From: Mike Frysinger <[email protected]>
Signed-off-by: Mike Frysinger <[email protected]>
Signed-off-by: Bryan Wu <[email protected]>
---
arch/blackfin/mach-bf533/head.S | 17 +++++++++--------
arch/blackfin/mach-bf537/head.S | 22 ++++++++++++----------
arch/blackfin/mach-bf561/head.S | 20 +++++++++++---------
3 files changed, 32 insertions(+), 27 deletions(-)
diff --git a/arch/blackfin/mach-bf533/head.S b/arch/blackfin/mach-bf533/head.S
index 4db9e62..33d1f62 100644
--- a/arch/blackfin/mach-bf533/head.S
+++ b/arch/blackfin/mach-bf533/head.S
@@ -51,13 +51,14 @@ ENTRY(__start)
ENTRY(__stext)
/* R0: argument of command line string, passed from uboot, save it */
R7 = R0;
- /* Set the SYSCFG register */
+ /* Set the SYSCFG register:
+ * Enable Cycle Counter and Nesting Of Interrupts (3rd Bit)
+ */
R0 = 0x36;
- /*Enable Cycle Counter and Nesting Of Interrupts(3rd Bit)*/
SYSCFG = R0;
R0 = 0;
- /*Clear Out All the data and pointer Registers*/
+ /* Clear Out All the data and pointer Registers */
R1 = R0;
R2 = R0;
R3 = R0;
@@ -79,7 +80,7 @@ ENTRY(__stext)
L2 = r0;
L3 = r0;
- /* Clear Out All the DAG Registers*/
+ /* Clear Out All the DAG Registers */
B0 = r0;
B1 = r0;
B2 = r0;
@@ -303,7 +304,7 @@ ENTRY(_real_start)
.L_clear_zero:
W[p1++] = r0;
-/* pass the uboot arguments to the global value command line */
+ /* pass the uboot arguments to the global value command line */
R0 = R7;
call _cmdline_init;
@@ -322,7 +323,7 @@ ENTRY(_real_start)
[p1] = r1;
/*
- * load the current thread pointer and stack
+ * load the current thread pointer and stack
*/
r1.l = _init_thread_union;
r1.h = _init_thread_union;
@@ -439,8 +440,8 @@ ENTRY(_start_dma_code)
p0.h = hi(SIC_IWR);
p0.l = lo(SIC_IWR);
- r0.l = lo(IWR_ENABLE_ALL)
- r0.h = hi(IWR_ENABLE_ALL)
+ r0.l = lo(IWR_ENABLE_ALL);
+ r0.h = hi(IWR_ENABLE_ALL);
[p0] = r0;
SSYNC;
diff --git a/arch/blackfin/mach-bf537/head.S b/arch/blackfin/mach-bf537/head.S
index 2c2652b..3f490bf 100644
--- a/arch/blackfin/mach-bf537/head.S
+++ b/arch/blackfin/mach-bf537/head.S
@@ -40,7 +40,7 @@
.extern ___bss_start
.extern _bf53x_relocate_l1_mem
-#define INITIAL_STACK 0xFFB01000
+#define INITIAL_STACK 0xFFB01000
.text
@@ -48,12 +48,14 @@ ENTRY(__start)
ENTRY(__stext)
/* R0: argument of command line string, passed from uboot, save it */
R7 = R0;
- /* Set the SYSCFG register */
+ /* Set the SYSCFG register:
+ * Enable Cycle Counter and Nesting Of Interrupts (3rd Bit)
+ */
R0 = 0x36;
- SYSCFG = R0; /*Enable Cycle Counter and Nesting Of Interrupts(3rd Bit)*/
+ SYSCFG = R0;
R0 = 0;
- /* Clear Out All the data and pointer Registers*/
+ /* Clear Out All the data and pointer Registers */
R1 = R0;
R2 = R0;
R3 = R0;
@@ -75,7 +77,7 @@ ENTRY(__stext)
L2 = r0;
L3 = r0;
- /* Clear Out All the DAG Registers*/
+ /* Clear Out All the DAG Registers */
B0 = r0;
B1 = r0;
B2 = r0;
@@ -191,7 +193,7 @@ ENTRY(__stext)
p0.h = hi(UART_DLL);
p0.l = lo(UART_DLL);
- r0 = 0x00(Z);
+ r0 = 0x0(Z);
w[p0] = r0.L;
ssync;
@@ -218,6 +220,7 @@ ENTRY(__stext)
#if CONFIG_BFIN_KERNEL_CLOCK
call _start_dma_code;
#endif
+
/* Code for initializing Async memory banks */
p2.h = hi(EBIU_AMBCTL1);
@@ -291,7 +294,7 @@ ENTRY(_real_start)
p2.h = ___bss_stop;
r0 = 0;
p2 -= p1;
- lsetup (.L_clear_bss, .L_clear_bss ) lc0 = p2;
+ lsetup (.L_clear_bss, .L_clear_bss) lc0 = p2;
.L_clear_bss:
B[p1++] = r0;
@@ -306,7 +309,7 @@ ENTRY(_real_start)
r0 = r0 >> 1;
p2 = r0;
r0 = 0;
- lsetup (.L_clear_zero, .L_clear_zero ) lc0 = p2;
+ lsetup (.L_clear_zero, .L_clear_zero) lc0 = p2;
.L_clear_zero:
W[p1++] = r0;
@@ -328,9 +331,8 @@ ENTRY(_real_start)
r1 = p3;
[p1] = r1;
-
/*
- * load the current thread pointer and stack
+ * load the current thread pointer and stack
*/
r1.l = _init_thread_union;
r1.h = _init_thread_union;
diff --git a/arch/blackfin/mach-bf561/head.S b/arch/blackfin/mach-bf561/head.S
index ad9187a..3029e94 100644
--- a/arch/blackfin/mach-bf561/head.S
+++ b/arch/blackfin/mach-bf561/head.S
@@ -46,14 +46,16 @@
ENTRY(__start)
ENTRY(__stext)
- /* R0: argument of command line string, passed from uboot, save it */
+ /* R0: argument of command line string, passed from uboot, save it */
R7 = R0;
- /* Set the SYSCFG register */
+ /* Set the SYSCFG register:
+ * Enable Cycle Counter and Nesting Of Interrupts (3rd Bit)
+ */
R0 = 0x36;
- SYSCFG = R0; /*Enable Cycle Counter and Nesting Of Interrupts(3rd Bit)*/
+ SYSCFG = R0;
R0 = 0;
- /*Clear Out All the data and pointer Registers*/
+ /* Clear Out All the data and pointer Registers */
R1 = R0;
R2 = R0;
R3 = R0;
@@ -75,7 +77,7 @@ ENTRY(__stext)
L2 = r0;
L3 = r0;
- /* Clear Out All the DAG Registers*/
+ /* Clear Out All the DAG Registers */
B0 = r0;
B1 = r0;
B2 = r0;
@@ -238,7 +240,7 @@ ENTRY(_real_start)
p2.h = ___bss_stop;
r0 = 0;
p2 -= p1;
- lsetup (.L_clear_bss, .L_clear_bss ) lc0 = p2;
+ lsetup (.L_clear_bss, .L_clear_bss) lc0 = p2;
.L_clear_bss:
B[p1++] = r0;
@@ -253,11 +255,11 @@ ENTRY(_real_start)
r0 = r0 >> 1;
p2 = r0;
r0 = 0;
- lsetup (.L_clear_zero, .L_clear_zero ) lc0 = p2;
+ lsetup (.L_clear_zero, .L_clear_zero) lc0 = p2;
.L_clear_zero:
W[p1++] = r0;
-/* pass the uboot arguments to the global value command line */
+ /* pass the uboot arguments to the global value command line */
R0 = R7;
call _cmdline_init;
@@ -350,7 +352,7 @@ ENTRY(_start_dma_code)
if ! CC jump .Lcheck_again;
/* Configure SCLK & CCLK Dividers */
- r0 = (CONFIG_CCLK_ACT_DIV | CONFIG_SCLK_DIV);
+ r0 = (CONFIG_CCLK_ACT_DIV | CONFIG_SCLK_DIV);
p0.h = hi(PLL_DIV);
p0.l = lo(PLL_DIV);
w[p0] = r0.l;
--
1.5.2
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