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authorMike Frysinger <vapier.adi@gmail.com>2008-08-13 16:16:11 +0800
committerBryan Wu <cooloney@kernel.org>2008-08-13 16:16:11 +0800
commit07aa7be5708afb3d9afa68f6f853c98e51bc64b3 (patch)
tree808fe87c382fb0a1b9432c75989da81f7f9efdd1
parentBlackfin arch: unify the duplicated portions of __start and split mach-specific pieces into _mach_early_start where they will be easier to trim over time (diff)
downloadlinux-dev-07aa7be5708afb3d9afa68f6f853c98e51bc64b3.tar.xz
linux-dev-07aa7be5708afb3d9afa68f6f853c98e51bc64b3.zip
Blackfin arch: convert L2 defines to be the same as the L1 defines
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to '')
-rw-r--r--arch/blackfin/kernel/cplb-nompu/cplbinit.c6
-rw-r--r--arch/blackfin/kernel/setup.c14
-rw-r--r--arch/blackfin/kernel/traps.c2
-rw-r--r--arch/blackfin/kernel/vmlinux.lds.S10
-rw-r--r--arch/blackfin/mm/blackfin_sram.c12
-rw-r--r--include/asm-blackfin/mach-bf527/mem_map.h5
-rw-r--r--include/asm-blackfin/mach-bf533/mem_map.h5
-rw-r--r--include/asm-blackfin/mach-bf537/mem_map.h5
8 files changed, 34 insertions, 25 deletions
diff --git a/arch/blackfin/kernel/cplb-nompu/cplbinit.c b/arch/blackfin/kernel/cplb-nompu/cplbinit.c
index 224e7cc30bc5..728f708d3981 100644
--- a/arch/blackfin/kernel/cplb-nompu/cplbinit.c
+++ b/arch/blackfin/kernel/cplb-nompu/cplbinit.c
@@ -164,17 +164,13 @@ static struct cplb_desc cplb_data[] = {
.name = "Asynchronous Memory Banks",
},
{
-#ifdef L2_START
.start = L2_START,
.end = L2_START + L2_LENGTH,
.psize = SIZE_1M,
.attr = SWITCH_T | I_CPLB | D_CPLB,
.i_conf = L2_MEMORY,
.d_conf = L2_MEMORY,
- .valid = 1,
-#else
- .valid = 0,
-#endif
+ .valid = (L2_LENGTH > 0),
.name = "L2 Memory",
},
{
diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c
index 15967e7578cd..936c06d820de 100644
--- a/arch/blackfin/kernel/setup.c
+++ b/arch/blackfin/kernel/setup.c
@@ -131,14 +131,14 @@ void __init bf53x_relocate_l1_mem(void)
dma_memcpy(_sdata_b_l1, _l1_lma_start + l1_code_length +
l1_data_a_length, l1_data_b_length);
-#ifdef L2_LENGTH
- l2_length = _ebss_l2 - _stext_l2;
- if (l2_length > L2_LENGTH)
- panic("L2 SRAM Overflow\n");
+ if (L2_LENGTH != 0) {
+ l2_length = _ebss_l2 - _stext_l2;
+ if (l2_length > L2_LENGTH)
+ panic("L2 SRAM Overflow\n");
- /* Copy _stext_l2 to _edata_l2 to L2 SRAM */
- dma_memcpy(_stext_l2, _l2_lma_start, l2_length);
-#endif
+ /* Copy _stext_l2 to _edata_l2 to L2 SRAM */
+ dma_memcpy(_stext_l2, _l2_lma_start, l2_length);
+ }
}
/* add_memory_region to memmap */
diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c
index ad922ab91543..62a47d67d876 100644
--- a/arch/blackfin/kernel/traps.c
+++ b/arch/blackfin/kernel/traps.c
@@ -567,7 +567,7 @@ bool get_instruction(unsigned short *val, unsigned short *address)
* we don't read something in the async space that can hang forever
*/
if ((addr >= FIXED_CODE_START && (addr + 2) <= physical_mem_end) ||
-#ifdef L2_START
+#if L2_LENGTH != 0
(addr >= L2_START && (addr + 2) <= (L2_START + L2_LENGTH)) ||
#endif
(addr >= BOOT_ROM_START && (addr + 2) <= (BOOT_ROM_START + BOOT_ROM_LENGTH)) ||
diff --git a/arch/blackfin/kernel/vmlinux.lds.S b/arch/blackfin/kernel/vmlinux.lds.S
index d062597e6217..7d12c6692a65 100644
--- a/arch/blackfin/kernel/vmlinux.lds.S
+++ b/arch/blackfin/kernel/vmlinux.lds.S
@@ -102,7 +102,7 @@ SECTIONS
#if !L1_DATA_B_LENGTH
*(.l1.data.B)
#endif
-#ifndef L2_LENGTH
+#if !L2_LENGTH
. = ALIGN(32);
*(.data_l2.cacheline_aligned)
*(.l2.data)
@@ -212,20 +212,19 @@ SECTIONS
__ebss_b_l1 = .;
}
-#ifdef L2_LENGTH
__l2_lma_start = .;
.text_data_l2 L2_START : AT(LOADADDR(.data_b_l1) + SIZEOF(.data_b_l1))
{
. = ALIGN(4);
__stext_l2 = .;
- *(.l1.text)
+ *(.l2.text)
. = ALIGN(4);
__etext_l2 = .;
. = ALIGN(4);
__sdata_l2 = .;
- *(.l1.data)
+ *(.l2.data)
__edata_l2 = .;
. = ALIGN(32);
@@ -233,11 +232,10 @@ SECTIONS
. = ALIGN(4);
__sbss_l2 = .;
- *(.l1.bss)
+ *(.l2.bss)
. = ALIGN(4);
__ebss_l2 = .;
}
-#endif
/* Force trailing alignment of our init section so that when we
* free our init memory, we don't leave behind a partial page.
diff --git a/arch/blackfin/mm/blackfin_sram.c b/arch/blackfin/mm/blackfin_sram.c
index 5af3c31c9365..9d2be43ac3da 100644
--- a/arch/blackfin/mm/blackfin_sram.c
+++ b/arch/blackfin/mm/blackfin_sram.c
@@ -66,7 +66,7 @@ static struct sram_piece free_l1_data_B_sram_head, used_l1_data_B_sram_head;
static struct sram_piece free_l1_inst_sram_head, used_l1_inst_sram_head;
#endif
-#ifdef L2_LENGTH
+#if L2_LENGTH != 0
static struct sram_piece free_l2_sram_head, used_l2_sram_head;
#endif
@@ -175,7 +175,7 @@ static void __init l1_inst_sram_init(void)
static void __init l2_sram_init(void)
{
-#ifdef L2_LENGTH
+#if L2_LENGTH != 0
free_l2_sram_head.next =
kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
if (!free_l2_sram_head.next) {
@@ -367,7 +367,7 @@ int sram_free(const void *addr)
&& addr < (void *)(L1_DATA_B_START + L1_DATA_B_LENGTH))
return l1_data_B_sram_free(addr);
#endif
-#ifdef L2_LENGTH
+#if L2_LENGTH != 0
else if (addr >= (void *)L2_START
&& addr < (void *)(L2_START + L2_LENGTH))
return l2_sram_free(addr);
@@ -604,7 +604,7 @@ int l1sram_free(const void *addr)
void *l2_sram_alloc(size_t size)
{
-#ifdef L2_LENGTH
+#if L2_LENGTH != 0
unsigned flags;
void *addr;
@@ -640,7 +640,7 @@ EXPORT_SYMBOL(l2_sram_zalloc);
int l2_sram_free(const void *addr)
{
-#ifdef L2_LENGTH
+#if L2_LENGTH != 0
unsigned flags;
int ret;
@@ -779,7 +779,7 @@ static int sram_proc_read(char *buf, char **start, off_t offset, int count,
&free_l1_inst_sram_head, &used_l1_inst_sram_head))
goto not_done;
#endif
-#ifdef L2_LENGTH
+#if L2_LENGTH != 0
if (_sram_proc_read(buf, &len, count, "L2",
&free_l2_sram_head, &used_l2_sram_head))
goto not_done;
diff --git a/include/asm-blackfin/mach-bf527/mem_map.h b/include/asm-blackfin/mach-bf527/mem_map.h
index 193082deaa4e..ef46dc991cd4 100644
--- a/include/asm-blackfin/mach-bf527/mem_map.h
+++ b/include/asm-blackfin/mach-bf527/mem_map.h
@@ -89,6 +89,11 @@
#define BFIN_DSUPBANKS 0
#endif /*CONFIG_BFIN_DCACHE */
+/* Level 2 Memory - none */
+
+#define L2_START 0
+#define L2_LENGTH 0
+
/* Scratch Pad Memory */
#define L1_SCRATCH_START 0xFFB00000
diff --git a/include/asm-blackfin/mach-bf533/mem_map.h b/include/asm-blackfin/mach-bf533/mem_map.h
index bd30b6f3be00..581fc6eea789 100644
--- a/include/asm-blackfin/mach-bf533/mem_map.h
+++ b/include/asm-blackfin/mach-bf533/mem_map.h
@@ -158,6 +158,11 @@
#endif
+/* Level 2 Memory - none */
+
+#define L2_START 0
+#define L2_LENGTH 0
+
/* Scratch Pad Memory */
#define L1_SCRATCH_START 0xFFB00000
diff --git a/include/asm-blackfin/mach-bf537/mem_map.h b/include/asm-blackfin/mach-bf537/mem_map.h
index 5c6726d6f3b1..5078b669431f 100644
--- a/include/asm-blackfin/mach-bf537/mem_map.h
+++ b/include/asm-blackfin/mach-bf537/mem_map.h
@@ -166,6 +166,11 @@
#endif
+/* Level 2 Memory - none */
+
+#define L2_START 0
+#define L2_LENGTH 0
+
/* Scratch Pad Memory */
#define L1_SCRATCH_START 0xFFB00000