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| author | Alexey Brodkin <Alexey.Brodkin@synopsys.com> | 2014-02-04 08:56:17 (GMT) |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-02-07 13:14:33 (GMT) |
| commit | 794ab57497f822e8178b40867bf419375aad4de0 (patch) | |
| tree | ecff0b6b98ed8ae059029a3e32328ffb21edaf70 /examples/standalone | |
| parent | bc5d5428805c804cab67a0cc000bbf64e26acf71 (diff) | |
| download | u-boot-794ab57497f822e8178b40867bf419375aad4de0.tar.xz | |
arc: add support for standalone programs
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Cc: Vineet Gupta <vgupta@synopsys.com>
Cc: Francois Bedard <fbedard@synopsys.com>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'examples/standalone')
| -rw-r--r-- | examples/standalone/stubs.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/examples/standalone/stubs.c b/examples/standalone/stubs.c index 32a19ce..c5c025d 100644 --- a/examples/standalone/stubs.c +++ b/examples/standalone/stubs.c @@ -210,6 +210,19 @@ gd_t *global_data; " l.jr r13\n" \ " l.nop\n" \ : : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x * sizeof(void *)) : "r13"); +#elif defined(CONFIG_ARC) +/* + * r25 holds the pointer to the global_data. r10 is call clobbered. + */ +#define EXPORT_FUNC(x) \ + asm volatile( \ +" .align 4\n" \ +" .globl " #x "\n" \ +#x ":\n" \ +" ld r10, [r25, %0]\n" \ +" ld r10, [r10, %1]\n" \ +" j [r10]\n" \ + : : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x * sizeof(void *)) : "r10"); #else /*" addi $sp, $sp, -24\n" \ " br $r16\n" \*/ |