Refactor spl image load code out of board_init_r and into its own function. This is a preparation for supporting alternative boot devices.
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 --- common/spl/spl.c | 117 ++++++++++++++++++++++++------------------------------- 1 file changed, 50 insertions(+), 67 deletions(-)
diff --git a/common/spl/spl.c b/common/spl/spl.c index ff1bad2..56fccca 100644 --- a/common/spl/spl.c +++ b/common/spl/spl.c @@ -178,122 +178,105 @@ int spl_init(void) return 0; }
-void board_init_r(gd_t *dummy1, ulong dummy2) +static int spl_load_image(u32 boot_device) { - u32 boot_device; - - debug(">>spl:board_init_r()\n"); - -#if defined(CONFIG_SYS_SPL_MALLOC_START) - mem_malloc_init(CONFIG_SYS_SPL_MALLOC_START, - CONFIG_SYS_SPL_MALLOC_SIZE); - gd->flags |= GD_FLG_FULL_MALLOC_INIT; -#endif - if (!(gd->flags & GD_FLG_SPL_INIT)) { - if (spl_init()) - hang(); - } -#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(); -#endif - - boot_device = spl_boot_device(); - debug("boot device - %d\n", boot_device); switch (boot_device) { #ifdef CONFIG_SPL_RAM_DEVICE case BOOT_DEVICE_RAM: - if (spl_ram_load_image()) - hang(); - break; + return spl_ram_load_image(); #endif #ifdef CONFIG_SPL_MMC_SUPPORT case BOOT_DEVICE_MMC1: case BOOT_DEVICE_MMC2: case BOOT_DEVICE_MMC2_2: - if (spl_mmc_load_image()) - hang(); - break; + return spl_mmc_load_image(); #endif #ifdef CONFIG_SPL_NAND_SUPPORT case BOOT_DEVICE_NAND: - if (spl_nand_load_image()) - hang(); - break; + return spl_nand_load_image(); #endif #ifdef CONFIG_SPL_ONENAND_SUPPORT case BOOT_DEVICE_ONENAND: - if (spl_onenand_load_image()) - hang(); - break; + return spl_onenand_load_image(); #endif #ifdef CONFIG_SPL_NOR_SUPPORT case BOOT_DEVICE_NOR: - if (spl_nor_load_image()) - hang(); - break; + return spl_nor_load_image(); #endif #ifdef CONFIG_SPL_YMODEM_SUPPORT case BOOT_DEVICE_UART: - if (spl_ymodem_load_image()) - hang(); - break; + return spl_ymodem_load_image(); #endif #ifdef CONFIG_SPL_SPI_SUPPORT case BOOT_DEVICE_SPI: - if (spl_spi_load_image()) - hang(); - break; + return spl_spi_load_image(); #endif #ifdef CONFIG_SPL_ETH_SUPPORT case BOOT_DEVICE_CPGMAC: #ifdef CONFIG_SPL_ETH_DEVICE - if (spl_net_load_image(CONFIG_SPL_ETH_DEVICE)) - hang(); + return spl_net_load_image(CONFIG_SPL_ETH_DEVICE); #else - if (spl_net_load_image(NULL)) - hang(); + return spl_net_load_image(NULL); #endif - break; #endif #ifdef CONFIG_SPL_USBETH_SUPPORT case BOOT_DEVICE_USBETH: - if (spl_net_load_image("usb_ether")) - hang(); - break; + return spl_net_load_image("usb_ether"); #endif #ifdef CONFIG_SPL_USB_SUPPORT case BOOT_DEVICE_USB: - if (spl_usb_load_image()) - hang(); - break; + return spl_usb_load_image(); #endif #ifdef CONFIG_SPL_SATA_SUPPORT case BOOT_DEVICE_SATA: - if (spl_sata_load_image()) - hang(); - break; + return spl_sata_load_image(); #endif #ifdef CONFIG_SPL_BOARD_LOAD_IMAGE case BOOT_DEVICE_BOARD: - if (spl_board_load_image()) - hang(); - break; + return spl_board_load_image(); #endif default: #if defined(CONFIG_SPL_SERIAL_SUPPORT) && defined(CONFIG_SPL_LIBCOMMON_SUPPORT) puts("SPL: Unsupported Boot Device!\n"); #endif - hang(); + return -ENODEV; }
+ return -EINVAL; +} + +void board_init_r(gd_t *dummy1, ulong dummy2) +{ + u32 boot_device; + + debug(">>spl:board_init_r()\n"); + +#if defined(CONFIG_SYS_SPL_MALLOC_START) + mem_malloc_init(CONFIG_SYS_SPL_MALLOC_START, + CONFIG_SYS_SPL_MALLOC_SIZE); + gd->flags |= GD_FLG_FULL_MALLOC_INIT; +#endif + if (!(gd->flags & GD_FLG_SPL_INIT)) { + if (spl_init()) + hang(); + } +#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(); +#endif + + boot_device = spl_boot_device(); + debug("boot device - %d\n", boot_device); + if (spl_load_image(boot_device)) + hang(); + switch (spl_image.os) { case IH_OS_U_BOOT: debug("Jumping to U-Boot\n");