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authorLinus Torvalds <torvalds@linux-foundation.org>2009-02-04 07:56:25 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-02-04 07:56:25 -0800
commiteda58a85ec3fc05855a26654d97a2b53f0e715b9 (patch)
treede995f6f0e38c3f35e866519c6de7e331ce6cc91 /arch/blackfin/mach-common/head.S
parent024bb9617e01716c5ac7d235f54483cc6018978f (diff)
parentc8e674125e03c5f36ccfd61d83b933e6956074b0 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/blackfin-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/blackfin-2.6: (40 commits) Blackfin arch: Remove outdated code Blackfin arch: Fix udelay implementation Blackfin arch: Update Copyright information Blackfin arch: Add BF561 PPI POLS, POLC Masks Blackfin arch: Update CM-BF527 kernel config Blackfin arch: define bfin_memmap as static since it is only used here Blackfin arch: cplb mananger: use a do...while loop rather than a for loop Blackfin arch: fix bug - traps test case 19 for exception 0x2d fails Blackfin arch: add platform device bfin_mii-bus and KSZ8893M switch driver platform resources to board files Blackfin arch: build jtag tty driver as a module by default Blackfin arch: fix 2 bugs related to debug Blackfin arch: Add ANOMALY_05000380 to BF54x to kill the compile warning Blackfin arch: Fix bug - 561 SMP kernel can't boot from jffs2 Blackfin arch: base SIC_IWR# programming on whether the MMR exists Blackfin arch: read SYSCR on newer parts that mirror the bits of SWRST in it Blackfin arch: fixup board init function name Blackfin arch: drop CONFIG_I2C_BOARDINFO ifdefs Blackfin arch: bfin_reset->_bfin_reset redirection no longer needed Blackfin arch: sync reboot handler with version in u-boot Blackfin arch: Faster Implementation of csum_tcpudp_nofold() ...
Diffstat (limited to 'arch/blackfin/mach-common/head.S')
-rw-r--r--arch/blackfin/mach-common/head.S84
1 files changed, 42 insertions, 42 deletions
diff --git a/arch/blackfin/mach-common/head.S b/arch/blackfin/mach-common/head.S
index e1e42c029e1..698d4c05947 100644
--- a/arch/blackfin/mach-common/head.S
+++ b/arch/blackfin/mach-common/head.S
@@ -17,6 +17,19 @@
__INIT
+ENTRY(__init_clear_bss)
+ r2 = r2 - r1;
+ cc = r2 == 0;
+ if cc jump .L_bss_done;
+ r2 >>= 2;
+ p1 = r1;
+ p2 = r2;
+ lsetup (1f, 1f) lc0 = p2;
+1: [p1++] = r0;
+.L_bss_done:
+ rts;
+ENDPROC(__init_clear_bss)
+
#define INITIAL_STACK (L1_SCRATCH_START + L1_SCRATCH_LENGTH - 12)
ENTRY(__start)
@@ -144,6 +157,35 @@ ENTRY(__start)
call _init_early_exception_vectors;
#endif
+ r0 = 0 (x);
+ /* Zero out all of the fun bss regions */
+#if L1_DATA_A_LENGTH > 0
+ r1.l = __sbss_l1;
+ r1.h = __sbss_l1;
+ r2.l = __ebss_l1;
+ r2.h = __ebss_l1;
+ call __init_clear_bss
+#endif
+#if L1_DATA_B_LENGTH > 0
+ r1.l = __sbss_b_l1;
+ r1.h = __sbss_b_l1;
+ r2.l = __ebss_b_l1;
+ r2.h = __ebss_b_l1;
+ call __init_clear_bss
+#endif
+#if L2_LENGTH > 0
+ r1.l = __sbss_l2;
+ r1.h = __sbss_l2;
+ r2.l = __ebss_l2;
+ r2.h = __ebss_l2;
+ call __init_clear_bss
+#endif
+ r1.l = ___bss_start;
+ r1.h = ___bss_start;
+ r2.l = ___bss_stop;
+ r2.h = ___bss_stop;
+ call __init_clear_bss
+
/* Put The Code for PLL Programming and SDRAM Programming in L1 ISRAM */
call _bfin_relocate_l1_mem;
#ifdef CONFIG_BFIN_KERNEL_CLOCK
@@ -185,19 +227,6 @@ ENDPROC(__start)
# define WDOG_CTL WDOGA_CTL
#endif
-ENTRY(__init_clear_bss)
- r2 = r2 - r1;
- cc = r2 == 0;
- if cc jump .L_bss_done;
- r2 >>= 2;
- p1 = r1;
- p2 = r2;
- lsetup (1f, 1f) lc0 = p2;
-1: [p1++] = r0;
-.L_bss_done:
- rts;
-ENDPROC(__init_clear_bss)
-
ENTRY(_real_start)
/* Enable nested interrupts */
[--sp] = reti;
@@ -209,35 +238,6 @@ ENTRY(_real_start)
w[p0] = r0;
ssync;
- r0 = 0 (x);
- /* Zero out all of the fun bss regions */
-#if L1_DATA_A_LENGTH > 0
- r1.l = __sbss_l1;
- r1.h = __sbss_l1;
- r2.l = __ebss_l1;
- r2.h = __ebss_l1;
- call __init_clear_bss
-#endif
-#if L1_DATA_B_LENGTH > 0
- r1.l = __sbss_b_l1;
- r1.h = __sbss_b_l1;
- r2.l = __ebss_b_l1;
- r2.h = __ebss_b_l1;
- call __init_clear_bss
-#endif
-#if L2_LENGTH > 0
- r1.l = __sbss_l2;
- r1.h = __sbss_l2;
- r2.l = __ebss_l2;
- r2.h = __ebss_l2;
- call __init_clear_bss
-#endif
- r1.l = ___bss_start;
- r1.h = ___bss_start;
- r2.l = ___bss_stop;
- r2.h = ___bss_stop;
- call __init_clear_bss
-
/* Pass the u-boot arguments to the global value command line */
R0 = R7;
call _cmdline_init;