[U-Boot] [RFC][PATCH 29/36] x86 - Move test for cold boot into init functions
Graeme Russ
graeme.russ at gmail.com
Mon Jan 3 20:46:49 CET 2011
---
arch/i386/cpu/sc520/sc520.c | 7 ++++---
arch/i386/lib/board.c | 17 +++++++----------
2 files changed, 11 insertions(+), 13 deletions(-)
diff --git a/arch/i386/cpu/sc520/sc520.c b/arch/i386/cpu/sc520/sc520.c
index 19c7100..8145f1a 100644
--- a/arch/i386/cpu/sc520/sc520.c
+++ b/arch/i386/cpu/sc520/sc520.c
@@ -45,15 +45,16 @@ int cpu_init_f(void)
gd->cpu_clk = 100000000;
}
-
/* wait at least one millisecond */
asm("movl $0x2000, %%ecx\n"
"0: pushl %%ecx\n"
"popl %%ecx\n"
"loop 0b\n": : : "ecx");
- /* turn on the SDRAM write buffer */
- writeb(0x11, &sc520_mmcr->dbctl);
+ if (gd->flags & GD_FLG_COLD_BOOT) {
+ /* turn on the SDRAM write buffer */
+ writeb(0x11, &sc520_mmcr->dbctl);
+ }
return x86_cpu_init_f();
}
diff --git a/arch/i386/lib/board.c b/arch/i386/lib/board.c
index 1118322..b04367b 100644
--- a/arch/i386/lib/board.c
+++ b/arch/i386/lib/board.c
@@ -209,16 +209,13 @@ void board_init_f (ulong boot_flags)
dest_addr -= (bss_end - text_start);
rel_offset = text_start - dest_addr;
- /* Perform low-level initialization only when cold booted */
- if (gd->flags & GD_FLG_COLD_BOOT) {
- /* First stage CPU initialization */
- if (cpu_init_f() != 0)
- hang();
-
- /* First stage Board initialization */
- if (board_early_init_f() != 0)
- hang();
- }
+ /* First stage CPU initialization */
+ if (cpu_init_f() != 0)
+ hang();
+
+ /* First stage Board initialization */
+ if (board_early_init_f() != 0)
+ hang();
/* Copy U-Boot into RAM */
dst_addr = (ulong *)dest_addr;
--
1.7.1.422.g049e9
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