spl: announce boot devices

Now that we support alternative boot devices, it can sometimes be
unclear which boot devices was actually used. Provide a function to
announce which boot devices are attempted during boot.

Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
Cc: Igor Grinberg <grinberg@compulab.co.il>
Cc: Tom Rini <trini@konsulko.com>
Cc: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/common/spl/spl.c b/common/spl/spl.c
index 7913c527fdda098b5ad4fd63dab4efcdc0d4cf71..b522c8b3855dd26522d5eff22efdbef6589fe6a4 100644 (file)
--- a/common/spl/spl.c
+++ b/common/spl/spl.c
@@ -195,6 +195,84 @@ __weak void board_boot_order(u32 *spl_boot_list)
        spl_boot_list[0] = spl_boot_device();
 }
 
+#ifdef CONFIG_SPL_BOARD_LOAD_IMAGE
+__weak void spl_board_announce_boot_device(void) { }
+#endif
+
+#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
+struct boot_device_name {
+       u32 boot_dev;
+       const char *name;
+};
+
+struct boot_device_name boot_name_table[] = {
+#ifdef CONFIG_SPL_RAM_DEVICE
+       { BOOT_DEVICE_RAM, "RAM" },
+#endif
+#ifdef CONFIG_SPL_MMC_SUPPORT
+       { BOOT_DEVICE_MMC1, "MMC" },
+       { BOOT_DEVICE_MMC2, "MMC" },
+       { BOOT_DEVICE_MMC2_2, "MMC" },
+#endif
+#ifdef CONFIG_SPL_NAND_SUPPORT
+       { BOOT_DEVICE_NAND, "NAND" },
+#endif
+#ifdef CONFIG_SPL_ONENAND_SUPPORT
+       { BOOT_DEVICE_ONENAND, "OneNAND" },
+#endif
+#ifdef CONFIG_SPL_NOR_SUPPORT
+       { BOOT_DEVICE_NOR, "NOR" },
+#endif
+#ifdef CONFIG_SPL_YMODEM_SUPPORT
+       { BOOT_DEVICE_UART, "UART" },
+#endif
+#ifdef CONFIG_SPL_SPI_SUPPORT
+       { BOOT_DEVICE_SPI, "SPI" },
+#endif
+#ifdef CONFIG_SPL_ETH_SUPPORT
+#ifdef CONFIG_SPL_ETH_DEVICE
+       { BOOT_DEVICE_CPGMAC, "eth device" },
+#else
+       { BOOT_DEVICE_CPGMAC, "net" },
+#endif
+#endif
+#ifdef CONFIG_SPL_USBETH_SUPPORT
+       { BOOT_DEVICE_USBETH, "USB eth" },
+#endif
+#ifdef CONFIG_SPL_USB_SUPPORT
+       { BOOT_DEVICE_USB, "USB" },
+#endif
+#ifdef CONFIG_SPL_SATA_SUPPORT
+       { BOOT_DEVICE_SATA, "SATA" },
+#endif
+       /* Keep this entry last */
+       { BOOT_DEVICE_NONE, "unknown boot device" },
+};
+
+static void announce_boot_device(u32 boot_device)
+{
+       int i;
+
+       puts("Trying to boot from ");
+
+#ifdef CONFIG_SPL_BOARD_LOAD_IMAGE
+       if (boot_device == BOOT_DEVICE_BOARD) {
+               spl_board_announce_boot_device();
+               puts("\n");
+               return;
+       }
+#endif
+       for (i = 0; i < ARRAY_SIZE(boot_name_table) - 1; i++) {
+               if (boot_name_table[i].boot_dev == boot_device)
+                       break;
+       }
+
+       printf("%s\n", boot_name_table[i].name);
+}
+#else
+static inline void announce_boot_device(u32 boot_device) { }
+#endif
+
 static int spl_load_image(u32 boot_device)
 {
        switch (boot_device) {
@@ -292,6 +370,7 @@ void board_init_r(gd_t *dummy1, ulong dummy2)
        board_boot_order(spl_boot_list);
        for (i = 0; i < ARRAY_SIZE(spl_boot_list) &&
                        spl_boot_list[i] != BOOT_DEVICE_NONE; i++) {
+               announce_boot_device(spl_boot_list[i]);
                if (!spl_load_image(spl_boot_list[i]))
                        break;
        }