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sandbox: fdt: add support for CONFIG_OF_CONTROL

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This adds support for a controlling fdt, mirroring the ARM implementation.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Simon Glass 2012-02-15 15:51:11 -08:00 committed by Mike Frysinger
parent e2dcefcb40
commit f7b2af0a22
2 changed files with 9 additions and 0 deletions
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1
arch/sandbox/include/asm/global_data.h
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@ -45,6 +45,7 @@ typedef struct global_data {
unsigned long fb_base; /* base address of frame buffer */ unsigned long fb_base; /* base address of frame buffer */
u8 *ram_buf; /* emulated RAM buffer */ u8 *ram_buf; /* emulated RAM buffer */
phys_size_t ram_size; /* RAM size */ phys_size_t ram_size; /* RAM size */
const void *fdt_blob; /* Our device tree, NULL if none */
void **jt; /* jump table */ void **jt; /* jump table */
char env_buf[32]; /* buffer for getenv() before reloc. */ char env_buf[32]; /* buffer for getenv() before reloc. */
} gd_t; } gd_t;

8
arch/sandbox/lib/board.c
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@ -156,6 +156,14 @@ void board_init_f(ulong bootflag)
memset((void *)gd, 0, sizeof(gd_t)); memset((void *)gd, 0, sizeof(gd_t));
#if defined(CONFIG_OF_EMBED)
/* Get a pointer to the FDT */
gd->fdt_blob = _binary_dt_dtb_start;
#elif defined(CONFIG_OF_SEPARATE)
/* FDT is at end of image */
gd->fdt_blob = (void *)(_end_ofs + _TEXT_BASE);
#endif
for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) { for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
if ((*init_fnc_ptr)() != 0) if ((*init_fnc_ptr)() != 0)
hang(); hang();