[U-Boot] [PATCH 07/27] spl: Convert boot_device into a struct
Simon Glass
sjg at chromium.org
Sun Sep 18 21:44:56 CEST 2016
At present some spl_xxx_load_image() functions take a parameter and some
don't. Of those that do, most take an integer but one takes a string.
Convert this parameter into a struct so that we can pass all functions the
same thing. This will allow us to use a common function signature.
Signed-off-by: Simon Glass <sjg at chromium.org>
---
arch/arm/mach-sunxi/board.c | 2 +-
arch/arm/mach-uniphier/boot-mode/spl_board.c | 2 +-
arch/sandbox/cpu/spl.c | 2 +-
common/spl/spl.c | 37 ++++++++++++++-----------
common/spl/spl_mmc.c | 6 ++---
common/spl/spl_nand.c | 2 +-
common/spl/spl_net.c | 6 ++---
common/spl/spl_nor.c | 2 +-
common/spl/spl_onenand.c | 2 +-
common/spl/spl_sata.c | 2 +-
common/spl/spl_ubi.c | 6 ++---
common/spl/spl_usb.c | 2 +-
common/spl/spl_ymodem.c | 2 +-
drivers/mtd/spi/spi_spl_load.c | 2 +-
drivers/mtd/spi/sunxi_spi_spl.c | 2 +-
include/spl.h | 40 ++++++++++++++++++++--------
16 files changed, 70 insertions(+), 47 deletions(-)
diff --git a/arch/arm/mach-sunxi/board.c b/arch/arm/mach-sunxi/board.c
index 6d9518d..8a385a2 100644
--- a/arch/arm/mach-sunxi/board.c
+++ b/arch/arm/mach-sunxi/board.c
@@ -133,7 +133,7 @@ static int gpio_init(void)
return 0;
}
-int spl_board_load_image(void)
+int spl_board_load_image(struct spl_boot_device *bootdev)
{
debug("Returning to FEL sp=%x, lr=%x\n", fel_stash.sp, fel_stash.lr);
return_to_fel(fel_stash.sp, fel_stash.lr);
diff --git a/arch/arm/mach-uniphier/boot-mode/spl_board.c b/arch/arm/mach-uniphier/boot-mode/spl_board.c
index 63ab41c..4eadc2f 100644
--- a/arch/arm/mach-uniphier/boot-mode/spl_board.c
+++ b/arch/arm/mach-uniphier/boot-mode/spl_board.c
@@ -65,7 +65,7 @@ int uniphier_rom_get_mmc_funcptr(int (**send_cmd)(u32, u32),
return 0;
}
-int spl_board_load_image(void)
+int spl_board_load_image(struct spl_boot_device *bootdev)
{
int (*send_cmd)(u32 cmd, u32 arg);
int (*card_blockaddr)(u32 rca);
diff --git a/arch/sandbox/cpu/spl.c b/arch/sandbox/cpu/spl.c
index e8349c0..4cee293 100644
--- a/arch/sandbox/cpu/spl.c
+++ b/arch/sandbox/cpu/spl.c
@@ -38,7 +38,7 @@ void spl_board_announce_boot_device(void)
printf("%s\n", fname);
}
-int spl_board_load_image(void)
+int spl_board_load_image(struct spl_boot_device *bootdev)
{
char fname[256];
int ret;
diff --git a/common/spl/spl.c b/common/spl/spl.c
index cb96ef3..3716e6a 100644
--- a/common/spl/spl.c
+++ b/common/spl/spl.c
@@ -185,7 +185,7 @@ static ulong spl_ram_load_read(struct spl_load_info *load, ulong sector,
return count;
}
-static int spl_ram_load_image(void)
+static int spl_ram_load_image(struct spl_boot_device *bootdev)
{
struct image_header *header;
@@ -346,66 +346,71 @@ static inline void announce_boot_device(u32 boot_device) { }
static int spl_load_image(u32 boot_device)
{
+ struct spl_boot_device bootdev;
+
+ bootdev.boot_device = boot_device;
+ bootdev.boot_device_name = NULL;
+
switch (boot_device) {
#ifdef CONFIG_SPL_RAM_DEVICE
case BOOT_DEVICE_RAM:
- return spl_ram_load_image();
+ return spl_ram_load_image(&bootdev);
#endif
#ifdef CONFIG_SPL_MMC_SUPPORT
case BOOT_DEVICE_MMC1:
case BOOT_DEVICE_MMC2:
case BOOT_DEVICE_MMC2_2:
- return spl_mmc_load_image(boot_device);
+ return spl_mmc_load_image(&bootdev);
#endif
#ifdef CONFIG_SPL_UBI
case BOOT_DEVICE_NAND:
case BOOT_DEVICE_ONENAND:
- return spl_ubi_load_image(boot_device);
+ return spl_ubi_load_image(&bootdev);
#else
#ifdef CONFIG_SPL_NAND_SUPPORT
case BOOT_DEVICE_NAND:
- return spl_nand_load_image();
+ return spl_nand_load_image(&bootdev);
#endif
#ifdef CONFIG_SPL_ONENAND_SUPPORT
case BOOT_DEVICE_ONENAND:
- return spl_onenand_load_image();
+ return spl_onenand_load_image(&bootdev);
#endif
#endif
#ifdef CONFIG_SPL_NOR_SUPPORT
case BOOT_DEVICE_NOR:
- return spl_nor_load_image();
+ return spl_nor_load_image(&bootdev);
#endif
#ifdef CONFIG_SPL_YMODEM_SUPPORT
case BOOT_DEVICE_UART:
- return spl_ymodem_load_image();
+ return spl_ymodem_load_image(&bootdev);
#endif
#if defined(CONFIG_SPL_SPI_SUPPORT) || defined(CONFIG_SPL_SPI_FLASH_SUPPORT)
case BOOT_DEVICE_SPI:
- return spl_spi_load_image();
+ return spl_spi_load_image(&bootdev);
#endif
#ifdef CONFIG_SPL_ETH_SUPPORT
case BOOT_DEVICE_CPGMAC:
#ifdef CONFIG_SPL_ETH_DEVICE
- return spl_net_load_image(CONFIG_SPL_ETH_DEVICE);
-#else
- return spl_net_load_image(NULL);
+ bootdev.boot_device_name = CONFIG_SPL_ETH_DEVICE;
#endif
+ return spl_net_load_image(&bootdev);
#endif
#ifdef CONFIG_SPL_USBETH_SUPPORT
case BOOT_DEVICE_USBETH:
- return spl_net_load_image("usb_ether");
+ bootdev.boot_device_name = "usb_ether";
+ return spl_net_load_image(&bootdev);
#endif
#ifdef CONFIG_SPL_USB_SUPPORT
case BOOT_DEVICE_USB:
- return spl_usb_load_image();
+ return spl_usb_load_image(&bootdev);
#endif
#ifdef CONFIG_SPL_SATA_SUPPORT
case BOOT_DEVICE_SATA:
- return spl_sata_load_image();
+ return spl_sata_load_image(&bootdev);
#endif
#ifdef CONFIG_SPL_BOARD_LOAD_IMAGE
case BOOT_DEVICE_BOARD:
- return spl_board_load_image();
+ return spl_board_load_image(&bootdev);
#endif
default:
#if defined(CONFIG_SPL_SERIAL_SUPPORT) && defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
diff --git a/common/spl/spl_mmc.c b/common/spl/spl_mmc.c
index 97c11b3..899caf4 100644
--- a/common/spl/spl_mmc.c
+++ b/common/spl/spl_mmc.c
@@ -267,14 +267,14 @@ int spl_mmc_do_fs_boot(struct mmc *mmc)
}
#endif
-int spl_mmc_load_image(u32 boot_device)
+int spl_mmc_load_image(struct spl_boot_device *bootdev)
{
struct mmc *mmc = NULL;
u32 boot_mode;
int err = 0;
__maybe_unused int part;
- err = spl_mmc_find_device(&mmc, boot_device);
+ err = spl_mmc_find_device(&mmc, bootdev->boot_device);
if (err)
return err;
@@ -286,7 +286,7 @@ int spl_mmc_load_image(u32 boot_device)
return err;
}
- boot_mode = spl_boot_mode(boot_device);
+ boot_mode = spl_boot_mode(bootdev->boot_device);
err = -EINVAL;
switch (boot_mode) {
case MMCSD_MODE_EMMCBOOT:
diff --git a/common/spl/spl_nand.c b/common/spl/spl_nand.c
index f25220f..575de66 100644
--- a/common/spl/spl_nand.c
+++ b/common/spl/spl_nand.c
@@ -13,7 +13,7 @@
#include <fdt.h>
#if defined(CONFIG_SPL_NAND_RAW_ONLY)
-int spl_nand_load_image(void)
+int spl_nand_load_image(struct spl_boot_device *bootdev)
{
nand_init();
diff --git a/common/spl/spl_net.c b/common/spl/spl_net.c
index f417d17..730f88e 100644
--- a/common/spl/spl_net.c
+++ b/common/spl/spl_net.c
@@ -14,7 +14,7 @@
DECLARE_GLOBAL_DATA_PTR;
-int spl_net_load_image(const char *device)
+int spl_net_load_image(struct spl_boot_device *bootdev)
{
int rv;
@@ -27,8 +27,8 @@ int spl_net_load_image(const char *device)
printf("No Ethernet devices found\n");
return -ENODEV;
}
- if (device)
- setenv("ethact", device);
+ if (bootdev->boot_device_name)
+ setenv("ethact", bootdev->boot_device_name);
rv = net_loop(BOOTP);
if (rv < 0) {
printf("Problem booting with BOOTP\n");
diff --git a/common/spl/spl_nor.c b/common/spl/spl_nor.c
index 57771e8..f10d679 100644
--- a/common/spl/spl_nor.c
+++ b/common/spl/spl_nor.c
@@ -7,7 +7,7 @@
#include <common.h>
#include <spl.h>
-int spl_nor_load_image(void)
+int spl_nor_load_image(struct spl_boot_device *bootdev)
{
int ret;
/*
diff --git a/common/spl/spl_onenand.c b/common/spl/spl_onenand.c
index 8d2c51b..f5e2f95 100644
--- a/common/spl/spl_onenand.c
+++ b/common/spl/spl_onenand.c
@@ -14,7 +14,7 @@
#include <asm/io.h>
#include <onenand_uboot.h>
-int spl_onenand_load_image(void)
+int spl_onenand_load_image(struct spl_boot_device *bootdev)
{
struct image_header *header;
int ret;
diff --git a/common/spl/spl_sata.c b/common/spl/spl_sata.c
index 9d8cc7c..77fd73c 100644
--- a/common/spl/spl_sata.c
+++ b/common/spl/spl_sata.c
@@ -20,7 +20,7 @@
DECLARE_GLOBAL_DATA_PTR;
-int spl_sata_load_image(void)
+int spl_sata_load_image(struct spl_boot_device *bootdev)
{
int err;
struct blk_desc *stor_dev;
diff --git a/common/spl/spl_ubi.c b/common/spl/spl_ubi.c
index 5198bab..d64e6cf 100644
--- a/common/spl/spl_ubi.c
+++ b/common/spl/spl_ubi.c
@@ -12,14 +12,14 @@
#include <ubispl.h>
#include <spl.h>
-int spl_ubi_load_image(u32 boot_device)
+int spl_ubi_load_image(struct spl_boot_device *bootdev)
{
struct image_header *header;
struct ubispl_info info;
struct ubispl_load volumes[2];
int ret = 1;
- switch (boot_device) {
+ switch (bootdev->boot_device) {
#ifdef CONFIG_SPL_NAND_SUPPORT
case BOOT_DEVICE_NAND:
nand_init();
@@ -71,7 +71,7 @@ int spl_ubi_load_image(u32 boot_device)
spl_parse_image_header(&spl_image, header);
out:
#ifdef CONFIG_SPL_NAND_SUPPORT
- if (boot_device == BOOT_DEVICE_NAND)
+ if (bootdev->boot_device == BOOT_DEVICE_NAND)
nand_deselect();
#endif
return ret;
diff --git a/common/spl/spl_usb.c b/common/spl/spl_usb.c
index 04fa667..f990336 100644
--- a/common/spl/spl_usb.c
+++ b/common/spl/spl_usb.c
@@ -22,7 +22,7 @@ DECLARE_GLOBAL_DATA_PTR;
static int usb_stor_curr_dev = -1; /* current device */
#endif
-int spl_usb_load_image(void)
+int spl_usb_load_image(struct spl_boot_device *bootdev)
{
int err;
struct blk_desc *stor_dev;
diff --git a/common/spl/spl_ymodem.c b/common/spl/spl_ymodem.c
index 1323b6f..d82b138 100644
--- a/common/spl/spl_ymodem.c
+++ b/common/spl/spl_ymodem.c
@@ -68,7 +68,7 @@ static ulong ymodem_read_fit(struct spl_load_info *load, ulong offset,
return size;
}
-int spl_ymodem_load_image(void)
+int spl_ymodem_load_image(struct spl_boot_device *bootdev)
{
int size = 0;
int err;
diff --git a/drivers/mtd/spi/spi_spl_load.c b/drivers/mtd/spi/spi_spl_load.c
index ac5eae3..e4cc0d0 100644
--- a/drivers/mtd/spi/spi_spl_load.c
+++ b/drivers/mtd/spi/spi_spl_load.c
@@ -65,7 +65,7 @@ static ulong spl_spi_fit_read(struct spl_load_info *load, ulong sector,
* configured and available since this code loads the main U-Boot image
* from SPI into SDRAM and starts it from there.
*/
-int spl_spi_load_image(void)
+int spl_spi_load_image(struct spl_boot_device *bootdev)
{
int err = 0;
struct spi_flash *flash;
diff --git a/drivers/mtd/spi/sunxi_spi_spl.c b/drivers/mtd/spi/sunxi_spi_spl.c
index a992bfa..767959c 100644
--- a/drivers/mtd/spi/sunxi_spi_spl.c
+++ b/drivers/mtd/spi/sunxi_spi_spl.c
@@ -262,7 +262,7 @@ static void spi0_read_data(void *buf, u32 addr, u32 len)
/*****************************************************************************/
-int spl_spi_load_image(void)
+int spl_spi_load_image(struct spl_boot_device *bootdev)
{
int err;
struct image_header *header;
diff --git a/include/spl.h b/include/spl.h
index b6990b4..63ca68c 100644
--- a/include/spl.h
+++ b/include/spl.h
@@ -131,35 +131,53 @@ int spl_start_uboot(void);
*/
void spl_display_print(void);
+/**
+ * struct spl_boot_device - Describes a boot device used by SPL
+ *
+ * @boot_device: A number indicating the BOOT_DEVICE type. There are various
+ * BOOT_DEVICE... #defines and enums in U-Boot and they are not consistently
+ * numbered.
+ * @boot_device_name: Named boot device, or NULL if none.
+ *
+ * Note: Additional fields can be added here, bearing in mind that SPL is
+ * size-sensitive and common fields will be present on all boards. This
+ * struct can also be used to return additional information about the load
+ * process if that becomes useful.
+ */
+struct spl_boot_device {
+ uint boot_device;
+ const char *boot_device_name;
+};
+
/* NAND SPL functions */
-int spl_nand_load_image(void);
+int spl_nand_load_image(struct spl_boot_device *bootdev);
/* OneNAND SPL functions */
-int spl_onenand_load_image(void);
+int spl_onenand_load_image(struct spl_boot_device *bootdev);
/* NOR SPL functions */
-int spl_nor_load_image(void);
+int spl_nor_load_image(struct spl_boot_device *bootdev);
/* UBI SPL functions */
-int spl_ubi_load_image(u32 boot_device);
+int spl_ubi_load_image(struct spl_boot_device *bootdev);
/* MMC SPL functions */
-int spl_mmc_load_image(u32 boot_device);
+int spl_mmc_load_image(struct spl_boot_device *bootdev);
/* YMODEM SPL functions */
-int spl_ymodem_load_image(void);
+int spl_ymodem_load_image(struct spl_boot_device *bootdev);
/* SPI SPL functions */
-int spl_spi_load_image(void);
+int spl_spi_load_image(struct spl_boot_device *bootdev);
/* Ethernet SPL functions */
-int spl_net_load_image(const char *device);
+int spl_net_load_image(struct spl_boot_device *bootdev);
/* USB SPL functions */
-int spl_usb_load_image(void);
+int spl_usb_load_image(struct spl_boot_device *bootdev);
/* SATA SPL functions */
-int spl_sata_load_image(void);
+int spl_sata_load_image(struct spl_boot_device *bootdev);
/* SPL FAT image functions */
int spl_load_image_fat(struct blk_desc *block_dev, int partition,
@@ -205,6 +223,6 @@ bool spl_was_boot_source(void);
*
* @return 0 on success, negative errno value on failure.
*/
-int spl_board_load_image(void);
+int spl_board_load_image(struct spl_boot_device *bootdev);
#endif
--
2.8.0.rc3.226.g39d4020
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