diff options
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/Kconfig | 12 | ||||
| -rw-r--r-- | cmd/Makefile | 3 | ||||
| -rw-r--r-- | cmd/arm/Makefile | 7 | ||||
| -rw-r--r-- | cmd/arm/exception.c | 61 | ||||
| -rw-r--r-- | cmd/arm/exception64.c | 33 | ||||
| -rw-r--r-- | cmd/bootefi.c | 4 | ||||
| -rw-r--r-- | cmd/dfu.c | 3 | ||||
| -rw-r--r-- | cmd/fpga.c | 6 | ||||
| -rw-r--r-- | cmd/riscv/Makefile | 3 | ||||
| -rw-r--r-- | cmd/riscv/exception.c | 29 | ||||
| -rw-r--r-- | cmd/sf.c | 3 | ||||
| -rw-r--r-- | cmd/usb.c | 18 | ||||
| -rw-r--r-- | cmd/usb_mass_storage.c | 3 | ||||
| -rw-r--r-- | cmd/wdt.c | 174 | ||||
| -rw-r--r-- | cmd/x86/Makefile | 1 | ||||
| -rw-r--r-- | cmd/x86/exception.c | 29 | ||||
| -rw-r--r-- | cmd/ximg.c | 6 |
17 files changed, 372 insertions, 23 deletions
diff --git a/cmd/Kconfig b/cmd/Kconfig index 0b07b3b9d7..5d1999ee0b 100644 --- a/cmd/Kconfig +++ b/cmd/Kconfig @@ -1101,6 +1101,12 @@ config CMD_VIRTIO help VirtIO block device support +config CMD_WDT + bool "wdt" + depends on WDT + help + This provides commands to control the watchdog timer devices. + config CMD_AXI bool "axi" depends on AXI @@ -1427,6 +1433,12 @@ config CMD_EFIDEBUG particularly for managing boot parameters as well as examining various EFI status for debugging. +config CMD_EXCEPTION + bool "exception - raise exception" + depends on ARM || RISCV || X86 + help + Enable the 'exception' command which allows to raise an exception. + config CMD_LED bool "led" depends on LED diff --git a/cmd/Makefile b/cmd/Makefile index acb85f49fb..7864fcf95c 100644 --- a/cmd/Makefile +++ b/cmd/Makefile @@ -142,6 +142,7 @@ obj-$(CONFIG_CMD_UBIFS) += ubifs.o obj-$(CONFIG_CMD_UNIVERSE) += universe.o obj-$(CONFIG_CMD_UNZIP) += unzip.o obj-$(CONFIG_CMD_VIRTIO) += virtio.o +obj-$(CONFIG_CMD_WDT) += wdt.o obj-$(CONFIG_CMD_LZMADEC) += lzmadec.o obj-$(CONFIG_CMD_USB) += usb.o disk.o @@ -172,6 +173,8 @@ obj-$(CONFIG_CMD_BLOB) += blob.o # Android Verified Boot 2.0 obj-$(CONFIG_CMD_AVB) += avb.o +obj-$(CONFIG_ARM) += arm/ +obj-$(CONFIG_RISCV) += riscv/ obj-$(CONFIG_X86) += x86/ obj-$(CONFIG_ARCH_MVEBU) += mvebu/ diff --git a/cmd/arm/Makefile b/cmd/arm/Makefile new file mode 100644 index 0000000000..94367dcb45 --- /dev/null +++ b/cmd/arm/Makefile @@ -0,0 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0+ + +ifdef CONFIG_ARM64 +obj-$(CONFIG_CMD_EXCEPTION) += exception64.o +else +obj-$(CONFIG_CMD_EXCEPTION) += exception.o +endif diff --git a/cmd/arm/exception.c b/cmd/arm/exception.c new file mode 100644 index 0000000000..33bc75976f --- /dev/null +++ b/cmd/arm/exception.c @@ -0,0 +1,61 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * The 'exception' command can be used for testing exception handling. + * + * Copyright (c) 2018, Heinrich Schuchardt <xypron.glpk@gmx.de> + */ + +#include <common.h> +#include <command.h> + +static int do_unaligned(cmd_tbl_t *cmdtp, int flag, int argc, + char * const argv[]) +{ + /* + * The LDRD instruction requires the data source to be four byte aligned + * even if strict alignment fault checking is disabled in the system + * control register. + */ + asm volatile ( + "MOV r5, sp\n" + "ADD r5, #1\n" + "LDRD r6, r7, [r5]\n"); + return CMD_RET_FAILURE; +} + +static int do_breakpoint(cmd_tbl_t *cmdtp, int flag, int argc, + char * const argv[]) +{ + asm volatile ("BKPT #123\n"); + return CMD_RET_FAILURE; +} + +static int do_undefined(cmd_tbl_t *cmdtp, int flag, int argc, + char * const argv[]) +{ + /* + * 0xe7f...f. is undefined in ARM mode + * 0xde.. is undefined in Thumb mode + */ + asm volatile (".word 0xe7f7defb\n"); + return CMD_RET_FAILURE; +} + +static cmd_tbl_t cmd_sub[] = { + U_BOOT_CMD_MKENT(breakpoint, CONFIG_SYS_MAXARGS, 1, do_breakpoint, + "", ""), + U_BOOT_CMD_MKENT(unaligned, CONFIG_SYS_MAXARGS, 1, do_unaligned, + "", ""), + U_BOOT_CMD_MKENT(undefined, CONFIG_SYS_MAXARGS, 1, do_undefined, + "", ""), +}; + +static char exception_help_text[] = + "<ex>\n" + " The following exceptions are available:\n" + " breakpoint - prefetch abort\n" + " unaligned - data abort\n" + " undefined - undefined instruction\n" + ; + +#include <exception.h> diff --git a/cmd/arm/exception64.c b/cmd/arm/exception64.c new file mode 100644 index 0000000000..a363818532 --- /dev/null +++ b/cmd/arm/exception64.c @@ -0,0 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * The 'exception' command can be used for testing exception handling. + * + * Copyright (c) 2018, Heinrich Schuchardt <xypron.glpk@gmx.de> + */ + +#include <common.h> +#include <command.h> + +static int do_undefined(cmd_tbl_t *cmdtp, int flag, int argc, + char * const argv[]) +{ + /* + * 0xe7f...f. is undefined in ARM mode + * 0xde.. is undefined in Thumb mode + */ + asm volatile (".word 0xe7f7defb\n"); + return CMD_RET_FAILURE; +} + +static cmd_tbl_t cmd_sub[] = { + U_BOOT_CMD_MKENT(undefined, CONFIG_SYS_MAXARGS, 1, do_undefined, + "", ""), +}; + +static char exception_help_text[] = + "<ex>\n" + " The following exceptions are available:\n" + " undefined - undefined instruction\n" + ; + +#include <exception.h> diff --git a/cmd/bootefi.c b/cmd/bootefi.c index 3619a20e64..15ee4af456 100644 --- a/cmd/bootefi.c +++ b/cmd/bootefi.c @@ -111,13 +111,13 @@ static efi_status_t copy_fdt(void **fdtp) new_fdt_addr = (uintptr_t)map_sysmem(fdt_ram_start + 0x7f00000 + fdt_size, 0); ret = efi_allocate_pages(EFI_ALLOCATE_MAX_ADDRESS, - EFI_RUNTIME_SERVICES_DATA, fdt_pages, + EFI_BOOT_SERVICES_DATA, fdt_pages, &new_fdt_addr); if (ret != EFI_SUCCESS) { /* If we can't put it there, put it somewhere */ new_fdt_addr = (ulong)memalign(EFI_PAGE_SIZE, fdt_size); ret = efi_allocate_pages(EFI_ALLOCATE_MAX_ADDRESS, - EFI_RUNTIME_SERVICES_DATA, fdt_pages, + EFI_BOOT_SERVICES_DATA, fdt_pages, &new_fdt_addr); if (ret != EFI_SUCCESS) { printf("ERROR: Failed to reserve space for FDT\n"); @@ -27,8 +27,10 @@ static int do_dfu(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) #ifdef CONFIG_DFU_OVER_USB char *usb_controller = argv[1]; #endif +#if defined(CONFIG_DFU_OVER_USB) || defined(CONFIG_DFU_OVER_TFTP) char *interface = argv[2]; char *devstring = argv[3]; +#endif int ret = 0; #ifdef CONFIG_DFU_OVER_TFTP @@ -63,6 +65,7 @@ done: U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu, "Device Firmware Upgrade", + "" #ifdef CONFIG_DFU_OVER_USB "<USB_controller> <interface> <dev> [list]\n" " - device firmware upgrade via <USB_controller>\n" diff --git a/cmd/fpga.c b/cmd/fpga.c index 88a8e3f318..b1f224bc6a 100644 --- a/cmd/fpga.c +++ b/cmd/fpga.c @@ -343,9 +343,9 @@ static int do_fpga_loadmk(cmd_tbl_t *cmdtp, int flag, int argc, return CMD_RET_FAILURE; } - /* get fpga subimage data address and length */ - if (fit_image_get_data(fit_hdr, noffset, &fit_data, - &data_size)) { + /* get fpga subimage/external data address and length */ + if (fit_image_get_data_and_size(fit_hdr, noffset, + &fit_data, &data_size)) { puts("Fpga subimage data not found\n"); return CMD_RET_FAILURE; } diff --git a/cmd/riscv/Makefile b/cmd/riscv/Makefile new file mode 100644 index 0000000000..24df023ece --- /dev/null +++ b/cmd/riscv/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0+ + +obj-$(CONFIG_CMD_EXCEPTION) += exception.o diff --git a/cmd/riscv/exception.c b/cmd/riscv/exception.c new file mode 100644 index 0000000000..547fb7d132 --- /dev/null +++ b/cmd/riscv/exception.c @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * The 'exception' command can be used for testing exception handling. + * + * Copyright (c) 2018, Heinrich Schuchardt <xypron.glpk@gmx.de> + */ + +#include <common.h> +#include <command.h> + +static int do_undefined(cmd_tbl_t *cmdtp, int flag, int argc, + char * const argv[]) +{ + asm volatile (".word 0xffffffff\n"); + return CMD_RET_FAILURE; +} + +static cmd_tbl_t cmd_sub[] = { + U_BOOT_CMD_MKENT(undefined, CONFIG_SYS_MAXARGS, 1, do_undefined, + "", ""), +}; + +static char exception_help_text[] = + "<ex>\n" + " The following exceptions are available:\n" + " undefined - undefined instruction\n" + ; + +#include <exception.h> @@ -81,14 +81,13 @@ static int do_spi_flash_probe(int argc, char * const argv[]) { unsigned int bus = CONFIG_SF_DEFAULT_BUS; unsigned int cs = CONFIG_SF_DEFAULT_CS; + /* In DM mode, defaults speed and mode will be taken from DT */ unsigned int speed = CONFIG_SF_DEFAULT_SPEED; unsigned int mode = CONFIG_SF_DEFAULT_MODE; char *endp; #ifdef CONFIG_DM_SPI_FLASH struct udevice *new, *bus_dev; int ret; - /* In DM mode defaults will be taken from DT */ - speed = 0, mode = 0; #else struct spi_flash *new; #endif @@ -316,26 +316,18 @@ static struct usb_device *usb_find_device(int devnum) return NULL; } -static inline char *portspeed(int speed) +static inline const char *portspeed(int speed) { - char *speed_str; - switch (speed) { case USB_SPEED_SUPER: - speed_str = "5 Gb/s"; - break; + return "5 Gb/s"; case USB_SPEED_HIGH: - speed_str = "480 Mb/s"; - break; + return "480 Mb/s"; case USB_SPEED_LOW: - speed_str = "1.5 Mb/s"; - break; + return "1.5 Mb/s"; default: - speed_str = "12 Mb/s"; - break; + return "12 Mb/s"; } - - return speed_str; } /* shows the device tree recursively */ diff --git a/cmd/usb_mass_storage.c b/cmd/usb_mass_storage.c index 753ae4f42a..570cf3aa50 100644 --- a/cmd/usb_mass_storage.c +++ b/cmd/usb_mass_storage.c @@ -14,6 +14,7 @@ #include <part.h> #include <usb.h> #include <usb_mass_storage.h> +#include <watchdog.h> static int ums_read_sector(struct ums *ums_dev, ulong start, lbaint_t blkcnt, void *buf) @@ -226,6 +227,8 @@ static int do_usb_mass_storage(cmd_tbl_t *cmdtp, int flag, rc = CMD_RET_SUCCESS; goto cleanup_register; } + + WATCHDOG_RESET(); } cleanup_register: diff --git a/cmd/wdt.c b/cmd/wdt.c new file mode 100644 index 0000000000..647d9899b4 --- /dev/null +++ b/cmd/wdt.c @@ -0,0 +1,174 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Watchdog commands + * + * Copyright (c) 2019 Michael Walle <michael@walle.cc> + */ + +#include <common.h> +#include <command.h> +#include <dm.h> +#include <wdt.h> + +static struct udevice *currdev; + +static int do_wdt_list(cmd_tbl_t *cmdtp, int flag, int argc, + char *const argv[]) +{ + struct udevice *dev; + struct uclass *uc; + int ret; + + ret = uclass_get(UCLASS_WDT, &uc); + if (ret) + return CMD_RET_FAILURE; + + uclass_foreach_dev(dev, uc) + printf("%s (%s)\n", dev->name, dev->driver->name); + + return CMD_RET_SUCCESS; +} + +static int do_wdt_dev(cmd_tbl_t *cmdtp, int flag, int argc, + char *const argv[]) +{ + int ret; + + if (argc > 1) { + ret = uclass_get_device_by_name(UCLASS_WDT, argv[1], &currdev); + if (ret) { + printf("Can't get the watchdog timer: %s\n", argv[1]); + return CMD_RET_FAILURE; + } + } else { + if (!currdev) { + printf("No watchdog timer device set!\n"); + return CMD_RET_FAILURE; + } + printf("dev: %s\n", currdev->name); + } + + return CMD_RET_SUCCESS; +} + +static int check_currdev(void) +{ + if (!currdev) { + printf("No device set, use 'wdt dev' first\n"); + return CMD_RET_FAILURE; + } + return 0; +} + +static int do_wdt_start(cmd_tbl_t *cmdtp, int flag, int argc, + char *const argv[]) +{ + int ret; + u64 timeout; + ulong flags = 0; + + if (argc < 2) + return CMD_RET_USAGE; + + ret = check_currdev(); + if (ret) + return ret; + + timeout = simple_strtoull(argv[1], NULL, 0); + if (argc > 2) + flags = simple_strtoul(argv[2], NULL, 0); + + ret = wdt_start(currdev, timeout, flags); + if (ret == -ENOSYS) { + printf("Starting watchdog timer not supported.\n"); + return CMD_RET_FAILURE; + } else if (ret) { + printf("Starting watchdog timer failed (%d)\n", ret); + return CMD_RET_FAILURE; + } + + return CMD_RET_SUCCESS; +} + +static int do_wdt_stop(cmd_tbl_t *cmdtp, int flag, int argc, + char *const argv[]) +{ + int ret; + + ret = check_currdev(); + if (ret) + return ret; + + ret = wdt_stop(currdev); + if (ret == -ENOSYS) { + printf("Stopping watchdog timer not supported.\n"); + return CMD_RET_FAILURE; + } else if (ret) { + printf("Stopping watchdog timer failed (%d)\n", ret); + return CMD_RET_FAILURE; + } + + return CMD_RET_SUCCESS; +} + +static int do_wdt_reset(cmd_tbl_t *cmdtp, int flag, int argc, + char *const argv[]) +{ + int ret; + + ret = check_currdev(); + if (ret) + return ret; + + ret = wdt_reset(currdev); + if (ret == -ENOSYS) { + printf("Resetting watchdog timer not supported.\n"); + return CMD_RET_FAILURE; + } else if (ret) { + printf("Resetting watchdog timer failed (%d)\n", ret); + return CMD_RET_FAILURE; + } + + return CMD_RET_SUCCESS; +} + +static int do_wdt_expire(cmd_tbl_t *cmdtp, int flag, int argc, + char *const argv[]) +{ + int ret; + ulong flags = 0; + + ret = check_currdev(); + if (ret) + return ret; + + if (argc > 1) + flags = simple_strtoul(argv[1], NULL, 0); + + ret = wdt_expire_now(currdev, flags); + if (ret == -ENOSYS) { + printf("Expiring watchdog timer not supported.\n"); + return CMD_RET_FAILURE; + } else if (ret) { + printf("Expiring watchdog timer failed (%d)\n", ret); + return CMD_RET_FAILURE; + } + + return CMD_RET_SUCCESS; +} + +static char wdt_help_text[] = + "list - list watchdog devices\n" + "wdt dev [<name>] - get/set current watchdog device\n" + "wdt start <timeout ms> [flags] - start watchdog timer\n" + "wdt stop - stop watchdog timer\n" + "wdt reset - reset watchdog timer\n" + "wdt expire [flags] - expire watchdog timer immediately\n"; + +U_BOOT_CMD_WITH_SUBCMDS(wdt, "Watchdog sub-system", wdt_help_text, + U_BOOT_SUBCMD_MKENT(list, 1, 1, do_wdt_list), + U_BOOT_SUBCMD_MKENT(dev, 2, 1, do_wdt_dev), + U_BOOT_SUBCMD_MKENT(start, 3, 1, do_wdt_start), + U_BOOT_SUBCMD_MKENT(stop, 1, 1, do_wdt_stop), + U_BOOT_SUBCMD_MKENT(reset, 1, 1, do_wdt_reset), + U_BOOT_SUBCMD_MKENT(expire, 2, 1, do_wdt_expire)); diff --git a/cmd/x86/Makefile b/cmd/x86/Makefile index bcc6d06582..707161440d 100644 --- a/cmd/x86/Makefile +++ b/cmd/x86/Makefile @@ -1,4 +1,5 @@ # SPDX-License-Identifier: GPL-2.0+ obj-y += mtrr.o +obj-$(CONFIG_CMD_EXCEPTION) += exception.o obj-$(CONFIG_HAVE_FSP) += fsp.o diff --git a/cmd/x86/exception.c b/cmd/x86/exception.c new file mode 100644 index 0000000000..ade1e2ea92 --- /dev/null +++ b/cmd/x86/exception.c @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * The 'exception' command can be used for testing exception handling. + * + * Copyright (c) 2018, Heinrich Schuchardt <xypron.glpk@gmx.de> + */ + +#include <common.h> +#include <command.h> + +static int do_undefined(cmd_tbl_t *cmdtp, int flag, int argc, + char * const argv[]) +{ + asm volatile (".word 0xffff\n"); + return CMD_RET_FAILURE; +} + +static cmd_tbl_t cmd_sub[] = { + U_BOOT_CMD_MKENT(undefined, CONFIG_SYS_MAXARGS, 1, do_undefined, + "", ""), +}; + +static char exception_help_text[] = + "<ex>\n" + " The following exceptions are available:\n" + " undefined - undefined instruction\n" + ; + +#include <exception.h> diff --git a/cmd/ximg.c b/cmd/ximg.c index 8572a67a00..32bfae8b22 100644 --- a/cmd/ximg.c +++ b/cmd/ximg.c @@ -159,9 +159,9 @@ do_imgextract(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) } } - /* get subimage data address and length */ - if (fit_image_get_data(fit_hdr, noffset, - &fit_data, &fit_len)) { + /* get subimage/external data address and length */ + if (fit_image_get_data_and_size(fit_hdr, noffset, + &fit_data, &fit_len)) { puts("Could not find script subimage data\n"); return 1; } |