diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sandbox/config.mk | 6 | ||||
| -rw-r--r-- | arch/sandbox/dts/.gitignore | 1 | ||||
| -rw-r--r-- | arch/sandbox/lib/Makefile | 2 | ||||
| -rw-r--r-- | arch/sandbox/lib/sandbox.c | 83 |
4 files changed, 91 insertions, 1 deletions
diff --git a/arch/sandbox/config.mk b/arch/sandbox/config.mk index e094ae2..c3f889f 100644 --- a/arch/sandbox/config.mk +++ b/arch/sandbox/config.mk @@ -18,3 +18,9 @@ cmd_u-boot__ = $(CC) -o $@ -T u-boot.lds \ $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map CONFIG_ARCH_DEVICE_TREE := sandbox + +# Define this to avoid linking with SDL, which requires SDL libraries +# This can solve 'sdl-config: Command not found' errors +ifneq ($(NO_SDL),) +PLATFORM_CPPFLAGS += -DSANDBOX_NO_SDL +endif diff --git a/arch/sandbox/dts/.gitignore b/arch/sandbox/dts/.gitignore new file mode 100644 index 0000000..b60ed20 --- /dev/null +++ b/arch/sandbox/dts/.gitignore @@ -0,0 +1 @@ +*.dtb diff --git a/arch/sandbox/lib/Makefile b/arch/sandbox/lib/Makefile index 4c1a38d..6480ebf 100644 --- a/arch/sandbox/lib/Makefile +++ b/arch/sandbox/lib/Makefile @@ -8,4 +8,4 @@ # -obj-y += interrupts.o +obj-y += interrupts.o sandbox.o diff --git a/arch/sandbox/lib/sandbox.c b/arch/sandbox/lib/sandbox.c new file mode 100644 index 0000000..e4d4e02 --- /dev/null +++ b/arch/sandbox/lib/sandbox.c @@ -0,0 +1,83 @@ +/* + * Copyright (c) 2011 The Chromium OS Authors. + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <cros_ec.h> +#include <dm.h> +#include <os.h> +#include <asm/u-boot-sandbox.h> + +/* + * Pointer to initial global data area + * + * Here we initialize it. + */ +gd_t *gd; + +/* Add a simple GPIO device */ +U_BOOT_DEVICE(gpio_sandbox) = { + .name = "gpio_sandbox", +}; + +void flush_cache(unsigned long start, unsigned long size) +{ +} + +unsigned long timer_read_counter(void) +{ + return os_get_nsec() / 1000; +} + +int dram_init(void) +{ + gd->ram_size = CONFIG_SYS_SDRAM_SIZE; + return 0; +} + +#ifdef CONFIG_BOARD_EARLY_INIT_F +int board_early_init_f(void) +{ +#ifdef CONFIG_VIDEO_SANDBOX_SDL + int ret; + + ret = sandbox_lcd_sdl_early_init(); + if (ret) { + puts("Could not init sandbox LCD emulation\n"); + return ret; + } +#endif + + return 0; +} +#endif + +int arch_early_init_r(void) +{ +#ifdef CONFIG_CROS_EC + if (cros_ec_board_init()) { + printf("%s: Failed to init EC\n", __func__); + return 0; + } +#endif + + return 0; +} + +#ifdef CONFIG_BOARD_LATE_INIT +int board_late_init(void) +{ + if (cros_ec_get_error()) { + /* Force console on */ + gd->flags &= ~GD_FLG_SILENT; + + printf("cros-ec communications failure %d\n", + cros_ec_get_error()); + puts("\nPlease reset with Power+Refresh\n\n"); + panic("Cannot init cros-ec device"); + return -1; + } + return 0; +} +#endif |