:33 ` vj [this message]
2012-10-05 22:33 ` [PATCH 10/11] mach-types: add ID for Archos G9 tablet vj
2012-10-07 10:30   ` Sascha Hauer
2012-10-07 12:07     ` vj
2012-10-07 12:16       ` Sascha Hauer
2012-10-07 12:26         ` vj
2012-10-07 13:33           ` Jean-Christophe PLAGNIOL-VILLARD
2012-10-07 13:29         ` Jean-Christophe PLAGNIOL-VILLARD
2012-10-05 22:33 ` [PATCH 11/11] Add support " vj
2012-10-07 10:34 ` [PATCH 00/11] archosg9: add support for tablet, third round Sascha Hauer
2012-10-07 12:12   ` vj
2012-10-07 12:23     ` Sascha Hauer

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